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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

This commit is contained in:
David S. Miller 2010-06-17 14:19:06 -07:00
parent 4de5782681 abf52f86aa
commit bb9c03d8a6
106 changed files with 4950 additions and 2440 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/networking/README.ipw2200
View File

@ -171,7 +171,7 @@ Where the supported parameter are:
led
Can be used to turn on experimental LED code.
0 = Off, 1 = On. Default is 0.
0 = Off, 1 = On. Default is 1.
mode
Can be used to set the default mode of the adapter.

10
MAINTAINERS
View File

@ -2978,20 +2978,14 @@ F: drivers/net/ixgb/
F: drivers/net/ixgbe/
INTEL PRO/WIRELESS 2100 NETWORK CONNECTION SUPPORT
M: Reinette Chatre <reinette.chatre@intel.com>
M: Intel Linux Wireless <ilw@linux.intel.com>
L: linux-wireless@vger.kernel.org
W: http://ipw2100.sourceforge.net
S: Odd Fixes
S: Orphan
F: Documentation/networking/README.ipw2100
F: drivers/net/wireless/ipw2x00/ipw2100.*
INTEL PRO/WIRELESS 2915ABG NETWORK CONNECTION SUPPORT
M: Reinette Chatre <reinette.chatre@intel.com>
M: Intel Linux Wireless <ilw@linux.intel.com>
L: linux-wireless@vger.kernel.org
W: http://ipw2200.sourceforge.net
S: Odd Fixes
S: Orphan
F: Documentation/networking/README.ipw2200
F: drivers/net/wireless/ipw2x00/ipw2200.*

12
drivers/net/wireless/ath/ath5k/ath5k.h
View File

@ -566,7 +566,7 @@ enum ath5k_pkt_type {
)
/*
* DMA size definitions (2^n+2)
* DMA size definitions (2^(n+2))
*/
enum ath5k_dmasize {
AR5K_DMASIZE_4B = 0,
@ -1127,15 +1127,10 @@ struct ath5k_hw {
/*
* Function pointers
*/
int (*ah_setup_rx_desc)(struct ath5k_hw *ah, struct ath5k_desc *desc,
u32 size, unsigned int flags);
int (*ah_setup_tx_desc)(struct ath5k_hw *, struct ath5k_desc *,
unsigned int, unsigned int, int, enum ath5k_pkt_type,
unsigned int, unsigned int, unsigned int, unsigned int,
unsigned int, unsigned int, unsigned int, unsigned int);
int (*ah_setup_mrr_tx_desc)(struct ath5k_hw *, struct ath5k_desc *,
unsigned int, unsigned int, unsigned int, unsigned int,
unsigned int, unsigned int);
int (*ah_proc_tx_desc)(struct ath5k_hw *, struct ath5k_desc *,
struct ath5k_tx_status *);
int (*ah_proc_rx_desc)(struct ath5k_hw *, struct ath5k_desc *,
@ -1236,6 +1231,11 @@ int ath5k_hw_set_slot_time(struct ath5k_hw *ah, unsigned int slot_time);
/* Hardware Descriptor Functions */
int ath5k_hw_init_desc_functions(struct ath5k_hw *ah);
int ath5k_hw_setup_rx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
u32 size, unsigned int flags);
int ath5k_hw_setup_mrr_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
unsigned int tx_rate1, u_int tx_tries1, u_int tx_rate2,
u_int tx_tries2, unsigned int tx_rate3, u_int tx_tries3);
/* GPIO Functions */
void ath5k_hw_set_ledstate(struct ath5k_hw *ah, unsigned int state);

339
drivers/net/wireless/ath/ath5k/base.c
View File

@ -311,7 +311,8 @@ static int ath5k_rxbuf_setup(struct ath5k_softc *sc,
static int ath5k_txbuf_setup(struct ath5k_softc *sc,
struct ath5k_buf *bf,
struct ath5k_txq *txq, int padsize);
static inline void ath5k_txbuf_free(struct ath5k_softc *sc,
static inline void ath5k_txbuf_free_skb(struct ath5k_softc *sc,
struct ath5k_buf *bf)
{
BUG_ON(!bf);
@ -321,9 +322,11 @@ static inline void ath5k_txbuf_free(struct ath5k_softc *sc,
PCI_DMA_TODEVICE);
dev_kfree_skb_any(bf->skb);
bf->skb = NULL;
bf->skbaddr = 0;
bf->desc->ds_data = 0;
}
static inline void ath5k_rxbuf_free(struct ath5k_softc *sc,
static inline void ath5k_rxbuf_free_skb(struct ath5k_softc *sc,
struct ath5k_buf *bf)
{
struct ath5k_hw *ah = sc->ah;
@ -336,6 +339,8 @@ static inline void ath5k_rxbuf_free(struct ath5k_softc *sc,
PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(bf->skb);
bf->skb = NULL;
bf->skbaddr = 0;
bf->desc->ds_data = 0;
}
@ -352,7 +357,6 @@ static void ath5k_txq_release(struct ath5k_softc *sc);
static int ath5k_rx_start(struct ath5k_softc *sc);
static void ath5k_rx_stop(struct ath5k_softc *sc);
static unsigned int ath5k_rx_decrypted(struct ath5k_softc *sc,
struct ath5k_desc *ds,
struct sk_buff *skb,
struct ath5k_rx_status *rs);
static void ath5k_tasklet_rx(unsigned long data);
@ -765,7 +769,8 @@ ath5k_attach(struct pci_dev *pdev, struct ieee80211_hw *hw)
* return false w/o doing anything. MAC's that do
* support it will return true w/o doing anything.
*/
ret = ah->ah_setup_mrr_tx_desc(ah, NULL, 0, 0, 0, 0, 0, 0);
ret = ath5k_hw_setup_mrr_tx_desc(ah, NULL, 0, 0, 0, 0, 0, 0);
if (ret < 0)
goto err;
if (ret > 0)
@ -1111,8 +1116,9 @@ ath5k_setup_bands(struct ieee80211_hw *hw)
static int
ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan)
{
ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "(%u MHz) -> (%u MHz)\n",
sc->curchan->center_freq, chan->center_freq);
ATH5K_DBG(sc, ATH5K_DEBUG_RESET,
"channel set, resetting (%u -> %u MHz)\n",
sc->curchan->center_freq, chan->center_freq);
/*
* To switch channels clear any pending DMA operations;
@ -1228,21 +1234,23 @@ ath5k_rxbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf)
* not get overrun under high load (as can happen with a
* 5212 when ANI processing enables PHY error frames).
*
* To insure the last descriptor is self-linked we create
* To ensure the last descriptor is self-linked we create
* each descriptor as self-linked and add it to the end. As
* each additional descriptor is added the previous self-linked
* entry is ``fixed'' naturally. This should be safe even
* entry is "fixed" naturally. This should be safe even
* if DMA is happening. When processing RX interrupts we
* never remove/process the last, self-linked, entry on the
* descriptor list. This insures the hardware always has
* descriptor list. This ensures the hardware always has
* someplace to write a new frame.
*/
ds = bf->desc;
ds->ds_link = bf->daddr; /* link to self */
ds->ds_data = bf->skbaddr;
ret = ah->ah_setup_rx_desc(ah, ds, ah->common.rx_bufsize, 0);
if (ret)
ret = ath5k_hw_setup_rx_desc(ah, ds, ah->common.rx_bufsize, 0);
if (ret) {
ATH5K_ERR(sc, "%s: could not setup RX desc\n", __func__);
return ret;
}
if (sc->rxlink != NULL)
*sc->rxlink = bf->daddr;
@ -1347,7 +1355,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf,
mrr_tries[i] = info->control.rates[i + 1].count;
}
ah->ah_setup_mrr_tx_desc(ah, ds,
ath5k_hw_setup_mrr_tx_desc(ah, ds,
mrr_rate[0], mrr_tries[0],
mrr_rate[1], mrr_tries[1],
mrr_rate[2], mrr_tries[2]);
@ -1443,17 +1451,20 @@ ath5k_desc_free(struct ath5k_softc *sc, struct pci_dev *pdev)
{
struct ath5k_buf *bf;
ath5k_txbuf_free(sc, sc->bbuf);
ath5k_txbuf_free_skb(sc, sc->bbuf);
list_for_each_entry(bf, &sc->txbuf, list)
ath5k_txbuf_free(sc, bf);
ath5k_txbuf_free_skb(sc, bf);
list_for_each_entry(bf, &sc->rxbuf, list)
ath5k_rxbuf_free(sc, bf);
ath5k_rxbuf_free_skb(sc, bf);
/* Free memory associated with all descriptors */
pci_free_consistent(pdev, sc->desc_len, sc->desc, sc->desc_daddr);
sc->desc = NULL;
sc->desc_daddr = 0;
kfree(sc->bufptr);
sc->bufptr = NULL;
sc->bbuf = NULL;
}
@ -1602,7 +1613,7 @@ ath5k_txq_drainq(struct ath5k_softc *sc, struct ath5k_txq *txq)
list_for_each_entry_safe(bf, bf0, &txq->q, list) {
ath5k_debug_printtxbuf(sc, bf);
ath5k_txbuf_free(sc, bf);
ath5k_txbuf_free_skb(sc, bf);
spin_lock_bh(&sc->txbuflock);
list_move_tail(&bf->list, &sc->txbuf);
@ -1721,8 +1732,8 @@ ath5k_rx_stop(struct ath5k_softc *sc)
}
static unsigned int
ath5k_rx_decrypted(struct ath5k_softc *sc, struct ath5k_desc *ds,
struct sk_buff *skb, struct ath5k_rx_status *rs)
ath5k_rx_decrypted(struct ath5k_softc *sc, struct sk_buff *skb,
struct ath5k_rx_status *rs)
{
struct ath5k_hw *ah = sc->ah;
struct ath_common *common = ath5k_hw_common(ah);
@ -1889,9 +1900,138 @@ static int ath5k_remove_padding(struct sk_buff *skb)
}
static void
ath5k_tasklet_rx(unsigned long data)
ath5k_receive_frame(struct ath5k_softc *sc, struct sk_buff *skb,
struct ath5k_rx_status *rs)
{
struct ieee80211_rx_status *rxs;
/* The MAC header is padded to have 32-bit boundary if the
* packet payload is non-zero. The general calculation for
* padsize would take into account odd header lengths:
* padsize = (4 - hdrlen % 4) % 4; However, since only
* even-length headers are used, padding can only be 0 or 2
* bytes and we can optimize this a bit. In addition, we must
* not try to remove padding from short control frames that do
* not have payload. */
ath5k_remove_padding(skb);
rxs = IEEE80211_SKB_RXCB(skb);
rxs->flag = 0;
if (unlikely(rs->rs_status & AR5K_RXERR_MIC))
rxs->flag |= RX_FLAG_MMIC_ERROR;
/*
* always extend the mac timestamp, since this information is
* also needed for proper IBSS merging.
*
* XXX: it might be too late to do it here, since rs_tstamp is
* 15bit only. that means TSF extension has to be done within
* 32768usec (about 32ms). it might be necessary to move this to
* the interrupt handler, like it is done in madwifi.
*
* Unfortunately we don't know when the hardware takes the rx
* timestamp (beginning of phy frame, data frame, end of rx?).
* The only thing we know is that it is hardware specific...
* On AR5213 it seems the rx timestamp is at the end of the
* frame, but i'm not sure.
*
* NOTE: mac80211 defines mactime at the beginning of the first
* data symbol. Since we don't have any time references it's
* impossible to comply to that. This affects IBSS merge only
* right now, so it's not too bad...
*/
rxs->mactime = ath5k_extend_tsf(sc->ah, rs->rs_tstamp);
rxs->flag |= RX_FLAG_TSFT;
rxs->freq = sc->curchan->center_freq;
rxs->band = sc->curband->band;
rxs->signal = sc->ah->ah_noise_floor + rs->rs_rssi;
rxs->antenna = rs->rs_antenna;
if (rs->rs_antenna > 0 && rs->rs_antenna < 5)
sc->stats.antenna_rx[rs->rs_antenna]++;
else
sc->stats.antenna_rx[0]++; /* invalid */
rxs->rate_idx = ath5k_hw_to_driver_rix(sc, rs->rs_rate);
rxs->flag |= ath5k_rx_decrypted(sc, skb, rs);
if (rxs->rate_idx >= 0 && rs->rs_rate ==
sc->curband->bitrates[rxs->rate_idx].hw_value_short)
rxs->flag |= RX_FLAG_SHORTPRE;
ath5k_debug_dump_skb(sc, skb, "RX ", 0);
ath5k_update_beacon_rssi(sc, skb, rs->rs_rssi);
/* check beacons in IBSS mode */
if (sc->opmode == NL80211_IFTYPE_ADHOC)
ath5k_check_ibss_tsf(sc, skb, rxs);
ieee80211_rx(sc->hw, skb);
}
/** ath5k_frame_receive_ok() - Do we want to receive this frame or not?
*
* Check if we want to further process this frame or not. Also update
* statistics. Return true if we want this frame, false if not.
*/
static bool
ath5k_receive_frame_ok(struct ath5k_softc *sc, struct ath5k_rx_status *rs)
{
sc->stats.rx_all_count++;
if (unlikely(rs->rs_status)) {
if (rs->rs_status & AR5K_RXERR_CRC)
sc->stats.rxerr_crc++;
if (rs->rs_status & AR5K_RXERR_FIFO)
sc->stats.rxerr_fifo++;
if (rs->rs_status & AR5K_RXERR_PHY) {
sc->stats.rxerr_phy++;
if (rs->rs_phyerr > 0 && rs->rs_phyerr < 32)
sc->stats.rxerr_phy_code[rs->rs_phyerr]++;
return false;
}
if (rs->rs_status & AR5K_RXERR_DECRYPT) {
/*
* Decrypt error. If the error occurred
* because there was no hardware key, then
* let the frame through so the upper layers
* can process it. This is necessary for 5210
* parts which have no way to setup a ``clear''
* key cache entry.
*
* XXX do key cache faulting
*/
sc->stats.rxerr_decrypt++;
if (rs->rs_keyix == AR5K_RXKEYIX_INVALID &&
!(rs->rs_status & AR5K_RXERR_CRC))
return true;
}
if (rs->rs_status & AR5K_RXERR_MIC) {
sc->stats.rxerr_mic++;
return true;
}
/* let crypto-error packets fall through in MNTR */
if ((rs->rs_status & ~(AR5K_RXERR_DECRYPT|AR5K_RXERR_MIC)) ||
sc->opmode != NL80211_IFTYPE_MONITOR)
return false;
}
if (unlikely(rs->rs_more)) {
sc->stats.rxerr_jumbo++;
return false;
}
return true;
}
static void
ath5k_tasklet_rx(unsigned long data)
{
struct ath5k_rx_status rs = {};
struct sk_buff *skb, *next_skb;
dma_addr_t next_skb_addr;
@ -1901,7 +2041,6 @@ ath5k_tasklet_rx(unsigned long data)
struct ath5k_buf *bf;
struct ath5k_desc *ds;
int ret;
int rx_flag;
spin_lock(&sc->rxbuflock);
if (list_empty(&sc->rxbuf)) {
@ -1909,8 +2048,6 @@ ath5k_tasklet_rx(unsigned long data)
goto unlock;
}
do {
rx_flag = 0;
bf = list_first_entry(&sc->rxbuf, struct ath5k_buf, list);
BUG_ON(bf->skb == NULL);
skb = bf->skb;
@ -1926,137 +2063,30 @@ ath5k_tasklet_rx(unsigned long data)
else if (unlikely(ret)) {
ATH5K_ERR(sc, "error in processing rx descriptor\n");
sc->stats.rxerr_proc++;
spin_unlock(&sc->rxbuflock);
return;
break;
}
sc->stats.rx_all_count++;
if (ath5k_receive_frame_ok(sc, &rs)) {
next_skb = ath5k_rx_skb_alloc(sc, &next_skb_addr);
if (unlikely(rs.rs_status)) {
if (rs.rs_status & AR5K_RXERR_CRC)
sc->stats.rxerr_crc++;
if (rs.rs_status & AR5K_RXERR_FIFO)
sc->stats.rxerr_fifo++;
if (rs.rs_status & AR5K_RXERR_PHY) {
sc->stats.rxerr_phy++;
if (rs.rs_phyerr > 0 && rs.rs_phyerr < 32)
sc->stats.rxerr_phy_code[rs.rs_phyerr]++;
/*
* If we can't replace bf->skb with a new skb under
* memory pressure, just skip this packet
*/
if (!next_skb)
goto next;
}
if (rs.rs_status & AR5K_RXERR_DECRYPT) {
/*
* Decrypt error. If the error occurred
* because there was no hardware key, then
* let the frame through so the upper layers
* can process it. This is necessary for 5210
* parts which have no way to setup a ``clear''
* key cache entry.
*
* XXX do key cache faulting
*/
sc->stats.rxerr_decrypt++;
if (rs.rs_keyix == AR5K_RXKEYIX_INVALID &&
!(rs.rs_status & AR5K_RXERR_CRC))
goto accept;
}
if (rs.rs_status & AR5K_RXERR_MIC) {
rx_flag |= RX_FLAG_MMIC_ERROR;
sc->stats.rxerr_mic++;
goto accept;
}
/* let crypto-error packets fall through in MNTR */
if ((rs.rs_status &
~(AR5K_RXERR_DECRYPT|AR5K_RXERR_MIC)) ||
sc->opmode != NL80211_IFTYPE_MONITOR)
goto next;
pci_unmap_single(sc->pdev, bf->skbaddr,
common->rx_bufsize,
PCI_DMA_FROMDEVICE);
skb_put(skb, rs.rs_datalen);
ath5k_receive_frame(sc, skb, &rs);
bf->skb = next_skb;
bf->skbaddr = next_skb_addr;
}
if (unlikely(rs.rs_more)) {
sc->stats.rxerr_jumbo++;
goto next;
}
accept:
next_skb = ath5k_rx_skb_alloc(sc, &next_skb_addr);
/*
* If we can't replace bf->skb with a new skb under memory
* pressure, just skip this packet
*/
if (!next_skb)
goto next;
pci_unmap_single(sc->pdev, bf->skbaddr, common->rx_bufsize,
PCI_DMA_FROMDEVICE);
skb_put(skb, rs.rs_datalen);
/* The MAC header is padded to have 32-bit boundary if the
* packet payload is non-zero. The general calculation for
* padsize would take into account odd header lengths:
* padsize = (4 - hdrlen % 4) % 4; However, since only
* even-length headers are used, padding can only be 0 or 2
* bytes and we can optimize this a bit. In addition, we must
* not try to remove padding from short control frames that do
* not have payload. */
ath5k_remove_padding(skb);
rxs = IEEE80211_SKB_RXCB(skb);
/*
* always extend the mac timestamp, since this information is
* also needed for proper IBSS merging.
*
* XXX: it might be too late to do it here, since rs_tstamp is
* 15bit only. that means TSF extension has to be done within
* 32768usec (about 32ms). it might be necessary to move this to
* the interrupt handler, like it is done in madwifi.
*
* Unfortunately we don't know when the hardware takes the rx
* timestamp (beginning of phy frame, data frame, end of rx?).
* The only thing we know is that it is hardware specific...
* On AR5213 it seems the rx timestamp is at the end of the
* frame, but i'm not sure.
*
* NOTE: mac80211 defines mactime at the beginning of the first
* data symbol. Since we don't have any time references it's
* impossible to comply to that. This affects IBSS merge only
* right now, so it's not too bad...
*/
rxs->mactime = ath5k_extend_tsf(sc->ah, rs.rs_tstamp);
rxs->flag = rx_flag | RX_FLAG_TSFT;
rxs->freq = sc->curchan->center_freq;
rxs->band = sc->curband->band;
rxs->signal = sc->ah->ah_noise_floor + rs.rs_rssi;
rxs->antenna = rs.rs_antenna;
if (rs.rs_antenna > 0 && rs.rs_antenna < 5)
sc->stats.antenna_rx[rs.rs_antenna]++;
else
sc->stats.antenna_rx[0]++; /* invalid */
rxs->rate_idx = ath5k_hw_to_driver_rix(sc, rs.rs_rate);
rxs->flag |= ath5k_rx_decrypted(sc, ds, skb, &rs);
if (rxs->rate_idx >= 0 && rs.rs_rate ==
sc->curband->bitrates[rxs->rate_idx].hw_value_short)
rxs->flag |= RX_FLAG_SHORTPRE;
ath5k_debug_dump_skb(sc, skb, "RX ", 0);
ath5k_update_beacon_rssi(sc, skb, rs.rs_rssi);
/* check beacons in IBSS mode */
if (sc->opmode == NL80211_IFTYPE_ADHOC)
ath5k_check_ibss_tsf(sc, skb, rxs);
ieee80211_rx(sc->hw, skb);
bf->skb = next_skb;
bf->skbaddr = next_skb_addr;
next:
list_move_tail(&bf->list, &sc->rxbuf);
} while (ath5k_rxbuf_setup(sc, bf) == 0);
@ -2065,8 +2095,6 @@ unlock:
}
/*************\
* TX Handling *
\*************/
@ -2298,6 +2326,8 @@ ath5k_beacon_send(struct ath5k_softc *sc)
ATH5K_DBG(sc, ATH5K_DEBUG_BEACON,
"stuck beacon time (%u missed)\n",
sc->bmisscount);
ATH5K_DBG(sc, ATH5K_DEBUG_RESET,
"stuck beacon, resetting\n");
tasklet_schedule(&sc->restq);
}
return;
@ -2647,7 +2677,7 @@ ath5k_stop_hw(struct ath5k_softc *sc)
ATH5K_DBG(sc, ATH5K_DEBUG_RESET,
"putting device to sleep\n");
}
ath5k_txbuf_free(sc, sc->bbuf);
ath5k_txbuf_free_skb(sc, sc->bbuf);
mmiowb();
mutex_unlock(&sc->lock);
@ -2705,6 +2735,8 @@ ath5k_intr(int irq, void *dev_id)
* Fatal errors are unrecoverable.
* Typically these are caused by DMA errors.
*/
ATH5K_DBG(sc, ATH5K_DEBUG_RESET,
"fatal int, resetting\n");
tasklet_schedule(&sc->restq);
} else if (unlikely(status & AR5K_INT_RXORN)) {
/*
@ -2717,8 +2749,11 @@ ath5k_intr(int irq, void *dev_id)
* this guess is copied from the HAL.
*/
sc->stats.rxorn_intr++;
if (ah->ah_mac_srev < AR5K_SREV_AR5212)
if (ah->ah_mac_srev < AR5K_SREV_AR5212) {
ATH5K_DBG(sc, ATH5K_DEBUG_RESET,
"rx overrun, resetting\n");
tasklet_schedule(&sc->restq);
}
else
tasklet_schedule(&sc->rxtq);
} else {
@ -3368,7 +3403,7 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
ath5k_debug_dump_skb(sc, skb, "BC ", 1);
ath5k_txbuf_free(sc, sc->bbuf);
ath5k_txbuf_free_skb(sc, sc->bbuf);
sc->bbuf->skb = skb;
ret = ath5k_beacon_setup(sc, sc->bbuf);
if (ret)

5
drivers/net/wireless/ath/ath5k/debug.c
View File

@ -278,6 +278,7 @@ static ssize_t write_file_reset(struct file *file,
size_t count, loff_t *ppos)
{
struct ath5k_softc *sc = file->private_data;
ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "debug file triggered reset\n");
tasklet_schedule(&sc->restq);
return count;
}
@ -924,7 +925,7 @@ ath5k_debug_printrxbuf(struct ath5k_buf *bf, int done,
ds, (unsigned long long)bf->daddr,
ds->ds_link, ds->ds_data,
rd->rx_ctl.rx_control_0, rd->rx_ctl.rx_control_1,
rd->u.rx_stat.rx_status_0, rd->u.rx_stat.rx_status_0,
rd->rx_stat.rx_status_0, rd->rx_stat.rx_status_1,
!done ? ' ' : (rs->rs_status == 0) ? '*' : '!');
}
@ -939,7 +940,7 @@ ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah)
if (likely(!(sc->debug.level & ATH5K_DEBUG_RESET)))
return;
printk(KERN_DEBUG "rx queue %x, link %p\n",
printk(KERN_DEBUG "rxdp %x, rxlink %p\n",
ath5k_hw_get_rxdp(ah), sc->rxlink);
spin_lock_bh(&sc->rxbuflock);

147
drivers/net/wireless/ath/ath5k/desc.c
View File

@ -91,14 +91,13 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
tx_ctl->tx_control_1 = pkt_len & AR5K_2W_TX_DESC_CTL1_BUF_LEN;
/*
* Verify and set header length
* XXX: I only found that on 5210 code, does it work on 5211 ?
* Verify and set header length (only 5210)
*/
if (ah->ah_version == AR5K_AR5210) {
if (hdr_len & ~AR5K_2W_TX_DESC_CTL0_HEADER_LEN)
if (hdr_len & ~AR5K_2W_TX_DESC_CTL0_HEADER_LEN_5210)
return -EINVAL;
tx_ctl->tx_control_0 |=
AR5K_REG_SM(hdr_len, AR5K_2W_TX_DESC_CTL0_HEADER_LEN);
AR5K_REG_SM(hdr_len, AR5K_2W_TX_DESC_CTL0_HEADER_LEN_5210);
}
/*Differences between 5210-5211*/
@ -110,11 +109,11 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
case AR5K_PKT_TYPE_PIFS:
frame_type = AR5K_AR5210_TX_DESC_FRAME_TYPE_PIFS;
default:
frame_type = type /*<< 2 ?*/;
frame_type = type;
}
tx_ctl->tx_control_0 |=
AR5K_REG_SM(frame_type, AR5K_2W_TX_DESC_CTL0_FRAME_TYPE) |
AR5K_REG_SM(frame_type, AR5K_2W_TX_DESC_CTL0_FRAME_TYPE_5210) |
AR5K_REG_SM(tx_rate0, AR5K_2W_TX_DESC_CTL0_XMIT_RATE);
} else {
@ -123,21 +122,30 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
AR5K_REG_SM(antenna_mode,
AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT);
tx_ctl->tx_control_1 |=
AR5K_REG_SM(type, AR5K_2W_TX_DESC_CTL1_FRAME_TYPE);
AR5K_REG_SM(type, AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211);
}
#define _TX_FLAGS(_c, _flag) \
if (flags & AR5K_TXDESC_##_flag) { \
tx_ctl->tx_control_##_c |= \
AR5K_2W_TX_DESC_CTL##_c##_##_flag; \
}
#define _TX_FLAGS_5211(_c, _flag) \
if (flags & AR5K_TXDESC_##_flag) { \
tx_ctl->tx_control_##_c |= \
AR5K_2W_TX_DESC_CTL##_c##_##_flag##_5211; \
}
_TX_FLAGS(0, CLRDMASK);
_TX_FLAGS(0, VEOL);
_TX_FLAGS(0, INTREQ);
_TX_FLAGS(0, RTSENA);
_TX_FLAGS(1, NOACK);
if (ah->ah_version == AR5K_AR5211) {
_TX_FLAGS_5211(0, VEOL);
_TX_FLAGS_5211(1, NOACK);
}
#undef _TX_FLAGS
#undef _TX_FLAGS_5211
/*
* WEP crap
@ -147,7 +155,7 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
AR5K_2W_TX_DESC_CTL0_ENCRYPT_KEY_VALID;
tx_ctl->tx_control_1 |=
AR5K_REG_SM(key_index,
AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX);
AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX);
}
/*
@ -156,7 +164,7 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
if ((ah->ah_version == AR5K_AR5210) &&
(flags & (AR5K_TXDESC_RTSENA | AR5K_TXDESC_CTSENA)))
tx_ctl->tx_control_1 |= rtscts_duration &
AR5K_2W_TX_DESC_CTL1_RTS_DURATION;
AR5K_2W_TX_DESC_CTL1_RTS_DURATION_5210;
return 0;
}
@ -255,7 +263,7 @@ static int ath5k_hw_setup_4word_tx_desc(struct ath5k_hw *ah,
if (key_index != AR5K_TXKEYIX_INVALID) {
tx_ctl->tx_control_0 |= AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID;
tx_ctl->tx_control_1 |= AR5K_REG_SM(key_index,
AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX);
AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_IDX);
}
/*
@ -277,13 +285,17 @@ static int ath5k_hw_setup_4word_tx_desc(struct ath5k_hw *ah,
/*
* Initialize a 4-word multi rate retry tx control descriptor on 5212
*/
static int
int
ath5k_hw_setup_mrr_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
unsigned int tx_rate1, u_int tx_tries1, u_int tx_rate2,
u_int tx_tries2, unsigned int tx_rate3, u_int tx_tries3)
{
struct ath5k_hw_4w_tx_ctl *tx_ctl;
/* no mrr support for cards older than 5212 */
if (ah->ah_version < AR5K_AR5212)
return 0;
/*
* Rates can be 0 as long as the retry count is 0 too.
* A zero rate and nonzero retry count will put the HW into a mode where
@ -323,15 +335,6 @@ ath5k_hw_setup_mrr_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
return 0;
}
/* no mrr support for cards older than 5212 */
static int
ath5k_hw_setup_no_mrr(struct ath5k_hw *ah, struct ath5k_desc *desc,
unsigned int tx_rate1, u_int tx_tries1, u_int tx_rate2,
u_int tx_tries2, unsigned int tx_rate3, u_int tx_tries3)
{
return 0;
}
/*
* Proccess the tx status descriptor on 5210/5211
*/
@ -414,11 +417,11 @@ static int ath5k_hw_proc_4word_tx_status(struct ath5k_hw *ah,
ts->ts_rssi = AR5K_REG_MS(tx_status->tx_status_1,
AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH);
ts->ts_antenna = (tx_status->tx_status_1 &
AR5K_DESC_TX_STATUS1_XMIT_ANTENNA) ? 2 : 1;
AR5K_DESC_TX_STATUS1_XMIT_ANTENNA_5212) ? 2 : 1;
ts->ts_status = 0;
ts->ts_final_idx = AR5K_REG_MS(tx_status->tx_status_1,
AR5K_DESC_TX_STATUS1_FINAL_TS_INDEX);
AR5K_DESC_TX_STATUS1_FINAL_TS_IX_5212);
/* The longretry counter has the number of un-acked retries
* for the final rate. To get the total number of retries
@ -480,8 +483,8 @@ static int ath5k_hw_proc_4word_tx_status(struct ath5k_hw *ah,
/*
* Initialize an rx control descriptor
*/
static int ath5k_hw_setup_rx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
u32 size, unsigned int flags)
int ath5k_hw_setup_rx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
u32 size, unsigned int flags)
{
struct ath5k_hw_rx_ctl *rx_ctl;
@ -496,10 +499,11 @@ static int ath5k_hw_setup_rx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
*/
memset(&desc->ud.ds_rx, 0, sizeof(struct ath5k_hw_all_rx_desc));
if (unlikely(size & ~AR5K_DESC_RX_CTL1_BUF_LEN))
return -EINVAL;
/* Setup descriptor */
rx_ctl->rx_control_1 = size & AR5K_DESC_RX_CTL1_BUF_LEN;
if (unlikely(rx_ctl->rx_control_1 != size))
return -EINVAL;
if (flags & AR5K_RXDESC_INTREQ)
rx_ctl->rx_control_1 |= AR5K_DESC_RX_CTL1_INTREQ;
@ -515,13 +519,15 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
{
struct ath5k_hw_rx_status *rx_status;
rx_status = &desc->ud.ds_rx.u.rx_stat;
rx_status = &desc->ud.ds_rx.rx_stat;
/* No frame received / not ready */
if (unlikely(!(rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_DONE)))
AR5K_5210_RX_DESC_STATUS1_DONE)))
return -EINPROGRESS;
memset(rs, 0, sizeof(struct ath5k_rx_status));
/*
* Frame receive status
*/
@ -531,15 +537,23 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL);
rs->rs_rate = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE);
rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANTENNA);
rs->rs_more = !!(rx_status->rx_status_0 &
AR5K_5210_RX_DESC_STATUS0_MORE);
/* TODO: this timestamp is 13 bit, later on we assume 15 bit */
/* TODO: this timestamp is 13 bit, later on we assume 15 bit!
* also the HAL code for 5210 says the timestamp is bits [10..22] of the
* TSF, and extends the timestamp here to 15 bit.
* we need to check on 5210...
*/
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
rs->rs_status = 0;
rs->rs_phyerr = 0;
if (ah->ah_version == AR5K_AR5211)
rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5211);
else
rs->rs_antenna = (rx_status->rx_status_0 &
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5210)
? 2 : 1;
/*
* Key table status
@ -554,19 +568,21 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
* Receive/descriptor errors
*/
if (!(rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_FRAME_RECEIVE_OK)) {
AR5K_5210_RX_DESC_STATUS1_FRAME_RECEIVE_OK)) {
if (rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_CRC_ERROR)
rs->rs_status |= AR5K_RXERR_CRC;
if (rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_FIFO_OVERRUN)
/* only on 5210 */
if ((ah->ah_version == AR5K_AR5210) &&
(rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_FIFO_OVERRUN_5210))
rs->rs_status |= AR5K_RXERR_FIFO;
if (rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_PHY_ERROR) {
rs->rs_status |= AR5K_RXERR_PHY;
rs->rs_phyerr |= AR5K_REG_MS(rx_status->rx_status_1,
rs->rs_phyerr = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_PHY_ERROR);
}
@ -582,21 +598,20 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
* Proccess the rx status descriptor on 5212
*/
static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
struct ath5k_desc *desc, struct ath5k_rx_status *rs)
struct ath5k_desc *desc,
struct ath5k_rx_status *rs)
{
struct ath5k_hw_rx_status *rx_status;
struct ath5k_hw_rx_error *rx_err;
rx_status = &desc->ud.ds_rx.u.rx_stat;
/* Overlay on error */
rx_err = &desc->ud.ds_rx.u.rx_err;
rx_status = &desc->ud.ds_rx.rx_stat;
/* No frame received / not ready */
if (unlikely(!(rx_status->rx_status_1 &
AR5K_5212_RX_DESC_STATUS1_DONE)))
AR5K_5212_RX_DESC_STATUS1_DONE)))
return -EINPROGRESS;
memset(rs, 0, sizeof(struct ath5k_rx_status));
/*
* Frame receive status
*/
@ -612,15 +627,13 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
AR5K_5212_RX_DESC_STATUS0_MORE);
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
rs->rs_status = 0;
rs->rs_phyerr = 0;
/*
* Key table status
*/
if (rx_status->rx_status_1 & AR5K_5212_RX_DESC_STATUS1_KEY_INDEX_VALID)
rs->rs_keyix = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5212_RX_DESC_STATUS1_KEY_INDEX);
AR5K_5212_RX_DESC_STATUS1_KEY_INDEX);
else
rs->rs_keyix = AR5K_RXKEYIX_INVALID;
@ -628,7 +641,7 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
* Receive/descriptor errors
*/
if (!(rx_status->rx_status_1 &
AR5K_5212_RX_DESC_STATUS1_FRAME_RECEIVE_OK)) {
AR5K_5212_RX_DESC_STATUS1_FRAME_RECEIVE_OK)) {
if (rx_status->rx_status_1 &
AR5K_5212_RX_DESC_STATUS1_CRC_ERROR)
rs->rs_status |= AR5K_RXERR_CRC;
@ -636,9 +649,10 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
if (rx_status->rx_status_1 &
AR5K_5212_RX_DESC_STATUS1_PHY_ERROR) {
rs->rs_status |= AR5K_RXERR_PHY;
rs->rs_phyerr |= AR5K_REG_MS(rx_err->rx_error_1,
AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE);
ath5k_ani_phy_error_report(ah, rs->rs_phyerr);
rs->rs_phyerr = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5212_RX_DESC_STATUS1_PHY_ERROR_CODE);
if (!ah->ah_capabilities.cap_has_phyerr_counters)
ath5k_ani_phy_error_report(ah, rs->rs_phyerr);
}
if (rx_status->rx_status_1 &
@ -649,7 +663,6 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
AR5K_5212_RX_DESC_STATUS1_MIC_ERROR)
rs->rs_status |= AR5K_RXERR_MIC;
}
return 0;
}
@ -658,29 +671,15 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
*/
int ath5k_hw_init_desc_functions(struct ath5k_hw *ah)
{
if (ah->ah_version != AR5K_AR5210 &&
ah->ah_version != AR5K_AR5211 &&
ah->ah_version != AR5K_AR5212)
return -ENOTSUPP;
if (ah->ah_version == AR5K_AR5212) {
ah->ah_setup_rx_desc = ath5k_hw_setup_rx_desc;
ah->ah_setup_tx_desc = ath5k_hw_setup_4word_tx_desc;
ah->ah_setup_mrr_tx_desc = ath5k_hw_setup_mrr_tx_desc;
ah->ah_proc_tx_desc = ath5k_hw_proc_4word_tx_status;
} else {
ah->ah_setup_rx_desc = ath5k_hw_setup_rx_desc;
ah->ah_setup_tx_desc = ath5k_hw_setup_2word_tx_desc;
ah->ah_setup_mrr_tx_desc = ath5k_hw_setup_no_mrr;
ah->ah_proc_tx_desc = ath5k_hw_proc_2word_tx_status;
}
if (ah->ah_version == AR5K_AR5212)
ah->ah_proc_rx_desc = ath5k_hw_proc_5212_rx_status;
else if (ah->ah_version <= AR5K_AR5211)
} else if (ah->ah_version <= AR5K_AR5211) {
ah->ah_setup_tx_desc = ath5k_hw_setup_2word_tx_desc;
ah->ah_proc_tx_desc = ath5k_hw_proc_2word_tx_status;
ah->ah_proc_rx_desc = ath5k_hw_proc_5210_rx_status;
} else
return -ENOTSUPP;
return 0;
}

312
drivers/net/wireless/ath/ath5k/desc.h
View File

@ -17,28 +17,24 @@
*/
/*
* Internal RX/TX descriptor structures
* (rX: reserved fields possibily used by future versions of the ar5k chipset)
* RX/TX descriptor structures
*/
/*
* common hardware RX control descriptor
* Common hardware RX control descriptor
*/
struct ath5k_hw_rx_ctl {
u32 rx_control_0; /* RX control word 0 */
u32 rx_control_1; /* RX control word 1 */
} __packed;
/* RX control word 0 field/sflags */
#define AR5K_DESC_RX_CTL0 0x00000000
/* RX control word 1 fields/flags */
#define AR5K_DESC_RX_CTL1_BUF_LEN 0x00000fff
#define AR5K_DESC_RX_CTL1_INTREQ 0x00002000
#define AR5K_DESC_RX_CTL1_BUF_LEN 0x00000fff /* data buffer length */
#define AR5K_DESC_RX_CTL1_INTREQ 0x00002000 /* RX interrupt request */
/*
* common hardware RX status descriptor
* 5210/11 and 5212 differ only in the flags defined below
* Common hardware RX status descriptor
* 5210, 5211 and 5212 differ only in the fields and flags defined below
*/
struct ath5k_hw_rx_status {
u32 rx_status_0; /* RX status word 0 */
@ -47,81 +43,69 @@ struct ath5k_hw_rx_status {
/* 5210/5211 */
/* RX status word 0 fields/flags */
#define AR5K_5210_RX_DESC_STATUS0_DATA_LEN 0x00000fff
#define AR5K_5210_RX_DESC_STATUS0_MORE 0x00001000
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE 0x00078000
#define AR5K_5210_RX_DESC_STATUS0_DATA_LEN 0x00000fff /* RX data length */
#define AR5K_5210_RX_DESC_STATUS0_MORE 0x00001000 /* more desc for this frame */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5210 0x00004000 /* [5210] receive on ant 1 */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE 0x00078000 /* reception rate */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE_S 15
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x07f80000
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x07f80000 /* rssi */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL_S 19
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANTENNA 0x38000000
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANTENNA_S 27
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5211 0x38000000 /* [5211] receive antenna */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5211_S 27
/* RX status word 1 fields/flags */
#define AR5K_5210_RX_DESC_STATUS1_DONE 0x00000001
#define AR5K_5210_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002
#define AR5K_5210_RX_DESC_STATUS1_CRC_ERROR 0x00000004
#define AR5K_5210_RX_DESC_STATUS1_FIFO_OVERRUN 0x00000008
#define AR5K_5210_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000010
#define AR5K_5210_RX_DESC_STATUS1_PHY_ERROR 0x000000e0
#define AR5K_5210_RX_DESC_STATUS1_DONE 0x00000001 /* descriptor complete */
#define AR5K_5210_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002 /* reception success */
#define AR5K_5210_RX_DESC_STATUS1_CRC_ERROR 0x00000004 /* CRC error */
#define AR5K_5210_RX_DESC_STATUS1_FIFO_OVERRUN_5210 0x00000008 /* [5210] FIFO overrun */
#define AR5K_5210_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000010 /* decyption CRC failure */
#define AR5K_5210_RX_DESC_STATUS1_PHY_ERROR 0x000000e0 /* PHY error */
#define AR5K_5210_RX_DESC_STATUS1_PHY_ERROR_S 5
#define AR5K_5210_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100
#define AR5K_5210_RX_DESC_STATUS1_KEY_INDEX 0x00007e00
#define AR5K_5210_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100 /* key index valid */
#define AR5K_5210_RX_DESC_STATUS1_KEY_INDEX 0x00007e00 /* decyption key index */
#define AR5K_5210_RX_DESC_STATUS1_KEY_INDEX_S 9
#define AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x0fff8000
#define AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x0fff8000 /* 13 bit of TSF */
#define AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP_S 15
#define AR5K_5210_RX_DESC_STATUS1_KEY_CACHE_MISS 0x10000000
#define AR5K_5210_RX_DESC_STATUS1_KEY_CACHE_MISS 0x10000000 /* key cache miss */
/* 5212 */
/* RX status word 0 fields/flags */
#define AR5K_5212_RX_DESC_STATUS0_DATA_LEN 0x00000fff
#define AR5K_5212_RX_DESC_STATUS0_MORE 0x00001000
#define AR5K_5212_RX_DESC_STATUS0_DECOMP_CRC_ERROR 0x00002000
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_RATE 0x000f8000
#define AR5K_5212_RX_DESC_STATUS0_DATA_LEN 0x00000fff /* RX data length */
#define AR5K_5212_RX_DESC_STATUS0_MORE 0x00001000 /* more desc for this frame */
#define AR5K_5212_RX_DESC_STATUS0_DECOMP_CRC_ERROR 0x00002000 /* decompression CRC error */
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_RATE 0x000f8000 /* reception rate */
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_RATE_S 15
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x0ff00000
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x0ff00000 /* rssi */
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_SIGNAL_S 20
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_ANTENNA 0xf0000000
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_ANTENNA 0xf0000000 /* receive antenna */
#define AR5K_5212_RX_DESC_STATUS0_RECEIVE_ANTENNA_S 28
/* RX status word 1 fields/flags */
#define AR5K_5212_RX_DESC_STATUS1_DONE 0x00000001
#define AR5K_5212_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002
#define AR5K_5212_RX_DESC_STATUS1_CRC_ERROR 0x00000004
#define AR5K_5212_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000008
#define AR5K_5212_RX_DESC_STATUS1_PHY_ERROR 0x00000010
#define AR5K_5212_RX_DESC_STATUS1_MIC_ERROR 0x00000020
#define AR5K_5212_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100
#define AR5K_5212_RX_DESC_STATUS1_KEY_INDEX 0x0000fe00
#define AR5K_5212_RX_DESC_STATUS1_DONE 0x00000001 /* descriptor complete */
#define AR5K_5212_RX_DESC_STATUS1_FRAME_RECEIVE_OK 0x00000002 /* frame reception success */
#define AR5K_5212_RX_DESC_STATUS1_CRC_ERROR 0x00000004 /* CRC error */
#define AR5K_5212_RX_DESC_STATUS1_DECRYPT_CRC_ERROR 0x00000008 /* decryption CRC failure */
#define AR5K_5212_RX_DESC_STATUS1_PHY_ERROR 0x00000010 /* PHY error */
#define AR5K_5212_RX_DESC_STATUS1_MIC_ERROR 0x00000020 /* MIC decrypt error */
#define AR5K_5212_RX_DESC_STATUS1_KEY_INDEX_VALID 0x00000100 /* key index valid */
#define AR5K_5212_RX_DESC_STATUS1_KEY_INDEX 0x0000fe00 /* decryption key index */
#define AR5K_5212_RX_DESC_STATUS1_KEY_INDEX_S 9
#define AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x7fff0000
#define AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP 0x7fff0000 /* first 15bit of the TSF */
#define AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP_S 16
#define AR5K_5212_RX_DESC_STATUS1_KEY_CACHE_MISS 0x80000000
/*
* common hardware RX error descriptor
*/
struct ath5k_hw_rx_error {
u32 rx_error_0; /* RX status word 0 */
u32 rx_error_1; /* RX status word 1 */
} __packed;
/* RX error word 0 fields/flags */
#define AR5K_RX_DESC_ERROR0 0x00000000
/* RX error word 1 fields/flags */
#define AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE 0x0000ff00
#define AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE_S 8
#define AR5K_5212_RX_DESC_STATUS1_KEY_CACHE_MISS 0x80000000 /* key cache miss */
#define AR5K_5212_RX_DESC_STATUS1_PHY_ERROR_CODE 0x0000ff00 /* phy error code overlays key index and valid fields */
#define AR5K_5212_RX_DESC_STATUS1_PHY_ERROR_CODE_S 8
/**
* enum ath5k_phy_error_code - PHY Error codes
*/
enum ath5k_phy_error_code {
AR5K_RX_PHY_ERROR_UNDERRUN = 0, /* Transmit underrun */
AR5K_RX_PHY_ERROR_UNDERRUN = 0, /* Transmit underrun, [5210] No error */
AR5K_RX_PHY_ERROR_TIMING = 1, /* Timing error */
AR5K_RX_PHY_ERROR_PARITY = 2, /* Illegal parity */
AR5K_RX_PHY_ERROR_RATE = 3, /* Illegal rate */
AR5K_RX_PHY_ERROR_LENGTH = 4, /* Illegal length */
AR5K_RX_PHY_ERROR_RADAR = 5, /* Radar detect */
AR5K_RX_PHY_ERROR_RADAR = 5, /* Radar detect, [5210] 64 QAM rate */
AR5K_RX_PHY_ERROR_SERVICE = 6, /* Illegal service */
AR5K_RX_PHY_ERROR_TOR = 7, /* Transmit override receive */
/* these are specific to the 5212 */
@ -148,112 +132,111 @@ struct ath5k_hw_2w_tx_ctl {
} __packed;
/* TX control word 0 fields/flags */
#define AR5K_2W_TX_DESC_CTL0_FRAME_LEN 0x00000fff
#define AR5K_2W_TX_DESC_CTL0_HEADER_LEN 0x0003f000 /*[5210 ?]*/
#define AR5K_2W_TX_DESC_CTL0_HEADER_LEN_S 12
#define AR5K_2W_TX_DESC_CTL0_XMIT_RATE 0x003c0000
#define AR5K_2W_TX_DESC_CTL0_FRAME_LEN 0x00000fff /* frame length */
#define AR5K_2W_TX_DESC_CTL0_HEADER_LEN_5210 0x0003f000 /* [5210] header length */
#define AR5K_2W_TX_DESC_CTL0_HEADER_LEN_5210_S 12
#define AR5K_2W_TX_DESC_CTL0_XMIT_RATE 0x003c0000 /* tx rate */
#define AR5K_2W_TX_DESC_CTL0_XMIT_RATE_S 18
#define AR5K_2W_TX_DESC_CTL0_RTSENA 0x00400000
#define AR5K_2W_TX_DESC_CTL0_CLRDMASK 0x01000000
#define AR5K_2W_TX_DESC_CTL0_LONG_PACKET 0x00800000 /*[5210]*/
#define AR5K_2W_TX_DESC_CTL0_VEOL 0x00800000 /*[5211]*/
#define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE 0x1c000000 /*[5210]*/
#define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE_S 26
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 0x02000000
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211 0x1e000000
#define AR5K_2W_TX_DESC_CTL0_RTSENA 0x00400000 /* RTS/CTS enable */
#define AR5K_2W_TX_DESC_CTL0_LONG_PACKET_5210 0x00800000 /* [5210] long packet */
#define AR5K_2W_TX_DESC_CTL0_VEOL_5211 0x00800000 /* [5211] virtual end-of-list */
#define AR5K_2W_TX_DESC_CTL0_CLRDMASK 0x01000000 /* clear destination mask */
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 0x02000000 /* [5210] antenna selection */
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211 0x1e000000 /* [5211] antenna selection */
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT \
(ah->ah_version == AR5K_AR5210 ? \
AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 : \
AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211)
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_S 25
#define AR5K_2W_TX_DESC_CTL0_INTREQ 0x20000000
#define AR5K_2W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000
#define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE_5210 0x1c000000 /* [5210] frame type */
#define AR5K_2W_TX_DESC_CTL0_FRAME_TYPE_5210_S 26
#define AR5K_2W_TX_DESC_CTL0_INTREQ 0x20000000 /* TX interrupt request */
#define AR5K_2W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000 /* key is valid */
/* TX control word 1 fields/flags */
#define AR5K_2W_TX_DESC_CTL1_BUF_LEN 0x00000fff
#define AR5K_2W_TX_DESC_CTL1_MORE 0x00001000
#define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5210 0x0007e000
#define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5211 0x000fe000
#define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX \
#define AR5K_2W_TX_DESC_CTL1_BUF_LEN 0x00000fff /* data buffer length */
#define AR5K_2W_TX_DESC_CTL1_MORE 0x00001000 /* more desc for this frame */
#define AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_5210 0x0007e000 /* [5210] key table index */
#define AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_5211 0x000fe000 /* [5211] key table index */
#define AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX \
(ah->ah_version == AR5K_AR5210 ? \
AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5210 : \
AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_5211)
#define AR5K_2W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_S 13
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE 0x00700000 /*[5211]*/
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_S 20
#define AR5K_2W_TX_DESC_CTL1_NOACK 0x00800000 /*[5211]*/
#define AR5K_2W_TX_DESC_CTL1_RTS_DURATION 0xfff80000 /*[5210 ?]*/
AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_5210 : \
AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_5211)
#define AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_S 13
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211 0x00700000 /* [5211] frame type */
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211_S 20
#define AR5K_2W_TX_DESC_CTL1_NOACK_5211 0x00800000 /* [5211] no ACK */
#define AR5K_2W_TX_DESC_CTL1_RTS_DURATION_5210 0xfff80000 /* [5210] lower 13 bit of duration */
/* Frame types */
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_NORMAL 0x00
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_ATIM 0x04
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_PSPOLL 0x08
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_NO_DELAY 0x0c
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_PIFS 0x10
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_NORMAL 0
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_ATIM 1
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_PSPOLL 2
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_NO_DELAY 3
#define AR5K_AR5211_TX_DESC_FRAME_TYPE_BEACON 3
#define AR5K_AR5210_TX_DESC_FRAME_TYPE_PIFS 4
#define AR5K_AR5211_TX_DESC_FRAME_TYPE_PRESP 4
/*
* 5212 hardware 4-word TX control descriptor
*/
struct ath5k_hw_4w_tx_ctl {
u32 tx_control_0; /* TX control word 0 */
#define AR5K_4W_TX_DESC_CTL0_FRAME_LEN 0x00000fff
#define AR5K_4W_TX_DESC_CTL0_XMIT_POWER 0x003f0000
#define AR5K_4W_TX_DESC_CTL0_XMIT_POWER_S 16
#define AR5K_4W_TX_DESC_CTL0_RTSENA 0x00400000
#define AR5K_4W_TX_DESC_CTL0_VEOL 0x00800000
#define AR5K_4W_TX_DESC_CTL0_CLRDMASK 0x01000000
#define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT 0x1e000000
#define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT_S 25
#define AR5K_4W_TX_DESC_CTL0_INTREQ 0x20000000
#define AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000
#define AR5K_4W_TX_DESC_CTL0_CTSENA 0x80000000
u32 tx_control_1; /* TX control word 1 */
u32 tx_control_2; /* TX control word 2 */
u32 tx_control_3; /* TX control word 3 */
} __packed;
#define AR5K_4W_TX_DESC_CTL1_BUF_LEN 0x00000fff
#define AR5K_4W_TX_DESC_CTL1_MORE 0x00001000
#define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX 0x000fe000
#define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_INDEX_S 13
#define AR5K_4W_TX_DESC_CTL1_FRAME_TYPE 0x00f00000
/* TX control word 0 fields/flags */
#define AR5K_4W_TX_DESC_CTL0_FRAME_LEN 0x00000fff /* frame length */
#define AR5K_4W_TX_DESC_CTL0_XMIT_POWER 0x003f0000 /* transmit power */
#define AR5K_4W_TX_DESC_CTL0_XMIT_POWER_S 16
#define AR5K_4W_TX_DESC_CTL0_RTSENA 0x00400000 /* RTS/CTS enable */
#define AR5K_4W_TX_DESC_CTL0_VEOL 0x00800000 /* virtual end-of-list */
#define AR5K_4W_TX_DESC_CTL0_CLRDMASK 0x01000000 /* clear destination mask */
#define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT 0x1e000000 /* TX antenna selection */
#define AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT_S 25
#define AR5K_4W_TX_DESC_CTL0_INTREQ 0x20000000 /* TX interrupt request */
#define AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID 0x40000000 /* destination index valid */
#define AR5K_4W_TX_DESC_CTL0_CTSENA 0x80000000 /* precede frame with CTS */
/* TX control word 1 fields/flags */
#define AR5K_4W_TX_DESC_CTL1_BUF_LEN 0x00000fff /* data buffer length */
#define AR5K_4W_TX_DESC_CTL1_MORE 0x00001000 /* more desc for this frame */
#define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_IDX 0x000fe000 /* destination table index */
#define AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_IDX_S 13
#define AR5K_4W_TX_DESC_CTL1_FRAME_TYPE 0x00f00000 /* frame type */
#define AR5K_4W_TX_DESC_CTL1_FRAME_TYPE_S 20
#define AR5K_4W_TX_DESC_CTL1_NOACK 0x01000000
#define AR5K_4W_TX_DESC_CTL1_COMP_PROC 0x06000000
#define AR5K_4W_TX_DESC_CTL1_NOACK 0x01000000 /* no ACK */
#define AR5K_4W_TX_DESC_CTL1_COMP_PROC 0x06000000 /* compression processing */
#define AR5K_4W_TX_DESC_CTL1_COMP_PROC_S 25
#define AR5K_4W_TX_DESC_CTL1_COMP_IV_LEN 0x18000000
#define AR5K_4W_TX_DESC_CTL1_COMP_IV_LEN 0x18000000 /* length of frame IV */
#define AR5K_4W_TX_DESC_CTL1_COMP_IV_LEN_S 27
#define AR5K_4W_TX_DESC_CTL1_COMP_ICV_LEN 0x60000000
#define AR5K_4W_TX_DESC_CTL1_COMP_ICV_LEN 0x60000000 /* length of frame ICV */
#define AR5K_4W_TX_DESC_CTL1_COMP_ICV_LEN_S 29
u32 tx_control_2; /* TX control word 2 */
/* TX control word 2 fields/flags */
#define AR5K_4W_TX_DESC_CTL2_RTS_DURATION 0x00007fff /* RTS/CTS duration */
#define AR5K_4W_TX_DESC_CTL2_DURATION_UPD_EN 0x00008000 /* frame duration update */
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0 0x000f0000 /* series 0 max attempts */
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0_S 16
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1 0x00f00000 /* series 1 max attempts */
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1_S 20
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2 0x0f000000 /* series 2 max attempts */
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2_S 24
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3 0xf0000000 /* series 3 max attempts */
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3_S 28
#define AR5K_4W_TX_DESC_CTL2_RTS_DURATION 0x00007fff
#define AR5K_4W_TX_DESC_CTL2_DURATION_UPDATE_ENABLE 0x00008000
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0 0x000f0000
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0_S 16
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1 0x00f00000
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1_S 20
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2 0x0f000000
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2_S 24
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3 0xf0000000
#define AR5K_4W_TX_DESC_CTL2_XMIT_TRIES3_S 28
u32 tx_control_3; /* TX control word 3 */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE0 0x0000001f
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE1 0x000003e0
/* TX control word 3 fields/flags */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE0 0x0000001f /* series 0 tx rate */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE1 0x000003e0 /* series 1 tx rate */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE1_S 5
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE2 0x00007c00
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE2 0x00007c00 /* series 2 tx rate */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE2_S 10
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE3 0x000f8000
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE3 0x000f8000 /* series 3 tx rate */
#define AR5K_4W_TX_DESC_CTL3_XMIT_RATE3_S 15
#define AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE 0x01f00000
#define AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE 0x01f00000 /* RTS or CTS rate */
#define AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE_S 20
} __packed;
/*
* Common TX status descriptor
@ -264,37 +247,34 @@ struct ath5k_hw_tx_status {
} __packed;
/* TX status word 0 fields/flags */
#define AR5K_DESC_TX_STATUS0_FRAME_XMIT_OK 0x00000001
#define AR5K_DESC_TX_STATUS0_EXCESSIVE_RETRIES 0x00000002
#define AR5K_DESC_TX_STATUS0_FIFO_UNDERRUN 0x00000004
#define AR5K_DESC_TX_STATUS0_FILTERED 0x00000008
/*???
#define AR5K_DESC_TX_STATUS0_RTS_FAIL_COUNT 0x000000f0
#define AR5K_DESC_TX_STATUS0_RTS_FAIL_COUNT_S 4
*/
#define AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT 0x000000f0
#define AR5K_DESC_TX_STATUS0_FRAME_XMIT_OK 0x00000001 /* TX success */
#define AR5K_DESC_TX_STATUS0_EXCESSIVE_RETRIES 0x00000002 /* excessive retries */
#define AR5K_DESC_TX_STATUS0_FIFO_UNDERRUN 0x00000004 /* FIFO underrun */
#define AR5K_DESC_TX_STATUS0_FILTERED 0x00000008 /* TX filter indication */
/* according to the HAL sources the spec has short/long retry counts reversed.
* we have it reversed to the HAL sources as well, for 5210 and 5211.
* For 5212 these fields are defined as RTS_FAIL_COUNT and DATA_FAIL_COUNT,
* but used respectively as SHORT and LONG retry count in the code later. This
* is consistent with the definitions here... TODO: check */
#define AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT 0x000000f0 /* short retry count */
#define AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT_S 4
/*???
#define AR5K_DESC_TX_STATUS0_DATA_FAIL_COUNT 0x00000f00
#define AR5K_DESC_TX_STATUS0_DATA_FAIL_COUNT_S 8
*/
#define AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT 0x00000f00
#define AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT 0x00000f00 /* long retry count */
#define AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT_S 8
#define AR5K_DESC_TX_STATUS0_VIRT_COLL_COUNT 0x0000f000
#define AR5K_DESC_TX_STATUS0_VIRT_COLL_COUNT_S 12
#define AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP 0xffff0000
#define AR5K_DESC_TX_STATUS0_VIRTCOLL_CT_5211 0x0000f000 /* [5211+] virtual collision count */
#define AR5K_DESC_TX_STATUS0_VIRTCOLL_CT_5212_S 12
#define AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP 0xffff0000 /* TX timestamp */
#define AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP_S 16
/* TX status word 1 fields/flags */
#define AR5K_DESC_TX_STATUS1_DONE 0x00000001
#define AR5K_DESC_TX_STATUS1_SEQ_NUM 0x00001ffe
#define AR5K_DESC_TX_STATUS1_DONE 0x00000001 /* descriptor complete */
#define AR5K_DESC_TX_STATUS1_SEQ_NUM 0x00001ffe /* TX sequence number */
#define AR5K_DESC_TX_STATUS1_SEQ_NUM_S 1
#define AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH 0x001fe000
#define AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH 0x001fe000 /* signal strength of ACK */
#define AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH_S 13
#define AR5K_DESC_TX_STATUS1_FINAL_TS_INDEX 0x00600000
#define AR5K_DESC_TX_STATUS1_FINAL_TS_INDEX_S 21
#define AR5K_DESC_TX_STATUS1_COMP_SUCCESS 0x00800000
#define AR5K_DESC_TX_STATUS1_XMIT_ANTENNA 0x01000000
#define AR5K_DESC_TX_STATUS1_FINAL_TS_IX_5212 0x00600000 /* [5212] final TX attempt series ix */
#define AR5K_DESC_TX_STATUS1_FINAL_TS_IX_5212_S 21
#define AR5K_DESC_TX_STATUS1_COMP_SUCCESS_5212 0x00800000 /* [5212] compression status */
#define AR5K_DESC_TX_STATUS1_XMIT_ANTENNA_5212 0x01000000 /* [5212] transmit antenna */
/*
* 5210/5211 hardware TX descriptor
@ -313,18 +293,15 @@ struct ath5k_hw_5212_tx_desc {
} __packed;
/*
* common hardware RX descriptor
* Common hardware RX descriptor
*/
struct ath5k_hw_all_rx_desc {
struct ath5k_hw_rx_ctl rx_ctl;
union {
struct ath5k_hw_rx_status rx_stat;
struct ath5k_hw_rx_error rx_err;
} u;
struct ath5k_hw_rx_ctl rx_ctl;
struct ath5k_hw_rx_status rx_stat;
} __packed;
/*
* Atheros hardware descriptor
* Atheros hardware DMA descriptor
* This is read and written to by the hardware
*/
struct ath5k_desc {
@ -346,4 +323,3 @@ struct ath5k_desc {
#define AR5K_TXDESC_CTSENA 0x0008
#define AR5K_TXDESC_INTREQ 0x0010
#define AR5K_TXDESC_VEOL 0x0020 /*[5211+]*/

3
drivers/net/wireless/ath/ath9k/Makefile
View File

@ -32,7 +32,8 @@ ath9k_hw-y:= \
mac.o \
ar9002_mac.o \
ar9003_mac.o \
ar9003_eeprom.o
ar9003_eeprom.o \
ar9003_paprd.o
obj-$(CONFIG_ATH9K_HW) += ath9k_hw.o

742
drivers/net/wireless/ath/ath9k/ani.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2008-2009 Atheros Communications Inc.
* Copyright (c) 2008-2010 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -17,8 +17,99 @@
#include "hw.h"
#include "hw-ops.h"
static int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah,
struct ath9k_channel *chan)
struct ani_ofdm_level_entry {
int spur_immunity_level;
int fir_step_level;
int ofdm_weak_signal_on;
};
/* values here are relative to the INI */
/*
* Legend:
*
* SI: Spur immunity
* FS: FIR Step
* WS: OFDM / CCK Weak Signal detection
* MRC-CCK: Maximal Ratio Combining for CCK
*/
static const struct ani_ofdm_level_entry ofdm_level_table[] = {
/* SI FS WS */
{ 0, 0, 1 }, /* lvl 0 */
{ 1, 1, 1 }, /* lvl 1 */
{ 2, 2, 1 }, /* lvl 2 */
{ 3, 2, 1 }, /* lvl 3 (default) */
{ 4, 3, 1 }, /* lvl 4 */
{ 5, 4, 1 }, /* lvl 5 */
{ 6, 5, 1 }, /* lvl 6 */
{ 7, 6, 1 }, /* lvl 7 */
{ 7, 7, 1 }, /* lvl 8 */
{ 7, 8, 0 } /* lvl 9 */
};
#define ATH9K_ANI_OFDM_NUM_LEVEL \
(sizeof(ofdm_level_table)/sizeof(ofdm_level_table[0]))
#define ATH9K_ANI_OFDM_MAX_LEVEL \
(ATH9K_ANI_OFDM_NUM_LEVEL-1)
#define ATH9K_ANI_OFDM_DEF_LEVEL \
3 /* default level - matches the INI settings */
/*
* MRC (Maximal Ratio Combining) has always been used with multi-antenna ofdm.
* With OFDM for single stream you just add up all antenna inputs, you're
* only interested in what you get after FFT. Signal aligment is also not
* required for OFDM because any phase difference adds up in the frequency
* domain.
*
* MRC requires extra work for use with CCK. You need to align the antenna
* signals from the different antenna before you can add the signals together.
* You need aligment of signals as CCK is in time domain, so addition can cancel
* your signal completely if phase is 180 degrees (think of adding sine waves).
* You also need to remove noise before the addition and this is where ANI
* MRC CCK comes into play. One of the antenna inputs may be stronger but
* lower SNR, so just adding after alignment can be dangerous.
*
* Regardless of alignment in time, the antenna signals add constructively after
* FFT and improve your reception. For more information:
*
* http://en.wikipedia.org/wiki/Maximal-ratio_combining
*/
struct ani_cck_level_entry {
int fir_step_level;
int mrc_cck_on;
};
static const struct ani_cck_level_entry cck_level_table[] = {
/* FS MRC-CCK */
{ 0, 1 }, /* lvl 0 */
{ 1, 1 }, /* lvl 1 */
{ 2, 1 }, /* lvl 2 (default) */
{ 3, 1 }, /* lvl 3 */
{ 4, 0 }, /* lvl 4 */
{ 5, 0 }, /* lvl 5 */
{ 6, 0 }, /* lvl 6 */
{ 7, 0 }, /* lvl 7 (only for high rssi) */
{ 8, 0 } /* lvl 8 (only for high rssi) */
};
#define ATH9K_ANI_CCK_NUM_LEVEL \
(sizeof(cck_level_table)/sizeof(cck_level_table[0]))
#define ATH9K_ANI_CCK_MAX_LEVEL \
(ATH9K_ANI_CCK_NUM_LEVEL-1)
#define ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI \
(ATH9K_ANI_CCK_NUM_LEVEL-3)
#define ATH9K_ANI_CCK_DEF_LEVEL \
2 /* default level - matches the INI settings */
/* Private to ani.c */
static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah)
{
ath9k_hw_private_ops(ah)->ani_lower_immunity(ah);
}
int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah,
struct ath9k_channel *chan)
{
int i;
@ -48,7 +139,7 @@ static void ath9k_hw_update_mibstats(struct ath_hw *ah,
stats->beacons += REG_READ(ah, AR_BEACON_CNT);
}
static void ath9k_ani_restart(struct ath_hw *ah)
static void ath9k_ani_restart_old(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
@ -96,7 +187,42 @@ static void ath9k_ani_restart(struct ath_hw *ah)
aniState->cckPhyErrCount = 0;
}
static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah)
static void ath9k_ani_restart_new(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
if (!DO_ANI(ah))
return;
aniState = ah->curani;
aniState->listenTime = 0;
aniState->ofdmPhyErrBase = 0;
aniState->cckPhyErrBase = 0;
ath_print(common, ATH_DBG_ANI,
"Writing ofdmbase=%08x cckbase=%08x\n",
aniState->ofdmPhyErrBase,
aniState->cckPhyErrBase);
ENABLE_REGWRITE_BUFFER(ah);
REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING);
REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING);
REGWRITE_BUFFER_FLUSH(ah);
DISABLE_REGWRITE_BUFFER(ah);
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
aniState->ofdmPhyErrCount = 0;
aniState->cckPhyErrCount = 0;
}
static void ath9k_hw_ani_ofdm_err_trigger_old(struct ath_hw *ah)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
struct ar5416AniState *aniState;
@ -168,7 +294,7 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah)
}
}
static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah)
static void ath9k_hw_ani_cck_err_trigger_old(struct ath_hw *ah)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
struct ar5416AniState *aniState;
@ -206,7 +332,125 @@ static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah)
}
}
static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah)
/* Adjust the OFDM Noise Immunity Level */
static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel)
{
struct ar5416AniState *aniState = ah->curani;
struct ath_common *common = ath9k_hw_common(ah);
const struct ani_ofdm_level_entry *entry_ofdm;
const struct ani_cck_level_entry *entry_cck;
aniState->noiseFloor = BEACON_RSSI(ah);
ath_print(common, ATH_DBG_ANI,
"**** ofdmlevel %d=>%d, rssi=%d[lo=%d hi=%d]\n",
aniState->ofdmNoiseImmunityLevel,
immunityLevel, aniState->noiseFloor,
aniState->rssiThrLow, aniState->rssiThrHigh);
aniState->ofdmNoiseImmunityLevel = immunityLevel;
entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
if (aniState->spurImmunityLevel != entry_ofdm->spur_immunity_level)
ath9k_hw_ani_control(ah,
ATH9K_ANI_SPUR_IMMUNITY_LEVEL,
entry_ofdm->spur_immunity_level);
if (aniState->firstepLevel != entry_ofdm->fir_step_level &&
entry_ofdm->fir_step_level >= entry_cck->fir_step_level)
ath9k_hw_ani_control(ah,
ATH9K_ANI_FIRSTEP_LEVEL,
entry_ofdm->fir_step_level);
if ((ah->opmode != NL80211_IFTYPE_STATION &&
ah->opmode != NL80211_IFTYPE_ADHOC) ||
aniState->noiseFloor <= aniState->rssiThrHigh) {
if (aniState->ofdmWeakSigDetectOff)
/* force on ofdm weak sig detect */
ath9k_hw_ani_control(ah,
ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
true);
else if (aniState->ofdmWeakSigDetectOff ==
entry_ofdm->ofdm_weak_signal_on)
ath9k_hw_ani_control(ah,
ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
entry_ofdm->ofdm_weak_signal_on);
}
}
static void ath9k_hw_ani_ofdm_err_trigger_new(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
if (!DO_ANI(ah))
return;
aniState = ah->curani;
if (aniState->ofdmNoiseImmunityLevel < ATH9K_ANI_OFDM_MAX_LEVEL)
ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel + 1);
}
/*
* Set the ANI settings to match an CCK level.
*/
static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel)
{
struct ar5416AniState *aniState = ah->curani;
struct ath_common *common = ath9k_hw_common(ah);
const struct ani_ofdm_level_entry *entry_ofdm;
const struct ani_cck_level_entry *entry_cck;
aniState->noiseFloor = BEACON_RSSI(ah);
ath_print(common, ATH_DBG_ANI,
"**** ccklevel %d=>%d, rssi=%d[lo=%d hi=%d]\n",
aniState->cckNoiseImmunityLevel, immunityLevel,
aniState->noiseFloor, aniState->rssiThrLow,
aniState->rssiThrHigh);
if ((ah->opmode == NL80211_IFTYPE_STATION ||
ah->opmode == NL80211_IFTYPE_ADHOC) &&
aniState->noiseFloor <= aniState->rssiThrLow &&
immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI)
immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI;
aniState->cckNoiseImmunityLevel = immunityLevel;
entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
if (aniState->firstepLevel != entry_cck->fir_step_level &&
entry_cck->fir_step_level >= entry_ofdm->fir_step_level)
ath9k_hw_ani_control(ah,
ATH9K_ANI_FIRSTEP_LEVEL,
entry_cck->fir_step_level);
/* Skip MRC CCK for pre AR9003 families */
if (!AR_SREV_9300_20_OR_LATER(ah))
return;
if (aniState->mrcCCKOff == entry_cck->mrc_cck_on)
ath9k_hw_ani_control(ah,
ATH9K_ANI_MRC_CCK,
entry_cck->mrc_cck_on);
}
static void ath9k_hw_ani_cck_err_trigger_new(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
if (!DO_ANI(ah))
return;
aniState = ah->curani;
if (aniState->cckNoiseImmunityLevel < ATH9K_ANI_CCK_MAX_LEVEL)
ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel + 1);
}
static void ath9k_hw_ani_lower_immunity_old(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
int32_t rssi;
@ -259,9 +503,53 @@ static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah)
}
}
/*
* only lower either OFDM or CCK errors per turn
* we lower the other one next time
*/
static void ath9k_hw_ani_lower_immunity_new(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
aniState = ah->curani;
/* lower OFDM noise immunity */
if (aniState->ofdmNoiseImmunityLevel > 0 &&
(aniState->ofdmsTurn || aniState->cckNoiseImmunityLevel == 0)) {
ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel - 1);
return;
}
/* lower CCK noise immunity */
if (aniState->cckNoiseImmunityLevel > 0)
ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel - 1);
}
static u8 ath9k_hw_chan_2_clockrate_mhz(struct ath_hw *ah)
{
struct ath9k_channel *chan = ah->curchan;
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
u8 clockrate; /* in MHz */
if (!ah->curchan) /* should really check for CCK instead */
clockrate = ATH9K_CLOCK_RATE_CCK;
else if (conf->channel->band == IEEE80211_BAND_2GHZ)
clockrate = ATH9K_CLOCK_RATE_2GHZ_OFDM;
else if (IS_CHAN_A_FAST_CLOCK(ah, chan))
clockrate = ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM;
else
clockrate = ATH9K_CLOCK_RATE_5GHZ_OFDM;
if (conf_is_ht40(conf))
return clockrate * 2;
return clockrate * 2;
}
static int32_t ath9k_hw_ani_get_listen_time(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
u32 txFrameCount, rxFrameCount, cycleCount;
int32_t listenTime;
@ -271,15 +559,31 @@ static int32_t ath9k_hw_ani_get_listen_time(struct ath_hw *ah)
aniState = ah->curani;
if (aniState->cycleCount == 0 || aniState->cycleCount > cycleCount) {
listenTime = 0;
ah->stats.ast_ani_lzero++;
ath_print(common, ATH_DBG_ANI,
"1st call: aniState->cycleCount=%d\n",
aniState->cycleCount);
} else {
int32_t ccdelta = cycleCount - aniState->cycleCount;
int32_t rfdelta = rxFrameCount - aniState->rxFrameCount;
int32_t tfdelta = txFrameCount - aniState->txFrameCount;
listenTime = (ccdelta - rfdelta - tfdelta) / 44000;
int32_t clock_rate;
/*
* convert HW counter values to ms using mode
* specifix clock rate
*/
clock_rate = ath9k_hw_chan_2_clockrate_mhz(ah) * 1000;;
listenTime = (ccdelta - rfdelta - tfdelta) / clock_rate;
ath_print(common, ATH_DBG_ANI,
"cyclecount=%d, rfcount=%d, "
"tfcount=%d, listenTime=%d CLOCK_RATE=%d\n",
ccdelta, rfdelta, tfdelta, listenTime, clock_rate);
}
aniState->cycleCount = cycleCount;
aniState->txFrameCount = txFrameCount;
aniState->rxFrameCount = rxFrameCount;
@ -287,7 +591,7 @@ static int32_t ath9k_hw_ani_get_listen_time(struct ath_hw *ah)
return listenTime;
}
void ath9k_ani_reset(struct ath_hw *ah)
static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning)
{
struct ar5416AniState *aniState;
struct ath9k_channel *chan = ah->curchan;
@ -340,7 +644,7 @@ void ath9k_ani_reset(struct ath_hw *ah)
ah->curani->cckTrigLow =
ah->config.cck_trig_low;
}
ath9k_ani_restart(ah);
ath9k_ani_restart_old(ah);
return;
}
@ -362,7 +666,7 @@ void ath9k_ani_reset(struct ath_hw *ah)
ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) &
~ATH9K_RX_FILTER_PHYERR);
ath9k_ani_restart(ah);
ath9k_ani_restart_old(ah);
ENABLE_REGWRITE_BUFFER(ah);
@ -373,8 +677,102 @@ void ath9k_ani_reset(struct ath_hw *ah)
DISABLE_REGWRITE_BUFFER(ah);
}
void ath9k_hw_ani_monitor(struct ath_hw *ah,
struct ath9k_channel *chan)
/*
* Restore the ANI parameters in the HAL and reset the statistics.
* This routine should be called for every hardware reset and for
* every channel change.
*/
static void ath9k_ani_reset_new(struct ath_hw *ah, bool is_scanning)
{
struct ar5416AniState *aniState = ah->curani;
struct ath9k_channel *chan = ah->curchan;
struct ath_common *common = ath9k_hw_common(ah);
if (!DO_ANI(ah))
return;
BUG_ON(aniState == NULL);
ah->stats.ast_ani_reset++;
/* only allow a subset of functions in AP mode */
if (ah->opmode == NL80211_IFTYPE_AP) {
if (IS_CHAN_2GHZ(chan)) {
ah->ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL |
ATH9K_ANI_FIRSTEP_LEVEL);
if (AR_SREV_9300_20_OR_LATER(ah))
ah->ani_function |= ATH9K_ANI_MRC_CCK;
} else
ah->ani_function = 0;
}
/* always allow mode (on/off) to be controlled */
ah->ani_function |= ATH9K_ANI_MODE;
if (is_scanning ||
(ah->opmode != NL80211_IFTYPE_STATION &&
ah->opmode != NL80211_IFTYPE_ADHOC)) {
/*
* If we're scanning or in AP mode, the defaults (ini)
* should be in place. For an AP we assume the historical
* levels for this channel are probably outdated so start
* from defaults instead.
*/
if (aniState->ofdmNoiseImmunityLevel !=
ATH9K_ANI_OFDM_DEF_LEVEL ||
aniState->cckNoiseImmunityLevel !=
ATH9K_ANI_CCK_DEF_LEVEL) {
ath_print(common, ATH_DBG_ANI,
"Restore defaults: opmode %u "
"chan %d Mhz/0x%x is_scanning=%d "
"ofdm:%d cck:%d\n",
ah->opmode,
chan->channel,
chan->channelFlags,
is_scanning,
aniState->ofdmNoiseImmunityLevel,
aniState->cckNoiseImmunityLevel);
ath9k_hw_set_ofdm_nil(ah, ATH9K_ANI_OFDM_DEF_LEVEL);
ath9k_hw_set_cck_nil(ah, ATH9K_ANI_CCK_DEF_LEVEL);
}
} else {
/*
* restore historical levels for this channel
*/
ath_print(common, ATH_DBG_ANI,
"Restore history: opmode %u "
"chan %d Mhz/0x%x is_scanning=%d "
"ofdm:%d cck:%d\n",
ah->opmode,
chan->channel,
chan->channelFlags,
is_scanning,
aniState->ofdmNoiseImmunityLevel,
aniState->cckNoiseImmunityLevel);
ath9k_hw_set_ofdm_nil(ah,
aniState->ofdmNoiseImmunityLevel);
ath9k_hw_set_cck_nil(ah,
aniState->cckNoiseImmunityLevel);
}
/*
* enable phy counters if hw supports or if not, enable phy
* interrupts (so we can count each one)
*/
ath9k_ani_restart_new(ah);
ENABLE_REGWRITE_BUFFER(ah);
REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING);
REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING);
REGWRITE_BUFFER_FLUSH(ah);
DISABLE_REGWRITE_BUFFER(ah);
}
static void ath9k_hw_ani_monitor_old(struct ath_hw *ah,
struct ath9k_channel *chan)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
@ -390,7 +788,7 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah,
listenTime = ath9k_hw_ani_get_listen_time(ah);
if (listenTime < 0) {
ah->stats.ast_ani_lneg++;
ath9k_ani_restart(ah);
ath9k_ani_restart_old(ah);
return;
}
@ -444,21 +842,166 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah,
aniState->cckPhyErrCount <= aniState->listenTime *
aniState->cckTrigLow / 1000)
ath9k_hw_ani_lower_immunity(ah);
ath9k_ani_restart(ah);
ath9k_ani_restart_old(ah);
} else if (aniState->listenTime > ah->aniperiod) {
if (aniState->ofdmPhyErrCount > aniState->listenTime *
aniState->ofdmTrigHigh / 1000) {
ath9k_hw_ani_ofdm_err_trigger(ah);
ath9k_ani_restart(ah);
ath9k_hw_ani_ofdm_err_trigger_old(ah);
ath9k_ani_restart_old(ah);
} else if (aniState->cckPhyErrCount >
aniState->listenTime * aniState->cckTrigHigh /
1000) {
ath9k_hw_ani_cck_err_trigger(ah);
ath9k_ani_restart(ah);
ath9k_hw_ani_cck_err_trigger_old(ah);
ath9k_ani_restart_old(ah);
}
}
}
static void ath9k_hw_ani_monitor_new(struct ath_hw *ah,
struct ath9k_channel *chan)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
int32_t listenTime;
u32 phyCnt1, phyCnt2;
u32 ofdmPhyErrCnt, cckPhyErrCnt;
u32 ofdmPhyErrRate, cckPhyErrRate;
if (!DO_ANI(ah))
return;
aniState = ah->curani;
if (WARN_ON(!aniState))
return;
listenTime = ath9k_hw_ani_get_listen_time(ah);
if (listenTime <= 0) {
ah->stats.ast_ani_lneg++;
/* restart ANI period if listenTime is invalid */
ath_print(common, ATH_DBG_ANI,
"listenTime=%d - on new ani monitor\n",
listenTime);
ath9k_ani_restart_new(ah);
return;
}
aniState->listenTime += listenTime;
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
phyCnt2 = REG_READ(ah, AR_PHY_ERR_2);
if (phyCnt1 < aniState->ofdmPhyErrBase ||
phyCnt2 < aniState->cckPhyErrBase) {
if (phyCnt1 < aniState->ofdmPhyErrBase) {
ath_print(common, ATH_DBG_ANI,
"phyCnt1 0x%x, resetting "
"counter value to 0x%x\n",
phyCnt1,
aniState->ofdmPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_1,
aniState->ofdmPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_MASK_1,
AR_PHY_ERR_OFDM_TIMING);
}
if (phyCnt2 < aniState->cckPhyErrBase) {
ath_print(common, ATH_DBG_ANI,
"phyCnt2 0x%x, resetting "
"counter value to 0x%x\n",
phyCnt2,
aniState->cckPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_2,
aniState->cckPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_MASK_2,
AR_PHY_ERR_CCK_TIMING);
}
return;
}
ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase;
ah->stats.ast_ani_ofdmerrs +=
ofdmPhyErrCnt - aniState->ofdmPhyErrCount;
aniState->ofdmPhyErrCount = ofdmPhyErrCnt;
cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase;
ah->stats.ast_ani_cckerrs +=
cckPhyErrCnt - aniState->cckPhyErrCount;
aniState->cckPhyErrCount = cckPhyErrCnt;
ath_print(common, ATH_DBG_ANI,
"Errors: OFDM=0x%08x-0x%08x=%d "
"CCK=0x%08x-0x%08x=%d\n",
phyCnt1,
aniState->ofdmPhyErrBase,
ofdmPhyErrCnt,
phyCnt2,
aniState->cckPhyErrBase,
cckPhyErrCnt);
ofdmPhyErrRate = aniState->ofdmPhyErrCount * 1000 /
aniState->listenTime;
cckPhyErrRate = aniState->cckPhyErrCount * 1000 /
aniState->listenTime;
ath_print(common, ATH_DBG_ANI,
"listenTime=%d OFDM:%d errs=%d/s CCK:%d "
"errs=%d/s ofdm_turn=%d\n",
listenTime, aniState->ofdmNoiseImmunityLevel,
ofdmPhyErrRate, aniState->cckNoiseImmunityLevel,
cckPhyErrRate, aniState->ofdmsTurn);
if (aniState->listenTime > 5 * ah->aniperiod) {
if (ofdmPhyErrRate <= aniState->ofdmTrigLow &&
cckPhyErrRate <= aniState->cckTrigLow) {
ath_print(common, ATH_DBG_ANI,
"1. listenTime=%d OFDM:%d errs=%d/s(<%d) "
"CCK:%d errs=%d/s(<%d) -> "
"ath9k_hw_ani_lower_immunity()\n",
aniState->listenTime,
aniState->ofdmNoiseImmunityLevel,
ofdmPhyErrRate,
aniState->ofdmTrigLow,
aniState->cckNoiseImmunityLevel,
cckPhyErrRate,
aniState->cckTrigLow);
ath9k_hw_ani_lower_immunity(ah);
aniState->ofdmsTurn = !aniState->ofdmsTurn;
}
ath_print(common, ATH_DBG_ANI,
"1 listenTime=%d ofdm=%d/s cck=%d/s - "
"calling ath9k_ani_restart_new()\n",
aniState->listenTime, ofdmPhyErrRate, cckPhyErrRate);
ath9k_ani_restart_new(ah);
} else if (aniState->listenTime > ah->aniperiod) {
/* check to see if need to raise immunity */
if (ofdmPhyErrRate > aniState->ofdmTrigHigh &&
(cckPhyErrRate <= aniState->cckTrigHigh ||
aniState->ofdmsTurn)) {
ath_print(common, ATH_DBG_ANI,
"2 listenTime=%d OFDM:%d errs=%d/s(>%d) -> "
"ath9k_hw_ani_ofdm_err_trigger_new()\n",
aniState->listenTime,
aniState->ofdmNoiseImmunityLevel,
ofdmPhyErrRate,
aniState->ofdmTrigHigh);
ath9k_hw_ani_ofdm_err_trigger_new(ah);
ath9k_ani_restart_new(ah);
aniState->ofdmsTurn = false;
} else if (cckPhyErrRate > aniState->cckTrigHigh) {
ath_print(common, ATH_DBG_ANI,
"3 listenTime=%d CCK:%d errs=%d/s(>%d) -> "
"ath9k_hw_ani_cck_err_trigger_new()\n",
aniState->listenTime,
aniState->cckNoiseImmunityLevel,
cckPhyErrRate,
aniState->cckTrigHigh);
ath9k_hw_ani_cck_err_trigger_new(ah);
ath9k_ani_restart_new(ah);
aniState->ofdmsTurn = true;
}
}
}
EXPORT_SYMBOL(ath9k_hw_ani_monitor);
void ath9k_enable_mib_counters(struct ath_hw *ah)
{
@ -543,7 +1086,7 @@ u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hw *ah,
* any of the MIB counters overflow/trigger so don't assume we're
* here because a PHY error counter triggered.
*/
void ath9k_hw_procmibevent(struct ath_hw *ah)
static void ath9k_hw_proc_mib_event_old(struct ath_hw *ah)
{
u32 phyCnt1, phyCnt2;
@ -556,8 +1099,15 @@ void ath9k_hw_procmibevent(struct ath_hw *ah)
/* Clear the mib counters and save them in the stats */
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
if (!DO_ANI(ah))
if (!DO_ANI(ah)) {
/*
* We must always clear the interrupt cause by
* resetting the phy error regs.
*/
REG_WRITE(ah, AR_PHY_ERR_1, 0);
REG_WRITE(ah, AR_PHY_ERR_2, 0);
return;
}
/* NB: these are not reset-on-read */
phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
@ -585,14 +1135,51 @@ void ath9k_hw_procmibevent(struct ath_hw *ah)
* check will never be true.
*/
if (aniState->ofdmPhyErrCount > aniState->ofdmTrigHigh)
ath9k_hw_ani_ofdm_err_trigger(ah);
ath9k_hw_ani_ofdm_err_trigger_new(ah);
if (aniState->cckPhyErrCount > aniState->cckTrigHigh)
ath9k_hw_ani_cck_err_trigger(ah);
ath9k_hw_ani_cck_err_trigger_old(ah);
/* NB: always restart to insure the h/w counters are reset */
ath9k_ani_restart(ah);
ath9k_ani_restart_old(ah);
}
}
EXPORT_SYMBOL(ath9k_hw_procmibevent);
/*
* Process a MIB interrupt. We may potentially be invoked because
* any of the MIB counters overflow/trigger so don't assume we're
* here because a PHY error counter triggered.
*/
static void ath9k_hw_proc_mib_event_new(struct ath_hw *ah)
{
u32 phyCnt1, phyCnt2;
/* Reset these counters regardless */
REG_WRITE(ah, AR_FILT_OFDM, 0);
REG_WRITE(ah, AR_FILT_CCK, 0);
if (!(REG_READ(ah, AR_SLP_MIB_CTRL) & AR_SLP_MIB_PENDING))
REG_WRITE(ah, AR_SLP_MIB_CTRL, AR_SLP_MIB_CLEAR);
/* Clear the mib counters and save them in the stats */
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
if (!DO_ANI(ah)) {
/*
* We must always clear the interrupt cause by
* resetting the phy error regs.
*/
REG_WRITE(ah, AR_PHY_ERR_1, 0);
REG_WRITE(ah, AR_PHY_ERR_2, 0);
return;
}
/* NB: these are not reset-on-read */
phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
phyCnt2 = REG_READ(ah, AR_PHY_ERR_2);
/* NB: always restart to insure the h/w counters are reset */
if (((phyCnt1 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK) ||
((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK))
ath9k_ani_restart_new(ah);
}
void ath9k_hw_ani_setup(struct ath_hw *ah)
{
@ -620,22 +1207,70 @@ void ath9k_hw_ani_init(struct ath_hw *ah)
memset(ah->ani, 0, sizeof(ah->ani));
for (i = 0; i < ARRAY_SIZE(ah->ani); i++) {
ah->ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH;
ah->ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW;
ah->ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH;
ah->ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW;
if (AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani) {
ah->ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH_NEW;
ah->ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW_NEW;
ah->ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH_NEW;
ah->ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW_NEW;
ah->ani[i].spurImmunityLevel =
ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
ah->ani[i].ofdmPhyErrBase = 0;
ah->ani[i].cckPhyErrBase = 0;
if (AR_SREV_9300_20_OR_LATER(ah))
ah->ani[i].mrcCCKOff =
!ATH9K_ANI_ENABLE_MRC_CCK;
else
ah->ani[i].mrcCCKOff = true;
ah->ani[i].ofdmsTurn = true;
} else {
ah->ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH_OLD;
ah->ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW_OLD;
ah->ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH_OLD;
ah->ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW_OLD;
ah->ani[i].spurImmunityLevel =
ATH9K_ANI_SPUR_IMMUNE_LVL_OLD;
ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL_OLD;
ah->ani[i].ofdmPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH_OLD;
ah->ani[i].cckPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH_OLD;
ah->ani[i].cckWeakSigThreshold =
ATH9K_ANI_CCK_WEAK_SIG_THR;
}
ah->ani[i].rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH;
ah->ani[i].rssiThrLow = ATH9K_ANI_RSSI_THR_LOW;
ah->ani[i].ofdmWeakSigDetectOff =
!ATH9K_ANI_USE_OFDM_WEAK_SIG;
ah->ani[i].cckWeakSigThreshold =
ATH9K_ANI_CCK_WEAK_SIG_THR;
ah->ani[i].spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
ah->ani[i].ofdmPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH;
ah->ani[i].cckPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH;
ah->ani[i].cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL;
}
/*
* since we expect some ongoing maintenance on the tables, let's sanity
* check here default level should not modify INI setting.
*/
if (AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani) {
const struct ani_ofdm_level_entry *entry_ofdm;
const struct ani_cck_level_entry *entry_cck;
entry_ofdm = &ofdm_level_table[ATH9K_ANI_OFDM_DEF_LEVEL];
entry_cck = &cck_level_table[ATH9K_ANI_CCK_DEF_LEVEL];
ah->aniperiod = ATH9K_ANI_PERIOD_NEW;
ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL_NEW;
} else {
ah->aniperiod = ATH9K_ANI_PERIOD_OLD;
ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL_OLD;
}
ath_print(common, ATH_DBG_ANI,
@ -654,7 +1289,34 @@ void ath9k_hw_ani_init(struct ath_hw *ah)
ath9k_enable_mib_counters(ah);
ah->aniperiod = ATH9K_ANI_PERIOD;
if (ah->config.enable_ani)
ah->proc_phyerr |= HAL_PROCESS_ANI;
}
void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah)
{
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
struct ath_hw_ops *ops = ath9k_hw_ops(ah);
priv_ops->ani_reset = ath9k_ani_reset_old;
priv_ops->ani_lower_immunity = ath9k_hw_ani_lower_immunity_old;
ops->ani_proc_mib_event = ath9k_hw_proc_mib_event_old;
ops->ani_monitor = ath9k_hw_ani_monitor_old;
ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v1\n");
}
void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah)
{
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
struct ath_hw_ops *ops = ath9k_hw_ops(ah);
priv_ops->ani_reset = ath9k_ani_reset_new;
priv_ops->ani_lower_immunity = ath9k_hw_ani_lower_immunity_new;
ops->ani_proc_mib_event = ath9k_hw_proc_mib_event_new;
ops->ani_monitor = ath9k_hw_ani_monitor_new;
ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v2\n");
}

78
drivers/net/wireless/ath/ath9k/ani.h
View File

@ -23,23 +23,55 @@
#define BEACON_RSSI(ahp) (ahp->stats.avgbrssi)
#define ATH9K_ANI_OFDM_TRIG_HIGH 500
#define ATH9K_ANI_OFDM_TRIG_LOW 200
#define ATH9K_ANI_CCK_TRIG_HIGH 200
#define ATH9K_ANI_CCK_TRIG_LOW 100
/* units are errors per second */
#define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500
#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000
/* units are errors per second */
#define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200
#define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400
/* units are errors per second */
#define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200
#define ATH9K_ANI_CCK_TRIG_HIGH_NEW 600
/* units are errors per second */
#define ATH9K_ANI_CCK_TRIG_LOW_OLD 100
#define ATH9K_ANI_CCK_TRIG_LOW_NEW 300
#define ATH9K_ANI_NOISE_IMMUNE_LVL 4
#define ATH9K_ANI_USE_OFDM_WEAK_SIG true
#define ATH9K_ANI_CCK_WEAK_SIG_THR false
#define ATH9K_ANI_SPUR_IMMUNE_LVL 7
#define ATH9K_ANI_FIRSTEP_LVL 0
#define ATH9K_ANI_SPUR_IMMUNE_LVL_OLD 7
#define ATH9K_ANI_SPUR_IMMUNE_LVL_NEW 3
#define ATH9K_ANI_FIRSTEP_LVL_OLD 0
#define ATH9K_ANI_FIRSTEP_LVL_NEW 2
#define ATH9K_ANI_RSSI_THR_HIGH 40
#define ATH9K_ANI_RSSI_THR_LOW 7
#define ATH9K_ANI_PERIOD 100
#define ATH9K_ANI_PERIOD_OLD 100
#define ATH9K_ANI_PERIOD_NEW 1000
/* in ms */
#define ATH9K_ANI_POLLINTERVAL_OLD 100
#define ATH9K_ANI_POLLINTERVAL_NEW 1000
#define HAL_NOISE_IMMUNE_MAX 4
#define HAL_SPUR_IMMUNE_MAX 7
#define HAL_FIRST_STEP_MAX 2
#define ATH9K_SIG_FIRSTEP_SETTING_MIN 0
#define ATH9K_SIG_FIRSTEP_SETTING_MAX 20
#define ATH9K_SIG_SPUR_IMM_SETTING_MIN 0
#define ATH9K_SIG_SPUR_IMM_SETTING_MAX 22
#define ATH9K_ANI_ENABLE_MRC_CCK true
/* values here are relative to the INI */
enum ath9k_ani_cmd {
ATH9K_ANI_PRESENT = 0x1,
ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2,
@ -49,7 +81,8 @@ enum ath9k_ani_cmd {
ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20,
ATH9K_ANI_MODE = 0x40,
ATH9K_ANI_PHYERR_RESET = 0x80,
ATH9K_ANI_ALL = 0xff
ATH9K_ANI_MRC_CCK = 0x100,
ATH9K_ANI_ALL = 0xfff
};
struct ath9k_mib_stats {
@ -60,9 +93,31 @@ struct ath9k_mib_stats {
u32 beacons;
};
/* INI default values for ANI registers */
struct ath9k_ani_default {
u16 m1ThreshLow;
u16 m2ThreshLow;
u16 m1Thresh;
u16 m2Thresh;
u16 m2CountThr;
u16 m2CountThrLow;
u16 m1ThreshLowExt;
u16 m2ThreshLowExt;
u16 m1ThreshExt;
u16 m2ThreshExt;
u16 firstep;
u16 firstepLow;
u16 cycpwrThr1;
u16 cycpwrThr1Ext;
};
struct ar5416AniState {
struct ath9k_channel *c;
u8 noiseImmunityLevel;
u8 ofdmNoiseImmunityLevel;
u8 cckNoiseImmunityLevel;
bool ofdmsTurn;
u8 mrcCCKOff;
u8 spurImmunityLevel;
u8 firstepLevel;
u8 ofdmWeakSigDetectOff;
@ -85,6 +140,7 @@ struct ar5416AniState {
int16_t pktRssi[2];
int16_t ofdmErrRssi[2];
int16_t cckErrRssi[2];
struct ath9k_ani_default iniDef;
};
struct ar5416Stats {
@ -108,15 +164,13 @@ struct ar5416Stats {
};
#define ah_mibStats stats.ast_mibstats
void ath9k_ani_reset(struct ath_hw *ah);
void ath9k_hw_ani_monitor(struct ath_hw *ah,
struct ath9k_channel *chan);
void ath9k_enable_mib_counters(struct ath_hw *ah);
void ath9k_hw_disable_mib_counters(struct ath_hw *ah);
u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hw *ah, u32 *rxc_pcnt,
u32 *rxf_pcnt, u32 *txf_pcnt);
void ath9k_hw_procmibevent(struct ath_hw *ah);
void ath9k_hw_ani_setup(struct ath_hw *ah);
void ath9k_hw_ani_init(struct ath_hw *ah);
int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah,
struct ath9k_channel *chan);
#endif /* ANI_H */

361
drivers/net/wireless/ath/ath9k/ar5008_phy.c
View File

@ -19,7 +19,30 @@
#include "../regd.h"
#include "ar9002_phy.h"
/* All code below is for non single-chip solutions */
/* All code below is for AR5008, AR9001, AR9002 */
static const int firstep_table[] =
/* level: 0 1 2 3 4 5 6 7 8 */
{ -4, -2, 0, 2, 4, 6, 8, 10, 12 }; /* lvl 0-8, default 2 */
static const int cycpwrThr1_table[] =
/* level: 0 1 2 3 4 5 6 7 8 */
{ -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */
/*
* register values to turn OFDM weak signal detection OFF
*/
static const int m1ThreshLow_off = 127;
static const int m2ThreshLow_off = 127;
static const int m1Thresh_off = 127;
static const int m2Thresh_off = 127;
static const int m2CountThr_off = 31;
static const int m2CountThrLow_off = 63;
static const int m1ThreshLowExt_off = 127;
static const int m2ThreshLowExt_off = 127;
static const int m1ThreshExt_off = 127;
static const int m2ThreshExt_off = 127;
/**
* ar5008_hw_phy_modify_rx_buffer() - perform analog swizzling of parameters
@ -1026,8 +1049,9 @@ static u32 ar5008_hw_compute_pll_control(struct ath_hw *ah,
return pll;
}
static bool ar5008_hw_ani_control(struct ath_hw *ah,
enum ath9k_ani_cmd cmd, int param)
static bool ar5008_hw_ani_control_old(struct ath_hw *ah,
enum ath9k_ani_cmd cmd,
int param)
{
struct ar5416AniState *aniState = ah->curani;
struct ath_common *common = ath9k_hw_common(ah);
@ -1209,6 +1233,265 @@ static bool ar5008_hw_ani_control(struct ath_hw *ah,
return true;
}
static bool ar5008_hw_ani_control_new(struct ath_hw *ah,
enum ath9k_ani_cmd cmd,
int param)
{
struct ar5416AniState *aniState = ah->curani;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
s32 value, value2;
switch (cmd & ah->ani_function) {
case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
/*
* on == 1 means ofdm weak signal detection is ON
* on == 1 is the default, for less noise immunity
*
* on == 0 means ofdm weak signal detection is OFF
* on == 0 means more noise imm
*/
u32 on = param ? 1 : 0;
/*
* make register setting for default
* (weak sig detect ON) come from INI file
*/
int m1ThreshLow = on ?
aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
int m2ThreshLow = on ?
aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
int m1Thresh = on ?
aniState->iniDef.m1Thresh : m1Thresh_off;
int m2Thresh = on ?
aniState->iniDef.m2Thresh : m2Thresh_off;
int m2CountThr = on ?
aniState->iniDef.m2CountThr : m2CountThr_off;
int m2CountThrLow = on ?
aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
int m1ThreshLowExt = on ?
aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
int m2ThreshLowExt = on ?
aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
int m1ThreshExt = on ?
aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
int m2ThreshExt = on ?
aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
m1ThreshLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
m2ThreshLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M1_THRESH, m1Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M2_THRESH, m2Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
m2CountThrLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
if (on)
REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
else
REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
if (!on != aniState->ofdmWeakSigDetectOff) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: ofdm weak signal: %s=>%s\n",
chan->channel,
!aniState->ofdmWeakSigDetectOff ?
"on" : "off",
on ? "on" : "off");
if (on)
ah->stats.ast_ani_ofdmon++;
else
ah->stats.ast_ani_ofdmoff++;
aniState->ofdmWeakSigDetectOff = !on;
}
break;
}
case ATH9K_ANI_FIRSTEP_LEVEL:{
u32 level = param;
if (level >= ARRAY_SIZE(firstep_table)) {
ath_print(common, ATH_DBG_ANI,
"ATH9K_ANI_FIRSTEP_LEVEL: level "
"out of range (%u > %u)\n",
level,
(unsigned) ARRAY_SIZE(firstep_table));
return false;
}
/*
* make register setting relative to default
* from INI file & cap value
*/
value = firstep_table[level] -
firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
aniState->iniDef.firstep;
if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value = ATH9K_SIG_FIRSTEP_SETTING_MIN;
if (value > ATH9K_SIG_FIRSTEP_SETTING_MAX)
value = ATH9K_SIG_FIRSTEP_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
AR_PHY_FIND_SIG_FIRSTEP,
value);
/*
* we need to set first step low register too
* make register setting relative to default
* from INI file & cap value
*/
value2 = firstep_table[level] -
firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
aniState->iniDef.firstepLow;
if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN;
if (value2 > ATH9K_SIG_FIRSTEP_SETTING_MAX)
value2 = ATH9K_SIG_FIRSTEP_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_FIND_SIG_LOW,
AR_PHY_FIND_SIG_FIRSTEP_LOW, value2);
if (level != aniState->firstepLevel) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"firstep[level]=%d ini=%d\n",
chan->channel,
aniState->firstepLevel,
level,
ATH9K_ANI_FIRSTEP_LVL_NEW,
value,
aniState->iniDef.firstep);
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"firstep_low[level]=%d ini=%d\n",
chan->channel,
aniState->firstepLevel,
level,
ATH9K_ANI_FIRSTEP_LVL_NEW,
value2,
aniState->iniDef.firstepLow);
if (level > aniState->firstepLevel)
ah->stats.ast_ani_stepup++;
else if (level < aniState->firstepLevel)
ah->stats.ast_ani_stepdown++;
aniState->firstepLevel = level;
}
break;
}
case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{
u32 level = param;
if (level >= ARRAY_SIZE(cycpwrThr1_table)) {
ath_print(common, ATH_DBG_ANI,
"ATH9K_ANI_SPUR_IMMUNITY_LEVEL: level "
"out of range (%u > %u)\n",
level,
(unsigned) ARRAY_SIZE(cycpwrThr1_table));
return false;
}
/*
* make register setting relative to default
* from INI file & cap value
*/
value = cycpwrThr1_table[level] -
cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
aniState->iniDef.cycpwrThr1;
if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
if (value > ATH9K_SIG_SPUR_IMM_SETTING_MAX)
value = ATH9K_SIG_SPUR_IMM_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_TIMING5,
AR_PHY_TIMING5_CYCPWR_THR1,
value);
/*
* set AR_PHY_EXT_CCA for extension channel
* make register setting relative to default
* from INI file & cap value
*/
value2 = cycpwrThr1_table[level] -
cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
aniState->iniDef.cycpwrThr1Ext;
if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
if (value2 > ATH9K_SIG_SPUR_IMM_SETTING_MAX)
value2 = ATH9K_SIG_SPUR_IMM_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_EXT_CCA,
AR_PHY_EXT_TIMING5_CYCPWR_THR1, value2);
if (level != aniState->spurImmunityLevel) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"cycpwrThr1[level]=%d ini=%d\n",
chan->channel,
aniState->spurImmunityLevel,
level,
ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
value,
aniState->iniDef.cycpwrThr1);
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"cycpwrThr1Ext[level]=%d ini=%d\n",
chan->channel,
aniState->spurImmunityLevel,
level,
ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
value2,
aniState->iniDef.cycpwrThr1Ext);
if (level > aniState->spurImmunityLevel)
ah->stats.ast_ani_spurup++;
else if (level < aniState->spurImmunityLevel)
ah->stats.ast_ani_spurdown++;
aniState->spurImmunityLevel = level;
}
break;
}
case ATH9K_ANI_MRC_CCK:
/*
* You should not see this as AR5008, AR9001, AR9002
* does not have hardware support for MRC CCK.
*/
WARN_ON(1);
break;
case ATH9K_ANI_PRESENT:
break;
default:
ath_print(common, ATH_DBG_ANI,
"invalid cmd %u\n", cmd);
return false;
}
ath_print(common, ATH_DBG_ANI,
"ANI parameters: SI=%d, ofdmWS=%s FS=%d "
"MRCcck=%s listenTime=%d CC=%d listen=%d "
"ofdmErrs=%d cckErrs=%d\n",
aniState->spurImmunityLevel,
!aniState->ofdmWeakSigDetectOff ? "on" : "off",
aniState->firstepLevel,
!aniState->mrcCCKOff ? "on" : "off",
aniState->listenTime,
aniState->cycleCount,
aniState->listenTime,
aniState->ofdmPhyErrCount,
aniState->cckPhyErrCount);
return true;
}
static void ar5008_hw_do_getnf(struct ath_hw *ah,
int16_t nfarray[NUM_NF_READINGS])
{
@ -1329,6 +1612,71 @@ static void ar5008_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
DISABLE_REGWRITE_BUFFER(ah);
}
/*
* Initialize the ANI register values with default (ini) values.
* This routine is called during a (full) hardware reset after
* all the registers are initialised from the INI.
*/
static void ar5008_hw_ani_cache_ini_regs(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
struct ath9k_ani_default *iniDef;
int index;
u32 val;
index = ath9k_hw_get_ani_channel_idx(ah, chan);
aniState = &ah->ani[index];
ah->curani = aniState;
iniDef = &aniState->iniDef;
ath_print(common, ATH_DBG_ANI,
"ver %d.%d opmode %u chan %d Mhz/0x%x\n",
ah->hw_version.macVersion,
ah->hw_version.macRev,
ah->opmode,
chan->channel,
chan->channelFlags);
val = REG_READ(ah, AR_PHY_SFCORR);
iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH);
iniDef->m2Thresh = MS(val, AR_PHY_SFCORR_M2_THRESH);
iniDef->m2CountThr = MS(val, AR_PHY_SFCORR_M2COUNT_THR);
val = REG_READ(ah, AR_PHY_SFCORR_LOW);
iniDef->m1ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M1_THRESH_LOW);
iniDef->m2ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M2_THRESH_LOW);
iniDef->m2CountThrLow = MS(val, AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW);
val = REG_READ(ah, AR_PHY_SFCORR_EXT);
iniDef->m1ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH);
iniDef->m2ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH);
iniDef->m1ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH_LOW);
iniDef->m2ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH_LOW);
iniDef->firstep = REG_READ_FIELD(ah,
AR_PHY_FIND_SIG,
AR_PHY_FIND_SIG_FIRSTEP);
iniDef->firstepLow = REG_READ_FIELD(ah,
AR_PHY_FIND_SIG_LOW,
AR_PHY_FIND_SIG_FIRSTEP_LOW);
iniDef->cycpwrThr1 = REG_READ_FIELD(ah,
AR_PHY_TIMING5,
AR_PHY_TIMING5_CYCPWR_THR1);
iniDef->cycpwrThr1Ext = REG_READ_FIELD(ah,
AR_PHY_EXT_CCA,
AR_PHY_EXT_TIMING5_CYCPWR_THR1);
/* these levels just got reset to defaults by the INI */
aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG;
aniState->mrcCCKOff = true; /* not available on pre AR9003 */
aniState->cycleCount = 0;
}
void ar5008_hw_attach_phy_ops(struct ath_hw *ah)
{
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@ -1350,10 +1698,15 @@ void ar5008_hw_attach_phy_ops(struct ath_hw *ah)
priv_ops->enable_rfkill = ar5008_hw_enable_rfkill;
priv_ops->restore_chainmask = ar5008_restore_chainmask;
priv_ops->set_diversity = ar5008_set_diversity;
priv_ops->ani_control = ar5008_hw_ani_control;
priv_ops->do_getnf = ar5008_hw_do_getnf;
priv_ops->loadnf = ar5008_hw_loadnf;
if (modparam_force_new_ani) {
priv_ops->ani_control = ar5008_hw_ani_control_new;
priv_ops->ani_cache_ini_regs = ar5008_hw_ani_cache_ini_regs;
} else
priv_ops->ani_control = ar5008_hw_ani_control_old;
if (AR_SREV_9100(ah))
priv_ops->compute_pll_control = ar9100_hw_compute_pll_control;
else if (AR_SREV_9160_10_OR_LATER(ah))

9
drivers/net/wireless/ath/ath9k/ar9002_hw.c
View File

@ -20,6 +20,10 @@
#include "ar9002_initvals.h"
#include "ar9002_phy.h"
int modparam_force_new_ani;
module_param_named(force_new_ani, modparam_force_new_ani, int, 0444);
MODULE_PARM_DESC(nohwcrypt, "Force new ANI for AR5008, AR9001, AR9002");
/* General hardware code for the A5008/AR9001/AR9002 hadware families */
static bool ar9002_hw_macversion_supported(u32 macversion)
@ -636,4 +640,9 @@ void ar9002_hw_attach_ops(struct ath_hw *ah)
ar9002_hw_attach_calib_ops(ah);
ar9002_hw_attach_mac_ops(ah);
if (modparam_force_new_ani)
ath9k_hw_attach_ani_ops_new(ah);
else
ath9k_hw_attach_ani_ops_old(ah);
}

7
drivers/net/wireless/ath/ath9k/ar9002_phy.h
View File

@ -114,6 +114,10 @@
#define AR_PHY_FIND_SIG_FIRPWR 0x03FC0000
#define AR_PHY_FIND_SIG_FIRPWR_S 18
#define AR_PHY_FIND_SIG_LOW 0x9840
#define AR_PHY_FIND_SIG_FIRSTEP_LOW 0x00000FC0L
#define AR_PHY_FIND_SIG_FIRSTEP_LOW_S 6
#define AR_PHY_AGC_CTL1 0x985C
#define AR_PHY_AGC_CTL1_COARSE_LOW 0x00007F80
#define AR_PHY_AGC_CTL1_COARSE_LOW_S 7
@ -325,6 +329,9 @@
#define AR_PHY_EXT_CCA_CYCPWR_THR1_S 9
#define AR_PHY_EXT_CCA_THRESH62 0x007F0000
#define AR_PHY_EXT_CCA_THRESH62_S 16
#define AR_PHY_EXT_TIMING5_CYCPWR_THR1 0x0000FE00L
#define AR_PHY_EXT_TIMING5_CYCPWR_THR1_S 9
#define AR_PHY_EXT_MINCCA_PWR 0xFF800000
#define AR_PHY_EXT_MINCCA_PWR_S 23
#define AR9280_PHY_EXT_MINCCA_PWR 0x01FF0000

248
drivers/net/wireless/ath/ath9k/ar9003_2p0_initvals.h
View File

@ -835,71 +835,71 @@ static const u32 ar9300_2p0_baseband_core[][2] = {
static const u32 ar9300Modes_high_power_tx_gain_table_2p0[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
{0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9},
{0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000},
{0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002},
{0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004},
{0x0000a50c, 0x0f022223, 0x0f022223, 0x0b000200, 0x0b000200},
{0x0000a510, 0x14022620, 0x14022620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x18022622, 0x18022622, 0x11000400, 0x11000400},
{0x0000a518, 0x1b022822, 0x1b022822, 0x15000402, 0x15000402},
{0x0000a51c, 0x20022842, 0x20022842, 0x19000404, 0x19000404},
{0x0000a520, 0x22022c41, 0x22022c41, 0x1b000603, 0x1b000603},
{0x0000a524, 0x28023042, 0x28023042, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2c023044, 0x2c023044, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x2f023644, 0x2f023644, 0x26000a20, 0x26000a20},
{0x0000a530, 0x34025643, 0x34025643, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x38025a44, 0x38025a44, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x3b025e45, 0x3b025e45, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x41025e4a, 0x41025e4a, 0x34001640, 0x34001640},
{0x0000a540, 0x48025e6c, 0x48025e6c, 0x38001660, 0x38001660},
{0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53025eb2, 0x53025eb2, 0x3e001a81, 0x3e001a81},
{0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002},
{0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004},
{0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200},
{0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400},
{0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402},
{0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404},
{0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603},
{0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20},
{0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640},
{0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660},
{0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81},
{0x0000a54c, 0x59025eb5, 0x59025eb5, 0x42001a83, 0x42001a83},
{0x0000a550, 0x5f025ef6, 0x5f025ef6, 0x44001c84, 0x44001c84},
{0x0000a554, 0x62025f56, 0x62025f56, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84},
{0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000},
{0x0000a584, 0x06802223, 0x06802223, 0x04800002, 0x04800002},
{0x0000a588, 0x0a822220, 0x0a822220, 0x08800004, 0x08800004},
{0x0000a58c, 0x0f822223, 0x0f822223, 0x0b800200, 0x0b800200},
{0x0000a590, 0x14822620, 0x14822620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x18822622, 0x18822622, 0x11800400, 0x11800400},
{0x0000a598, 0x1b822822, 0x1b822822, 0x15800402, 0x15800402},
{0x0000a59c, 0x20822842, 0x20822842, 0x19800404, 0x19800404},
{0x0000a5a0, 0x22822c41, 0x22822c41, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x28823042, 0x28823042, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2c823044, 0x2c823044, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x2f823644, 0x2f823644, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x34825643, 0x34825643, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x38825a44, 0x38825a44, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x3b825e45, 0x3b825e45, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x41825e4a, 0x41825e4a, 0x34801640, 0x34801640},
{0x0000a5c0, 0x48825e6c, 0x48825e6c, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e825e8e, 0x4e825e8e, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53825eb2, 0x53825eb2, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb5, 0x59825eb5, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5f825ef6, 0x5f825ef6, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x62825f56, 0x62825f56, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x66827f56, 0x66827f56, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6a829f56, 0x6a829f56, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x70849f56, 0x70849f56, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002},
{0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004},
{0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200},
{0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400},
{0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402},
{0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404},
{0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640},
{0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x00016044, 0x056db2e6, 0x056db2e6, 0x056db2e6, 0x056db2e6},
{0x00016048, 0xae480001, 0xae480001, 0xae480001, 0xae480001},
{0x00016068, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c},
@ -913,71 +913,71 @@ static const u32 ar9300Modes_high_power_tx_gain_table_2p0[][5] = {
static const u32 ar9300Modes_high_ob_db_tx_gain_table_2p0[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
{0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9},
{0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000},
{0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002},
{0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004},
{0x0000a50c, 0x0f022223, 0x0f022223, 0x0b000200, 0x0b000200},
{0x0000a510, 0x14022620, 0x14022620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x18022622, 0x18022622, 0x11000400, 0x11000400},
{0x0000a518, 0x1b022822, 0x1b022822, 0x15000402, 0x15000402},
{0x0000a51c, 0x20022842, 0x20022842, 0x19000404, 0x19000404},
{0x0000a520, 0x22022c41, 0x22022c41, 0x1b000603, 0x1b000603},
{0x0000a524, 0x28023042, 0x28023042, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2c023044, 0x2c023044, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x2f023644, 0x2f023644, 0x26000a20, 0x26000a20},
{0x0000a530, 0x34025643, 0x34025643, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x38025a44, 0x38025a44, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x3b025e45, 0x3b025e45, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x41025e4a, 0x41025e4a, 0x34001640, 0x34001640},
{0x0000a540, 0x48025e6c, 0x48025e6c, 0x38001660, 0x38001660},
{0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53025eb2, 0x53025eb2, 0x3e001a81, 0x3e001a81},
{0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002},
{0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004},
{0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200},
{0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400},
{0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402},
{0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404},
{0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603},
{0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20},
{0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640},
{0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660},
{0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81},
{0x0000a54c, 0x59025eb5, 0x59025eb5, 0x42001a83, 0x42001a83},
{0x0000a550, 0x5f025ef6, 0x5f025ef6, 0x44001c84, 0x44001c84},
{0x0000a554, 0x62025f56, 0x62025f56, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84},
{0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000},
{0x0000a584, 0x06802223, 0x06802223, 0x04800002, 0x04800002},
{0x0000a588, 0x0a822220, 0x0a822220, 0x08800004, 0x08800004},
{0x0000a58c, 0x0f822223, 0x0f822223, 0x0b800200, 0x0b800200},
{0x0000a590, 0x14822620, 0x14822620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x18822622, 0x18822622, 0x11800400, 0x11800400},
{0x0000a598, 0x1b822822, 0x1b822822, 0x15800402, 0x15800402},
{0x0000a59c, 0x20822842, 0x20822842, 0x19800404, 0x19800404},
{0x0000a5a0, 0x22822c41, 0x22822c41, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x28823042, 0x28823042, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2c823044, 0x2c823044, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x2f823644, 0x2f823644, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x34825643, 0x34825643, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x38825a44, 0x38825a44, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x3b825e45, 0x3b825e45, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x41825e4a, 0x41825e4a, 0x34801640, 0x34801640},
{0x0000a5c0, 0x48825e6c, 0x48825e6c, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e825e8e, 0x4e825e8e, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53825eb2, 0x53825eb2, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb5, 0x59825eb5, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5f825ef6, 0x5f825ef6, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x62825f56, 0x62825f56, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x66827f56, 0x66827f56, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6a829f56, 0x6a829f56, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x70849f56, 0x70849f56, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002},
{0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004},
{0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200},
{0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400},
{0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402},
{0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404},
{0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640},
{0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x00016044, 0x056db2e4, 0x056db2e4, 0x056db2e4, 0x056db2e4},
{0x00016048, 0x8e480001, 0x8e480001, 0x8e480001, 0x8e480001},
{0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c},

248
drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
View File

@ -835,71 +835,71 @@ static const u32 ar9300_2p2_baseband_core[][2] = {
static const u32 ar9300Modes_high_power_tx_gain_table_2p2[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
{0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9},
{0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000},
{0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002},
{0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004},
{0x0000a50c, 0x0f022223, 0x0f022223, 0x0b000200, 0x0b000200},
{0x0000a510, 0x14022620, 0x14022620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x18022622, 0x18022622, 0x11000400, 0x11000400},
{0x0000a518, 0x1b022822, 0x1b022822, 0x15000402, 0x15000402},
{0x0000a51c, 0x20022842, 0x20022842, 0x19000404, 0x19000404},
{0x0000a520, 0x22022c41, 0x22022c41, 0x1b000603, 0x1b000603},
{0x0000a524, 0x28023042, 0x28023042, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2c023044, 0x2c023044, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x2f023644, 0x2f023644, 0x26000a20, 0x26000a20},
{0x0000a530, 0x34025643, 0x34025643, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x38025a44, 0x38025a44, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x3b025e45, 0x3b025e45, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x41025e4a, 0x41025e4a, 0x34001640, 0x34001640},
{0x0000a540, 0x48025e6c, 0x48025e6c, 0x38001660, 0x38001660},
{0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53025eb2, 0x53025eb2, 0x3e001a81, 0x3e001a81},
{0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002},
{0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004},
{0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200},
{0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400},
{0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402},
{0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404},
{0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603},
{0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20},
{0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640},
{0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660},
{0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81},
{0x0000a54c, 0x59025eb5, 0x59025eb5, 0x42001a83, 0x42001a83},
{0x0000a550, 0x5f025ef6, 0x5f025ef6, 0x44001c84, 0x44001c84},
{0x0000a554, 0x62025f56, 0x62025f56, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84},
{0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000},
{0x0000a584, 0x06802223, 0x06802223, 0x04800002, 0x04800002},
{0x0000a588, 0x0a822220, 0x0a822220, 0x08800004, 0x08800004},
{0x0000a58c, 0x0f822223, 0x0f822223, 0x0b800200, 0x0b800200},
{0x0000a590, 0x14822620, 0x14822620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x18822622, 0x18822622, 0x11800400, 0x11800400},
{0x0000a598, 0x1b822822, 0x1b822822, 0x15800402, 0x15800402},
{0x0000a59c, 0x20822842, 0x20822842, 0x19800404, 0x19800404},
{0x0000a5a0, 0x22822c41, 0x22822c41, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x28823042, 0x28823042, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2c823044, 0x2c823044, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x2f823644, 0x2f823644, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x34825643, 0x34825643, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x38825a44, 0x38825a44, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x3b825e45, 0x3b825e45, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x41825e4a, 0x41825e4a, 0x34801640, 0x34801640},
{0x0000a5c0, 0x48825e6c, 0x48825e6c, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e825e8e, 0x4e825e8e, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53825eb2, 0x53825eb2, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb5, 0x59825eb5, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5f825ef6, 0x5f825ef6, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x62825f56, 0x62825f56, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x66827f56, 0x66827f56, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6a829f56, 0x6a829f56, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x70849f56, 0x70849f56, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002},
{0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004},
{0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200},
{0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400},
{0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402},
{0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404},
{0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640},
{0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x00016044, 0x056db2e6, 0x056db2e6, 0x056db2e6, 0x056db2e6},
{0x00016048, 0xae480001, 0xae480001, 0xae480001, 0xae480001},
{0x00016068, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c, 0x6eb6db6c},
@ -913,71 +913,71 @@ static const u32 ar9300Modes_high_power_tx_gain_table_2p2[][5] = {
static const u32 ar9300Modes_high_ob_db_tx_gain_table_2p2[][5] = {
/* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */
{0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
{0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9},
{0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000},
{0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002},
{0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004},
{0x0000a50c, 0x0f022223, 0x0f022223, 0x0b000200, 0x0b000200},
{0x0000a510, 0x14022620, 0x14022620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x18022622, 0x18022622, 0x11000400, 0x11000400},
{0x0000a518, 0x1b022822, 0x1b022822, 0x15000402, 0x15000402},
{0x0000a51c, 0x20022842, 0x20022842, 0x19000404, 0x19000404},
{0x0000a520, 0x22022c41, 0x22022c41, 0x1b000603, 0x1b000603},
{0x0000a524, 0x28023042, 0x28023042, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2c023044, 0x2c023044, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x2f023644, 0x2f023644, 0x26000a20, 0x26000a20},
{0x0000a530, 0x34025643, 0x34025643, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x38025a44, 0x38025a44, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x3b025e45, 0x3b025e45, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x41025e4a, 0x41025e4a, 0x34001640, 0x34001640},
{0x0000a540, 0x48025e6c, 0x48025e6c, 0x38001660, 0x38001660},
{0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53025eb2, 0x53025eb2, 0x3e001a81, 0x3e001a81},
{0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002},
{0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004},
{0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200},
{0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202},
{0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400},
{0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402},
{0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404},
{0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603},
{0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02},
{0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04},
{0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20},
{0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20},
{0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22},
{0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24},
{0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640},
{0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660},
{0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861},
{0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81},
{0x0000a54c, 0x59025eb5, 0x59025eb5, 0x42001a83, 0x42001a83},
{0x0000a550, 0x5f025ef6, 0x5f025ef6, 0x44001c84, 0x44001c84},
{0x0000a554, 0x62025f56, 0x62025f56, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec},
{0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84},
{0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3},
{0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5},
{0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9},
{0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb},
{0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
{0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000},
{0x0000a584, 0x06802223, 0x06802223, 0x04800002, 0x04800002},
{0x0000a588, 0x0a822220, 0x0a822220, 0x08800004, 0x08800004},
{0x0000a58c, 0x0f822223, 0x0f822223, 0x0b800200, 0x0b800200},
{0x0000a590, 0x14822620, 0x14822620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x18822622, 0x18822622, 0x11800400, 0x11800400},
{0x0000a598, 0x1b822822, 0x1b822822, 0x15800402, 0x15800402},
{0x0000a59c, 0x20822842, 0x20822842, 0x19800404, 0x19800404},
{0x0000a5a0, 0x22822c41, 0x22822c41, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x28823042, 0x28823042, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2c823044, 0x2c823044, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x2f823644, 0x2f823644, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x34825643, 0x34825643, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x38825a44, 0x38825a44, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x3b825e45, 0x3b825e45, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x41825e4a, 0x41825e4a, 0x34801640, 0x34801640},
{0x0000a5c0, 0x48825e6c, 0x48825e6c, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e825e8e, 0x4e825e8e, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53825eb2, 0x53825eb2, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb5, 0x59825eb5, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5f825ef6, 0x5f825ef6, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x62825f56, 0x62825f56, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x66827f56, 0x66827f56, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6a829f56, 0x6a829f56, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x70849f56, 0x70849f56, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x7584ff56, 0x7584ff56, 0x56801eec, 0x56801eec},
{0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002},
{0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004},
{0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200},
{0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202},
{0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400},
{0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402},
{0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404},
{0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603},
{0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02},
{0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04},
{0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20},
{0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20},
{0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22},
{0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24},
{0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640},
{0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660},
{0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861},
{0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81},
{0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83},
{0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84},
{0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3},
{0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5},
{0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9},
{0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb},
{0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
{0x00016044, 0x056db2e4, 0x056db2e4, 0x056db2e4, 0x056db2e4},
{0x00016048, 0x8e480001, 0x8e480001, 0x8e480001, 0x8e480001},
{0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c},

13
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View File

@ -67,6 +67,7 @@ static const struct ar9300_eeprom ar9300_default = {
* bit2 - enable fastClock - enabled
* bit3 - enable doubling - enabled
* bit4 - enable internal regulator - disabled
* bit5 - enable pa predistortion - disabled
*/
.miscConfiguration = 0, /* bit0 - turn down drivestrength */
.eepromWriteEnableGpio = 3,
@ -129,9 +130,11 @@ static const struct ar9300_eeprom ar9300_default = {
.txEndToRxOn = 0x2,
.txFrameToXpaOn = 0xe,
.thresh62 = 28,
.futureModal = { /* [32] */
.papdRateMaskHt20 = LE32(0x80c080),
.papdRateMaskHt40 = LE32(0x80c080),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
0, 0, 0, 0, 0, 0, 0, 0
},
},
.calFreqPier2G = {
@ -326,9 +329,11 @@ static const struct ar9300_eeprom ar9300_default = {
.txEndToRxOn = 0x2,
.txFrameToXpaOn = 0xe,
.thresh62 = 28,
.papdRateMaskHt20 = LE32(0xf0e0e0),
.papdRateMaskHt40 = LE32(0xf0e0e0),
.futureModal = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
0, 0, 0, 0, 0, 0, 0, 0
},
},
.calFreqPier5G = {
@ -644,6 +649,8 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
return (pBase->featureEnable & 0x10) >> 4;
case EEP_SWREG:
return le32_to_cpu(pBase->swreg);
case EEP_PAPRD:
return !!(pBase->featureEnable & BIT(5));
default:
return 0;
}

4
drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
View File

@ -234,7 +234,9 @@ struct ar9300_modal_eep_header {
u8 txEndToRxOn;
u8 txFrameToXpaOn;
u8 thresh62;
u8 futureModal[32];
__le32 papdRateMaskHt20;
__le32 papdRateMaskHt40;
u8 futureModal[24];
} __packed;
struct ar9300_cal_data_per_freq_op_loop {

2
drivers/net/wireless/ath/ath9k/ar9003_hw.c
View File

@ -313,4 +313,6 @@ void ar9003_hw_attach_ops(struct ath_hw *ah)
ar9003_hw_attach_phy_ops(ah);
ar9003_hw_attach_calib_ops(ah);
ar9003_hw_attach_mac_ops(ah);
ath9k_hw_attach_ani_ops_new(ah);
}

8
drivers/net/wireless/ath/ath9k/ar9003_mac.c
View File

@ -470,6 +470,14 @@ static void ar9003_hw_set11n_virtualmorefrag(struct ath_hw *ah, void *ds,
ads->ctl11 &= ~AR_VirtMoreFrag;
}
void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains)
{
struct ar9003_txc *ads = ds;
ads->ctl12 |= SM(chains, AR_PAPRDChainMask);
}
EXPORT_SYMBOL(ar9003_hw_set_paprd_txdesc);
void ar9003_hw_attach_mac_ops(struct ath_hw *hw)
{
struct ath_hw_ops *ops = ath9k_hw_ops(hw);

4
drivers/net/wireless/ath/ath9k/ar9003_mac.h
View File

@ -40,6 +40,10 @@
#define AR_Not_Sounding 0x20000000
/* ctl 12 */
#define AR_PAPRDChainMask 0x00000e00
#define AR_PAPRDChainMask_S 9
#define MAP_ISR_S2_CST 6
#define MAP_ISR_S2_GTT 6
#define MAP_ISR_S2_TIM 3

714
drivers/net/wireless/ath/ath9k/ar9003_paprd.c Normal file
View File

@ -0,0 +1,714 @@
/*
* Copyright (c) 2010 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "hw.h"
#include "ar9003_phy.h"
void ar9003_paprd_enable(struct ath_hw *ah, bool val)
{
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE, !!val);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE, !!val);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE, !!val);
}
EXPORT_SYMBOL(ar9003_paprd_enable);
static void ar9003_paprd_setup_single_table(struct ath_hw *ah)
{
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
struct ar9300_modal_eep_header *hdr;
const u32 ctrl0[3] = {
AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B2
};
const u32 ctrl1[3] = {
AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B2
};
u32 am_mask, ht40_mask;
int i;
if (ah->curchan && IS_CHAN_5GHZ(ah->curchan))
hdr = &eep->modalHeader5G;
else
hdr = &eep->modalHeader2G;
am_mask = le32_to_cpu(hdr->papdRateMaskHt20);
ht40_mask = le32_to_cpu(hdr->papdRateMaskHt40);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK, am_mask);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, am_mask);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK, ht40_mask);
for (i = 0; i < 3; i++) {
REG_RMW_FIELD(ah, ctrl0[i],
AR_PHY_PAPRD_CTRL0_USE_SINGLE_TABLE_MASK, 1);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2PM_ENABLE, 1);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2AM_ENABLE, 1);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_ADAPTIVE_SCALING_ENA, 0);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_PA_GAIN_SCALE_FACT_MASK, 181);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_PAPRD_MAG_SCALE_FACT, 361);
REG_RMW_FIELD(ah, ctrl1[i],
AR_PHY_PAPRD_CTRL1_ADAPTIVE_SCALING_ENA, 0);
REG_RMW_FIELD(ah, ctrl0[i],
AR_PHY_PAPRD_CTRL0_PAPRD_MAG_THRSH, 3);
}
ar9003_paprd_enable(ah, false);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP, 0x30);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE, 1);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE, 1);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE, 0);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE, 0);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING, 28);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE, 1);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 147);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN, 4);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN, 4);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES, 7);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL, 1);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -6);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE,
-15);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE, 1);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA, 0);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR, 400);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_NUM_TRAIN_SAMPLES,
100);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_0_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 261376);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_1_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 248079);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_2_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 233759);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_3_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 220464);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_4_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 208194);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_5_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 196949);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_6_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 185706);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_PRE_POST_SCALE_7_B0,
AR_PHY_PAPRD_PRE_POST_SCALING, 175487);
}
static void ar9003_paprd_get_gain_table(struct ath_hw *ah)
{
u32 *entry = ah->paprd_gain_table_entries;
u8 *index = ah->paprd_gain_table_index;
u32 reg = AR_PHY_TXGAIN_TABLE;
int i;
memset(entry, 0, sizeof(ah->paprd_gain_table_entries));
memset(index, 0, sizeof(ah->paprd_gain_table_index));
for (i = 0; i < 32; i++) {
entry[i] = REG_READ(ah, reg);
index[i] = (entry[i] >> 24) & 0xff;
reg += 4;
}
}
static unsigned int ar9003_get_desired_gain(struct ath_hw *ah, int chain,
int target_power)
{
int olpc_gain_delta = 0;
int alpha_therm, alpha_volt;
int therm_cal_value, volt_cal_value;
int therm_value, volt_value;
int thermal_gain_corr, voltage_gain_corr;
int desired_scale, desired_gain = 0;
u32 reg;
REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
desired_scale = REG_READ_FIELD(ah, AR_PHY_TPC_12,
AR_PHY_TPC_12_DESIRED_SCALE_HT40_5);
alpha_therm = REG_READ_FIELD(ah, AR_PHY_TPC_19,
AR_PHY_TPC_19_ALPHA_THERM);
alpha_volt = REG_READ_FIELD(ah, AR_PHY_TPC_19,
AR_PHY_TPC_19_ALPHA_VOLT);
therm_cal_value = REG_READ_FIELD(ah, AR_PHY_TPC_18,
AR_PHY_TPC_18_THERM_CAL_VALUE);
volt_cal_value = REG_READ_FIELD(ah, AR_PHY_TPC_18,
AR_PHY_TPC_18_VOLT_CAL_VALUE);
therm_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4,
AR_PHY_BB_THERM_ADC_4_LATEST_THERM_VALUE);
volt_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4,
AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE);
if (chain == 0)
reg = AR_PHY_TPC_11_B0;
else if (chain == 1)
reg = AR_PHY_TPC_11_B1;
else
reg = AR_PHY_TPC_11_B2;
olpc_gain_delta = REG_READ_FIELD(ah, reg,
AR_PHY_TPC_11_OLPC_GAIN_DELTA);
if (olpc_gain_delta >= 128)
olpc_gain_delta = olpc_gain_delta - 256;
thermal_gain_corr = (alpha_therm * (therm_value - therm_cal_value) +
(256 / 2)) / 256;
voltage_gain_corr = (alpha_volt * (volt_value - volt_cal_value) +
(128 / 2)) / 128;
desired_gain = target_power - olpc_gain_delta - thermal_gain_corr -
voltage_gain_corr + desired_scale;
return desired_gain;
}
static void ar9003_tx_force_gain(struct ath_hw *ah, unsigned int gain_index)
{
int selected_gain_entry, txbb1dbgain, txbb6dbgain, txmxrgain;
int padrvgnA, padrvgnB, padrvgnC, padrvgnD;
u32 *gain_table_entries = ah->paprd_gain_table_entries;
selected_gain_entry = gain_table_entries[gain_index];
txbb1dbgain = selected_gain_entry & 0x7;
txbb6dbgain = (selected_gain_entry >> 3) & 0x3;
txmxrgain = (selected_gain_entry >> 5) & 0xf;
padrvgnA = (selected_gain_entry >> 9) & 0xf;
padrvgnB = (selected_gain_entry >> 13) & 0xf;
padrvgnC = (selected_gain_entry >> 17) & 0xf;
padrvgnD = (selected_gain_entry >> 21) & 0x3;
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB1DBGAIN, txbb1dbgain);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB6DBGAIN, txbb6dbgain);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXMXRGAIN, txmxrgain);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNA, padrvgnA);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNB, padrvgnB);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNC, padrvgnC);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGND, padrvgnD);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_ENABLE_PAL, 0);
REG_RMW_FIELD(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCE_TX_GAIN, 0);
REG_RMW_FIELD(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCED_DAC_GAIN, 0);
REG_RMW_FIELD(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCE_DAC_GAIN, 0);
}
static inline int find_expn(int num)
{
return fls(num) - 1;
}
static inline int find_proper_scale(int expn, int N)
{
return (expn > N) ? expn - 10 : 0;
}
#define NUM_BIN 23
static bool create_pa_curve(u32 *data_L, u32 *data_U, u32 *pa_table, u16 *gain)
{
unsigned int thresh_accum_cnt;
int x_est[NUM_BIN + 1], Y[NUM_BIN + 1], theta[NUM_BIN + 1];
int PA_in[NUM_BIN + 1];
int B1_tmp[NUM_BIN + 1], B2_tmp[NUM_BIN + 1];
unsigned int B1_abs_max, B2_abs_max;
int max_index, scale_factor;
int y_est[NUM_BIN + 1];
int x_est_fxp1_nonlin, x_tilde[NUM_BIN + 1];
unsigned int x_tilde_abs;
int G_fxp, Y_intercept, order_x_by_y, M, I, L, sum_y_sqr, sum_y_quad;
int Q_x, Q_B1, Q_B2, beta_raw, alpha_raw, scale_B;
int Q_scale_B, Q_beta, Q_alpha, alpha, beta, order_1, order_2;
int order1_5x, order2_3x, order1_5x_rem, order2_3x_rem;
int y5, y3, tmp;
int theta_low_bin = 0;
int i;
/* disregard any bin that contains <= 16 samples */
thresh_accum_cnt = 16;
scale_factor = 5;
max_index = 0;
memset(theta, 0, sizeof(theta));
memset(x_est, 0, sizeof(x_est));
memset(Y, 0, sizeof(Y));
memset(y_est, 0, sizeof(y_est));
memset(x_tilde, 0, sizeof(x_tilde));
for (i = 0; i < NUM_BIN; i++) {
s32 accum_cnt, accum_tx, accum_rx, accum_ang;
/* number of samples */
accum_cnt = data_L[i] & 0xffff;
if (accum_cnt <= thresh_accum_cnt)
continue;
/* sum(tx amplitude) */
accum_tx = ((data_L[i] >> 16) & 0xffff) |
((data_U[i] & 0x7ff) << 16);
/* sum(rx amplitude distance to lower bin edge) */
accum_rx = ((data_U[i] >> 11) & 0x1f) |
((data_L[i + 23] & 0xffff) << 5);
/* sum(angles) */
accum_ang = ((data_L[i + 23] >> 16) & 0xffff) |
((data_U[i + 23] & 0x7ff) << 16);
accum_tx <<= scale_factor;
accum_rx <<= scale_factor;
x_est[i + 1] = (((accum_tx + accum_cnt) / accum_cnt) + 32) >>
scale_factor;
Y[i + 1] = ((((accum_rx + accum_cnt) / accum_cnt) + 32) >>
scale_factor) +
(1 << scale_factor) * max_index + 16;
if (accum_ang >= (1 << 26))
accum_ang -= 1 << 27;
theta[i + 1] = ((accum_ang * (1 << scale_factor)) + accum_cnt) /
accum_cnt;
max_index++;
}
/*
* Find average theta of first 5 bin and all of those to same value.
* Curve is linear at that range.
*/
for (i = 1; i < 6; i++)
theta_low_bin += theta[i];
theta_low_bin = theta_low_bin / 5;
for (i = 1; i < 6; i++)
theta[i] = theta_low_bin;
/* Set values at origin */
theta[0] = theta_low_bin;
for (i = 0; i <= max_index; i++)
theta[i] -= theta_low_bin;
x_est[0] = 0;
Y[0] = 0;
scale_factor = 8;
/* low signal gain */
if (x_est[6] == x_est[3])
return false;
G_fxp =
(((Y[6] - Y[3]) * 1 << scale_factor) +
(x_est[6] - x_est[3])) / (x_est[6] - x_est[3]);
Y_intercept =
(G_fxp * (x_est[0] - x_est[3]) +
(1 << scale_factor)) / (1 << scale_factor) + Y[3];
for (i = 0; i <= max_index; i++)
y_est[i] = Y[i] - Y_intercept;
for (i = 0; i <= 3; i++) {
y_est[i] = i * 32;
/* prevent division by zero */
if (G_fxp == 0)
return false;
x_est[i] = ((y_est[i] * 1 << scale_factor) + G_fxp) / G_fxp;
}
x_est_fxp1_nonlin =
x_est[max_index] - ((1 << scale_factor) * y_est[max_index] +
G_fxp) / G_fxp;
order_x_by_y =
(x_est_fxp1_nonlin + y_est[max_index]) / y_est[max_index];
if (order_x_by_y == 0)
M = 10;
else if (order_x_by_y == 1)
M = 9;
else
M = 8;
I = (max_index > 15) ? 7 : max_index >> 1;
L = max_index - I;
scale_factor = 8;
sum_y_sqr = 0;
sum_y_quad = 0;
x_tilde_abs = 0;
for (i = 0; i <= L; i++) {
unsigned int y_sqr;
unsigned int y_quad;
unsigned int tmp_abs;
/* prevent division by zero */
if (y_est[i + I] == 0)
return false;
x_est_fxp1_nonlin =
x_est[i + I] - ((1 << scale_factor) * y_est[i + I] +
G_fxp) / G_fxp;
x_tilde[i] =
(x_est_fxp1_nonlin * (1 << M) + y_est[i + I]) / y_est[i +
I];
x_tilde[i] =
(x_tilde[i] * (1 << M) + y_est[i + I]) / y_est[i + I];
x_tilde[i] =
(x_tilde[i] * (1 << M) + y_est[i + I]) / y_est[i + I];
y_sqr =
(y_est[i + I] * y_est[i + I] +
(scale_factor * scale_factor)) / (scale_factor *
scale_factor);
tmp_abs = abs(x_tilde[i]);
if (tmp_abs > x_tilde_abs)
x_tilde_abs = tmp_abs;
y_quad = y_sqr * y_sqr;
sum_y_sqr = sum_y_sqr + y_sqr;
sum_y_quad = sum_y_quad + y_quad;
B1_tmp[i] = y_sqr * (L + 1);
B2_tmp[i] = y_sqr;
}
B1_abs_max = 0;
B2_abs_max = 0;
for (i = 0; i <= L; i++) {
int abs_val;
B1_tmp[i] -= sum_y_sqr;
B2_tmp[i] = sum_y_quad - sum_y_sqr * B2_tmp[i];
abs_val = abs(B1_tmp[i]);
if (abs_val > B1_abs_max)
B1_abs_max = abs_val;
abs_val = abs(B2_tmp[i]);
if (abs_val > B2_abs_max)
B2_abs_max = abs_val;
}
Q_x = find_proper_scale(find_expn(x_tilde_abs), 10);
Q_B1 = find_proper_scale(find_expn(B1_abs_max), 10);
Q_B2 = find_proper_scale(find_expn(B2_abs_max), 10);
beta_raw = 0;
alpha_raw = 0;
for (i = 0; i <= L; i++) {
x_tilde[i] = x_tilde[i] / (1 << Q_x);
B1_tmp[i] = B1_tmp[i] / (1 << Q_B1);
B2_tmp[i] = B2_tmp[i] / (1 << Q_B2);
beta_raw = beta_raw + B1_tmp[i] * x_tilde[i];
alpha_raw = alpha_raw + B2_tmp[i] * x_tilde[i];
}
scale_B =
((sum_y_quad / scale_factor) * (L + 1) -
(sum_y_sqr / scale_factor) * sum_y_sqr) * scale_factor;
Q_scale_B = find_proper_scale(find_expn(abs(scale_B)), 10);
scale_B = scale_B / (1 << Q_scale_B);
Q_beta = find_proper_scale(find_expn(abs(beta_raw)), 10);
Q_alpha = find_proper_scale(find_expn(abs(alpha_raw)), 10);
beta_raw = beta_raw / (1 << Q_beta);
alpha_raw = alpha_raw / (1 << Q_alpha);
alpha = (alpha_raw << 10) / scale_B;
beta = (beta_raw << 10) / scale_B;
order_1 = 3 * M - Q_x - Q_B1 - Q_beta + 10 + Q_scale_B;
order_2 = 3 * M - Q_x - Q_B2 - Q_alpha + 10 + Q_scale_B;
order1_5x = order_1 / 5;
order2_3x = order_2 / 3;
order1_5x_rem = order_1 - 5 * order1_5x;
order2_3x_rem = order_2 - 3 * order2_3x;
for (i = 0; i < PAPRD_TABLE_SZ; i++) {
tmp = i * 32;
y5 = ((beta * tmp) >> 6) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = y5 >> order1_5x_rem;
y3 = (alpha * tmp) >> order2_3x;
y3 = (y3 * tmp) >> order2_3x;
y3 = (y3 * tmp) >> order2_3x;
y3 = y3 >> order2_3x_rem;
PA_in[i] = y5 + y3 + (256 * tmp) / G_fxp;
if (i >= 2) {
tmp = PA_in[i] - PA_in[i - 1];
if (tmp < 0)
PA_in[i] =
PA_in[i - 1] + (PA_in[i - 1] -
PA_in[i - 2]);
}
PA_in[i] = (PA_in[i] < 1400) ? PA_in[i] : 1400;
}
beta_raw = 0;
alpha_raw = 0;
for (i = 0; i <= L; i++) {
int theta_tilde =
((theta[i + I] << M) + y_est[i + I]) / y_est[i + I];
theta_tilde =
((theta_tilde << M) + y_est[i + I]) / y_est[i + I];
theta_tilde =
((theta_tilde << M) + y_est[i + I]) / y_est[i + I];
beta_raw = beta_raw + B1_tmp[i] * theta_tilde;
alpha_raw = alpha_raw + B2_tmp[i] * theta_tilde;
}
Q_beta = find_proper_scale(find_expn(abs(beta_raw)), 10);
Q_alpha = find_proper_scale(find_expn(abs(alpha_raw)), 10);
beta_raw = beta_raw / (1 << Q_beta);
alpha_raw = alpha_raw / (1 << Q_alpha);
alpha = (alpha_raw << 10) / scale_B;
beta = (beta_raw << 10) / scale_B;
order_1 = 3 * M - Q_x - Q_B1 - Q_beta + 10 + Q_scale_B + 5;
order_2 = 3 * M - Q_x - Q_B2 - Q_alpha + 10 + Q_scale_B + 5;
order1_5x = order_1 / 5;
order2_3x = order_2 / 3;
order1_5x_rem = order_1 - 5 * order1_5x;
order2_3x_rem = order_2 - 3 * order2_3x;
for (i = 0; i < PAPRD_TABLE_SZ; i++) {
int PA_angle;
/* pa_table[4] is calculated from PA_angle for i=5 */
if (i == 4)
continue;
tmp = i * 32;
if (beta > 0)
y5 = (((beta * tmp - 64) >> 6) -
(1 << order1_5x)) / (1 << order1_5x);
else
y5 = ((((beta * tmp - 64) >> 6) +
(1 << order1_5x)) / (1 << order1_5x));
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = y5 / (1 << order1_5x_rem);
if (beta > 0)
y3 = (alpha * tmp -
(1 << order2_3x)) / (1 << order2_3x);
else
y3 = (alpha * tmp +
(1 << order2_3x)) / (1 << order2_3x);
y3 = (y3 * tmp) / (1 << order2_3x);
y3 = (y3 * tmp) / (1 << order2_3x);
y3 = y3 / (1 << order2_3x_rem);
if (i < 4) {
PA_angle = 0;
} else {
PA_angle = y5 + y3;
if (PA_angle < -150)
PA_angle = -150;
else if (PA_angle > 150)
PA_angle = 150;
}
pa_table[i] = ((PA_in[i] & 0x7ff) << 11) + (PA_angle & 0x7ff);
if (i == 5) {
PA_angle = (PA_angle + 2) >> 1;
pa_table[i - 1] = ((PA_in[i - 1] & 0x7ff) << 11) +
(PA_angle & 0x7ff);
}
}
*gain = G_fxp;
return true;
}
void ar9003_paprd_populate_single_table(struct ath_hw *ah,
struct ath9k_channel *chan, int chain)
{
u32 *paprd_table_val = chan->pa_table[chain];
u32 small_signal_gain = chan->small_signal_gain[chain];
u32 training_power;
u32 reg = 0;
int i;
training_power =
REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE5,
AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
training_power -= 4;
if (chain == 0)
reg = AR_PHY_PAPRD_MEM_TAB_B0;
else if (chain == 1)
reg = AR_PHY_PAPRD_MEM_TAB_B1;
else if (chain == 2)
reg = AR_PHY_PAPRD_MEM_TAB_B2;
for (i = 0; i < PAPRD_TABLE_SZ; i++) {
REG_WRITE(ah, reg, paprd_table_val[i]);
reg = reg + 4;
}
if (chain == 0)
reg = AR_PHY_PA_GAIN123_B0;
else if (chain == 1)
reg = AR_PHY_PA_GAIN123_B1;
else
reg = AR_PHY_PA_GAIN123_B2;
REG_RMW_FIELD(ah, reg, AR_PHY_PA_GAIN123_PA_GAIN1, small_signal_gain);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_PAPRD_POWER_AT_AM2AM_CAL,
training_power);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_PAPRD_POWER_AT_AM2AM_CAL,
training_power);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_PAPRD_POWER_AT_AM2AM_CAL,
training_power);
}
EXPORT_SYMBOL(ar9003_paprd_populate_single_table);
int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain)
{
unsigned int i, desired_gain, gain_index;
unsigned int train_power;
train_power = REG_READ_FIELD(ah, AR_PHY_POWERTX_RATE5,
AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
train_power = train_power - 4;
desired_gain = ar9003_get_desired_gain(ah, chain, train_power);
gain_index = 0;
for (i = 0; i < 32; i++) {
if (ah->paprd_gain_table_index[i] >= desired_gain)
break;
gain_index++;
}
ar9003_tx_force_gain(ah, gain_index);
REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
return 0;
}
EXPORT_SYMBOL(ar9003_paprd_setup_gain_table);
int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
int chain)
{
u16 *small_signal_gain = &chan->small_signal_gain[chain];
u32 *pa_table = chan->pa_table[chain];
u32 *data_L, *data_U;
int i, status = 0;
u32 *buf;
u32 reg;
memset(chan->pa_table[chain], 0, sizeof(chan->pa_table[chain]));
buf = kmalloc(2 * 48 * sizeof(u32), GFP_ATOMIC);
if (!buf)
return -ENOMEM;
data_L = &buf[0];
data_U = &buf[48];
REG_CLR_BIT(ah, AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ);
reg = AR_PHY_CHAN_INFO_TAB_0;
for (i = 0; i < 48; i++)
data_L[i] = REG_READ(ah, reg + (i << 2));
REG_SET_BIT(ah, AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ);
for (i = 0; i < 48; i++)
data_U[i] = REG_READ(ah, reg + (i << 2));
if (!create_pa_curve(data_L, data_U, pa_table, small_signal_gain))
status = -2;
REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
kfree(buf);
return status;
}
EXPORT_SYMBOL(ar9003_paprd_create_curve);
int ar9003_paprd_init_table(struct ath_hw *ah)
{
ar9003_paprd_setup_single_table(ah);
ar9003_paprd_get_gain_table(ah);
return 0;
}
EXPORT_SYMBOL(ar9003_paprd_init_table);
bool ar9003_paprd_is_done(struct ath_hw *ah)
{
return !!REG_READ_FIELD(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
}
EXPORT_SYMBOL(ar9003_paprd_is_done);

394
drivers/net/wireless/ath/ath9k/ar9003_phy.c
View File

@ -17,6 +17,28 @@
#include "hw.h"
#include "ar9003_phy.h"
static const int firstep_table[] =
/* level: 0 1 2 3 4 5 6 7 8 */
{ -4, -2, 0, 2, 4, 6, 8, 10, 12 }; /* lvl 0-8, default 2 */
static const int cycpwrThr1_table[] =
/* level: 0 1 2 3 4 5 6 7 8 */
{ -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */
/*
* register values to turn OFDM weak signal detection OFF
*/
static const int m1ThreshLow_off = 127;
static const int m2ThreshLow_off = 127;
static const int m1Thresh_off = 127;
static const int m2Thresh_off = 127;
static const int m2CountThr_off = 31;
static const int m2CountThrLow_off = 63;
static const int m1ThreshLowExt_off = 127;
static const int m2ThreshLowExt_off = 127;
static const int m1ThreshExt_off = 127;
static const int m2ThreshExt_off = 127;
/**
* ar9003_hw_set_channel - set channel on single-chip device
* @ah: atheros hardware structure
@ -94,7 +116,7 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
}
/**
* ar9003_hw_spur_mitigate - convert baseband spur frequency
* ar9003_hw_spur_mitigate_mrc_cck - convert baseband spur frequency
* @ah: atheros hardware structure
* @chan:
*
@ -521,15 +543,6 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah,
u32 val = INI_RA(iniArr, i, column);
REG_WRITE(ah, reg, val);
/*
* Determine if this is a shift register value, and insert the
* configured delay if so.
*/
if (reg >= 0x16000 && reg < 0x17000
&& ah->config.analog_shiftreg)
udelay(100);
DO_DELAY(regWrites);
}
}
@ -732,71 +745,68 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
{
struct ar5416AniState *aniState = ah->curani;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
s32 value, value2;
switch (cmd & ah->ani_function) {
case ATH9K_ANI_NOISE_IMMUNITY_LEVEL:{
u32 level = param;
if (level >= ARRAY_SIZE(ah->totalSizeDesired)) {
ath_print(common, ATH_DBG_ANI,
"level out of range (%u > %u)\n",
level,
(unsigned)ARRAY_SIZE(ah->totalSizeDesired));
return false;
}
REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
AR_PHY_DESIRED_SZ_TOT_DES,
ah->totalSizeDesired[level]);
REG_RMW_FIELD(ah, AR_PHY_AGC,
AR_PHY_AGC_COARSE_LOW,
ah->coarse_low[level]);
REG_RMW_FIELD(ah, AR_PHY_AGC,
AR_PHY_AGC_COARSE_HIGH,
ah->coarse_high[level]);
REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
AR_PHY_FIND_SIG_FIRPWR, ah->firpwr[level]);
if (level > aniState->noiseImmunityLevel)
ah->stats.ast_ani_niup++;
else if (level < aniState->noiseImmunityLevel)
ah->stats.ast_ani_nidown++;
aniState->noiseImmunityLevel = level;
break;
}
case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
const int m1ThreshLow[] = { 127, 50 };
const int m2ThreshLow[] = { 127, 40 };
const int m1Thresh[] = { 127, 0x4d };
const int m2Thresh[] = { 127, 0x40 };
const int m2CountThr[] = { 31, 16 };
const int m2CountThrLow[] = { 63, 48 };
/*
* on == 1 means ofdm weak signal detection is ON
* on == 1 is the default, for less noise immunity
*
* on == 0 means ofdm weak signal detection is OFF
* on == 0 means more noise imm
*/
u32 on = param ? 1 : 0;
/*
* make register setting for default
* (weak sig detect ON) come from INI file
*/
int m1ThreshLow = on ?
aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
int m2ThreshLow = on ?
aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
int m1Thresh = on ?
aniState->iniDef.m1Thresh : m1Thresh_off;
int m2Thresh = on ?
aniState->iniDef.m2Thresh : m2Thresh_off;
int m2CountThr = on ?
aniState->iniDef.m2CountThr : m2CountThr_off;
int m2CountThrLow = on ?
aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
int m1ThreshLowExt = on ?
aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
int m2ThreshLowExt = on ?
aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
int m1ThreshExt = on ?
aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
int m2ThreshExt = on ?
aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
m1ThreshLow[on]);
m1ThreshLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
m2ThreshLow[on]);
m2ThreshLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M1_THRESH, m1Thresh[on]);
AR_PHY_SFCORR_M1_THRESH, m1Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M2_THRESH, m2Thresh[on]);
AR_PHY_SFCORR_M2_THRESH, m2Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
AR_PHY_SFCORR_M2COUNT_THR, m2CountThr[on]);
AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
m2CountThrLow[on]);
m2CountThrLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLow[on]);
AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLow[on]);
AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M1_THRESH, m1Thresh[on]);
AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
AR_PHY_SFCORR_EXT_M2_THRESH, m2Thresh[on]);
AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
if (on)
REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
@ -806,6 +816,12 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
if (!on != aniState->ofdmWeakSigDetectOff) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: ofdm weak signal: %s=>%s\n",
chan->channel,
!aniState->ofdmWeakSigDetectOff ?
"on" : "off",
on ? "on" : "off");
if (on)
ah->stats.ast_ani_ofdmon++;
else
@ -814,64 +830,167 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
}
break;
}
case ATH9K_ANI_CCK_WEAK_SIGNAL_THR:{
const int weakSigThrCck[] = { 8, 6 };
u32 high = param ? 1 : 0;
REG_RMW_FIELD(ah, AR_PHY_CCK_DETECT,
AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK,
weakSigThrCck[high]);
if (high != aniState->cckWeakSigThreshold) {
if (high)
ah->stats.ast_ani_cckhigh++;
else
ah->stats.ast_ani_ccklow++;
aniState->cckWeakSigThreshold = high;
}
break;
}
case ATH9K_ANI_FIRSTEP_LEVEL:{
const int firstep[] = { 0, 4, 8 };
u32 level = param;
if (level >= ARRAY_SIZE(firstep)) {
if (level >= ARRAY_SIZE(firstep_table)) {
ath_print(common, ATH_DBG_ANI,
"level out of range (%u > %u)\n",
"ATH9K_ANI_FIRSTEP_LEVEL: level "
"out of range (%u > %u)\n",
level,
(unsigned) ARRAY_SIZE(firstep));
(unsigned) ARRAY_SIZE(firstep_table));
return false;
}
/*
* make register setting relative to default
* from INI file & cap value
*/
value = firstep_table[level] -
firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
aniState->iniDef.firstep;
if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value = ATH9K_SIG_FIRSTEP_SETTING_MIN;
if (value > ATH9K_SIG_FIRSTEP_SETTING_MAX)
value = ATH9K_SIG_FIRSTEP_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
AR_PHY_FIND_SIG_FIRSTEP,
firstep[level]);
if (level > aniState->firstepLevel)
ah->stats.ast_ani_stepup++;
else if (level < aniState->firstepLevel)
ah->stats.ast_ani_stepdown++;
aniState->firstepLevel = level;
value);
/*
* we need to set first step low register too
* make register setting relative to default
* from INI file & cap value
*/
value2 = firstep_table[level] -
firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
aniState->iniDef.firstepLow;
if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN;
if (value2 > ATH9K_SIG_FIRSTEP_SETTING_MAX)
value2 = ATH9K_SIG_FIRSTEP_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_FIND_SIG_LOW,
AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW, value2);
if (level != aniState->firstepLevel) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"firstep[level]=%d ini=%d\n",
chan->channel,
aniState->firstepLevel,
level,
ATH9K_ANI_FIRSTEP_LVL_NEW,
value,
aniState->iniDef.firstep);
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"firstep_low[level]=%d ini=%d\n",
chan->channel,
aniState->firstepLevel,
level,
ATH9K_ANI_FIRSTEP_LVL_NEW,
value2,
aniState->iniDef.firstepLow);
if (level > aniState->firstepLevel)
ah->stats.ast_ani_stepup++;
else if (level < aniState->firstepLevel)
ah->stats.ast_ani_stepdown++;
aniState->firstepLevel = level;
}
break;
}
case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{
const int cycpwrThr1[] = { 2, 4, 6, 8, 10, 12, 14, 16 };
u32 level = param;
if (level >= ARRAY_SIZE(cycpwrThr1)) {
if (level >= ARRAY_SIZE(cycpwrThr1_table)) {
ath_print(common, ATH_DBG_ANI,
"level out of range (%u > %u)\n",
"ATH9K_ANI_SPUR_IMMUNITY_LEVEL: level "
"out of range (%u > %u)\n",
level,
(unsigned) ARRAY_SIZE(cycpwrThr1));
(unsigned) ARRAY_SIZE(cycpwrThr1_table));
return false;
}
/*
* make register setting relative to default
* from INI file & cap value
*/
value = cycpwrThr1_table[level] -
cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
aniState->iniDef.cycpwrThr1;
if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
if (value > ATH9K_SIG_SPUR_IMM_SETTING_MAX)
value = ATH9K_SIG_SPUR_IMM_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_TIMING5,
AR_PHY_TIMING5_CYCPWR_THR1,
cycpwrThr1[level]);
if (level > aniState->spurImmunityLevel)
ah->stats.ast_ani_spurup++;
else if (level < aniState->spurImmunityLevel)
ah->stats.ast_ani_spurdown++;
aniState->spurImmunityLevel = level;
value);
/*
* set AR_PHY_EXT_CCA for extension channel
* make register setting relative to default
* from INI file & cap value
*/
value2 = cycpwrThr1_table[level] -
cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
aniState->iniDef.cycpwrThr1Ext;
if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
if (value2 > ATH9K_SIG_SPUR_IMM_SETTING_MAX)
value2 = ATH9K_SIG_SPUR_IMM_SETTING_MAX;
REG_RMW_FIELD(ah, AR_PHY_EXT_CCA,
AR_PHY_EXT_CYCPWR_THR1, value2);
if (level != aniState->spurImmunityLevel) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"cycpwrThr1[level]=%d ini=%d\n",
chan->channel,
aniState->spurImmunityLevel,
level,
ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
value,
aniState->iniDef.cycpwrThr1);
ath_print(common, ATH_DBG_ANI,
"** ch %d: level %d=>%d[def:%d] "
"cycpwrThr1Ext[level]=%d ini=%d\n",
chan->channel,
aniState->spurImmunityLevel,
level,
ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
value2,
aniState->iniDef.cycpwrThr1Ext);
if (level > aniState->spurImmunityLevel)
ah->stats.ast_ani_spurup++;
else if (level < aniState->spurImmunityLevel)
ah->stats.ast_ani_spurdown++;
aniState->spurImmunityLevel = level;
}
break;
}
case ATH9K_ANI_MRC_CCK:{
/*
* is_on == 1 means MRC CCK ON (default, less noise imm)
* is_on == 0 means MRC CCK is OFF (more noise imm)
*/
bool is_on = param ? 1 : 0;
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
AR_PHY_MRC_CCK_ENABLE, is_on);
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
AR_PHY_MRC_CCK_MUX_REG, is_on);
if (!is_on != aniState->mrcCCKOff) {
ath_print(common, ATH_DBG_ANI,
"** ch %d: MRC CCK: %s=>%s\n",
chan->channel,
!aniState->mrcCCKOff ? "on" : "off",
is_on ? "on" : "off");
if (is_on)
ah->stats.ast_ani_ccklow++;
else
ah->stats.ast_ani_cckhigh++;
aniState->mrcCCKOff = !is_on;
}
break;
}
case ATH9K_ANI_PRESENT:
break;
default:
@ -880,25 +999,19 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
return false;
}
ath_print(common, ATH_DBG_ANI, "ANI parameters:\n");
ath_print(common, ATH_DBG_ANI,
"noiseImmunityLevel=%d, spurImmunityLevel=%d, "
"ofdmWeakSigDetectOff=%d\n",
aniState->noiseImmunityLevel,
"ANI parameters: SI=%d, ofdmWS=%s FS=%d "
"MRCcck=%s listenTime=%d CC=%d listen=%d "
"ofdmErrs=%d cckErrs=%d\n",
aniState->spurImmunityLevel,
!aniState->ofdmWeakSigDetectOff);
ath_print(common, ATH_DBG_ANI,
"cckWeakSigThreshold=%d, "
"firstepLevel=%d, listenTime=%d\n",
aniState->cckWeakSigThreshold,
!aniState->ofdmWeakSigDetectOff ? "on" : "off",
aniState->firstepLevel,
aniState->listenTime);
ath_print(common, ATH_DBG_ANI,
"cycleCount=%d, ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n",
aniState->cycleCount,
aniState->ofdmPhyErrCount,
aniState->cckPhyErrCount);
!aniState->mrcCCKOff ? "on" : "off",
aniState->listenTime,
aniState->cycleCount,
aniState->listenTime,
aniState->ofdmPhyErrCount,
aniState->cckPhyErrCount);
return true;
}
@ -1111,6 +1224,70 @@ static void ar9003_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
}
}
/*
* Initialize the ANI register values with default (ini) values.
* This routine is called during a (full) hardware reset after
* all the registers are initialised from the INI.
*/
static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah)
{
struct ar5416AniState *aniState;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
struct ath9k_ani_default *iniDef;
int index;
u32 val;
index = ath9k_hw_get_ani_channel_idx(ah, chan);
aniState = &ah->ani[index];
ah->curani = aniState;
iniDef = &aniState->iniDef;
ath_print(common, ATH_DBG_ANI,
"ver %d.%d opmode %u chan %d Mhz/0x%x\n",
ah->hw_version.macVersion,
ah->hw_version.macRev,
ah->opmode,
chan->channel,
chan->channelFlags);
val = REG_READ(ah, AR_PHY_SFCORR);
iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH);
iniDef->m2Thresh = MS(val, AR_PHY_SFCORR_M2_THRESH);
iniDef->m2CountThr = MS(val, AR_PHY_SFCORR_M2COUNT_THR);
val = REG_READ(ah, AR_PHY_SFCORR_LOW);
iniDef->m1ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M1_THRESH_LOW);
iniDef->m2ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M2_THRESH_LOW);
iniDef->m2CountThrLow = MS(val, AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW);
val = REG_READ(ah, AR_PHY_SFCORR_EXT);
iniDef->m1ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH);
iniDef->m2ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH);
iniDef->m1ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH_LOW);
iniDef->m2ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH_LOW);
iniDef->firstep = REG_READ_FIELD(ah,
AR_PHY_FIND_SIG,
AR_PHY_FIND_SIG_FIRSTEP);
iniDef->firstepLow = REG_READ_FIELD(ah,
AR_PHY_FIND_SIG_LOW,
AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW);
iniDef->cycpwrThr1 = REG_READ_FIELD(ah,
AR_PHY_TIMING5,
AR_PHY_TIMING5_CYCPWR_THR1);
iniDef->cycpwrThr1Ext = REG_READ_FIELD(ah,
AR_PHY_EXT_CCA,
AR_PHY_EXT_CYCPWR_THR1);
/* these levels just got reset to defaults by the INI */
aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG;
aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK;
aniState->cycleCount = 0;
}
void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
{
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@ -1131,6 +1308,7 @@ void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
priv_ops->ani_control = ar9003_hw_ani_control;
priv_ops->do_getnf = ar9003_hw_do_getnf;
priv_ops->loadnf = ar9003_hw_loadnf;
priv_ops->ani_cache_ini_regs = ar9003_hw_ani_cache_ini_regs;
}
void ar9003_hw_bb_watchdog_config(struct ath_hw *ah)

232
drivers/net/wireless/ath/ath9k/ar9003_phy.h
View File

@ -149,6 +149,8 @@
#define AR_PHY_EXT_CCA_THRESH62_S 16
#define AR_PHY_EXT_MINCCA_PWR 0x01FF0000
#define AR_PHY_EXT_MINCCA_PWR_S 16
#define AR_PHY_EXT_CYCPWR_THR1 0x0000FE00L
#define AR_PHY_EXT_CYCPWR_THR1_S 9
#define AR_PHY_TIMING5_CYCPWR_THR1 0x000000FE
#define AR_PHY_TIMING5_CYCPWR_THR1_S 1
#define AR_PHY_TIMING5_CYCPWR_THR1_ENABLE 0x00000001
@ -283,6 +285,12 @@
#define AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ 0x1ffffe00
#define AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ_S 9
#define AR_PHY_MRC_CCK_CTRL (AR_AGC_BASE + 0x1d0)
#define AR_PHY_MRC_CCK_ENABLE 0x00000001
#define AR_PHY_MRC_CCK_ENABLE_S 0
#define AR_PHY_MRC_CCK_MUX_REG 0x00000002
#define AR_PHY_MRC_CCK_MUX_REG_S 1
#define AR_PHY_RX_OCGAIN (AR_AGC_BASE + 0x200)
#define AR_PHY_CCA_NOM_VAL_9300_2GHZ -110
@ -451,7 +459,11 @@
#define AR_PHY_TSTDAC (AR_SM_BASE + 0x168)
#define AR_PHY_CHAN_STATUS (AR_SM_BASE + 0x16c)
#define AR_PHY_CHAN_INFO_MEMORY (AR_SM_BASE + 0x170)
#define AR_PHY_CHAN_INFO_MEMORY (AR_SM_BASE + 0x170)
#define AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ 0x00000008
#define AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ_S 3
#define AR_PHY_CHNINFO_NOISEPWR (AR_SM_BASE + 0x174)
#define AR_PHY_CHNINFO_GAINDIFF (AR_SM_BASE + 0x178)
#define AR_PHY_CHNINFO_FINETIM (AR_SM_BASE + 0x17c)
@ -467,17 +479,63 @@
#define AR_PHY_PWRTX_MAX (AR_SM_BASE + 0x1f0)
#define AR_PHY_POWER_TX_SUB (AR_SM_BASE + 0x1f4)
#define AR_PHY_TPC_4_B0 (AR_SM_BASE + 0x204)
#define AR_PHY_TPC_5_B0 (AR_SM_BASE + 0x208)
#define AR_PHY_TPC_6_B0 (AR_SM_BASE + 0x20c)
#define AR_PHY_TPC_11_B0 (AR_SM_BASE + 0x220)
#define AR_PHY_TPC_18 (AR_SM_BASE + 0x23c)
#define AR_PHY_TPC_19 (AR_SM_BASE + 0x240)
#define AR_PHY_TPC_1 (AR_SM_BASE + 0x1f8)
#define AR_PHY_TPC_1_FORCED_DAC_GAIN 0x0000003e
#define AR_PHY_TPC_1_FORCED_DAC_GAIN_S 1
#define AR_PHY_TPC_1_FORCE_DAC_GAIN 0x00000001
#define AR_PHY_TPC_1_FORCE_DAC_GAIN_S 0
#define AR_PHY_TPC_4_B0 (AR_SM_BASE + 0x204)
#define AR_PHY_TPC_5_B0 (AR_SM_BASE + 0x208)
#define AR_PHY_TPC_6_B0 (AR_SM_BASE + 0x20c)
#define AR_PHY_TPC_11_B0 (AR_SM_BASE + 0x220)
#define AR_PHY_TPC_11_B1 (AR_SM1_BASE + 0x220)
#define AR_PHY_TPC_11_B2 (AR_SM2_BASE + 0x220)
#define AR_PHY_TPC_11_OLPC_GAIN_DELTA 0x00ff0000
#define AR_PHY_TPC_11_OLPC_GAIN_DELTA_S 16
#define AR_PHY_TPC_12 (AR_SM_BASE + 0x224)
#define AR_PHY_TPC_12_DESIRED_SCALE_HT40_5 0x3e000000
#define AR_PHY_TPC_12_DESIRED_SCALE_HT40_5_S 25
#define AR_PHY_TPC_18 (AR_SM_BASE + 0x23c)
#define AR_PHY_TPC_18_THERM_CAL_VALUE 0x000000ff
#define AR_PHY_TPC_18_THERM_CAL_VALUE_S 0
#define AR_PHY_TPC_18_VOLT_CAL_VALUE 0x0000ff00
#define AR_PHY_TPC_18_VOLT_CAL_VALUE_S 8
#define AR_PHY_TPC_19 (AR_SM_BASE + 0x240)
#define AR_PHY_TPC_19_ALPHA_VOLT 0x001f0000
#define AR_PHY_TPC_19_ALPHA_VOLT_S 16
#define AR_PHY_TPC_19_ALPHA_THERM 0xff
#define AR_PHY_TPC_19_ALPHA_THERM_S 0
#define AR_PHY_TX_FORCED_GAIN (AR_SM_BASE + 0x258)
#define AR_PHY_TX_FORCED_GAIN_FORCE_TX_GAIN 0x00000001
#define AR_PHY_TX_FORCED_GAIN_FORCE_TX_GAIN_S 0
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXBB1DBGAIN 0x0000000e
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXBB1DBGAIN_S 1
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXBB6DBGAIN 0x00000030
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXBB6DBGAIN_S 4
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXMXRGAIN 0x000003c0
#define AR_PHY_TX_FORCED_GAIN_FORCED_TXMXRGAIN_S 6
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNA 0x00003c00
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNA_S 10
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNB 0x0003c000
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNB_S 14
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNC 0x003c0000
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNC_S 18
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGND 0x00c00000
#define AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGND_S 22
#define AR_PHY_TX_FORCED_GAIN_FORCED_ENABLE_PAL 0x01000000
#define AR_PHY_TX_FORCED_GAIN_FORCED_ENABLE_PAL_S 24
#define AR_PHY_TX_FORCED_GAIN (AR_SM_BASE + 0x258)
#define AR_PHY_PDADC_TAB_0 (AR_SM_BASE + 0x280)
#define AR_PHY_TXGAIN_TABLE (AR_SM_BASE + 0x300)
#define AR_PHY_TX_IQCAL_CONTROL_1 (AR_SM_BASE + 0x448)
#define AR_PHY_TX_IQCAL_START (AR_SM_BASE + 0x440)
#define AR_PHY_TX_IQCAL_STATUS_B0 (AR_SM_BASE + 0x48c)
@ -490,7 +548,17 @@
#define AR_PHY_ONLY_WARMRESET (AR_SM_BASE + 0x5d0)
#define AR_PHY_ONLY_CTL (AR_SM_BASE + 0x5d4)
#define AR_PHY_ECO_CTRL (AR_SM_BASE + 0x5dc)
#define AR_PHY_BB_THERM_ADC_1 (AR_SM_BASE + 0x248)
#define AR_PHY_BB_THERM_ADC_1 (AR_SM_BASE + 0x248)
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM 0x000000ff
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM_S 0
#define AR_PHY_BB_THERM_ADC_4 (AR_SM_BASE + 0x254)
#define AR_PHY_BB_THERM_ADC_4_LATEST_THERM_VALUE 0x000000ff
#define AR_PHY_BB_THERM_ADC_4_LATEST_THERM_VALUE_S 0
#define AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE 0x0000ff00
#define AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE_S 8
#define AR_PHY_65NM_CH0_SYNTH4 0x1608c
#define AR_PHY_SYNTH4_LONG_SHIFT_SELECT 0x00000002
@ -660,17 +728,9 @@
#define AR_PHY_TX_IQCAL_CORR_COEFF_01_COEFF_TABLE 0x00003fff
#define AR_PHY_TX_IQCAL_CORR_COEFF_01_COEFF_TABLE_S 0
#define AR_PHY_TPC_18_THERM_CAL_VALUE 0xff
#define AR_PHY_TPC_18_THERM_CAL_VALUE_S 0
#define AR_PHY_TPC_19_ALPHA_THERM 0xff
#define AR_PHY_TPC_19_ALPHA_THERM_S 0
#define AR_PHY_65NM_CH0_RXTX4_THERM_ON 0x10000000
#define AR_PHY_65NM_CH0_RXTX4_THERM_ON_S 28
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM 0x000000ff
#define AR_PHY_BB_THERM_ADC_1_INIT_THERM_S 0
/*
* Channel 1 Register Map
*/
@ -842,6 +902,144 @@
#define AR_PHY_WATCHDOG_STATUS_CLR 0x00000008
/*
* PAPRD registers
*/
#define AR_PHY_XPA_TIMING_CTL (AR_SM_BASE + 0x64)
#define AR_PHY_PAPRD_AM2AM (AR_CHAN_BASE + 0xe4)
#define AR_PHY_PAPRD_AM2AM_MASK 0x01ffffff
#define AR_PHY_PAPRD_AM2AM_MASK_S 0
#define AR_PHY_PAPRD_AM2PM (AR_CHAN_BASE + 0xe8)
#define AR_PHY_PAPRD_AM2PM_MASK 0x01ffffff
#define AR_PHY_PAPRD_AM2PM_MASK_S 0
#define AR_PHY_PAPRD_HT40 (AR_CHAN_BASE + 0xec)
#define AR_PHY_PAPRD_HT40_MASK 0x01ffffff
#define AR_PHY_PAPRD_HT40_MASK_S 0
#define AR_PHY_PAPRD_CTRL0_B0 (AR_CHAN_BASE + 0xf0)
#define AR_PHY_PAPRD_CTRL0_B1 (AR_CHAN1_BASE + 0xf0)
#define AR_PHY_PAPRD_CTRL0_B2 (AR_CHAN2_BASE + 0xf0)
#define AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE 0x00000001
#define AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE_S 0
#define AR_PHY_PAPRD_CTRL0_USE_SINGLE_TABLE_MASK 0x00000002
#define AR_PHY_PAPRD_CTRL0_USE_SINGLE_TABLE_MASK_S 1
#define AR_PHY_PAPRD_CTRL0_PAPRD_MAG_THRSH 0xf8000000
#define AR_PHY_PAPRD_CTRL0_PAPRD_MAG_THRSH_S 27
#define AR_PHY_PAPRD_CTRL1_B0 (AR_CHAN_BASE + 0xf4)
#define AR_PHY_PAPRD_CTRL1_B1 (AR_CHAN1_BASE + 0xf4)
#define AR_PHY_PAPRD_CTRL1_B2 (AR_CHAN2_BASE + 0xf4)
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_SCALING_ENA 0x00000001
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_SCALING_ENA_S 0
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2AM_ENABLE 0x00000002
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2AM_ENABLE_S 1
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2PM_ENABLE 0x00000004
#define AR_PHY_PAPRD_CTRL1_ADAPTIVE_AM2PM_ENABLE_S 2
#define AR_PHY_PAPRD_CTRL1_PAPRD_POWER_AT_AM2AM_CAL 0x000001f8
#define AR_PHY_PAPRD_CTRL1_PAPRD_POWER_AT_AM2AM_CAL_S 3
#define AR_PHY_PAPRD_CTRL1_PA_GAIN_SCALE_FACT_MASK 0x0001fe00
#define AR_PHY_PAPRD_CTRL1_PA_GAIN_SCALE_FACT_MASK_S 9
#define AR_PHY_PAPRD_CTRL1_PAPRD_MAG_SCALE_FACT 0x0ffe0000
#define AR_PHY_PAPRD_CTRL1_PAPRD_MAG_SCALE_FACT_S 17
#define AR_PHY_PAPRD_TRAINER_CNTL1 (AR_SM_BASE + 0x490)
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE 0x00000001
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE_S 0
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING 0x0000007e
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING_S 1
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE 0x00000100
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE_S 8
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE 0x00000200
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE_S 9
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE 0x00000400
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE_S 10
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE 0x00000800
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE_S 11
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP 0x0003f000
#define AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP_S 12
#define AR_PHY_PAPRD_TRAINER_CNTL2 (AR_SM_BASE + 0x494)
#define AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN 0xFFFFFFFF
#define AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN_S 0
#define AR_PHY_PAPRD_TRAINER_CNTL3 (AR_SM_BASE + 0x498)
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE 0x0000003f
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE_S 0
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP 0x00000fc0
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP_S 6
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL 0x0001f000
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL_S 12
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES 0x000e0000
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES_S 17
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN 0x00f00000
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN_S 20
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN 0x0f000000
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN_S 24
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE 0x20000000
#define AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE_S 29
#define AR_PHY_PAPRD_TRAINER_CNTL4 (AR_SM_BASE + 0x49c)
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_NUM_TRAIN_SAMPLES 0x03ff0000
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_NUM_TRAIN_SAMPLES_S 16
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA 0x0000f000
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA_S 12
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR 0x00000fff
#define AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR_S 0
#define AR_PHY_PAPRD_PRE_POST_SCALE_0_B0 (AR_CHAN_BASE + 0x100)
#define AR_PHY_PAPRD_PRE_POST_SCALE_1_B0 (AR_CHAN_BASE + 0x104)
#define AR_PHY_PAPRD_PRE_POST_SCALE_2_B0 (AR_CHAN_BASE + 0x108)
#define AR_PHY_PAPRD_PRE_POST_SCALE_3_B0 (AR_CHAN_BASE + 0x10c)
#define AR_PHY_PAPRD_PRE_POST_SCALE_4_B0 (AR_CHAN_BASE + 0x110)
#define AR_PHY_PAPRD_PRE_POST_SCALE_5_B0 (AR_CHAN_BASE + 0x114)
#define AR_PHY_PAPRD_PRE_POST_SCALE_6_B0 (AR_CHAN_BASE + 0x118)
#define AR_PHY_PAPRD_PRE_POST_SCALE_7_B0 (AR_CHAN_BASE + 0x11c)
#define AR_PHY_PAPRD_PRE_POST_SCALING 0x3FFFF
#define AR_PHY_PAPRD_PRE_POST_SCALING_S 0
#define AR_PHY_PAPRD_TRAINER_STAT1 (AR_SM_BASE + 0x4a0)
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE 0x00000001
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE_S 0
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_INCOMPLETE 0x00000002
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_INCOMPLETE_S 1
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_CORR_ERR 0x00000004
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_CORR_ERR_S 2
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_ACTIVE 0x00000008
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_ACTIVE_S 3
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_RX_GAIN_IDX 0x000001f0
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_RX_GAIN_IDX_S 4
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR 0x0001fe00
#define AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR_S 9
#define AR_PHY_PAPRD_TRAINER_STAT2 (AR_SM_BASE + 0x4a4)
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_VAL 0x0000ffff
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_VAL_S 0
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_COARSE_IDX 0x001f0000
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_COARSE_IDX_S 16
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_IDX 0x00600000
#define AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_IDX_S 21
#define AR_PHY_PAPRD_TRAINER_STAT3 (AR_SM_BASE + 0x4a8)
#define AR_PHY_PAPRD_TRAINER_STAT3_PAPRD_TRAIN_SAMPLES_CNT 0x000fffff
#define AR_PHY_PAPRD_TRAINER_STAT3_PAPRD_TRAIN_SAMPLES_CNT_S 0
#define AR_PHY_PAPRD_MEM_TAB_B0 (AR_CHAN_BASE + 0x120)
#define AR_PHY_PAPRD_MEM_TAB_B1 (AR_CHAN1_BASE + 0x120)
#define AR_PHY_PAPRD_MEM_TAB_B2 (AR_CHAN2_BASE + 0x120)
#define AR_PHY_PA_GAIN123_B0 (AR_CHAN_BASE + 0xf8)
#define AR_PHY_PA_GAIN123_B1 (AR_CHAN1_BASE + 0xf8)
#define AR_PHY_PA_GAIN123_B2 (AR_CHAN2_BASE + 0xf8)
#define AR_PHY_PA_GAIN123_PA_GAIN1 0x3FF
#define AR_PHY_PA_GAIN123_PA_GAIN1_S 0
#define AR_PHY_POWERTX_RATE5 (AR_SM_BASE + 0x1d0)
#define AR_PHY_POWERTX_RATE5_POWERTXHT20_0 0x3F
#define AR_PHY_POWERTX_RATE5_POWERTXHT20_0_S 0
void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
#endif /* AR9003_PHY_H */

21
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -20,6 +20,7 @@
#include <linux/etherdevice.h>
#include <linux/device.h>
#include <linux/leds.h>
#include <linux/completion.h>
#include "debug.h"
#include "common.h"
@ -194,6 +195,7 @@ enum ATH_AGGR_STATUS {
#define ATH_TXFIFO_DEPTH 8
struct ath_txq {
int axq_class;
u32 axq_qnum;
u32 *axq_link;
struct list_head axq_q;
@ -206,7 +208,6 @@ struct ath_txq {
struct list_head txq_fifo_pending;
u8 txq_headidx;
u8 txq_tailidx;
int pending_frames;
};
struct ath_atx_ac {
@ -224,6 +225,7 @@ struct ath_buf_state {
int bfs_tidno;
int bfs_retries;
u8 bf_type;
u8 bfs_paprd;
u32 bfs_keyix;
enum ath9k_key_type bfs_keytype;
};
@ -244,7 +246,6 @@ struct ath_buf {
struct ath_buf_state bf_state;
dma_addr_t bf_dmacontext;
struct ath_wiphy *aphy;
struct ath_txq *txq;
};
struct ath_atx_tid {
@ -281,6 +282,7 @@ struct ath_tx_control {
struct ath_txq *txq;
int if_id;
enum ath9k_internal_frame_type frame_type;
u8 paprd;
};
#define ATH_TX_ERROR 0x01
@ -290,11 +292,12 @@ struct ath_tx_control {
struct ath_tx {
u16 seq_no;
u32 txqsetup;
int hwq_map[ATH9K_WME_AC_VO+1];
int hwq_map[WME_NUM_AC];
spinlock_t txbuflock;
struct list_head txbuf;
struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
struct ath_descdma txdma;
int pending_frames[WME_NUM_AC];
};
struct ath_rx_edma {
@ -417,10 +420,12 @@ int ath_beaconq_config(struct ath_softc *sc);
#define ATH_STA_SHORT_CALINTERVAL 1000 /* 1 second */
#define ATH_AP_SHORT_CALINTERVAL 100 /* 100 ms */
#define ATH_ANI_POLLINTERVAL 100 /* 100 ms */
#define ATH_ANI_POLLINTERVAL_OLD 100 /* 100 ms */
#define ATH_ANI_POLLINTERVAL_NEW 1000 /* 1000 ms */
#define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */
#define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */
void ath_paprd_calibrate(struct work_struct *work);
void ath_ani_calibrate(unsigned long data);
/**********/
@ -552,6 +557,9 @@ struct ath_softc {
spinlock_t sc_serial_rw;
spinlock_t sc_pm_lock;
struct mutex mutex;
struct work_struct paprd_work;
struct completion paprd_complete;
int paprd_txok;
u32 intrstatus;
u32 sc_flags; /* SC_OP_* */
@ -610,7 +618,6 @@ struct ath_wiphy {
void ath9k_tasklet(unsigned long data);
int ath_reset(struct ath_softc *sc, bool retry_tx);
int ath_get_hal_qnum(u16 queue, struct ath_softc *sc);
int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc);
int ath_cabq_update(struct ath_softc *);
@ -626,8 +633,6 @@ irqreturn_t ath_isr(int irq, void *dev);
int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
const struct ath_bus_ops *bus_ops);
void ath9k_deinit_device(struct ath_softc *sc);
const char *ath_mac_bb_name(u32 mac_bb_version);
const char *ath_rf_name(u16 rf_version);
void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw);
void ath9k_update_ichannel(struct ath_softc *sc, struct ieee80211_hw *hw,
struct ath9k_channel *ichan);
@ -678,8 +683,6 @@ void ath9k_set_wiphy_idle(struct ath_wiphy *aphy, bool idle);
void ath_mac80211_stop_queue(struct ath_softc *sc, u16 skb_queue);
void ath_mac80211_start_queue(struct ath_softc *sc, u16 skb_queue);
int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype);
void ath_start_rfkill_poll(struct ath_softc *sc);
extern void ath9k_rfkill_poll_state(struct ieee80211_hw *hw);

3
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -38,8 +38,7 @@ int ath_beaconq_config(struct ath_softc *sc)
qi.tqi_cwmax = 0;
} else {
/* Adhoc mode; important thing is to use 2x cwmin. */
qnum = ath_tx_get_qnum(sc, ATH9K_TX_QUEUE_DATA,
ATH9K_WME_AC_BE);
qnum = sc->tx.hwq_map[WME_AC_BE];
ath9k_hw_get_txq_props(ah, qnum, &qi_be);
qi.tqi_aifs = qi_be.tqi_aifs;
qi.tqi_cwmin = 4*qi_be.tqi_cwmin;

12
drivers/net/wireless/ath/ath9k/debug.c
View File

@ -630,10 +630,10 @@ static const struct file_operations fops_wiphy = {
do { \
len += snprintf(buf + len, size - len, \
"%s%13u%11u%10u%10u\n", str, \
sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BE]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BK]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VI]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VO]].elem); \
sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_BE]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_BK]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_VI]].elem, \
sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_VO]].elem); \
} while(0)
static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
@ -956,6 +956,10 @@ int ath9k_init_debug(struct ath_hw *ah)
sc->debug.debugfs_phy, sc, &fops_regval))
goto err;
if (!debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, &ah->config.cwm_ignore_extcca))
goto err;
sc->debug.regidx = 0;
return 0;
err:

3
drivers/net/wireless/ath/ath9k/eeprom.h
View File

@ -263,7 +263,8 @@ enum eeprom_param {
EEP_PWR_TABLE_OFFSET,
EEP_DRIVE_STRENGTH,
EEP_INTERNAL_REGULATOR,
EEP_SWREG
EEP_SWREG,
EEP_PAPRD,
};
enum ar5416_rates {

25
drivers/net/wireless/ath/ath9k/htc.h
View File

@ -223,15 +223,6 @@ struct ath9k_htc_sta {
enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
};
struct ath9k_htc_aggr_work {
u16 tid;
u8 sta_addr[ETH_ALEN];
struct ieee80211_hw *hw;
struct ieee80211_vif *vif;
enum ieee80211_ampdu_mlme_action action;
struct mutex mutex;
};
#define ATH9K_HTC_RXBUF 256
#define HTC_RX_FRAME_HEADER_SIZE 40
@ -331,11 +322,10 @@ struct htc_beacon_config {
#define OP_LED_ON BIT(4)
#define OP_PREAMBLE_SHORT BIT(5)
#define OP_PROTECT_ENABLE BIT(6)
#define OP_TXAGGR BIT(7)
#define OP_ASSOCIATED BIT(8)
#define OP_ENABLE_BEACON BIT(9)
#define OP_LED_DEINIT BIT(10)
#define OP_UNPLUGGED BIT(11)
#define OP_ASSOCIATED BIT(7)
#define OP_ENABLE_BEACON BIT(8)
#define OP_LED_DEINIT BIT(9)
#define OP_UNPLUGGED BIT(10)
struct ath9k_htc_priv {
struct device *dev;
@ -376,8 +366,6 @@ struct ath9k_htc_priv {
struct ath9k_htc_rx rx;
struct tasklet_struct tx_tasklet;
struct sk_buff_head tx_queue;
struct ath9k_htc_aggr_work aggr_work;
struct delayed_work ath9k_aggr_work;
struct delayed_work ath9k_ani_work;
struct work_struct ps_work;
@ -398,7 +386,7 @@ struct ath9k_htc_priv {
int beaconq;
int cabq;
int hwq_map[ATH9K_WME_AC_VO+1];
int hwq_map[WME_NUM_AC];
#ifdef CONFIG_ATH9K_HTC_DEBUGFS
struct ath9k_debug debug;
@ -431,8 +419,7 @@ int ath9k_tx_init(struct ath9k_htc_priv *priv);
void ath9k_tx_tasklet(unsigned long data);
int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb);
void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
enum ath9k_tx_queue_subtype qtype);
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype);
int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
int get_hw_qnum(u16 queue, int *hwq_map);
int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,

2
drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
View File

@ -227,7 +227,7 @@ void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv)
{
struct ath_hw *ah = priv->ah;
struct ath9k_tx_queue_info qi, qi_be;
int qnum = priv->hwq_map[ATH9K_WME_AC_BE];
int qnum = priv->hwq_map[WME_AC_BE];
memset(&qi, 0, sizeof(struct ath9k_tx_queue_info));
memset(&qi_be, 0, sizeof(struct ath9k_tx_queue_info));

41
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View File

@ -521,23 +521,23 @@ static int ath9k_init_queues(struct ath9k_htc_priv *priv)
goto err;
}
if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_BE)) {
if (!ath9k_htc_txq_setup(priv, WME_AC_BE)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_BK)) {
if (!ath9k_htc_txq_setup(priv, WME_AC_BK)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BK traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_VI)) {
if (!ath9k_htc_txq_setup(priv, WME_AC_VI)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VI traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_VO)) {
if (!ath9k_htc_txq_setup(priv, WME_AC_VO)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VO traffic\n");
goto err;
@ -569,36 +569,6 @@ static void ath9k_init_crypto(struct ath9k_htc_priv *priv)
*/
for (i = 0; i < common->keymax; i++)
ath9k_hw_keyreset(priv->ah, (u16) i);
if (ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)) {
/*
* Whether we should enable h/w TKIP MIC.
* XXX: if we don't support WME TKIP MIC, then we wouldn't
* report WMM capable, so it's always safe to turn on
* TKIP MIC in this case.
*/
ath9k_hw_setcapability(priv->ah, ATH9K_CAP_TKIP_MIC, 0, 1, NULL);
}
/*
* Check whether the separate key cache entries
* are required to handle both tx+rx MIC keys.
* With split mic keys the number of stations is limited
* to 27 otherwise 59.
*/
if (ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)
&& ath9k_hw_getcapability(priv->ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_MIC, NULL)
&& ath9k_hw_getcapability(priv->ah, ATH9K_CAP_TKIP_SPLIT,
0, NULL))
common->splitmic = 1;
/* turn on mcast key search if possible */
if (!ath9k_hw_getcapability(priv->ah, ATH9K_CAP_MCAST_KEYSRCH, 0, NULL))
(void)ath9k_hw_setcapability(priv->ah, ATH9K_CAP_MCAST_KEYSRCH,
1, 1, NULL);
}
static void ath9k_init_channels_rates(struct ath9k_htc_priv *priv)
@ -636,7 +606,6 @@ static void ath9k_init_misc(struct ath9k_htc_priv *priv)
if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK)
memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
priv->op_flags |= OP_TXAGGR;
priv->ah->opmode = NL80211_IFTYPE_STATION;
}
@ -668,14 +637,12 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, u16 devid)
spin_lock_init(&priv->beacon_lock);
spin_lock_init(&priv->tx_lock);
mutex_init(&priv->mutex);
mutex_init(&priv->aggr_work.mutex);
mutex_init(&priv->htc_pm_lock);
tasklet_init(&priv->wmi_tasklet, ath9k_wmi_tasklet,
(unsigned long)priv);
tasklet_init(&priv->rx_tasklet, ath9k_rx_tasklet,
(unsigned long)priv);
tasklet_init(&priv->tx_tasklet, ath9k_tx_tasklet, (unsigned long)priv);
INIT_DELAYED_WORK(&priv->ath9k_aggr_work, ath9k_htc_aggr_work);
INIT_DELAYED_WORK(&priv->ath9k_ani_work, ath9k_ani_work);
INIT_WORK(&priv->ps_work, ath9k_ps_work);

106
drivers/net/wireless/ath/ath9k/htc_drv_main.c
View File

@ -27,13 +27,11 @@ static struct dentry *ath9k_debugfs_root;
static void ath_update_txpow(struct ath9k_htc_priv *priv)
{
struct ath_hw *ah = priv->ah;
u32 txpow;
if (priv->curtxpow != priv->txpowlimit) {
ath9k_hw_set_txpowerlimit(ah, priv->txpowlimit);
/* read back in case value is clamped */
ath9k_hw_getcapability(ah, ATH9K_CAP_TXPOW, 1, &txpow);
priv->curtxpow = txpow;
priv->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
}
}
@ -364,11 +362,8 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv,
trate->rates.ht_rates.rs_nrates = j;
caps = WLAN_RC_HT_FLAG;
if (priv->ah->caps.tx_chainmask != 1 &&
ath9k_hw_getcapability(priv->ah, ATH9K_CAP_DS, 0, NULL)) {
if (sta->ht_cap.mcs.rx_mask[1])
caps |= WLAN_RC_DS_FLAG;
}
if (sta->ht_cap.mcs.rx_mask[1])
caps |= WLAN_RC_DS_FLAG;
if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
caps |= WLAN_RC_40_FLAG;
if (conf_is_ht40(&priv->hw->conf) &&
@ -443,13 +438,13 @@ static void ath9k_htc_update_rate(struct ath9k_htc_priv *priv,
bss_conf->bssid, be32_to_cpu(trate.capflags));
}
static int ath9k_htc_aggr_oper(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif,
u8 *sta_addr, u8 tid, bool oper)
int ath9k_htc_tx_aggr_oper(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_ampdu_mlme_action action, u16 tid)
{
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_htc_target_aggr aggr;
struct ieee80211_sta *sta = NULL;
struct ath9k_htc_sta *ista;
int ret = 0;
u8 cmd_rsp;
@ -458,74 +453,30 @@ static int ath9k_htc_aggr_oper(struct ath9k_htc_priv *priv,
return -EINVAL;
memset(&aggr, 0, sizeof(struct ath9k_htc_target_aggr));
rcu_read_lock();
/* Check if we are able to retrieve the station */
sta = ieee80211_find_sta(vif, sta_addr);
if (!sta) {
rcu_read_unlock();
return -EINVAL;
}
ista = (struct ath9k_htc_sta *) sta->drv_priv;
if (oper)
ista->tid_state[tid] = AGGR_START;
else
ista->tid_state[tid] = AGGR_STOP;
aggr.sta_index = ista->index;
rcu_read_unlock();
aggr.tidno = tid;
aggr.aggr_enable = oper;
aggr.tidno = tid & 0xf;
aggr.aggr_enable = (action == IEEE80211_AMPDU_TX_START) ? true : false;
WMI_CMD_BUF(WMI_TX_AGGR_ENABLE_CMDID, &aggr);
if (ret)
ath_print(common, ATH_DBG_CONFIG,
"Unable to %s TX aggregation for (%pM, %d)\n",
(oper) ? "start" : "stop", sta->addr, tid);
(aggr.aggr_enable) ? "start" : "stop", sta->addr, tid);
else
ath_print(common, ATH_DBG_CONFIG,
"%s aggregation for (%pM, %d)\n",
(oper) ? "Starting" : "Stopping", sta->addr, tid);
"%s TX aggregation for (%pM, %d)\n",
(aggr.aggr_enable) ? "Starting" : "Stopping",
sta->addr, tid);
spin_lock_bh(&priv->tx_lock);
ista->tid_state[tid] = (aggr.aggr_enable && !ret) ? AGGR_START : AGGR_STOP;
spin_unlock_bh(&priv->tx_lock);
return ret;
}
void ath9k_htc_aggr_work(struct work_struct *work)
{
int ret = 0;
struct ath9k_htc_priv *priv =
container_of(work, struct ath9k_htc_priv,
ath9k_aggr_work.work);
struct ath9k_htc_aggr_work *wk = &priv->aggr_work;
mutex_lock(&wk->mutex);
switch (wk->action) {
case IEEE80211_AMPDU_TX_START:
ret = ath9k_htc_aggr_oper(priv, wk->vif, wk->sta_addr,
wk->tid, true);
if (!ret)
ieee80211_start_tx_ba_cb(wk->vif, wk->sta_addr,
wk->tid);
break;
case IEEE80211_AMPDU_TX_STOP:
ath9k_htc_aggr_oper(priv, wk->vif, wk->sta_addr,
wk->tid, false);
ieee80211_stop_tx_ba_cb(wk->vif, wk->sta_addr, wk->tid);
break;
default:
ath_print(ath9k_hw_common(priv->ah), ATH_DBG_FATAL,
"Unknown AMPDU action\n");
}
mutex_unlock(&wk->mutex);
}
/*********/
/* DEBUG */
/*********/
@ -1271,7 +1222,6 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
/* Cancel all the running timers/work .. */
cancel_work_sync(&priv->ps_work);
cancel_delayed_work_sync(&priv->ath9k_ani_work);
cancel_delayed_work_sync(&priv->ath9k_aggr_work);
cancel_delayed_work_sync(&priv->ath9k_led_blink_work);
ath9k_led_stop_brightness(priv);
@ -1590,7 +1540,7 @@ static int ath9k_htc_conf_tx(struct ieee80211_hw *hw, u16 queue,
}
if ((priv->ah->opmode == NL80211_IFTYPE_ADHOC) &&
(qnum == priv->hwq_map[ATH9K_WME_AC_BE]))
(qnum == priv->hwq_map[WME_AC_BE]))
ath9k_htc_beaconq_config(priv);
out:
ath9k_htc_ps_restore(priv);
@ -1772,8 +1722,8 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw,
u16 tid, u16 *ssn)
{
struct ath9k_htc_priv *priv = hw->priv;
struct ath9k_htc_aggr_work *work = &priv->aggr_work;
struct ath9k_htc_sta *ista;
int ret = 0;
switch (action) {
case IEEE80211_AMPDU_RX_START:
@ -1781,26 +1731,26 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw,
case IEEE80211_AMPDU_RX_STOP:
break;
case IEEE80211_AMPDU_TX_START:
ret = ath9k_htc_tx_aggr_oper(priv, vif, sta, action, tid);
if (!ret)
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP:
if (!(priv->op_flags & OP_TXAGGR))
return -ENOTSUPP;
memcpy(work->sta_addr, sta->addr, ETH_ALEN);
work->hw = hw;
work->vif = vif;
work->action = action;
work->tid = tid;
ieee80211_queue_delayed_work(hw, &priv->ath9k_aggr_work, 0);
ath9k_htc_tx_aggr_oper(priv, vif, sta, action, tid);
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
ista = (struct ath9k_htc_sta *) sta->drv_priv;
spin_lock_bh(&priv->tx_lock);
ista->tid_state[tid] = AGGR_OPERATIONAL;
spin_unlock_bh(&priv->tx_lock);
break;
default:
ath_print(ath9k_hw_common(priv->ah), ATH_DBG_FATAL,
"Unknown AMPDU action\n");
}
return 0;
return ret;
}
static void ath9k_htc_sw_scan_start(struct ieee80211_hw *hw)

39
drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
View File

@ -34,15 +34,15 @@ int get_hw_qnum(u16 queue, int *hwq_map)
{
switch (queue) {
case 0:
return hwq_map[ATH9K_WME_AC_VO];
return hwq_map[WME_AC_VO];
case 1:
return hwq_map[ATH9K_WME_AC_VI];
return hwq_map[WME_AC_VI];
case 2:
return hwq_map[ATH9K_WME_AC_BE];
return hwq_map[WME_AC_BE];
case 3:
return hwq_map[ATH9K_WME_AC_BK];
return hwq_map[WME_AC_BK];
default:
return hwq_map[ATH9K_WME_AC_BE];
return hwq_map[WME_AC_BE];
}
}
@ -187,6 +187,19 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
return htc_send(priv->htc, skb, epid, &tx_ctl);
}
static bool ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,
struct ath9k_htc_sta *ista, u8 tid)
{
bool ret = false;
spin_lock_bh(&priv->tx_lock);
if ((tid < ATH9K_HTC_MAX_TID) && (ista->tid_state[tid] == AGGR_STOP))
ret = true;
spin_unlock_bh(&priv->tx_lock);
return ret;
}
void ath9k_tx_tasklet(unsigned long data)
{
struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)data;
@ -216,8 +229,7 @@ void ath9k_tx_tasklet(unsigned long data)
/* Check if we need to start aggregation */
if (sta && conf_is_ht(&priv->hw->conf) &&
(priv->op_flags & OP_TXAGGR)
&& !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
!(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
if (ieee80211_is_data_qos(fc)) {
u8 *qc, tid;
struct ath9k_htc_sta *ista;
@ -226,10 +238,11 @@ void ath9k_tx_tasklet(unsigned long data)
tid = qc[0] & 0xf;
ista = (struct ath9k_htc_sta *)sta->drv_priv;
if ((tid < ATH9K_HTC_MAX_TID) &&
ista->tid_state[tid] == AGGR_STOP) {
if (ath9k_htc_check_tx_aggr(priv, ista, tid)) {
ieee80211_start_tx_ba_session(sta, tid);
spin_lock_bh(&priv->tx_lock);
ista->tid_state[tid] = AGGR_PROGRESS;
spin_unlock_bh(&priv->tx_lock);
}
}
}
@ -297,8 +310,7 @@ void ath9k_tx_cleanup(struct ath9k_htc_priv *priv)
}
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
enum ath9k_tx_queue_subtype subtype)
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype)
{
struct ath_hw *ah = priv->ah;
struct ath_common *common = ath9k_hw_common(ah);
@ -404,9 +416,6 @@ static void ath9k_htc_opmode_init(struct ath9k_htc_priv *priv)
/* configure operational mode */
ath9k_hw_setopmode(ah);
/* Handle any link-level address change. */
ath9k_hw_setmac(ah, common->macaddr);
/* calculate and install multicast filter */
mfilt[0] = mfilt[1] = ~0;
ath9k_hw_setmcastfilter(ah, mfilt[0], mfilt[1]);
@ -416,7 +425,7 @@ void ath9k_host_rx_init(struct ath9k_htc_priv *priv)
{
ath9k_hw_rxena(priv->ah);
ath9k_htc_opmode_init(priv);
ath9k_hw_startpcureceive(priv->ah);
ath9k_hw_startpcureceive(priv->ah, (priv->op_flags & OP_SCANNING));
priv->rx.last_rssi = ATH_RSSI_DUMMY_MARKER;
}

16
drivers/net/wireless/ath/ath9k/hw-ops.h
View File

@ -128,6 +128,17 @@ static inline void ath9k_hw_set11n_virtualmorefrag(struct ath_hw *ah, void *ds,
ath9k_hw_ops(ah)->set11n_virtualmorefrag(ah, ds, vmf);
}
static inline void ath9k_hw_procmibevent(struct ath_hw *ah)
{
ath9k_hw_ops(ah)->ani_proc_mib_event(ah);
}
static inline void ath9k_hw_ani_monitor(struct ath_hw *ah,
struct ath9k_channel *chan)
{
ath9k_hw_ops(ah)->ani_monitor(ah, chan);
}
/* Private hardware call ops */
/* PHY ops */
@ -277,4 +288,9 @@ static inline bool ath9k_hw_iscal_supported(struct ath_hw *ah,
return ath9k_hw_private_ops(ah)->iscal_supported(ah, calType);
}
static inline void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning)
{
ath9k_hw_private_ops(ah)->ani_reset(ah, is_scanning);
}
#endif /* ATH9K_HW_OPS_H */

144
drivers/net/wireless/ath/ath9k/hw.c
View File

@ -23,11 +23,6 @@
#include "rc.h"
#include "ar9003_mac.h"
#define ATH9K_CLOCK_RATE_CCK 22
#define ATH9K_CLOCK_RATE_5GHZ_OFDM 40
#define ATH9K_CLOCK_RATE_2GHZ_OFDM 44
#define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type);
MODULE_AUTHOR("Atheros Communications");
@ -80,6 +75,15 @@ static void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah)
ath9k_hw_private_ops(ah)->init_mode_gain_regs(ah);
}
static void ath9k_hw_ani_cache_ini_regs(struct ath_hw *ah)
{
/* You will not have this callback if using the old ANI */
if (!ath9k_hw_private_ops(ah)->ani_cache_ini_regs)
return;
ath9k_hw_private_ops(ah)->ani_cache_ini_regs(ah);
}
/********************/
/* Helper Functions */
/********************/
@ -371,13 +375,7 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
ah->config.ofdm_trig_high = 500;
ah->config.cck_trig_high = 200;
ah->config.cck_trig_low = 100;
/*
* For now ANI is disabled for AR9003, it is still
* being tested.
*/
if (!AR_SREV_9300_20_OR_LATER(ah))
ah->config.enable_ani = 1;
ah->config.enable_ani = true;
for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
ah->config.spurchans[i][0] = AR_NO_SPUR;
@ -427,7 +425,9 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
ah->ah_flags = AH_USE_EEPROM;
ah->atim_window = 0;
ah->sta_id1_defaults = AR_STA_ID1_CRPT_MIC_ENABLE;
ah->sta_id1_defaults =
AR_STA_ID1_CRPT_MIC_ENABLE |
AR_STA_ID1_MCAST_KSRCH;
ah->beacon_interval = 100;
ah->enable_32kHz_clock = DONT_USE_32KHZ;
ah->slottime = (u32) -1;
@ -565,6 +565,8 @@ static int __ath9k_hw_init(struct ath_hw *ah)
ah->ani_function = ATH9K_ANI_ALL;
if (AR_SREV_9280_10_OR_LATER(ah) && !AR_SREV_9300_20_OR_LATER(ah))
ah->ani_function &= ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL;
if (!AR_SREV_9300_20_OR_LATER(ah))
ah->ani_function &= ~ATH9K_ANI_MRC_CCK;
ath9k_hw_init_mode_regs(ah);
@ -1365,6 +1367,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
ath9k_hw_resettxqueue(ah, i);
ath9k_hw_init_interrupt_masks(ah, ah->opmode);
ath9k_hw_ani_cache_ini_regs(ah);
ath9k_hw_init_qos(ah);
if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
@ -2234,6 +2237,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
pCap->rx_status_len = sizeof(struct ar9003_rxs);
pCap->tx_desc_len = sizeof(struct ar9003_txc);
pCap->txs_len = sizeof(struct ar9003_txs);
if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;
} else {
pCap->tx_desc_len = sizeof(struct ath_desc);
if (AR_SREV_9280_20(ah) &&
@ -2252,98 +2257,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
return 0;
}
bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
u32 capability, u32 *result)
{
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
switch (type) {
case ATH9K_CAP_CIPHER:
switch (capability) {
case ATH9K_CIPHER_AES_CCM:
case ATH9K_CIPHER_AES_OCB:
case ATH9K_CIPHER_TKIP:
case ATH9K_CIPHER_WEP:
case ATH9K_CIPHER_MIC:
case ATH9K_CIPHER_CLR:
return true;
default:
return false;
}
case ATH9K_CAP_TKIP_MIC:
switch (capability) {
case 0:
return true;
case 1:
return (ah->sta_id1_defaults &
AR_STA_ID1_CRPT_MIC_ENABLE) ? true :
false;
}
case ATH9K_CAP_TKIP_SPLIT:
return (ah->misc_mode & AR_PCU_MIC_NEW_LOC_ENA) ?
false : true;
case ATH9K_CAP_MCAST_KEYSRCH:
switch (capability) {
case 0:
return true;
case 1:
if (REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_ADHOC) {
return false;
} else {
return (ah->sta_id1_defaults &
AR_STA_ID1_MCAST_KSRCH) ? true :
false;
}
}
return false;
case ATH9K_CAP_TXPOW:
switch (capability) {
case 0:
return 0;
case 1:
*result = regulatory->power_limit;
return 0;
case 2:
*result = regulatory->max_power_level;
return 0;
case 3:
*result = regulatory->tp_scale;
return 0;
}
return false;
case ATH9K_CAP_DS:
return (AR_SREV_9280_20_OR_LATER(ah) &&
(ah->eep_ops->get_eeprom(ah, EEP_RC_CHAIN_MASK) == 1))
? false : true;
default:
return false;
}
}
EXPORT_SYMBOL(ath9k_hw_getcapability);
bool ath9k_hw_setcapability(struct ath_hw *ah, enum ath9k_capability_type type,
u32 capability, u32 setting, int *status)
{
switch (type) {
case ATH9K_CAP_TKIP_MIC:
if (setting)
ah->sta_id1_defaults |=
AR_STA_ID1_CRPT_MIC_ENABLE;
else
ah->sta_id1_defaults &=
~AR_STA_ID1_CRPT_MIC_ENABLE;
return true;
case ATH9K_CAP_MCAST_KEYSRCH:
if (setting)
ah->sta_id1_defaults |= AR_STA_ID1_MCAST_KSRCH;
else
ah->sta_id1_defaults &= ~AR_STA_ID1_MCAST_KSRCH;
return true;
default:
return false;
}
}
EXPORT_SYMBOL(ath9k_hw_setcapability);
/****************************/
/* GPIO / RFKILL / Antennae */
/****************************/
@ -2537,12 +2450,6 @@ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit)
}
EXPORT_SYMBOL(ath9k_hw_set_txpowerlimit);
void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac)
{
memcpy(ath9k_hw_common(ah)->macaddr, mac, ETH_ALEN);
}
EXPORT_SYMBOL(ath9k_hw_setmac);
void ath9k_hw_setopmode(struct ath_hw *ah)
{
ath9k_hw_set_operating_mode(ah, ah->opmode);
@ -2615,21 +2522,6 @@ void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting)
}
EXPORT_SYMBOL(ath9k_hw_set_tsfadjust);
/*
* Extend 15-bit time stamp from rx descriptor to
* a full 64-bit TSF using the current h/w TSF.
*/
u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp)
{
u64 tsf;
tsf = ath9k_hw_gettsf64(ah);
if ((tsf & 0x7fff) < rstamp)
tsf -= 0x8000;
return (tsf & ~0x7fff) | rstamp;
}
EXPORT_SYMBOL(ath9k_hw_extend_tsf);
void ath9k_hw_set11nmac2040(struct ath_hw *ah)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;

77
drivers/net/wireless/ath/ath9k/hw.h
View File

@ -158,6 +158,9 @@
#define ATH9K_HW_RX_HP_QDEPTH 16
#define ATH9K_HW_RX_LP_QDEPTH 128
#define PAPRD_GAIN_TABLE_ENTRIES 32
#define PAPRD_TABLE_SZ 24
enum ath_ini_subsys {
ATH_INI_PRE = 0,
ATH_INI_CORE,
@ -200,15 +203,7 @@ enum ath9k_hw_caps {
ATH9K_HW_CAP_LDPC = BIT(19),
ATH9K_HW_CAP_FASTCLOCK = BIT(20),
ATH9K_HW_CAP_SGI_20 = BIT(21),
};
enum ath9k_capability_type {
ATH9K_CAP_CIPHER = 0,
ATH9K_CAP_TKIP_MIC,
ATH9K_CAP_TKIP_SPLIT,
ATH9K_CAP_TXPOW,
ATH9K_CAP_MCAST_KEYSRCH,
ATH9K_CAP_DS
ATH9K_HW_CAP_PAPRD = BIT(22),
};
struct ath9k_hw_capabilities {
@ -238,7 +233,7 @@ struct ath9k_ops_config {
int sw_beacon_response_time;
int additional_swba_backoff;
int ack_6mb;
int cwm_ignore_extcca;
u32 cwm_ignore_extcca;
u8 pcie_powersave_enable;
u8 pcie_clock_req;
u32 pcie_waen;
@ -266,6 +261,7 @@ struct ath9k_ops_config {
int spurmode;
u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
u8 max_txtrig_level;
u16 ani_poll_interval; /* ANI poll interval in ms */
};
enum ath9k_int {
@ -359,6 +355,9 @@ struct ath9k_channel {
int8_t iCoff;
int8_t qCoff;
int16_t rawNoiseFloor;
bool paprd_done;
u16 small_signal_gain[AR9300_MAX_CHAINS];
u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
};
#define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
@ -511,6 +510,17 @@ struct ath_gen_timer_table {
* @setup_calibration: set up calibration
* @iscal_supported: used to query if a type of calibration is supported
* @loadnf: load noise floor read from each chain on the CCA registers
*
* @ani_reset: reset ANI parameters to default values
* @ani_lower_immunity: lower the noise immunity level. The level controls
* the power-based packet detection on hardware. If a power jump is
* detected the adapter takes it as an indication that a packet has
* arrived. The level ranges from 0-5. Each level corresponds to a
* few dB more of noise immunity. If you have a strong time-varying
* interference that is causing false detections (OFDM timing errors or
* CCK timing errors) the level can be increased.
* @ani_cache_ini_regs: cache the values for ANI from the initial
* register settings through the register initialization.
*/
struct ath_hw_private_ops {
/* Calibration ops */
@ -554,6 +564,11 @@ struct ath_hw_private_ops {
int param);
void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
void (*loadnf)(struct ath_hw *ah, struct ath9k_channel *chan);
/* ANI */
void (*ani_reset)(struct ath_hw *ah, bool is_scanning);
void (*ani_lower_immunity)(struct ath_hw *ah);
void (*ani_cache_ini_regs)(struct ath_hw *ah);
};
/**
@ -564,6 +579,11 @@ struct ath_hw_private_ops {
*
* @config_pci_powersave:
* @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
*
* @ani_proc_mib_event: process MIB events, this would happen upon specific ANI
* thresholds being reached or having overflowed.
* @ani_monitor: called periodically by the core driver to collect
* MIB stats and adjust ANI if specific thresholds have been reached.
*/
struct ath_hw_ops {
void (*config_pci_powersave)(struct ath_hw *ah,
@ -604,6 +624,9 @@ struct ath_hw_ops {
u32 burstDuration);
void (*set11n_virtualmorefrag)(struct ath_hw *ah, void *ds,
u32 vmf);
void (*ani_proc_mib_event)(struct ath_hw *ah);
void (*ani_monitor)(struct ath_hw *ah, struct ath9k_channel *chan);
};
struct ath_hw {
@ -793,6 +816,9 @@ struct ath_hw {
u32 bb_watchdog_last_status;
u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
};
static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
@ -822,10 +848,6 @@ int ath9k_hw_init(struct ath_hw *ah);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
bool bChannelChange);
int ath9k_hw_fill_cap_info(struct ath_hw *ah);
bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
u32 capability, u32 *result);
bool ath9k_hw_setcapability(struct ath_hw *ah, enum ath9k_capability_type type,
u32 capability, u32 setting, int *status);
u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
/* Key Cache Management */
@ -860,7 +882,6 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
bool ath9k_hw_phy_disable(struct ath_hw *ah);
bool ath9k_hw_disable(struct ath_hw *ah);
void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit);
void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac);
void ath9k_hw_setopmode(struct ath_hw *ah);
void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
void ath9k_hw_setbssidmask(struct ath_hw *ah);
@ -869,7 +890,6 @@ u64 ath9k_hw_gettsf64(struct ath_hw *ah);
void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
void ath9k_hw_reset_tsf(struct ath_hw *ah);
void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp);
void ath9k_hw_init_global_settings(struct ath_hw *ah);
void ath9k_hw_set11nmac2040(struct ath_hw *ah);
void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
@ -922,6 +942,15 @@ void ar9003_hw_set_nf_limits(struct ath_hw *ah);
void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
void ar9003_paprd_enable(struct ath_hw *ah, bool val);
void ar9003_paprd_populate_single_table(struct ath_hw *ah,
struct ath9k_channel *chan, int chain);
int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
int chain);
int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
int ar9003_paprd_init_table(struct ath_hw *ah);
bool ar9003_paprd_is_done(struct ath_hw *ah);
void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains);
/* Hardware family op attach helpers */
void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
@ -934,8 +963,24 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
void ar9002_hw_attach_ops(struct ath_hw *ah);
void ar9003_hw_attach_ops(struct ath_hw *ah);
/*
* ANI work can be shared between all families but a next
* generation implementation of ANI will be used only for AR9003 only
* for now as the other families still need to be tested with the same
* next generation ANI. Feel free to start testing it though for the
* older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani.
*/
extern int modparam_force_new_ani;
void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah);
void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah);
#define ATH_PCIE_CAP_LINK_CTRL 0x70
#define ATH_PCIE_CAP_LINK_L0S 1
#define ATH_PCIE_CAP_LINK_L1 2
#define ATH9K_CLOCK_RATE_CCK 22
#define ATH9K_CLOCK_RATE_5GHZ_OFDM 40
#define ATH9K_CLOCK_RATE_2GHZ_OFDM 44
#define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
#endif

35
drivers/net/wireless/ath/ath9k/init.c
View File

@ -379,36 +379,14 @@ static void ath9k_init_crypto(struct ath_softc *sc)
for (i = 0; i < common->keymax; i++)
ath9k_hw_keyreset(sc->sc_ah, (u16) i);
if (ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)) {
/*
* Whether we should enable h/w TKIP MIC.
* XXX: if we don't support WME TKIP MIC, then we wouldn't
* report WMM capable, so it's always safe to turn on
* TKIP MIC in this case.
*/
ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_TKIP_MIC, 0, 1, NULL);
}
/*
* Check whether the separate key cache entries
* are required to handle both tx+rx MIC keys.
* With split mic keys the number of stations is limited
* to 27 otherwise 59.
*/
if (ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)
&& ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_MIC, NULL)
&& ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_TKIP_SPLIT,
0, NULL))
if (!(sc->sc_ah->misc_mode & AR_PCU_MIC_NEW_LOC_ENA))
common->splitmic = 1;
/* turn on mcast key search if possible */
if (!ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_MCAST_KEYSRCH, 0, NULL))
(void)ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_MCAST_KEYSRCH,
1, 1, NULL);
}
static int ath9k_init_btcoex(struct ath_softc *sc)
@ -426,7 +404,7 @@ static int ath9k_init_btcoex(struct ath_softc *sc)
r = ath_init_btcoex_timer(sc);
if (r)
return -1;
qnum = ath_tx_get_qnum(sc, ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BE);
qnum = sc->tx.hwq_map[WME_AC_BE];
ath9k_hw_init_btcoex_hw(sc->sc_ah, qnum);
sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
break;
@ -463,23 +441,23 @@ static int ath9k_init_queues(struct ath_softc *sc)
sc->config.cabqReadytime = ATH_CABQ_READY_TIME;
ath_cabq_update(sc);
if (!ath_tx_setup(sc, ATH9K_WME_AC_BK)) {
if (!ath_tx_setup(sc, WME_AC_BK)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BK traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_BE)) {
if (!ath_tx_setup(sc, WME_AC_BE)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VI)) {
if (!ath_tx_setup(sc, WME_AC_VI)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VI traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VO)) {
if (!ath_tx_setup(sc, WME_AC_VO)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VO traffic\n");
goto err;
@ -736,6 +714,7 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
goto error_world;
}
INIT_WORK(&sc->paprd_work, ath_paprd_calibrate);
INIT_WORK(&sc->chan_work, ath9k_wiphy_chan_work);
INIT_DELAYED_WORK(&sc->wiphy_work, ath9k_wiphy_work);
sc->wiphy_scheduler_int = msecs_to_jiffies(500);

14
drivers/net/wireless/ath/ath9k/mac.c
View File

@ -15,6 +15,7 @@
*/
#include "hw.h"
#include "hw-ops.h"
static void ath9k_hw_set_txq_interrupts(struct ath_hw *ah,
struct ath9k_tx_queue_info *qi)
@ -554,8 +555,13 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q)
REGWRITE_BUFFER_FLUSH(ah);
DISABLE_REGWRITE_BUFFER(ah);
/* cwmin and cwmax should be 0 for beacon queue */
if (AR_SREV_9300_20_OR_LATER(ah)) {
/*
* cwmin and cwmax should be 0 for beacon queue
* but not for IBSS as we would create an imbalance
* on beaconing fairness for participating nodes.
*/
if (AR_SREV_9300_20_OR_LATER(ah) &&
ah->opmode != NL80211_IFTYPE_ADHOC) {
REG_WRITE(ah, AR_DLCL_IFS(q), SM(0, AR_D_LCL_IFS_CWMIN)
| SM(0, AR_D_LCL_IFS_CWMAX)
| SM(qi->tqi_aifs, AR_D_LCL_IFS_AIFS));
@ -756,11 +762,11 @@ void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp)
}
EXPORT_SYMBOL(ath9k_hw_putrxbuf);
void ath9k_hw_startpcureceive(struct ath_hw *ah)
void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning)
{
ath9k_enable_mib_counters(ah);
ath9k_ani_reset(ah);
ath9k_ani_reset(ah, is_scanning);
REG_CLR_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
}

13
drivers/net/wireless/ath/ath9k/mac.h
View File

@ -577,13 +577,8 @@ enum ath9k_tx_queue {
#define ATH9K_NUM_TX_QUEUES 10
enum ath9k_tx_queue_subtype {
ATH9K_WME_AC_BK = 0,
ATH9K_WME_AC_BE,
ATH9K_WME_AC_VI,
ATH9K_WME_AC_VO,
ATH9K_WME_UPSD
};
/* Used as a queue subtype instead of a WMM AC */
#define ATH9K_WME_UPSD 4
enum ath9k_tx_queue_flags {
TXQ_FLAG_TXOKINT_ENABLE = 0x0001,
@ -617,7 +612,7 @@ enum ath9k_pkt_type {
struct ath9k_tx_queue_info {
u32 tqi_ver;
enum ath9k_tx_queue tqi_type;
enum ath9k_tx_queue_subtype tqi_subtype;
int tqi_subtype;
enum ath9k_tx_queue_flags tqi_qflags;
u32 tqi_priority;
u32 tqi_aifs;
@ -715,7 +710,7 @@ void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds,
u32 size, u32 flags);
bool ath9k_hw_setrxabort(struct ath_hw *ah, bool set);
void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp);
void ath9k_hw_startpcureceive(struct ath_hw *ah);
void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning);
void ath9k_hw_stoppcurecv(struct ath_hw *ah);
void ath9k_hw_abortpcurecv(struct ath_hw *ah);
bool ath9k_hw_stopdmarecv(struct ath_hw *ah);

156
drivers/net/wireless/ath/ath9k/main.c
View File

@ -51,13 +51,11 @@ static void ath_cache_conf_rate(struct ath_softc *sc,
static void ath_update_txpow(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
u32 txpow;
if (sc->curtxpow != sc->config.txpowlimit) {
ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit);
/* read back in case value is clamped */
ath9k_hw_getcapability(ah, ATH9K_CAP_TXPOW, 1, &txpow);
sc->curtxpow = txpow;
sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
}
}
@ -232,6 +230,113 @@ int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
return r;
}
static void ath_paprd_activate(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
int chain;
if (!ah->curchan->paprd_done)
return;
ath9k_ps_wakeup(sc);
for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
if (!(ah->caps.tx_chainmask & BIT(chain)))
continue;
ar9003_paprd_populate_single_table(ah, ah->curchan, chain);
}
ar9003_paprd_enable(ah, true);
ath9k_ps_restore(sc);
}
void ath_paprd_calibrate(struct work_struct *work)
{
struct ath_softc *sc = container_of(work, struct ath_softc, paprd_work);
struct ieee80211_hw *hw = sc->hw;
struct ath_hw *ah = sc->sc_ah;
struct ieee80211_hdr *hdr;
struct sk_buff *skb = NULL;
struct ieee80211_tx_info *tx_info;
int band = hw->conf.channel->band;
struct ieee80211_supported_band *sband = &sc->sbands[band];
struct ath_tx_control txctl;
int qnum, ftype;
int chain_ok = 0;
int chain;
int len = 1800;
int time_left;
int i;
ath9k_ps_wakeup(sc);
skb = alloc_skb(len, GFP_KERNEL);
if (!skb)
return;
tx_info = IEEE80211_SKB_CB(skb);
skb_put(skb, len);
memset(skb->data, 0, len);
hdr = (struct ieee80211_hdr *)skb->data;
ftype = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC;
hdr->frame_control = cpu_to_le16(ftype);
hdr->duration_id = 10;
memcpy(hdr->addr1, hw->wiphy->perm_addr, ETH_ALEN);
memcpy(hdr->addr2, hw->wiphy->perm_addr, ETH_ALEN);
memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN);
memset(&txctl, 0, sizeof(txctl));
qnum = sc->tx.hwq_map[WME_AC_BE];
txctl.txq = &sc->tx.txq[qnum];
ar9003_paprd_init_table(ah);
for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
if (!(ah->caps.tx_chainmask & BIT(chain)))
continue;
chain_ok = 0;
memset(tx_info, 0, sizeof(*tx_info));
tx_info->band = band;
for (i = 0; i < 4; i++) {
tx_info->control.rates[i].idx = sband->n_bitrates - 1;
tx_info->control.rates[i].count = 6;
}
init_completion(&sc->paprd_complete);
ar9003_paprd_setup_gain_table(ah, chain);
txctl.paprd = BIT(chain);
if (ath_tx_start(hw, skb, &txctl) != 0)
break;
time_left = wait_for_completion_timeout(&sc->paprd_complete,
100);
if (!time_left) {
ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
"Timeout waiting for paprd training on "
"TX chain %d\n",
chain);
break;
}
if (!ar9003_paprd_is_done(ah))
break;
if (ar9003_paprd_create_curve(ah, ah->curchan, chain) != 0)
break;
chain_ok = 1;
}
kfree_skb(skb);
if (chain_ok) {
ah->curchan->paprd_done = true;
ath_paprd_activate(sc);
}
ath9k_ps_restore(sc);
}
/*
* This routine performs the periodic noise floor calibration function
* that is used to adjust and optimize the chip performance. This
@ -285,7 +390,8 @@ void ath_ani_calibrate(unsigned long data)
}
/* Verify whether we must check ANI */
if ((timestamp - common->ani.checkani_timer) >= ATH_ANI_POLLINTERVAL) {
if ((timestamp - common->ani.checkani_timer) >=
ah->config.ani_poll_interval) {
aniflag = true;
common->ani.checkani_timer = timestamp;
}
@ -326,15 +432,24 @@ set_timer:
*/
cal_interval = ATH_LONG_CALINTERVAL;
if (sc->sc_ah->config.enable_ani)
cal_interval = min(cal_interval, (u32)ATH_ANI_POLLINTERVAL);
cal_interval = min(cal_interval,
(u32)ah->config.ani_poll_interval);
if (!common->ani.caldone)
cal_interval = min(cal_interval, (u32)short_cal_interval);
mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval));
if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) &&
!(sc->sc_flags & SC_OP_SCANNING)) {
if (!sc->sc_ah->curchan->paprd_done)
ieee80211_queue_work(sc->hw, &sc->paprd_work);
else
ath_paprd_activate(sc);
}
}
static void ath_start_ani(struct ath_common *common)
{
struct ath_hw *ah = common->ah;
unsigned long timestamp = jiffies_to_msecs(jiffies);
common->ani.longcal_timer = timestamp;
@ -342,7 +457,8 @@ static void ath_start_ani(struct ath_common *common)
common->ani.checkani_timer = timestamp;
mod_timer(&common->ani.timer,
jiffies + msecs_to_jiffies(ATH_ANI_POLLINTERVAL));
jiffies +
msecs_to_jiffies((u32)ah->config.ani_poll_interval));
}
/*
@ -804,25 +920,25 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
return r;
}
int ath_get_hal_qnum(u16 queue, struct ath_softc *sc)
static int ath_get_hal_qnum(u16 queue, struct ath_softc *sc)
{
int qnum;
switch (queue) {
case 0:
qnum = sc->tx.hwq_map[ATH9K_WME_AC_VO];
qnum = sc->tx.hwq_map[WME_AC_VO];
break;
case 1:
qnum = sc->tx.hwq_map[ATH9K_WME_AC_VI];
qnum = sc->tx.hwq_map[WME_AC_VI];
break;
case 2:
qnum = sc->tx.hwq_map[ATH9K_WME_AC_BE];
qnum = sc->tx.hwq_map[WME_AC_BE];
break;
case 3:
qnum = sc->tx.hwq_map[ATH9K_WME_AC_BK];
qnum = sc->tx.hwq_map[WME_AC_BK];
break;
default:
qnum = sc->tx.hwq_map[ATH9K_WME_AC_BE];
qnum = sc->tx.hwq_map[WME_AC_BE];
break;
}
@ -834,16 +950,16 @@ int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc)
int qnum;
switch (queue) {
case ATH9K_WME_AC_VO:
case WME_AC_VO:
qnum = 0;
break;
case ATH9K_WME_AC_VI:
case WME_AC_VI:
qnum = 1;
break;
case ATH9K_WME_AC_BE:
case WME_AC_BE:
qnum = 2;
break;
case ATH9K_WME_AC_BK:
case WME_AC_BK:
qnum = 3;
break;
default:
@ -1127,6 +1243,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
cancel_delayed_work_sync(&sc->ath_led_blink_work);
cancel_delayed_work_sync(&sc->tx_complete_work);
cancel_work_sync(&sc->paprd_work);
if (!sc->num_sec_wiphy) {
cancel_delayed_work_sync(&sc->wiphy_work);
@ -1555,7 +1672,7 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, u16 queue,
ath_print(common, ATH_DBG_FATAL, "TXQ Update failed\n");
if (sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC)
if ((qnum == sc->tx.hwq_map[ATH9K_WME_AC_BE]) && !ret)
if ((qnum == sc->tx.hwq_map[WME_AC_BE]) && !ret)
ath_beaconq_config(sc);
mutex_unlock(&sc->mutex);
@ -1769,6 +1886,8 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
struct ath_softc *sc = aphy->sc;
int ret = 0;
local_bh_disable();
switch (action) {
case IEEE80211_AMPDU_RX_START:
if (!(sc->sc_flags & SC_OP_RXAGGR))
@ -1798,6 +1917,8 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
"Unknown AMPDU action\n");
}
local_bh_enable();
return ret;
}
@ -1842,6 +1963,7 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
ath9k_wiphy_pause_all_forced(sc, aphy);
sc->sc_flags |= SC_OP_SCANNING;
del_timer_sync(&common->ani.timer);
cancel_work_sync(&sc->paprd_work);
cancel_delayed_work_sync(&sc->tx_complete_work);
mutex_unlock(&sc->mutex);
}

1
drivers/net/wireless/ath/ath9k/pci.c
View File

@ -28,6 +28,7 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_id_table) = {
{ PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
{ PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */
{ PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
{ PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
{ 0 }
};

7
drivers/net/wireless/ath/ath9k/rc.c
View File

@ -1203,11 +1203,8 @@ static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta,
if (sta->ht_cap.ht_supported) {
caps = WLAN_RC_HT_FLAG;
if (sc->sc_ah->caps.tx_chainmask != 1 &&
ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_DS, 0, NULL)) {
if (sta->ht_cap.mcs.rx_mask[1])
caps |= WLAN_RC_DS_FLAG;
}
if (sta->ht_cap.mcs.rx_mask[1])
caps |= WLAN_RC_DS_FLAG;
if (is_cw40)
caps |= WLAN_RC_40_FLAG;
if (is_sgi)

24
drivers/net/wireless/ath/ath9k/recv.c
View File

@ -116,9 +116,6 @@ static void ath_opmode_init(struct ath_softc *sc)
/* configure operational mode */
ath9k_hw_setopmode(ah);
/* Handle any link-level address change. */
ath9k_hw_setmac(ah, common->macaddr);
/* calculate and install multicast filter */
mfilt[0] = mfilt[1] = ~0;
ath9k_hw_setmcastfilter(ah, mfilt[0], mfilt[1]);
@ -295,7 +292,7 @@ static void ath_edma_start_recv(struct ath_softc *sc)
ath_opmode_init(sc);
ath9k_hw_startpcureceive(sc->sc_ah);
ath9k_hw_startpcureceive(sc->sc_ah, (sc->sc_flags & SC_OP_SCANNING));
}
static void ath_edma_stop_recv(struct ath_softc *sc)
@ -501,7 +498,7 @@ int ath_startrecv(struct ath_softc *sc)
start_recv:
spin_unlock_bh(&sc->rx.rxbuflock);
ath_opmode_init(sc);
ath9k_hw_startpcureceive(ah);
ath9k_hw_startpcureceive(ah, (sc->sc_flags & SC_OP_SCANNING));
return 0;
}
@ -1002,8 +999,6 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
struct ieee80211_rx_status *rx_status,
bool *decrypt_error)
{
struct ath_hw *ah = common->ah;
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
/*
@ -1018,7 +1013,6 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
if (ath9k_process_rate(common, hw, rx_stats, rx_status))
return -EINVAL;
rx_status->mactime = ath9k_hw_extend_tsf(ah, rx_stats->rs_tstamp);
rx_status->band = hw->conf.channel->band;
rx_status->freq = hw->conf.channel->center_freq;
rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
@ -1100,6 +1094,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int dma_type;
u8 rx_status_len = ah->caps.rx_status_len;
u64 tsf = 0;
u32 tsf_lower = 0;
if (edma)
dma_type = DMA_BIDIRECTIONAL;
@ -1109,6 +1105,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP;
spin_lock_bh(&sc->rx.rxbuflock);
tsf = ath9k_hw_gettsf64(ah);
tsf_lower = tsf & 0xffffffff;
do {
/* If handling rx interrupt and flush is in progress => exit */
if ((sc->sc_flags & SC_OP_RXFLUSH) && (flush == 0))
@ -1141,6 +1140,15 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
if (flush)
goto requeue;
rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp;
if (rs.rs_tstamp > tsf_lower &&
unlikely(rs.rs_tstamp - tsf_lower > 0x10000000))
rxs->mactime -= 0x100000000ULL;
if (rs.rs_tstamp < tsf_lower &&
unlikely(tsf_lower - rs.rs_tstamp > 0x10000000))
rxs->mactime += 0x100000000ULL;
retval = ath9k_rx_skb_preprocess(common, hw, hdr, &rs,
rxs, &decrypt_error);
if (retval)

2
drivers/net/wireless/ath/ath9k/virtual.c
View File

@ -219,7 +219,7 @@ static int ath9k_send_nullfunc(struct ath_wiphy *aphy,
info->control.rates[1].idx = -1;
memset(&txctl, 0, sizeof(struct ath_tx_control));
txctl.txq = &sc->tx.txq[sc->tx.hwq_map[ATH9K_WME_AC_VO]];
txctl.txq = &sc->tx.txq[sc->tx.hwq_map[WME_AC_VO]];
txctl.frame_type = ps ? ATH9K_IFT_PAUSE : ATH9K_IFT_UNPAUSE;
if (ath_tx_start(aphy->hw, skb, &txctl) != 0)

116
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -941,6 +941,7 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
if (!ATH_TXQ_SETUP(sc, qnum)) {
struct ath_txq *txq = &sc->tx.txq[qnum];
txq->axq_class = subtype;
txq->axq_qnum = qnum;
txq->axq_link = NULL;
INIT_LIST_HEAD(&txq->axq_q);
@ -958,32 +959,6 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
return &sc->tx.txq[qnum];
}
int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype)
{
int qnum;
switch (qtype) {
case ATH9K_TX_QUEUE_DATA:
if (haltype >= ARRAY_SIZE(sc->tx.hwq_map)) {
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
"HAL AC %u out of range, max %zu!\n",
haltype, ARRAY_SIZE(sc->tx.hwq_map));
return -1;
}
qnum = sc->tx.hwq_map[haltype];
break;
case ATH9K_TX_QUEUE_BEACON:
qnum = sc->beacon.beaconq;
break;
case ATH9K_TX_QUEUE_CAB:
qnum = sc->beacon.cabq->axq_qnum;
break;
default:
qnum = -1;
}
return qnum;
}
int ath_txq_update(struct ath_softc *sc, int qnum,
struct ath9k_tx_queue_info *qinfo)
{
@ -1662,12 +1637,13 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf,
bf->bf_frmlen -= padsize;
}
if (conf_is_ht(&hw->conf)) {
if (!txctl->paprd && conf_is_ht(&hw->conf)) {
bf->bf_state.bf_type |= BUF_HT;
if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
use_ldpc = true;
}
bf->bf_state.bfs_paprd = txctl->paprd;
bf->bf_flags = setup_tx_flags(skb, use_ldpc);
bf->bf_keytype = get_hw_crypto_keytype(skb);
@ -1742,6 +1718,9 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
bf->bf_buf_addr,
txctl->txq->axq_qnum);
if (bf->bf_state.bfs_paprd)
ar9003_hw_set_paprd_txdesc(ah, ds, bf->bf_state.bfs_paprd);
spin_lock_bh(&txctl->txq->axq_lock);
if (bf_isht(bf) && (sc->sc_flags & SC_OP_TXAGGR) &&
@ -1785,7 +1764,7 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_txq *txq = txctl->txq;
struct ath_buf *bf;
int r;
int q, r;
bf = ath_tx_get_buffer(sc);
if (!bf) {
@ -1793,14 +1772,6 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
return -1;
}
bf->txq = txctl->txq;
spin_lock_bh(&bf->txq->axq_lock);
if (++bf->txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
ath_mac80211_stop_queue(sc, skb_get_queue_mapping(skb));
txq->stopped = 1;
}
spin_unlock_bh(&bf->txq->axq_lock);
r = ath_tx_setup_buffer(hw, bf, skb, txctl);
if (unlikely(r)) {
ath_print(common, ATH_DBG_FATAL, "TX mem alloc failure\n");
@ -1821,6 +1792,17 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
return r;
}
q = skb_get_queue_mapping(skb);
if (q >= 4)
q = 0;
spin_lock_bh(&txq->axq_lock);
if (++sc->tx.pending_frames[q] > ATH_MAX_QDEPTH && !txq->stopped) {
ath_mac80211_stop_queue(sc, skb_get_queue_mapping(skb));
txq->stopped = 1;
}
spin_unlock_bh(&txq->axq_lock);
ath_tx_start_dma(sc, bf, txctl);
return 0;
@ -1890,7 +1872,7 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ieee80211_hdr * hdr = (struct ieee80211_hdr *)skb->data;
int padpos, padsize;
int q, padpos, padsize;
ath_print(common, ATH_DBG_XMIT, "TX complete: skb: %p\n", skb);
@ -1929,8 +1911,16 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
if (unlikely(tx_info->pad[0] & ATH_TX_INFO_FRAME_TYPE_INTERNAL))
ath9k_tx_status(hw, skb);
else
else {
q = skb_get_queue_mapping(skb);
if (q >= 4)
q = 0;
if (--sc->tx.pending_frames[q] < 0)
sc->tx.pending_frames[q] = 0;
ieee80211_tx_status(hw, skb);
}
}
static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
@ -1951,16 +1941,15 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
tx_flags |= ATH_TX_XRETRY;
}
if (bf->txq) {
spin_lock_bh(&bf->txq->axq_lock);
bf->txq->pending_frames--;
spin_unlock_bh(&bf->txq->axq_lock);
bf->txq = NULL;
}
dma_unmap_single(sc->dev, bf->bf_dmacontext, skb->len, DMA_TO_DEVICE);
ath_tx_complete(sc, skb, bf->aphy, tx_flags);
ath_debug_stat_tx(sc, txq, bf, ts);
if (bf->bf_state.bfs_paprd) {
sc->paprd_txok = txok;
complete(&sc->paprd_complete);
} else {
ath_tx_complete(sc, skb, bf->aphy, tx_flags);
ath_debug_stat_tx(sc, txq, bf, ts);
}
/*
* Return the list of ath_buf of this mpdu to free queue
@ -2045,13 +2034,14 @@ static void ath_wake_mac80211_queue(struct ath_softc *sc, struct ath_txq *txq)
{
int qnum;
qnum = ath_get_mac80211_qnum(txq->axq_class, sc);
if (qnum == -1)
return;
spin_lock_bh(&txq->axq_lock);
if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
qnum = ath_get_mac80211_qnum(txq->axq_qnum, sc);
if (qnum != -1) {
ath_mac80211_start_queue(sc, qnum);
txq->stopped = 0;
}
if (txq->stopped && sc->tx.pending_frames[qnum] < ATH_MAX_QDEPTH) {
ath_mac80211_start_queue(sc, qnum);
txq->stopped = 0;
}
spin_unlock_bh(&txq->axq_lock);
}
@ -2422,26 +2412,8 @@ void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an)
for (acno = 0, ac = &an->ac[acno];
acno < WME_NUM_AC; acno++, ac++) {
ac->sched = false;
ac->qnum = sc->tx.hwq_map[acno];
INIT_LIST_HEAD(&ac->tid_q);
switch (acno) {
case WME_AC_BE:
ac->qnum = ath_tx_get_qnum(sc,
ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BE);
break;
case WME_AC_BK:
ac->qnum = ath_tx_get_qnum(sc,
ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BK);
break;
case WME_AC_VI:
ac->qnum = ath_tx_get_qnum(sc,
ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_VI);
break;
case WME_AC_VO:
ac->qnum = ath_tx_get_qnum(sc,
ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_VO);
break;
}
}
}

15
drivers/net/wireless/hostap/hostap_cs.c
View File

@ -594,6 +594,7 @@ static int prism2_config(struct pcmcia_device *link)
local_info_t *local;
int ret = 1;
struct hostap_cs_priv *hw_priv;
unsigned long flags;
PDEBUG(DEBUG_FLOW, "prism2_config()\n");
@ -625,9 +626,15 @@ static int prism2_config(struct pcmcia_device *link)
local->hw_priv = hw_priv;
hw_priv->link = link;
/*
* Make sure the IRQ handler cannot proceed until at least
* dev->base_addr is initialized.
*/
spin_lock_irqsave(&local->irq_init_lock, flags);
ret = pcmcia_request_irq(link, prism2_interrupt);
if (ret)
goto failed;
goto failed_unlock;
/*
* This actually configures the PCMCIA socket -- setting up
@ -636,11 +643,13 @@ static int prism2_config(struct pcmcia_device *link)
*/
ret = pcmcia_request_configuration(link, &link->conf);
if (ret)
goto failed;
goto failed_unlock;
dev->irq = link->irq;
dev->base_addr = link->io.BasePort1;
spin_unlock_irqrestore(&local->irq_init_lock, flags);
/* Finally, report what we've done */
printk(KERN_INFO "%s: index 0x%02x: ",
dev_info, link->conf.ConfigIndex);
@ -667,6 +676,8 @@ static int prism2_config(struct pcmcia_device *link)
return ret;
failed_unlock:
spin_unlock_irqrestore(&local->irq_init_lock, flags);
failed:
kfree(hw_priv);
prism2_release((u_long)link);

13
drivers/net/wireless/hostap/hostap_hw.c
View File

@ -2621,6 +2621,18 @@ static irqreturn_t prism2_interrupt(int irq, void *dev_id)
iface = netdev_priv(dev);
local = iface->local;
/* Detect early interrupt before driver is fully configued */
spin_lock(&local->irq_init_lock);
if (!dev->base_addr) {
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: Interrupt, but dev not configured\n",
dev->name);
}
spin_unlock(&local->irq_init_lock);
return IRQ_HANDLED;
}
spin_unlock(&local->irq_init_lock);
prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INTERRUPT, 0, 0);
if (local->func->card_present && !local->func->card_present(local)) {
@ -3138,6 +3150,7 @@ prism2_init_local_data(struct prism2_helper_functions *funcs, int card_idx,
spin_lock_init(&local->cmdlock);
spin_lock_init(&local->baplock);
spin_lock_init(&local->lock);
spin_lock_init(&local->irq_init_lock);
mutex_init(&local->rid_bap_mtx);
if (card_idx < 0 || card_idx >= MAX_PARM_DEVICES)

2
drivers/net/wireless/hostap/hostap_wlan.h
View File

@ -654,7 +654,7 @@ struct local_info {
rwlock_t iface_lock; /* hostap_interfaces read lock; use write lock
* when removing entries from the list.
* TX and RX paths can use read lock. */
spinlock_t cmdlock, baplock, lock;
spinlock_t cmdlock, baplock, lock, irq_init_lock;
struct mutex rid_bap_mtx;
u16 infofid; /* MAC buffer id for info frame */
/* txfid, intransmitfid, next_txtid, and next_alloc are protected by

4
drivers/net/wireless/ipw2x00/ipw2200.c
View File

@ -96,7 +96,7 @@ static int network_mode = 0;
static u32 ipw_debug_level;
static int associate;
static int auto_create = 1;
static int led_support = 0;
static int led_support = 1;
static int disable = 0;
static int bt_coexist = 0;
static int hwcrypto = 0;
@ -12082,7 +12082,7 @@ module_param(auto_create, int, 0444);
MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)");
module_param_named(led, led_support, int, 0444);
MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)");
MODULE_PARM_DESC(led, "enable led control on some systems (default 1 on)");
module_param(debug, int, 0444);
MODULE_PARM_DESC(debug, "debug output mask");

2
drivers/net/wireless/iwlwifi/iwl-3945.c
View File

@ -844,7 +844,7 @@ static int iwl3945_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src)
static int iwl3945_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
{
iwl_write_direct32(priv, FH39_RCSR_RBD_BASE(0), rxq->dma_addr);
iwl_write_direct32(priv, FH39_RCSR_RBD_BASE(0), rxq->bd_dma);
iwl_write_direct32(priv, FH39_RCSR_RPTR_ADDR(0), rxq->rb_stts_dma);
iwl_write_direct32(priv, FH39_RCSR_WPTR(0), 0);
iwl_write_direct32(priv, FH39_RCSR_CONFIG(0),

8
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View File

@ -486,7 +486,7 @@ int iwlagn_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
/* Tell device where to find RBD circular buffer in DRAM */
iwl_write_direct32(priv, FH_RSCSR_CHNL0_RBDCB_BASE_REG,
(u32)(rxq->dma_addr >> 8));
(u32)(rxq->bd_dma >> 8));
/* Tell device where in DRAM to update its Rx status */
iwl_write_direct32(priv, FH_RSCSR_CHNL0_STTS_WPTR_REG,
@ -751,7 +751,7 @@ void iwlagn_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
}
dma_free_coherent(&priv->pci_dev->dev, 4 * RX_QUEUE_SIZE, rxq->bd,
rxq->dma_addr);
rxq->bd_dma);
dma_free_coherent(&priv->pci_dev->dev, sizeof(struct iwl_rb_status),
rxq->rb_stts, rxq->rb_stts_dma);
rxq->bd = NULL;
@ -904,7 +904,7 @@ void iwlagn_rx_reply_rx(struct iwl_priv *priv,
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_rx_phy_res *phy_res;
__le32 rx_pkt_status;
struct iwl4965_rx_mpdu_res_start *amsdu;
struct iwl_rx_mpdu_res_start *amsdu;
u32 len;
u32 ampdu_status;
u32 rate_n_flags;
@ -933,7 +933,7 @@ void iwlagn_rx_reply_rx(struct iwl_priv *priv,
return;
}
phy_res = &priv->_agn.last_phy_res;
amsdu = (struct iwl4965_rx_mpdu_res_start *)pkt->u.raw;
amsdu = (struct iwl_rx_mpdu_res_start *)pkt->u.raw;
header = (struct ieee80211_hdr *)(pkt->u.raw + sizeof(*amsdu));
len = le16_to_cpu(amsdu->byte_count);
rx_pkt_status = *(__le32 *)(pkt->u.raw + sizeof(*amsdu) + len);

5
drivers/net/wireless/iwlwifi/iwl-agn-tx.c
View File

@ -1324,6 +1324,11 @@ void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
sta_id = ba_resp->sta_id;
tid = ba_resp->tid;
agg = &priv->stations[sta_id].tid[tid].agg;
if (unlikely(agg->txq_id != scd_flow)) {
IWL_ERR(priv, "BA scd_flow %d does not match txq_id %d\n",
scd_flow, agg->txq_id);
return;
}
/* Find index just before block-ack window */
index = iwl_queue_dec_wrap(ba_resp_scd_ssn & 0xff, txq->q.n_bd);

16
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -941,6 +941,8 @@ void iwl_rx_handle(struct iwl_priv *priv)
fill_rx = 1;
while (i != r) {
int len;
rxb = rxq->queue[i];
/* If an RXB doesn't have a Rx queue slot associated with it,
@ -955,8 +957,9 @@ void iwl_rx_handle(struct iwl_priv *priv)
PCI_DMA_FROMDEVICE);
pkt = rxb_addr(rxb);
trace_iwlwifi_dev_rx(priv, pkt,
le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK);
len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
len += sizeof(u32); /* account for status word */
trace_iwlwifi_dev_rx(priv, pkt, len);
/* Reclaim a command buffer only if this packet is a response
* to a (driver-originated) command.
@ -3462,10 +3465,12 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
int ret;
u8 sta_id;
sta_priv->common.sta_id = IWL_INVALID_STATION;
IWL_DEBUG_INFO(priv, "received request to add station %pM\n",
sta->addr);
mutex_lock(&priv->mutex);
IWL_DEBUG_INFO(priv, "proceeding to add station %pM\n",
sta->addr);
sta_priv->common.sta_id = IWL_INVALID_STATION;
atomic_set(&sta_priv->pending_frames, 0);
if (vif->type == NL80211_IFTYPE_AP)
@ -3477,6 +3482,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
IWL_ERR(priv, "Unable to add station %pM (%d)\n",
sta->addr, ret);
/* Should we return success if return code is EEXIST ? */
mutex_unlock(&priv->mutex);
return ret;
}
@ -3486,6 +3492,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n",
sta->addr);
iwl_rs_rate_init(priv, sta, sta_id);
mutex_unlock(&priv->mutex);
return 0;
}
@ -3638,6 +3645,7 @@ static void iwl_cancel_deferred_work(struct iwl_priv *priv)
cancel_delayed_work(&priv->scan_check);
cancel_work_sync(&priv->start_internal_scan);
cancel_delayed_work(&priv->alive_start);
cancel_work_sync(&priv->run_time_calib_work);
cancel_work_sync(&priv->beacon_update);
del_timer_sync(&priv->statistics_periodic);
del_timer_sync(&priv->ucode_trace);

7
drivers/net/wireless/iwlwifi/iwl-calib.c
View File

@ -846,6 +846,13 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
}
}
if (active_chains != priv->hw_params.valid_rx_ant &&
active_chains != priv->chain_noise_data.active_chains)
IWL_WARN(priv,
"Detected that not all antennas are connected! "
"Connected: %#x, valid: %#x.\n",
active_chains, priv->hw_params.valid_rx_ant);
/* Save for use within RXON, TX, SCAN commands, etc. */
priv->chain_noise_data.active_chains = active_chains;
IWL_DEBUG_CALIB(priv, "active_chains (bitwise) = 0x%x\n",

2
drivers/net/wireless/iwlwifi/iwl-commands.h
View File

@ -1366,7 +1366,7 @@ struct iwl_rx_phy_res {
__le16 reserved3;
} __packed;
struct iwl4965_rx_mpdu_res_start {
struct iwl_rx_mpdu_res_start {
__le16 byte_count;
__le16 reserved;
} __packed;

7
drivers/net/wireless/iwlwifi/iwl-debugfs.c
View File

@ -1018,8 +1018,13 @@ static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
rxq->write);
pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
rxq->free_count);
pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
if (rxq->rb_stts) {
pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
} else {
pos += scnprintf(buf + pos, bufsz - pos,
"closed_rb_num: Not Allocated\n");
}
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}

4
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -348,7 +348,7 @@ struct iwl_host_cmd {
/**
* struct iwl_rx_queue - Rx queue
* @bd: driver's pointer to buffer of receive buffer descriptors (rbd)
* @dma_addr: bus address of buffer of receive buffer descriptors (rbd)
* @bd_dma: bus address of buffer of receive buffer descriptors (rbd)
* @read: Shared index to newest available Rx buffer
* @write: Shared index to oldest written Rx packet
* @free_count: Number of pre-allocated buffers in rx_free
@ -362,7 +362,7 @@ struct iwl_host_cmd {
*/
struct iwl_rx_queue {
__le32 *bd;
dma_addr_t dma_addr;
dma_addr_t bd_dma;
struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE];
u32 read;

4
drivers/net/wireless/iwlwifi/iwl-rx.c
View File

@ -175,7 +175,7 @@ int iwl_rx_queue_alloc(struct iwl_priv *priv)
INIT_LIST_HEAD(&rxq->rx_used);
/* Alloc the circular buffer of Read Buffer Descriptors (RBDs) */
rxq->bd = dma_alloc_coherent(dev, 4 * RX_QUEUE_SIZE, &rxq->dma_addr,
rxq->bd = dma_alloc_coherent(dev, 4 * RX_QUEUE_SIZE, &rxq->bd_dma,
GFP_KERNEL);
if (!rxq->bd)
goto err_bd;
@ -199,7 +199,7 @@ int iwl_rx_queue_alloc(struct iwl_priv *priv)
err_rb:
dma_free_coherent(&priv->pci_dev->dev, 4 * RX_QUEUE_SIZE, rxq->bd,
rxq->dma_addr);
rxq->bd_dma);
err_bd:
return -ENOMEM;
}

1
drivers/net/wireless/iwlwifi/iwl-scan.c
View File

@ -500,6 +500,7 @@ void iwl_bg_abort_scan(struct work_struct *work)
mutex_lock(&priv->mutex);
cancel_delayed_work_sync(&priv->scan_check);
set_bit(STATUS_SCAN_ABORTING, &priv->status);
iwl_send_scan_abort(priv);

4
drivers/net/wireless/iwlwifi/iwl-sta.c
View File

@ -1373,10 +1373,14 @@ int iwl_mac_sta_remove(struct ieee80211_hw *hw,
IWL_DEBUG_INFO(priv, "received request to remove station %pM\n",
sta->addr);
mutex_lock(&priv->mutex);
IWL_DEBUG_INFO(priv, "proceeding to remove station %pM\n",
sta->addr);
ret = iwl_remove_station(priv, sta_common->sta_id, sta->addr);
if (ret)
IWL_ERR(priv, "Error removing station %pM\n",
sta->addr);
mutex_unlock(&priv->mutex);
return ret;
}
EXPORT_SYMBOL(iwl_mac_sta_remove);

18
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -1171,7 +1171,7 @@ static void iwl3945_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rx
}
dma_free_coherent(&priv->pci_dev->dev, 4 * RX_QUEUE_SIZE, rxq->bd,
rxq->dma_addr);
rxq->bd_dma);
dma_free_coherent(&priv->pci_dev->dev, sizeof(struct iwl_rb_status),
rxq->rb_stts, rxq->rb_stts_dma);
rxq->bd = NULL;
@ -1252,6 +1252,8 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
IWL_DEBUG_RX(priv, "r = %d, i = %d\n", r, i);
while (i != r) {
int len;
rxb = rxq->queue[i];
/* If an RXB doesn't have a Rx queue slot associated with it,
@ -1266,8 +1268,9 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
PCI_DMA_FROMDEVICE);
pkt = rxb_addr(rxb);
trace_iwlwifi_dev_rx(priv, pkt,
le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK);
len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
len += sizeof(u32); /* account for status word */
trace_iwlwifi_dev_rx(priv, pkt, len);
/* Reclaim a command buffer only if this packet is a response
* to a (driver-originated) command.
@ -3360,10 +3363,13 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw,
bool is_ap = vif->type == NL80211_IFTYPE_STATION;
u8 sta_id;
sta_priv->common.sta_id = IWL_INVALID_STATION;
IWL_DEBUG_INFO(priv, "received request to add station %pM\n",
sta->addr);
mutex_lock(&priv->mutex);
IWL_DEBUG_INFO(priv, "proceeding to add station %pM\n",
sta->addr);
sta_priv->common.sta_id = IWL_INVALID_STATION;
ret = iwl_add_station_common(priv, sta->addr, is_ap, &sta->ht_cap,
&sta_id);
@ -3371,6 +3377,7 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw,
IWL_ERR(priv, "Unable to add station %pM (%d)\n",
sta->addr, ret);
/* Should we return success if return code is EEXIST ? */
mutex_unlock(&priv->mutex);
return ret;
}
@ -3380,6 +3387,7 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw,
IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n",
sta->addr);
iwl3945_rs_rate_init(priv, sta, sta_id);
mutex_unlock(&priv->mutex);
return 0;
}

2
drivers/net/wireless/libertas_tf/main.c
View File

@ -549,7 +549,7 @@ int lbtf_rx(struct lbtf_private *priv, struct sk_buff *skb)
prxpd = (struct rxpd *) skb->data;
stats.flag = 0;
memset(&stats, 0, sizeof(stats));
if (!(prxpd->status & cpu_to_le16(MRVDRV_RXPD_STATUS_OK)))
stats.flag |= RX_FLAG_FAILED_FCS_CRC;
stats.freq = priv->cur_freq;

2
drivers/net/wireless/p54/p54pci.c
View File

@ -41,6 +41,8 @@ static DEFINE_PCI_DEVICE_TABLE(p54p_table) = {
{ PCI_DEVICE(0x1260, 0x3877) },
/* Intersil PRISM Javelin/Xbow Wireless LAN adapter */
{ PCI_DEVICE(0x1260, 0x3886) },
/* Intersil PRISM Xbow Wireless LAN adapter (Symbol AP-300) */
{ PCI_DEVICE(0x1260, 0xffff) },
{ },
};

3
drivers/net/wireless/p54/p54usb.c
View File

@ -69,7 +69,8 @@ static struct usb_device_id p54u_table[] __devinitdata = {
{USB_DEVICE(0x0915, 0x2002)}, /* Cohiba Proto board */
{USB_DEVICE(0x0baf, 0x0118)}, /* U.S. Robotics U5 802.11g Adapter*/
{USB_DEVICE(0x0bf8, 0x1009)}, /* FUJITSU E-5400 USB D1700*/
{USB_DEVICE(0x0cde, 0x0006)}, /* Medion MD40900 */
/* {USB_DEVICE(0x0cde, 0x0006)}, * Medion MD40900 already listed above,
* just noting it here for clarity */
{USB_DEVICE(0x0cde, 0x0008)}, /* Sagem XG703A */
{USB_DEVICE(0x0cde, 0x0015)}, /* Zcomax XG-705A */
{USB_DEVICE(0x0d8e, 0x3762)}, /* DLink DWL-G120 Cohiba */

8
drivers/net/wireless/rt2x00/rt2800.h
View File

@ -1436,6 +1436,10 @@ struct mac_iveiv_entry {
#define MAC_WCID_ATTRIBUTE_CIPHER FIELD32(0x0000000e)
#define MAC_WCID_ATTRIBUTE_BSS_IDX FIELD32(0x00000070)
#define MAC_WCID_ATTRIBUTE_RX_WIUDF FIELD32(0x00000380)
#define MAC_WCID_ATTRIBUTE_CIPHER_EXT FIELD32(0x00000400)
#define MAC_WCID_ATTRIBUTE_BSS_IDX_EXT FIELD32(0x00000800)
#define MAC_WCID_ATTRIBUTE_WAPI_MCBC FIELD32(0x00008000)
#define MAC_WCID_ATTRIBUTE_WAPI_KEY_IDX FIELD32(0xff000000)
/*
* SHARED_KEY_MODE:
@ -1557,7 +1561,9 @@ struct mac_iveiv_entry {
*/
/*
* BBP 1: TX Antenna
* BBP 1: TX Antenna & Power
* POWER: 0 - normal, 1 - drop tx power by 6dBm, 2 - drop tx power by 12dBm,
* 3 - increase tx power by 6dBm
*/
#define BBP1_TX_POWER FIELD8(0x07)
#define BBP1_TX_ANTENNA FIELD8(0x18)

56
drivers/net/wireless/rt2x00/rt2800lib.c
View File

@ -1,9 +1,9 @@
/*
Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com>
Based on the original rt2800pci.c and rt2800usb.c.
Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
@ -41,10 +41,6 @@
#include "rt2800lib.h"
#include "rt2800.h"
MODULE_AUTHOR("Bartlomiej Zolnierkiewicz");
MODULE_DESCRIPTION("rt2800 library");
MODULE_LICENSE("GPL");
/*
* Register access.
* All access to the CSR registers will go through the methods
@ -558,15 +554,28 @@ static void rt2800_config_wcid_attr(struct rt2x00_dev *rt2x00dev,
offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx);
rt2800_register_read(rt2x00dev, offset, &reg);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
!!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
(crypto->cmd == SET_KEY) * crypto->cipher);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX,
(crypto->cmd == SET_KEY) * crypto->bssidx);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
rt2800_register_write(rt2x00dev, offset, reg);
if (crypto->cmd == SET_KEY) {
rt2800_register_read(rt2x00dev, offset, &reg);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
!!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
/*
* Both the cipher as the BSS Idx numbers are split in a main
* value of 3 bits, and a extended field for adding one additional
* bit to the value.
*/
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
(crypto->cipher & 0x7));
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT,
(crypto->cipher & 0x8) >> 3);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX,
(crypto->bssidx & 0x7));
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT,
(crypto->bssidx & 0x8) >> 3);
rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
rt2800_register_write(rt2x00dev, offset, reg);
} else {
rt2800_register_write(rt2x00dev, offset, 0);
}
offset = MAC_IVEIV_ENTRY(key->hw_key_idx);
@ -1079,7 +1088,7 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
u8 r1;
rt2800_bbp_read(rt2x00dev, 1, &r1);
rt2x00_set_field8(&reg, BBP1_TX_POWER, 0);
rt2x00_set_field8(&r1, BBP1_TX_POWER, 0);
rt2800_bbp_write(rt2x00dev, 1, r1);
rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, &reg);
@ -2497,6 +2506,18 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* As rt2800 has a global fallback table we cannot specify
* more then one tx rate per frame but since the hw will
* try several rates (based on the fallback table) we should
* still initialize max_rates to the maximum number of rates
* we are going to try. Otherwise mac80211 will truncate our
* reported tx rates and the rc algortihm will end up with
* incorrect data.
*/
rt2x00dev->hw->max_rates = 7;
rt2x00dev->hw->max_rate_tries = 1;
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
/*
@ -2749,3 +2770,8 @@ const struct ieee80211_ops rt2800_mac80211_ops = {
.rfkill_poll = rt2x00mac_rfkill_poll,
};
EXPORT_SYMBOL_GPL(rt2800_mac80211_ops);
MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz");
MODULE_VERSION(DRV_VERSION);
MODULE_DESCRIPTION("Ralink RT2800 library");
MODULE_LICENSE("GPL");

33
drivers/net/wireless/rt2x00/rt2800pci.c
View File

@ -51,7 +51,7 @@
/*
* Allow hardware encryption to be disabled.
*/
static int modparam_nohwcrypt = 1;
static int modparam_nohwcrypt = 0;
module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
@ -813,29 +813,24 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
struct txdone_entry_desc txdesc;
u32 word;
u32 reg;
u32 old_reg;
int wcid, ack, pid, tx_wcid, tx_ack, tx_pid;
u16 mcs, real_mcs;
int i;
/*
* During each loop we will compare the freshly read
* TX_STA_FIFO register value with the value read from
* the previous loop. If the 2 values are equal then
* we should stop processing because the chance it
* quite big that the device has been unplugged and
* we risk going into an endless loop.
* TX_STA_FIFO is a stack of X entries, hence read TX_STA_FIFO
* at most X times and also stop processing once the TX_STA_FIFO_VALID
* flag is not set anymore.
*
* The legacy drivers use X=TX_RING_SIZE but state in a comment
* that the TX_STA_FIFO stack has a size of 16. We stick to our
* tx ring size for now.
*/
old_reg = 0;
while (1) {
for (i = 0; i < TX_ENTRIES; i++) {
rt2800_register_read(rt2x00dev, TX_STA_FIFO, &reg);
if (!rt2x00_get_field32(reg, TX_STA_FIFO_VALID))
break;
if (old_reg == reg)
break;
old_reg = reg;
wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
@ -903,8 +898,12 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
txdesc.retry = 7;
}
__set_bit(TXDONE_FALLBACK, &txdesc.flags);
/*
* the frame was retried at least once
* -> hw used fallback rates
*/
if (txdesc.retry)
__set_bit(TXDONE_FALLBACK, &txdesc.flags);
rt2x00pci_txdone(entry, &txdesc);
}

2
drivers/net/wireless/rt2x00/rt2800usb.c
View File

@ -45,7 +45,7 @@
/*
* Allow hardware encryption to be disabled.
*/
static int modparam_nohwcrypt = 1;
static int modparam_nohwcrypt = 0;
module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");

16
drivers/net/wireless/rt2x00/rt2x00dev.c
View File

@ -236,8 +236,7 @@ void rt2x00lib_txdone(struct queue_entry *entry,
*/
success =
test_bit(TXDONE_SUCCESS, &txdesc->flags) ||
test_bit(TXDONE_UNKNOWN, &txdesc->flags) ||
test_bit(TXDONE_FALLBACK, &txdesc->flags);
test_bit(TXDONE_UNKNOWN, &txdesc->flags);
/*
* Update TX statistics.
@ -259,11 +258,22 @@ void rt2x00lib_txdone(struct queue_entry *entry,
/*
* Frame was send with retries, hardware tried
* different rates to send out the frame, at each
* retry it lowered the rate 1 step.
* retry it lowered the rate 1 step except when the
* lowest rate was used.
*/
for (i = 0; i < retry_rates && i < IEEE80211_TX_MAX_RATES; i++) {
tx_info->status.rates[i].idx = rate_idx - i;
tx_info->status.rates[i].flags = rate_flags;
if (rate_idx - i == 0) {
/*
* The lowest rate (index 0) was used until the
* number of max retries was reached.
*/
tx_info->status.rates[i].count = retry_rates - i;
i++;
break;
}
tx_info->status.rates[i].count = 1;
}
if (i < (IEEE80211_TX_MAX_RATES - 1))

9
drivers/net/wireless/rt2x00/rt2x00queue.c
View File

@ -353,12 +353,17 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
/*
* Check if more fragments are pending
*/
if (ieee80211_has_morefrags(hdr->frame_control) ||
(tx_info->flags & IEEE80211_TX_CTL_MORE_FRAMES)) {
if (ieee80211_has_morefrags(hdr->frame_control)) {
__set_bit(ENTRY_TXD_BURST, &txdesc->flags);
__set_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags);
}
/*
* Check if more frames (!= fragments) are pending
*/
if (tx_info->flags & IEEE80211_TX_CTL_MORE_FRAMES)
__set_bit(ENTRY_TXD_BURST, &txdesc->flags);
/*
* Beacons and probe responses require the tsf timestamp
* to be inserted into the frame, except for a frame that has been injected

9
drivers/net/wireless/rt2x00/rt2x00queue.h
View File

@ -213,9 +213,16 @@ struct rxdone_entry_desc {
/**
* enum txdone_entry_desc_flags: Flags for &struct txdone_entry_desc
*
* Every txdone report has to contain the basic result of the
* transmission, either &TXDONE_UNKNOWN, &TXDONE_SUCCESS or
* &TXDONE_FAILURE. The flag &TXDONE_FALLBACK can be used in
* conjunction with all of these flags but should only be set
* if retires > 0. The flag &TXDONE_EXCESSIVE_RETRY can only be used
* in conjunction with &TXDONE_FAILURE.
*
* @TXDONE_UNKNOWN: Hardware could not determine success of transmission.
* @TXDONE_SUCCESS: Frame was successfully send
* @TXDONE_FALLBACK: Frame was successfully send using a fallback rate.
* @TXDONE_FALLBACK: Hardware used fallback rates for retries
* @TXDONE_FAILURE: Frame was not successfully send
* @TXDONE_EXCESSIVE_RETRY: In addition to &TXDONE_FAILURE, the
* frame transmission failed due to excessive retries.

45
drivers/net/wireless/rt2x00/rt61pci.c
View File

@ -931,6 +931,9 @@ static void rt61pci_config_retry_limit(struct rt2x00_dev *rt2x00dev,
u32 reg;
rt2x00pci_register_read(rt2x00dev, TXRX_CSR4, &reg);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_DOWN, 1);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_STEP, 0);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_FALLBACK_CCK, 0);
rt2x00_set_field32(&reg, TXRX_CSR4_LONG_RETRY_LIMIT,
libconf->conf->long_frame_max_tx_count);
rt2x00_set_field32(&reg, TXRX_CSR4_SHORT_RETRY_LIMIT,
@ -2049,29 +2052,24 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
struct txdone_entry_desc txdesc;
u32 word;
u32 reg;
u32 old_reg;
int type;
int index;
int i;
/*
* During each loop we will compare the freshly read
* STA_CSR4 register value with the value read from
* the previous loop. If the 2 values are equal then
* we should stop processing because the chance is
* quite big that the device has been unplugged and
* we risk going into an endless loop.
* TX_STA_FIFO is a stack of X entries, hence read TX_STA_FIFO
* at most X times and also stop processing once the TX_STA_FIFO_VALID
* flag is not set anymore.
*
* The legacy drivers use X=TX_RING_SIZE but state in a comment
* that the TX_STA_FIFO stack has a size of 16. We stick to our
* tx ring size for now.
*/
old_reg = 0;
while (1) {
for (i = 0; i < TX_ENTRIES; i++) {
rt2x00pci_register_read(rt2x00dev, STA_CSR4, &reg);
if (!rt2x00_get_field32(reg, STA_CSR4_VALID))
break;
if (old_reg == reg)
break;
old_reg = reg;
/*
* Skip this entry when it contains an invalid
* queue identication number.
@ -2130,6 +2128,13 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
}
txdesc.retry = rt2x00_get_field32(reg, STA_CSR4_RETRY_COUNT);
/*
* the frame was retried at least once
* -> hw used fallback rates
*/
if (txdesc.retry)
__set_bit(TXDONE_FALLBACK, &txdesc.flags);
rt2x00pci_txdone(entry, &txdesc);
}
}
@ -2586,6 +2591,18 @@ static int rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* As rt61 has a global fallback table we cannot specify
* more then one tx rate per frame but since the hw will
* try several rates (based on the fallback table) we should
* still initialize max_rates to the maximum number of rates
* we are going to try. Otherwise mac80211 will truncate our
* reported tx rates and the rc algortihm will end up with
* incorrect data.
*/
rt2x00dev->hw->max_rates = 7;
rt2x00dev->hw->max_rate_tries = 1;
/*
* Initialize hw_mode information.
*/

3
drivers/net/wireless/rt2x00/rt73usb.c
View File

@ -816,6 +816,9 @@ static void rt73usb_config_retry_limit(struct rt2x00_dev *rt2x00dev,
u32 reg;
rt2x00usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_DOWN, 1);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_STEP, 0);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_FALLBACK_CCK, 0);
rt2x00_set_field32(&reg, TXRX_CSR4_LONG_RETRY_LIMIT,
libconf->conf->long_frame_max_tx_count);
rt2x00_set_field32(&reg, TXRX_CSR4_SHORT_RETRY_LIMIT,

3
drivers/net/wireless/zd1211rw/zd_mac.c
View File

@ -42,7 +42,8 @@ static struct zd_reg_alpha2_map reg_alpha2_map[] = {
{ ZD_REGDOMAIN_IC, "CA" },
{ ZD_REGDOMAIN_ETSI, "DE" }, /* Generic ETSI, use most restrictive */
{ ZD_REGDOMAIN_JAPAN, "JP" },
{ ZD_REGDOMAIN_JAPAN_ADD, "JP" },
{ ZD_REGDOMAIN_JAPAN_2, "JP" },
{ ZD_REGDOMAIN_JAPAN_3, "JP" },
{ ZD_REGDOMAIN_SPAIN, "ES" },
{ ZD_REGDOMAIN_FRANCE, "FR" },
};

3
drivers/net/wireless/zd1211rw/zd_mac.h
View File

@ -212,8 +212,9 @@ struct zd_mac {
#define ZD_REGDOMAIN_ETSI 0x30
#define ZD_REGDOMAIN_SPAIN 0x31
#define ZD_REGDOMAIN_FRANCE 0x32
#define ZD_REGDOMAIN_JAPAN_ADD 0x40
#define ZD_REGDOMAIN_JAPAN_2 0x40
#define ZD_REGDOMAIN_JAPAN 0x41
#define ZD_REGDOMAIN_JAPAN_3 0x49
enum {
MIN_CHANNEL24 = 1,

2
include/net/cfg80211.h
View File

@ -810,6 +810,7 @@ struct cfg80211_disassoc_request {
* @beacon_interval: beacon interval to use
* @privacy: this is a protected network, keys will be configured
* after joining
* @basic_rates: bitmap of basic rates to use when creating the IBSS
*/
struct cfg80211_ibss_params {
u8 *ssid;
@ -818,6 +819,7 @@ struct cfg80211_ibss_params {
u8 *ie;
u8 ssid_len, ie_len;
u16 beacon_interval;
u32 basic_rates;
bool channel_fixed;
bool privacy;
};

74
include/net/mac80211.h
View File

@ -19,7 +19,6 @@
#include <linux/wireless.h>
#include <linux/device.h>
#include <linux/ieee80211.h>
#include <linux/inetdevice.h>
#include <net/cfg80211.h>
/**
@ -147,6 +146,7 @@ struct ieee80211_low_level_stats {
* enabled/disabled (beaconing modes)
* @BSS_CHANGED_CQM: Connection quality monitor config changed
* @BSS_CHANGED_IBSS: IBSS join status changed
* @BSS_CHANGED_ARP_FILTER: Hardware ARP filter address list or state changed.
*/
enum ieee80211_bss_change {
BSS_CHANGED_ASSOC = 1<<0,
@ -161,10 +161,18 @@ enum ieee80211_bss_change {
BSS_CHANGED_BEACON_ENABLED = 1<<9,
BSS_CHANGED_CQM = 1<<10,
BSS_CHANGED_IBSS = 1<<11,
BSS_CHANGED_ARP_FILTER = 1<<12,
/* when adding here, make sure to change ieee80211_reconfig */
};
/*
* The maximum number of IPv4 addresses listed for ARP filtering. If the number
* of addresses for an interface increase beyond this value, hardware ARP
* filtering will be disabled.
*/
#define IEEE80211_BSS_ARP_ADDR_LIST_LEN 4
/**
* struct ieee80211_bss_conf - holds the BSS's changing parameters
*
@ -200,6 +208,15 @@ enum ieee80211_bss_change {
* @cqm_rssi_thold: Connection quality monitor RSSI threshold, a zero value
* implies disabled
* @cqm_rssi_hyst: Connection quality monitor RSSI hysteresis
* @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The
* may filter ARP queries targeted for other addresses than listed here.
* The driver must allow ARP queries targeted for all address listed here
* to pass through. An empty list implies no ARP queries need to pass.
* @arp_addr_cnt: Number of addresses currently on the list.
* @arp_filter_enabled: Enable ARP filtering - if enabled, the hardware may
* filter ARP queries based on the @arp_addr_list, if disabled, the
* hardware must not perform any ARP filtering. Note, that the filter will
* be enabled also in promiscuous mode.
*/
struct ieee80211_bss_conf {
const u8 *bssid;
@ -220,6 +237,9 @@ struct ieee80211_bss_conf {
s32 cqm_rssi_thold;
u32 cqm_rssi_hyst;
enum nl80211_channel_type channel_type;
__be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
u8 arp_addr_cnt;
bool arp_filter_enabled;
};
/**
@ -675,9 +695,6 @@ enum ieee80211_smps_mode {
* @dynamic_ps_timeout: The dynamic powersave timeout (in ms), see the
* powersave documentation below. This variable is valid only when
* the CONF_PS flag is set.
* @dynamic_ps_forced_timeout: The dynamic powersave timeout (in ms) configured
* by cfg80211 (essentially, wext) If set, this value overrules the value
* chosen by mac80211 based on ps qos network latency.
*
* @power_level: requested transmit power (in dBm)
*
@ -697,7 +714,7 @@ enum ieee80211_smps_mode {
*/
struct ieee80211_conf {
u32 flags;
int power_level, dynamic_ps_timeout, dynamic_ps_forced_timeout;
int power_level, dynamic_ps_timeout;
int max_sleep_period;
u16 listen_interval;
@ -1445,7 +1462,7 @@ enum ieee80211_filter_flags {
*
* Note that drivers MUST be able to deal with a TX aggregation
* session being stopped even before they OK'ed starting it by
* calling ieee80211_start_tx_ba_cb(_irqsafe), because the peer
* calling ieee80211_start_tx_ba_cb_irqsafe, because the peer
* might receive the addBA frame and send a delBA right away!
*
* @IEEE80211_AMPDU_RX_START: start Rx aggregation
@ -1529,16 +1546,6 @@ enum ieee80211_ampdu_mlme_action {
* of the bss parameters has changed when a call is made. The callback
* can sleep.
*
* @configure_arp_filter: Configuration function for hardware ARP query filter.
* This function is called with all the IP addresses configured to the
* interface as argument - all ARP queries targeted to any of these
* addresses must pass through. If the hardware filter does not support
* enought addresses, hardware filtering must be disabled. The ifa_list
* argument may be NULL, indicating that filtering must be disabled.
* This function is called upon association complete with current
* address(es), and while associated whenever the IP address(es) change.
* The callback can sleep.
*
* @prepare_multicast: Prepare for multicast filter configuration.
* This callback is optional, and its return value is passed
* to configure_filter(). This callback must be atomic.
@ -1640,7 +1647,7 @@ enum ieee80211_ampdu_mlme_action {
* is the first frame we expect to perform the action on. Notice
* that TX/RX_STOP can pass NULL for this parameter.
* Returns a negative error code on failure.
* The callback must be atomic.
* The callback can sleep.
*
* @get_survey: Return per-channel survey information
*
@ -1678,9 +1685,6 @@ struct ieee80211_ops {
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info,
u32 changed);
int (*configure_arp_filter)(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct in_ifaddr *ifa_list);
u64 (*prepare_multicast)(struct ieee80211_hw *hw,
struct netdev_hw_addr_list *mc_list);
void (*configure_filter)(struct ieee80211_hw *hw,
@ -2313,17 +2317,6 @@ void ieee80211_queue_delayed_work(struct ieee80211_hw *hw,
*/
int ieee80211_start_tx_ba_session(struct ieee80211_sta *sta, u16 tid);
/**
* ieee80211_start_tx_ba_cb - low level driver ready to aggregate.
* @vif: &struct ieee80211_vif pointer from the add_interface callback
* @ra: receiver address of the BA session recipient.
* @tid: the TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session.
*/
void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
/**
* ieee80211_start_tx_ba_cb_irqsafe - low level driver ready to aggregate.
* @vif: &struct ieee80211_vif pointer from the add_interface callback
@ -2331,8 +2324,8 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
* @tid: the TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session.
* This version of the function is IRQ-safe.
* finished with preparations for the BA session. It can be called
* from any context.
*/
void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
u16 tid);
@ -2350,17 +2343,6 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
*/
int ieee80211_stop_tx_ba_session(struct ieee80211_sta *sta, u16 tid);
/**
* ieee80211_stop_tx_ba_cb - low level driver ready to stop aggregate.
* @vif: &struct ieee80211_vif pointer from the add_interface callback
* @ra: receiver address of the BA session recipient.
* @tid: the desired TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session tear down.
*/
void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
/**
* ieee80211_stop_tx_ba_cb_irqsafe - low level driver ready to stop aggregate.
* @vif: &struct ieee80211_vif pointer from the add_interface callback
@ -2368,8 +2350,8 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
* @tid: the desired TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session tear down.
* This version of the function is IRQ-safe.
* finished with preparations for the BA session tear down. It
* can be called from any context.
*/
void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
u16 tid);

125
net/mac80211/agg-rx.c
View File

@ -6,39 +6,70 @@
* Copyright 2005-2006, Devicescape Software, Inc.
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2008, Intel Corporation
* Copyright 2007-2010, Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/**
* DOC: RX A-MPDU aggregation
*
* Aggregation on the RX side requires only implementing the
* @ampdu_action callback that is invoked to start/stop any
* block-ack sessions for RX aggregation.
*
* When RX aggregation is started by the peer, the driver is
* notified via @ampdu_action function, with the
* %IEEE80211_AMPDU_RX_START action, and may reject the request
* in which case a negative response is sent to the peer, if it
* accepts it a positive response is sent.
*
* While the session is active, the device/driver are required
* to de-aggregate frames and pass them up one by one to mac80211,
* which will handle the reorder buffer.
*
* When the aggregation session is stopped again by the peer or
* ourselves, the driver's @ampdu_action function will be called
* with the action %IEEE80211_AMPDU_RX_STOP. In this case, the
* call must not fail.
*/
#include <linux/ieee80211.h>
#include <linux/slab.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
static void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason,
bool from_timer)
static void ieee80211_free_tid_rx(struct rcu_head *h)
{
struct tid_ampdu_rx *tid_rx =
container_of(h, struct tid_ampdu_rx, rcu_head);
int i;
for (i = 0; i < tid_rx->buf_size; i++)
dev_kfree_skb(tid_rx->reorder_buf[i]);
kfree(tid_rx->reorder_buf);
kfree(tid_rx->reorder_time);
kfree(tid_rx);
}
void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason)
{
struct ieee80211_local *local = sta->local;
struct tid_ampdu_rx *tid_rx;
int i;
spin_lock_bh(&sta->lock);
/* check if TID is in operational state */
if (!sta->ampdu_mlme.tid_active_rx[tid]) {
spin_unlock_bh(&sta->lock);
return;
}
sta->ampdu_mlme.tid_active_rx[tid] = false;
lockdep_assert_held(&sta->ampdu_mlme.mtx);
tid_rx = sta->ampdu_mlme.tid_rx[tid];
if (!tid_rx)
return;
rcu_assign_pointer(sta->ampdu_mlme.tid_rx[tid], NULL);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Rx BA session stop requested for %pM tid %u\n",
sta->sta.addr, tid);
@ -54,32 +85,17 @@ static void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
ieee80211_send_delba(sta->sdata, sta->sta.addr,
tid, 0, reason);
/* free the reordering buffer */
for (i = 0; i < tid_rx->buf_size; i++) {
if (tid_rx->reorder_buf[i]) {
/* release the reordered frames */
dev_kfree_skb(tid_rx->reorder_buf[i]);
tid_rx->stored_mpdu_num--;
tid_rx->reorder_buf[i] = NULL;
}
}
del_timer_sync(&tid_rx->session_timer);
/* free resources */
kfree(tid_rx->reorder_buf);
kfree(tid_rx->reorder_time);
sta->ampdu_mlme.tid_rx[tid] = NULL;
spin_unlock_bh(&sta->lock);
if (!from_timer)
del_timer_sync(&tid_rx->session_timer);
kfree(tid_rx);
call_rcu(&tid_rx->rcu_head, ieee80211_free_tid_rx);
}
void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason)
{
___ieee80211_stop_rx_ba_session(sta, tid, initiator, reason, false);
mutex_lock(&sta->ampdu_mlme.mtx);
___ieee80211_stop_rx_ba_session(sta, tid, initiator, reason);
mutex_unlock(&sta->ampdu_mlme.mtx);
}
/*
@ -100,8 +116,8 @@ static void sta_rx_agg_session_timer_expired(unsigned long data)
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
#endif
___ieee80211_stop_rx_ba_session(sta, *ptid, WLAN_BACK_RECIPIENT,
WLAN_REASON_QSTA_TIMEOUT, true);
set_bit(*ptid, sta->ampdu_mlme.tid_rx_timer_expired);
ieee80211_queue_work(&sta->local->hw, &sta->ampdu_mlme.work);
}
static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *da, u16 tid,
@ -212,9 +228,9 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* examine state machine */
spin_lock_bh(&sta->lock);
mutex_lock(&sta->ampdu_mlme.mtx);
if (sta->ampdu_mlme.tid_active_rx[tid]) {
if (sta->ampdu_mlme.tid_rx[tid]) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "unexpected AddBA Req from "
@ -225,9 +241,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
}
/* prepare A-MPDU MLME for Rx aggregation */
sta->ampdu_mlme.tid_rx[tid] =
kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC);
if (!sta->ampdu_mlme.tid_rx[tid]) {
tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC);
if (!tid_agg_rx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "allocate rx mlme to tid %d failed\n",
@ -235,14 +250,11 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
#endif
goto end;
}
/* rx timer */
sta->ampdu_mlme.tid_rx[tid]->session_timer.function =
sta_rx_agg_session_timer_expired;
sta->ampdu_mlme.tid_rx[tid]->session_timer.data =
(unsigned long)&sta->timer_to_tid[tid];
init_timer(&sta->ampdu_mlme.tid_rx[tid]->session_timer);
tid_agg_rx = sta->ampdu_mlme.tid_rx[tid];
/* rx timer */
tid_agg_rx->session_timer.function = sta_rx_agg_session_timer_expired;
tid_agg_rx->session_timer.data = (unsigned long)&sta->timer_to_tid[tid];
init_timer(&tid_agg_rx->session_timer);
/* prepare reordering buffer */
tid_agg_rx->reorder_buf =
@ -257,8 +269,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
#endif
kfree(tid_agg_rx->reorder_buf);
kfree(tid_agg_rx->reorder_time);
kfree(sta->ampdu_mlme.tid_rx[tid]);
sta->ampdu_mlme.tid_rx[tid] = NULL;
kfree(tid_agg_rx);
goto end;
}
@ -270,13 +281,12 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
if (ret) {
kfree(tid_agg_rx->reorder_buf);
kfree(tid_agg_rx->reorder_time);
kfree(tid_agg_rx);
sta->ampdu_mlme.tid_rx[tid] = NULL;
goto end;
}
/* change state and send addba resp */
sta->ampdu_mlme.tid_active_rx[tid] = true;
/* update data */
tid_agg_rx->dialog_token = dialog_token;
tid_agg_rx->ssn = start_seq_num;
tid_agg_rx->head_seq_num = start_seq_num;
@ -284,8 +294,15 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
tid_agg_rx->timeout = timeout;
tid_agg_rx->stored_mpdu_num = 0;
status = WLAN_STATUS_SUCCESS;
/* activate it for RX */
rcu_assign_pointer(sta->ampdu_mlme.tid_rx[tid], tid_agg_rx);
if (timeout)
mod_timer(&tid_agg_rx->session_timer, TU_TO_EXP_TIME(timeout));
end:
spin_unlock_bh(&sta->lock);
mutex_unlock(&sta->ampdu_mlme.mtx);
end_no_lock:
ieee80211_send_addba_resp(sta->sdata, sta->sta.addr, tid,

547
net/mac80211/agg-tx.c
View File

@ -6,7 +6,7 @@
* Copyright 2005-2006, Devicescape Software, Inc.
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2009, Intel Corporation
* Copyright 2007-2010, Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -21,28 +21,39 @@
#include "wme.h"
/**
* DOC: TX aggregation
* DOC: TX A-MPDU aggregation
*
* Aggregation on the TX side requires setting the hardware flag
* %IEEE80211_HW_AMPDU_AGGREGATION as well as, if present, the @ampdu_queues
* hardware parameter to the number of hardware AMPDU queues. If there are no
* hardware queues then the driver will (currently) have to do all frame
* buffering.
* %IEEE80211_HW_AMPDU_AGGREGATION. The driver will then be handed
* packets with a flag indicating A-MPDU aggregation. The driver
* or device is responsible for actually aggregating the frames,
* as well as deciding how many and which to aggregate.
*
* When TX aggregation is started by some subsystem (usually the rate control
* algorithm would be appropriate) by calling the
* ieee80211_start_tx_ba_session() function, the driver will be notified via
* its @ampdu_action function, with the %IEEE80211_AMPDU_TX_START action.
* When TX aggregation is started by some subsystem (usually the rate
* control algorithm would be appropriate) by calling the
* ieee80211_start_tx_ba_session() function, the driver will be
* notified via its @ampdu_action function, with the
* %IEEE80211_AMPDU_TX_START action.
*
* In response to that, the driver is later required to call the
* ieee80211_start_tx_ba_cb() (or ieee80211_start_tx_ba_cb_irqsafe())
* function, which will start the aggregation session.
* ieee80211_start_tx_ba_cb_irqsafe() function, which will really
* start the aggregation session after the peer has also responded.
* If the peer responds negatively, the session will be stopped
* again right away. Note that it is possible for the aggregation
* session to be stopped before the driver has indicated that it
* is done setting it up, in which case it must not indicate the
* setup completion.
*
* Similarly, when the aggregation session is stopped by
* ieee80211_stop_tx_ba_session(), the driver's @ampdu_action function will
* be called with the action %IEEE80211_AMPDU_TX_STOP. In this case, the
* call must not fail, and the driver must later call ieee80211_stop_tx_ba_cb()
* (or ieee80211_stop_tx_ba_cb_irqsafe()).
* Also note that, since we also need to wait for a response from
* the peer, the driver is notified of the completion of the
* handshake by the %IEEE80211_AMPDU_TX_OPERATIONAL action to the
* @ampdu_action callback.
*
* Similarly, when the aggregation session is stopped by the peer
* or something calling ieee80211_stop_tx_ba_session(), the driver's
* @ampdu_action function will be called with the action
* %IEEE80211_AMPDU_TX_STOP. In this case, the call must not fail,
* and the driver must later call ieee80211_stop_tx_ba_cb_irqsafe().
*/
static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
@ -125,25 +136,53 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1
ieee80211_tx_skb(sdata, skb);
}
static void kfree_tid_tx(struct rcu_head *rcu_head)
{
struct tid_ampdu_tx *tid_tx =
container_of(rcu_head, struct tid_ampdu_tx, rcu_head);
kfree(tid_tx);
}
int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator)
{
struct ieee80211_local *local = sta->local;
struct tid_ampdu_tx *tid_tx = sta->ampdu_mlme.tid_tx[tid];
int ret;
u8 *state;
lockdep_assert_held(&sta->ampdu_mlme.mtx);
if (!tid_tx)
return -ENOENT;
spin_lock_bh(&sta->lock);
if (test_bit(HT_AGG_STATE_WANT_START, &tid_tx->state)) {
/* not even started yet! */
rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], NULL);
spin_unlock_bh(&sta->lock);
call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
return 0;
}
spin_unlock_bh(&sta->lock);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Tx BA session stop requested for %pM tid %u\n",
sta->sta.addr, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
state = &sta->ampdu_mlme.tid_state_tx[tid];
set_bit(HT_AGG_STATE_STOPPING, &tid_tx->state);
if (*state == HT_AGG_STATE_OPERATIONAL)
sta->ampdu_mlme.addba_req_num[tid] = 0;
/*
* After this packets are no longer handed right through
* to the driver but are put onto tid_tx->pending instead,
* with locking to ensure proper access.
*/
clear_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state);
*state = HT_AGG_STATE_REQ_STOP_BA_MSK |
(initiator << HT_AGG_STATE_INITIATOR_SHIFT);
tid_tx->stop_initiator = initiator;
ret = drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_STOP,
@ -174,16 +213,14 @@ static void sta_addba_resp_timer_expired(unsigned long data)
u16 tid = *(u8 *)data;
struct sta_info *sta = container_of((void *)data,
struct sta_info, timer_to_tid[tid]);
u8 *state;
state = &sta->ampdu_mlme.tid_state_tx[tid];
struct tid_ampdu_tx *tid_tx;
/* check if the TID waits for addBA response */
spin_lock_bh(&sta->lock);
if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK |
HT_AGG_STATE_REQ_STOP_BA_MSK)) !=
HT_ADDBA_REQUESTED_MSK) {
spin_unlock_bh(&sta->lock);
rcu_read_lock();
tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]);
if (!tid_tx ||
test_bit(HT_AGG_STATE_RESPONSE_RECEIVED, &tid_tx->state)) {
rcu_read_unlock();
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "timer expired on tid %d but we are not "
"(or no longer) expecting addBA response there\n",
@ -196,8 +233,8 @@ static void sta_addba_resp_timer_expired(unsigned long data)
printk(KERN_DEBUG "addBA response timer expired on tid %d\n", tid);
#endif
___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
spin_unlock_bh(&sta->lock);
ieee80211_stop_tx_ba_session(&sta->sta, tid);
rcu_read_unlock();
}
static inline int ieee80211_ac_from_tid(int tid)
@ -205,14 +242,112 @@ static inline int ieee80211_ac_from_tid(int tid)
return ieee802_1d_to_ac[tid & 7];
}
/*
* When multiple aggregation sessions on multiple stations
* are being created/destroyed simultaneously, we need to
* refcount the global queue stop caused by that in order
* to not get into a situation where one of the aggregation
* setup or teardown re-enables queues before the other is
* ready to handle that.
*
* These two functions take care of this issue by keeping
* a global "agg_queue_stop" refcount.
*/
static void __acquires(agg_queue)
ieee80211_stop_queue_agg(struct ieee80211_local *local, int tid)
{
int queue = ieee80211_ac_from_tid(tid);
if (atomic_inc_return(&local->agg_queue_stop[queue]) == 1)
ieee80211_stop_queue_by_reason(
&local->hw, queue,
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
__acquire(agg_queue);
}
static void __releases(agg_queue)
ieee80211_wake_queue_agg(struct ieee80211_local *local, int tid)
{
int queue = ieee80211_ac_from_tid(tid);
if (atomic_dec_return(&local->agg_queue_stop[queue]) == 0)
ieee80211_wake_queue_by_reason(
&local->hw, queue,
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
__release(agg_queue);
}
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
{
struct tid_ampdu_tx *tid_tx = sta->ampdu_mlme.tid_tx[tid];
struct ieee80211_local *local = sta->local;
struct ieee80211_sub_if_data *sdata = sta->sdata;
u16 start_seq_num;
int ret;
lockdep_assert_held(&sta->ampdu_mlme.mtx);
/*
* While we're asking the driver about the aggregation,
* stop the AC queue so that we don't have to worry
* about frames that came in while we were doing that,
* which would require us to put them to the AC pending
* afterwards which just makes the code more complex.
*/
ieee80211_stop_queue_agg(local, tid);
clear_bit(HT_AGG_STATE_WANT_START, &tid_tx->state);
/*
* make sure no packets are being processed to get
* valid starting sequence number
*/
synchronize_net();
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
&sta->sta, tid, &start_seq_num);
if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
" tid %d\n", tid);
#endif
spin_lock_bh(&sta->lock);
rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], NULL);
spin_unlock_bh(&sta->lock);
ieee80211_wake_queue_agg(local, tid);
call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
return;
}
/* we can take packets again now */
ieee80211_wake_queue_agg(local, tid);
/* activate the timer for the recipient's addBA response */
mod_timer(&tid_tx->addba_resp_timer, jiffies + ADDBA_RESP_INTERVAL);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "activated addBA response timer on tid %d\n", tid);
#endif
spin_lock_bh(&sta->lock);
sta->ampdu_mlme.addba_req_num[tid]++;
spin_unlock_bh(&sta->lock);
/* send AddBA request */
ieee80211_send_addba_request(sdata, sta->sta.addr, tid,
tid_tx->dialog_token, start_seq_num,
0x40, 5000);
}
int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
{
struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct ieee80211_local *local = sdata->local;
u8 *state;
struct tid_ampdu_tx *tid_tx;
int ret = 0;
u16 start_seq_num;
trace_api_start_tx_ba_session(pubsta, tid);
@ -239,24 +374,15 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
sdata->vif.type != NL80211_IFTYPE_AP)
return -EINVAL;
if (test_sta_flags(sta, WLAN_STA_DISASSOC)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Disassociation is in progress. "
"Denying BA session request\n");
#endif
return -EINVAL;
}
if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Suspend in progress. "
printk(KERN_DEBUG "BA sessions blocked. "
"Denying BA session request\n");
#endif
return -EINVAL;
}
spin_lock_bh(&sta->lock);
spin_lock(&local->ampdu_lock);
/* we have tried too many times, receiver does not want A-MPDU */
if (sta->ampdu_mlme.addba_req_num[tid] > HT_AGG_MAX_RETRIES) {
@ -264,9 +390,9 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
goto err_unlock_sta;
}
state = &sta->ampdu_mlme.tid_state_tx[tid];
tid_tx = sta->ampdu_mlme.tid_tx[tid];
/* check if the TID is not in aggregation flow already */
if (*state != HT_AGG_STATE_IDLE) {
if (tid_tx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - session is not "
"idle on tid %u\n", tid);
@ -275,96 +401,37 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
goto err_unlock_sta;
}
/*
* While we're asking the driver about the aggregation,
* stop the AC queue so that we don't have to worry
* about frames that came in while we were doing that,
* which would require us to put them to the AC pending
* afterwards which just makes the code more complex.
*/
ieee80211_stop_queue_by_reason(
&local->hw, ieee80211_ac_from_tid(tid),
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
/* prepare A-MPDU MLME for Tx aggregation */
sta->ampdu_mlme.tid_tx[tid] =
kmalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);
if (!sta->ampdu_mlme.tid_tx[tid]) {
tid_tx = kzalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);
if (!tid_tx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "allocate tx mlme to tid %d failed\n",
tid);
#endif
ret = -ENOMEM;
goto err_wake_queue;
goto err_unlock_sta;
}
skb_queue_head_init(&sta->ampdu_mlme.tid_tx[tid]->pending);
skb_queue_head_init(&tid_tx->pending);
__set_bit(HT_AGG_STATE_WANT_START, &tid_tx->state);
/* Tx timer */
sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer.function =
sta_addba_resp_timer_expired;
sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer.data =
(unsigned long)&sta->timer_to_tid[tid];
init_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
tid_tx->addba_resp_timer.function = sta_addba_resp_timer_expired;
tid_tx->addba_resp_timer.data = (unsigned long)&sta->timer_to_tid[tid];
init_timer(&tid_tx->addba_resp_timer);
/* Ok, the Addba frame hasn't been sent yet, but if the driver calls the
* call back right away, it must see that the flow has begun */
*state |= HT_ADDBA_REQUESTED_MSK;
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
pubsta, tid, &start_seq_num);
if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
" tid %d\n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
*state = HT_AGG_STATE_IDLE;
goto err_free;
}
/* Driver vetoed or OKed, but we can take packets again now */
ieee80211_wake_queue_by_reason(
&local->hw, ieee80211_ac_from_tid(tid),
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
spin_unlock(&local->ampdu_lock);
/* prepare tid data */
/* assign a dialog token */
sta->ampdu_mlme.dialog_token_allocator++;
sta->ampdu_mlme.tid_tx[tid]->dialog_token =
sta->ampdu_mlme.dialog_token_allocator;
sta->ampdu_mlme.tid_tx[tid]->ssn = start_seq_num;
tid_tx->dialog_token = sta->ampdu_mlme.dialog_token_allocator;
spin_unlock_bh(&sta->lock);
/* finally, assign it to the array */
rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], tid_tx);
/* send AddBA request */
ieee80211_send_addba_request(sdata, pubsta->addr, tid,
sta->ampdu_mlme.tid_tx[tid]->dialog_token,
sta->ampdu_mlme.tid_tx[tid]->ssn,
0x40, 5000);
sta->ampdu_mlme.addba_req_num[tid]++;
/* activate the timer for the recipient's addBA response */
sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer.expires =
jiffies + ADDBA_RESP_INTERVAL;
add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "activated addBA response timer on tid %d\n", tid);
#endif
return 0;
ieee80211_queue_work(&local->hw, &sta->ampdu_mlme.work);
err_free:
kfree(sta->ampdu_mlme.tid_tx[tid]);
sta->ampdu_mlme.tid_tx[tid] = NULL;
err_wake_queue:
ieee80211_wake_queue_by_reason(
&local->hw, ieee80211_ac_from_tid(tid),
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
/* this flow continues off the work */
err_unlock_sta:
spin_unlock(&local->ampdu_lock);
spin_unlock_bh(&sta->lock);
return ret;
}
@ -372,69 +439,65 @@ EXPORT_SYMBOL(ieee80211_start_tx_ba_session);
/*
* splice packets from the STA's pending to the local pending,
* requires a call to ieee80211_agg_splice_finish and holding
* local->ampdu_lock across both calls.
* requires a call to ieee80211_agg_splice_finish later
*/
static void ieee80211_agg_splice_packets(struct ieee80211_local *local,
struct sta_info *sta, u16 tid)
static void __acquires(agg_queue)
ieee80211_agg_splice_packets(struct ieee80211_local *local,
struct tid_ampdu_tx *tid_tx, u16 tid)
{
int queue = ieee80211_ac_from_tid(tid);
unsigned long flags;
u16 queue = ieee80211_ac_from_tid(tid);
ieee80211_stop_queue_by_reason(
&local->hw, queue,
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
ieee80211_stop_queue_agg(local, tid);
if (!(sta->ampdu_mlme.tid_state_tx[tid] & HT_ADDBA_REQUESTED_MSK))
if (WARN(!tid_tx, "TID %d gone but expected when splicing aggregates"
" from the pending queue\n", tid))
return;
if (WARN(!sta->ampdu_mlme.tid_tx[tid],
"TID %d gone but expected when splicing aggregates from"
"the pending queue\n", tid))
return;
if (!skb_queue_empty(&sta->ampdu_mlme.tid_tx[tid]->pending)) {
if (!skb_queue_empty(&tid_tx->pending)) {
spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
/* copy over remaining packets */
skb_queue_splice_tail_init(
&sta->ampdu_mlme.tid_tx[tid]->pending,
&local->pending[queue]);
skb_queue_splice_tail_init(&tid_tx->pending,
&local->pending[queue]);
spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
}
}
static void ieee80211_agg_splice_finish(struct ieee80211_local *local,
struct sta_info *sta, u16 tid)
static void __releases(agg_queue)
ieee80211_agg_splice_finish(struct ieee80211_local *local, u16 tid)
{
u16 queue = ieee80211_ac_from_tid(tid);
ieee80211_wake_queue_by_reason(
&local->hw, queue,
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
ieee80211_wake_queue_agg(local, tid);
}
/* caller must hold sta->lock */
static void ieee80211_agg_tx_operational(struct ieee80211_local *local,
struct sta_info *sta, u16 tid)
{
lockdep_assert_held(&sta->ampdu_mlme.mtx);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Aggregation is on for tid %d\n", tid);
#endif
spin_lock(&local->ampdu_lock);
ieee80211_agg_splice_packets(local, sta, tid);
/*
* NB: we rely on sta->lock being taken in the TX
* processing here when adding to the pending queue,
* otherwise we could only change the state of the
* session to OPERATIONAL _here_.
*/
ieee80211_agg_splice_finish(local, sta, tid);
spin_unlock(&local->ampdu_lock);
drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_OPERATIONAL,
&sta->sta, tid, NULL);
/*
* synchronize with TX path, while splicing the TX path
* should block so it won't put more packets onto pending.
*/
spin_lock_bh(&sta->lock);
ieee80211_agg_splice_packets(local, sta->ampdu_mlme.tid_tx[tid], tid);
/*
* Now mark as operational. This will be visible
* in the TX path, and lets it go lock-free in
* the common case.
*/
set_bit(HT_AGG_STATE_OPERATIONAL, &sta->ampdu_mlme.tid_tx[tid]->state);
ieee80211_agg_splice_finish(local, tid);
spin_unlock_bh(&sta->lock);
}
void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
@ -442,7 +505,7 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
u8 *state;
struct tid_ampdu_tx *tid_tx;
trace_api_start_tx_ba_cb(sdata, ra, tid);
@ -454,42 +517,36 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
return;
}
rcu_read_lock();
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, ra);
if (!sta) {
rcu_read_unlock();
mutex_unlock(&local->sta_mtx);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Could not find station: %pM\n", ra);
#endif
return;
}
state = &sta->ampdu_mlme.tid_state_tx[tid];
spin_lock_bh(&sta->lock);
mutex_lock(&sta->ampdu_mlme.mtx);
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (WARN_ON(!(*state & HT_ADDBA_REQUESTED_MSK))) {
if (WARN_ON(!tid_tx)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "addBA was not requested yet, state is %d\n",
*state);
printk(KERN_DEBUG "addBA was not requested!\n");
#endif
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
return;
goto unlock;
}
if (WARN_ON(*state & HT_ADDBA_DRV_READY_MSK))
goto out;
if (WARN_ON(test_and_set_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state)))
goto unlock;
*state |= HT_ADDBA_DRV_READY_MSK;
if (*state == HT_AGG_STATE_OPERATIONAL)
if (test_bit(HT_AGG_STATE_RESPONSE_RECEIVED, &tid_tx->state))
ieee80211_agg_tx_operational(local, sta, tid);
out:
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
unlock:
mutex_unlock(&sta->ampdu_mlme.mtx);
mutex_unlock(&local->sta_mtx);
}
EXPORT_SYMBOL(ieee80211_start_tx_ba_cb);
void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
const u8 *ra, u16 tid)
@ -510,33 +567,24 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
memcpy(&ra_tid->ra, ra, ETH_ALEN);
ra_tid->tid = tid;
ra_tid->vif = vif;
skb->pkt_type = IEEE80211_ADDBA_MSG;
skb_queue_tail(&local->skb_queue, skb);
tasklet_schedule(&local->tasklet);
skb->pkt_type = IEEE80211_SDATA_QUEUE_AGG_START;
skb_queue_tail(&sdata->skb_queue, skb);
ieee80211_queue_work(&local->hw, &sdata->work);
}
EXPORT_SYMBOL(ieee80211_start_tx_ba_cb_irqsafe);
int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator)
{
u8 *state;
int ret;
/* check if the TID is in aggregation */
state = &sta->ampdu_mlme.tid_state_tx[tid];
spin_lock_bh(&sta->lock);
if (*state != HT_AGG_STATE_OPERATIONAL) {
ret = -ENOENT;
goto unlock;
}
mutex_lock(&sta->ampdu_mlme.mtx);
ret = ___ieee80211_stop_tx_ba_session(sta, tid, initiator);
unlock:
spin_unlock_bh(&sta->lock);
mutex_unlock(&sta->ampdu_mlme.mtx);
return ret;
}
@ -545,6 +593,8 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct ieee80211_local *local = sdata->local;
struct tid_ampdu_tx *tid_tx;
int ret = 0;
trace_api_stop_tx_ba_session(pubsta, tid);
@ -554,7 +604,26 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
if (tid >= STA_TID_NUM)
return -EINVAL;
return __ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
spin_lock_bh(&sta->lock);
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx) {
ret = -ENOENT;
goto unlock;
}
if (test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
/* already in progress stopping it */
ret = 0;
goto unlock;
}
set_bit(HT_AGG_STATE_WANT_STOP, &tid_tx->state);
ieee80211_queue_work(&local->hw, &sta->ampdu_mlme.work);
unlock:
spin_unlock_bh(&sta->lock);
return ret;
}
EXPORT_SYMBOL(ieee80211_stop_tx_ba_session);
@ -563,7 +632,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
u8 *state;
struct tid_ampdu_tx *tid_tx;
trace_api_stop_tx_ba_cb(sdata, ra, tid);
@ -580,51 +649,56 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
rcu_read_lock();
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, ra);
if (!sta) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Could not find station: %pM\n", ra);
#endif
rcu_read_unlock();
return;
goto unlock;
}
state = &sta->ampdu_mlme.tid_state_tx[tid];
/* NOTE: no need to use sta->lock in this state check, as
* ieee80211_stop_tx_ba_session will let only one stop call to
* pass through per sta/tid
*/
if ((*state & HT_AGG_STATE_REQ_STOP_BA_MSK) == 0) {
mutex_lock(&sta->ampdu_mlme.mtx);
spin_lock_bh(&sta->lock);
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx || !test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "unexpected callback to A-MPDU stop\n");
#endif
rcu_read_unlock();
return;
goto unlock_sta;
}
if (*state & HT_AGG_STATE_INITIATOR_MSK)
if (tid_tx->stop_initiator == WLAN_BACK_INITIATOR)
ieee80211_send_delba(sta->sdata, ra, tid,
WLAN_BACK_INITIATOR, WLAN_REASON_QSTA_NOT_USE);
spin_lock_bh(&sta->lock);
spin_lock(&local->ampdu_lock);
/*
* When we get here, the TX path will not be lockless any more wrt.
* aggregation, since the OPERATIONAL bit has long been cleared.
* Thus it will block on getting the lock, if it occurs. So if we
* stop the queue now, we will not get any more packets, and any
* that might be being processed will wait for us here, thereby
* guaranteeing that no packets go to the tid_tx pending queue any
* more.
*/
ieee80211_agg_splice_packets(local, sta, tid);
ieee80211_agg_splice_packets(local, tid_tx, tid);
*state = HT_AGG_STATE_IDLE;
/* from now on packets are no longer put onto sta->pending */
kfree(sta->ampdu_mlme.tid_tx[tid]);
sta->ampdu_mlme.tid_tx[tid] = NULL;
/* future packets must not find the tid_tx struct any more */
rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], NULL);
ieee80211_agg_splice_finish(local, sta, tid);
ieee80211_agg_splice_finish(local, tid);
spin_unlock(&local->ampdu_lock);
call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
unlock_sta:
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
mutex_unlock(&sta->ampdu_mlme.mtx);
unlock:
mutex_unlock(&local->sta_mtx);
}
EXPORT_SYMBOL(ieee80211_stop_tx_ba_cb);
void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
const u8 *ra, u16 tid)
@ -645,11 +719,10 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
memcpy(&ra_tid->ra, ra, ETH_ALEN);
ra_tid->tid = tid;
ra_tid->vif = vif;
skb->pkt_type = IEEE80211_DELBA_MSG;
skb_queue_tail(&local->skb_queue, skb);
tasklet_schedule(&local->tasklet);
skb->pkt_type = IEEE80211_SDATA_QUEUE_AGG_STOP;
skb_queue_tail(&sdata->skb_queue, skb);
ieee80211_queue_work(&local->hw, &sdata->work);
}
EXPORT_SYMBOL(ieee80211_stop_tx_ba_cb_irqsafe);
@ -659,40 +732,40 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
struct ieee80211_mgmt *mgmt,
size_t len)
{
struct tid_ampdu_tx *tid_tx;
u16 capab, tid;
u8 *state;
capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
state = &sta->ampdu_mlme.tid_state_tx[tid];
mutex_lock(&sta->ampdu_mlme.mtx);
spin_lock_bh(&sta->lock);
if (!(*state & HT_ADDBA_REQUESTED_MSK))
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx)
goto out;
if (mgmt->u.action.u.addba_resp.dialog_token !=
sta->ampdu_mlme.tid_tx[tid]->dialog_token) {
if (mgmt->u.action.u.addba_resp.dialog_token != tid_tx->dialog_token) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
#endif
goto out;
}
del_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
del_timer(&tid_tx->addba_resp_timer);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "switched off addBA timer for tid %d\n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
#endif
if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
== WLAN_STATUS_SUCCESS) {
u8 curstate = *state;
if (test_and_set_bit(HT_AGG_STATE_RESPONSE_RECEIVED,
&tid_tx->state)) {
/* ignore duplicate response */
goto out;
}
*state |= HT_ADDBA_RECEIVED_MSK;
if (*state != curstate && *state == HT_AGG_STATE_OPERATIONAL)
if (test_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state))
ieee80211_agg_tx_operational(local, sta, tid);
sta->ampdu_mlme.addba_req_num[tid] = 0;
@ -701,5 +774,5 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
}
out:
spin_unlock_bh(&sta->lock);
mutex_unlock(&sta->ampdu_mlme.mtx);
}

57
net/mac80211/cfg.c
View File

@ -1446,7 +1446,6 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_conf *conf = &local->hw.conf;
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return -EOPNOTSUPP;
@ -1455,11 +1454,11 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
return -EOPNOTSUPP;
if (enabled == sdata->u.mgd.powersave &&
timeout == conf->dynamic_ps_forced_timeout)
timeout == local->dynamic_ps_forced_timeout)
return 0;
sdata->u.mgd.powersave = enabled;
conf->dynamic_ps_forced_timeout = timeout;
local->dynamic_ps_forced_timeout = timeout;
/* no change, but if automatic follow powersave */
mutex_lock(&sdata->u.mgd.mtx);
@ -1555,9 +1554,55 @@ static int ieee80211_action(struct wiphy *wiphy, struct net_device *dev,
bool channel_type_valid,
const u8 *buf, size_t len, u64 *cookie)
{
return ieee80211_mgd_action(IEEE80211_DEV_TO_SUB_IF(dev), chan,
channel_type, channel_type_valid,
buf, len, cookie);
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct sta_info *sta;
const struct ieee80211_mgmt *mgmt = (void *)buf;
u32 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
IEEE80211_TX_CTL_REQ_TX_STATUS;
/* Check that we are on the requested channel for transmission */
if (chan != local->tmp_channel &&
chan != local->oper_channel)
return -EBUSY;
if (channel_type_valid &&
(channel_type != local->tmp_channel_type &&
channel_type != local->_oper_channel_type))
return -EBUSY;
switch (sdata->vif.type) {
case NL80211_IFTYPE_ADHOC:
if (mgmt->u.action.category == WLAN_CATEGORY_PUBLIC)
break;
rcu_read_lock();
sta = sta_info_get(sdata, mgmt->da);
rcu_read_unlock();
if (!sta)
return -ENOLINK;
break;
case NL80211_IFTYPE_STATION:
if (!(sdata->u.mgd.flags & IEEE80211_STA_MFP_ENABLED))
flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
break;
default:
return -EOPNOTSUPP;
}
skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
if (!skb)
return -ENOMEM;
skb_reserve(skb, local->hw.extra_tx_headroom);
memcpy(skb_put(skb, len), buf, len);
IEEE80211_SKB_CB(skb)->flags = flags;
skb->dev = sdata->dev;
ieee80211_tx_skb(sdata, skb);
*cookie = (unsigned long) skb;
return 0;
}
struct cfg80211_ops mac80211_config_ops = {

2
net/mac80211/debugfs_key.c
View File

@ -143,7 +143,7 @@ static ssize_t key_rx_spec_read(struct file *file, char __user *userbuf,
len = p - buf;
break;
case ALG_CCMP:
for (i = 0; i < NUM_RX_DATA_QUEUES; i++) {
for (i = 0; i < NUM_RX_DATA_QUEUES + 1; i++) {
rpn = key->u.ccmp.rx_pn[i];
p += scnprintf(p, sizeof(buf)+buf-p,
"%02x%02x%02x%02x%02x%02x\n",

17
net/mac80211/debugfs_sta.c
View File

@ -121,28 +121,25 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n",
sta->ampdu_mlme.dialog_token_allocator + 1);
p += scnprintf(p, sizeof(buf) + buf - p,
"TID\t\tRX active\tDTKN\tSSN\t\tTX\tDTKN\tSSN\tpending\n");
"TID\t\tRX active\tDTKN\tSSN\t\tTX\tDTKN\tpending\n");
for (i = 0; i < STA_TID_NUM; i++) {
p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i);
p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
sta->ampdu_mlme.tid_active_rx[i]);
!!sta->ampdu_mlme.tid_rx[i]);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
sta->ampdu_mlme.tid_active_rx[i] ?
sta->ampdu_mlme.tid_rx[i] ?
sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x",
sta->ampdu_mlme.tid_active_rx[i] ?
sta->ampdu_mlme.tid_rx[i] ?
sta->ampdu_mlme.tid_rx[i]->ssn : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
sta->ampdu_mlme.tid_state_tx[i]);
!!sta->ampdu_mlme.tid_tx[i]);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
sta->ampdu_mlme.tid_state_tx[i] ?
sta->ampdu_mlme.tid_tx[i] ?
sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x",
sta->ampdu_mlme.tid_state_tx[i] ?
sta->ampdu_mlme.tid_tx[i]->ssn : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d",
sta->ampdu_mlme.tid_state_tx[i] ?
sta->ampdu_mlme.tid_tx[i] ?
skb_queue_len(&sta->ampdu_mlme.tid_tx[i]->pending) : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\n");
}

106
net/mac80211/driver-ops.h
View File

@ -16,10 +16,11 @@ static inline int drv_start(struct ieee80211_local *local)
might_sleep();
trace_drv_start(local);
local->started = true;
smp_mb();
ret = local->ops->start(&local->hw);
trace_drv_start(local, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -27,8 +28,9 @@ static inline void drv_stop(struct ieee80211_local *local)
{
might_sleep();
local->ops->stop(&local->hw);
trace_drv_stop(local);
local->ops->stop(&local->hw);
trace_drv_return_void(local);
/* sync away all work on the tasklet before clearing started */
tasklet_disable(&local->tasklet);
@ -46,8 +48,9 @@ static inline int drv_add_interface(struct ieee80211_local *local,
might_sleep();
trace_drv_add_interface(local, vif_to_sdata(vif));
ret = local->ops->add_interface(&local->hw, vif);
trace_drv_add_interface(local, vif_to_sdata(vif), ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -56,8 +59,9 @@ static inline void drv_remove_interface(struct ieee80211_local *local,
{
might_sleep();
local->ops->remove_interface(&local->hw, vif);
trace_drv_remove_interface(local, vif_to_sdata(vif));
local->ops->remove_interface(&local->hw, vif);
trace_drv_return_void(local);
}
static inline int drv_config(struct ieee80211_local *local, u32 changed)
@ -66,8 +70,9 @@ static inline int drv_config(struct ieee80211_local *local, u32 changed)
might_sleep();
trace_drv_config(local, changed);
ret = local->ops->config(&local->hw, changed);
trace_drv_config(local, changed, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -78,26 +83,10 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local,
{
might_sleep();
trace_drv_bss_info_changed(local, sdata, info, changed);
if (local->ops->bss_info_changed)
local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
trace_drv_bss_info_changed(local, sdata, info, changed);
}
struct in_ifaddr;
static inline int drv_configure_arp_filter(struct ieee80211_local *local,
struct ieee80211_vif *vif,
struct in_ifaddr *ifa_list)
{
int ret = 0;
might_sleep();
if (local->ops->configure_arp_filter)
ret = local->ops->configure_arp_filter(&local->hw, vif,
ifa_list);
trace_drv_configure_arp_filter(local, vif_to_sdata(vif), ifa_list, ret);
return ret;
trace_drv_return_void(local);
}
static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
@ -105,10 +94,12 @@ static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
{
u64 ret = 0;
trace_drv_prepare_multicast(local, mc_list->count);
if (local->ops->prepare_multicast)
ret = local->ops->prepare_multicast(&local->hw, mc_list);
trace_drv_prepare_multicast(local, mc_list->count, ret);
trace_drv_return_u64(local, ret);
return ret;
}
@ -120,19 +111,21 @@ static inline void drv_configure_filter(struct ieee80211_local *local,
{
might_sleep();
local->ops->configure_filter(&local->hw, changed_flags, total_flags,
multicast);
trace_drv_configure_filter(local, changed_flags, total_flags,
multicast);
local->ops->configure_filter(&local->hw, changed_flags, total_flags,
multicast);
trace_drv_return_void(local);
}
static inline int drv_set_tim(struct ieee80211_local *local,
struct ieee80211_sta *sta, bool set)
{
int ret = 0;
trace_drv_set_tim(local, sta, set);
if (local->ops->set_tim)
ret = local->ops->set_tim(&local->hw, sta, set);
trace_drv_set_tim(local, sta, set, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -146,8 +139,9 @@ static inline int drv_set_key(struct ieee80211_local *local,
might_sleep();
trace_drv_set_key(local, cmd, sdata, sta, key);
ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
trace_drv_set_key(local, cmd, sdata, sta, key, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -162,10 +156,11 @@ static inline void drv_update_tkip_key(struct ieee80211_local *local,
if (sta)
ista = &sta->sta;
trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
if (local->ops->update_tkip_key)
local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
ista, iv32, phase1key);
trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
trace_drv_return_void(local);
}
static inline int drv_hw_scan(struct ieee80211_local *local,
@ -176,8 +171,9 @@ static inline int drv_hw_scan(struct ieee80211_local *local,
might_sleep();
trace_drv_hw_scan(local, sdata, req);
ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
trace_drv_hw_scan(local, sdata, req, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -185,18 +181,20 @@ static inline void drv_sw_scan_start(struct ieee80211_local *local)
{
might_sleep();
trace_drv_sw_scan_start(local);
if (local->ops->sw_scan_start)
local->ops->sw_scan_start(&local->hw);
trace_drv_sw_scan_start(local);
trace_drv_return_void(local);
}
static inline void drv_sw_scan_complete(struct ieee80211_local *local)
{
might_sleep();
trace_drv_sw_scan_complete(local);
if (local->ops->sw_scan_complete)
local->ops->sw_scan_complete(&local->hw);
trace_drv_sw_scan_complete(local);
trace_drv_return_void(local);
}
static inline int drv_get_stats(struct ieee80211_local *local,
@ -228,9 +226,10 @@ static inline int drv_set_rts_threshold(struct ieee80211_local *local,
might_sleep();
trace_drv_set_rts_threshold(local, value);
if (local->ops->set_rts_threshold)
ret = local->ops->set_rts_threshold(&local->hw, value);
trace_drv_set_rts_threshold(local, value, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -240,12 +239,13 @@ static inline int drv_set_coverage_class(struct ieee80211_local *local,
int ret = 0;
might_sleep();
trace_drv_set_coverage_class(local, value);
if (local->ops->set_coverage_class)
local->ops->set_coverage_class(&local->hw, value);
else
ret = -EOPNOTSUPP;
trace_drv_set_coverage_class(local, value, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -254,9 +254,10 @@ static inline void drv_sta_notify(struct ieee80211_local *local,
enum sta_notify_cmd cmd,
struct ieee80211_sta *sta)
{
trace_drv_sta_notify(local, sdata, cmd, sta);
if (local->ops->sta_notify)
local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
trace_drv_sta_notify(local, sdata, cmd, sta);
trace_drv_return_void(local);
}
static inline int drv_sta_add(struct ieee80211_local *local,
@ -267,10 +268,11 @@ static inline int drv_sta_add(struct ieee80211_local *local,
might_sleep();
trace_drv_sta_add(local, sdata, sta);
if (local->ops->sta_add)
ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
trace_drv_sta_add(local, sdata, sta, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -281,10 +283,11 @@ static inline void drv_sta_remove(struct ieee80211_local *local,
{
might_sleep();
trace_drv_sta_remove(local, sdata, sta);
if (local->ops->sta_remove)
local->ops->sta_remove(&local->hw, &sdata->vif, sta);
trace_drv_sta_remove(local, sdata, sta);
trace_drv_return_void(local);
}
static inline int drv_conf_tx(struct ieee80211_local *local, u16 queue,
@ -294,9 +297,10 @@ static inline int drv_conf_tx(struct ieee80211_local *local, u16 queue,
might_sleep();
trace_drv_conf_tx(local, queue, params);
if (local->ops->conf_tx)
ret = local->ops->conf_tx(&local->hw, queue, params);
trace_drv_conf_tx(local, queue, params, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -306,9 +310,10 @@ static inline u64 drv_get_tsf(struct ieee80211_local *local)
might_sleep();
trace_drv_get_tsf(local);
if (local->ops->get_tsf)
ret = local->ops->get_tsf(&local->hw);
trace_drv_get_tsf(local, ret);
trace_drv_return_u64(local, ret);
return ret;
}
@ -316,18 +321,20 @@ static inline void drv_set_tsf(struct ieee80211_local *local, u64 tsf)
{
might_sleep();
trace_drv_set_tsf(local, tsf);
if (local->ops->set_tsf)
local->ops->set_tsf(&local->hw, tsf);
trace_drv_set_tsf(local, tsf);
trace_drv_return_void(local);
}
static inline void drv_reset_tsf(struct ieee80211_local *local)
{
might_sleep();
trace_drv_reset_tsf(local);
if (local->ops->reset_tsf)
local->ops->reset_tsf(&local->hw);
trace_drv_reset_tsf(local);
trace_drv_return_void(local);
}
static inline int drv_tx_last_beacon(struct ieee80211_local *local)
@ -336,9 +343,10 @@ static inline int drv_tx_last_beacon(struct ieee80211_local *local)
might_sleep();
trace_drv_tx_last_beacon(local);
if (local->ops->tx_last_beacon)
ret = local->ops->tx_last_beacon(&local->hw);
trace_drv_tx_last_beacon(local, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -349,10 +357,17 @@ static inline int drv_ampdu_action(struct ieee80211_local *local,
u16 *ssn)
{
int ret = -EOPNOTSUPP;
might_sleep();
trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn);
if (local->ops->ampdu_action)
ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
sta, tid, ssn);
trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, ret);
trace_drv_return_int(local, ret);
return ret;
}
@ -381,6 +396,7 @@ static inline void drv_flush(struct ieee80211_local *local, bool drop)
trace_drv_flush(local, drop);
if (local->ops->flush)
local->ops->flush(&local->hw, drop);
trace_drv_return_void(local);
}
static inline void drv_channel_switch(struct ieee80211_local *local,
@ -388,9 +404,9 @@ static inline void drv_channel_switch(struct ieee80211_local *local,
{
might_sleep();
local->ops->channel_switch(&local->hw, ch_switch);
trace_drv_channel_switch(local, ch_switch);
local->ops->channel_switch(&local->hw, ch_switch);
trace_drv_return_void(local);
}
#endif /* __MAC80211_DRIVER_OPS */

205
net/mac80211/driver-trace.h
View File

@ -36,20 +36,58 @@ static inline void trace_ ## name(proto) {}
* Tracing for driver callbacks.
*/
TRACE_EVENT(drv_start,
TRACE_EVENT(drv_return_void,
TP_PROTO(struct ieee80211_local *local),
TP_ARGS(local),
TP_STRUCT__entry(
LOCAL_ENTRY
),
TP_fast_assign(
LOCAL_ASSIGN;
),
TP_printk(LOCAL_PR_FMT, LOCAL_PR_ARG)
);
TRACE_EVENT(drv_return_int,
TP_PROTO(struct ieee80211_local *local, int ret),
TP_ARGS(local, ret),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
),
TP_printk(LOCAL_PR_FMT " - %d", LOCAL_PR_ARG, __entry->ret)
);
TRACE_EVENT(drv_return_u64,
TP_PROTO(struct ieee80211_local *local, u64 ret),
TP_ARGS(local, ret),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u64, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
),
TP_printk(LOCAL_PR_FMT " - %llu", LOCAL_PR_ARG, __entry->ret)
);
TRACE_EVENT(drv_start,
TP_PROTO(struct ieee80211_local *local),
TP_ARGS(local),
TP_STRUCT__entry(
LOCAL_ENTRY
),
TP_fast_assign(
LOCAL_ASSIGN;
),
TP_printk(
LOCAL_PR_FMT, LOCAL_PR_ARG
@ -76,28 +114,25 @@ TRACE_EVENT(drv_stop,
TRACE_EVENT(drv_add_interface,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
int ret),
struct ieee80211_sub_if_data *sdata),
TP_ARGS(local, sdata, ret),
TP_ARGS(local, sdata),
TP_STRUCT__entry(
LOCAL_ENTRY
VIF_ENTRY
__array(char, addr, 6)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
VIF_ASSIGN;
memcpy(__entry->addr, sdata->vif.addr, 6);
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT VIF_PR_FMT " addr:%pM ret:%d",
LOCAL_PR_ARG, VIF_PR_ARG, __entry->addr, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT " addr:%pM",
LOCAL_PR_ARG, VIF_PR_ARG, __entry->addr
)
);
@ -126,15 +161,13 @@ TRACE_EVENT(drv_remove_interface,
TRACE_EVENT(drv_config,
TP_PROTO(struct ieee80211_local *local,
u32 changed,
int ret),
u32 changed),
TP_ARGS(local, changed, ret),
TP_ARGS(local, changed),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u32, changed)
__field(int, ret)
__field(u32, flags)
__field(int, power_level)
__field(int, dynamic_ps_timeout)
@ -150,7 +183,6 @@ TRACE_EVENT(drv_config,
TP_fast_assign(
LOCAL_ASSIGN;
__entry->changed = changed;
__entry->ret = ret;
__entry->flags = local->hw.conf.flags;
__entry->power_level = local->hw.conf.power_level;
__entry->dynamic_ps_timeout = local->hw.conf.dynamic_ps_timeout;
@ -164,8 +196,8 @@ TRACE_EVENT(drv_config,
),
TP_printk(
LOCAL_PR_FMT " ch:%#x freq:%d ret:%d",
LOCAL_PR_ARG, __entry->changed, __entry->center_freq, __entry->ret
LOCAL_PR_FMT " ch:%#x freq:%d",
LOCAL_PR_ARG, __entry->changed, __entry->center_freq
)
);
@ -219,52 +251,24 @@ TRACE_EVENT(drv_bss_info_changed,
)
);
TRACE_EVENT(drv_configure_arp_filter,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct in_ifaddr *ifa_list, int ret),
TP_ARGS(local, sdata, ifa_list, ret),
TP_STRUCT__entry(
LOCAL_ENTRY
VIF_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
VIF_ASSIGN;
__entry->ret = ret;
),
TP_printk(
VIF_PR_FMT LOCAL_PR_FMT " ret:%d",
VIF_PR_ARG, LOCAL_PR_ARG, __entry->ret
)
);
TRACE_EVENT(drv_prepare_multicast,
TP_PROTO(struct ieee80211_local *local, int mc_count, u64 ret),
TP_PROTO(struct ieee80211_local *local, int mc_count),
TP_ARGS(local, mc_count, ret),
TP_ARGS(local, mc_count),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(int, mc_count)
__field(u64, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->mc_count = mc_count;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT " prepare mc (%d): %llx",
LOCAL_PR_ARG, __entry->mc_count,
(unsigned long long) __entry->ret
LOCAL_PR_FMT " prepare mc (%d)",
LOCAL_PR_ARG, __entry->mc_count
)
);
@ -298,27 +302,25 @@ TRACE_EVENT(drv_configure_filter,
TRACE_EVENT(drv_set_tim,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sta *sta, bool set, int ret),
struct ieee80211_sta *sta, bool set),
TP_ARGS(local, sta, set, ret),
TP_ARGS(local, sta, set),
TP_STRUCT__entry(
LOCAL_ENTRY
STA_ENTRY
__field(bool, set)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
STA_ASSIGN;
__entry->set = set;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT STA_PR_FMT " set:%d ret:%d",
LOCAL_PR_ARG, STA_PR_FMT, __entry->set, __entry->ret
LOCAL_PR_FMT STA_PR_FMT " set:%d",
LOCAL_PR_ARG, STA_PR_FMT, __entry->set
)
);
@ -326,9 +328,9 @@ TRACE_EVENT(drv_set_key,
TP_PROTO(struct ieee80211_local *local,
enum set_key_cmd cmd, struct ieee80211_sub_if_data *sdata,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key, int ret),
struct ieee80211_key_conf *key),
TP_ARGS(local, cmd, sdata, sta, key, ret),
TP_ARGS(local, cmd, sdata, sta, key),
TP_STRUCT__entry(
LOCAL_ENTRY
@ -338,7 +340,6 @@ TRACE_EVENT(drv_set_key,
__field(u8, hw_key_idx)
__field(u8, flags)
__field(s8, keyidx)
__field(int, ret)
),
TP_fast_assign(
@ -349,12 +350,11 @@ TRACE_EVENT(drv_set_key,
__entry->flags = key->flags;
__entry->keyidx = key->keyidx;
__entry->hw_key_idx = key->hw_key_idx;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " ret:%d",
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT,
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG
)
);
@ -389,25 +389,23 @@ TRACE_EVENT(drv_update_tkip_key,
TRACE_EVENT(drv_hw_scan,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct cfg80211_scan_request *req, int ret),
struct cfg80211_scan_request *req),
TP_ARGS(local, sdata, req, ret),
TP_ARGS(local, sdata, req),
TP_STRUCT__entry(
LOCAL_ENTRY
VIF_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
VIF_ASSIGN;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT VIF_PR_FMT " ret:%d",
LOCAL_PR_ARG,VIF_PR_ARG, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT,
LOCAL_PR_ARG,VIF_PR_ARG
)
);
@ -504,48 +502,44 @@ TRACE_EVENT(drv_get_tkip_seq,
);
TRACE_EVENT(drv_set_rts_threshold,
TP_PROTO(struct ieee80211_local *local, u32 value, int ret),
TP_PROTO(struct ieee80211_local *local, u32 value),
TP_ARGS(local, value, ret),
TP_ARGS(local, value),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u32, value)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
__entry->value = value;
),
TP_printk(
LOCAL_PR_FMT " value:%d ret:%d",
LOCAL_PR_ARG, __entry->value, __entry->ret
LOCAL_PR_FMT " value:%d",
LOCAL_PR_ARG, __entry->value
)
);
TRACE_EVENT(drv_set_coverage_class,
TP_PROTO(struct ieee80211_local *local, u8 value, int ret),
TP_PROTO(struct ieee80211_local *local, u8 value),
TP_ARGS(local, value, ret),
TP_ARGS(local, value),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u8, value)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
__entry->value = value;
),
TP_printk(
LOCAL_PR_FMT " value:%d ret:%d",
LOCAL_PR_ARG, __entry->value, __entry->ret
LOCAL_PR_FMT " value:%d",
LOCAL_PR_ARG, __entry->value
)
);
@ -580,27 +574,25 @@ TRACE_EVENT(drv_sta_notify,
TRACE_EVENT(drv_sta_add,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_sta *sta, int ret),
struct ieee80211_sta *sta),
TP_ARGS(local, sdata, sta, ret),
TP_ARGS(local, sdata, sta),
TP_STRUCT__entry(
LOCAL_ENTRY
VIF_ENTRY
STA_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
VIF_ASSIGN;
STA_ASSIGN;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " ret:%d",
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT,
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG
)
);
@ -631,10 +623,9 @@ TRACE_EVENT(drv_sta_remove,
TRACE_EVENT(drv_conf_tx,
TP_PROTO(struct ieee80211_local *local, u16 queue,
const struct ieee80211_tx_queue_params *params,
int ret),
const struct ieee80211_tx_queue_params *params),
TP_ARGS(local, queue, params, ret),
TP_ARGS(local, queue, params),
TP_STRUCT__entry(
LOCAL_ENTRY
@ -643,13 +634,11 @@ TRACE_EVENT(drv_conf_tx,
__field(u16, cw_min)
__field(u16, cw_max)
__field(u8, aifs)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->queue = queue;
__entry->ret = ret;
__entry->txop = params->txop;
__entry->cw_max = params->cw_max;
__entry->cw_min = params->cw_min;
@ -657,29 +646,27 @@ TRACE_EVENT(drv_conf_tx,
),
TP_printk(
LOCAL_PR_FMT " queue:%d ret:%d",
LOCAL_PR_ARG, __entry->queue, __entry->ret
LOCAL_PR_FMT " queue:%d",
LOCAL_PR_ARG, __entry->queue
)
);
TRACE_EVENT(drv_get_tsf,
TP_PROTO(struct ieee80211_local *local, u64 ret),
TP_PROTO(struct ieee80211_local *local),
TP_ARGS(local, ret),
TP_ARGS(local),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u64, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT " ret:%llu",
LOCAL_PR_ARG, (unsigned long long)__entry->ret
LOCAL_PR_FMT,
LOCAL_PR_ARG
)
);
@ -723,23 +710,21 @@ TRACE_EVENT(drv_reset_tsf,
);
TRACE_EVENT(drv_tx_last_beacon,
TP_PROTO(struct ieee80211_local *local, int ret),
TP_PROTO(struct ieee80211_local *local),
TP_ARGS(local, ret),
TP_ARGS(local),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT " ret:%d",
LOCAL_PR_ARG, __entry->ret
LOCAL_PR_FMT,
LOCAL_PR_ARG
)
);
@ -748,9 +733,9 @@ TRACE_EVENT(drv_ampdu_action,
struct ieee80211_sub_if_data *sdata,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid,
u16 *ssn, int ret),
u16 *ssn),
TP_ARGS(local, sdata, action, sta, tid, ssn, ret),
TP_ARGS(local, sdata, action, sta, tid, ssn),
TP_STRUCT__entry(
LOCAL_ENTRY
@ -758,7 +743,6 @@ TRACE_EVENT(drv_ampdu_action,
__field(u32, action)
__field(u16, tid)
__field(u16, ssn)
__field(int, ret)
VIF_ENTRY
),
@ -766,15 +750,14 @@ TRACE_EVENT(drv_ampdu_action,
LOCAL_ASSIGN;
VIF_ASSIGN;
STA_ASSIGN;
__entry->ret = ret;
__entry->action = action;
__entry->tid = tid;
__entry->ssn = ssn ? *ssn : 0;
),
TP_printk(
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " action:%d tid:%d ret:%d",
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->action, __entry->tid, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " action:%d tid:%d",
LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->action, __entry->tid
)
);

50
net/mac80211/ht.c
View File

@ -6,7 +6,7 @@
* Copyright 2005-2006, Devicescape Software, Inc.
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2008, Intel Corporation
* Copyright 2007-2010, Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -105,6 +105,8 @@ void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta)
{
int i;
cancel_work_sync(&sta->ampdu_mlme.work);
for (i = 0; i < STA_TID_NUM; i++) {
__ieee80211_stop_tx_ba_session(sta, i, WLAN_BACK_INITIATOR);
__ieee80211_stop_rx_ba_session(sta, i, WLAN_BACK_RECIPIENT,
@ -112,6 +114,43 @@ void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta)
}
}
void ieee80211_ba_session_work(struct work_struct *work)
{
struct sta_info *sta =
container_of(work, struct sta_info, ampdu_mlme.work);
struct tid_ampdu_tx *tid_tx;
int tid;
/*
* When this flag is set, new sessions should be
* blocked, and existing sessions will be torn
* down by the code that set the flag, so this
* need not run.
*/
if (test_sta_flags(sta, WLAN_STA_BLOCK_BA))
return;
mutex_lock(&sta->ampdu_mlme.mtx);
for (tid = 0; tid < STA_TID_NUM; tid++) {
if (test_and_clear_bit(tid, sta->ampdu_mlme.tid_rx_timer_expired))
___ieee80211_stop_rx_ba_session(
sta, tid, WLAN_BACK_RECIPIENT,
WLAN_REASON_QSTA_TIMEOUT);
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx)
continue;
if (test_bit(HT_AGG_STATE_WANT_START, &tid_tx->state))
ieee80211_tx_ba_session_handle_start(sta, tid);
else if (test_and_clear_bit(HT_AGG_STATE_WANT_STOP,
&tid_tx->state))
___ieee80211_stop_tx_ba_session(sta, tid,
WLAN_BACK_INITIATOR);
}
mutex_unlock(&sta->ampdu_mlme.mtx);
}
void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
const u8 *da, u16 tid,
u16 initiator, u16 reason_code)
@ -176,13 +215,8 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
if (initiator == WLAN_BACK_INITIATOR)
__ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_INITIATOR, 0);
else { /* WLAN_BACK_RECIPIENT */
spin_lock_bh(&sta->lock);
if (sta->ampdu_mlme.tid_state_tx[tid] & HT_ADDBA_REQUESTED_MSK)
___ieee80211_stop_tx_ba_session(sta, tid,
WLAN_BACK_RECIPIENT);
spin_unlock_bh(&sta->lock);
}
else
__ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_RECIPIENT);
}
int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,

97
net/mac80211/ibss.c
View File

@ -172,11 +172,13 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
rcu_assign_pointer(ifibss->presp, skb);
sdata->vif.bss_conf.beacon_int = beacon_int;
sdata->vif.bss_conf.basic_rates = basic_rates;
bss_change = BSS_CHANGED_BEACON_INT;
bss_change |= ieee80211_reset_erp_info(sdata);
bss_change |= BSS_CHANGED_BSSID;
bss_change |= BSS_CHANGED_BEACON;
bss_change |= BSS_CHANGED_BEACON_ENABLED;
bss_change |= BSS_CHANGED_BASIC_RATES;
bss_change |= BSS_CHANGED_IBSS;
sdata->vif.bss_conf.ibss_joined = true;
ieee80211_bss_info_change_notify(sdata, bss_change);
@ -529,7 +531,7 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
sdata->drop_unencrypted = 0;
__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
ifibss->channel, 3, /* first two are basic */
ifibss->channel, ifibss->basic_rates,
capability, 0);
}
@ -727,8 +729,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, true);
}
static void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
struct ieee80211_rx_status *rx_status;
struct ieee80211_mgmt *mgmt;
@ -754,33 +756,11 @@ static void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
ieee80211_rx_mgmt_auth_ibss(sdata, mgmt, skb->len);
break;
}
kfree_skb(skb);
}
static void ieee80211_ibss_work(struct work_struct *work)
void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_sub_if_data *sdata =
container_of(work, struct ieee80211_sub_if_data, u.ibss.work);
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_ibss *ifibss;
struct sk_buff *skb;
if (WARN_ON(local->suspended))
return;
if (!ieee80211_sdata_running(sdata))
return;
if (local->scanning)
return;
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_ADHOC))
return;
ifibss = &sdata->u.ibss;
while ((skb = skb_dequeue(&ifibss->skb_queue)))
ieee80211_ibss_rx_queued_mgmt(sdata, skb);
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
if (!test_and_clear_bit(IEEE80211_IBSS_REQ_RUN, &ifibss->request))
return;
@ -804,7 +784,7 @@ static void ieee80211_queue_ibss_work(struct ieee80211_sub_if_data *sdata)
struct ieee80211_local *local = sdata->local;
set_bit(IEEE80211_IBSS_REQ_RUN, &ifibss->request);
ieee80211_queue_work(&local->hw, &ifibss->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
static void ieee80211_ibss_timer(unsigned long data)
@ -827,7 +807,6 @@ void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
cancel_work_sync(&ifibss->work);
if (del_timer_sync(&ifibss->timer))
ifibss->timer_running = true;
}
@ -847,10 +826,8 @@ void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
INIT_WORK(&ifibss->work, ieee80211_ibss_work);
setup_timer(&ifibss->timer, ieee80211_ibss_timer,
(unsigned long) sdata);
skb_queue_head_init(&ifibss->skb_queue);
}
/* scan finished notification */
@ -872,32 +849,6 @@ void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local)
mutex_unlock(&local->iflist_mtx);
}
ieee80211_rx_result
ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_mgmt *mgmt;
u16 fc;
if (skb->len < 24)
return RX_DROP_MONITOR;
mgmt = (struct ieee80211_mgmt *) skb->data;
fc = le16_to_cpu(mgmt->frame_control);
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_PROBE_RESP:
case IEEE80211_STYPE_BEACON:
case IEEE80211_STYPE_PROBE_REQ:
case IEEE80211_STYPE_AUTH:
skb_queue_tail(&sdata->u.ibss.skb_queue, skb);
ieee80211_queue_work(&local->hw, &sdata->u.ibss.work);
return RX_QUEUED;
}
return RX_DROP_MONITOR;
}
int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
struct cfg80211_ibss_params *params)
{
@ -910,6 +861,7 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
sdata->u.ibss.fixed_bssid = false;
sdata->u.ibss.privacy = params->privacy;
sdata->u.ibss.basic_rates = params->basic_rates;
sdata->vif.bss_conf.beacon_int = params->beacon_interval;
@ -957,7 +909,7 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
ieee80211_recalc_idle(sdata->local);
set_bit(IEEE80211_IBSS_REQ_RUN, &sdata->u.ibss.request);
ieee80211_queue_work(&sdata->local->hw, &sdata->u.ibss.work);
ieee80211_queue_work(&sdata->local->hw, &sdata->work);
return 0;
}
@ -965,10 +917,35 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
{
struct sk_buff *skb;
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
struct ieee80211_local *local = sdata->local;
struct cfg80211_bss *cbss;
u16 capability;
int active_ibss = 0;
active_ibss = ieee80211_sta_active_ibss(sdata);
if (!active_ibss && !is_zero_ether_addr(ifibss->bssid)) {
capability = WLAN_CAPABILITY_IBSS;
if (ifibss->privacy)
capability |= WLAN_CAPABILITY_PRIVACY;
cbss = cfg80211_get_bss(local->hw.wiphy, ifibss->channel,
ifibss->bssid, ifibss->ssid,
ifibss->ssid_len, WLAN_CAPABILITY_IBSS |
WLAN_CAPABILITY_PRIVACY,
capability);
if (cbss) {
cfg80211_unlink_bss(local->hw.wiphy, cbss);
cfg80211_put_bss(cbss);
}
}
del_timer_sync(&sdata->u.ibss.timer);
clear_bit(IEEE80211_IBSS_REQ_RUN, &sdata->u.ibss.request);
cancel_work_sync(&sdata->u.ibss.work);
cancel_work_sync(&sdata->work);
clear_bit(IEEE80211_IBSS_REQ_RUN, &sdata->u.ibss.request);
sta_info_flush(sdata->local, sdata);
@ -983,7 +960,7 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
synchronize_rcu();
kfree_skb(skb);
skb_queue_purge(&sdata->u.ibss.skb_queue);
skb_queue_purge(&sdata->skb_queue);
memset(sdata->u.ibss.bssid, 0, ETH_ALEN);
sdata->u.ibss.ssid_len = 0;

66
net/mac80211/ieee80211_i.h
View File

@ -325,7 +325,6 @@ struct ieee80211_if_managed {
struct timer_list conn_mon_timer;
struct timer_list bcn_mon_timer;
struct timer_list chswitch_timer;
struct work_struct work;
struct work_struct monitor_work;
struct work_struct chswitch_work;
struct work_struct beacon_connection_loss_work;
@ -340,8 +339,6 @@ struct ieee80211_if_managed {
u16 aid;
struct sk_buff_head skb_queue;
unsigned long timers_running; /* used for quiesce/restart */
bool powersave; /* powersave requested for this iface */
enum ieee80211_smps_mode req_smps, /* requested smps mode */
@ -386,13 +383,12 @@ enum ieee80211_ibss_request {
struct ieee80211_if_ibss {
struct timer_list timer;
struct work_struct work;
struct sk_buff_head skb_queue;
unsigned long request;
unsigned long last_scan_completed;
u32 basic_rates;
bool timer_running;
bool fixed_bssid;
@ -416,11 +412,9 @@ struct ieee80211_if_ibss {
};
struct ieee80211_if_mesh {
struct work_struct work;
struct timer_list housekeeping_timer;
struct timer_list mesh_path_timer;
struct timer_list mesh_path_root_timer;
struct sk_buff_head skb_queue;
unsigned long timers_running;
@ -517,6 +511,11 @@ struct ieee80211_sub_if_data {
u16 sequence_number;
struct work_struct work;
struct sk_buff_head skb_queue;
bool arp_filter_state;
/*
* AP this belongs to: self in AP mode and
* corresponding AP in VLAN mode, NULL for
@ -569,11 +568,15 @@ ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata,
#endif
}
enum sdata_queue_type {
IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0,
IEEE80211_SDATA_QUEUE_AGG_START = 1,
IEEE80211_SDATA_QUEUE_AGG_STOP = 2,
};
enum {
IEEE80211_RX_MSG = 1,
IEEE80211_TX_STATUS_MSG = 2,
IEEE80211_DELBA_MSG = 3,
IEEE80211_ADDBA_MSG = 4,
};
enum queue_stop_reason {
@ -724,13 +727,7 @@ struct ieee80211_local {
struct sk_buff_head pending[IEEE80211_MAX_QUEUES];
struct tasklet_struct tx_pending_tasklet;
/*
* This lock is used to prevent concurrent A-MPDU
* session start/stop processing, this thus also
* synchronises the ->ampdu_action() callback to
* drivers and limits it to one at a time.
*/
spinlock_t ampdu_lock;
atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES];
/* number of interfaces with corresponding IFF_ flags */
atomic_t iff_allmultis, iff_promiscs;
@ -853,6 +850,12 @@ struct ieee80211_local {
struct notifier_block network_latency_notifier;
struct notifier_block ifa_notifier;
/*
* The dynamic ps timeout configured from user space via WEXT -
* this will override whatever chosen by mac80211 internally.
*/
int dynamic_ps_forced_timeout;
int user_power_level; /* in dBm */
int power_constr_level; /* in dBm */
@ -875,9 +878,8 @@ IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
return netdev_priv(dev);
}
/* this struct represents 802.11n's RA/TID combination along with our vif */
/* this struct represents 802.11n's RA/TID combination */
struct ieee80211_ra_tid {
struct ieee80211_vif *vif;
u8 ra[ETH_ALEN];
u16 tid;
};
@ -986,13 +988,6 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
struct cfg80211_disassoc_request *req,
void *cookie);
int ieee80211_mgd_action(struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type,
bool channel_type_valid,
const u8 *buf, size_t len, u64 *cookie);
ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb);
void ieee80211_send_pspoll(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata);
void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency);
@ -1005,12 +1000,13 @@ void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
u64 timestamp);
void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata);
void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata);
void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb);
/* IBSS code */
void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata);
ieee80211_rx_result
ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
u8 *bssid, u8 *addr, u32 supp_rates,
gfp_t gfp);
@ -1019,6 +1015,14 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata);
void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata);
void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata);
void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata);
void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb);
/* mesh code */
void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata);
void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb);
/* scan/BSS handling */
void ieee80211_scan_work(struct work_struct *work);
@ -1102,6 +1106,8 @@ int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,
enum ieee80211_smps_mode smps, const u8 *da,
const u8 *bssid);
void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason);
void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason);
void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta);
@ -1121,6 +1127,10 @@ int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
void ieee80211_ba_session_work(struct work_struct *work);
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid);
/* Spectrum management */
void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,

174
net/mac80211/iface.c
View File

@ -339,7 +339,6 @@ static int ieee80211_stop(struct net_device *dev)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
unsigned long flags;
struct sk_buff *skb, *tmp;
u32 hw_reconf_flags = 0;
@ -355,18 +354,6 @@ static int ieee80211_stop(struct net_device *dev)
*/
ieee80211_work_purge(sdata);
/*
* Now delete all active aggregation sessions.
*/
rcu_read_lock();
list_for_each_entry_rcu(sta, &local->sta_list, list) {
if (sta->sdata == sdata)
ieee80211_sta_tear_down_BA_sessions(sta);
}
rcu_read_unlock();
/*
* Remove all stations associated with this interface.
*
@ -473,27 +460,14 @@ static int ieee80211_stop(struct net_device *dev)
* whether the interface is running, which, at this point,
* it no longer is.
*/
cancel_work_sync(&sdata->u.mgd.work);
cancel_work_sync(&sdata->u.mgd.chswitch_work);
cancel_work_sync(&sdata->u.mgd.monitor_work);
cancel_work_sync(&sdata->u.mgd.beacon_connection_loss_work);
/*
* When we get here, the interface is marked down.
* Call synchronize_rcu() to wait for the RX path
* should it be using the interface and enqueuing
* frames at this very time on another CPU.
*/
synchronize_rcu();
skb_queue_purge(&sdata->u.mgd.skb_queue);
/* fall through */
case NL80211_IFTYPE_ADHOC:
if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
del_timer_sync(&sdata->u.ibss.timer);
cancel_work_sync(&sdata->u.ibss.work);
synchronize_rcu();
skb_queue_purge(&sdata->u.ibss.skb_queue);
}
/* fall through */
case NL80211_IFTYPE_MESH_POINT:
if (ieee80211_vif_is_mesh(&sdata->vif)) {
@ -508,6 +482,16 @@ static int ieee80211_stop(struct net_device *dev)
}
/* fall through */
default:
flush_work(&sdata->work);
/*
* When we get here, the interface is marked down.
* Call synchronize_rcu() to wait for the RX path
* should it be using the interface and enqueuing
* frames at this very time on another CPU.
*/
synchronize_rcu();
skb_queue_purge(&sdata->skb_queue);
if (local->scan_sdata == sdata)
ieee80211_scan_cancel(local);
@ -717,6 +701,136 @@ static void ieee80211_if_setup(struct net_device *dev)
dev->destructor = free_netdev;
}
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
container_of(work, struct ieee80211_sub_if_data, work);
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct sta_info *sta;
struct ieee80211_ra_tid *ra_tid;
if (!ieee80211_sdata_running(sdata))
return;
if (local->scanning)
return;
/*
* ieee80211_queue_work() should have picked up most cases,
* here we'll pick the rest.
*/
if (WARN(local->suspended,
"interface work scheduled while going to suspend\n"))
return;
/* first process frames */
while ((skb = skb_dequeue(&sdata->skb_queue))) {
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (skb->pkt_type == IEEE80211_SDATA_QUEUE_AGG_START) {
ra_tid = (void *)&skb->cb;
ieee80211_start_tx_ba_cb(&sdata->vif, ra_tid->ra,
ra_tid->tid);
} else if (skb->pkt_type == IEEE80211_SDATA_QUEUE_AGG_STOP) {
ra_tid = (void *)&skb->cb;
ieee80211_stop_tx_ba_cb(&sdata->vif, ra_tid->ra,
ra_tid->tid);
} else if (ieee80211_is_action(mgmt->frame_control) &&
mgmt->u.action.category == WLAN_CATEGORY_BACK) {
int len = skb->len;
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, mgmt->sa);
if (sta) {
switch (mgmt->u.action.u.addba_req.action_code) {
case WLAN_ACTION_ADDBA_REQ:
ieee80211_process_addba_request(
local, sta, mgmt, len);
break;
case WLAN_ACTION_ADDBA_RESP:
ieee80211_process_addba_resp(local, sta,
mgmt, len);
break;
case WLAN_ACTION_DELBA:
ieee80211_process_delba(sdata, sta,
mgmt, len);
break;
default:
WARN_ON(1);
break;
}
}
mutex_unlock(&local->sta_mtx);
} else if (ieee80211_is_data_qos(mgmt->frame_control)) {
struct ieee80211_hdr *hdr = (void *)mgmt;
/*
* So the frame isn't mgmt, but frame_control
* is at the right place anyway, of course, so
* the if statement is correct.
*
* Warn if we have other data frame types here,
* they must not get here.
*/
WARN_ON(hdr->frame_control &
cpu_to_le16(IEEE80211_STYPE_NULLFUNC));
WARN_ON(!(hdr->seq_ctrl &
cpu_to_le16(IEEE80211_SCTL_FRAG)));
/*
* This was a fragment of a frame, received while
* a block-ack session was active. That cannot be
* right, so terminate the session.
*/
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, mgmt->sa);
if (sta) {
u16 tid = *ieee80211_get_qos_ctl(hdr) &
IEEE80211_QOS_CTL_TID_MASK;
__ieee80211_stop_rx_ba_session(
sta, tid, WLAN_BACK_RECIPIENT,
WLAN_REASON_QSTA_REQUIRE_SETUP);
}
mutex_unlock(&local->sta_mtx);
} else switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
ieee80211_sta_rx_queued_mgmt(sdata, skb);
break;
case NL80211_IFTYPE_ADHOC:
ieee80211_ibss_rx_queued_mgmt(sdata, skb);
break;
case NL80211_IFTYPE_MESH_POINT:
if (!ieee80211_vif_is_mesh(&sdata->vif))
break;
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
break;
default:
WARN(1, "frame for unexpected interface type");
break;
}
kfree_skb(skb);
}
/* then other type-dependent work */
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
ieee80211_sta_work(sdata);
break;
case NL80211_IFTYPE_ADHOC:
ieee80211_ibss_work(sdata);
break;
case NL80211_IFTYPE_MESH_POINT:
if (!ieee80211_vif_is_mesh(&sdata->vif))
break;
ieee80211_mesh_work(sdata);
break;
default:
break;
}
}
/*
* Helper function to initialise an interface to a specific type.
*/
@ -734,6 +848,9 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
/* only monitor differs */
sdata->dev->type = ARPHRD_ETHER;
skb_queue_head_init(&sdata->skb_queue);
INIT_WORK(&sdata->work, ieee80211_iface_work);
switch (type) {
case NL80211_IFTYPE_AP:
skb_queue_head_init(&sdata->u.ap.ps_bc_buf);
@ -959,6 +1076,9 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
sdata->wdev.wiphy = local->hw.wiphy;
sdata->local = local;
sdata->dev = ndev;
#ifdef CONFIG_INET
sdata->arp_filter_state = true;
#endif
for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
skb_queue_head_init(&sdata->fragments[i].skb_list);

2
net/mac80211/key.c
View File

@ -273,7 +273,7 @@ struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg,
key->conf.iv_len = CCMP_HDR_LEN;
key->conf.icv_len = CCMP_MIC_LEN;
if (seq) {
for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
for (i = 0; i < NUM_RX_DATA_QUEUES + 1; i++)
for (j = 0; j < CCMP_PN_LEN; j++)
key->u.ccmp.rx_pn[i][j] =
seq[CCMP_PN_LEN - j - 1];

8
net/mac80211/key.h
View File

@ -77,7 +77,13 @@ struct ieee80211_key {
} tkip;
struct {
u8 tx_pn[6];
u8 rx_pn[NUM_RX_DATA_QUEUES][6];
/*
* Last received packet number. The first
* NUM_RX_DATA_QUEUES counters are used with Data
* frames and the last counter is used with Robust
* Management frames.
*/
u8 rx_pn[NUM_RX_DATA_QUEUES + 1][6];
struct crypto_cipher *tfm;
u32 replays; /* dot11RSNAStatsCCMPReplays */
/* scratch buffers for virt_to_page() (crypto API) */

75
net/mac80211/main.c
View File

@ -20,6 +20,7 @@
#include <linux/rtnetlink.h>
#include <linux/bitmap.h>
#include <linux/pm_qos_params.h>
#include <linux/inetdevice.h>
#include <net/net_namespace.h>
#include <net/cfg80211.h>
@ -259,7 +260,6 @@ static void ieee80211_tasklet_handler(unsigned long data)
{
struct ieee80211_local *local = (struct ieee80211_local *) data;
struct sk_buff *skb;
struct ieee80211_ra_tid *ra_tid;
while ((skb = skb_dequeue(&local->skb_queue)) ||
(skb = skb_dequeue(&local->skb_queue_unreliable))) {
@ -274,18 +274,6 @@ static void ieee80211_tasklet_handler(unsigned long data)
skb->pkt_type = 0;
ieee80211_tx_status(local_to_hw(local), skb);
break;
case IEEE80211_DELBA_MSG:
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
ieee80211_stop_tx_ba_cb(ra_tid->vif, ra_tid->ra,
ra_tid->tid);
dev_kfree_skb(skb);
break;
case IEEE80211_ADDBA_MSG:
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
ieee80211_start_tx_ba_cb(ra_tid->vif, ra_tid->ra,
ra_tid->tid);
dev_kfree_skb(skb);
break ;
default:
WARN(1, "mac80211: Packet is of unknown type %d\n",
skb->pkt_type);
@ -330,23 +318,6 @@ static void ieee80211_recalc_smps_work(struct work_struct *work)
}
#ifdef CONFIG_INET
int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata)
{
struct in_device *idev;
int ret = 0;
BUG_ON(!sdata);
ASSERT_RTNL();
idev = sdata->dev->ip_ptr;
if (!idev)
return 0;
ret = drv_configure_arp_filter(sdata->local, &sdata->vif,
idev->ifa_list);
return ret;
}
static int ieee80211_ifa_changed(struct notifier_block *nb,
unsigned long data, void *arg)
{
@ -356,8 +327,11 @@ static int ieee80211_ifa_changed(struct notifier_block *nb,
ifa_notifier);
struct net_device *ndev = ifa->ifa_dev->dev;
struct wireless_dev *wdev = ndev->ieee80211_ptr;
struct in_device *idev;
struct ieee80211_sub_if_data *sdata;
struct ieee80211_bss_conf *bss_conf;
struct ieee80211_if_managed *ifmgd;
int c = 0;
if (!netif_running(ndev))
return NOTIFY_DONE;
@ -369,17 +343,44 @@ static int ieee80211_ifa_changed(struct notifier_block *nb,
if (wdev->wiphy != local->hw.wiphy)
return NOTIFY_DONE;
/* We are concerned about IP addresses only when associated */
sdata = IEEE80211_DEV_TO_SUB_IF(ndev);
bss_conf = &sdata->vif.bss_conf;
/* ARP filtering is only supported in managed mode */
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return NOTIFY_DONE;
idev = sdata->dev->ip_ptr;
if (!idev)
return NOTIFY_DONE;
ifmgd = &sdata->u.mgd;
mutex_lock(&ifmgd->mtx);
if (ifmgd->associated)
ieee80211_set_arp_filter(sdata);
/* Copy the addresses to the bss_conf list */
ifa = idev->ifa_list;
while (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN && ifa) {
bss_conf->arp_addr_list[c] = ifa->ifa_address;
ifa = ifa->ifa_next;
c++;
}
/* If not all addresses fit the list, disable filtering */
if (ifa) {
sdata->arp_filter_state = false;
c = 0;
} else {
sdata->arp_filter_state = true;
}
bss_conf->arp_addr_cnt = c;
/* Configure driver only if associated */
if (ifmgd->associated) {
bss_conf->arp_filter_enabled = sdata->arp_filter_state;
ieee80211_bss_info_change_notify(sdata,
BSS_CHANGED_ARP_FILTER);
}
mutex_unlock(&ifmgd->mtx);
return NOTIFY_DONE;
@ -476,8 +477,10 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
sta_info_init(local);
for (i = 0; i < IEEE80211_MAX_QUEUES; i++)
for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
skb_queue_head_init(&local->pending[i]);
atomic_set(&local->agg_queue_stop[i], 0);
}
tasklet_init(&local->tx_pending_tasklet, ieee80211_tx_pending,
(unsigned long)local);
@ -488,8 +491,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
skb_queue_head_init(&local->skb_queue);
skb_queue_head_init(&local->skb_queue_unreliable);
spin_lock_init(&local->ampdu_lock);
return local_to_hw(local);
}
EXPORT_SYMBOL(ieee80211_alloc_hw);
@ -629,7 +630,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->hw.conf.listen_interval = local->hw.max_listen_interval;
local->hw.conf.dynamic_ps_forced_timeout = -1;
local->dynamic_ps_forced_timeout = -1;
result = sta_info_start(local);
if (result < 0)

73
net/mac80211/mesh.c
View File

@ -54,7 +54,7 @@ static void ieee80211_mesh_housekeeping_timer(unsigned long data)
return;
}
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
/**
@ -345,7 +345,7 @@ static void ieee80211_mesh_path_timer(unsigned long data)
return;
}
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
static void ieee80211_mesh_path_root_timer(unsigned long data)
@ -362,7 +362,7 @@ static void ieee80211_mesh_path_root_timer(unsigned long data)
return;
}
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh)
@ -484,9 +484,6 @@ void ieee80211_mesh_quiesce(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
/* might restart the timer but that doesn't matter */
cancel_work_sync(&ifmsh->work);
/* use atomic bitops in case both timers fire at the same time */
if (del_timer_sync(&ifmsh->housekeeping_timer))
@ -518,7 +515,7 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
set_bit(MESH_WORK_HOUSEKEEPING, &ifmsh->wrkq_flags);
ieee80211_mesh_root_setup(ifmsh);
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
sdata->vif.bss_conf.beacon_int = MESH_DEFAULT_BEACON_INTERVAL;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON |
BSS_CHANGED_BEACON_ENABLED |
@ -536,16 +533,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
* whether the interface is running, which, at this point,
* it no longer is.
*/
cancel_work_sync(&sdata->u.mesh.work);
/*
* When we get here, the interface is marked down.
* Call synchronize_rcu() to wait for the RX path
* should it be using the interface and enqueuing
* frames at this very time on another CPU.
*/
rcu_barrier(); /* Wait for RX path and call_rcu()'s */
skb_queue_purge(&sdata->u.mesh.skb_queue);
cancel_work_sync(&sdata->work);
}
static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
@ -608,8 +596,8 @@ static void ieee80211_mesh_rx_mgmt_action(struct ieee80211_sub_if_data *sdata,
}
}
static void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
struct ieee80211_rx_status *rx_status;
struct ieee80211_if_mesh *ifmsh;
@ -632,26 +620,11 @@ static void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
ieee80211_mesh_rx_mgmt_action(sdata, mgmt, skb->len, rx_status);
break;
}
kfree_skb(skb);
}
static void ieee80211_mesh_work(struct work_struct *work)
void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_sub_if_data *sdata =
container_of(work, struct ieee80211_sub_if_data, u.mesh.work);
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
struct sk_buff *skb;
if (!ieee80211_sdata_running(sdata))
return;
if (local->scanning)
return;
while ((skb = skb_dequeue(&ifmsh->skb_queue)))
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
if (ifmsh->preq_queue_len &&
time_after(jiffies,
@ -678,7 +651,7 @@ void ieee80211_mesh_notify_scan_completed(struct ieee80211_local *local)
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list)
if (ieee80211_vif_is_mesh(&sdata->vif))
ieee80211_queue_work(&local->hw, &sdata->u.mesh.work);
ieee80211_queue_work(&local->hw, &sdata->work);
rcu_read_unlock();
}
@ -686,11 +659,9 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
INIT_WORK(&ifmsh->work, ieee80211_mesh_work);
setup_timer(&ifmsh->housekeeping_timer,
ieee80211_mesh_housekeeping_timer,
(unsigned long) sdata);
skb_queue_head_init(&sdata->u.mesh.skb_queue);
ifmsh->mshcfg.dot11MeshRetryTimeout = MESH_RET_T;
ifmsh->mshcfg.dot11MeshConfirmTimeout = MESH_CONF_T;
@ -731,29 +702,3 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
INIT_LIST_HEAD(&ifmsh->preq_queue.list);
spin_lock_init(&ifmsh->mesh_preq_queue_lock);
}
ieee80211_rx_result
ieee80211_mesh_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
struct ieee80211_mgmt *mgmt;
u16 fc;
if (skb->len < 24)
return RX_DROP_MONITOR;
mgmt = (struct ieee80211_mgmt *) skb->data;
fc = le16_to_cpu(mgmt->frame_control);
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_ACTION:
case IEEE80211_STYPE_PROBE_RESP:
case IEEE80211_STYPE_BEACON:
skb_queue_tail(&ifmsh->skb_queue, skb);
ieee80211_queue_work(&local->hw, &ifmsh->work);
return RX_QUEUED;
}
return RX_CONTINUE;
}

2
net/mac80211/mesh.h
View File

@ -237,8 +237,6 @@ void ieee80211s_update_metric(struct ieee80211_local *local,
struct sta_info *stainfo, struct sk_buff *skb);
void ieee80211s_stop(void);
void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata);
ieee80211_rx_result
ieee80211_mesh_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata);
void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata);
void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh);

4
net/mac80211/mesh_hwmp.c
View File

@ -805,14 +805,14 @@ static void mesh_queue_preq(struct mesh_path *mpath, u8 flags)
spin_unlock(&ifmsh->mesh_preq_queue_lock);
if (time_after(jiffies, ifmsh->last_preq + min_preq_int_jiff(sdata)))
ieee80211_queue_work(&sdata->local->hw, &ifmsh->work);
ieee80211_queue_work(&sdata->local->hw, &sdata->work);
else if (time_before(jiffies, ifmsh->last_preq)) {
/* avoid long wait if did not send preqs for a long time
* and jiffies wrapped around
*/
ifmsh->last_preq = jiffies - min_preq_int_jiff(sdata) - 1;
ieee80211_queue_work(&sdata->local->hw, &ifmsh->work);
ieee80211_queue_work(&sdata->local->hw, &sdata->work);
} else
mod_timer(&ifmsh->mesh_path_timer, ifmsh->last_preq +
min_preq_int_jiff(sdata));

4
net/mac80211/mesh_pathtbl.c
View File

@ -315,7 +315,7 @@ int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata)
read_unlock(&pathtbl_resize_lock);
if (grow) {
set_bit(MESH_WORK_GROW_MPATH_TABLE, &ifmsh->wrkq_flags);
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
return 0;
@ -425,7 +425,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struct ieee80211_sub_if_data *sdata)
read_unlock(&pathtbl_resize_lock);
if (grow) {
set_bit(MESH_WORK_GROW_MPP_TABLE, &ifmsh->wrkq_flags);
ieee80211_queue_work(&local->hw, &ifmsh->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
return 0;

215
net/mac80211/mlme.c
View File

@ -561,23 +561,19 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
beaconint_us = ieee80211_tu_to_usec(
found->vif.bss_conf.beacon_int);
timeout = local->hw.conf.dynamic_ps_forced_timeout;
timeout = local->dynamic_ps_forced_timeout;
if (timeout < 0) {
/*
* Go to full PSM if the user configures a very low
* latency requirement.
* The 2 second value is there for compatibility until
* the PM_QOS_NETWORK_LATENCY is configured with real
* values.
*/
if (latency == 2000000000)
timeout = 100;
else if (latency <= 50000)
timeout = 300;
else if (latency <= 100000)
timeout = 100;
else if (latency <= 500000)
timeout = 50;
else
if (latency > 1900000000 && latency != 2000000000)
timeout = 0;
else
timeout = 100;
}
local->hw.conf.dynamic_ps_timeout = timeout;
@ -806,11 +802,12 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_bss *bss = (void *)cbss->priv;
struct ieee80211_local *local = sdata->local;
struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;
bss_info_changed |= BSS_CHANGED_ASSOC;
/* set timing information */
sdata->vif.bss_conf.beacon_int = cbss->beacon_interval;
sdata->vif.bss_conf.timestamp = cbss->tsf;
bss_conf->beacon_int = cbss->beacon_interval;
bss_conf->timestamp = cbss->tsf;
bss_info_changed |= BSS_CHANGED_BEACON_INT;
bss_info_changed |= ieee80211_handle_bss_capability(sdata,
@ -835,7 +832,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
ieee80211_led_assoc(local, 1);
sdata->vif.bss_conf.assoc = 1;
bss_conf->assoc = 1;
/*
* For now just always ask the driver to update the basic rateset
* when we have associated, we aren't checking whether it actually
@ -848,9 +845,15 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
/* Tell the driver to monitor connection quality (if supported) */
if ((local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI) &&
sdata->vif.bss_conf.cqm_rssi_thold)
bss_conf->cqm_rssi_thold)
bss_info_changed |= BSS_CHANGED_CQM;
/* Enable ARP filtering */
if (bss_conf->arp_filter_enabled != sdata->arp_filter_state) {
bss_conf->arp_filter_enabled = sdata->arp_filter_state;
bss_info_changed |= BSS_CHANGED_ARP_FILTER;
}
ieee80211_bss_info_change_notify(sdata, bss_info_changed);
mutex_lock(&local->iflist_mtx);
@ -898,13 +901,13 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
netif_tx_stop_all_queues(sdata->dev);
netif_carrier_off(sdata->dev);
rcu_read_lock();
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, bssid);
if (sta) {
set_sta_flags(sta, WLAN_STA_DISASSOC);
set_sta_flags(sta, WLAN_STA_BLOCK_BA);
ieee80211_sta_tear_down_BA_sessions(sta);
}
rcu_read_unlock();
mutex_unlock(&local->sta_mtx);
changed |= ieee80211_reset_erp_info(sdata);
@ -932,6 +935,12 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
ieee80211_hw_config(local, config_changed);
/* Disable ARP filtering */
if (sdata->vif.bss_conf.arp_filter_enabled) {
sdata->vif.bss_conf.arp_filter_enabled = false;
changed |= BSS_CHANGED_ARP_FILTER;
}
/* The BSSID (not really interesting) and HT changed */
changed |= BSS_CHANGED_BSSID | BSS_CHANGED_HT;
ieee80211_bss_info_change_notify(sdata, changed);
@ -1633,35 +1642,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
ieee80211_bss_info_change_notify(sdata, changed);
}
ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_mgmt *mgmt;
u16 fc;
if (skb->len < 24)
return RX_DROP_MONITOR;
mgmt = (struct ieee80211_mgmt *) skb->data;
fc = le16_to_cpu(mgmt->frame_control);
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_PROBE_RESP:
case IEEE80211_STYPE_BEACON:
case IEEE80211_STYPE_DEAUTH:
case IEEE80211_STYPE_DISASSOC:
case IEEE80211_STYPE_ACTION:
skb_queue_tail(&sdata->u.mgd.skb_queue, skb);
ieee80211_queue_work(&local->hw, &sdata->u.mgd.work);
return RX_QUEUED;
}
return RX_DROP_MONITOR;
}
static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_rx_status *rx_status;
@ -1693,44 +1675,6 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
break;
case IEEE80211_STYPE_ACTION:
switch (mgmt->u.action.category) {
case WLAN_CATEGORY_BACK: {
struct ieee80211_local *local = sdata->local;
int len = skb->len;
struct sta_info *sta;
rcu_read_lock();
sta = sta_info_get(sdata, mgmt->sa);
if (!sta) {
rcu_read_unlock();
break;
}
local_bh_disable();
switch (mgmt->u.action.u.addba_req.action_code) {
case WLAN_ACTION_ADDBA_REQ:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.addba_req)))
break;
ieee80211_process_addba_request(local, sta, mgmt, len);
break;
case WLAN_ACTION_ADDBA_RESP:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.addba_resp)))
break;
ieee80211_process_addba_resp(local, sta, mgmt, len);
break;
case WLAN_ACTION_DELBA:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.delba)))
break;
ieee80211_process_delba(sdata, sta, mgmt, len);
break;
}
local_bh_enable();
rcu_read_unlock();
break;
}
case WLAN_CATEGORY_SPECTRUM_MGMT:
ieee80211_sta_process_chanswitch(sdata,
&mgmt->u.action.u.chan_switch.sw_elem,
@ -1754,7 +1698,7 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
default:
WARN(1, "unexpected: %d", rma);
}
goto out;
return;
}
mutex_unlock(&ifmgd->mtx);
@ -1799,8 +1743,6 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
cfg80211_send_deauth(sdata->dev, (u8 *)mgmt, skb->len);
}
out:
kfree_skb(skb);
}
static void ieee80211_sta_timer(unsigned long data)
@ -1815,39 +1757,13 @@ static void ieee80211_sta_timer(unsigned long data)
return;
}
ieee80211_queue_work(&local->hw, &ifmgd->work);
ieee80211_queue_work(&local->hw, &sdata->work);
}
static void ieee80211_sta_work(struct work_struct *work)
void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_sub_if_data *sdata =
container_of(work, struct ieee80211_sub_if_data, u.mgd.work);
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd;
struct sk_buff *skb;
if (!ieee80211_sdata_running(sdata))
return;
if (local->scanning)
return;
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
return;
/*
* ieee80211_queue_work() should have picked up most cases,
* here we'll pick the rest.
*/
if (WARN(local->suspended, "STA MLME work scheduled while "
"going to suspend\n"))
return;
ifmgd = &sdata->u.mgd;
/* first process frames to avoid timing out while a frame is pending */
while ((skb = skb_dequeue(&ifmgd->skb_queue)))
ieee80211_sta_rx_queued_mgmt(sdata, skb);
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
/* then process the rest of the work */
mutex_lock(&ifmgd->mtx);
@ -1942,8 +1858,7 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
ieee80211_queue_work(&sdata->local->hw,
&sdata->u.mgd.monitor_work);
/* and do all the other regular work too */
ieee80211_queue_work(&sdata->local->hw,
&sdata->u.mgd.work);
ieee80211_queue_work(&sdata->local->hw, &sdata->work);
}
}
@ -1958,7 +1873,6 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata)
* time -- the code here is properly synchronised.
*/
cancel_work_sync(&ifmgd->work);
cancel_work_sync(&ifmgd->beacon_connection_loss_work);
if (del_timer_sync(&ifmgd->timer))
set_bit(TMR_RUNNING_TIMER, &ifmgd->timers_running);
@ -1990,7 +1904,6 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
struct ieee80211_if_managed *ifmgd;
ifmgd = &sdata->u.mgd;
INIT_WORK(&ifmgd->work, ieee80211_sta_work);
INIT_WORK(&ifmgd->monitor_work, ieee80211_sta_monitor_work);
INIT_WORK(&ifmgd->chswitch_work, ieee80211_chswitch_work);
INIT_WORK(&ifmgd->beacon_connection_loss_work,
@ -2003,7 +1916,6 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
(unsigned long) sdata);
setup_timer(&ifmgd->chswitch_timer, ieee80211_chswitch_timer,
(unsigned long) sdata);
skb_queue_head_init(&ifmgd->skb_queue);
ifmgd->flags = 0;
@ -2152,18 +2064,9 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk,
cfg80211_send_assoc_timeout(wk->sdata->dev,
wk->filter_ta);
return WORK_DONE_DESTROY;
} else {
mutex_unlock(&wk->sdata->u.mgd.mtx);
#ifdef CONFIG_INET
/*
* configure ARP filter IP addresses to the driver,
* intentionally outside the mgd mutex.
*/
rtnl_lock();
ieee80211_set_arp_filter(wk->sdata);
rtnl_unlock();
#endif
}
mutex_unlock(&wk->sdata->u.mgd.mtx);
}
cfg80211_send_rx_assoc(wk->sdata->dev, skb->data, skb->len);
@ -2292,14 +2195,16 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_work *wk;
const u8 *bssid = req->bss->bssid;
u8 bssid[ETH_ALEN];
bool assoc_bss = false;
mutex_lock(&ifmgd->mtx);
memcpy(bssid, req->bss->bssid, ETH_ALEN);
if (ifmgd->associated == req->bss) {
bssid = req->bss->bssid;
ieee80211_set_disassoc(sdata, true);
ieee80211_set_disassoc(sdata, false);
mutex_unlock(&ifmgd->mtx);
assoc_bss = true;
} else {
bool not_auth_yet = false;
@ -2345,6 +2250,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
ieee80211_send_deauth_disassoc(sdata, bssid, IEEE80211_STYPE_DEAUTH,
req->reason_code, cookie,
!req->local_state_change);
if (assoc_bss)
sta_info_destroy_addr(sdata, bssid);
ieee80211_recalc_idle(sdata->local);
@ -2389,44 +2296,6 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
return 0;
}
int ieee80211_mgd_action(struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type,
bool channel_type_valid,
const u8 *buf, size_t len, u64 *cookie)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct sk_buff *skb;
/* Check that we are on the requested channel for transmission */
if (chan != local->tmp_channel &&
chan != local->oper_channel)
return -EBUSY;
if (channel_type_valid &&
(channel_type != local->tmp_channel_type &&
channel_type != local->_oper_channel_type))
return -EBUSY;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
if (!skb)
return -ENOMEM;
skb_reserve(skb, local->hw.extra_tx_headroom);
memcpy(skb_put(skb, len), buf, len);
if (!(ifmgd->flags & IEEE80211_STA_MFP_ENABLED))
IEEE80211_SKB_CB(skb)->flags |=
IEEE80211_TX_INTFL_DONT_ENCRYPT;
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_NL80211_FRAME_TX |
IEEE80211_TX_CTL_REQ_TX_STATUS;
skb->dev = sdata->dev;
ieee80211_tx_skb(sdata, skb);
*cookie = (unsigned long) skb;
return 0;
}
void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
enum nl80211_cqm_rssi_threshold_event rssi_event,
gfp_t gfp)

18
net/mac80211/pm.c
View File

@ -40,22 +40,14 @@ int __ieee80211_suspend(struct ieee80211_hw *hw)
list_for_each_entry(sdata, &local->interfaces, list)
ieee80211_disable_keys(sdata);
/* Tear down aggregation sessions */
rcu_read_lock();
if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
list_for_each_entry_rcu(sta, &local->sta_list, list) {
/* tear down aggregation sessions and remove STAs */
mutex_lock(&local->sta_mtx);
list_for_each_entry(sta, &local->sta_list, list) {
if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
set_sta_flags(sta, WLAN_STA_BLOCK_BA);
ieee80211_sta_tear_down_BA_sessions(sta);
}
}
rcu_read_unlock();
/* remove STAs */
mutex_lock(&local->sta_mtx);
list_for_each_entry(sta, &local->sta_list, list) {
if (sta->uploaded) {
sdata = sta->sdata;
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
@ -72,6 +64,8 @@ int __ieee80211_suspend(struct ieee80211_hw *hw)
/* remove all interfaces */
list_for_each_entry(sdata, &local->interfaces, list) {
cancel_work_sync(&sdata->work);
switch(sdata->vif.type) {
case NL80211_IFTYPE_STATION:
ieee80211_sta_quiesce(sdata);

2
net/mac80211/rc80211_minstrel_ht.c
View File

@ -365,7 +365,7 @@ minstrel_aggr_check(struct minstrel_priv *mp, struct ieee80211_sta *pubsta, stru
return;
tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
if (likely(sta->ampdu_mlme.tid_state_tx[tid] != HT_AGG_STATE_IDLE))
if (likely(sta->ampdu_mlme.tid_tx[tid]))
return;
ieee80211_start_tx_ba_session(pubsta, tid);

137
net/mac80211/rx.c
View File

@ -719,16 +719,13 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
spin_lock(&sta->lock);
if (!sta->ampdu_mlme.tid_active_rx[tid])
goto dont_reorder_unlock;
tid_agg_rx = sta->ampdu_mlme.tid_rx[tid];
tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
if (!tid_agg_rx)
goto dont_reorder;
/* qos null data frames are excluded */
if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
goto dont_reorder_unlock;
goto dont_reorder;
/* new, potentially un-ordered, ampdu frame - process it */
@ -740,20 +737,22 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
/* if this mpdu is fragmented - terminate rx aggregation session */
sc = le16_to_cpu(hdr->seq_ctrl);
if (sc & IEEE80211_SCTL_FRAG) {
spin_unlock(&sta->lock);
__ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,
WLAN_REASON_QSTA_REQUIRE_SETUP);
dev_kfree_skb(skb);
skb->pkt_type = IEEE80211_SDATA_QUEUE_TYPE_FRAME;
skb_queue_tail(&rx->sdata->skb_queue, skb);
ieee80211_queue_work(&local->hw, &rx->sdata->work);
return;
}
if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, frames)) {
spin_unlock(&sta->lock);
/*
* No locking needed -- we will only ever process one
* RX packet at a time, and thus own tid_agg_rx. All
* other code manipulating it needs to (and does) make
* sure that we cannot get to it any more before doing
* anything with it.
*/
if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, frames))
return;
}
dont_reorder_unlock:
spin_unlock(&sta->lock);
dont_reorder:
__skb_queue_tail(frames, skb);
}
@ -1268,11 +1267,13 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
rx->queue, &(rx->skb));
if (rx->key && rx->key->conf.alg == ALG_CCMP &&
ieee80211_has_protected(fc)) {
int queue = ieee80211_is_mgmt(fc) ?
NUM_RX_DATA_QUEUES : rx->queue;
/* Store CCMP PN so that we can verify that the next
* fragment has a sequential PN value. */
entry->ccmp = 1;
memcpy(entry->last_pn,
rx->key->u.ccmp.rx_pn[rx->queue],
rx->key->u.ccmp.rx_pn[queue],
CCMP_PN_LEN);
}
return RX_QUEUED;
@ -1292,6 +1293,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
if (entry->ccmp) {
int i;
u8 pn[CCMP_PN_LEN], *rpn;
int queue;
if (!rx->key || rx->key->conf.alg != ALG_CCMP)
return RX_DROP_UNUSABLE;
memcpy(pn, entry->last_pn, CCMP_PN_LEN);
@ -1300,7 +1302,9 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
if (pn[i])
break;
}
rpn = rx->key->u.ccmp.rx_pn[rx->queue];
queue = ieee80211_is_mgmt(fc) ?
NUM_RX_DATA_QUEUES : rx->queue;
rpn = rx->key->u.ccmp.rx_pn[queue];
if (memcmp(pn, rpn, CCMP_PN_LEN))
return RX_DROP_UNUSABLE;
memcpy(entry->last_pn, pn, CCMP_PN_LEN);
@ -1830,13 +1834,11 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
&bar_data, sizeof(bar_data)))
return RX_DROP_MONITOR;
spin_lock(&rx->sta->lock);
tid = le16_to_cpu(bar_data.control) >> 12;
if (!rx->sta->ampdu_mlme.tid_active_rx[tid]) {
spin_unlock(&rx->sta->lock);
tid_agg_rx = rcu_dereference(rx->sta->ampdu_mlme.tid_rx[tid]);
if (!tid_agg_rx)
return RX_DROP_MONITOR;
}
tid_agg_rx = rx->sta->ampdu_mlme.tid_rx[tid];
start_seq_num = le16_to_cpu(bar_data.start_seq_num) >> 4;
@ -1849,7 +1851,6 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num,
frames);
kfree_skb(skb);
spin_unlock(&rx->sta->lock);
return RX_QUEUED;
}
@ -1950,30 +1951,27 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (len < IEEE80211_MIN_ACTION_SIZE + 1)
break;
if (sdata->vif.type == NL80211_IFTYPE_STATION)
return ieee80211_sta_rx_mgmt(sdata, rx->skb);
switch (mgmt->u.action.u.addba_req.action_code) {
case WLAN_ACTION_ADDBA_REQ:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.addba_req)))
return RX_DROP_MONITOR;
ieee80211_process_addba_request(local, rx->sta, mgmt, len);
goto handled;
goto invalid;
break;
case WLAN_ACTION_ADDBA_RESP:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.addba_resp)))
break;
ieee80211_process_addba_resp(local, rx->sta, mgmt, len);
goto handled;
goto invalid;
break;
case WLAN_ACTION_DELBA:
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.delba)))
break;
ieee80211_process_delba(sdata, rx->sta, mgmt, len);
goto handled;
goto invalid;
break;
default:
goto invalid;
}
break;
goto queue;
case WLAN_CATEGORY_SPECTRUM_MGMT:
if (local->hw.conf.channel->band != IEEE80211_BAND_5GHZ)
break;
@ -2003,7 +2001,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
break;
return ieee80211_sta_rx_mgmt(sdata, rx->skb);
goto queue;
}
break;
case WLAN_CATEGORY_SA_QUERY:
@ -2021,11 +2019,12 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
break;
case WLAN_CATEGORY_MESH_PLINK:
case WLAN_CATEGORY_MESH_PATH_SEL:
if (ieee80211_vif_is_mesh(&sdata->vif))
return ieee80211_mesh_rx_mgmt(sdata, rx->skb);
break;
if (!ieee80211_vif_is_mesh(&sdata->vif))
break;
goto queue;
}
invalid:
/*
* For AP mode, hostapd is responsible for handling any action
* frames that we didn't handle, including returning unknown
@ -2045,8 +2044,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
*/
status = IEEE80211_SKB_RXCB(rx->skb);
if (sdata->vif.type == NL80211_IFTYPE_STATION &&
cfg80211_rx_action(rx->sdata->dev, status->freq,
if (cfg80211_rx_action(rx->sdata->dev, status->freq,
rx->skb->data, rx->skb->len,
GFP_ATOMIC))
goto handled;
@ -2074,6 +2072,14 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
rx->sta->rx_packets++;
dev_kfree_skb(rx->skb);
return RX_QUEUED;
queue:
rx->skb->pkt_type = IEEE80211_SDATA_QUEUE_TYPE_FRAME;
skb_queue_tail(&sdata->skb_queue, rx->skb);
ieee80211_queue_work(&local->hw, &sdata->work);
if (rx->sta)
rx->sta->rx_packets++;
return RX_QUEUED;
}
static ieee80211_rx_result debug_noinline
@ -2081,10 +2087,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
{
struct ieee80211_sub_if_data *sdata = rx->sdata;
ieee80211_rx_result rxs;
struct ieee80211_mgmt *mgmt = (void *)rx->skb->data;
__le16 stype;
if (!(rx->flags & IEEE80211_RX_RA_MATCH))
return RX_DROP_MONITOR;
if (rx->skb->len < 24)
return RX_DROP_MONITOR;
if (ieee80211_drop_unencrypted_mgmt(rx))
return RX_DROP_UNUSABLE;
@ -2092,16 +2103,42 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
if (rxs != RX_CONTINUE)
return rxs;
if (ieee80211_vif_is_mesh(&sdata->vif))
return ieee80211_mesh_rx_mgmt(sdata, rx->skb);
stype = mgmt->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
return ieee80211_ibss_rx_mgmt(sdata, rx->skb);
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
sdata->vif.type != NL80211_IFTYPE_STATION)
return RX_DROP_MONITOR;
if (sdata->vif.type == NL80211_IFTYPE_STATION)
return ieee80211_sta_rx_mgmt(sdata, rx->skb);
switch (stype) {
case cpu_to_le16(IEEE80211_STYPE_BEACON):
case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
/* process for all: mesh, mlme, ibss */
break;
case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
/* process only for station */
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return RX_DROP_MONITOR;
break;
case cpu_to_le16(IEEE80211_STYPE_PROBE_REQ):
case cpu_to_le16(IEEE80211_STYPE_AUTH):
/* process only for ibss */
if (sdata->vif.type != NL80211_IFTYPE_ADHOC)
return RX_DROP_MONITOR;
break;
default:
return RX_DROP_MONITOR;
}
return RX_DROP_MONITOR;
/* queue up frame and kick off work to process it */
rx->skb->pkt_type = IEEE80211_SDATA_QUEUE_TYPE_FRAME;
skb_queue_tail(&sdata->skb_queue, rx->skb);
ieee80211_queue_work(&rx->local->hw, &sdata->work);
if (rx->sta)
rx->sta->rx_packets++;
return RX_QUEUED;
}
static void ieee80211_rx_michael_mic_report(struct ieee80211_hdr *hdr,

14
net/mac80211/sta_info.c
View File

@ -235,6 +235,8 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
spin_lock_init(&sta->lock);
spin_lock_init(&sta->flaglock);
INIT_WORK(&sta->drv_unblock_wk, sta_unblock);
INIT_WORK(&sta->ampdu_mlme.work, ieee80211_ba_session_work);
mutex_init(&sta->ampdu_mlme.mtx);
memcpy(sta->sta.addr, addr, ETH_ALEN);
sta->local = local;
@ -246,14 +248,12 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
}
for (i = 0; i < STA_TID_NUM; i++) {
/* timer_to_tid must be initialized with identity mapping to
* enable session_timer's data differentiation. refer to
* sta_rx_agg_session_timer_expired for useage */
/*
* timer_to_tid must be initialized with identity mapping
* to enable session_timer's data differentiation. See
* sta_rx_agg_session_timer_expired for usage.
*/
sta->timer_to_tid[i] = i;
/* tx */
sta->ampdu_mlme.tid_state_tx[i] = HT_AGG_STATE_IDLE;
sta->ampdu_mlme.tid_tx[i] = NULL;
sta->ampdu_mlme.addba_req_num[i] = 0;
}
skb_queue_head_init(&sta->ps_tx_buf);
skb_queue_head_init(&sta->tx_filtered);

63
net/mac80211/sta_info.h
View File

@ -42,9 +42,6 @@
* be in the queues
* @WLAN_STA_PSPOLL: Station sent PS-poll while driver was keeping
* station in power-save mode, reply when the driver unblocks.
* @WLAN_STA_DISASSOC: Disassociation in progress.
* This is used to reject TX BA session requests when disassociation
* is in progress.
*/
enum ieee80211_sta_info_flags {
WLAN_STA_AUTH = 1<<0,
@ -60,38 +57,44 @@ enum ieee80211_sta_info_flags {
WLAN_STA_BLOCK_BA = 1<<11,
WLAN_STA_PS_DRIVER = 1<<12,
WLAN_STA_PSPOLL = 1<<13,
WLAN_STA_DISASSOC = 1<<14,
};
#define STA_TID_NUM 16
#define ADDBA_RESP_INTERVAL HZ
#define HT_AGG_MAX_RETRIES (0x3)
#define HT_AGG_MAX_RETRIES 0x3
#define HT_AGG_STATE_INITIATOR_SHIFT (4)
#define HT_ADDBA_REQUESTED_MSK BIT(0)
#define HT_ADDBA_DRV_READY_MSK BIT(1)
#define HT_ADDBA_RECEIVED_MSK BIT(2)
#define HT_AGG_STATE_REQ_STOP_BA_MSK BIT(3)
#define HT_AGG_STATE_INITIATOR_MSK BIT(HT_AGG_STATE_INITIATOR_SHIFT)
#define HT_AGG_STATE_IDLE (0x0)
#define HT_AGG_STATE_OPERATIONAL (HT_ADDBA_REQUESTED_MSK | \
HT_ADDBA_DRV_READY_MSK | \
HT_ADDBA_RECEIVED_MSK)
#define HT_AGG_STATE_DRV_READY 0
#define HT_AGG_STATE_RESPONSE_RECEIVED 1
#define HT_AGG_STATE_OPERATIONAL 2
#define HT_AGG_STATE_STOPPING 3
#define HT_AGG_STATE_WANT_START 4
#define HT_AGG_STATE_WANT_STOP 5
/**
* struct tid_ampdu_tx - TID aggregation information (Tx).
*
* @rcu_head: rcu head for freeing structure
* @addba_resp_timer: timer for peer's response to addba request
* @pending: pending frames queue -- use sta's spinlock to protect
* @ssn: Starting Sequence Number expected to be aggregated.
* @dialog_token: dialog token for aggregation session
* @state: session state (see above)
* @stop_initiator: initiator of a session stop
*
* This structure is protected by RCU and the per-station
* spinlock. Assignments to the array holding it must hold
* the spinlock, only the TX path can access it under RCU
* lock-free if, and only if, the state has the flag
* %HT_AGG_STATE_OPERATIONAL set. Otherwise, the TX path
* must also acquire the spinlock and re-check the state,
* see comments in the tx code touching it.
*/
struct tid_ampdu_tx {
struct rcu_head rcu_head;
struct timer_list addba_resp_timer;
struct sk_buff_head pending;
u16 ssn;
unsigned long state;
u8 dialog_token;
u8 stop_initiator;
};
/**
@ -106,8 +109,18 @@ struct tid_ampdu_tx {
* @buf_size: buffer size for incoming A-MPDUs
* @timeout: reset timer value (in TUs).
* @dialog_token: dialog token for aggregation session
* @rcu_head: RCU head used for freeing this struct
*
* This structure is protected by RCU and the per-station
* spinlock. Assignments to the array holding it must hold
* the spinlock, only the RX path can access it under RCU
* lock-free. The RX path, since it is single-threaded,
* can even modify the structure without locking since the
* only other modifications to it are done when the struct
* can not yet or no longer be found by the RX path.
*/
struct tid_ampdu_rx {
struct rcu_head rcu_head;
struct sk_buff **reorder_buf;
unsigned long *reorder_time;
struct timer_list session_timer;
@ -122,19 +135,23 @@ struct tid_ampdu_rx {
/**
* struct sta_ampdu_mlme - STA aggregation information.
*
* @tid_active_rx: TID's state in Rx session state machine.
* @tid_rx: aggregation info for Rx per TID
* @tid_state_tx: TID's state in Tx session state machine.
* @tid_rx: aggregation info for Rx per TID -- RCU protected
* @tid_tx: aggregation info for Tx per TID
* @addba_req_num: number of times addBA request has been sent.
* @dialog_token_allocator: dialog token enumerator for each new session;
* @work: work struct for starting/stopping aggregation
* @tid_rx_timer_expired: bitmap indicating on which TIDs the
* RX timer expired until the work for it runs
* @mtx: mutex to protect all TX data (except non-NULL assignments
* to tid_tx[idx], which are protected by the sta spinlock)
*/
struct sta_ampdu_mlme {
struct mutex mtx;
/* rx */
bool tid_active_rx[STA_TID_NUM];
struct tid_ampdu_rx *tid_rx[STA_TID_NUM];
unsigned long tid_rx_timer_expired[BITS_TO_LONGS(STA_TID_NUM)];
/* tx */
u8 tid_state_tx[STA_TID_NUM];
struct work_struct work;
struct tid_ampdu_tx *tid_tx[STA_TID_NUM];
u8 addba_req_num[STA_TID_NUM];
u8 dialog_token_allocator;

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