staging: brcm80211: removed static function declarations in channel.c
Reported-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Roland Vossen <rvossen@broadcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Roland Vossen
Greg Kroah-Hartman
parent
d5adafb049
commit
0390bf7acc
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@ -29,6 +29,53 @@
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brcms_c_valid_channel20_in_band((wlc)->cmi, bandunit, val)
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#define VALID_CHANNEL20(wlc, val) brcms_c_valid_channel20((wlc)->cmi, val)
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/* QDB() macro takes a dB value and converts to a quarter dB value */
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#define QDB(n) ((n) * BRCMS_TXPWR_DB_FACTOR)
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#define LOCALE_CHAN_01_11 (1<<0)
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#define LOCALE_CHAN_12_13 (1<<1)
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#define LOCALE_CHAN_14 (1<<2)
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#define LOCALE_SET_5G_LOW_JP1 (1<<3) /* 34-48, step 2 */
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#define LOCALE_SET_5G_LOW_JP2 (1<<4) /* 34-46, step 4 */
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#define LOCALE_SET_5G_LOW1 (1<<5) /* 36-48, step 4 */
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#define LOCALE_SET_5G_LOW2 (1<<6) /* 52 */
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#define LOCALE_SET_5G_LOW3 (1<<7) /* 56-64, step 4 */
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#define LOCALE_SET_5G_MID1 (1<<8) /* 100-116, step 4 */
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#define LOCALE_SET_5G_MID2 (1<<9) /* 120-124, step 4 */
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#define LOCALE_SET_5G_MID3 (1<<10) /* 128 */
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#define LOCALE_SET_5G_HIGH1 (1<<11) /* 132-140, step 4 */
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#define LOCALE_SET_5G_HIGH2 (1<<12) /* 149-161, step 4 */
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#define LOCALE_SET_5G_HIGH3 (1<<13) /* 165 */
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#define LOCALE_CHAN_52_140_ALL (1<<14)
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#define LOCALE_SET_5G_HIGH4 (1<<15) /* 184-216 */
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#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | \
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LOCALE_SET_5G_LOW2 | \
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LOCALE_SET_5G_LOW3)
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#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3)
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#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2)
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#define LOCALE_CHAN_100_140 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | \
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LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1)
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#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3)
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#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4
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#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | \
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LOCALE_CHAN_12_13 | \
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LOCALE_CHAN_14)
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#define LOCALE_RADAR_SET_NONE 0
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#define LOCALE_RADAR_SET_1 1
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#define LOCALE_RESTRICTED_NONE 0
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#define LOCALE_RESTRICTED_SET_2G_SHORT 1
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#define LOCALE_RESTRICTED_CHAN_165 2
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#define LOCALE_CHAN_ALL_5G 3
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#define LOCALE_RESTRICTED_JAPAN_LEGACY 4
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#define LOCALE_RESTRICTED_11D_2G 5
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#define LOCALE_RESTRICTED_11D_5G 6
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#define LOCALE_RESTRICTED_LOW_HI 7
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#define LOCALE_RESTRICTED_12_13_14 8
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struct brcms_cm_band {
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/* struct locale_info flags */
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u8 locale_flags;
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@ -57,58 +104,6 @@ struct brcms_cm_info {
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struct brcms_chanvec quiet_channels;
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};
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static int brcms_c_channels_init(struct brcms_cm_info *wlc_cm,
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const struct country_info *country);
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static void brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
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const char *country_abbrev,
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const char *ccode, uint regrev,
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const struct country_info *country);
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static int brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm,
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const char *ccode);
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static int brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm,
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const char *country_abbrev,
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const char *ccode, int regrev);
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static int brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm,
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const char *ccode,
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char *mapped_ccode, uint *mapped_regrev);
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static const struct country_info *
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brcms_c_country_lookup_direct(const char *ccode, uint regrev);
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static const struct country_info *
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brcms_c_countrycode_map(struct brcms_cm_info *wlc_cm,
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const char *ccode, char *mapped_ccode,
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uint *mapped_regrev);
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static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm);
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static void brcms_c_quiet_channels_reset(struct brcms_cm_info *wlc_cm);
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static bool brcms_c_quiet_chanspec(struct brcms_cm_info *wlc_cm,
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u16 chspec);
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static bool brcms_c_valid_channel20_db(struct brcms_cm_info *wlc_cm, uint val);
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static bool brcms_c_valid_channel20_in_band(struct brcms_cm_info *wlc_cm,
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uint bandunit, uint val);
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static bool brcms_c_valid_channel20(struct brcms_cm_info *wlc_cm, uint val);
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static const struct country_info *
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brcms_c_country_lookup(struct brcms_c_info *wlc, const char *ccode);
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static void brcms_c_locale_get_channels(const struct locale_info *locale,
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struct brcms_chanvec *valid_channels);
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static const struct locale_info *brcms_c_get_locale_2g(u8 locale_idx);
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static const struct locale_info *brcms_c_get_locale_5g(u8 locale_idx);
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static bool brcms_c_japan(struct brcms_c_info *wlc);
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static bool brcms_c_japan_ccode(const char *ccode);
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static void brcms_c_channel_min_txpower_limits_with_local_constraint(
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struct brcms_cm_info *wlc_cm, struct txpwr_limits *txpwr,
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u8 local_constraint_qdbm);
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static void brcms_c_locale_add_channels(struct brcms_chanvec *target,
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const struct brcms_chanvec *channels);
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static const struct locale_mimo_info *brcms_c_get_mimo_2g(u8 locale_idx);
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static const struct locale_mimo_info *brcms_c_get_mimo_5g(u8 locale_idx);
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/* QDB() macro takes a dB value and converts to a quarter dB value */
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#define QDB(n) ((n) * BRCMS_TXPWR_DB_FACTOR)
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/* Regulatory Matrix Spreadsheet (CLM) MIMO v3.7.9 */
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/*
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@ -200,50 +195,6 @@ static const struct brcms_chanvec restricted_set_12_13_14 = {
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0x00, 0x00, 0x00, 0x00}
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};
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#define LOCALE_CHAN_01_11 (1<<0)
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#define LOCALE_CHAN_12_13 (1<<1)
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#define LOCALE_CHAN_14 (1<<2)
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#define LOCALE_SET_5G_LOW_JP1 (1<<3) /* 34-48, step 2 */
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#define LOCALE_SET_5G_LOW_JP2 (1<<4) /* 34-46, step 4 */
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#define LOCALE_SET_5G_LOW1 (1<<5) /* 36-48, step 4 */
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#define LOCALE_SET_5G_LOW2 (1<<6) /* 52 */
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#define LOCALE_SET_5G_LOW3 (1<<7) /* 56-64, step 4 */
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#define LOCALE_SET_5G_MID1 (1<<8) /* 100-116, step 4 */
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#define LOCALE_SET_5G_MID2 (1<<9) /* 120-124, step 4 */
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#define LOCALE_SET_5G_MID3 (1<<10) /* 128 */
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#define LOCALE_SET_5G_HIGH1 (1<<11) /* 132-140, step 4 */
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#define LOCALE_SET_5G_HIGH2 (1<<12) /* 149-161, step 4 */
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#define LOCALE_SET_5G_HIGH3 (1<<13) /* 165 */
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#define LOCALE_CHAN_52_140_ALL (1<<14)
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#define LOCALE_SET_5G_HIGH4 (1<<15) /* 184-216 */
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#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | \
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LOCALE_SET_5G_LOW2 | \
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LOCALE_SET_5G_LOW3)
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#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3)
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#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2)
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#define LOCALE_CHAN_100_140 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | \
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LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1)
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#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3)
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#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4
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#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | \
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LOCALE_CHAN_12_13 | \
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LOCALE_CHAN_14)
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#define LOCALE_RADAR_SET_NONE 0
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#define LOCALE_RADAR_SET_1 1
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#define LOCALE_RESTRICTED_NONE 0
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#define LOCALE_RESTRICTED_SET_2G_SHORT 1
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#define LOCALE_RESTRICTED_CHAN_165 2
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#define LOCALE_CHAN_ALL_5G 3
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#define LOCALE_RESTRICTED_JAPAN_LEGACY 4
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#define LOCALE_RESTRICTED_11D_2G 5
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#define LOCALE_RESTRICTED_11D_5G 6
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#define LOCALE_RESTRICTED_LOW_HI 7
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#define LOCALE_RESTRICTED_12_13_14 8
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/* global memory to provide working buffer for expanded locale */
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static const struct brcms_chanvec *g_table_radar_set[] = {
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@ -612,182 +563,38 @@ static const struct locale_mimo_info *brcms_c_get_mimo_5g(u8 locale_idx)
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return g_mimo_5g_table[locale_idx];
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}
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struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
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{
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struct brcms_cm_info *wlc_cm;
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char country_abbrev[BRCM_CNTRY_BUF_SZ];
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const struct country_info *country;
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struct brcms_pub *pub = wlc->pub;
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char *ccode;
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BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit);
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wlc_cm = kzalloc(sizeof(struct brcms_cm_info), GFP_ATOMIC);
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if (wlc_cm == NULL) {
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wiphy_err(wlc->wiphy, "wl%d: %s: out of memory", pub->unit,
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__func__);
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return NULL;
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}
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wlc_cm->pub = pub;
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wlc_cm->wlc = wlc;
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wlc->cmi = wlc_cm;
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/* store the country code for passing up as a regulatory hint */
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ccode = getvar(wlc->pub->vars, "ccode");
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if (ccode)
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strncpy(wlc->pub->srom_ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
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/*
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* internal country information which must match
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* regulatory constraints in firmware
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*/
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memset(country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
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strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1);
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country = brcms_c_country_lookup(wlc, country_abbrev);
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/* save default country for exiting 11d regulatory mode */
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strncpy(wlc->country_default, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
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/* initialize autocountry_default to driver default */
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strncpy(wlc->autocountry_default, "X2", BRCM_CNTRY_BUF_SZ - 1);
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brcms_c_set_countrycode(wlc_cm, country_abbrev);
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return wlc_cm;
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}
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void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm)
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{
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kfree(wlc_cm);
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}
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u8
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brcms_c_channel_locale_flags_in_band(struct brcms_cm_info *wlc_cm,
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uint bandunit)
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{
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return wlc_cm->bandstate[bandunit].locale_flags;
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}
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/*
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* set the driver's current country and regulatory information using
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* a country code as the source. Lookup built in country information
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* found with the country code.
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*/
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static int
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brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm, const char *ccode)
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brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm, const char *ccode,
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char *mapped_ccode, uint *mapped_regrev)
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{
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char country_abbrev[BRCM_CNTRY_BUF_SZ];
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strncpy(country_abbrev, ccode, BRCM_CNTRY_BUF_SZ);
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return brcms_c_set_countrycode_rev(wlc_cm, country_abbrev, ccode, -1);
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return false;
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}
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static int
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brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm,
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const char *country_abbrev,
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const char *ccode, int regrev)
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{
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const struct country_info *country;
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char mapped_ccode[BRCM_CNTRY_BUF_SZ];
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uint mapped_regrev;
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/* if regrev is -1, lookup the mapped country code,
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* otherwise use the ccode and regrev directly
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*/
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if (regrev == -1) {
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/*
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* map the country code to a built-in country
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* code, regrev, and country_info
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*/
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country =
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brcms_c_countrycode_map(wlc_cm, ccode, mapped_ccode,
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&mapped_regrev);
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} else {
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/* find the matching built-in country definition */
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country = brcms_c_country_lookup_direct(ccode, regrev);
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strncpy(mapped_ccode, ccode, BRCM_CNTRY_BUF_SZ);
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mapped_regrev = regrev;
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}
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if (country == NULL)
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return -EINVAL;
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/* set the driver state for the country */
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brcms_c_set_country_common(wlc_cm, country_abbrev, mapped_ccode,
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mapped_regrev, country);
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return 0;
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}
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/*
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* set the driver's current country and regulatory information
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* using a country code as the source. Look up built in country
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* information found with the country code.
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*/
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static void
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brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
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const char *country_abbrev,
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const char *ccode, uint regrev,
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const struct country_info *country)
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{
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const struct locale_mimo_info *li_mimo;
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const struct locale_info *locale;
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struct brcms_c_info *wlc = wlc_cm->wlc;
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char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
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/* save current country state */
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wlc_cm->country = country;
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memset(&prev_country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
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strncpy(prev_country_abbrev, wlc_cm->country_abbrev,
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BRCM_CNTRY_BUF_SZ - 1);
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strncpy(wlc_cm->country_abbrev, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
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strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
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wlc_cm->regrev = regrev;
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/* disable/restore nmode based on country regulations */
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li_mimo = brcms_c_get_mimo_2g(country->locale_mimo_2G);
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if (li_mimo && (li_mimo->flags & BRCMS_NO_MIMO)) {
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brcms_c_set_nmode(wlc, OFF);
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wlc->stf->no_cddstbc = true;
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} else {
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wlc->stf->no_cddstbc = false;
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if (N_ENAB(wlc->pub) != wlc->protection->nmode_user)
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brcms_c_set_nmode(wlc, wlc->protection->nmode_user);
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}
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brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
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brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
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/* set or restore gmode as required by regulatory */
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locale = brcms_c_get_locale_2g(country->locale_2G);
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if (locale && (locale->flags & BRCMS_NO_OFDM))
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brcms_c_set_gmode(wlc, GMODE_LEGACY_B, false);
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else
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brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false);
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brcms_c_channels_init(wlc_cm, country);
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return;
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}
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/* Lookup a country info structure from a null terminated country code
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* The lookup is case sensitive.
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/* Lookup a country info structure from a null terminated country
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* abbreviation and regrev directly with no translation.
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*/
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static const struct country_info *
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brcms_c_country_lookup(struct brcms_c_info *wlc, const char *ccode)
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brcms_c_country_lookup_direct(const char *ccode, uint regrev)
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{
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const struct country_info *country;
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char mapped_ccode[BRCM_CNTRY_BUF_SZ];
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uint mapped_regrev;
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uint size, i;
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/* Should just return 0 for single locale driver. */
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/* Keep it this way in case we add more locales. (for now anyway) */
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/*
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* map the country code to a built-in country code, regrev, and
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* country_info struct
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* all other country def arrays are for regrev == 0, so if
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* regrev is non-zero, fail
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*/
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country = brcms_c_countrycode_map(wlc->cmi, ccode, mapped_ccode,
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&mapped_regrev);
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if (regrev > 0)
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return NULL;
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return country;
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/* find matched table entry from country code */
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size = ARRAY_SIZE(cntry_locales);
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for (i = 0; i < size; i++) {
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if (strcmp(ccode, cntry_locales[i].abbrev) == 0)
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return &cntry_locales[i].country;
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}
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return NULL;
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}
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static const struct country_info *
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@ -838,147 +645,24 @@ brcms_c_countrycode_map(struct brcms_cm_info *wlc_cm, const char *ccode,
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return country;
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}
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static int
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brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm, const char *ccode,
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char *mapped_ccode, uint *mapped_regrev)
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||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Lookup a country info structure from a null terminated country
|
||||
* abbreviation and regrev directly with no translation.
|
||||
/* Lookup a country info structure from a null terminated country code
|
||||
* The lookup is case sensitive.
|
||||
*/
|
||||
static const struct country_info *
|
||||
brcms_c_country_lookup_direct(const char *ccode, uint regrev)
|
||||
brcms_c_country_lookup(struct brcms_c_info *wlc, const char *ccode)
|
||||
{
|
||||
uint size, i;
|
||||
|
||||
/* Should just return 0 for single locale driver. */
|
||||
/* Keep it this way in case we add more locales. (for now anyway) */
|
||||
const struct country_info *country;
|
||||
char mapped_ccode[BRCM_CNTRY_BUF_SZ];
|
||||
uint mapped_regrev;
|
||||
|
||||
/*
|
||||
* all other country def arrays are for regrev == 0, so if
|
||||
* regrev is non-zero, fail
|
||||
* map the country code to a built-in country code, regrev, and
|
||||
* country_info struct
|
||||
*/
|
||||
if (regrev > 0)
|
||||
return NULL;
|
||||
country = brcms_c_countrycode_map(wlc->cmi, ccode, mapped_ccode,
|
||||
&mapped_regrev);
|
||||
|
||||
/* find matched table entry from country code */
|
||||
size = ARRAY_SIZE(cntry_locales);
|
||||
for (i = 0; i < size; i++) {
|
||||
if (strcmp(ccode, cntry_locales[i].abbrev) == 0)
|
||||
return &cntry_locales[i].country;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int
|
||||
brcms_c_channels_init(struct brcms_cm_info *wlc_cm,
|
||||
const struct country_info *country)
|
||||
{
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
uint i, j;
|
||||
struct brcms_band *band;
|
||||
const struct locale_info *li;
|
||||
struct brcms_chanvec sup_chan;
|
||||
const struct locale_mimo_info *li_mimo;
|
||||
|
||||
band = wlc->band;
|
||||
for (i = 0; i < NBANDS(wlc);
|
||||
i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) {
|
||||
|
||||
li = BAND_5G(band->bandtype) ?
|
||||
brcms_c_get_locale_5g(country->locale_5G) :
|
||||
brcms_c_get_locale_2g(country->locale_2G);
|
||||
wlc_cm->bandstate[band->bandunit].locale_flags = li->flags;
|
||||
li_mimo = BAND_5G(band->bandtype) ?
|
||||
brcms_c_get_mimo_5g(country->locale_mimo_5G) :
|
||||
brcms_c_get_mimo_2g(country->locale_mimo_2G);
|
||||
|
||||
/* merge the mimo non-mimo locale flags */
|
||||
wlc_cm->bandstate[band->bandunit].locale_flags |=
|
||||
li_mimo->flags;
|
||||
|
||||
wlc_cm->bandstate[band->bandunit].restricted_channels =
|
||||
g_table_restricted_chan[li->restricted_channels];
|
||||
wlc_cm->bandstate[band->bandunit].radar_channels =
|
||||
g_table_radar_set[li->radar_channels];
|
||||
|
||||
/*
|
||||
* set the channel availability, masking out the channels
|
||||
* that may not be supported on this phy.
|
||||
*/
|
||||
wlc_phy_chanspec_band_validch(band->pi, band->bandtype,
|
||||
&sup_chan);
|
||||
brcms_c_locale_get_channels(li,
|
||||
&wlc_cm->bandstate[band->bandunit].
|
||||
valid_channels);
|
||||
for (j = 0; j < sizeof(struct brcms_chanvec); j++)
|
||||
wlc_cm->bandstate[band->bandunit].valid_channels.
|
||||
vec[j] &= sup_chan.vec[j];
|
||||
}
|
||||
|
||||
brcms_c_quiet_channels_reset(wlc_cm);
|
||||
brcms_c_channels_commit(wlc_cm);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Update the radio state (enable/disable) and tx power targets
|
||||
* based on a new set of channel/regulatory information
|
||||
*/
|
||||
static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm)
|
||||
{
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
uint chan;
|
||||
struct txpwr_limits txpwr;
|
||||
|
||||
/* search for the existence of any valid channel */
|
||||
for (chan = 0; chan < MAXCHANNEL; chan++) {
|
||||
if (VALID_CHANNEL20_DB(wlc, chan))
|
||||
break;
|
||||
}
|
||||
if (chan == MAXCHANNEL)
|
||||
chan = INVCHANNEL;
|
||||
|
||||
/*
|
||||
* based on the channel search above, set or
|
||||
* clear WL_RADIO_COUNTRY_DISABLE.
|
||||
*/
|
||||
if (chan == INVCHANNEL) {
|
||||
/*
|
||||
* country/locale with no valid channels, set
|
||||
* the radio disable bit
|
||||
*/
|
||||
mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
|
||||
wiphy_err(wlc->wiphy, "wl%d: %s: no valid channel for \"%s\" "
|
||||
"nbands %d bandlocked %d\n", wlc->pub->unit,
|
||||
__func__, wlc_cm->country_abbrev, NBANDS(wlc),
|
||||
wlc->bandlocked);
|
||||
} else if (mboolisset(wlc->pub->radio_disabled,
|
||||
WL_RADIO_COUNTRY_DISABLE)) {
|
||||
/*
|
||||
* country/locale with valid channel, clear
|
||||
* the radio disable bit
|
||||
*/
|
||||
mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
|
||||
}
|
||||
|
||||
/*
|
||||
* Now that the country abbreviation is set, if the radio supports 2G,
|
||||
* then set channel 14 restrictions based on the new locale.
|
||||
*/
|
||||
if (NBANDS(wlc) > 1 || BAND_2G(wlc->band->bandtype))
|
||||
wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi,
|
||||
brcms_c_japan(wlc) ? true :
|
||||
false);
|
||||
|
||||
if (wlc->pub->up && chan != INVCHANNEL) {
|
||||
brcms_c_channel_reg_limits(wlc_cm, wlc->chanspec, &txpwr);
|
||||
brcms_c_channel_min_txpower_limits_with_local_constraint(wlc_cm,
|
||||
&txpwr, BRCMS_TXPWR_MAX);
|
||||
wlc_phy_txpower_limit_set(wlc->band->pi, &txpwr, wlc->chanspec);
|
||||
}
|
||||
return country;
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -1006,15 +690,22 @@ static void brcms_c_quiet_channels_reset(struct brcms_cm_info *wlc_cm)
|
|||
}
|
||||
}
|
||||
|
||||
static bool
|
||||
brcms_c_quiet_chanspec(struct brcms_cm_info *wlc_cm, u16 chspec)
|
||||
/* Is the channel valid for the current locale and current band? */
|
||||
static bool brcms_c_valid_channel20(struct brcms_cm_info *wlc_cm, uint val)
|
||||
{
|
||||
return N_ENAB(wlc_cm->wlc->pub) && CHSPEC_IS40(chspec) ?
|
||||
(isset(wlc_cm->quiet_channels.vec,
|
||||
LOWER_20_SB(CHSPEC_CHANNEL(chspec))) ||
|
||||
isset(wlc_cm->quiet_channels.vec,
|
||||
UPPER_20_SB(CHSPEC_CHANNEL(chspec)))) :
|
||||
isset(wlc_cm->quiet_channels.vec, CHSPEC_CHANNEL(chspec));
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
|
||||
return ((val < MAXCHANNEL) &&
|
||||
isset(wlc_cm->bandstate[wlc->band->bandunit].valid_channels.vec,
|
||||
val));
|
||||
}
|
||||
|
||||
/* Is the channel valid for the current locale and specified band? */
|
||||
static bool brcms_c_valid_channel20_in_band(struct brcms_cm_info *wlc_cm,
|
||||
uint bandunit, uint val)
|
||||
{
|
||||
return ((val < MAXCHANNEL)
|
||||
&& isset(wlc_cm->bandstate[bandunit].valid_channels.vec, val));
|
||||
}
|
||||
|
||||
/* Is the channel valid for the current locale? (but don't consider channels not
|
||||
|
|
@ -1029,22 +720,17 @@ static bool brcms_c_valid_channel20_db(struct brcms_cm_info *wlc_cm, uint val)
|
|||
&& VALID_CHANNEL20_IN_BAND(wlc, OTHERBANDUNIT(wlc), val));
|
||||
}
|
||||
|
||||
/* Is the channel valid for the current locale and specified band? */
|
||||
static bool brcms_c_valid_channel20_in_band(struct brcms_cm_info *wlc_cm,
|
||||
uint bandunit, uint val)
|
||||
/* JP, J1 - J10 are Japan ccodes */
|
||||
static bool brcms_c_japan_ccode(const char *ccode)
|
||||
{
|
||||
return ((val < MAXCHANNEL)
|
||||
&& isset(wlc_cm->bandstate[bandunit].valid_channels.vec, val));
|
||||
return (ccode[0] == 'J' &&
|
||||
(ccode[1] == 'P' || (ccode[1] >= '1' && ccode[1] <= '9')));
|
||||
}
|
||||
|
||||
/* Is the channel valid for the current locale and current band? */
|
||||
static bool brcms_c_valid_channel20(struct brcms_cm_info *wlc_cm, uint val)
|
||||
/* Returns true if currently set country is Japan or variant */
|
||||
static bool brcms_c_japan(struct brcms_c_info *wlc)
|
||||
{
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
|
||||
return ((val < MAXCHANNEL) &&
|
||||
isset(wlc_cm->bandstate[wlc->band->bandunit].valid_channels.vec,
|
||||
val));
|
||||
return brcms_c_japan_ccode(wlc->cmi->country_abbrev);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -1122,6 +808,284 @@ brcms_c_channel_min_txpower_limits_with_local_constraint(
|
|||
|
||||
}
|
||||
|
||||
/* Update the radio state (enable/disable) and tx power targets
|
||||
* based on a new set of channel/regulatory information
|
||||
*/
|
||||
static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm)
|
||||
{
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
uint chan;
|
||||
struct txpwr_limits txpwr;
|
||||
|
||||
/* search for the existence of any valid channel */
|
||||
for (chan = 0; chan < MAXCHANNEL; chan++) {
|
||||
if (VALID_CHANNEL20_DB(wlc, chan))
|
||||
break;
|
||||
}
|
||||
if (chan == MAXCHANNEL)
|
||||
chan = INVCHANNEL;
|
||||
|
||||
/*
|
||||
* based on the channel search above, set or
|
||||
* clear WL_RADIO_COUNTRY_DISABLE.
|
||||
*/
|
||||
if (chan == INVCHANNEL) {
|
||||
/*
|
||||
* country/locale with no valid channels, set
|
||||
* the radio disable bit
|
||||
*/
|
||||
mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
|
||||
wiphy_err(wlc->wiphy, "wl%d: %s: no valid channel for \"%s\" "
|
||||
"nbands %d bandlocked %d\n", wlc->pub->unit,
|
||||
__func__, wlc_cm->country_abbrev, NBANDS(wlc),
|
||||
wlc->bandlocked);
|
||||
} else if (mboolisset(wlc->pub->radio_disabled,
|
||||
WL_RADIO_COUNTRY_DISABLE)) {
|
||||
/*
|
||||
* country/locale with valid channel, clear
|
||||
* the radio disable bit
|
||||
*/
|
||||
mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE);
|
||||
}
|
||||
|
||||
/*
|
||||
* Now that the country abbreviation is set, if the radio supports 2G,
|
||||
* then set channel 14 restrictions based on the new locale.
|
||||
*/
|
||||
if (NBANDS(wlc) > 1 || BAND_2G(wlc->band->bandtype))
|
||||
wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi,
|
||||
brcms_c_japan(wlc) ? true :
|
||||
false);
|
||||
|
||||
if (wlc->pub->up && chan != INVCHANNEL) {
|
||||
brcms_c_channel_reg_limits(wlc_cm, wlc->chanspec, &txpwr);
|
||||
brcms_c_channel_min_txpower_limits_with_local_constraint(wlc_cm,
|
||||
&txpwr, BRCMS_TXPWR_MAX);
|
||||
wlc_phy_txpower_limit_set(wlc->band->pi, &txpwr, wlc->chanspec);
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
brcms_c_channels_init(struct brcms_cm_info *wlc_cm,
|
||||
const struct country_info *country)
|
||||
{
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
uint i, j;
|
||||
struct brcms_band *band;
|
||||
const struct locale_info *li;
|
||||
struct brcms_chanvec sup_chan;
|
||||
const struct locale_mimo_info *li_mimo;
|
||||
|
||||
band = wlc->band;
|
||||
for (i = 0; i < NBANDS(wlc);
|
||||
i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) {
|
||||
|
||||
li = BAND_5G(band->bandtype) ?
|
||||
brcms_c_get_locale_5g(country->locale_5G) :
|
||||
brcms_c_get_locale_2g(country->locale_2G);
|
||||
wlc_cm->bandstate[band->bandunit].locale_flags = li->flags;
|
||||
li_mimo = BAND_5G(band->bandtype) ?
|
||||
brcms_c_get_mimo_5g(country->locale_mimo_5G) :
|
||||
brcms_c_get_mimo_2g(country->locale_mimo_2G);
|
||||
|
||||
/* merge the mimo non-mimo locale flags */
|
||||
wlc_cm->bandstate[band->bandunit].locale_flags |=
|
||||
li_mimo->flags;
|
||||
|
||||
wlc_cm->bandstate[band->bandunit].restricted_channels =
|
||||
g_table_restricted_chan[li->restricted_channels];
|
||||
wlc_cm->bandstate[band->bandunit].radar_channels =
|
||||
g_table_radar_set[li->radar_channels];
|
||||
|
||||
/*
|
||||
* set the channel availability, masking out the channels
|
||||
* that may not be supported on this phy.
|
||||
*/
|
||||
wlc_phy_chanspec_band_validch(band->pi, band->bandtype,
|
||||
&sup_chan);
|
||||
brcms_c_locale_get_channels(li,
|
||||
&wlc_cm->bandstate[band->bandunit].
|
||||
valid_channels);
|
||||
for (j = 0; j < sizeof(struct brcms_chanvec); j++)
|
||||
wlc_cm->bandstate[band->bandunit].valid_channels.
|
||||
vec[j] &= sup_chan.vec[j];
|
||||
}
|
||||
|
||||
brcms_c_quiet_channels_reset(wlc_cm);
|
||||
brcms_c_channels_commit(wlc_cm);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* set the driver's current country and regulatory information
|
||||
* using a country code as the source. Look up built in country
|
||||
* information found with the country code.
|
||||
*/
|
||||
static void
|
||||
brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
|
||||
const char *country_abbrev,
|
||||
const char *ccode, uint regrev,
|
||||
const struct country_info *country)
|
||||
{
|
||||
const struct locale_mimo_info *li_mimo;
|
||||
const struct locale_info *locale;
|
||||
struct brcms_c_info *wlc = wlc_cm->wlc;
|
||||
char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
|
||||
|
||||
/* save current country state */
|
||||
wlc_cm->country = country;
|
||||
|
||||
memset(&prev_country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
|
||||
strncpy(prev_country_abbrev, wlc_cm->country_abbrev,
|
||||
BRCM_CNTRY_BUF_SZ - 1);
|
||||
|
||||
strncpy(wlc_cm->country_abbrev, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
|
||||
strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
|
||||
wlc_cm->regrev = regrev;
|
||||
|
||||
/* disable/restore nmode based on country regulations */
|
||||
li_mimo = brcms_c_get_mimo_2g(country->locale_mimo_2G);
|
||||
if (li_mimo && (li_mimo->flags & BRCMS_NO_MIMO)) {
|
||||
brcms_c_set_nmode(wlc, OFF);
|
||||
wlc->stf->no_cddstbc = true;
|
||||
} else {
|
||||
wlc->stf->no_cddstbc = false;
|
||||
if (N_ENAB(wlc->pub) != wlc->protection->nmode_user)
|
||||
brcms_c_set_nmode(wlc, wlc->protection->nmode_user);
|
||||
}
|
||||
|
||||
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]);
|
||||
brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]);
|
||||
/* set or restore gmode as required by regulatory */
|
||||
locale = brcms_c_get_locale_2g(country->locale_2G);
|
||||
if (locale && (locale->flags & BRCMS_NO_OFDM))
|
||||
brcms_c_set_gmode(wlc, GMODE_LEGACY_B, false);
|
||||
else
|
||||
brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false);
|
||||
|
||||
brcms_c_channels_init(wlc_cm, country);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
static int
|
||||
brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm,
|
||||
const char *country_abbrev,
|
||||
const char *ccode, int regrev)
|
||||
{
|
||||
const struct country_info *country;
|
||||
char mapped_ccode[BRCM_CNTRY_BUF_SZ];
|
||||
uint mapped_regrev;
|
||||
|
||||
/* if regrev is -1, lookup the mapped country code,
|
||||
* otherwise use the ccode and regrev directly
|
||||
*/
|
||||
if (regrev == -1) {
|
||||
/*
|
||||
* map the country code to a built-in country
|
||||
* code, regrev, and country_info
|
||||
*/
|
||||
country =
|
||||
brcms_c_countrycode_map(wlc_cm, ccode, mapped_ccode,
|
||||
&mapped_regrev);
|
||||
} else {
|
||||
/* find the matching built-in country definition */
|
||||
country = brcms_c_country_lookup_direct(ccode, regrev);
|
||||
strncpy(mapped_ccode, ccode, BRCM_CNTRY_BUF_SZ);
|
||||
mapped_regrev = regrev;
|
||||
}
|
||||
|
||||
if (country == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
/* set the driver state for the country */
|
||||
brcms_c_set_country_common(wlc_cm, country_abbrev, mapped_ccode,
|
||||
mapped_regrev, country);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* set the driver's current country and regulatory information using
|
||||
* a country code as the source. Lookup built in country information
|
||||
* found with the country code.
|
||||
*/
|
||||
static int
|
||||
brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm, const char *ccode)
|
||||
{
|
||||
char country_abbrev[BRCM_CNTRY_BUF_SZ];
|
||||
strncpy(country_abbrev, ccode, BRCM_CNTRY_BUF_SZ);
|
||||
return brcms_c_set_countrycode_rev(wlc_cm, country_abbrev, ccode, -1);
|
||||
}
|
||||
|
||||
struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
|
||||
{
|
||||
struct brcms_cm_info *wlc_cm;
|
||||
char country_abbrev[BRCM_CNTRY_BUF_SZ];
|
||||
const struct country_info *country;
|
||||
struct brcms_pub *pub = wlc->pub;
|
||||
char *ccode;
|
||||
|
||||
BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit);
|
||||
|
||||
wlc_cm = kzalloc(sizeof(struct brcms_cm_info), GFP_ATOMIC);
|
||||
if (wlc_cm == NULL) {
|
||||
wiphy_err(wlc->wiphy, "wl%d: %s: out of memory", pub->unit,
|
||||
__func__);
|
||||
return NULL;
|
||||
}
|
||||
wlc_cm->pub = pub;
|
||||
wlc_cm->wlc = wlc;
|
||||
wlc->cmi = wlc_cm;
|
||||
|
||||
/* store the country code for passing up as a regulatory hint */
|
||||
ccode = getvar(wlc->pub->vars, "ccode");
|
||||
if (ccode)
|
||||
strncpy(wlc->pub->srom_ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
|
||||
|
||||
/*
|
||||
* internal country information which must match
|
||||
* regulatory constraints in firmware
|
||||
*/
|
||||
memset(country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
|
||||
strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1);
|
||||
country = brcms_c_country_lookup(wlc, country_abbrev);
|
||||
|
||||
/* save default country for exiting 11d regulatory mode */
|
||||
strncpy(wlc->country_default, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
|
||||
|
||||
/* initialize autocountry_default to driver default */
|
||||
strncpy(wlc->autocountry_default, "X2", BRCM_CNTRY_BUF_SZ - 1);
|
||||
|
||||
brcms_c_set_countrycode(wlc_cm, country_abbrev);
|
||||
|
||||
return wlc_cm;
|
||||
}
|
||||
|
||||
void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm)
|
||||
{
|
||||
kfree(wlc_cm);
|
||||
}
|
||||
|
||||
u8
|
||||
brcms_c_channel_locale_flags_in_band(struct brcms_cm_info *wlc_cm,
|
||||
uint bandunit)
|
||||
{
|
||||
return wlc_cm->bandstate[bandunit].locale_flags;
|
||||
}
|
||||
|
||||
static bool
|
||||
brcms_c_quiet_chanspec(struct brcms_cm_info *wlc_cm, u16 chspec)
|
||||
{
|
||||
return N_ENAB(wlc_cm->wlc->pub) && CHSPEC_IS40(chspec) ?
|
||||
(isset(wlc_cm->quiet_channels.vec,
|
||||
LOWER_20_SB(CHSPEC_CHANNEL(chspec))) ||
|
||||
isset(wlc_cm->quiet_channels.vec,
|
||||
UPPER_20_SB(CHSPEC_CHANNEL(chspec)))) :
|
||||
isset(wlc_cm->quiet_channels.vec, CHSPEC_CHANNEL(chspec));
|
||||
}
|
||||
|
||||
void
|
||||
brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec,
|
||||
u8 local_constraint_qdbm)
|
||||
|
|
@ -1471,19 +1435,6 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec,
|
|||
return;
|
||||
}
|
||||
|
||||
/* Returns true if currently set country is Japan or variant */
|
||||
static bool brcms_c_japan(struct brcms_c_info *wlc)
|
||||
{
|
||||
return brcms_c_japan_ccode(wlc->cmi->country_abbrev);
|
||||
}
|
||||
|
||||
/* JP, J1 - J10 are Japan ccodes */
|
||||
static bool brcms_c_japan_ccode(const char *ccode)
|
||||
{
|
||||
return (ccode[0] == 'J' &&
|
||||
(ccode[1] == 'P' || (ccode[1] >= '1' && ccode[1] <= '9')));
|
||||
}
|
||||
|
||||
/*
|
||||
* Validate the chanspec for this locale, for 40MHZ we need to also
|
||||
* check that the sidebands are valid 20MZH channels in this locale
|
||||
|
|
|
|||
Loading…
Reference in New Issue