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orinoco: Add ESSID specific scanning for Agere fw 

Pass the ESSID to the card.

This allows 'iwlist eth1 scan essid <essid>' to work, and will help
with routers setup not to broadcast the ESSID.

Signed-off-by: David Kilroy <kilroyd@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
David Kilroy 2008-08-21 23:27:46 +01:00 committed by John W. Linville
parent 9859b81eae
commit 0753bba2d4
1 changed files with 19 additions and 1 deletions
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20
drivers/net/wireless/orinoco.c
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@ -2982,6 +2982,11 @@ static int orinoco_ioctl_getiwrange(struct net_device *dev,
range->min_r_time = 0;
range->max_r_time = 65535 * 1000; /* ??? */
if (priv->firmware_type == FIRMWARE_TYPE_AGERE)
range->scan_capa = IW_SCAN_CAPA_ESSID;
else
range->scan_capa = IW_SCAN_CAPA_NONE;
/* Event capability (kernel) */
IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
/* Event capability (driver) */
@ -3951,6 +3956,7 @@ static int orinoco_ioctl_setscan(struct net_device *dev,
{
struct orinoco_private *priv = netdev_priv(dev);
hermes_t *hw = &priv->hw;
struct iw_scan_req *si = (struct iw_scan_req *) extra;
int err = 0;
unsigned long flags;
@ -4012,7 +4018,19 @@ static int orinoco_ioctl_setscan(struct net_device *dev,
}
break;
case FIRMWARE_TYPE_AGERE:
err = hermes_write_wordrec(hw, USER_BAP,
if (priv->scan_mode & IW_SCAN_THIS_ESSID) {
struct hermes_idstring idbuf;
size_t len = min(sizeof(idbuf.val),
(size_t) si->essid_len);
idbuf.len = cpu_to_le16(len);
memcpy(idbuf.val, si->essid, len);
err = hermes_write_ltv(hw, USER_BAP,
HERMES_RID_CNFSCANSSID_AGERE,
HERMES_BYTES_TO_RECLEN(len + 2),
&idbuf);
} else
err = hermes_write_wordrec(hw, USER_BAP,
HERMES_RID_CNFSCANSSID_AGERE,
0); /* Any ESSID */
if (err)