summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/b43/main.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2010-02-04 16:58:14 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-02-04 16:58:14 (GMT)
commit10be7eb36b93364b98688831ee7d26f58402bb96 (patch)
treeeb13ae80fcaa8baacd804a721c5a4962a501a2a4 /drivers/net/wireless/b43/main.c
parent90c30335a70e96b8b8493b7deb15e6b30e6d9fce (diff)
parent5ffaf8a361b4c9025963959a744f21d8173c7669 (diff)
downloadlinux-fsl-qoriq-10be7eb36b93364b98688831ee7d26f58402bb96.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
-rw-r--r--drivers/net/wireless/b43/main.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 9c5c7c9..316a913 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -844,8 +844,10 @@ static void rx_tkip_phase1_write(struct b43_wldev *dev, u8 index, u32 iv32,
}
static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
- struct ieee80211_key_conf *keyconf, const u8 *addr,
- u32 iv32, u16 *phase1key)
+ struct ieee80211_vif *vif,
+ struct ieee80211_key_conf *keyconf,
+ struct ieee80211_sta *sta,
+ u32 iv32, u16 *phase1key)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
@@ -854,19 +856,19 @@ static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
if (B43_WARN_ON(!modparam_hwtkip))
return;
- mutex_lock(&wl->mutex);
-
+ /* This is only called from the RX path through mac80211, where
+ * our mutex is already locked. */
+ B43_WARN_ON(!mutex_is_locked(&wl->mutex));
dev = wl->current_dev;
- if (!dev || b43_status(dev) < B43_STAT_INITIALIZED)
- goto out_unlock;
+ B43_WARN_ON(!dev || b43_status(dev) < B43_STAT_INITIALIZED);
keymac_write(dev, index, NULL); /* First zero out mac to avoid race */
rx_tkip_phase1_write(dev, index, iv32, phase1key);
- keymac_write(dev, index, addr);
-
-out_unlock:
- mutex_unlock(&wl->mutex);
+ /* only pairwise TKIP keys are supported right now */
+ if (WARN_ON(!sta))
+ return;
+ keymac_write(dev, index, sta->addr);
}
static void do_key_write(struct b43_wldev *dev,
@@ -3571,6 +3573,12 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed)
dev = wl->current_dev;
phy = &dev->phy;
+ if (conf_is_ht(conf))
+ phy->is_40mhz =
+ (conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf));
+ else
+ phy->is_40mhz = false;
+
b43_mac_suspend(dev);
if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS)