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authorStanislaw Gruszka <sgruszka@redhat.com>2013-08-01 14:07:55 +0400
committerJohn W. Linville <linville@tuxdriver.com>2013-08-02 22:54:04 +0400
commit788f7a56fce1bcb2067b62b851a086fca48a0056 (patch)
tree95ce469240d45ffbe46df7e8ff13d1719ad26289 /drivers/net/wireless/iwlegacy
parenteca396d7a5bdcc1fd67b1b12f737c213ac78a6f4 (diff)
downloadlinux-788f7a56fce1bcb2067b62b851a086fca48a0056.tar.xz
iwl4965: reset firmware after rfkill off
Using rfkill switch can make firmware unstable, what cause various Microcode errors and kernel warnings. Reseting firmware just after rfkill off (radio on) helped with that. Resolve: https://bugzilla.redhat.com/show_bug.cgi?id=977053 Reported-and-tested-by: Justin Pearce <whitefox@guardianfox.net> Cc: stable@vger.kernel.org Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlegacy')
-rw-r--r--drivers/net/wireless/iwlegacy/4965-mac.c10
-rw-r--r--drivers/net/wireless/iwlegacy/common.c1
2 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index f0b7794fca3e..f2ed62e37340 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -4460,12 +4460,12 @@ il4965_irq_tasklet(struct il_priv *il)
* is killed. Hence update the killswitch state here. The
* rfkill handler will care about restarting if needed.
*/
- if (!test_bit(S_ALIVE, &il->status)) {
- if (hw_rf_kill)
- set_bit(S_RFKILL, &il->status);
- else
- clear_bit(S_RFKILL, &il->status);
+ if (hw_rf_kill) {
+ set_bit(S_RFKILL, &il->status);
+ } else {
+ clear_bit(S_RFKILL, &il->status);
wiphy_rfkill_set_hw_state(il->hw->wiphy, hw_rf_kill);
+ il_force_reset(il, true);
}
handled |= CSR_INT_BIT_RF_KILL;
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 3195aad440dd..b03e22ef5462 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4660,6 +4660,7 @@ il_force_reset(struct il_priv *il, bool external)
return 0;
}
+EXPORT_SYMBOL(il_force_reset);
int
il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,