diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2013-08-01 12:07:55 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-08-20 08:26:28 -0700 |
| commit | 6e819f58e3a21214289fc7378af0889d7d344701 (patch) | |
| tree | 84f6b7cbc131bb61607042d2d3a038e16da9fec8 /drivers | |
| parent | 179dfb0cb213ac7873997214d33ec9a28667913a (diff) | |
| download | lwn-6e819f58e3a21214289fc7378af0889d7d344701.tar.gz lwn-6e819f58e3a21214289fc7378af0889d7d344701.zip | |
iwl4965: reset firmware after rfkill off
commit 788f7a56fce1bcb2067b62b851a086fca48a0056 upstream.
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>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlegacy/4965-mac.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlegacy/common.c | 1 |
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 aa2877605830..409ed06d5f57 100644 --- a/drivers/net/wireless/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/iwlegacy/4965-mac.c @@ -4411,12 +4411,12 @@ 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 2ab6b968c5f1..ae4befacfc38 100644 --- a/drivers/net/wireless/iwlegacy/common.c +++ b/drivers/net/wireless/iwlegacy/common.c @@ -4659,6 +4659,7 @@ 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, |