diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-12-06 03:20:17 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-12-06 03:20:17 +0400 |
| commit | 742eaa6a6e356a16788ce6530271de89bc4f8fb5 (patch) | |
| tree | 12fc040daab06ac796c61c1d92bfad9bb054d1c1 /drivers/net/wireless/iwlwifi/iwl-trans-pcie.c | |
| parent | ba8bb18a03f8c7508565c385576a5431a4ad804a (diff) | |
| parent | ae72fd588a2b302222769b44775912b83f0785eb (diff) | |
| download | linux-742eaa6a6e356a16788ce6530271de89bc4f8fb5.tar.xz | |
Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into devel-stable
Conflicts:
arch/arm/common/gic.c
arch/arm/plat-omap/include/plat/common.h
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-trans-pcie.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index da3411057afc..ce918980e977 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -990,29 +990,16 @@ static int iwl_trans_tx_stop(struct iwl_trans *trans) return 0; } -static void iwl_trans_pcie_disable_sync_irq(struct iwl_trans *trans) +static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) { unsigned long flags; - struct iwl_trans_pcie *trans_pcie = - IWL_TRANS_GET_PCIE_TRANS(trans); + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + /* tell the device to stop sending interrupts */ spin_lock_irqsave(&trans->shrd->lock, flags); iwl_disable_interrupts(trans); spin_unlock_irqrestore(&trans->shrd->lock, flags); - /* wait to make sure we flush pending tasklet*/ - synchronize_irq(bus(trans)->irq); - tasklet_kill(&trans_pcie->irq_tasklet); -} - -static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) -{ - /* stop and reset the on-board processor */ - iwl_write32(bus(trans), CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET); - - /* tell the device to stop sending interrupts */ - iwl_trans_pcie_disable_sync_irq(trans); - /* device going down, Stop using ICT table */ iwl_disable_ict(trans); @@ -1039,6 +1026,20 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) /* Stop the device, and put it in low power state */ iwl_apm_stop(priv(trans)); + + /* Upon stop, the APM issues an interrupt if HW RF kill is set. + * Clean again the interrupt here + */ + spin_lock_irqsave(&trans->shrd->lock, flags); + iwl_disable_interrupts(trans); + spin_unlock_irqrestore(&trans->shrd->lock, flags); + + /* wait to make sure we flush pending tasklet*/ + synchronize_irq(bus(trans)->irq); + tasklet_kill(&trans_pcie->irq_tasklet); + + /* stop and reset the on-board processor */ + iwl_write32(bus(trans), CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET); } static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, |