diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2012-01-09 16:35:08 +0200 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2012-02-02 14:37:52 -0800 |
| commit | 1df06bdc6fb26d13af18c5dbb3144f13cf55de3c (patch) | |
| tree | d39f2f82a939c9fd426f5e4feb1697058d0d3ef5 | |
| parent | 08079a4919ca960c0f46d244cae3a6ec2c39041d (diff) | |
iwlwifi: stop_hw replace enable_rfkill_int
This trans_ops->stop_hw leaves the RFKILL interrupt enabled,
we can call that one instead of enable_rfkill_int. By that,
we reduce the numbers of acceesses to the NIC from the upper
layers.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-mac80211.c | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie.c | 2 |
4 files changed, 10 insertions, 11 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index e74bfb7bbb2..8d60dcf6f2e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -297,12 +297,6 @@ static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv) cfg(priv)->bt_params->advanced_bt_coexist; } -static inline void iwl_enable_rfkill_int(struct iwl_priv *priv) -{ - IWL_DEBUG_ISR(priv, "Enabling rfkill interrupt\n"); - iwl_write32(trans(priv), CSR_INT_MASK, CSR_INT_BIT_RF_KILL); -} - extern bool bt_siso_mode; #endif /* __iwl_core_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c index 78bc1e857b0..7177fd76e28 100644 --- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c +++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c @@ -346,9 +346,10 @@ static void iwlagn_mac_stop(struct ieee80211_hw *hw) flush_workqueue(priv->shrd->workqueue); /* User space software may expect getting rfkill changes - * even if interface is down */ - iwl_write32(trans(priv), CSR_INT, 0xFFFFFFFF); - iwl_enable_rfkill_int(priv); + * even if interface is down, trans->down will leave the RF + * kill interrupt enabled + */ + iwl_trans_stop_hw(trans(priv)); IWL_DEBUG_MAC80211(priv, "leave\n"); } diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c index 731f287c0f3..78abff00453 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c @@ -1149,8 +1149,10 @@ void iwl_irq_tasklet(struct iwl_trans *trans) if (test_bit(STATUS_INT_ENABLED, &trans->shrd->status)) iwl_enable_interrupts(trans); /* Re-enable RF_KILL if it occurred */ - else if (handled & CSR_INT_BIT_RF_KILL) - iwl_enable_rfkill_int(priv(trans)); + else if (handled & CSR_INT_BIT_RF_KILL) { + IWL_DEBUG_ISR(trans, "Enabling rfkill interrupt\n"); + iwl_write32(trans, CSR_INT_MASK, CSR_INT_BIT_RF_KILL); + } } /****************************************************************************** diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index ed2a9216d80..ec26950ebb5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -1532,6 +1532,8 @@ static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans) { iwl_apm_stop(trans); + iwl_write32(trans, CSR_INT, 0xFFFFFFFF); + /* Even if we stop the HW, we still want the RF kill interrupt */ IWL_DEBUG_ISR(trans, "Enabling rfkill interrupt\n"); iwl_write32(trans, CSR_INT_MASK, CSR_INT_BIT_RF_KILL); |