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>
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index e74bfb7..8d60dcf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -297,12 +297,6 @@
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 78bc1e8..7177fd7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c
+++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c
@@ -346,9 +346,10 @@
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 731f287..78abff0 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 @@
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 ed2a921..ec26950 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -1532,6 +1532,8 @@
{
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);