1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-helpers.h b/drivers/net/wireless/iwlwifi/iwl-helpers.h
index a1328c3c81ae..bd0b12efb5c7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-helpers.h
+++ b/drivers/net/wireless/iwlwifi/iwl-helpers.h
@@ -145,4 +145,25 @@ static inline void iwl_stop_queue(struct iwl_priv *priv, u8 queue)
 #define ieee80211_stop_queue DO_NOT_USE_ieee80211_stop_queue
 #define ieee80211_wake_queue DO_NOT_USE_ieee80211_wake_queue
 
+static inline void iwl_disable_interrupts(struct iwl_priv *priv)
+{
+        clear_bit(STATUS_INT_ENABLED, &priv->status);
+
+        /* disable interrupts from uCode/NIC to host */
+        iwl_write32(priv, CSR_INT_MASK, 0x00000000);
+
+        /* acknowledge/clear/reset any interrupts still pending
+         * from uCode or flow handler (Rx/Tx DMA) */
+        iwl_write32(priv, CSR_INT, 0xffffffff);
+        iwl_write32(priv, CSR_FH_INT_STATUS, 0xffffffff);
+        IWL_DEBUG_ISR(priv, "Disabled interrupts\n");
+}
+
+static inline void iwl_enable_interrupts(struct iwl_priv *priv)
+{
+        IWL_DEBUG_ISR(priv, "Enabling interrupts\n");
+        set_bit(STATUS_INT_ENABLED, &priv->status);
+        iwl_write32(priv, CSR_INT_MASK, priv->inta_mask);
+}
+
 #endif                          /* __iwl_helpers_h__ */