iwlwifi: virtualize op_mode's fw_error

Export it as "nic_error" notification, the error handling will be in
the op_mode.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

7 files changed, 21 insertions, 5 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 28fda18df2b5..a0346edbf012 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1390,6 +1390,7 @@ const struct iwl_op_mode_ops iwl_dvm_ops = {
         .queue_not_full = iwl_wake_sw_queue,
         .hw_rf_kill = iwl_set_hw_rfkill_state,
         .free_skb = iwl_free_skb,
+        .nic_error = iwl_nic_error,
 };
 
 /*****************************************************************************
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h
index 39d1e7960908..3c7f0c1190d8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.h
@@ -87,6 +87,8 @@ int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
 void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
 void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
 void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
+void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
+void iwl_nic_error(struct iwl_op_mode *op_mode);
 
 /* MAC80211 */
 struct ieee80211_hw *iwl_alloc_all(void);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 3b91b6b811aa..88a8c74ea21e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -830,7 +830,7 @@ void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 }
 #endif
 
-void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
+static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
 {
         unsigned int reload_msec;
         unsigned long reload_jiffies;
@@ -1455,6 +1455,13 @@ __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
         return cpu_to_le32(res);
 }
 
+void iwl_nic_error(struct iwl_op_mode *op_mode)
+{
+        struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
+
+        iwlagn_fw_error(priv, false);
+}
+
 void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
 {
         struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h
index 8ce4aac29b0a..e2a780d12467 100644
--- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h
+++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h
@@ -90,6 +90,7 @@ struct iwl_rx_mem_buffer;
  *      reclaimed by the op_mode. This can happen when the driver is freed and
  *      there are Tx packets pending in the transport layer.
  *      Must be atomic
+ * @nic_error: error notification. Must be atomic
  */
 struct iwl_op_mode_ops {
         struct iwl_op_mode *(*start)(struct iwl_trans *trans);
@@ -100,6 +101,7 @@ struct iwl_op_mode_ops {
         void (*queue_not_full)(struct iwl_op_mode *op_mode, u8 ac);
         void (*hw_rf_kill)(struct iwl_op_mode *op_mode, bool state);
         void (*free_skb)(struct iwl_op_mode *op_mode, struct sk_buff *skb);
+        void (*nic_error)(struct iwl_op_mode *op_mode);
 };
 
 /**
@@ -151,6 +153,11 @@ static inline void iwl_op_mode_free_skb(struct iwl_op_mode *op_mode,
         op_mode->ops->free_skb(op_mode, skb);
 }
 
+static inline void iwl_op_mode_nic_error(struct iwl_op_mode *op_mode)
+{
+        op_mode->ops->nic_error(op_mode);
+}
+
 /*****************************************************
 * Op mode layers implementations
 ******************************************************/
diff --git a/drivers/net/wireless/iwlwifi/iwl-shared.h b/drivers/net/wireless/iwlwifi/iwl-shared.h
index 5cbc637e63b6..f3b6fd7ae4dd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-shared.h
+++ b/drivers/net/wireless/iwlwifi/iwl-shared.h
@@ -534,7 +534,6 @@ enum iwl_rxon_context_id {
 
 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 void iwl_nic_config(struct iwl_priv *priv);
-void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand);
 const char *get_cmd_string(u8 cmd);
 bool iwl_check_for_ct_kill(struct iwl_priv *priv);
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
index abb5277f98e7..2072bc20f2e2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
@@ -701,7 +701,7 @@ static void iwl_irq_handle_error(struct iwl_trans *trans)
                 iwl_print_rx_config_cmd(priv(trans), IWL_RXON_CTX_BSS);
 #endif
 
-        iwlagn_fw_error(priv, false);
+        iwl_op_mode_nic_error(trans->op_mode);
 }
 
 #define EVENT_START_OFFSET  (4 * sizeof(u32))
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
index bca0f4fa2ffa..82e34484fa5e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
@@ -689,7 +689,7 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
                 is_ct_kill = iwl_check_for_ct_kill(priv(trans));
                 if (!is_ct_kill) {
                         IWL_ERR(trans, "Restarting adapter queue is full\n");
-                        iwlagn_fw_error(priv(trans), false);
+                        iwl_op_mode_nic_error(trans->op_mode);
                 }
                 return -ENOSPC;
         }
@@ -822,7 +822,7 @@ static void iwl_hcmd_queue_reclaim(struct iwl_trans *trans, int txq_id,
                 if (nfreed++ > 0) {
                         IWL_ERR(trans, "HCMD skipped: index (%d) %d %d\n", idx,
                                         q->write_ptr, q->read_ptr);
-                        iwlagn_fw_error(priv(trans), false);
+                        iwl_op_mode_nic_error(trans->op_mode);
                 }
 
         }