iwlwifi: remove the opmode's d0i3 handlers

Remove the now unneeded functions that called those from the
transport layer.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h

@@ -140,9 +140,6 @@ struct iwl_cfg;
  * @nic_config: configure NIC, called before firmware is started.
  *	May sleep
  * @wimax_active: invoked when WiMax becomes active. May sleep
- * @enter_d0i3: configure the fw to enter d0i3. return 1 to indicate d0i3
- *	entrance is aborted (e.g. due to held reference). May sleep.
- * @exit_d0i3: configure the fw to exit d0i3. May sleep.
  */
 struct iwl_op_mode_ops {
 	struct iwl_op_mode *(*start)(struct iwl_trans *trans,
@@ -164,8 +161,6 @@ struct iwl_op_mode_ops {
 	void (*cmd_queue_full)(struct iwl_op_mode *op_mode);
 	void (*nic_config)(struct iwl_op_mode *op_mode);
 	void (*wimax_active)(struct iwl_op_mode *op_mode);
-	int (*enter_d0i3)(struct iwl_op_mode *op_mode);
-	int (*exit_d0i3)(struct iwl_op_mode *op_mode);
 };
 
 int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops);
@@ -258,22 +253,4 @@ static inline void iwl_op_mode_wimax_active(struct iwl_op_mode *op_mode)
 	op_mode->ops->wimax_active(op_mode);
 }
 
-static inline int iwl_op_mode_enter_d0i3(struct iwl_op_mode *op_mode)
-{
-	might_sleep();
-
-	if (!op_mode->ops->enter_d0i3)
-		return 0;
-	return op_mode->ops->enter_d0i3(op_mode);
-}
-
-static inline int iwl_op_mode_exit_d0i3(struct iwl_op_mode *op_mode)
-{
-	might_sleep();
-
-	if (!op_mode->ops->exit_d0i3)
-		return 0;
-	return op_mode->ops->exit_d0i3(op_mode);
-}
-
 #endif /* __iwl_op_mode_h__ */

drivers/net/wireless/intel/iwlwifi/pcie/drv.c

@@ -1171,76 +1171,6 @@ static int iwl_pci_resume(struct device *device)
 	return 0;
 }
 
-int iwl_pci_fw_enter_d0i3(struct iwl_trans *trans)
-{
-	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
-	int ret;
-
-	if (test_bit(STATUS_FW_ERROR, &trans->status))
-		return 0;
-
-	set_bit(STATUS_TRANS_GOING_IDLE, &trans->status);
-
-	/* config the fw */
-	ret = iwl_op_mode_enter_d0i3(trans->op_mode);
-	if (ret == 1) {
-		IWL_DEBUG_RPM(trans, "aborting d0i3 entrance\n");
-		clear_bit(STATUS_TRANS_GOING_IDLE, &trans->status);
-		return -EBUSY;
-	}
-	if (ret)
-		goto err;
-
-	ret = wait_event_timeout(trans_pcie->d0i3_waitq,
-				 test_bit(STATUS_TRANS_IDLE, &trans->status),
-				 msecs_to_jiffies(IWL_TRANS_IDLE_TIMEOUT));
-	if (!ret) {
-		IWL_ERR(trans, "Timeout entering D0i3\n");
-		ret = -ETIMEDOUT;
-		goto err;
-	}
-
-	clear_bit(STATUS_TRANS_GOING_IDLE, &trans->status);
-
-	return 0;
-err:
-	clear_bit(STATUS_TRANS_GOING_IDLE, &trans->status);
-	iwl_trans_fw_error(trans);
-	return ret;
-}
-
-int iwl_pci_fw_exit_d0i3(struct iwl_trans *trans)
-{
-	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
-	int ret;
-
-	/* sometimes a D0i3 entry is not followed through */
-	if (!test_bit(STATUS_TRANS_IDLE, &trans->status))
-		return 0;
-
-	/* config the fw */
-	ret = iwl_op_mode_exit_d0i3(trans->op_mode);
-	if (ret)
-		goto err;
-
-	/* we clear STATUS_TRANS_IDLE only when D0I3_END command is completed */
-
-	ret = wait_event_timeout(trans_pcie->d0i3_waitq,
-				 !test_bit(STATUS_TRANS_IDLE, &trans->status),
-				 msecs_to_jiffies(IWL_TRANS_IDLE_TIMEOUT));
-	if (!ret) {
-		IWL_ERR(trans, "Timeout exiting D0i3\n");
-		ret = -ETIMEDOUT;
-		goto err;
-	}
-
-	return 0;
-err:
-	clear_bit(STATUS_TRANS_IDLE, &trans->status);
-	iwl_trans_fw_error(trans);
-	return ret;
-}
-
 static const struct dev_pm_ops iwl_dev_pm_ops = {
 	SET_SYSTEM_SLEEP_PM_OPS(iwl_pci_suspend,
 				iwl_pci_resume)

drivers/net/wireless/intel/iwlwifi/pcie/internal.h

@@ -1059,9 +1059,6 @@ void iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans);
 static inline void iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans) { }
 #endif
 
-int iwl_pci_fw_exit_d0i3(struct iwl_trans *trans);
-int iwl_pci_fw_enter_d0i3(struct iwl_trans *trans);
-
 void iwl_pcie_rx_allocator_work(struct work_struct *data);
 
 /* common functions that are used by gen2 transport */