diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index 56def20374f3..abdb687e7274 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -770,7 +770,7 @@ static inline void iwl_enable_rfkill_int(struct iwl_trans *trans) } } -void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans); +void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans, bool from_irq); static inline bool iwl_is_rfkill_set(struct iwl_trans *trans) { @@ -817,7 +817,7 @@ static inline bool iwl_pcie_dbg_on(struct iwl_trans *trans) return (trans->dbg.dest_tlv || iwl_trans_dbg_ini_valid(trans)); } -void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state); +void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq); void iwl_trans_pcie_dump_regs(struct iwl_trans *trans); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -853,7 +853,7 @@ void iwl_trans_pcie_gen2_fw_alive(struct iwl_trans *trans, u32 scd_addr); int iwl_trans_pcie_gen2_send_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd); void iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans); -void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans); +void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans, bool from_irq); void iwl_pcie_d3_complete_suspend(struct iwl_trans *trans, bool test, bool reset); int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index 146bc7bd14fb..a0d10df0c11a 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -1783,7 +1783,7 @@ static u32 iwl_pcie_int_cause_ict(struct iwl_trans *trans) return inta; } -void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans) +void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans, bool from_irq) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct isr_statistics *isr_stats = &trans_pcie->isr_stats; @@ -1807,7 +1807,7 @@ void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans) isr_stats->rfkill++; if (prev != report) - iwl_trans_pcie_rf_kill(trans, report); + iwl_trans_pcie_rf_kill(trans, report, from_irq); mutex_unlock(&trans_pcie->mutex); if (hw_rfkill) { @@ -1947,7 +1947,7 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) /* HW RF KILL switch toggled */ if (inta & CSR_INT_BIT_RF_KILL) { - iwl_pcie_handle_rfkill_irq(trans); + iwl_pcie_handle_rfkill_irq(trans, true); handled |= CSR_INT_BIT_RF_KILL; } @@ -2370,7 +2370,7 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id) /* HW RF KILL switch toggled */ if (inta_hw & MSIX_HW_INT_CAUSES_REG_RF_KILL) - iwl_pcie_handle_rfkill_irq(trans); + iwl_pcie_handle_rfkill_irq(trans, true); if (inta_hw & MSIX_HW_INT_CAUSES_REG_HW_ERR) { IWL_ERR(trans, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index c9e5bda8f0b7..a3b90c6422b9 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -130,7 +130,7 @@ static void iwl_trans_pcie_fw_reset_handshake(struct iwl_trans *trans) trans_pcie->fw_reset_state = FW_RESET_IDLE; } -void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans) +void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans, bool from_irq) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -221,7 +221,7 @@ void iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans) mutex_lock(&trans_pcie->mutex); trans_pcie->opmode_down = true; was_in_rfkill = test_bit(STATUS_RFKILL_OPMODE, &trans->status); - _iwl_trans_pcie_gen2_stop_device(trans); + _iwl_trans_pcie_gen2_stop_device(trans, false); iwl_trans_pcie_handle_stop_rfkill(trans, was_in_rfkill); mutex_unlock(&trans_pcie->mutex); } diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index a468e5efeecd..bffd2293a9b8 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1082,7 +1082,7 @@ bool iwl_pcie_check_hw_rf_kill(struct iwl_trans *trans) report = test_bit(STATUS_RFKILL_OPMODE, &trans->status); if (prev != report) - iwl_trans_pcie_rf_kill(trans, report); + iwl_trans_pcie_rf_kill(trans, report, false); return hw_rfkill; } @@ -1237,7 +1237,7 @@ static void iwl_pcie_init_msix(struct iwl_trans_pcie *trans_pcie) trans_pcie->hw_mask = trans_pcie->hw_init_mask; } -static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans) +static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans, bool from_irq) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1264,7 +1264,8 @@ static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans) if (test_and_clear_bit(STATUS_DEVICE_ENABLED, &trans->status)) { IWL_DEBUG_INFO(trans, "DEVICE_ENABLED bit was set and is now cleared\n"); - iwl_pcie_synchronize_irqs(trans); + if (!from_irq) + iwl_pcie_synchronize_irqs(trans); iwl_pcie_rx_napi_sync(trans); iwl_pcie_tx_stop(trans); iwl_pcie_rx_stop(trans); @@ -1454,7 +1455,7 @@ void iwl_trans_pcie_handle_stop_rfkill(struct iwl_trans *trans, clear_bit(STATUS_RFKILL_OPMODE, &trans->status); } if (hw_rfkill != was_in_rfkill) - iwl_trans_pcie_rf_kill(trans, hw_rfkill); + iwl_trans_pcie_rf_kill(trans, hw_rfkill, false); } static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) @@ -1469,12 +1470,12 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) mutex_lock(&trans_pcie->mutex); trans_pcie->opmode_down = true; was_in_rfkill = test_bit(STATUS_RFKILL_OPMODE, &trans->status); - _iwl_trans_pcie_stop_device(trans); + _iwl_trans_pcie_stop_device(trans, false); iwl_trans_pcie_handle_stop_rfkill(trans, was_in_rfkill); mutex_unlock(&trans_pcie->mutex); } -void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state) +void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq) { struct iwl_trans_pcie __maybe_unused *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1485,9 +1486,9 @@ void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state) state ? "disabled" : "enabled"); if (iwl_op_mode_hw_rf_kill(trans->op_mode, state)) { if (trans->trans_cfg->gen2) - _iwl_trans_pcie_gen2_stop_device(trans); + _iwl_trans_pcie_gen2_stop_device(trans, from_irq); else - _iwl_trans_pcie_stop_device(trans); + _iwl_trans_pcie_stop_device(trans, from_irq); } } @@ -2887,7 +2888,7 @@ static ssize_t iwl_dbgfs_rfkill_write(struct file *file, IWL_WARN(trans, "changing debug rfkill %d->%d\n", trans_pcie->debug_rfkill, new_value); trans_pcie->debug_rfkill = new_value; - iwl_pcie_handle_rfkill_irq(trans); + iwl_pcie_handle_rfkill_irq(trans, false); return count; }