8 files changed, 58 insertions, 21 deletions

diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 796107b14d9f..eeb6ff6aa2e1 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1350,7 +1350,8 @@ out:
 
 static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
 					      const char *boardname,
-					      const char *fallback_boardname,
+					      const char *fallback_boardname1,
+					      const char *fallback_boardname2,
 					      const char *filename)
 {
 	size_t len, magic_len;
@@ -1399,8 +1400,11 @@ static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
 	ret = ath10k_core_search_bd(ar, boardname, data, len);
 
 	/* if we didn't find it and have a fallback name, try that */
-	if (ret == -ENOENT && fallback_boardname)
-		ret = ath10k_core_search_bd(ar, fallback_boardname, data, len);
+	if (ret == -ENOENT && fallback_boardname1)
+		ret = ath10k_core_search_bd(ar, fallback_boardname1, data, len);
+
+	if (ret == -ENOENT && fallback_boardname2)
+		ret = ath10k_core_search_bd(ar, fallback_boardname2, data, len);
 
 	if (ret == -ENOENT) {
 		ath10k_err(ar,
@@ -1420,7 +1424,8 @@ err:
 }
 
 static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
-					 size_t name_len, bool with_variant)
+					 size_t name_len, bool with_variant,
+					 bool with_chip_id)
 {
 	/* strlen(',variant=') + strlen(ar->id.bdf_ext) */
 	char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 };
@@ -1439,7 +1444,7 @@ static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
 	}
 
 	if (ar->id.qmi_ids_valid) {
-		if (with_variant && ar->id.bdf_ext[0] != '\0')
+		if (with_chip_id)
 			scnprintf(name, name_len,
 				  "bus=%s,qmi-board-id=%x,qmi-chip-id=%x%s",
 				  ath10k_bus_str(ar->hif.bus),
@@ -1483,21 +1488,36 @@ static int ath10k_core_create_eboard_name(struct ath10k *ar, char *name,
 
 int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type)
 {
-	char boardname[100], fallback_boardname[100];
+	char boardname[100], fallback_boardname1[100], fallback_boardname2[100];
 	int ret;
 
 	if (bd_ie_type == ATH10K_BD_IE_BOARD) {
+		/* With variant and chip id */
 		ret = ath10k_core_create_board_name(ar, boardname,
-						    sizeof(boardname), true);
+						    sizeof(boardname), true,
+						    true);
 		if (ret) {
 			ath10k_err(ar, "failed to create board name: %d", ret);
 			return ret;
 		}
 
-		ret = ath10k_core_create_board_name(ar, fallback_boardname,
-						    sizeof(boardname), false);
+		/* Without variant and only chip-id */
+		ret = ath10k_core_create_board_name(ar, fallback_boardname1,
+						    sizeof(boardname), false,
+						    true);
 		if (ret) {
-			ath10k_err(ar, "failed to create fallback board name: %d", ret);
+			ath10k_err(ar, "failed to create 1st fallback board name: %d",
+				   ret);
+			return ret;
+		}
+
+		/* Without variant and without chip-id */
+		ret = ath10k_core_create_board_name(ar, fallback_boardname2,
+						    sizeof(boardname), false,
+						    false);
+		if (ret) {
+			ath10k_err(ar, "failed to create 2nd fallback board name: %d",
+				   ret);
 			return ret;
 		}
 	} else if (bd_ie_type == ATH10K_BD_IE_BOARD_EXT) {
@@ -1511,7 +1531,8 @@ int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type)
 
 	ar->bd_api = 2;
 	ret = ath10k_core_fetch_board_data_api_n(ar, boardname,
-						 fallback_boardname,
+						 fallback_boardname1,
+						 fallback_boardname2,
 						 ATH10K_BOARD_API2_FILE);
 	if (!ret)
 		goto success;
@@ -2273,6 +2294,17 @@ static int ath10k_init_hw_params(struct ath10k *ar)
 	return 0;
 }
 
+void ath10k_core_start_recovery(struct ath10k *ar)
+{
+	if (test_and_set_bit(ATH10K_FLAG_RESTARTING, &ar->dev_flags)) {
+		ath10k_warn(ar, "already restarting\n");
+		return;
+	}
+
+	queue_work(ar->workqueue, &ar->restart_work);
+}
+EXPORT_SYMBOL(ath10k_core_start_recovery);
+
 static void ath10k_core_restart(struct work_struct *work)
 {
 	struct ath10k *ar = container_of(work, struct ath10k, restart_work);
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index f3853bd26275..51f7e960e297 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -865,6 +865,9 @@ enum ath10k_dev_flags {
 
 	/* Per Station statistics service */
 	ATH10K_FLAG_PEER_STATS,
+
+	/* Indicates that ath10k device is during recovery process and not complete */
+	ATH10K_FLAG_RESTARTING,
 };
 
 enum ath10k_cal_mode {
@@ -1320,6 +1323,7 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
 		      const struct ath10k_fw_components *fw_components);
 int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt);
 void ath10k_core_stop(struct ath10k *ar);
+void ath10k_core_start_recovery(struct ath10k *ar);
 int ath10k_core_register(struct ath10k *ar,
 			 const struct ath10k_bus_params *bus_params);
 void ath10k_core_unregister(struct ath10k *ar);
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index b72cd81fdc79..fd052f6ed019 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -583,7 +583,7 @@ static ssize_t ath10k_write_simulate_fw_crash(struct file *file,
 		ret = ath10k_debug_fw_assert(ar);
 	} else if (!strcmp(buf, "hw-restart")) {
 		ath10k_info(ar, "user requested hw restart\n");
-		queue_work(ar->workqueue, &ar->restart_work);
+		ath10k_core_start_recovery(ar);
 		ret = 0;
 	} else {
 		ret = -EINVAL;
@@ -2005,7 +2005,7 @@ static ssize_t ath10k_write_btcoex(struct file *file,
 		}
 	} else {
 		ath10k_info(ar, "restarting firmware due to btcoex change");
-		queue_work(ar->workqueue, &ar->restart_work);
+		ath10k_core_start_recovery(ar);
 	}
 
 	if (val)
@@ -2136,7 +2136,7 @@ static ssize_t ath10k_write_peer_stats(struct file *file,
 
 	ath10k_info(ar, "restarting firmware due to Peer stats change");
 
-	queue_work(ar->workqueue, &ar->restart_work);
+	ath10k_core_start_recovery(ar);
 	ret = count;
 
 exit:
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index dc32c7852a24..7d98250380ec 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -7932,6 +7932,7 @@ static void ath10k_reconfig_complete(struct ieee80211_hw *hw,
 		ath10k_info(ar, "device successfully recovered\n");
 		ar->state = ATH10K_STATE_ON;
 		ieee80211_wake_queues(ar->hw);
+		clear_bit(ATH10K_FLAG_RESTARTING, &ar->dev_flags);
 	}
 
 	mutex_unlock(&ar->conf_mutex);
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 8ab262931dce..2328df09875c 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -1774,7 +1774,7 @@ static void ath10k_pci_fw_dump_work(struct work_struct *work)
 
 	mutex_unlock(&ar->dump_mutex);
 
-	queue_work(ar->workqueue, &ar->restart_work);
+	ath10k_core_start_recovery(ar);
 }
 
 static void ath10k_pci_fw_crashed_dump(struct ath10k *ar)
diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c
index aa1f86028f01..c415090d1f37 100644
--- a/drivers/net/wireless/ath/ath10k/sdio.c
+++ b/drivers/net/wireless/ath/ath10k/sdio.c
@@ -561,7 +561,7 @@ static int ath10k_sdio_mbox_rx_alloc(struct ath10k *ar,
 				    ATH10K_HTC_MBOX_MAX_PAYLOAD_LENGTH);
 			ret = -ENOMEM;
 
-			queue_work(ar->workqueue, &ar->restart_work);
+			ath10k_core_start_recovery(ar);
 			ath10k_warn(ar, "exceeds length, start recovery\n");
 
 			goto err;
@@ -960,7 +960,7 @@ static int ath10k_sdio_mbox_read_int_status(struct ath10k *ar,
 	ret = ath10k_sdio_read(ar, MBOX_HOST_INT_STATUS_ADDRESS,
 			       irq_proc_reg, sizeof(*irq_proc_reg));
 	if (ret) {
-		queue_work(ar->workqueue, &ar->restart_work);
+		ath10k_core_start_recovery(ar);
 		ath10k_warn(ar, "read int status fail, start recovery\n");
 		goto out;
 	}
@@ -2237,7 +2237,7 @@ static bool ath10k_sdio_is_fast_dump_supported(struct ath10k *ar)
 
 	ath10k_dbg(ar, ATH10K_DBG_SDIO, "sdio hi_option_flag2 %x\n", param);
 
-	return param & HI_OPTION_SDIO_CRASH_DUMP_ENHANCEMENT_FW;
+	return !!(param & HI_OPTION_SDIO_CRASH_DUMP_ENHANCEMENT_FW);
 }
 
 static void ath10k_sdio_dump_registers(struct ath10k *ar,
@@ -2501,7 +2501,7 @@ void ath10k_sdio_fw_crashed_dump(struct ath10k *ar)
 
 	ath10k_sdio_enable_intrs(ar);
 
-	queue_work(ar->workqueue, &ar->restart_work);
+	ath10k_core_start_recovery(ar);
 }
 
 static int ath10k_sdio_probe(struct sdio_func *func,
diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index fd41f25456dc..bf9a8cb713dc 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -1305,7 +1305,7 @@ int ath10k_snoc_fw_indication(struct ath10k *ar, u64 type)
 	switch (type) {
 	case ATH10K_QMI_EVENT_FW_READY_IND:
 		if (test_bit(ATH10K_SNOC_FLAG_REGISTERED, &ar_snoc->flags)) {
-			queue_work(ar->workqueue, &ar->restart_work);
+			ath10k_core_start_recovery(ar);
 			break;
 		}
 
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index c491acebdb46..1f33947e2088 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -1937,7 +1937,7 @@ int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id)
 	if (ret == -EAGAIN) {
 		ath10k_warn(ar, "wmi command %d timeout, restarting hardware\n",
 			    cmd_id);
-		queue_work(ar->workqueue, &ar->restart_work);
+		ath10k_core_start_recovery(ar);
 	}
 
 	return ret;