Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git

ath.git patches for v5.15. Major changes:

wcn36xx

* allow firmware name to be overridden by DT

drivers/net/wireless/ath/ath6kl/wmi.c

@@ -2504,8 +2504,10 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
 		goto free_data_skb;
 
 	for (index = 0; index < num_pri_streams; index++) {
-		if (WARN_ON(!data_sync_bufs[index].skb))
+		if (WARN_ON(!data_sync_bufs[index].skb)) {
+			ret = -ENOMEM;
 			goto free_data_skb;
+		}
 
 		ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
 					       data_sync_bufs[index].

drivers/net/wireless/ath/ath9k/ar9003_eeprom.c

@@ -3351,7 +3351,8 @@ static int ar9300_eeprom_restore_internal(struct ath_hw *ah,
 			"Found block at %x: code=%d ref=%d length=%d major=%d minor=%d\n",
 			cptr, code, reference, length, major, minor);
 		if ((!AR_SREV_9485(ah) && length >= 1024) ||
-		    (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485)) {
+		    (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485) ||
+		    (length > cptr)) {
 			ath_dbg(common, EEPROM, "Skipping bad header\n");
 			cptr -= COMP_HDR_LEN;
 			continue;

drivers/net/wireless/ath/ath9k/hw.c

@@ -1621,7 +1621,6 @@ static void ath9k_hw_apply_gpio_override(struct ath_hw *ah)
 		ath9k_hw_gpio_request_out(ah, i, NULL,
 					  AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
 		ath9k_hw_set_gpio(ah, i, !!(ah->gpio_val & BIT(i)));
-		ath9k_hw_gpio_free(ah, i);
 	}
 }
 
@@ -2728,14 +2727,17 @@ static void ath9k_hw_gpio_cfg_output_mux(struct ath_hw *ah, u32 gpio, u32 type)
 static void ath9k_hw_gpio_cfg_soc(struct ath_hw *ah, u32 gpio, bool out,
 				  const char *label)
 {
+	int err;
+
 	if (ah->caps.gpio_requested & BIT(gpio))
 		return;
 
-	/* may be requested by BSP, free anyway */
-	gpio_free(gpio);
-
-	if (gpio_request_one(gpio, out ? GPIOF_OUT_INIT_LOW : GPIOF_IN, label))
+	err = gpio_request_one(gpio, out ? GPIOF_OUT_INIT_LOW : GPIOF_IN, label);
+	if (err) {
+		ath_err(ath9k_hw_common(ah), "request GPIO%d failed:%d\n",
+			gpio, err);
 		return;
+	}
 
 	ah->caps.gpio_requested |= BIT(gpio);
 }

drivers/net/wireless/ath/wcn36xx/main.c

@@ -408,13 +408,14 @@ static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed)
 		wcn36xx_dbg(WCN36XX_DBG_MAC, "wcn36xx_config channel switch=%d\n",
 			    ch);
 
-		if (wcn->sw_scan_opchannel == ch) {
+		if (wcn->sw_scan_opchannel == ch && wcn->sw_scan_channel) {
 			/* If channel is the initial operating channel, we may
 			 * want to receive/transmit regular data packets, then
 			 * simply stop the scan session and exit PS mode.
 			 */
 			wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN,
 						wcn->sw_scan_vif);
+			wcn->sw_scan_channel = 0;
 		} else if (wcn->sw_scan) {
 			/* A scan is ongoing, do not change the operating
 			 * channel, but start a scan session on the channel.
@@ -422,6 +423,7 @@ static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed)
 			wcn36xx_smd_init_scan(wcn, HAL_SYS_MODE_SCAN,
 					      wcn->sw_scan_vif);
 			wcn36xx_smd_start_scan(wcn, ch);
+			wcn->sw_scan_channel = ch;
 		} else {
 			wcn36xx_change_opchannel(wcn, ch);
 		}
@@ -702,6 +704,7 @@ static void wcn36xx_sw_scan_start(struct ieee80211_hw *hw,
 
 	wcn->sw_scan = true;
 	wcn->sw_scan_vif = vif;
+	wcn->sw_scan_channel = 0;
 	if (vif_priv->sta_assoc)
 		wcn->sw_scan_opchannel = WCN36XX_HW_CHANNEL(wcn);
 	else
@@ -1500,6 +1503,13 @@ static int wcn36xx_probe(struct platform_device *pdev)
 		goto out_wq;
 	}
 
+	wcn->nv_file = WLAN_NV_FILE;
+	ret = of_property_read_string(wcn->dev->parent->of_node, "firmware-name", &wcn->nv_file);
+	if (ret < 0 && ret != -EINVAL) {
+		wcn36xx_err("failed to read \"firmware-name\" property: %d\n", ret);
+		goto out_wq;
+	}
+
 	wcn->smd_channel = qcom_wcnss_open_channel(wcnss, "WLAN_CTRL", wcn36xx_smd_rsp_process, hw);
 	if (IS_ERR(wcn->smd_channel)) {
 		wcn36xx_err("failed to open WLAN_CTRL channel\n");

drivers/net/wireless/ath/wcn36xx/smd.c

@@ -504,10 +504,10 @@ int wcn36xx_smd_load_nv(struct wcn36xx *wcn)
 	u16 fm_offset = 0;
 
 	if (!wcn->nv) {
-		ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev);
+		ret = request_firmware(&wcn->nv, wcn->nv_file, wcn->dev);
 		if (ret) {
 			wcn36xx_err("Failed to load nv file %s: %d\n",
-				      WLAN_NV_FILE, ret);
+				    wcn->nv_file, ret);
 			goto out;
 		}
 	}

drivers/net/wireless/ath/wcn36xx/txrx.c

@@ -287,6 +287,10 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
 		status.rate_idx = 0;
 	}
 
+	if (ieee80211_is_beacon(hdr->frame_control) ||
+	    ieee80211_is_probe_resp(hdr->frame_control))
+		status.boottime_ns = ktime_get_boottime_ns();
+
 	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
 
 	if (ieee80211_is_beacon(hdr->frame_control)) {

drivers/net/wireless/ath/wcn36xx/wcn36xx.h

@@ -199,6 +199,7 @@ struct wcn36xx {
 	struct device		*dev;
 	struct list_head	vif_list;
 
+	const char		*nv_file;
 	const struct firmware	*nv;
 
 	u8			fw_revision;
@@ -246,6 +247,7 @@ struct wcn36xx {
 	struct cfg80211_scan_request *scan_req;
 	bool			sw_scan;
 	u8			sw_scan_opchannel;
+	u8			sw_scan_channel;
 	struct ieee80211_vif	*sw_scan_vif;
 	struct mutex		scan_lock;
 	bool			scan_aborted;