qcacld-3.0: Refactor wlan_hdd_get_link_speed() API

The API uses BSSID in sta_ctx which is per link data structure now.
To request the link speed on each link info, modify the API
to accept link info pointer as argument. The caller can pass
link info pointer corresponding to the sta ctx.

Change-Id: Ideb79265b64d959d6464c5d5bfc9a6380faf3ede
CRs-Fixed: 3520873

core/hdd/src/wlan_hdd_ioctl.c

@@ -5491,7 +5491,7 @@ static int drv_cmd_get_linkspeed(struct hdd_adapter *adapter,
 	char extra[32];
 	uint8_t len = 0;
 
-	ret = wlan_hdd_get_link_speed(adapter, &link_speed);
+	ret = wlan_hdd_get_link_speed(adapter->deflink, &link_speed);
 	if (0 != ret)
 		return ret;
 

core/hdd/src/wlan_hdd_stats.c

@@ -7603,17 +7603,19 @@ return_cached_value:
 	return ret;
 }
 
-int wlan_hdd_get_link_speed(struct hdd_adapter *adapter, uint32_t *link_speed)
+int wlan_hdd_get_link_speed(struct wlan_hdd_link_info *link_info,
+			    uint32_t *link_speed)
 {
+	struct hdd_adapter *adapter =  link_info->adapter;
 	struct hdd_context *hddctx = WLAN_HDD_GET_CTX(adapter);
-	struct hdd_station_ctx *hdd_stactx =
-				WLAN_HDD_GET_STATION_CTX_PTR(adapter->deflink);
+	struct hdd_station_ctx *hdd_stactx;
 	int ret;
 
 	ret = wlan_hdd_validate_context(hddctx);
 	if (ret)
 		return ret;
 
+	hdd_stactx = WLAN_HDD_GET_STATION_CTX_PTR(link_info);
 	/* Linkspeed is allowed for CLIENT/STA mode */
 	if (adapter->device_mode != QDF_P2P_CLIENT_MODE &&
 	    adapter->device_mode != QDF_STA_MODE) {
@@ -7623,7 +7625,7 @@ int wlan_hdd_get_link_speed(struct hdd_adapter *adapter, uint32_t *link_speed)
 		return -ENOTSUPP;
 	}
 
-	if (!hdd_cm_is_vdev_associated(adapter->deflink)) {
+	if (!hdd_cm_is_vdev_associated(link_info)) {
 		/* we are not connected so we don't have a classAstats */
 		*link_speed = 0;
 	} else {

core/hdd/src/wlan_hdd_stats.h

@@ -487,7 +487,7 @@ int wlan_hdd_get_linkspeed_for_peermac(struct hdd_adapter *adapter,
 
 /**
  * wlan_hdd_get_link_speed() - get link speed
- * @adapter:     pointer to the adapter
+ * @link_info: Link info pointer in HDD adapter
  * @link_speed:   pointer to link speed
  *
  * This function fetches per bssid link speed.
@@ -496,7 +496,8 @@ int wlan_hdd_get_linkspeed_for_peermac(struct hdd_adapter *adapter,
  *         if not associated, link speed of 0 is returned.
  *         On error, error number will be returned.
  */
-int wlan_hdd_get_link_speed(struct hdd_adapter *adapter, uint32_t *link_speed);
+int wlan_hdd_get_link_speed(struct wlan_hdd_link_info *link_info,
+			    uint32_t *link_speed);
 
 #ifdef FEATURE_RX_LINKSPEED_ROAM_TRIGGER
 /**

core/hdd/src/wlan_hdd_wext.c

@@ -2983,8 +2983,7 @@ static int __iw_get_linkspeed(struct net_device *dev,
 	int len = sizeof(uint32_t) + 1;
 	uint32_t link_speed = 0;
 	struct hdd_context *hdd_ctx;
-	int ret;
-	int rc;
+	int ret, rc;
 
 	hdd_enter_dev(dev);
 
@@ -2997,7 +2996,7 @@ static int __iw_get_linkspeed(struct net_device *dev,
 	if (0 != ret)
 		return ret;
 
-	ret = wlan_hdd_get_link_speed(adapter, &link_speed);
+	ret = wlan_hdd_get_link_speed(adapter->deflink, &link_speed);
 	if (0 != ret)
 		return ret;