qcacld-3.0: Add logic to support tdls on MLO

Since for MLD device, it can only choice one link for tdls,
add logic like this:
1\ As initiator, it needs to send discovery request on each
link, before send the frame, it needs to force active the link;
2\ As responder, it sends the discovery response the link id,
before send the frame, it needs to force active the link;
3\ For other tdls management and tdls operation, it needs to
find out which link(vdev) is used as tdls link first.

Change-Id: I64e27219eb6c6b3fef62e541423aa8e5d84b1560
CRs-Fixed: 3439568

components/tdls/dispatcher/inc/wlan_tdls_public_structs.h

@@ -1176,20 +1176,24 @@ struct tdls_get_all_peers {
  * @vdev: vdev object
  * @chk_frame: This struct used to validate mgmt frame
  * @session_id: session id
+ * @link_id: link id
  * @vdev_id: vdev id
  * @cmd_buf: cmd buffer
  * @len: length of the frame
  * @use_default_ac: access category
+ * @link_active: whether link active command send successfully
  * @tdls_mgmt: tdls management
  */
 struct tdls_action_frame_request {
 	struct wlan_objmgr_vdev *vdev;
 	struct tdls_validate_action_req chk_frame;
 	uint8_t session_id;
+	uint8_t link_id;
 	uint8_t vdev_id;
 	const uint8_t *cmd_buf;
 	uint8_t len;
 	bool use_default_ac;
+	bool link_active;
 	/* Variable length, do not add anything after this */
 	struct tdls_send_mgmt tdls_mgmt;
 };

components/tdls/dispatcher/inc/wlan_tdls_ucfg_api.h

@@ -181,6 +181,35 @@ void ucfg_tdls_update_fw_mlo_capability(struct wlan_objmgr_psoc *psoc,
 }
 #endif
 
+/**
+ * ucfg_tdls_link_vdev_is_matching() - check whether vdev is matching link vdev
+ * @vdev: vdev object
+ *
+ * Return: bool
+ */
+bool ucfg_tdls_link_vdev_is_matching(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_tdls_get_tdls_link_vdev() - get tdls link vdev
+ * @vdev: vdev object
+ * @dbg_id: debug id
+ *
+ * Return: vdev pointer
+ */
+struct wlan_objmgr_vdev *
+ucfg_tdls_get_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+			     wlan_objmgr_ref_dbgid dbg_id);
+
+/**
+ * ucfg_tdls_put_tdls_link_vdev() - put tdls link vdev
+ * @vdev: vdev odject
+ * @dbg_id: debug id
+ *
+ * Return: void
+ */
+void ucfg_tdls_put_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+				  wlan_objmgr_ref_dbgid dbg_id);
+
 /**
  * ucfg_tdls_psoc_enable() - TDLS module enable API
  * @psoc: psoc object
@@ -429,6 +458,25 @@ struct wlan_objmgr_vdev *ucfg_get_tdls_vdev(struct wlan_objmgr_psoc *psoc,
 					    wlan_objmgr_ref_dbgid dbg_id);
 
 #else
+static inline
+bool ucfg_tdls_link_vdev_is_matching(struct wlan_objmgr_vdev *vdev)
+{
+	return false;
+}
+
+static inline
+struct wlan_objmgr_vdev *
+ucfg_tdls_get_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+			     wlan_objmgr_ref_dbgid dbg_id)
+{
+	return NULL;
+}
+
+static inline
+void ucfg_tdls_put_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+				  wlan_objmgr_ref_dbgid dbg_id)
+{
+}
 
 static inline
 QDF_STATUS ucfg_tdls_init(void)

components/tdls/dispatcher/src/wlan_tdls_ucfg_api.c

@@ -34,6 +34,7 @@
 #include "wlan_policy_mgr_api.h"
 #include "wlan_scan_ucfg_api.h"
 #include "cfg_tdls.h"
+#include "wlan_mlo_mgr_sta.h"
 #include "cfg_ucfg_api.h"
 #include "wlan_tdls_api.h"
 
@@ -519,6 +520,49 @@ QDF_STATUS ucfg_tdls_update_config(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+bool ucfg_tdls_link_vdev_is_matching(struct wlan_objmgr_vdev *vdev)
+{
+	struct wlan_objmgr_vdev *tdls_link_vdev;
+
+	tdls_link_vdev = tdls_mlo_get_tdls_link_vdev(vdev);
+	if (!tdls_link_vdev) {
+		wlan_vdev_mlme_feat_ext2_cap_set(vdev,
+						 WLAN_VDEV_FEXT2_MLO_STA_TDLS);
+		return true;
+	}
+
+	if (tdls_link_vdev && tdls_link_vdev != vdev) {
+		tdls_debug("tdls vdev has been created on vdev %d",
+			   wlan_vdev_get_id(tdls_link_vdev));
+		return false;
+	}
+
+	return true;
+}
+
+struct wlan_objmgr_vdev *
+ucfg_tdls_get_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+			     wlan_objmgr_ref_dbgid dbg_id)
+{
+	struct wlan_objmgr_vdev *link_vdev;
+
+	link_vdev = tdls_mlo_get_tdls_link_vdev(vdev);
+	if (!link_vdev)
+		return NULL;
+
+	if (wlan_objmgr_vdev_try_get_ref(link_vdev, dbg_id) !=
+	    QDF_STATUS_SUCCESS)
+		return NULL;
+
+	return link_vdev;
+}
+
+void ucfg_tdls_put_tdls_link_vdev(struct wlan_objmgr_vdev *vdev,
+				  wlan_objmgr_ref_dbgid dbg_id)
+{
+	wlan_objmgr_vdev_release_ref(vdev, dbg_id);
+}
+
 QDF_STATUS ucfg_tdls_psoc_enable(struct wlan_objmgr_psoc *psoc)
 {
 	QDF_STATUS status;