qcacmn: Create wrapper API to check all leaks at psoc

The current implementaion check for peer, vdev and pdev leaks on
psoc in order and if any leak is found for peer then QDF_DEBUG_PANIC
is called and vdev and pdev leaks are not checked. Similar is the case
if vdev leak is found, pdev leaks are not checked

Adding a wrapper API to check all the leaks and then do panic if any
leak is found

Change-Id: Icf6622760f3646b82f893beb7415b95307e2ccd7
CRs-Fixed: 2599228

umac/cmn_services/obj_mgr/inc/wlan_objmgr_psoc_obj.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -1610,25 +1610,33 @@ QDF_STATUS wlan_objmgr_psoc_set_user_config(struct wlan_objmgr_psoc *psoc,
  * wlan_objmgr_psoc_check_for_pdev_leaks() - Assert no pdevs attached to @psoc
  * @psoc: The psoc to check
  *
- * Return: None
+ * Return: No. of psoc leaks
  */
-void wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc);
+uint32_t wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc);
 
 /**
  * wlan_objmgr_psoc_check_for_vdev_leaks() - Assert no vdevs attached to @psoc
  * @psoc: The psoc to check
  *
- * Return: None
+ * Return: No. of vdev leaks
  */
-void wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc);
+uint32_t wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc);
 
 /**
  * wlan_objmgr_psoc_check_for_peer_leaks() - Assert no peers attached to @psoc
  * @psoc: The psoc to check
  *
+ * Return: No. of peer leaks
+ */
+uint32_t wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * wlan_objmgr_psoc_check_for_leaks() - Assert on leak
+ * @psoc: The psoc to check
+ *
  * Return: None
  */
-void wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc);
+void wlan_objmgr_psoc_check_for_leaks(struct wlan_objmgr_psoc *psoc);
 
 /**
 * wlan_objmgr_psoc_get_band_capability () - get user config

umac/cmn_services/obj_mgr/src/wlan_objmgr_psoc_obj.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -2790,7 +2790,7 @@ QDF_STATUS wlan_objmgr_psoc_set_user_config(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
-void wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc)
+uint32_t wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc)
 {
 	struct wlan_objmgr_psoc_objmgr *_psoc;
 	struct wlan_objmgr_pdev *pdev;
@@ -2799,13 +2799,13 @@ void wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc)
 
 	QDF_BUG(psoc);
 	if (!psoc)
-		return;
+		return leaks;
 
 	wlan_psoc_obj_lock(psoc);
 	_psoc = &psoc->soc_objmgr;
 	if (!_psoc->wlan_pdev_count) {
 		wlan_psoc_obj_unlock(psoc);
-		return;
+		return leaks;
 	}
 
 	obj_mgr_alert("objmgr pdev leaks detected for psoc %u!",
@@ -2830,14 +2830,12 @@ void wlan_objmgr_psoc_check_for_pdev_leaks(struct wlan_objmgr_psoc *psoc)
 		wlan_pdev_obj_unlock(pdev);
 	}
 
-	QDF_DEBUG_PANIC("%u objmgr pdev leaks detected for psoc %u!",
-			leaks, _psoc->psoc_id);
-
 	wlan_psoc_obj_unlock(psoc);
+	return leaks;
 }
 qdf_export_symbol(wlan_objmgr_psoc_check_for_pdev_leaks);
 
-void wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc)
+uint32_t wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc)
 {
 	struct wlan_objmgr_psoc_objmgr *_psoc;
 	struct wlan_objmgr_vdev *vdev;
@@ -2846,13 +2844,13 @@ void wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc)
 
 	QDF_BUG(psoc);
 	if (!psoc)
-		return;
+		return leaks;
 
 	wlan_psoc_obj_lock(psoc);
 	_psoc = &psoc->soc_objmgr;
 	if (!_psoc->wlan_vdev_count) {
 		wlan_psoc_obj_unlock(psoc);
-		return;
+		return leaks;
 	}
 
 	obj_mgr_alert("objmgr vdev leaks detected for psoc %u!",
@@ -2876,10 +2874,8 @@ void wlan_objmgr_psoc_check_for_vdev_leaks(struct wlan_objmgr_psoc *psoc)
 		wlan_vdev_obj_unlock(vdev);
 	}
 
-	QDF_DEBUG_PANIC("%u objmgr vdev leaks detected for psoc %u!",
-			leaks, _psoc->psoc_id);
-
 	wlan_psoc_obj_unlock(psoc);
+	return leaks;
 }
 qdf_export_symbol(wlan_objmgr_psoc_check_for_vdev_leaks);
 
@@ -2912,7 +2908,7 @@ wlan_objmgr_print_peer_ref_leaks(struct wlan_objmgr_peer *peer, int vdev_id)
 }
 #endif
 
-void wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc)
+uint32_t wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc)
 {
 	struct wlan_objmgr_psoc_objmgr *_psoc;
 	struct wlan_objmgr_vdev *vdev;
@@ -2921,13 +2917,13 @@ void wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc)
 
 	QDF_BUG(psoc);
 	if (!psoc)
-		return;
+		return leaks;
 
 	wlan_psoc_obj_lock(psoc);
 	_psoc = &psoc->soc_objmgr;
 	if (!_psoc->temp_peer_count && !_psoc->wlan_peer_count) {
 		wlan_psoc_obj_unlock(psoc);
-		return;
+		return leaks;
 	}
 
 	obj_mgr_alert("objmgr peer leaks detected for psoc %u!",
@@ -2949,13 +2945,34 @@ void wlan_objmgr_psoc_check_for_peer_leaks(struct wlan_objmgr_psoc *psoc)
 		wlan_vdev_obj_unlock(vdev);
 	}
 
-	QDF_DEBUG_PANIC("%u objmgr peer leaks detected for psoc %u!",
-			leaks, _psoc->psoc_id);
-
 	wlan_psoc_obj_unlock(psoc);
+	return leaks;
 }
 qdf_export_symbol(wlan_objmgr_psoc_check_for_peer_leaks);
 
+void wlan_objmgr_psoc_check_for_leaks(struct wlan_objmgr_psoc *psoc)
+{
+	struct wlan_objmgr_psoc_objmgr *_psoc;
+	uint32_t peer_leaks = 0;
+	uint32_t vdev_leaks = 0;
+	uint32_t pdev_leaks = 0;
+
+	_psoc = &psoc->soc_objmgr;
+
+	peer_leaks = wlan_objmgr_psoc_check_for_peer_leaks(psoc);
+	vdev_leaks = wlan_objmgr_psoc_check_for_vdev_leaks(psoc);
+	pdev_leaks = wlan_objmgr_psoc_check_for_pdev_leaks(psoc);
+
+	if (peer_leaks || vdev_leaks || pdev_leaks) {
+		QDF_DEBUG_PANIC("%u objmgr peer leaks %u objmgr vdev leaks"
+				"%u objmgr pdev leaks detected for psoc %u!",
+				peer_leaks, vdev_leaks, pdev_leaks,
+				_psoc->psoc_id);
+	}
+}
+
+qdf_export_symbol(wlan_objmgr_psoc_check_for_leaks);
+
 #ifdef WLAN_OBJMGR_DEBUG
 void wlan_print_psoc_info(struct wlan_objmgr_psoc *psoc)
 {