qcacmn: Clean scan active and passive dwell time apis

Create ucfg apis in scan components for calling from hdd.
Move the scan apis to new file, wlan_scan_api.c

Change-Id: Iec08eddbba3066a4d781c988624d47749a75610a
CRs-Fixed: 2342892

umac/scan/core/src/wlan_scan_main.h

@@ -510,15 +510,23 @@ struct wlan_scan_obj {
  *
  * Return: scan object
  */
+#define wlan_psoc_get_scan_obj(psoc) \
+	wlan_psoc_get_scan_obj_fl(psoc, \
+				  __func__, __LINE__)
+
 static inline struct wlan_scan_obj *
-wlan_psoc_get_scan_obj(struct wlan_objmgr_psoc *psoc)
+wlan_psoc_get_scan_obj_fl(struct wlan_objmgr_psoc *psoc,
+			  const char *func, uint32_t line)
 {
 	struct wlan_scan_obj *scan_obj;
 
 	scan_obj = (struct wlan_scan_obj *)
 		wlan_objmgr_psoc_get_comp_private_obj(psoc,
 				WLAN_UMAC_COMP_SCAN);
-
+	if (!scan_obj) {
+		scm_err("%s:%u, Failed to get scan object", func, line);
+		return NULL;
+	}
 	return scan_obj;
 }
 

umac/scan/dispatcher/inc/wlan_scan_api.h

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2017-2018 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
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * DOC: contains scan api
+ */
+
+#ifndef _WLAN_SCAN_API_H_
+#define _WLAN_SCAN_API_H_
+
+#include <wlan_objmgr_psoc_obj.h>
+#include <wlan_objmgr_pdev_obj.h>
+#include <wlan_objmgr_vdev_obj.h>
+#include "../../core/src/wlan_scan_main.h"
+
+/**
+ * wlan_scan_cfg_set_active_dwelltime() - API to set scan active dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan active dwell time
+ *
+ * Return: none
+ */
+void wlan_scan_cfg_set_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+					uint32_t dwell_time);
+/**
+ * wlan_scan_cfg_get_active_dwelltime() - API to get active dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan active dwelltime
+ *
+ * Return: scan active dwell time
+ */
+void wlan_scan_cfg_get_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+					uint32_t *dwell_time);
+
+/**
+ * wlan_scan_cfg_set_passive_dwelltime() - API to set scan passive dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan passive dwell time
+ *
+ * Return: none
+ */
+void wlan_scan_cfg_set_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t dwell_time);
+/**
+ * wlan_scan_cfg_get_passive_dwelltime() - API to get passive dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan passive dwelltime
+ *
+ * Return: scan passive dwell time
+ */
+void wlan_scan_cfg_get_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t *dwell_time);
+
+#endif

umac/scan/dispatcher/inc/wlan_scan_ucfg_api.h

@@ -28,6 +28,7 @@
 #include <wlan_objmgr_pdev_obj.h>
 #include <wlan_objmgr_vdev_obj.h>
 #include <wlan_scan_public_structs.h>
+#include "wlan_scan_api.h"
 
 /**
  * ucfg_scan_register_requester() - assigns requester ID to caller and
@@ -629,41 +630,58 @@ void ucfg_scan_set_vdev_del_in_progress(struct wlan_objmgr_vdev *vdev);
 void ucfg_scan_clear_vdev_del_in_progress(struct wlan_objmgr_vdev *vdev);
 
 /**
- * wlan_scan_cfg_set_active_dwelltime() - API to set scan active dwelltime
+ * ucfg_scan_cfg_set_active_dwelltime() - API to set scan active dwelltime
  * @psoc: pointer to psoc object
  * @dwell_time: scan active dwell time
  *
  * Return: none
  */
-void wlan_scan_cfg_set_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+static inline
-					uint32_t dwell_time);
+void ucfg_scan_cfg_set_active_dwelltime(struct wlan_objmgr_psoc *psoc,
-/**
+					uint32_t dwell_time)
- * wlan_scan_cfg_get_active_dwelltime() - API to get active dwelltime
+{
- * @psoc: pointer to psoc object
+	return wlan_scan_cfg_set_active_dwelltime(psoc, dwell_time);
- * @dwell_time: scan active dwelltime
+}
- *
- * Return: scan active dwell time
- */
-void wlan_scan_cfg_get_active_dwelltime(struct wlan_objmgr_psoc *psoc,
-					uint32_t *dwell_time);
 
 /**
- * wlan_scan_cfg_set_passive_dwelltime() - API to set scan active dwelltime
+ * ucfg_scan_cfg_get_active_dwelltime() - API to get active dwelltime
- * @psoc: pointer to psoc object
- * @dwell_time: scan active dwell time
- *
- * Return: none
- */
-void wlan_scan_cfg_set_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
-					 uint32_t dwell_time);
-/**
- * wlan_scan_cfg_get_passive_dwelltime() - API to get active dwelltime
  * @psoc: pointer to psoc object
  * @dwell_time: scan active dwelltime
  *
  * Return: scan active dwell time
  */
-void wlan_scan_cfg_get_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+static inline
-					 uint32_t *dwell_time);
+void ucfg_scan_cfg_get_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+					uint32_t *dwell_time)
+{
+	return wlan_scan_cfg_get_active_dwelltime(psoc, dwell_time);
+}
+
+/**
+ * ucfg_scan_cfg_set_passive_dwelltime() - API to set scan passive dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan passive dwell time
+ *
+ * Return: none
+ */
+static inline
+void ucfg_scan_cfg_set_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t dwell_time)
+{
+	return wlan_scan_cfg_set_passive_dwelltime(psoc, dwell_time);
+}
+/**
+ * ucfg_scan_cfg_get_passive_dwelltime() - API to get passive dwelltime
+ * @psoc: pointer to psoc object
+ * @dwell_time: scan passive dwelltime
+ *
+ * Return: scan passive dwell time
+ */
+static inline
+void ucfg_scan_cfg_get_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t *dwell_time)
+{
+	return wlan_scan_cfg_get_passive_dwelltime(psoc, dwell_time);
+}
 
 #endif

umac/scan/dispatcher/src/wlan_scan_api.c

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2017-2018 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
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * DOC: This file contains all SCAN component's APIs
+ */
+
+#include "cfg_ucfg_api.h"
+#include "wlan_scan_api.h"
+
+void wlan_scan_cfg_get_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t *dwell_time)
+{
+	struct wlan_scan_obj *scan_obj;
+
+	scan_obj = wlan_psoc_get_scan_obj(psoc);
+	if (!scan_obj)
+		return;
+	*dwell_time = scan_obj->scan_def.passive_dwell;
+}
+
+void wlan_scan_cfg_set_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
+					 uint32_t dwell_time)
+{
+	struct wlan_scan_obj *scan_obj;
+
+	scan_obj = wlan_psoc_get_scan_obj(psoc);
+	if (!scan_obj)
+		return;
+	scan_obj->scan_def.passive_dwell = dwell_time;
+}
+
+void wlan_scan_cfg_get_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+					uint32_t *dwell_time)
+{
+	struct wlan_scan_obj *scan_obj;
+
+	scan_obj = wlan_psoc_get_scan_obj(psoc);
+	if (!scan_obj)
+		return;
+	*dwell_time = scan_obj->scan_def.active_dwell;
+}
+
+void wlan_scan_cfg_set_active_dwelltime(struct wlan_objmgr_psoc *psoc,
+					uint32_t dwell_time)
+{
+	struct wlan_scan_obj *scan_obj;
+
+	scan_obj = wlan_psoc_get_scan_obj(psoc);
+	if (!scan_obj)
+		return;
+	scan_obj->scan_def.active_dwell = dwell_time;
+}

umac/scan/dispatcher/src/wlan_scan_ucfg_api.c

@@ -987,6 +987,8 @@ ucfg_scan_set_wide_band_scan(struct wlan_objmgr_pdev *pdev, bool enable)
 	}
 	pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev);
 	scan_obj = wlan_pdev_get_scan_obj(pdev);
+	if (!scan_obj)
+		return QDF_STATUS_E_FAILURE;
 
 	scm_debug("set wide_band_scan to %d", enable);
 	scan_obj->pdev_info[pdev_id].wide_band_scan = enable;
@@ -1005,6 +1007,8 @@ bool ucfg_scan_get_wide_band_scan(struct wlan_objmgr_pdev *pdev)
 	}
 	pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev);
 	scan_obj = wlan_pdev_get_scan_obj(pdev);
+	if (!scan_obj)
+		return QDF_STATUS_E_FAILURE;
 
 	return scan_obj->pdev_info[pdev_id].wide_band_scan;
 }
@@ -1023,6 +1027,8 @@ ucfg_scan_config_hidden_ssid_for_bssid(struct wlan_objmgr_pdev *pdev,
 	}
 	pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev);
 	scan_obj = wlan_pdev_get_scan_obj(pdev);
+	if (!scan_obj)
+		return QDF_STATUS_E_FAILURE;
 
 	scm_debug("Configure bsssid:%pM ssid:%.*s",
 		  bssid, ssid->length, ssid->ssid);
@@ -1166,6 +1172,9 @@ ucfg_scan_register_requester(struct wlan_objmgr_psoc *psoc,
 		return 0;
 	}
 	scan = wlan_psoc_get_scan_obj(psoc);
+	if (!scan)
+		return 0;
+
 	requesters = scan->requesters;
 	qdf_spin_lock_bh(&scan->lock);
 	for (i = 0; i < WLAN_MAX_REQUESTORS; ++i) {
@@ -1216,6 +1225,8 @@ ucfg_scan_unregister_requester(struct wlan_objmgr_psoc *psoc,
 		return;
 	}
 	scan = wlan_psoc_get_scan_obj(psoc);
+	if (!scan)
+		return;
 	requesters = scan->requesters;
 	scm_debug("reqid: %d", requester);
 
@@ -1240,6 +1251,9 @@ ucfg_get_scan_requester_name(struct wlan_objmgr_psoc *psoc,
 		return "null";
 	}
 	scan = wlan_psoc_get_scan_obj(psoc);
+	if (!scan)
+		return "null";
+
 	requesters = scan->requesters;
 
 	if ((idx < WLAN_MAX_REQUESTORS) &&
@@ -1341,62 +1355,6 @@ ucfg_scan_register_event_handler(struct wlan_objmgr_pdev *pdev,
 	return QDF_STATUS_SUCCESS;
 }
 
-void wlan_scan_cfg_get_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
-					 uint32_t *dwell_time)
-{
-	struct wlan_scan_obj *scan_obj;
-
-	scan_obj = wlan_psoc_get_scan_obj(psoc);
-	if (!scan_obj) {
-		scm_err("Failed to get scan object");
-		return;
-	}
-
-	*dwell_time = scan_obj->scan_def.passive_dwell;
-}
-
-void wlan_scan_cfg_set_passive_dwelltime(struct wlan_objmgr_psoc *psoc,
-					 uint32_t dwell_time)
-{
-	struct wlan_scan_obj *scan_obj;
-
-	scan_obj = wlan_psoc_get_scan_obj(psoc);
-	if (!scan_obj) {
-		scm_err("Failed to get scan object");
-		return;
-	}
-
-	scan_obj->scan_def.passive_dwell = dwell_time;
-}
-
-void wlan_scan_cfg_get_active_dwelltime(struct wlan_objmgr_psoc *psoc,
-					uint32_t *dwell_time)
-{
-	struct wlan_scan_obj *scan_obj;
-
-	scan_obj = wlan_psoc_get_scan_obj(psoc);
-	if (!scan_obj) {
-		scm_err("Failed to get scan object");
-		return;
-	}
-
-	*dwell_time = scan_obj->scan_def.active_dwell;
-}
-
-void wlan_scan_cfg_set_active_dwelltime(struct wlan_objmgr_psoc *psoc,
-					uint32_t dwell_time)
-{
-	struct wlan_scan_obj *scan_obj;
-
-	scan_obj = wlan_psoc_get_scan_obj(psoc);
-	if (!scan_obj) {
-		scm_err("Failed to get scan object");
-		return;
-	}
-
-	scan_obj->scan_def.active_dwell = dwell_time;
-}
-
 static QDF_STATUS
 wlan_scan_global_init(struct wlan_objmgr_psoc *psoc,
 		      struct wlan_scan_obj *scan_obj)
@@ -1509,6 +1467,9 @@ ucfg_scan_unregister_event_handler(struct wlan_objmgr_pdev *pdev,
 		return;
 	}
 	scan = wlan_pdev_get_scan_obj(pdev);
+	if (!scan)
+		return;
+
 	pdev_ev_handler = wlan_pdev_get_pdev_scan_ev_handlers(pdev);
 	cb_handler = &(pdev_ev_handler->cb_handlers[0]);