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Commit 0c2d47ef authored by Liangwei Dong's avatar Liangwei Dong
Browse files

qcacld-3.0: Add RSO state change logs 

Add RSO state changing log to roam history log
so that help debug roam state change issues.

Change-Id: Ifb11013d83de6ee35241dd796df9a7ccbb1464e7
CRs-Fixed: 3094770
parent f0e8b626

components/umac/mlme/connection_mgr/core/src/wlan_cm_roam_offload.c

+162 −1
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include "wlan_cm_roam_api.h"

#include "wlan_mlme_vdev_mgr_interface.h"

#include "wlan_crypto_global_api.h"

#include "wlan_roam_debug.h"



/**

 * cm_roam_scan_bmiss_cnt() - set roam beacon miss count
@@ -1333,6 +1334,156 @@ cm_roam_switch_to_roam_sync(struct wlan_objmgr_pdev *pdev, 
	return QDF_STATUS_SUCCESS;

}



#ifdef FEATURE_ROAM_DEBUG

/**

 * union rso_rec_arg1 - argument 1 record rso state change

 * @request_st: requested rso state

 * @cur_st: current rso state

 * @new_st: new rso state

 * @status: qdf status for the request

 */

union rso_rec_arg1 {

	uint32_t value;

	struct {

		uint32_t request_st:4,

			 cur_st:4,

			 new_st:4,

			 status:8;

	};

};



/**

 * get_rso_arg1 - get argument 1 record rso state change

 * @request_st: requested rso state

 * @cur_st: current rso state

 * @new_st: new rso state

 * @status: qdf status for the request

 *

 * Return: u32 value of rso information

 */

static uint32_t get_rso_arg1(enum roam_offload_state request_st,

			     enum roam_offload_state cur_st,

			     enum roam_offload_state new_st,

			     QDF_STATUS status)

{

	union rso_rec_arg1 rso_arg1;



	rso_arg1.value = 0;

	rso_arg1.request_st = request_st;

	rso_arg1.cur_st = cur_st;

	rso_arg1.new_st = new_st;

	rso_arg1.status = status;



	return rso_arg1.value;

}



/**

 * union rso_rec_arg2 - argument 2 record rso state change

 * @is_up: vdev is up

 * @supp_dis_roam: supplicant disable roam

 * @roam_progress: roam in progress

 * @ctrl_bitmap: control bitmap

 * @reason: reason code

 *

 * Return: u32 value of rso information

 */

union rso_rec_arg2 {

	uint32_t value;

	struct {

		uint32_t is_up: 1,

			 supp_dis_roam:1,

			 roam_progress:1,

			 ctrl_bitmap:8,

			 reason:8;

	};

};



/**

 * get_rso_arg2 - get argument 2 record rso state change

 * @is_up: vdev is up

 * @supp_dis_roam: supplicant disable roam

 * @roam_progress: roam in progress

 * @ctrl_bitmap: control bitmap

 * @reason: reason code

 */

static uint32_t get_rso_arg2(bool is_up,

			     bool supp_dis_roam,

			     bool roam_progress,

			     uint8_t ctrl_bitmap,

			     uint8_t reason)

{

	union rso_rec_arg2 rso_arg2;



	rso_arg2.value = 0;

	if (is_up)

		rso_arg2.is_up = 1;

	if (supp_dis_roam)

		rso_arg2.supp_dis_roam = 1;

	if (roam_progress)

		rso_arg2.roam_progress = 1;

	rso_arg2.ctrl_bitmap = ctrl_bitmap;

	rso_arg2.reason = reason;



	return rso_arg2.value;

}



/**

 * cm_record_state_change() - record rso state change to roam history log

 * @pdev: pdev object

 * @vdev_id: vdev id

 * @cur_st: current state

 * @request_state: requested state

 * @reason: reason

 * @is_up: vdev is up

 * @status: request result code

 *

 * This function will record the RSO state change to roam history log.

 *

 * Return: void

 */

static void

cm_record_state_change(struct wlan_objmgr_pdev *pdev,

		       uint8_t vdev_id,

		       enum roam_offload_state cur_st,

		       enum roam_offload_state requested_state,

		       uint8_t reason,

		       bool is_up,

		       QDF_STATUS status)

{

	enum roam_offload_state new_state;

	bool supp_dis_roam;

	bool roam_progress;

	uint8_t control_bitmap;

	struct wlan_objmgr_psoc *psoc = wlan_pdev_get_psoc(pdev);



	if (!psoc)

		return;



	new_state = mlme_get_roam_state(psoc, vdev_id);

	control_bitmap = mlme_get_operations_bitmap(psoc, vdev_id);

	supp_dis_roam = mlme_get_supplicant_disabled_roaming(psoc, vdev_id);

	roam_progress = wlan_cm_roaming_in_progress(pdev, vdev_id);

	wlan_rec_conn_info(vdev_id, DEBUG_CONN_RSO,

			   NULL,

			   get_rso_arg1(requested_state, cur_st,

					new_state, status),

			   get_rso_arg2(is_up,

					supp_dis_roam, roam_progress,

					control_bitmap, reason));

}

#else

static inline void

cm_record_state_change(struct wlan_objmgr_pdev *pdev,

		       uint8_t vdev_id,

		       enum roam_offload_state cur_st,

		       enum roam_offload_state requested_state,

		       uint8_t reason,

		       bool is_up,

		       QDF_STATUS status)

{

}

#endif



QDF_STATUS

cm_roam_state_change(struct wlan_objmgr_pdev *pdev,

		     uint8_t vdev_id,
@@ -1342,6 +1493,11 @@ cm_roam_state_change(struct wlan_objmgr_pdev *pdev, 
	QDF_STATUS status = QDF_STATUS_SUCCESS;

	struct wlan_objmgr_vdev *vdev;

	bool is_up;

	enum roam_offload_state cur_state;

	struct wlan_objmgr_psoc *psoc = wlan_pdev_get_psoc(pdev);



	if (!psoc)

		return QDF_STATUS_E_INVAL;



	vdev = wlan_objmgr_get_vdev_by_id_from_pdev(pdev, vdev_id,

						    WLAN_MLME_NB_ID);
@@ -1351,9 +1507,11 @@ cm_roam_state_change(struct wlan_objmgr_pdev *pdev, 
	is_up = QDF_IS_STATUS_SUCCESS(wlan_vdev_is_up(vdev));

	wlan_objmgr_vdev_release_ref(vdev, WLAN_MLME_NB_ID);



	cur_state = mlme_get_roam_state(psoc, vdev_id);



	if (requested_state != WLAN_ROAM_DEINIT && !is_up) {

		mlme_debug("ROAM: roam state change requested in disconnected state");

		return status;

		goto end;

	}



	switch (requested_state) {
@@ -1379,6 +1537,9 @@ cm_roam_state_change(struct wlan_objmgr_pdev *pdev, 
		mlme_debug("ROAM: Invalid roam state %d", requested_state);

		break;

	}

end:

	cm_record_state_change(pdev, vdev_id, cur_state, requested_state,

			       reason, is_up, status);



	return status;

}