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qcacld-3.0: Print roam message info in kmsg

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The event WMI_ROAM_STATS_EVENTID is received after
every roam, once the roam synch complete is sent by the host.
This event contains details regarding the roam RSSI TH reset.
This helps in debugging/understanding the scenario when roam
failure happens.
Print the info received related to roam RSSI TH reset into kmsg.

Change-Id: Ibee9fc6e9220511d6679efb24080c79bcd807ab8
CRs-Fixed: 2826321
This commit is contained in:
Abhinav Kumar
2020-11-25 13:36:22 +05:30
committed by snandini
parent b0805e6468
commit 482acb4555
6 changed files with 187 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
components/mlme/dispatcher/inc/wlan_mlme_public_struct.h
View File

@@ -2487,6 +2487,7 @@ struct wlan_mlme_sae_single_pmk {
* @data_11kv: Neighbor report/BTM parameters.
* @btm_rsp: BTM response information
* @roam_init_info: Roam initial info
* @roam_msg_info: roam related message information
*/
struct mlme_roam_debug_info {
struct wmi_roam_trigger_info trigger;
@@ -2495,6 +2496,7 @@ struct mlme_roam_debug_info {
struct wmi_neighbor_report_data data_11kv;
struct roam_btm_response_data btm_rsp;
struct roam_initial_data roam_init_info;
struct roam_msg_info roam_msg_info;
};
/**

24
components/umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_roam_api.h
View File

@@ -406,6 +406,19 @@ wlan_cm_roam_extract_roam_initial_info(wmi_unified_t wmi, void *evt_buf,
struct roam_initial_data *dst,
uint8_t idx);
/**
* wlan_cm_roam_extract_roam_msg_info() - Extract Roam msg stats
* @wmi: wmi handle
* @evt_buf: Pointer to the event buffer
* @dst: Pointer to destination structure to fill data
* @idx: TLV id
*
* Return: QDF_STATUS
*/
QDF_STATUS
wlan_cm_roam_extract_roam_msg_info(wmi_unified_t wmi, void *evt_buf,
struct roam_msg_info *dst, uint8_t idx);
/**
* wlan_cm_roam_activate_pcl_per_vdev() - Set the PCL command to be sent per
* vdev instead of pdev.
@@ -559,7 +572,7 @@ wlan_cm_roam_extract_btm_response(wmi_unified_t wmi, void *evt_buf,
struct roam_btm_response_data *dst,
uint8_t idx)
{
return true;
return QDF_STATUS_E_NOSUPPORT;
}
static inline QDF_STATUS
@@ -567,7 +580,14 @@ wlan_cm_roam_extract_roam_initial_info(wmi_unified_t wmi, void *evt_buf,
struct roam_initial_data *dst,
uint8_t idx)
{
return true;
return QDF_STATUS_E_NOSUPPORT;
}
static inline QDF_STATUS
wlan_cm_roam_extract_roam_msg_info(wmi_unified_t wmi, void *evt_buf,
struct roam_msg_info *dst, uint8_t idx)
{
return QDF_STATUS_E_NOSUPPORT;
}
static inline void

19
components/umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_roam_public_struct.h
View File

@@ -1218,6 +1218,25 @@ struct roam_initial_data {
uint32_t fw_cancel_timer_bitmap;
};
/**
* struct roam_msg_info - Roam message related information
* @present: Flag to check if the roam msg info tlv is present
* @timestamp: Timestamp is the absolute time w.r.t host timer which is
* synchronized between the host and target
* @msg_id: Message ID from WMI_ROAM_MSG_ID
* @msg_param1: msg_param1, values is based on the host & FW
* understanding and depend on the msg ID
* @msg_param2: msg_param2 value is based on the host & FW understanding
* and depend on the msg ID
*/
struct roam_msg_info {
bool present;
uint32_t timestamp;
uint32_t msg_id;
uint32_t msg_param1;
uint32_t msg_param2;
};
/**
* enum wlan_cm_rso_control_requestor - Driver disabled roaming requestor that
* will request the roam module to disable roaming based on the mlme operation

10
components/umac/mlme/connection_mgr/dispatcher/src/wlan_cm_roam_api.c
View File

@@ -254,6 +254,16 @@ wlan_cm_roam_extract_roam_initial_info(wmi_unified_t wmi, void *evt_buf,
return QDF_STATUS_E_FAILURE;
}
QDF_STATUS
wlan_cm_roam_extract_roam_msg_info(wmi_unified_t wmi, void *evt_buf,
struct roam_msg_info *dst, uint8_t idx)
{
if (wmi->ops->extract_roam_msg_info)
return wmi->ops->extract_roam_msg_info(wmi, evt_buf, dst, idx);
return QDF_STATUS_E_FAILURE;
}
void wlan_cm_roam_activate_pcl_per_vdev(struct wlan_objmgr_psoc *psoc,
uint8_t vdev_id, bool pcl_per_vdev)
{

42
components/wmi/src/wmi_unified_roam_tlv.c
View File

@@ -1452,6 +1452,41 @@ extract_roam_initial_info_tlv(wmi_unified_t wmi_handle, void *evt_buf,
return QDF_STATUS_SUCCESS;
}
/**
* extract_roam_msg_info_tlv() - Extract the roam message info
* from the WMI_ROAM_STATS_EVENTID
* @wmi_handle: wmi handle
* @evt_buf: Pointer to the event buffer
* @dst: Pointer to destination structure to fill data
* @idx: TLV id
*/
static QDF_STATUS
extract_roam_msg_info_tlv(wmi_unified_t wmi_handle, void *evt_buf,
struct roam_msg_info *dst, uint8_t idx)
{
WMI_ROAM_STATS_EVENTID_param_tlvs *param_buf;
wmi_roam_msg_info *src_data = NULL;
param_buf = (WMI_ROAM_STATS_EVENTID_param_tlvs *)evt_buf;
if (!param_buf || !param_buf->roam_msg_info ||
!param_buf->num_roam_msg_info ||
idx >= param_buf->num_roam_msg_info) {
wmi_debug("Empty roam_msg_info param buf");
return QDF_STATUS_SUCCESS;
}
src_data = &param_buf->roam_msg_info[idx];
dst->present = true;
dst->timestamp = src_data->timestamp;
dst->msg_id = src_data->msg_id;
dst->msg_param1 = src_data->msg_param1;
dst->msg_param2 = src_data->msg_param2;
return QDF_STATUS_SUCCESS;
}
void wmi_roam_offload_attach_tlv(wmi_unified_t wmi_handle)
{
struct wmi_ops *ops = wmi_handle->ops;
@@ -1459,6 +1494,7 @@ void wmi_roam_offload_attach_tlv(wmi_unified_t wmi_handle)
ops->extract_roam_btm_response_stats =
extract_roam_btm_response_stats_tlv;
ops->extract_roam_initial_info = extract_roam_initial_info_tlv;
ops->extract_roam_msg_info = extract_roam_msg_info_tlv;
ops->send_set_ric_req_cmd = send_set_ric_req_cmd_tlv;
ops->send_process_roam_synch_complete_cmd =
@@ -1483,6 +1519,12 @@ extract_roam_initial_info_tlv(wmi_unified_t wmi_handle, void *evt_buf,
return QDF_STATUS_E_NOSUPPORT;
}
static inline QDF_STATUS
extract_roam_msg_info_tlv(wmi_unified_t wmi_handle, void *evt_buf,
struct roam_msg_info *dst, uint8_t idx)
{
return QDF_STATUS_E_NOSUPPORT;
}
#endif /* WLAN_FEATURE_ROAM_OFFLOAD */
#define ROAM_OFFLOAD_PMK_EXT_BYTES 16

111
core/wma/src/wma_scan_roam.c
View File

@@ -1913,6 +1913,29 @@ wma_rso_print_roam_initial_info(struct roam_initial_data *data,
data->cu_th, data->fw_cancel_timer_bitmap);
}
/**
* wma_rso_print_roam_msg_info - Roaming related message details
* @data: Pointer to the btm rsp data
* @vdev_id: vdev id
*
* Prints the vdev, msg_id, msg_param1, msg_param2 and timer
*
* Return: None
*/
static void wma_rso_print_roam_msg_info(struct roam_msg_info *data,
uint8_t vdev_id)
{
char time[TIME_STRING_LEN];
static const char msg_id1_str[] = "Roam RSSI TH Reset";
if (data->msg_id == WMI_ROAM_MSG_RSSI_RECOVERED) {
mlme_get_converted_timestamp(data->timestamp, time);
wma_info("%s [ROAM MSG INFO]: VDEV[%d] %s, Current rssi: %d dbm, next_rssi_threshold: %d dbm",
time, vdev_id, msg_id1_str, data->msg_param1,
data->msg_param2);
}
}
/**
* wma_log_roam_scan_candidates - Print roam scan candidate AP info
* @ap: Pointer to the candidate AP list
@@ -2122,7 +2145,7 @@ int wma_roam_stats_event_handler(WMA_HANDLE handle, uint8_t *event,
wmi_roam_stats_event_fixed_param *fixed_param;
struct mlme_roam_debug_info *roam_info = NULL;
uint8_t vdev_id, i;
uint8_t num_tlv = 0, num_chan = 0, num_ap = 0, num_rpt = 0;
uint8_t num_tlv = 0, num_chan = 0, num_ap = 0, num_rpt = 0, rem_tlv = 0;
uint32_t rem_len;
QDF_STATUS status;
@@ -2216,28 +2239,14 @@ int wma_roam_stats_event_handler(WMA_HANDLE handle, uint8_t *event,
goto err;
}
if (!num_tlv) {
roam_info = qdf_mem_malloc(sizeof(*roam_info));
if (!roam_info)
return -ENOMEM;
status = wmi_unified_extract_roam_11kv_stats(
wma->wmi_handle, event,
&roam_info->data_11kv, 0, 0);
if (QDF_IS_STATUS_ERROR(status)) {
wma_debug_rl("Roam 11kv stats extract failed vdev %d",
vdev_id);
qdf_mem_free(roam_info);
rem_len -= param_buf->num_roam_initial_info *
sizeof(wmi_roam_initial_info);
if (rem_len < param_buf->num_roam_msg_info *
sizeof(wmi_roam_msg_info)) {
wma_err_rl("Invalid roam msg info");
goto err;
}
if (roam_info->data_11kv.present)
wma_rso_print_11kv_info(&roam_info->data_11kv, vdev_id);
qdf_mem_free(roam_info);
return 0;
}
for (i = 0; i < num_tlv; i++) {
roam_info = qdf_mem_malloc(sizeof(*roam_info));
if (!roam_info)
@@ -2305,6 +2314,17 @@ int wma_roam_stats_event_handler(WMA_HANDLE handle, uint8_t *event,
return -EINVAL;
}
/* Roam message info */
status = wlan_cm_roam_extract_roam_msg_info(
wma->wmi_handle, event,
&roam_info->roam_msg_info, i);
if (QDF_IS_STATUS_ERROR(status)) {
wma_err("roam msg stats extract fail vdev %d",
vdev_id);
qdf_mem_free(roam_info);
return -EINVAL;
}
/* BTM req/resp or Neighbor report/response info */
status = wmi_unified_extract_roam_11kv_stats(
wma->wmi_handle, event,
@@ -2341,9 +2361,60 @@ int wma_roam_stats_event_handler(WMA_HANDLE handle, uint8_t *event,
wma_rso_print_roam_initial_info(
&roam_info->roam_init_info, vdev_id);
if (roam_info->roam_msg_info.present) {
rem_tlv++;
wma_rso_print_roam_msg_info(
&roam_info->roam_msg_info, vdev_id);
}
qdf_mem_free(roam_info);
}
if (!num_tlv) {
roam_info = qdf_mem_malloc(sizeof(*roam_info));
if (!roam_info)
return -ENOMEM;
status = wmi_unified_extract_roam_11kv_stats(
wma->wmi_handle, event,
&roam_info->data_11kv, 0, 0);
if (QDF_IS_STATUS_ERROR(status)) {
wma_err("Roam 11kv stats extract failed vdev %d",
vdev_id);
qdf_mem_free(roam_info);
return -EINVAL;
}
if (roam_info->data_11kv.present)
wma_rso_print_11kv_info(&roam_info->data_11kv, vdev_id);
qdf_mem_free(roam_info);
}
if (param_buf->roam_msg_info && param_buf->num_roam_msg_info &&
param_buf->num_roam_msg_info - rem_tlv) {
for (i = 0; i < (param_buf->num_roam_msg_info - rem_tlv); i++) {
roam_info = qdf_mem_malloc(sizeof(*roam_info));
if (!roam_info)
return -ENOMEM;
status = wlan_cm_roam_extract_roam_msg_info(
wma->wmi_handle, event,
&roam_info->roam_msg_info, rem_tlv + i);
if (QDF_IS_STATUS_ERROR(status)) {
wma_err("roam msg stats extract fail vdev %d",
vdev_id);
qdf_mem_free(roam_info);
return -EINVAL;
}
if (roam_info->roam_msg_info.present)
wma_rso_print_roam_msg_info(
&roam_info->roam_msg_info,
vdev_id);
qdf_mem_free(roam_info);
}
}
return 0;
err: