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qcacmn: Add osif implementation of getting peer rssi

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Add changes to support get peer rssi from within cp_stats
component.

Change-Id: Ic5e9d85e24b1f272df1fa7b6482a797af2aca66a
CRs-Fixed: 2222777
This commit is contained in:
Naveen Rawat
2018-04-11 23:52:32 -07:00
committed by nshrivas
parent 34e15c4636
commit 581787f9af
2 changed files with 88 additions and 0 deletions
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11
os_if/linux/cp_stats/inc/wlan_cfg80211_mc_cp_stats.h
View File

@@ -62,6 +62,17 @@ int wlan_cfg80211_mc_cp_stats_get_wakelock_stats(struct wlan_objmgr_psoc *psoc,
int wlan_cfg80211_mc_cp_stats_get_tx_power(struct wlan_objmgr_vdev *vdev,
int *dbm);
/**
* wlan_cfg80211_mc_cp_stats_get_peer_rssi() - API to fetch peer rssi
* @vdev: Pointer to vdev
* @macaddress: mac address
* @rssi_info: stats structure within which rssi info will be populated
*
* Return: 0 on success, negative value on failure
*/
int wlan_cfg80211_mc_cp_stats_get_peer_rssi(struct wlan_objmgr_vdev *vdev,
uint8_t *macaddress,
struct stats_event *rssi_info);
#endif /* QCA_SUPPORT_CP_STATS */
#endif /* __WLAN_CFG80211_MC_CP_STATS_H__ */

77
os_if/linux/cp_stats/src/wlan_cfg80211_mc_cp_stats.c
View File

@@ -279,3 +279,80 @@ fetch_tx_power:
return ret;
}
/**
* get_peer_rssi_cb() - get_peer_rssi_cb callback function
* @mac_addr: mac address
* @cookie: a cookie for the request context
*
* Return: None
*/
static void get_peer_rssi_cb(struct stats_event *ev, void *cookie)
{
struct stats_event *priv;
struct osif_request *request;
request = osif_request_get(cookie);
if (!request) {
cfg80211_err("Obsolete request");
return;
}
priv = osif_request_priv(request);
*priv = *ev;
osif_request_complete(request);
osif_request_put(request);
}
int wlan_cfg80211_mc_cp_stats_get_peer_rssi(struct wlan_objmgr_vdev *vdev,
uint8_t *mac_addr,
struct stats_event *rssi_info)
{
int ret = 0;
void *cookie;
QDF_STATUS status;
struct stats_event *priv;
struct request_info info = {0};
struct osif_request *request = NULL;
static const struct osif_request_params params = {
.priv_size = sizeof(*priv),
.timeout_ms = CP_STATS_WAIT_TIME_STAT,
};
qdf_mem_zero(rssi_info, sizeof(*rssi_info));
request = osif_request_alloc(&params);
if (!request) {
cfg80211_err("Request allocation failure, return cached value");
return -EINVAL;
}
cookie = osif_request_cookie(request);
priv = osif_request_priv(request);
info.cookie = cookie;
info.u.get_peer_rssi_cb = get_peer_rssi_cb;
info.vdev_id = wlan_vdev_get_id(vdev);
info.pdev_id = wlan_objmgr_pdev_get_pdev_id(wlan_vdev_get_pdev(vdev));
qdf_mem_copy(info.peer_mac_addr, mac_addr, WLAN_MACADDR_LEN);
status = ucfg_mc_cp_stats_send_stats_request(vdev, TYPE_PEER_STATS,
&info);
if (QDF_IS_STATUS_ERROR(status)) {
cfg80211_err("stats req failed: %d", status);
ret = qdf_status_to_os_return(status);
} else {
ret = osif_request_wait_for_response(request);
if (ret) {
cfg80211_err("wait failed or timed out ret: %d", ret);
} else {
*rssi_info = *priv;
}
}
/*
* either we never sent a request, we sent a request and
* received a response or we sent a request and timed out.
* regardless we are done with the request.
*/
if (request)
osif_request_put(request);
return ret;
}