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qcacmn: Add osif implementation of get_tx_power

Bladeren bron 
Add changes to support get tx power from within cp_stats component.

Change-Id: Ifafee77033b8db75e6c9ad201a26ba8bbe72efd4
CRs-Fixed: 2210311
This commit is contained in:
Naveen Rawat
2018-04-06 10:55:16 -07:00
gecommit door nshrivas
bovenliggende 299269828a
commit b7ffd12530
2 gewijzigde bestanden met toevoegingen van 109 en 0 verwijderingen
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11
os_if/linux/cp_stats/inc/wlan_cfg80211_mc_cp_stats.h
Bestand weergeven

@@ -52,5 +52,16 @@ struct wlan_objmgr_psoc;
int wlan_cfg80211_mc_cp_stats_get_wakelock_stats(struct wlan_objmgr_psoc *psoc,
struct wiphy *wiphy);
/**
* wlan_cfg80211_mc_cp_stats_get_tx_power() - API to fetch tx power
* @vdev: Pointer to vdev
* @dbm: Pointer to TX power in dbm
*
* Return: 0 on success, negative value on failure
*/
int wlan_cfg80211_mc_cp_stats_get_tx_power(struct wlan_objmgr_vdev *vdev,
int *dbm);
#endif /* QCA_SUPPORT_CP_STATS */
#endif /* __WLAN_CFG80211_MC_CP_STATS_H__ */

98
os_if/linux/cp_stats/src/wlan_cfg80211_mc_cp_stats.c
Bestand weergeven

@@ -35,6 +35,10 @@
#include <wlan_cp_stats_mc_defs.h>
#include <wlan_cp_stats_mc_ucfg_api.h>
#include <wlan_cfg80211_mc_cp_stats.h>
#include "wlan_osif_request_manager.h"
/* max time in ms, caller may wait for stats request get serviced */
#define CP_STATS_WAIT_TIME_STAT 800
/**
* wlan_cfg80211_mc_cp_stats_send_wake_lock_stats() - API to send wakelock stats
@@ -181,3 +185,97 @@ int wlan_cfg80211_mc_cp_stats_get_wakelock_stats(struct wlan_objmgr_psoc *psoc,
return wlan_cfg80211_mc_cp_stats_send_wake_lock_stats(wiphy, &stats);
}
struct tx_power_priv {
int dbm;
};
/**
* get_tx_power_cb() - "Get tx power" callback function
* @tx_power: tx_power
* @cookie: a cookie for the request context
*
* Return: None
*/
static void get_tx_power_cb(int tx_power, void *cookie)
{
struct osif_request *request;
struct tx_power_priv *priv;
request = osif_request_get(cookie);
if (!request) {
cfg80211_err("Obsolete request");
return;
}
priv = osif_request_priv(request);
priv->dbm = tx_power;
osif_request_complete(request);
osif_request_put(request);
}
int wlan_cfg80211_mc_cp_stats_get_tx_power(struct wlan_objmgr_vdev *vdev,
int *dbm)
{
int ret = 0;
void *cookie;
QDF_STATUS status;
struct request_info info = {0};
struct tx_power_priv *priv = NULL;
struct osif_request *request = NULL;
static const struct osif_request_params params = {
.priv_size = sizeof(*priv),
.timeout_ms = CP_STATS_WAIT_TIME_STAT,
};
request = osif_request_alloc(&params);
if (!request) {
cfg80211_err("Request allocation failure, return cached value");
goto fetch_tx_power;
}
cookie = osif_request_cookie(request);
info.cookie = cookie;
info.u.get_tx_power_cb = get_tx_power_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, wlan_vdev_mlme_get_macaddr(vdev),
WLAN_MACADDR_LEN);
status = ucfg_mc_cp_stats_send_stats_request(vdev,
TYPE_CONNECTION_TX_POWER,
&info);
if (QDF_IS_STATUS_ERROR(status)) {
cfg80211_err("wlan_mc_cp_stats_request_tx_power status: %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
priv = osif_request_priv(request);
}
fetch_tx_power:
if (priv) {
*dbm = priv->dbm;
} else {
status = ucfg_mc_cp_stats_get_tx_power(vdev, dbm);
if (QDF_IS_STATUS_ERROR(status)) {
cfg80211_err("ucfg_mc_cp_stats_get_tx_power status: %d",
status);
ret = qdf_status_to_os_return(status);
}
}
/*
* 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;
}