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qcacld-3.0: Fix the invalid SNR value in Host

Browse source 
qcacld-2.0 to qcacld-3.0 propagation

Firmware sends 0x127 as the invalid snr value when it is in a
state of unable to get it from either a beacon or data packet

CRs-Fixed: 939255
Change-Id: Ia45a8c4acd6a54ff3e56b192c11cea0df97eadaf
This commit is contained in:
Varun Reddy Yeturu 2016-06-29 11:55:41 -07:00 • committed by Gerrit - the friendly Code Review server
commit 83ccb9b38b
2 changed files with 17 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

2
core/wma/inc/wma.h
View file

@ -231,7 +231,7 @@
#define WMA_VDEV_START_REQUEST_TIMEOUT (3000) /* 3 seconds */
#define WMA_VDEV_STOP_REQUEST_TIMEOUT (3000) /* 3 seconds */
#define WMA_TGT_INVALID_SNR (-1)
#define WMA_TGT_INVALID_SNR 0x127
#define WMA_TX_Q_RECHECK_TIMER_WAIT 2 /* 2 ms */
#define WMA_TX_Q_RECHECK_TIMER_MAX_WAIT 20 /* 20 ms */

31
core/wma/src/wma_utils.c
View file

@ -1112,6 +1112,7 @@ static void wma_update_vdev_stats(tp_wma_handle wma,
QDF_STATUS qdf_status;
tAniGetRssiReq *pGetRssiReq = (tAniGetRssiReq *) wma->pGetRssiReq;
cds_msg_t sme_msg = { 0 };
int8_t bcn_snr, dat_snr;
node = &wma->interfaces[vdev_stats->vdev_id];
stats_rsp_params = node->stats_rsp;
@ -1140,14 +1141,15 @@ static void wma_update_vdev_stats(tp_wma_handle wma,
summary_stats->rts_fail_cnt = vdev_stats->rts_fail_cnt;
}
}
bcn_snr = vdev_stats->vdev_snr.bcn_snr;
dat_snr = vdev_stats->vdev_snr.dat_snr;
WMA_LOGD("vdev id %d beacon snr %d data snr %d",
vdev_stats->vdev_id,
vdev_stats->vdev_snr.bcn_snr, vdev_stats->vdev_snr.dat_snr);
WMA_LOGD("vdev id %d beancon snr %d data snr %d",
vdev_stats->vdev_id, bcn_snr, dat_snr);
if (pGetRssiReq && pGetRssiReq->sessionId == vdev_stats->vdev_id) {
if ((vdev_stats->vdev_snr.bcn_snr == WMA_TGT_INVALID_SNR) &&
(vdev_stats->vdev_snr.dat_snr == WMA_TGT_INVALID_SNR)) {
if ((bcn_snr == WMA_TGT_INVALID_SNR) &&
(dat_snr == WMA_TGT_INVALID_SNR)) {
/*
* Firmware sends invalid snr till it sees
* Beacon/Data after connection since after
@ -1158,11 +1160,10 @@ static void wma_update_vdev_stats(tp_wma_handle wma,
WMA_LOGE("Invalid SNR from firmware");
} else {
if (vdev_stats->vdev_snr.bcn_snr != WMA_TGT_INVALID_SNR) {
rssi = vdev_stats->vdev_snr.bcn_snr;
} else if (vdev_stats->vdev_snr.dat_snr !=
WMA_TGT_INVALID_SNR) {
rssi = vdev_stats->vdev_snr.dat_snr;
if (bcn_snr != WMA_TGT_INVALID_SNR) {
rssi = bcn_snr;
} else if (dat_snr != WMA_TGT_INVALID_SNR) {
rssi = dat_snr;
}
/*
@ -1189,12 +1190,12 @@ static void wma_update_vdev_stats(tp_wma_handle wma,
if (node->psnr_req) {
tAniGetSnrReq *p_snr_req = node->psnr_req;
if (vdev_stats->vdev_snr.bcn_snr != WMA_TGT_INVALID_SNR)
p_snr_req->snr = vdev_stats->vdev_snr.bcn_snr;
else if (vdev_stats->vdev_snr.dat_snr != WMA_TGT_INVALID_SNR)
p_snr_req->snr = vdev_stats->vdev_snr.dat_snr;
if (bcn_snr != WMA_TGT_INVALID_SNR)
p_snr_req->snr = bcn_snr;
else if (dat_snr != WMA_TGT_INVALID_SNR)
p_snr_req->snr = dat_snr;
else
p_snr_req->snr = WMA_TGT_INVALID_SNR;
p_snr_req->snr = (int8_t)WMA_TGT_INVALID_SNR;
sme_msg.type = eWNI_SME_SNR_IND;
sme_msg.bodyptr = p_snr_req;