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Commit dd4203eb authored by Jianmin Zhu's avatar Jianmin Zhu Committed by Madan Koyyalamudi
Browse files

qcacld-3.0: Change tx retries unit from msdu to mpdu 

Customer reported their HLOS LTE-WLAN transition algo sometimes go wrong
for wrong low layer stats, Txretry delta is bigger than Txtotal delta.
Txretry unit is msdu while Txtotal unit is mpdu.

Add vdev/peer stats for mpdu number of successfully transmitted after
more than one retransmission attempt, to align mpdu tx_packets, tx_failed.

CRs-Fixed: 3102117
Change-Id: Id4b9d8fd81af4bf0c141dad481bfd2b3f6c1db2a
parent 835c9658

core/cds/inc/cds_api.h

+3 −0
Original line number Diff line number Diff line
@@ -80,11 +80,14 @@ enum cds_driver_state { 
 * struce cds_vdev_dp_stats - vdev stats populated from DP

 * @tx_retries: packet number of successfully transmitted after more

 *              than one retransmission attempt

 * @tx_retries_mpdu: mpdu number of successfully transmitted after more

 *              than one retransmission attempt

 * @tx_mpdu_success_with_retries: Number of MPDU transmission retries done

 *				  in case of successful transmission.

 */

struct cds_vdev_dp_stats {

	uint32_t tx_retries;

	uint32_t tx_retries_mpdu;

	uint32_t tx_mpdu_success_with_retries;

};

core/cds/src/cds_api.c

+1 −0
Original line number Diff line number Diff line
@@ -2818,6 +2818,7 @@ cds_dp_get_vdev_stats(uint8_t vdev_id, struct cds_vdev_dp_stats *stats) 


	if (cds_get_cdp_vdev_stats(vdev_id, vdev_stats)) {

		stats->tx_retries = vdev_stats->tx.retries;

		stats->tx_retries_mpdu = vdev_stats->tx.retries_mpdu;

		stats->tx_mpdu_success_with_retries =

			vdev_stats->tx.mpdu_success_with_retries;

		ret = true;

core/hdd/src/wlan_hdd_stats.c

+1 −1
Original line number Diff line number Diff line
@@ -4194,7 +4194,7 @@ static void wlan_hdd_fill_summary_stats(tCsrSummaryStatsInfo *stats, 
	if (cds_dp_get_vdev_stats(vdev_id, &dp_stats)) {

		orig_cnt = info->tx_retries;

		orig_fail_cnt = info->tx_failed;

		info->tx_retries = dp_stats.tx_retries;

		info->tx_retries = dp_stats.tx_retries_mpdu;

		info->tx_failed += dp_stats.tx_mpdu_success_with_retries;

		hdd_debug("vdev %d tx retries adjust from %d to %d",

			  vdev_id, orig_cnt, info->tx_retries);