Files
android_kernel_samsung_sm86…/dp/wifi3.0/dp_full_mon.h
Amir ee09492ea5 qca-wifi: Fix ppdu_id mismatch issue
For full monitor, it is observed destination ppdu_id
and status ppdu_id mismatches.

a. If status ring ppdu_id is leading compared to destiantion ring
ppdu_id, drop destination ring ppdus
b. If status ring ppdu_id is lagging compared to destiantion ring
ppdu_id, drop status ring ppdus
c. Handle warp around scenarios

CRs-Fixed: 2686747
Change-Id: Ie059c891347d4ff59b230881d5a9049d8acf279e
2020-06-10 21:27:11 +05:30

78 line
2.3 KiB
C

/**
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _DP_FULL_MON_H_
#define _DP_FULL_MON_H_
#define DP_RX_MON_PPDU_ID_WRAP 32535
/**
* struct dp_mon_mpdu () - DP Monitor mpdu object
*
* @head: Head msdu
* @tail: Tail msdu
* @mpdu_list_elem: mpdu list element
* @rs_flags: Rx status flags
* @ant_signal_db: RSSI in dBm
* @is_stbc: is stbc is enabled
* @sgi: SGI
* @beamformed: if beamformed
*/
struct dp_mon_mpdu {
qdf_nbuf_t head;
qdf_nbuf_t tail;
TAILQ_ENTRY(dp_mon_mpdu) mpdu_list_elem;
uint8_t rs_flags;
uint8_t ant_signal_db;
uint8_t is_stbc;
uint8_t sgi;
uint8_t beamformed;
};
static inline QDF_STATUS
dp_rx_mon_is_rxdma_error(struct hal_rx_mon_desc_info *desc_info)
{
enum hal_rxdma_error_code rxdma_err = desc_info->rxdma_error_code;
if (qdf_unlikely(desc_info->rxdma_push_reason ==
HAL_RX_WBM_RXDMA_PSH_RSN_ERROR)) {
if (qdf_unlikely((rxdma_err == HAL_RXDMA_ERR_FLUSH_REQUEST) ||
(rxdma_err == HAL_RXDMA_ERR_MPDU_LENGTH) ||
(rxdma_err == HAL_RXDMA_ERR_OVERFLOW))) {
return QDF_STATUS_SUCCESS;
}
}
return QDF_STATUS_E_FAILURE;
}
/*
* dp_mon_reap_status - monitor status ring ppdu status
*
* dp_mon_status_no_dma - DMA not done for status ring entry
* dp_mon_status_match - status and dest ppdu id mathes
* dp_mon_status_lag - status ppdu id is lagging
* dp_mon_status_lead - status ppdu id is leading
* dp_mon_status_replenish - status ring entry is NULL
*/
enum dp_mon_reap_status {
dp_mon_status_no_dma,
dp_mon_status_match,
dp_mon_status_lag,
dp_mon_status_lead,
dp_mon_status_replenish
};
#endif /* _DP_FULL_MON_H_ */