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linux/drivers/net/wireless/ath/ath11k/dp_tx.h
Lingbo Kong 94f228ac4f wifi: ath11k: fix ack signal strength calculation
Currently, the calculation of ack signal strength is incorrect.

This is because before calculating the ack signal strength, ath11k need
to determine whether the hardware and firmware support db2dbm. If the
hardware and firmware support db2dbm, do not need to add noise floor,
otherwise, need to add noise floor.

Besides, the value of ack_rssi passed by firmware to ath11k should be a
signed number, so change its type to s8.

After that, "iw wlan0 station dump" show the correct ack signal strength.

Such as:
root@CDCCSTEX0799733-LIN:~# iw wlp88s0 station dump
Station 00:03:7f:12:df:df (on wlp88s0)
        inactive time:  75 ms
        rx bytes:       11599
        rx packets:     99
        tx bytes:       9029
        tx packets:     81
        tx retries:     4
        tx failed:      0
        rx drop misc:   2
        signal:         -16 dBm
        signal avg:     -24 dBm
        tx bitrate:     1560.0 MBit/s VHT-MCS 9 80MHz VHT-NSS 4
        tx duration:    9230 us
        rx bitrate:     1560.0 MBit/s VHT-MCS 9 80MHz VHT-NSS 4
        rx duration:    7201 us
        last ack signal:-23 dBm
        avg ack signal: -22 dBm

Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.30
Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1

Signed-off-by: Lingbo Kong <quic_lingbok@quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://patch.msgid.link/20240611022550.59078-1-quic_lingbok@quicinc.com
2024-06-19 16:59:34 +03:00

45 lines
1.5 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
* Copyright (c) 2021, 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef ATH11K_DP_TX_H
#define ATH11K_DP_TX_H
#include "core.h"
#include "hal_tx.h"
struct ath11k_dp_htt_wbm_tx_status {
u32 msdu_id;
bool acked;
s8 ack_rssi;
u16 peer_id;
};
void ath11k_dp_tx_update_txcompl(struct ath11k *ar, struct hal_tx_status *ts);
int ath11k_dp_tx_htt_h2t_ver_req_msg(struct ath11k_base *ab);
int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
struct ath11k_sta *arsta, struct sk_buff *skb);
void ath11k_dp_tx_completion_handler(struct ath11k_base *ab, int ring_id);
int ath11k_dp_tx_send_reo_cmd(struct ath11k_base *ab, struct dp_rx_tid *rx_tid,
enum hal_reo_cmd_type type,
struct ath11k_hal_reo_cmd *cmd,
void (*func)(struct ath11k_dp *, void *,
enum hal_reo_cmd_status));
int ath11k_dp_tx_htt_h2t_ppdu_stats_req(struct ath11k *ar, u32 mask);
int
ath11k_dp_tx_htt_h2t_ext_stats_req(struct ath11k *ar, u8 type,
struct htt_ext_stats_cfg_params *cfg_params,
u64 cookie);
int ath11k_dp_tx_htt_monitor_mode_ring_config(struct ath11k *ar, bool reset);
int ath11k_dp_tx_htt_rx_filter_setup(struct ath11k_base *ab, u32 ring_id,
int mac_id, enum hal_ring_type ring_type,
int rx_buf_size,
struct htt_rx_ring_tlv_filter *tlv_filter);
int ath11k_dp_tx_htt_rx_full_mon_setup(struct ath11k_base *ab, int mac_id,
bool config);
#endif