From 1216c4d30723f5ed5b7576a2b96dafc4c5a8cbf9 Mon Sep 17 00:00:00 2001 From: Edmond Gagnon Date: Fri, 25 Mar 2022 17:42:12 -0500 Subject: wcn36xx: Implement tx_rate reporting Currently, the driver reports a tx_rate of 6.0 MBit/s no matter the true rate: root@linaro-developer:~# iw wlan0 link Connected to 6c:f3:7f:eb:9b:92 (on wlan0) SSID: SQ-DEVICETEST freq: 5200 RX: 4141 bytes (32 packets) TX: 2082 bytes (15 packets) signal: -77 dBm rx bitrate: 135.0 MBit/s MCS 6 40MHz short GI tx bitrate: 6.0 MBit/s bss flags: short-slot-time dtim period: 1 beacon int: 100 This patch requests HAL_GLOBAL_CLASS_A_STATS_INFO via a hal_get_stats firmware message and reports it via ieee80211_ops::sta_statistics. root@linaro-developer:~# iw wlan0 link Connected to 6c:f3:7f:eb:73:b2 (on wlan0) SSID: SQ-DEVICETEST freq: 5700 RX: 26788094 bytes (19859 packets) TX: 1101376 bytes (12119 packets) signal: -75 dBm rx bitrate: 135.0 MBit/s MCS 6 40MHz short GI tx bitrate: 108.0 MBit/s VHT-MCS 5 40MHz VHT-NSS 1 bss flags: short-slot-time dtim period: 1 beacon int: 100 Tested on MSM8939 with WCN3680B running firmware CNSS-PR-2-0-1-2-c1-00083, and verified by sniffing frames over the air with Wireshark to ensure the MCS indices match. Signed-off-by: Edmond Gagnon Reviewed-by: Benjamin Li Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220325224212.159690-1-egagnon@squareup.com --- drivers/net/wireless/ath/wcn36xx/smd.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/net/wireless/ath/wcn36xx/smd.h') diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h index 957cfa87fbde..3fd598ac2a27 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.h +++ b/drivers/net/wireless/ath/wcn36xx/smd.h @@ -138,6 +138,8 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id); int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index); int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u16 *ssn); +int wcn36xx_smd_get_stats(struct wcn36xx *wcn, u8 sta_index, u32 stats_mask, + struct station_info *sinfo); int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value); -- cgit