wcn36xx: Increase number of TX retries

Increase the short/long retry limit to 15 in order to impove TX
robustness in noisy/busy environment. 15 is the default value
defined in the downstream driver. Observed number of ack timeout
is reduced with this change.

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1595586052-16081-4-git-send-email-loic.poulain@linaro.org

diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 59f9f53..908cc6c 100644 (file)
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -45,8 +45,8 @@ static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = {
        WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000),
        WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64),
        WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347),
-       WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 6),
-       WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 6),
+       WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15),
+       WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15),
        WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000),
        WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5),
        WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10),