On Thu 16 Nov 00:01 PST 2017, Ramon Fried wrote:
> From: Eyal Ilsar <eilsar@xxxxxxxxxxxxxx>
>
> If the value for the firmware configuration parameters
> BTC_STATIC_LEN_LE_BT and BTC_STATIC_LEN_LE_WLAN are not set the duty
> cycle between BT and WLAN is such that if BT (including BLE) is active
> WLAN gets 0 bandwidth. When tuning these parameters having a too high
> value for WLAN means that BLE performance degrades.
> The "sweet" point of roughly half of the maximal values was empirically
> found to achieve a balance between BLE and Wi-Fi coexistence
> performance.
>
> Signed-off-by: Eyal Ilsar <eilsar@xxxxxxxxxxxxxx>
> Signed-off-by: Ramon Fried <rfried@xxxxxxxxxxxxxx>
Looks good,
Acked-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Regards,
Bjorn
> ---
> drivers/net/wireless/ath/wcn36xx/smd.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
> index 9c6590d5348a..6f1e741acf3e 100644
> --- a/drivers/net/wireless/ath/wcn36xx/smd.c
> +++ b/drivers/net/wireless/ath/wcn36xx/smd.c
> @@ -73,6 +73,8 @@ static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = {
> WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1),
> WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1),
> WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0),
> + WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000),
> + WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000),
> WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10),
> WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0),
> };
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
