The official feature-complete WCN3680B driver (known as prima, open source but not upstream) sends this feature bit. As we wish to support the antenna diversity feature in upstream, we need to set this bit as well. Signed-off-by: Benjamin Li <benl@xxxxxxxxxxxx> --- drivers/net/wireless/ath/wcn36xx/smd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 3979171c92dd2..be6442b3c80b1 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -2394,8 +2394,10 @@ int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); - if (wcn->rf_id == RF_IRIS_WCN3680) + if (wcn->rf_id == RF_IRIS_WCN3680) { set_feat_caps(msg_body.feat_caps, DOT11AC); + set_feat_caps(msg_body.feat_caps, ANTENNA_DIVERSITY_SELECTION); + } PREPARE_HAL_BUF(wcn->hal_buf, msg_body); -- 2.25.1