From b0e561549316f520a80dc15dd341923b57bd4500 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Sat, 24 Jan 2015 12:14:52 +0200 Subject: [PATCH] ath10k: disable uapsd autotrigger Only userspace can make an educated decision when a trigger frame is required so make sure the autotrigger service is disabled. Signed-off-by: Janusz Dziedzic Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/mac.c | 33 +++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 5331350d9dda..e3a3bbd41966 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3988,6 +3988,8 @@ static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, u16 ac, bool enable) { struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct wmi_sta_uapsd_auto_trig_arg arg = {}; + u32 prio = 0, acc = 0; u32 value = 0; int ret = 0; @@ -4000,18 +4002,26 @@ static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, case IEEE80211_AC_VO: value = WMI_STA_PS_UAPSD_AC3_DELIVERY_EN | WMI_STA_PS_UAPSD_AC3_TRIGGER_EN; + prio = 7; + acc = 3; break; case IEEE80211_AC_VI: value = WMI_STA_PS_UAPSD_AC2_DELIVERY_EN | WMI_STA_PS_UAPSD_AC2_TRIGGER_EN; + prio = 5; + acc = 2; break; case IEEE80211_AC_BE: value = WMI_STA_PS_UAPSD_AC1_DELIVERY_EN | WMI_STA_PS_UAPSD_AC1_TRIGGER_EN; + prio = 2; + acc = 1; break; case IEEE80211_AC_BK: value = WMI_STA_PS_UAPSD_AC0_DELIVERY_EN | WMI_STA_PS_UAPSD_AC0_TRIGGER_EN; + prio = 0; + acc = 0; break; } @@ -4053,6 +4063,29 @@ static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, return ret; } + if (test_bit(WMI_SERVICE_STA_UAPSD_BASIC_AUTO_TRIG, ar->wmi.svc_map) || + test_bit(WMI_SERVICE_STA_UAPSD_VAR_AUTO_TRIG, ar->wmi.svc_map)) { + /* Only userspace can make an educated decision when to send + * trigger frame. The following effectively disables u-UAPSD + * autotrigger in firmware (which is enabled by default + * provided the autotrigger service is available). + */ + + arg.wmm_ac = acc; + arg.user_priority = prio; + arg.service_interval = 0; + arg.suspend_interval = WMI_STA_UAPSD_MAX_INTERVAL_MSEC; + arg.delay_interval = WMI_STA_UAPSD_MAX_INTERVAL_MSEC; + + ret = ath10k_wmi_vdev_sta_uapsd(ar, arvif->vdev_id, + arvif->bssid, &arg, 1); + if (ret) { + ath10k_warn(ar, "failed to set uapsd auto trigger %d\n", + ret); + return ret; + } + } + exit: return ret; } -- 2.34.1