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From:   Markus Theil <markus.theil@tu-ilmenau.de>
To:     nbd@nbd.name
Cc:     linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com,
        Stanislaw Gruszka <sgruszka@redhat.com>,
        Markus Theil <markus.theil@tu-ilmenau.de>
Subject: [PATCH v8 6/6] mt76: mt76x02: add channel switch support for usb interfaces
Date:   Thu, 21 Nov 2019 19:00:01 +0100
Message-Id: <20191121180001.22451-7-markus.theil@tu-ilmenau.de>
In-Reply-To: <20191121180001.22451-1-markus.theil@tu-ilmenau.de>
References: <20191121180001.22451-1-markus.theil@tu-ilmenau.de>
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This patch enables channel switch support on mt76 usb interfaces.

Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
---
 drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c | 7 +++++++
 drivers/net/wireless/mediatek/mt76/mt76x02_util.c     | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
index 90c024f12302..b9bd6bfb2a9d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
@@ -210,6 +210,12 @@ static void mt76x02u_pre_tbtt_work(struct work_struct *work)
 
 	mt76x02_mac_set_beacon_prepare(dev);
 
+	mt76_csa_check(&dev->mt76);
+	if (dev->mt76.csa_complete) {
+		mt76_csa_finish(&dev->mt76);
+		goto out;
+	}
+
 	ieee80211_iterate_active_interfaces(mt76_hw(dev),
 		IEEE80211_IFACE_ITER_RESUME_ALL,
 		mt76x02_update_beacon_iter, dev);
@@ -224,6 +230,7 @@ static void mt76x02u_pre_tbtt_work(struct work_struct *work)
 
 	mt76x02_mac_set_beacon_finish(dev);
 
+out:
 	mt76x02u_restart_pre_tbtt_timer(dev);
 }
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
index 1142aa39a226..85df9bfadd4c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
@@ -166,7 +166,6 @@ void mt76x02_init_device(struct mt76x02_dev *dev)
 		wiphy->reg_notifier = mt76x02_regd_notifier;
 		wiphy->iface_combinations = mt76x02_if_comb;
 		wiphy->n_iface_combinations = ARRAY_SIZE(mt76x02_if_comb);
-		wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
 
 		/* init led callbacks */
 		if (IS_ENABLED(CONFIG_MT76_LEDS)) {
@@ -176,6 +175,7 @@ void mt76x02_init_device(struct mt76x02_dev *dev)
 		}
 	}
 
+	wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS);
 
 	hw->sta_data_size = sizeof(struct mt76x02_sta);
-- 
2.24.0