From: Lorenzo Bianconi Date: Wed, 15 Jan 2020 10:58:41 +0000 (+0100) Subject: mt76: mt76u: check tx_status_data pointer in mt76u_tx_tasklet X-Git-Tag: v5.15~4200^2~240^2^2~60 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f4021e1f06913f8e962f98d21cecf2353f52a0e6;p=platform%2Fkernel%2Flinux-starfive.git mt76: mt76u: check tx_status_data pointer in mt76u_tx_tasklet New devices (e.g. mt7663u) do not rely on stats workqueue to load tx statistics but will be reported by the firmware. Check tx_status_data pointer in mt76u_tx_tasklet in order to reuse tx tasklet for new devices Co-developed-by: Sean Wang Signed-off-by: Sean Wang Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 22dacf0..fbc4c0b 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -708,7 +708,8 @@ static void mt76u_tx_tasklet(unsigned long data) mt76_txq_schedule(&dev->phy, i); - if (!test_and_set_bit(MT76_READING_STATS, &dev->phy.state)) + if (dev->drv->tx_status_data && + !test_and_set_bit(MT76_READING_STATS, &dev->phy.state)) queue_work(dev->usb.stat_wq, &dev->usb.stat_work); if (wake) ieee80211_wake_queue(dev->hw, i);