diff mbox series

[v3,09/18] mt76: mt76u: stop/free all possible rx queues

Message ID 91db35644c9290cb9e56273108a52bac5d256cc2.1579085367.git.lorenzo@kernel.org (mailing list archive)
State Accepted
Delegated to: Felix Fietkau
Headers show
Series rework mt76u layer to support new devices | expand

Commit Message

Lorenzo Bianconi Jan. 15, 2020, 10:58 a.m. UTC 
Stop/free all configured rx queues (data/mcu) in
mt76u_stop_rx/mt76u_free_rx. This is a preliminary patch to support new
devices (e.g. mt7663u) that rely on a hw queue for mcu messages

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/usb.c | 25 ++++++++++++++++++------
 1 file changed, 19 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index 8f0d92c11abf..dde1ee34d23d 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -646,18 +646,31 @@  mt76u_free_rx_queue(struct mt76_dev *dev, struct mt76_queue *q)
 
 static void mt76u_free_rx(struct mt76_dev *dev)
 {
-	struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
+	struct mt76_queue *q;
+	int i;
+
+	for (i = 0; i < __MT_RXQ_MAX; i++) {
+		q = &dev->q_rx[i];
+		if (!q->ndesc)
+			continue;
 
-	mt76u_free_rx_queue(dev, q);
+		mt76u_free_rx_queue(dev, q);
+	}
 }
 
 void mt76u_stop_rx(struct mt76_dev *dev)
 {
-	struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
-	int i;
+	struct mt76_queue *q;
+	int i, j;
 
-	for (i = 0; i < q->ndesc; i++)
-		usb_poison_urb(q->entry[i].urb);
+	for (i = 0; i < __MT_RXQ_MAX; i++) {
+		q = &dev->q_rx[i];
+		if (!q->ndesc)
+			continue;
+
+		for (j = 0; j < q->ndesc; j++)
+			usb_poison_urb(q->entry[j].urb);
+	}
 
 	tasklet_kill(&dev->usb.rx_tasklet);
 }