mt76usb: remove MT_RXQ_MAIN queue from mt76u_urb_alloc

Get the RX queue inside mt76u_refill_rx. This will allow to reuse
mt76u_urb_alloc for TX allocations.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/usb.c

@@ -283,12 +283,10 @@ mt76u_set_endpoints(struct usb_interface *intf,
 }
 
 static int
-mt76u_fill_rx_sg(struct mt76_dev *dev, struct urb *urb, int nsgs,
-		 gfp_t gfp)
+mt76u_fill_rx_sg(struct mt76_dev *dev, struct mt76_queue *q, struct urb *urb,
+		 int nsgs, gfp_t gfp)
 {
-	struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
 	int sglen = SKB_WITH_OVERHEAD(q->buf_size);
-
 	int i;
 
 	for (i = 0; i < nsgs; i++) {
@@ -321,11 +319,12 @@ mt76u_fill_rx_sg(struct mt76_dev *dev, struct urb *urb, int nsgs,
 }
 
 static int
-mt76u_refill_rx(struct mt76_dev *dev, struct mt76_queue *q,
-		struct urb *urb, int nsgs, gfp_t gfp)
+mt76u_refill_rx(struct mt76_dev *dev, struct urb *urb, int nsgs, gfp_t gfp)
 {
+	struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
+
 	if (dev->usb.sg_en) {
-		return mt76u_fill_rx_sg(dev, urb, nsgs, gfp);
+		return mt76u_fill_rx_sg(dev, q, urb, nsgs, gfp);
 	} else {
 		urb->transfer_buffer_length = SKB_WITH_OVERHEAD(q->buf_size);
 		urb->transfer_buffer = page_frag_alloc(&q->rx_page,
@@ -337,7 +336,6 @@ mt76u_refill_rx(struct mt76_dev *dev, struct mt76_queue *q,
 static int
 mt76u_urb_alloc(struct mt76_dev *dev, struct mt76_queue_entry *e)
 {
-	struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
 	struct urb *urb;
 
 	urb = usb_alloc_urb(0, GFP_KERNEL);
@@ -354,7 +352,7 @@ mt76u_urb_alloc(struct mt76_dev *dev, struct mt76_queue_entry *e)
 		sg_init_table(urb->sg, MT_SG_MAX_SIZE);
 	}
 
-	return mt76u_refill_rx(dev, q, urb, MT_SG_MAX_SIZE, GFP_KERNEL);
+	return mt76u_refill_rx(dev, urb, MT_SG_MAX_SIZE, GFP_KERNEL);
 }
 
 static void mt76u_urb_free(struct urb *urb)
@@ -521,8 +519,7 @@ static void mt76u_rx_tasklet(unsigned long data)
 
 		count = mt76u_process_rx_entry(dev, urb);
 		if (count > 0) {
-			err = mt76u_refill_rx(dev, q, urb, count,
-					      GFP_ATOMIC);
+			err = mt76u_refill_rx(dev, urb, count, GFP_ATOMIC);
 			if (err < 0)
 				break;
 		}