From 279ade99ed8f3bd2d2d52ab980161627402c705f Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Thu, 21 Mar 2019 16:25:31 +0100 Subject: [PATCH] mt76usb: move mt76u_buf->done to queue entry mt76_queue_entry has alreay one bool variable, adding new one will not increase it's size. Removing ->done filed from mt76u_buf will allow to use urb directly in mt76usb code. Signed-off-by: Stanislaw Gruszka Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 2 +- drivers/net/wireless/mediatek/mt76/usb.c | 13 +++++-------- 2 files changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 4c67722..eb6580d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -91,7 +91,6 @@ struct mt76_tx_info { struct mt76u_buf { struct urb *urb; - bool done; }; struct mt76_queue_entry { @@ -105,6 +104,7 @@ struct mt76_queue_entry { }; enum mt76_txq_id qid; bool schedule; + bool done; }; struct mt76_queue_regs { diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 8bb660e..bea7379 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -615,7 +615,6 @@ static void mt76u_tx_tasklet(unsigned long data) struct mt76_dev *dev = (struct mt76_dev *)data; struct mt76_queue_entry entry; struct mt76_sw_queue *sq; - struct mt76u_buf *buf; struct mt76_queue *q; bool wake; int i; @@ -626,8 +625,7 @@ static void mt76u_tx_tasklet(unsigned long data) spin_lock_bh(&q->lock); while (true) { - buf = &q->entry[q->head].ubuf; - if (!buf->done || !q->queued) + if (!q->entry[q->head].done || !q->queued) break; if (q->entry[q->head].schedule) { @@ -693,11 +691,11 @@ static void mt76u_tx_status_data(struct work_struct *work) static void mt76u_complete_tx(struct urb *urb) { struct mt76_dev *dev = dev_get_drvdata(&urb->dev->dev); - struct mt76u_buf *buf = urb->context; + struct mt76_queue_entry *e = urb->context; if (mt76u_urb_error(urb)) dev_err(dev->dev, "tx urb failed: %d\n", urb->status); - buf->done = true; + e->done = true; tasklet_schedule(&dev->usb.tx_tasklet); } @@ -738,15 +736,14 @@ mt76u_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, if (err < 0) return err; + q->entry[idx].done = false; buf = &q->entry[idx].ubuf; err = mt76u_tx_setup_buffers(dev, skb, buf->urb); if (err < 0) return err; - buf->done = false; - mt76u_fill_bulk_urb(dev, USB_DIR_OUT, q2ep(q->hw_idx), - buf, mt76u_complete_tx, buf); + buf, mt76u_complete_tx, &q->entry[idx]); q->tail = (q->tail + 1) % q->ndesc; q->entry[idx].skb = skb; -- 2.7.4