diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2019-02-12 14:42:40 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2019-02-18 19:55:53 +0100 |
| commit | d704d16f201ab75d9e348ab932b76d2c924fd472 (patch) | |
| tree | af070178c5869a9641a2cf7959285b2cab4bbe09 /drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c | |
| parent | 63a7de5dfbfd4d3d96b0e7420d69ff8ac9b4d51a (diff) | |
mt76: usb: do not use sg buffers for mcu messages
Do not use scatter-gather buffers for mcu commands.
Introduce mt76u_buf_alloc and mt76u_buf_alloc_sg routines.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c index 64c777298cee..e469e383cb88 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c @@ -63,9 +63,9 @@ static int mt76x02u_mcu_wait_resp(struct mt76_dev *dev, u8 seq) struct mt76_usb *usb = &dev->usb; struct mt76u_buf *buf = &usb->mcu.res; struct urb *urb = buf->urb; + u8 *data = buf->buf; int i, ret; u32 rxfce; - u8 *data; for (i = 0; i < 5; i++) { if (!wait_for_completion_timeout(&usb->mcu.cmpl, @@ -75,7 +75,6 @@ static int mt76x02u_mcu_wait_resp(struct mt76_dev *dev, u8 seq) if (urb->status) return -EIO; - data = sg_virt(&urb->sg[0]); if (usb->mcu.rp) mt76x02u_multiple_mcu_reads(dev, data + 4, urb->actual_length - 8); |