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authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>2015-03-12 09:35:19 +0300
committerFelipe Balbi <balbi@ti.com>2015-03-13 18:41:12 +0300
commit9b53d9af7aac09cf249d72bfbf15f08e47c4f7fe (patch)
tree363c664f0d3de678dbd0466cc19f487f6b518ec2 /drivers/usb/renesas_usbhs
parent7a96b78464bd8ba72c1c3095c543c1402db59e35 (diff)
downloadlinux-9b53d9af7aac09cf249d72bfbf15f08e47c4f7fe.tar.xz
usb: renesas_usbhs: fix the sequence in xfer_work()
This patch fixes the setup sequence in xfer_work(). Otherwise, sometimes a usb transaction will get stuck. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs')
-rw-r--r--drivers/usb/renesas_usbhs/fifo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 28d10eb432d5..b737661b10a2 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -822,10 +822,10 @@ static void xfer_work(struct work_struct *work)
fifo->name, usbhs_pipe_number(pipe), pkt->length, pkt->zero);
usbhs_pipe_running(pipe, 1);
- usbhs_pipe_set_trans_count_if_bulk(pipe, pkt->trans);
- usbhs_pipe_enable(pipe);
usbhsf_dma_start(pipe, fifo);
+ usbhs_pipe_set_trans_count_if_bulk(pipe, pkt->trans);
dma_async_issue_pending(chan);
+ usbhs_pipe_enable(pipe);
}
/*