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usb: renesas_usbhs: fix the sequence in xfer_work()

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commit 9b53d9af7aac09cf249d72bfbf15f08e47c4f7fe upstream.

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>
Signed-off-by: Willy Tarreau <w@1wt.eu>
This commit is contained in:
Yoshihiro Shimoda
2015-03-12 15:35:19 +09:00
committed by Willy Tarreau
parent 58e47d437d
commit b2453bd445
1 changed files with 2 additions and 2 deletions
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drivers/usb/renesas_usbhs/fifo.c
+2 -2
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@@ -814,10 +814,10 @@ 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);
}
/*