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| /linux/drivers/usb/renesas_usbhs/ |
| H A D | fifo.c | diff 0a2ce62b61f2c76d0213edf4e37aaf54a8ddf295 Wed Sep 27 11:47:13 CEST 2017 Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> usb: renesas_usbhs: fix usbhsf_fifo_clear() for RX direction
This patch fixes an issue that the usbhsf_fifo_clear() is possible
to cause 10 msec delay if the pipe is RX direction and empty because
the FRDY bit will never be set to 1 in such case.
Fixes: e8d548d54968 ("usb: renesas_usbhs: fifo became independent from pipe.")
Cc: <stable@vger.kernel.org> # v3.1+
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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