usb: renesas_usbhs: modify fifo clear timing

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Pipe buffer should be cleaned before using it,
but should NOT be cleaned in pipe "prepare" function.
Because the pipe might be working in such timing.
This patch fixup this issue.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Kuninori Morimoto 2011-04-21 14:09:58 +09:00 • committed by Greg Kroah-Hartman

parent a0c25c2050

commit 45e13e6e0a

1 changed files with 4 additions and 10 deletions

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drivers/usb/renesas_usbhs/pipe.c

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