usb: chipidea: udc: read status of td only once in hardware_dequeue

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This patch changes the read of the td status to one atomic operation to
analyse coherent bits.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
[Alex: fixed backwards endianness conversion]
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Michael Grzeschik 2013-03-30 12:54:07 +02:00 • committed by Greg Kroah-Hartman

parent 776ffc16b7

commit 9e5064384a

1 changed files with 5 additions and 3 deletions

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drivers/usb/chipidea/udc.c

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