dmaengine: altera: fix spinlock usage

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Since this lock is acquired in both process and IRQ context, failing to
to disable IRQs when trying to acquire the lock in process context can
lead to deadlocks.

Signed-off-by: Sylvain Lesne <lesne@alse-fr.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Sylvain Lesne 2017-09-18 13:08:01 +02:00 • committed by Vinod Koul

parent d9ec46416d

commit edf10919e5

1 changed files with 21 additions and 14 deletions

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35

drivers/dma/altera-msgdma.c

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