dmaengine: s3c24xx-dma: Use vchan_terminate_vdesc() instead of desc_free
authorPeter Ujfalusi <peter.ujfalusi@ti.com>
Tue, 14 Nov 2017 14:32:12 +0000 (16:32 +0200)
committerVinod Koul <vinod.koul@intel.com>
Mon, 4 Dec 2017 17:03:51 +0000 (22:33 +0530)
commit2c6929d2ea708fbdcab6e6721c9a57b54a7e5a6e
treec5cfa926d6c3b64b4d53b3017cf47673bee5c47a
parent3ee7e42f3c9b62c0283a26ea13b97a8dd7dad44d
dmaengine: s3c24xx-dma: Use vchan_terminate_vdesc() instead of desc_free

To avoid race with vchan_complete, use the race free way to terminate
running transfer.

Implement the device_synchronize callback to make sure that the terminated
descriptor is freed.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
drivers/dma/s3c24xx-dma.c