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Commit b203bd3f authored by Ira Snyder's avatar Ira Snyder Committed by Dan Williams
Browse files

dmatest: fix automatic buffer unmap type 



The dmatest code relies on the DMAEngine API to automatically call
dma_unmap_single() on src buffers. The flags it passes are incorrect,
fix them.

Signed-off-by: default avatarIra W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 6c11371d

drivers/dma/dmatest.c

+6 −1
Original line number Diff line number Diff line
@@ -285,7 +285,12 @@ static int dmatest_func(void *data) 


	set_user_nice(current, 10);



	flags = DMA_CTRL_ACK | DMA_COMPL_SKIP_DEST_UNMAP | DMA_PREP_INTERRUPT;

	/*

	 * src buffers are freed by the DMAEngine code with dma_unmap_single()

	 * dst buffers are freed by ourselves below

	 */

	flags = DMA_CTRL_ACK | DMA_PREP_INTERRUPT

	      | DMA_COMPL_SKIP_DEST_UNMAP | DMA_COMPL_SRC_UNMAP_SINGLE;



	while (!kthread_should_stop()

	       && !(iterations && total_tests >= iterations)) {