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dmaengine/ste_dma40: make the cyclic alloc NOWAIT

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This function may be initiated from IRQ context, so the allocation
must allocate NOWAIT memory.

Signed-off-by: Robert Marklund <[email protected]>
Reviewed-by: Rabin Vincent <[email protected]>
Reviewed-by: Philippe Langlais <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
Signed-off-by: Vinod Koul <[email protected]>
This commit is contained in:
Robert Marklund 2011-06-27 11:33:24 +02:00 • committed by Vinod Koul
commit 79ca7ec3d1
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/ste_dma40.c
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@ -2112,7 +2112,7 @@ dma40_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t dma_addr,
struct scatterlist *sg;
int i;
sg = kcalloc(periods + 1, sizeof(struct scatterlist), GFP_KERNEL);
sg = kcalloc(periods + 1, sizeof(struct scatterlist), GFP_NOWAIT);
for (i = 0; i < periods; i++) {
sg_dma_address(&sg[i]) = dma_addr;
sg_dma_len(&sg[i]) = period_len;