diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-06-27 10:29:32 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-10-31 14:48:41 +0000 |
| commit | 64113016a456399d3fe4849a4f6593fb1cd48f53 (patch) | |
| tree | a5378de04f1d7ad280626f07628f292fb4066253 /drivers/dma/pl330.c | |
| parent | de1a2419592d488a8e80bcc396c2be8ce06b71c3 (diff) | |
DMA-API: dma: pl330: add dma_set_mask_and_coherent() call
The DMA API requires drivers to call the appropriate dma_set_mask()
functions before doing any DMA mapping. Add this required call to
the AMBA PL330 driver.
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/dma/pl330.c')
| -rw-r--r-- | drivers/dma/pl330.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index a562d24d20bf..df8b10fd1726 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2903,6 +2903,10 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pdat = dev_get_platdata(&adev->dev); + ret = dma_set_mask_and_coherent(&adev->dev, DMA_BIT_MASK(32)); + if (ret) + return ret; + /* Allocate a new DMAC and its Channels */ pdmac = devm_kzalloc(&adev->dev, sizeof(*pdmac), GFP_KERNEL); if (!pdmac) { |