On Thu, Sep 19, 2013 at 10:48:01PM +0100, Russell King wrote:
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 PL08x driver.
Signed-off-by: Russell King rmk+kernel@arm.linux.org.uk
Acked-by: Vinod Koul vinod.koul@intel.com
~Vinod
drivers/dma/amba-pl08x.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index fce46c5..e51a983 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -2055,6 +2055,11 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id) if (ret) return ret;
- /* Ensure that we can do DMA */
- ret = dma_set_mask_and_coherent(&adev->dev, DMA_BIT_MASK(32));
- if (ret)
goto out_no_pl08x;- /* Create the driver state holder */ pl08x = kzalloc(sizeof(*pl08x), GFP_KERNEL); if (!pl08x) {
-- 1.7.4.4
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