DMA-API: dma: pl08x: 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 PL08x driver.

Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent 446b2a93

drivers/dma/amba-pl08x.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -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) {