Commit ea524c7e authored by Mark Brown's avatar Mark Brown Committed by Vinod Koul
Browse files

dmaengine: pl08x: Define capabilities for generic capabilities reporting 



Ensure that clients can automatically configure themselves and avoid a
nasty warning at boot by providing capability information.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent a104a45b

drivers/dma/amba-pl08x.c

+14 −0
Original line number Diff line number Diff line
@@ -97,6 +97,12 @@ 


#define DRIVER_NAME	"pl08xdmac"



#define PL80X_DMA_BUSWIDTHS \

	BIT(DMA_SLAVE_BUSWIDTH_UNDEFINED) | \

	BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \

	BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | \

	BIT(DMA_SLAVE_BUSWIDTH_4_BYTES)



static struct amba_driver pl08x_amba_driver;

struct pl08x_driver_data;
@@ -2070,6 +2076,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id) 
	pl08x->memcpy.device_pause = pl08x_pause;

	pl08x->memcpy.device_resume = pl08x_resume;

	pl08x->memcpy.device_terminate_all = pl08x_terminate_all;

	pl08x->memcpy.src_addr_widths = PL80X_DMA_BUSWIDTHS;

	pl08x->memcpy.dst_addr_widths = PL80X_DMA_BUSWIDTHS;

	pl08x->memcpy.directions = BIT(DMA_MEM_TO_MEM);

	pl08x->memcpy.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;



	/* Initialize slave engine */

	dma_cap_set(DMA_SLAVE, pl08x->slave.cap_mask);
@@ -2086,6 +2096,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id) 
	pl08x->slave.device_pause = pl08x_pause;

	pl08x->slave.device_resume = pl08x_resume;

	pl08x->slave.device_terminate_all = pl08x_terminate_all;

	pl08x->slave.src_addr_widths = PL80X_DMA_BUSWIDTHS;

	pl08x->slave.dst_addr_widths = PL80X_DMA_BUSWIDTHS;

	pl08x->slave.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);

	pl08x->slave.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;



	/* Get the platform data */

	pl08x->pd = dev_get_platdata(&adev->dev);