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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: Mark Brown <broonie@kernel.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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1 changed files with 14 additions and 0 deletions
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@ -97,6 +97,12 @@
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#define DRIVER_NAME "pl08xdmac"
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#define PL80X_DMA_BUSWIDTHS \
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BIT(DMA_SLAVE_BUSWIDTH_UNDEFINED) | \
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BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \
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BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | \
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BIT(DMA_SLAVE_BUSWIDTH_4_BYTES)
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static struct amba_driver pl08x_amba_driver;
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struct pl08x_driver_data;
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@ -2070,6 +2076,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id)
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pl08x->memcpy.device_pause = pl08x_pause;
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pl08x->memcpy.device_resume = pl08x_resume;
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pl08x->memcpy.device_terminate_all = pl08x_terminate_all;
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pl08x->memcpy.src_addr_widths = PL80X_DMA_BUSWIDTHS;
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pl08x->memcpy.dst_addr_widths = PL80X_DMA_BUSWIDTHS;
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pl08x->memcpy.directions = BIT(DMA_MEM_TO_MEM);
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pl08x->memcpy.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
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/* Initialize slave engine */
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dma_cap_set(DMA_SLAVE, pl08x->slave.cap_mask);
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@ -2086,6 +2096,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id)
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pl08x->slave.device_pause = pl08x_pause;
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pl08x->slave.device_resume = pl08x_resume;
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pl08x->slave.device_terminate_all = pl08x_terminate_all;
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pl08x->slave.src_addr_widths = PL80X_DMA_BUSWIDTHS;
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pl08x->slave.dst_addr_widths = PL80X_DMA_BUSWIDTHS;
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pl08x->slave.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
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pl08x->slave.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
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/* Get the platform data */
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pl08x->pd = dev_get_platdata(&adev->dev);
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