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[v2,52/53] dmaengine: sun6i: Declare slave capabilities for the generic code

Message ID 1413454672-27400-53-git-send-email-maxime.ripard@free-electrons.com (mailing list archive)
State Superseded
Headers show

Commit Message

Maxime Ripard Oct. 16, 2014, 10:17 a.m. UTC 
Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/dma/sun6i-dma.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index 6324c1e27cc9..1cb347e9f20d 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -944,6 +944,16 @@  static int sun6i_dma_probe(struct platform_device *pdev)
 	sdc->slave.device_resume		= sun6i_dma_resume;
 	sdc->slave.device_terminate_all		= sun6i_dma_terminate_all;
 	sdc->slave.chancnt			= NR_MAX_VCHANS;
+	sdc->slave.generic_slave_caps		= true;
+	sdc->slave.src_addr_widths		= BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) |
+						  BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) |
+						  BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
+	sdc->slave.dst_addr_widths		= BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) |
+						  BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) |
+						  BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
+	sdc->slave.directions			= BIT(DMA_DEV_TO_MEM) |
+						  BIT(DMA_MEM_TO_DEV);
+	sdc->slave.residue_granularity		= DMA_RESIDUE_GRANULARITY_BURST;
 	sdc->slave.dev = &pdev->dev;
 
 	sdc->pchans = devm_kcalloc(&pdev->dev, NR_MAX_CHANNELS,