[PATCH v3 57/59] dmaengine: sun6i: Declare slave capabilities for the generic code
From: Maxime Ripard <hidden>
Date: 2014-10-22 15:46:04
Also in:
lkml
Subsystem:
dma generic offload engine subsystem, the rest · Maintainers:
Vinod Koul, Linus Torvalds
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 <redacted> --- drivers/dma/sun6i-dma.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index c3a6b3f789a8..c5d7957e7853 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c@@ -921,6 +921,16 @@ 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,
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2.1.1