[PATCH v5 58/61] dmaengine: sun6i: Declare slave capabilities for the generic code
From: Maxime Ripard <hidden>
Date: 2014-11-17 13:47:52
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 | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index 4ef76bc22da4..c2082d318a11 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c@@ -968,6 +968,15 @@ 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.copy_align = 4; + 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, sdc->cfg->nr_max_channels,
--
2.1.1