dmaengine: sun6i: Declare slave capabilities for the generic code

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>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index 0e116399895fa3c00a0c489d402c9891fa09d080..7ebcf9bec6984c675b0ad42f50879171e9e5f83c 100644 (file)
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -968,7 +968,15 @@ static int sun6i_dma_probe(struct platform_device *pdev)
        sdc->slave.device_pause                 = sun6i_dma_pause;
        sdc->slave.device_resume                = sun6i_dma_resume;
        sdc->slave.device_terminate_all         = sun6i_dma_terminate_all;
-
+       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,