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dmaengine: imx-sdma: Correct src_addr_widths and directions 

The driver already supports DMA_DEV_TO_DEV in sdma_config(),
DMA_SLAVE_BUSWIDTH_2_BYTES and DMA_SLAVE_BUSWIDTH_1_BYTE in
sdma_prep_slave_sg(). So this patch adds them to the lists.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
pull/10/head
Nicolin Chen 2017-09-14 11:46:43 -07:00 committed by Jason Liu
parent a7244e7a8c
commit b3fe080fe7
1 changed files with 11 additions and 3 deletions
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14
drivers/dma/imx-sdma.c
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@ -184,6 +184,14 @@
#define SDMA_WATERMARK_LEVEL_HWE BIT(29)
#define SDMA_WATERMARK_LEVEL_CONT BIT(31)
#define SDMA_DMA_BUSWIDTHS (BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \
BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | \
BIT(DMA_SLAVE_BUSWIDTH_4_BYTES))
#define SDMA_DMA_DIRECTIONS (BIT(DMA_DEV_TO_MEM) | \
BIT(DMA_MEM_TO_DEV) | \
BIT(DMA_DEV_TO_DEV))
/*
* Mode/Count of data node descriptors - IPCv2
*/
@ -2332,9 +2340,9 @@ static int sdma_probe(struct platform_device *pdev)
sdma->dma_device.device_terminate_all = sdma_terminate_all_with_delay;
sdma->dma_device.device_pause = sdma_channel_pause;
sdma->dma_device.device_resume = sdma_channel_resume;
sdma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
sdma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
sdma->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
sdma->dma_device.src_addr_widths = SDMA_DMA_BUSWIDTHS;
sdma->dma_device.dst_addr_widths = SDMA_DMA_BUSWIDTHS;
sdma->dma_device.directions = SDMA_DMA_DIRECTIONS;
sdma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
sdma->dma_device.device_prep_dma_memcpy = sdma_prep_memcpy;
sdma->dma_device.device_issue_pending = sdma_issue_pending;