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>
(cherry-picked from commit f9d4a398f121b00f581da1428bff9b93d955452d)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 4204d87..7302063 100644 (file)
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -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
  */
@@ -2318,9 +2326,9 @@ static int sdma_probe(struct platform_device *pdev)
        sdma->dma_device.device_terminate_all = sdma_terminate_all;
        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_BURST;
        sdma->dma_device.device_prep_dma_memcpy = sdma_prep_memcpy;
        sdma->dma_device.device_prep_dma_sg = sdma_prep_memcpy_sg;