dmaengine: bam-dma: fix a warning about missing capabilities

[firefly-linux-kernel-4.4.55.git] / drivers / dma / qcom_bam_dma.c

diff --git a/drivers/dma/qcom_bam_dma.c b/drivers/dma/qcom_bam_dma.c
index d7a33b3ac46603883e61577f80e29076c0b71221..d9f1a18b9295b8c95643bc8fc06dcc9660df63e3 100644 (file)
--- a/drivers/dma/qcom_bam_dma.c
+++ b/drivers/dma/qcom_bam_dma.c
@@ -1143,6 +1143,10 @@ static int bam_dma_probe(struct platform_device *pdev)
        dma_cap_set(DMA_SLAVE, bdev->common.cap_mask);
 
        /* initialize dmaengine apis */
+       bdev->common.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
+       bdev->common.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
+       bdev->common.src_addr_widths = DMA_SLAVE_BUSWIDTH_4_BYTES;
+       bdev->common.dst_addr_widths = DMA_SLAVE_BUSWIDTH_4_BYTES;
        bdev->common.device_alloc_chan_resources = bam_alloc_chan;
        bdev->common.device_free_chan_resources = bam_free_chan;
        bdev->common.device_prep_slave_sg = bam_prep_slave_sg;