From: Martin Sperl Date: Wed, 16 Mar 2016 19:24:55 +0000 (-0700) Subject: dmaengine: bcm2835: set residue_granularity field X-Git-Tag: v5.15~13596^2~10^2~11 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0fa5867e6a2c6119fac35b8b710bec87b4598940;p=platform%2Fkernel%2Flinux-starfive.git dmaengine: bcm2835: set residue_granularity field bcm2835-dma supports residue reporting at burst level but didn't report this via the residue_granularity field. See also: https://github.com/raspberrypi/linux/commit/b015555327afa402f70ddc86e3632f59df1cd9d7 for the downstream patch. Signed-off-by: Matthias Reichl Signed-off-by: Noralf Trønnes Signed-off-by: Martin Sperl Reviewed-by: Eric Anholt Signed-off-by: Eric Anholt Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c index 996c4b0..2d72fe8 100644 --- a/drivers/dma/bcm2835-dma.c +++ b/drivers/dma/bcm2835-dma.c @@ -625,6 +625,7 @@ static int bcm2835_dma_probe(struct platform_device *pdev) od->ddev.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); od->ddev.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); od->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + od->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; od->ddev.dev = &pdev->dev; INIT_LIST_HEAD(&od->ddev.channels); spin_lock_init(&od->lock);