From mboxrd@z Thu Jan 1 00:00:00 1970 From: kernel@martin.sperl.org (kernel at martin.sperl.org) Date: Sat, 5 Mar 2016 10:52:12 +0000 Subject: [PATCH v3 01/11] dmaengine: bcm2835: set residue_granularity field In-Reply-To: <1457175142-28665-1-git-send-email-kernel@martin.sperl.org> References: <1457175142-28665-1-git-send-email-kernel@martin.sperl.org> Message-ID: <1457175142-28665-2-git-send-email-kernel@martin.sperl.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Martin Sperl 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 Tr?nnes Signed-off-by: Martin Sperl Reviewed-by: Eric Anholt --- drivers/dma/bcm2835-dma.c | 1 + 1 file changed, 1 insertion(+) 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); -- 2.1.4