From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 11 Jan 2014 13:02:17 +0000 (+0100)
Subject: dma: pl330: Set residue_granularity
X-Git-Tag: firefly_0821_release~176^2~4492^2~10^2~1^2~5
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bfb9bb42d60d7cf1d8057c7c3978dcc53c4d25fd;p=firefly-linux-kernel-4.4.55.git

dma: pl330: Set residue_granularity

The pl330 driver currently does not support residue reporting, so set the
residue granularity to DMA_RESIDUE_GRANULARITY_DESCRIPTOR.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index cdf0483b8f2d..b8a7adf7023c 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2887,6 +2887,7 @@ static int pl330_dma_device_slave_caps(struct dma_chan *dchan,
 	caps->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
 	caps->cmd_pause = false;
 	caps->cmd_terminate = true;
+	caps->residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
 
 	return 0;
 }