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authorVinod Koul <vinod.koul@intel.com>2017-11-08 08:31:45 +0300
committerVinod Koul <vinod.koul@intel.com>2017-11-08 08:34:49 +0300
commit087ffdd2880b5dd7724ac6d0ca663da398fe1ccf (patch)
tree3561390769ec01a0f57780954c70ed5d7cd4fffb /drivers/dma
parent847449f23dcbff68234525f90dd53c7c7db18cad (diff)
downloadlinux-087ffdd2880b5dd7724ac6d0ca663da398fe1ccf.tar.xz
dmaengine: Revert "rcar-dmac: use TCRB instead of TCR for residue"
This reverts commit 847449f23dcb: ("dmaengine: rcar-dmac: use TCRB instead of TCR for residue") as it breaks small serial console. Reported-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/sh/rcar-dmac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c
index 50c4950050be..2b2c7db3e480 100644
--- a/drivers/dma/sh/rcar-dmac.c
+++ b/drivers/dma/sh/rcar-dmac.c
@@ -1310,7 +1310,7 @@ static unsigned int rcar_dmac_chan_get_residue(struct rcar_dmac_chan *chan,
}
/* Add the residue for the current chunk. */
- residue += rcar_dmac_chan_read(chan, RCAR_DMATCRB) << desc->xfer_shift;
+ residue += rcar_dmac_chan_read(chan, RCAR_DMATCR) << desc->xfer_shift;
return residue;
}