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authorLinus Walleij <linus.walleij@stericsson.com>2010-03-26 16:44:01 -0700
committerDan Williams <dan.j.williams@intel.com>2010-03-26 16:44:01 -0700
commitc3635c78e500a52c9fcd55de381a72928d9e054d (patch)
tree87403f402227cd8b5572550e70facf81c9eaa0d9 /drivers/serial
parent0f65169b1bf44220308e1ce1f6666ad03ddc27af (diff)
DMAENGINE: generic slave control v2
Convert the device_terminate_all() operation on the DMA engine to a generic device_control() operation which can now optionally support also pausing and resuming DMA on a certain channel. Implemented for the COH 901 318 DMAC as an example. [dan.j.williams@intel.com: update for timberdale] Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: Maciej Sosnowski <maciej.sosnowski@intel.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Li Yang <leoli@freescale.com> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Haavard Skinnemoen <haavard.skinnemoen@atmel.com> Cc: Magnus Damm <damm@opensource.se> Cc: Liam Girdwood <lrg@slimlogic.co.uk> Cc: Joe Perches <joe@perches.com> Cc: Roland Dreier <rdreier@cisco.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/sh-sci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index f7b9aff88f4..69098823797 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -1087,7 +1087,7 @@ static void work_fn_rx(struct work_struct *work)
unsigned long flags;
int count;
- chan->device->device_terminate_all(chan);
+ chan->device->device_control(chan, DMA_TERMINATE_ALL);
dev_dbg(port->dev, "Read %u bytes with cookie %d\n",
sh_desc->partial, sh_desc->cookie);