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authorLinus Walleij <linus.walleij@stericsson.com>2010-03-27 02:44:01 +0300
committerDan Williams <dan.j.williams@intel.com>2010-03-27 02:44:01 +0300
commitc3635c78e500a52c9fcd55de381a72928d9e054d (patch)
tree87403f402227cd8b5572550e70facf81c9eaa0d9 /arch/arm/mach-u300
parent0f65169b1bf44220308e1ce1f6666ad03ddc27af (diff)
downloadlinux-c3635c78e500a52c9fcd55de381a72928d9e054d.tar.xz
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 'arch/arm/mach-u300')
-rw-r--r--arch/arm/mach-u300/include/mach/coh901318.h14
1 files changed, 0 insertions, 14 deletions
diff --git a/arch/arm/mach-u300/include/mach/coh901318.h b/arch/arm/mach-u300/include/mach/coh901318.h
index b8155b4e5ffa..43ec040e765b 100644
--- a/arch/arm/mach-u300/include/mach/coh901318.h
+++ b/arch/arm/mach-u300/include/mach/coh901318.h
@@ -110,20 +110,6 @@ struct coh901318_platform {
u32 coh901318_get_bytes_left(struct dma_chan *chan);
/**
- * coh901318_stop() - Stops dma transfer
- * @chan: dma channel handle
- * return 0 on success otherwise negative value
- */
-void coh901318_stop(struct dma_chan *chan);
-
-/**
- * coh901318_continue() - Resumes a stopped dma transfer
- * @chan: dma channel handle
- * return 0 on success otherwise negative value
- */
-void coh901318_continue(struct dma_chan *chan);
-
-/**
* coh901318_filter_id() - DMA channel filter function
* @chan: dma channel handle
* @chan_id: id of dma channel to be filter out