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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-05-19 18:34:11 +0000
committerPaul Mundt <lethal@linux-sh.org>2010-05-22 16:51:18 +0900
commit42a4533976d922ff3272fad17dd52fe3682899dd (patch)
tree2c420853dd7e0194542edf9101cbf7e9f7e47904 /include/linux/mfd
parentd62b8a985b74ac741233396b847562dacc45a5c1 (diff)
downloadop-kernel-dev-42a4533976d922ff3272fad17dd52fe3682899dd.zip
op-kernel-dev-42a4533976d922ff3272fad17dd52fe3682899dd.tar.gz
mmc: prepare tmio_mmc for passing of DMA configuration from the MFD cell
After this patch, if the "dma" pointer in struct tmio_mmc_data is not NULL, it points to a struct, containing two tokens, that have to be passed to the dmaengine driver for channel configuration. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/linux/mfd')
-rw-r--r--include/linux/mfd/tmio.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index c3f7dff..360fc95 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -55,12 +55,18 @@ int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);
void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state);
+struct tmio_mmc_dma {
+ void *chan_priv_tx;
+ void *chan_priv_rx;
+};
+
/*
* data for the MMC controller
*/
struct tmio_mmc_data {
unsigned int hclk;
unsigned long capabilities;
+ struct tmio_mmc_dma *dma;
void (*set_pwr)(struct platform_device *host, int state);
void (*set_clk_div)(struct platform_device *host, int state);
};
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