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authorVinod Koul <vinod.koul@linux.intel.com>2011-10-13 13:04:23 -0400
committerVinod Koul <vinod.koul@linux.intel.com>2011-10-27 11:23:43 -0400
commitdb8196df4bb6f117caa163aa73b0f16fd62290bd (patch)
treeb86531031482037d9b31ad57479f2f7091020957 /arch/arm
parent49920bc66984a512f4bcc7735a61642cd0e4d6f2 (diff)
dmaengine: move drivers to dma_transfer_direction
fixup usage of dma direction by introducing dma_transfer_direction, this patch moves dma/drivers/* to use new enum Cc: Jassi Brar <jaswinder.singh@linaro.org> Cc: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Viresh Kumar <viresh.kumar@st.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Mika Westerberg <mika.westerberg@iki.fi> Cc: H Hartley Sweeten <hartleys@visionengravers.com> Cc: Li Yang <leoli@freescale.com> Cc: Zhang Wei <zw@zh-kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Cc: Shawn Guo <shawn.guo@freescale.com> Cc: Yong Wang <yong.y.wang@intel.com> Cc: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com> Cc: Boojin Kim <boojin.kim@samsung.com> Cc: Barry Song <Baohua.Song@csr.com> Acked-by: Mika Westerberg <mika.westerberg@iki.fi> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@st.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-ep93xx/include/mach/dma.h6
-rw-r--r--arch/arm/plat-nomadik/include/plat/ste_dma40.h4
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/mach-ep93xx/include/mach/dma.h b/arch/arm/mach-ep93xx/include/mach/dma.h
index 46d4d876e6fb..e82c642fa53c 100644
--- a/arch/arm/mach-ep93xx/include/mach/dma.h
+++ b/arch/arm/mach-ep93xx/include/mach/dma.h
@@ -37,7 +37,7 @@
37 */ 37 */
38struct ep93xx_dma_data { 38struct ep93xx_dma_data {
39 int port; 39 int port;
40 enum dma_data_direction direction; 40 enum dma_transfer_direction direction;
41 const char *name; 41 const char *name;
42}; 42};
43 43
@@ -80,14 +80,14 @@ static inline bool ep93xx_dma_chan_is_m2p(struct dma_chan *chan)
80 * channel supports given DMA direction. Only M2P channels have such 80 * channel supports given DMA direction. Only M2P channels have such
81 * limitation, for M2M channels the direction is configurable. 81 * limitation, for M2M channels the direction is configurable.
82 */ 82 */
83static inline enum dma_data_direction 83static inline enum dma_transfer_direction
84ep93xx_dma_chan_direction(struct dma_chan *chan) 84ep93xx_dma_chan_direction(struct dma_chan *chan)
85{ 85{
86 if (!ep93xx_dma_chan_is_m2p(chan)) 86 if (!ep93xx_dma_chan_is_m2p(chan))
87 return DMA_NONE; 87 return DMA_NONE;
88 88
89 /* even channels are for TX, odd for RX */ 89 /* even channels are for TX, odd for RX */
90 return (chan->chan_id % 2 == 0) ? DMA_TO_DEVICE : DMA_FROM_DEVICE; 90 return (chan->chan_id % 2 == 0) ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM;
91} 91}
92 92
93#endif /* __ASM_ARCH_DMA_H */ 93#endif /* __ASM_ARCH_DMA_H */
diff --git a/arch/arm/plat-nomadik/include/plat/ste_dma40.h b/arch/arm/plat-nomadik/include/plat/ste_dma40.h
index 685c78716d95..38b041a40db4 100644
--- a/arch/arm/plat-nomadik/include/plat/ste_dma40.h
+++ b/arch/arm/plat-nomadik/include/plat/ste_dma40.h
@@ -187,7 +187,7 @@ static inline struct
187dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan, 187dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan,
188 dma_addr_t addr, 188 dma_addr_t addr,
189 unsigned int size, 189 unsigned int size,
190 enum dma_data_direction direction, 190 enum dma_transfer_direction direction,
191 unsigned long flags) 191 unsigned long flags)
192{ 192{
193 struct scatterlist sg; 193 struct scatterlist sg;
@@ -209,7 +209,7 @@ static inline struct
209dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan, 209dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan,
210 dma_addr_t addr, 210 dma_addr_t addr,
211 unsigned int size, 211 unsigned int size,
212 enum dma_data_direction direction, 212 enum dma_transfer_direction direction,
213 unsigned long flags) 213 unsigned long flags)
214{ 214{
215 return NULL; 215 return NULL;