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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 19:04:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 19:04:36 -0700
commite3e1288e86a07cdeb0aee5860a2dff111c6eff79 (patch)
treecd22f8051a456c9d2b95698b6fe402776a67469b /include/linux/intel_mid_dma.h
parent9ae6d039224def926656206725ae6e89d1331417 (diff)
parent964dc256bb91e990277010a3f6dc66daa130be8b (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx: (48 commits) DMAENGINE: move COH901318 to arch_initcall dma: imx-dma: fix signedness bug dma/timberdale: simplify conditional ste_dma40: remove channel_type ste_dma40: remove enum for endianess ste_dma40: remove TIM_FOR_LINK option ste_dma40: move mode_opt to separate config ste_dma40: move channel mode to a separate field ste_dma40: move priority to separate field ste_dma40: add variable to indicate valid dma_cfg async_tx: make async_tx channel switching opt-in move async raid6 test to lib/Kconfig.debug dmaengine: Add Freescale i.MX1/21/27 DMA driver intel_mid_dma: change the slave interface intel_mid_dma: fix the WARN_ONs intel_mid_dma: Add sg list support to DMA driver intel_mid_dma: Allow DMAC2 to share interrupt intel_mid_dma: Allow IRQ sharing intel_mid_dma: Add runtime PM support DMAENGINE: define a dummy filter function for ste_dma40 ...
Diffstat (limited to 'include/linux/intel_mid_dma.h')
-rw-r--r--include/linux/intel_mid_dma.h16
1 files changed, 3 insertions, 13 deletions
diff --git a/include/linux/intel_mid_dma.h b/include/linux/intel_mid_dma.h
index d9d08b6269b..10496bd24c5 100644
--- a/include/linux/intel_mid_dma.h
+++ b/include/linux/intel_mid_dma.h
@@ -27,14 +27,7 @@
#include <linux/dmaengine.h>
-/*DMA transaction width, src and dstn width would be same
-The DMA length must be width aligned,
-for 32 bit width the length must be 32 bit (4bytes) aligned only*/
-enum intel_mid_dma_width {
- LNW_DMA_WIDTH_8BIT = 0x0,
- LNW_DMA_WIDTH_16BIT = 0x1,
- LNW_DMA_WIDTH_32BIT = 0x2,
-};
+#define DMA_PREP_CIRCULAR_LIST (1 << 10)
/*DMA mode configurations*/
enum intel_mid_dma_mode {
@@ -69,18 +62,15 @@ enum intel_mid_dma_msize {
* @cfg_mode: DMA data transfer mode (per-per/mem-per/mem-mem)
* @src_msize: Source DMA burst size
* @dst_msize: Dst DMA burst size
+ * @per_addr: Periphral address
* @device_instance: DMA peripheral device instance, we can have multiple
* peripheral device connected to single DMAC
*/
struct intel_mid_dma_slave {
- enum dma_data_direction dirn;
- enum intel_mid_dma_width src_width; /*width of DMA src txn*/
- enum intel_mid_dma_width dst_width; /*width of DMA dst txn*/
enum intel_mid_dma_hs_mode hs_mode; /*handshaking*/
enum intel_mid_dma_mode cfg_mode; /*mode configuration*/
- enum intel_mid_dma_msize src_msize; /*size if src burst*/
- enum intel_mid_dma_msize dst_msize; /*size of dst burst*/
unsigned int device_instance; /*0, 1 for periphral instance*/
+ struct dma_slave_config dma_slave;
};
#endif /*__INTEL_MID_DMA_H__*/