diff options
| author | KaiGai Kohei <kaigai@ak.jp.nec.com> | 2006-05-19 00:43:53 +0900 |
|---|---|---|
| committer | KaiGai Kohei <kaigai@ak.jp.nec.com> | 2006-05-19 00:43:53 +0900 |
| commit | 20a92fc74c5c91c7bc5693d51acc2b99aceb0465 (patch) | |
| tree | 41bf535f38ff1a29c560bcf622e9b4ef03c2c106 /include/asm-arm/arch-pxa/dma.h | |
| parent | 21b9879bf2817aca343cdda11ade6a87f5373e74 (diff) | |
| parent | f6a673b3f4f93c1c50e1b18f29254b0531b722a8 (diff) | |
| download | linux-20a92fc74c5c91c7bc5693d51acc2b99aceb0465.tar.gz linux-20a92fc74c5c91c7bc5693d51acc2b99aceb0465.tar.bz2 linux-20a92fc74c5c91c7bc5693d51acc2b99aceb0465.zip | |
Merge git://git.infradead.org/mtd-2.6
Diffstat (limited to 'include/asm-arm/arch-pxa/dma.h')
| -rw-r--r-- | include/asm-arm/arch-pxa/dma.h | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/include/asm-arm/arch-pxa/dma.h b/include/asm-arm/arch-pxa/dma.h index 3e88a2a02a0f..a008150abc59 100644 --- a/include/asm-arm/arch-pxa/dma.h +++ b/include/asm-arm/arch-pxa/dma.h @@ -24,27 +24,29 @@ typedef struct pxa_dma_desc { volatile u32 dcmd; /* DCMD value for the current transfer */ } pxa_dma_desc; +typedef enum { + DMA_PRIO_HIGH = 0, + DMA_PRIO_MEDIUM = 1, + DMA_PRIO_LOW = 2 +} pxa_dma_prio; + #if defined(CONFIG_PXA27x) #define PXA_DMA_CHANNELS 32 -#define PXA_DMA_NBCH(prio) ((prio == DMA_PRIO_LOW) ? 16 : 8) -typedef enum { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 8, - DMA_PRIO_LOW = 16 -} pxa_dma_prio; +#define pxa_for_each_dma_prio(ch, prio) \ +for ( \ + ch = prio * 4; \ + ch != (4 << prio) + 16; \ + ch = (ch + 1 == (4 << prio)) ? (prio * 4 + 16) : (ch + 1) \ +) #elif defined(CONFIG_PXA25x) #define PXA_DMA_CHANNELS 16 -#define PXA_DMA_NBCH(prio) ((prio == DMA_PRIO_LOW) ? 8 : 4) -typedef enum { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 4, - DMA_PRIO_LOW = 8 -} pxa_dma_prio; +#define pxa_for_each_dma_prio(ch, prio) \ + for (ch = prio * 4; ch != (4 << prio); ch++) #endif |