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)
-#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) \
-)
+typedef enum {
+ DMA_PRIO_HIGH = 0,
+ DMA_PRIO_MEDIUM = 8,
+ DMA_PRIO_LOW = 16
+} pxa_dma_prio;
#elif defined(CONFIG_PXA25x)
#define PXA_DMA_CHANNELS 16
+#define PXA_DMA_NBCH(prio) ((prio == DMA_PRIO_LOW) ? 8 : 4)
-#define pxa_for_each_dma_prio(ch, prio) \
- for (ch = prio * 4; ch != (4 << prio); ch++)
+typedef enum {
+ DMA_PRIO_HIGH = 0,
+ DMA_PRIO_MEDIUM = 4,
+ DMA_PRIO_LOW = 8
+} pxa_dma_prio;
#endif