diff options
Diffstat (limited to 'arch/sh/include/cpu-sh4/cpu/dma.h')
| -rw-r--r-- | arch/sh/include/cpu-sh4/cpu/dma.h | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/arch/sh/include/cpu-sh4/cpu/dma.h b/arch/sh/include/cpu-sh4/cpu/dma.h index bcb3024..114a369 100644 --- a/arch/sh/include/cpu-sh4/cpu/dma.h +++ b/arch/sh/include/cpu-sh4/cpu/dma.h @@ -6,8 +6,6 @@ #ifdef CONFIG_CPU_SH4A #define DMAOR_INIT (DMAOR_DME) -#define CHCR_TS_MASK 0x18 -#define CHCR_TS_SHIFT 3 #include <cpu/dma-sh4a.h> #else /* CONFIG_CPU_SH4A */ @@ -29,8 +27,10 @@ #define TS_32 0x00000030 #define TS_64 0x00000000 -#define CHCR_TS_MASK 0x70 -#define CHCR_TS_SHIFT 4 +#define CHCR_TS_LOW_MASK 0x70 +#define CHCR_TS_LOW_SHIFT 4 +#define CHCR_TS_HIGH_MASK 0 +#define CHCR_TS_HIGH_SHIFT 0 #define DMAOR_COD 0x00000008 @@ -41,23 +41,26 @@ * Defaults to a 64-bit transfer size. */ enum { - XMIT_SZ_64BIT, - XMIT_SZ_8BIT, - XMIT_SZ_16BIT, - XMIT_SZ_32BIT, - XMIT_SZ_256BIT, + XMIT_SZ_8BIT = 1, + XMIT_SZ_16BIT = 2, + XMIT_SZ_32BIT = 3, + XMIT_SZ_64BIT = 0, + XMIT_SZ_256BIT = 4, }; /* * The DMA count is defined as the number of bytes to transfer. */ -static unsigned int ts_shift[] __maybe_unused = { - [XMIT_SZ_64BIT] = 3, - [XMIT_SZ_8BIT] = 0, - [XMIT_SZ_16BIT] = 1, - [XMIT_SZ_32BIT] = 2, - [XMIT_SZ_256BIT] = 5, -}; +#define TS_SHIFT { \ + [XMIT_SZ_8BIT] = 0, \ + [XMIT_SZ_16BIT] = 1, \ + [XMIT_SZ_32BIT] = 2, \ + [XMIT_SZ_64BIT] = 3, \ + [XMIT_SZ_256BIT] = 5, \ +} + +#define TS_INDEX2VAL(i) (((i) & 7) << CHCR_TS_LOW_SHIFT) + #endif #endif /* __ASM_CPU_SH4_DMA_H */ |