diff options
Diffstat (limited to 'include/common.h')
| -rw-r--r-- | include/common.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/common.h b/include/common.h index 28aa4b9..84315a0 100644 --- a/include/common.h +++ b/include/common.h @@ -1011,10 +1011,17 @@ static inline phys_addr_t map_to_sysmem(void *ptr) * of a function scoped static buffer. It can not be used to create a cache * line aligned global buffer. */ -#define ALLOC_ALIGN_BUFFER(type, name, size, align) \ - char __##name[ROUND(size * sizeof(type), align) + (align - 1)]; \ +#define PAD_COUNT(s, pad) ((s - 1) / pad + 1) +#define PAD_SIZE(s, pad) (PAD_COUNT(s, pad) * pad) +#define ALLOC_ALIGN_BUFFER_PAD(type, name, size, align, pad) \ + char __##name[ROUND(PAD_SIZE(size * sizeof(type), pad), align) \ + + (align - 1)]; \ \ type *name = (type *) ALIGN((uintptr_t)__##name, align) +#define ALLOC_ALIGN_BUFFER(type, name, size, align) \ + ALLOC_ALIGN_BUFFER_PAD(type, name, size, align, 1) +#define ALLOC_CACHE_ALIGN_BUFFER_PAD(type, name, size, pad) \ + ALLOC_ALIGN_BUFFER_PAD(type, name, size, ARCH_DMA_MINALIGN, pad) #define ALLOC_CACHE_ALIGN_BUFFER(type, name, size) \ ALLOC_ALIGN_BUFFER(type, name, size, ARCH_DMA_MINALIGN) |