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| author | Milind Arun Choudhary <milindchoudhary@gmail.com> | 2007-03-06 02:44:13 -0800 |
|---|---|---|
| committer | Kyle McMartin <kyle@athena.road.mcmartin.ca> | 2007-05-22 23:56:18 -0400 |
| commit | 3cb1d95847db993911ba0bba65e05087c7586eed (patch) | |
| tree | 3c14e568beaf58e86084c38c71e8841d22ec80e9 | |
| parent | ea74342900dbe79f2a31ed3609b9e2bdb5c7198c (diff) | |
| download | lwn-3cb1d95847db993911ba0bba65e05087c7586eed.tar.gz lwn-3cb1d95847db993911ba0bba65e05087c7586eed.zip | |
[PARISC] ROUNDUP macro cleanup in drivers/parisc
Clean up ROUNDUP, Use ALIGN where ever appropriate.
Signed-off-by: Milind Arun Choudhary <milindchoudhary@gmail.com>
Acked-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
| -rw-r--r-- | drivers/parisc/ccio-dma.c | 8 | ||||
| -rw-r--r-- | drivers/parisc/iommu-helpers.h | 4 | ||||
| -rw-r--r-- | drivers/parisc/sba_iommu.c | 6 |
3 files changed, 8 insertions, 10 deletions
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index 894fdb9d44c0..1459ca8fffc7 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -32,6 +32,7 @@ */ #include <linux/types.h> +#include <linux/kernel.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/spinlock.h> @@ -292,7 +293,6 @@ static int ioc_count; #define PDIR_INDEX(iovp) ((iovp)>>IOVP_SHIFT) #define MKIOVP(pdir_idx) ((long)(pdir_idx) << IOVP_SHIFT) #define MKIOVA(iovp,offset) (dma_addr_t)((long)iovp | (long)offset) -#define ROUNDUP(x,y) ((x + ((y)-1)) & ~((y)-1)) /* ** Don't worry about the 150% average search length on a miss. @@ -668,7 +668,7 @@ ccio_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) size_t saved_byte_cnt; /* round up to nearest page size */ - saved_byte_cnt = byte_cnt = ROUNDUP(byte_cnt, IOVP_SIZE); + saved_byte_cnt = byte_cnt = ALIGN(byte_cnt, IOVP_SIZE); while(byte_cnt > 0) { /* invalidate one page at a time */ @@ -751,7 +751,7 @@ ccio_map_single(struct device *dev, void *addr, size_t size, offset = ((unsigned long) addr) & ~IOVP_MASK; /* round up to nearest IOVP_SIZE */ - size = ROUNDUP(size + offset, IOVP_SIZE); + size = ALIGN(size + offset, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); #ifdef CCIO_MAP_STATS @@ -814,7 +814,7 @@ ccio_unmap_single(struct device *dev, dma_addr_t iova, size_t size, iova ^= offset; /* clear offset bits */ size += offset; - size = ROUNDUP(size, IOVP_SIZE); + size = ALIGN(size, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h index 38d9e1aba1d0..0a1f99a2e93e 100644 --- a/drivers/parisc/iommu-helpers.h +++ b/drivers/parisc/iommu-helpers.h @@ -138,7 +138,7 @@ iommu_coalesce_chunks(struct ioc *ioc, struct scatterlist *startsg, int nents, ** exceed DMA_CHUNK_SIZE if we coalesce the ** next entry. */ - if(unlikely(ROUNDUP(dma_len + dma_offset + startsg->length, + if(unlikely(ALIGN(dma_len + dma_offset + startsg->length, IOVP_SIZE) > DMA_CHUNK_SIZE)) break; @@ -158,7 +158,7 @@ iommu_coalesce_chunks(struct ioc *ioc, struct scatterlist *startsg, int nents, ** Allocate space for DMA stream. */ sg_dma_len(contig_sg) = dma_len; - dma_len = ROUNDUP(dma_len + dma_offset, IOVP_SIZE); + dma_len = ALIGN(dma_len + dma_offset, IOVP_SIZE); sg_dma_address(contig_sg) = PIDE_FLAG | (iommu_alloc_range(ioc, dma_len) << IOVP_SHIFT) diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index 322957ac2ad1..d044c48323e6 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -113,8 +113,6 @@ module_param(sba_reserve_agpgart, int, 0444); MODULE_PARM_DESC(sba_reserve_agpgart, "Reserve half of IO pdir as AGPGART"); #endif -#define ROUNDUP(x,y) ((x + ((y)-1)) & ~((y)-1)) - /************************************ ** SBA register read and write support @@ -352,7 +350,7 @@ sba_search_bitmap(struct ioc *ioc, unsigned long bits_wanted) ** SBA HW features in the unmap path. */ unsigned long o = 1 << get_order(bits_wanted << PAGE_SHIFT); - uint bitshiftcnt = ROUNDUP(ioc->res_bitshift, o); + uint bitshiftcnt = ALIGN(ioc->res_bitshift, o); unsigned long mask; if (bitshiftcnt >= BITS_PER_LONG) { @@ -779,7 +777,7 @@ sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, offset = iova & ~IOVP_MASK; iova ^= offset; /* clear offset bits */ size += offset; - size = ROUNDUP(size, IOVP_SIZE); + size = ALIGN(size, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); |