Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 57744
b: refs/heads/master
c: 3cb1d95
h: refs/heads/master
v: v3
  • Loading branch information
Milind Arun Choudhary authored and Kyle McMartin committed May 23, 2007
1 parent a32464f commit 5cd4a3b
Show file tree
Hide file tree
Showing 4 changed files with 9 additions and 11 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ea74342900dbe79f2a31ed3609b9e2bdb5c7198c
refs/heads/master: 3cb1d95847db993911ba0bba65e05087c7586eed
8 changes: 4 additions & 4 deletions trunk/drivers/parisc/ccio-dma.c
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@
*/

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/spinlock.h>
Expand Down Expand Up @@ -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.
Expand Down Expand Up @@ -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 */
Expand Down Expand Up @@ -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
Expand Down Expand Up @@ -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);

Expand Down
4 changes: 2 additions & 2 deletions trunk/drivers/parisc/iommu-helpers.h
Original file line number Diff line number Diff line change
Expand Up @@ -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;

Expand All @@ -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)
Expand Down
6 changes: 2 additions & 4 deletions trunk/drivers/parisc/sba_iommu.c
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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) {
Expand Down Expand Up @@ -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);

Expand Down

0 comments on commit 5cd4a3b

Please sign in to comment.