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sparc32: Make mmu_{get,release}_*() take a struct device pointer.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2008-08-26 23:00:58 -07:00
parent 7a715f4601
commit 260489fa8a
4 changed files with 47 additions and 53 deletions
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45
arch/sparc/mm/iommu.c
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@@ -169,9 +169,9 @@ static void iommu_flush_iotlb(iopte_t *iopte, unsigned int niopte)
}
}
static u32 iommu_get_one(struct page *page, int npages, struct sbus_bus *sbus)
static u32 iommu_get_one(struct device *dev, struct page *page, int npages)
{
struct iommu_struct *iommu = sbus->ofdev.dev.archdata.iommu;
struct iommu_struct *iommu = dev->archdata.iommu;
int ioptex;
iopte_t *iopte, *iopte0;
unsigned int busa, busa0;
@@ -199,8 +199,7 @@ static u32 iommu_get_one(struct page *page, int npages, struct sbus_bus *sbus)
return busa0;
}
static u32 iommu_get_scsi_one(char *vaddr, unsigned int len,
struct sbus_bus *sbus)
static u32 iommu_get_scsi_one(struct device *dev, char *vaddr, unsigned int len)
{
unsigned long off;
int npages;
@@ -210,22 +209,22 @@ static u32 iommu_get_scsi_one(char *vaddr, unsigned int len,
off = (unsigned long)vaddr & ~PAGE_MASK;
npages = (off + len + PAGE_SIZE-1) >> PAGE_SHIFT;
page = virt_to_page((unsigned long)vaddr & PAGE_MASK);
busa = iommu_get_one(page, npages, sbus);
busa = iommu_get_one(dev, page, npages);
return busa + off;
}
static __u32 iommu_get_scsi_one_noflush(char *vaddr, unsigned long len, struct sbus_bus *sbus)
static __u32 iommu_get_scsi_one_noflush(struct device *dev, char *vaddr, unsigned long len)
{
return iommu_get_scsi_one(vaddr, len, sbus);
return iommu_get_scsi_one(dev, vaddr, len);
}
static __u32 iommu_get_scsi_one_gflush(char *vaddr, unsigned long len, struct sbus_bus *sbus)
static __u32 iommu_get_scsi_one_gflush(struct device *dev, char *vaddr, unsigned long len)
{
flush_page_for_dma(0);
return iommu_get_scsi_one(vaddr, len, sbus);
return iommu_get_scsi_one(dev, vaddr, len);
}
static __u32 iommu_get_scsi_one_pflush(char *vaddr, unsigned long len, struct sbus_bus *sbus)
static __u32 iommu_get_scsi_one_pflush(struct device *dev, char *vaddr, unsigned long len)
{
unsigned long page = ((unsigned long) vaddr) & PAGE_MASK;
@@ -233,23 +232,23 @@ static __u32 iommu_get_scsi_one_pflush(char *vaddr, unsigned long len, struct sb
flush_page_for_dma(page);
page += PAGE_SIZE;
}
return iommu_get_scsi_one(vaddr, len, sbus);
return iommu_get_scsi_one(dev, vaddr, len);
}
static void iommu_get_scsi_sgl_noflush(struct scatterlist *sg, int sz, struct sbus_bus *sbus)
static void iommu_get_scsi_sgl_noflush(struct device *dev, struct scatterlist *sg, int sz)
{
int n;
while (sz != 0) {
--sz;
n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
sg->dvma_address = iommu_get_one(sg_page(sg), n, sbus) + sg->offset;
sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
sg->dvma_length = (__u32) sg->length;
sg = sg_next(sg);
}
}
static void iommu_get_scsi_sgl_gflush(struct scatterlist *sg, int sz, struct sbus_bus *sbus)
static void iommu_get_scsi_sgl_gflush(struct device *dev, struct scatterlist *sg, int sz)
{
int n;
@@ -257,13 +256,13 @@ static void iommu_get_scsi_sgl_gflush(struct scatterlist *sg, int sz, struct sbu
while (sz != 0) {
--sz;
n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
sg->dvma_address = iommu_get_one(sg_page(sg), n, sbus) + sg->offset;
sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
sg->dvma_length = (__u32) sg->length;
sg = sg_next(sg);
}
}
static void iommu_get_scsi_sgl_pflush(struct scatterlist *sg, int sz, struct sbus_bus *sbus)
static void iommu_get_scsi_sgl_pflush(struct device *dev, struct scatterlist *sg, int sz)
{
unsigned long page, oldpage = 0;
int n, i;
@@ -288,15 +287,15 @@ static void iommu_get_scsi_sgl_pflush(struct scatterlist *sg, int sz, struct sbu
}
}
sg->dvma_address = iommu_get_one(sg_page(sg), n, sbus) + sg->offset;
sg->dvma_address = iommu_get_one(dev, sg_page(sg), n) + sg->offset;
sg->dvma_length = (__u32) sg->length;
sg = sg_next(sg);
}
}
static void iommu_release_one(u32 busa, int npages, struct sbus_bus *sbus)
static void iommu_release_one(struct device *dev, u32 busa, int npages)
{
struct iommu_struct *iommu = sbus->ofdev.dev.archdata.iommu;
struct iommu_struct *iommu = dev->archdata.iommu;
int ioptex;
int i;
@@ -310,17 +309,17 @@ static void iommu_release_one(u32 busa, int npages, struct sbus_bus *sbus)
bit_map_clear(&iommu->usemap, ioptex, npages);
}
static void iommu_release_scsi_one(__u32 vaddr, unsigned long len, struct sbus_bus *sbus)
static void iommu_release_scsi_one(struct device *dev, __u32 vaddr, unsigned long len)
{
unsigned long off;
int npages;
off = vaddr & ~PAGE_MASK;
npages = (off + len + PAGE_SIZE-1) >> PAGE_SHIFT;
iommu_release_one(vaddr & PAGE_MASK, npages, sbus);
iommu_release_one(dev, vaddr & PAGE_MASK, npages);
}
static void iommu_release_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_bus *sbus)
static void iommu_release_scsi_sgl(struct device *dev, struct scatterlist *sg, int sz)
{
int n;
@@ -328,7 +327,7 @@ static void iommu_release_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_b
--sz;
n = (sg->length + sg->offset + PAGE_SIZE-1) >> PAGE_SHIFT;
iommu_release_one(sg->dvma_address & PAGE_MASK, n, sbus);
iommu_release_one(dev, sg->dvma_address & PAGE_MASK, n);
sg->dvma_address = 0x21212121;
sg = sg_next(sg);
}