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authorChristian König <deathsimple@vodafone.de>2012-08-11 11:54:05 +0200
committerAlex Deucher <alexander.deucher@amd.com>2012-09-20 13:10:39 -0400
commit089a786e2cf5d07d495b3cb1ac0b959c6dd10d49 (patch)
treea60b26f96dae4c3c52accb4e9ae7826d1fc5b701 /drivers/gpu/drm/radeon/ni.c
parentddf03f5cdd98c6ea486f3007a5542241634c9093 (diff)
drm/radeon: Move looping over the PTEs into chip code
Makes it easier to move it into the rings. Signed-off-by: Christian König <deathsimple@vodafone.de> Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
-rw-r--r--drivers/gpu/drm/radeon/ni.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index de378d68580..8bec8113d3a 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1503,9 +1503,7 @@ void cayman_vm_fini(struct radeon_device *rdev)
#define R600_PTE_READABLE (1 << 5)
#define R600_PTE_WRITEABLE (1 << 6)
-uint32_t cayman_vm_page_flags(struct radeon_device *rdev,
- struct radeon_vm *vm,
- uint32_t flags)
+uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags)
{
uint32_t r600_flags = 0;
@@ -1520,13 +1518,23 @@ uint32_t cayman_vm_page_flags(struct radeon_device *rdev,
}
void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm,
- unsigned pfn, uint64_t addr, uint32_t flags)
+ unsigned pfn, struct ttm_mem_reg *mem,
+ unsigned npages, uint32_t flags)
{
void __iomem *ptr = (void *)vm->pt;
+ uint64_t addr;
+ int i;
+
+ addr = flags = cayman_vm_page_flags(rdev, flags);
- addr = addr & 0xFFFFFFFFFFFFF000ULL;
- addr |= flags;
- writeq(addr, ptr + (pfn * 8));
+ for (i = 0; i < npages; ++i, ++pfn) {
+ if (mem) {
+ addr = radeon_vm_get_addr(rdev, mem, i);
+ addr = addr & 0xFFFFFFFFFFFFF000ULL;
+ addr |= flags;
+ }
+ writeq(addr, ptr + (pfn * 8));
+ }
}
void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ib *ib)