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drm/radeon/kms: simplify evergreen blit code

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Covert 4k pages to multiples of 64x64x4 tiles.
This is also more efficient than a scanline based
approach from the MC's perspective.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Ilija Hadzic
2011-10-12 23:29:34 -04:00
committed by Dave Airlie
parent 43e5f61257
commit eb32d0c34e
3 changed files with 123 additions and 180 deletions
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4
drivers/gpu/drm/radeon/radeon_asic.h
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@@ -423,11 +423,11 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev);
int evergreen_blit_init(struct radeon_device *rdev);
void evergreen_blit_fini(struct radeon_device *rdev);
/* evergreen blit */
int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes);
int evergreen_blit_prepare_copy(struct radeon_device *rdev, unsigned num_pages);
void evergreen_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence);
void evergreen_kms_blit_copy(struct radeon_device *rdev,
u64 src_gpu_addr, u64 dst_gpu_addr,
int size_bytes);
unsigned num_pages);
/*
* cayman