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drm/radeon: split r6xx and r7xx copy_dma functions

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- r6xx actually uses a slightly different packet format,
although both formats seem to work ok.
- r7xx doesn't have the count multiple of 2 limitation.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-01-04 09:24:18 -05:00
parent eda85d6ad4
commit 43fb778754
4 changed files with 85 additions and 7 deletions
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4
drivers/gpu/drm/radeon/radeon_asic.h
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@@ -403,6 +403,10 @@ u32 rv770_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
void r700_cp_stop(struct radeon_device *rdev);
void r700_cp_fini(struct radeon_device *rdev);
int rv770_copy_dma(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_gpu_pages,
struct radeon_fence **fence);
/*
* evergreen