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drm/amdgpu: implement PRT for GFX6 v2

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Enable/disable the handling globally for now and
print a warning when we enable it for the first time.

v2: write to the correct register, adjust bits to that hw generation
v3: fix compilation, add the missing register bit definitions

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2017-01-27 11:56:05 +01:00
committed by Alex Deucher
parent b85891bd6d
commit f7c35abe93
3 changed files with 60 additions and 0 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -569,6 +569,7 @@ struct amdgpu_mc {
uint32_t vram_type;
uint32_t srbm_soft_reset;
struct amdgpu_mode_mc_save save;
bool prt_warning;
};
/*