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authorAlex Deucher <alexander.deucher@amd.com>2017-08-22 13:06:30 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-08-29 15:27:43 -0400
commitc3db7b5a5591ede54fad5a4f5ea45f298e5d3470 (patch)
tree93a071d7b7537d8d26a312f77ffc91084e917524 /drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
parenta4da14cc6266a8b77e897750390cd4afe0e52344 (diff)
downloadop-kernel-dev-c3db7b5a5591ede54fad5a4f5ea45f298e5d3470.zip
op-kernel-dev-c3db7b5a5591ede54fad5a4f5ea45f298e5d3470.tar.gz
drm/amdgpu: move default gart size setting into gmc modules
Move the asic specific code into the IP modules. Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 7ca2dae..3b3326d 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -562,7 +562,26 @@ static int gmc_v8_0_mc_init(struct amdgpu_device *adev)
if (adev->mc.visible_vram_size > adev->mc.real_vram_size)
adev->mc.visible_vram_size = adev->mc.real_vram_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_POLARIS11: /* all engines support GPUVM */
+ case CHIP_POLARIS10: /* all engines support GPUVM */
+ case CHIP_POLARIS12: /* all engines support GPUVM */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+ case CHIP_TONGA: /* UVD, VCE do not support GPUVM */
+ case CHIP_FIJI: /* UVD, VCE do not support GPUVM */
+ case CHIP_CARRIZO: /* UVD, VCE do not support GPUVM, DCE SG support */
+ case CHIP_STONEY: /* UVD does not support GPUVM, DCE SG support */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v8_0_vram_gtt_location(adev, &adev->mc);
return 0;
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