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authorAlex Deucher <alexander.deucher@amd.com>2017-08-22 20:06:30 +0300
committerAlex Deucher <alexander.deucher@amd.com>2017-08-29 22:27:43 +0300
commitc3db7b5a5591ede54fad5a4f5ea45f298e5d3470 (patch)
tree93a071d7b7537d8d26a312f77ffc91084e917524 /drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
parenta4da14cc6266a8b77e897750390cd4afe0e52344 (diff)
downloadlinux-c3db7b5a5591ede54fad5a4f5ea45f298e5d3470.tar.xz
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_v6_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 12b0c4cd7a5a..5be9c83dfcf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -332,7 +332,24 @@ static int gmc_v6_0_mc_init(struct amdgpu_device *adev)
adev->mc.real_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL;
adev->mc.visible_vram_size = adev->mc.aper_size;
- amdgpu_gart_set_defaults(adev);
+ /* set the gart size */
+ if (amdgpu_gart_size == -1) {
+ switch (adev->asic_type) {
+ case CHIP_HAINAN: /* no MM engines */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+ case CHIP_VERDE: /* UVD, VCE do not support GPUVM */
+ case CHIP_TAHITI: /* UVD, VCE do not support GPUVM */
+ case CHIP_PITCAIRN: /* UVD, VCE do not support GPUVM */
+ case CHIP_OLAND: /* UVD, VCE do not support GPUVM */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v6_0_vram_gtt_location(adev, &adev->mc);
return 0;