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path: root/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index e42c1ad3af5e..eace9e7182c8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -386,7 +386,27 @@ static int gmc_v7_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_TOPAZ: /* no MM engines */
+ default:
+ adev->mc.gart_size = 256ULL << 20;
+ break;
+#ifdef CONFIG_DRM_AMDGPU_CIK
+ case CHIP_BONAIRE: /* UVD, VCE do not support GPUVM */
+ case CHIP_HAWAII: /* UVD, VCE do not support GPUVM */
+ case CHIP_KAVERI: /* UVD, VCE do not support GPUVM */
+ case CHIP_KABINI: /* UVD, VCE do not support GPUVM */
+ case CHIP_MULLINS: /* UVD, VCE do not support GPUVM */
+ adev->mc.gart_size = 1024ULL << 20;
+ break;
+#endif
+ }
+ } else {
+ adev->mc.gart_size = (u64)amdgpu_gart_size << 20;
+ }
+
gmc_v7_0_vram_gtt_location(adev, &adev->mc);
return 0;