drm/amdgpu: add gmc basic support for Arcturus

Add initial GMC support for Arcturus

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 73f3b79..d1ede86 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -887,6 +887,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev)
                case CHIP_VEGA10:  /* all engines support GPUVM */
                case CHIP_VEGA12:  /* all engines support GPUVM */
                case CHIP_VEGA20:
+               case CHIP_ARCTURUS:
                default:
                        adev->gmc.gart_size = 512ULL << 20;
                        break;
@@ -1002,6 +1003,10 @@ static int gmc_v9_0_sw_init(void *handle)
                else
                        amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
                break;
+       case CHIP_ARCTURUS:
+               /* Keep the vm size same with Vega20 */
+               amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
+               break;
        default:
                break;
        }