Commit 093e48c0 authored by Oak Zeng's avatar Oak Zeng Committed by Alex Deucher
Browse files

drm/amdgpu: Support new arcturus mtype 



Arcturus repurposed mtype WC to RW. Modify gmc functions
to support the new mtype

Signed-off-by: default avatarOak Zeng <Oak.Zeng@amd.com>
Signed-off-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarShaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 484deaed

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

+3 −0
Original line number Diff line number Diff line
@@ -607,6 +607,9 @@ static uint64_t gmc_v9_0_get_vm_pte_flags(struct amdgpu_device *adev, 
	case AMDGPU_VM_MTYPE_WC:

		pte_flag |= AMDGPU_PTE_MTYPE_VG10(MTYPE_WC);

		break;

	case AMDGPU_VM_MTYPE_RW:

		pte_flag |= AMDGPU_PTE_MTYPE_VG10(MTYPE_RW);

		break;

	case AMDGPU_VM_MTYPE_CC:

		pte_flag |= AMDGPU_PTE_MTYPE_VG10(MTYPE_CC);

		break;

drivers/gpu/drm/amd/include/vega10_enum.h

+1 −0
Original line number Diff line number Diff line
@@ -1037,6 +1037,7 @@ TCC_CACHE_POLICY_STREAM = 0x00000001, 
typedef enum MTYPE {

MTYPE_NC                                 = 0x00000000,

MTYPE_WC                                 = 0x00000001,

MTYPE_RW                                 = 0x00000001,

MTYPE_CC                                 = 0x00000002,

MTYPE_UC                                 = 0x00000003,

} MTYPE;