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drm/amdgpu/vcn: enable indirect DPG SRAM mode for navi14

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Enable VCN dynamic powergating for navi14.

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Xiaojie Yuan
2019-07-02 12:52:52 -05:00
committed by Alex Deucher
parent e017bb8035
commit 0377b08823
2 changed files with 5 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
View File

@@ -84,6 +84,9 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
break;
case CHIP_NAVI14:
fw_name = FIRMWARE_NAVI14;
if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
adev->vcn.indirect_sram = true;
break;
default:
return -EINVAL;

3
drivers/gpu/drm/amd/amdgpu/nv.c
View File

@@ -589,7 +589,8 @@ static int nv_common_early_init(void *handle)
AMD_CG_SUPPORT_VCN_MGCG |
AMD_CG_SUPPORT_BIF_MGCG |
AMD_CG_SUPPORT_BIF_LS;
adev->pg_flags = AMD_PG_SUPPORT_VCN;
adev->pg_flags = AMD_PG_SUPPORT_VCN |
AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0x1; /* ??? */
break;
default: