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drm/amdgpu/athub2: enable athub2 clock gating

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Enable athub2 clock gating and light sleep

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao
2019-02-13 18:43:03 +08:00
committed by Alex Deucher
parent 9faa494e2f
commit 367adb2ad5
5 changed files with 140 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
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@@ -64,6 +64,9 @@ static const struct cg_flag_name clocks[] = {
{AMD_CG_SUPPORT_DRM_LS, "Digital Right Management Light Sleep"},
{AMD_CG_SUPPORT_ROM_MGCG, "Rom Medium Grain Clock Gating"},
{AMD_CG_SUPPORT_DF_MGCG, "Data Fabric Medium Grain Clock Gating"},
{AMD_CG_SUPPORT_ATHUB_MGCG, "Address Translation Hub Medium Grain Clock Gating"},
{AMD_CG_SUPPORT_ATHUB_LS, "Address Translation Hub Light Sleep"},
{0, NULL},
};