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drm/amdgpu: add common support for dimgrey_cavefish 

Add external id and set clock gating for dimgrey_cavefish.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jiansong Chen <Jiansong.Chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2020-10-02 11:30:54 -04:00 committed by Alex Deucher
parent f2a6c81d02
commit 550c58e0fa
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/nv.c
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@ -891,6 +891,11 @@ static int nv_common_early_init(void *handle)
adev->pg_flags = AMD_PG_SUPPORT_GFX_PG;
adev->external_rev_id = adev->rev_id + 0x01;
break;
case CHIP_DIMGREY_CAVEFISH:
adev->cg_flags = 0;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x3c;
break;
default:
/* FIXME: not supported yet */
return -EINVAL;
@ -1118,6 +1123,7 @@ static int nv_common_set_clockgating_state(void *handle,
case CHIP_NAVI12:
case CHIP_SIENNA_CICHLID:
case CHIP_NAVY_FLOUNDER:
case CHIP_DIMGREY_CAVEFISH:
adev->nbio.funcs->update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
adev->nbio.funcs->update_medium_grain_light_sleep(adev,