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drm/amdgpu: initialize cg/pg flags and external rev id for navi12

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don't enable any cg/pg features yet.

v2: calculate external revision id from revision id so that we can
    differentiate navi12 A0 from A1 directly.

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Xiaojie Yuan
2019-05-16 19:47:33 +08:00
committed by Alex Deucher
parent d4d838ba4e
commit 74b5e509a0
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/nv.c
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@@ -596,6 +596,11 @@ static int nv_common_early_init(void *handle)
AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0x1; /* ??? */
break;
case CHIP_NAVI12:
adev->cg_flags = 0;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0xa;
break;
default:
/* FIXME: not supported yet */
return -EINVAL;