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drm/amd/powerplay: let PMFW to handle the features disablement on BACO in V2

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For Sienna_Cichlid, PMFW will handle the features disablement on BACO in. No
need to have driver stepped in.

V2: limit this for baco really

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-05-29 14:38:53 -04:00 • committed by Alex Deucher
parent e2c14b2cbb
commit 4c301044c7
1 changed files with 18 additions and 6 deletions
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24
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
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@ -1530,6 +1530,11 @@ static int smu_suspend(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct smu_context *smu = &adev->smu;
int ret;
bool use_baco = !smu->is_apu &&
((adev->in_gpu_reset &&
(amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
(adev->in_runpm && amdgpu_asic_supports_baco(adev)));
if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
return 0;
@ -1547,15 +1552,22 @@ static int smu_suspend(void *handle)
return ret;
}
ret = smu_disable_dpm(smu);
if (ret)
return ret;
/*
* For Sienna_Cichlid, PMFW will handle the features disablement properly
* on BACO in. Driver involvement is unnecessary.
*/
if ((adev->asic_type != CHIP_SIENNA_CICHLID) || !use_baco) {
ret = smu_disable_dpm(smu);
if (ret)
return ret;
if (adev->asic_type >= CHIP_NAVI10 &&
adev->gfx.rlc.funcs->stop)
adev->gfx.rlc.funcs->stop(adev);
}
smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
if (adev->asic_type >= CHIP_NAVI10 &&
adev->gfx.rlc.funcs->stop)
adev->gfx.rlc.funcs->stop(adev);
if (smu->is_apu)
smu_set_gfx_cgpg(&adev->smu, false);