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drm/amdgpu/smu: Handle S0ix for vangogh

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Fix the flows for S0ix.  There is no need to stop
rlc or reintialize PMFW in S0ix.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4659
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Reported-by: Antheas Kapenekakis <lkml@antheas.dev>
Tested-by: Antheas Kapenekakis <lkml@antheas.dev>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2025-10-24 13:08:11 -04:00
parent c83fd2a665
commit fd39b5a583
2 changed files with 9 additions and 0 deletions
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6
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
View File

@@ -2054,6 +2054,12 @@ static int smu_disable_dpms(struct smu_context *smu)
smu->is_apu && (amdgpu_in_reset(adev) || adev->in_s0ix))
return 0;
/* vangogh s0ix */
if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(11, 5, 0) ||
amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(11, 5, 2)) &&
adev->in_s0ix)
return 0;
/*
* For gpu reset, runpm and hibernation through BACO,
* BACO feature has to be kept enabled.

3
drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
View File

@@ -2219,6 +2219,9 @@ static int vangogh_post_smu_init(struct smu_context *smu)
uint32_t total_cu = adev->gfx.config.max_cu_per_sh *
adev->gfx.config.max_sh_per_se * adev->gfx.config.max_shader_engines;
if (adev->in_s0ix)
return 0;
/* allow message will be sent after enable message on Vangogh*/
if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_GFXCLK_BIT) &&
(adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)) {