diff options
| author | Mario Limonciello <mario.limonciello@amd.com> | 2025-10-09 15:59:06 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-10-13 14:14:35 -0400 |
| commit | 3cd7ceee9a17a0db7f8e3bf260a3762bd4586ac1 (patch) | |
| tree | 1c92295405dacd20610c4cca1c4185e51818867b /drivers/gpu/drm/amd/pm | |
| parent | 56a207c39d342b3a3632918ac672b58f8ecee023 (diff) | |
drm/amd: Save and restore all limit types
Vangogh has separate limits for default PPT and fast PPT. Add
infrastructure to save both of these limits and restore both of them.
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 3 |
2 files changed, 14 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index a55f94b91bc9..ea27c087ecf1 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -508,11 +508,14 @@ static void smu_restore_dpm_user_profile(struct smu_context *smu) /* Enable restore flag */ smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE; - /* set the user dpm power limit */ - if (smu->user_dpm_profile.power_limit) { - ret = smu_set_power_limit(smu, SMU_DEFAULT_PPT_LIMIT, smu->current_power_limit); + /* set the user dpm power limits */ + for (int i = SMU_DEFAULT_PPT_LIMIT; i < SMU_LIMIT_TYPE_COUNT; i++) { + if (!smu->user_dpm_profile.power_limits[i]) + continue; + ret = smu_set_power_limit(smu, i, + smu->user_dpm_profile.power_limits[i]); if (ret) - dev_err(smu->adev->dev, "Failed to set power limit value\n"); + dev_err(smu->adev->dev, "Failed to set %d power limit value\n", i); } /* set the user dpm clock configurations */ @@ -2979,11 +2982,13 @@ static int smu_set_power_limit(void *handle, uint32_t limit_type, uint32_t limit if (smu->ppt_funcs->set_power_limit) { ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit); - if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) - smu->user_dpm_profile.power_limit = limit; + if (ret) + return ret; + if (!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) + smu->user_dpm_profile.power_limits[limit_type] = limit; } - return ret; + return 0; } static int smu_print_smuclk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf) diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h index 582c186d8b62..32387e8c138b 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h @@ -212,6 +212,7 @@ enum smu_power_src_type { enum smu_ppt_limit_type { SMU_DEFAULT_PPT_LIMIT = 0, SMU_FAST_PPT_LIMIT, + SMU_LIMIT_TYPE_COUNT, }; enum smu_ppt_limit_level { @@ -231,7 +232,7 @@ enum smu_memory_pool_size { struct smu_user_dpm_profile { uint32_t fan_mode; - uint32_t power_limit; + uint32_t power_limits[SMU_LIMIT_TYPE_COUNT]; uint32_t fan_speed_pwm; uint32_t fan_speed_rpm; uint32_t flags; |