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drm/amd/pm: Initialize power profile mode

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Refactor such that individual SMU IP versions can choose the startup
power profile mode. If no preference, then use the generic default power
profile selection logic.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.11.x
This commit is contained in:
Lijo Lazar 2024-12-04 13:11:28 +05:30 committed by Alex Deucher
parent 47f402a3e0
commit 8eb966f240
2 changed files with 18 additions and 7 deletions
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1
drivers/gpu/drm/amd/include/kgd_pp_interface.h
View File

@ -164,6 +164,7 @@ enum amd_pp_task {
};
enum PP_SMC_POWER_PROFILE {
PP_SMC_POWER_PROFILE_UNKNOWN = -1,
PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT = 0x0,
PP_SMC_POWER_PROFILE_FULLSCREEN3D = 0x1,
PP_SMC_POWER_PROFILE_POWERSAVING = 0x2,

24
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
View File

@ -764,6 +764,7 @@ static int smu_early_init(struct amdgpu_ip_block *ip_block)
smu->smu_baco.platform_support = false;
smu->smu_baco.maco_support = false;
smu->user_dpm_profile.fan_mode = -1;
smu->power_profile_mode = PP_SMC_POWER_PROFILE_UNKNOWN;
mutex_init(&smu->message_lock);
@ -1248,6 +1249,21 @@ static bool smu_is_workload_profile_available(struct smu_context *smu,
return smu->workload_map && smu->workload_map[profile].valid_mapping;
}
static void smu_init_power_profile(struct smu_context *smu)
{
if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_UNKNOWN) {
if (smu->is_apu ||
!smu_is_workload_profile_available(
smu, PP_SMC_POWER_PROFILE_FULLSCREEN3D))
smu->power_profile_mode =
PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
else
smu->power_profile_mode =
PP_SMC_POWER_PROFILE_FULLSCREEN3D;
}
smu_power_profile_mode_get(smu, smu->power_profile_mode);
}
static int smu_sw_init(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
@ -1269,13 +1285,7 @@ static int smu_sw_init(struct amdgpu_ip_block *ip_block)
atomic_set(&smu->smu_power.power_gate.vpe_gated, 1);
atomic_set(&smu->smu_power.power_gate.umsch_mm_gated, 1);
if (smu->is_apu ||
!smu_is_workload_profile_available(smu, PP_SMC_POWER_PROFILE_FULLSCREEN3D))
smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
else
smu->power_profile_mode = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
smu_power_profile_mode_get(smu, smu->power_profile_mode);
smu_init_power_profile(smu);
smu->display_config = &adev->pm.pm_display_cfg;
smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;