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drm/amd/pm: enable power limit retrieving and setting for SMU 13.0.0

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Fulfill the interfaces for retrieving and setting power limit on
SMU 13.0.0.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2022-03-31 17:50:13 +08:00 committed by Alex Deucher
parent 38c1c73670
commit fcd1ac96cc
1 changed files with 42 additions and 0 deletions
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42
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
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@ -114,6 +114,7 @@ static struct cmn2asic_msg_mapping smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
MSG_MAP(AllowGfxOff, PPSMC_MSG_AllowGfxOff, 0),
MSG_MAP(DisallowGfxOff, PPSMC_MSG_DisallowGfxOff, 0),
MSG_MAP(SetMGpuFanBoostLimitRpm, PPSMC_MSG_SetMGpuFanBoostLimitRpm, 0),
MSG_MAP(GetPptLimit, PPSMC_MSG_GetPptLimit, 0),
};
static struct cmn2asic_mapping smu_v13_0_0_clk_map[SMU_CLK_COUNT] = {
@ -138,6 +139,7 @@ static struct cmn2asic_mapping smu_v13_0_0_feature_mask_map[SMU_FEATURE_COUNT] =
[SMU_FEATURE_DPM_VCLK_BIT] = {1, FEATURE_MM_DPM_BIT},
[SMU_FEATURE_DPM_DCLK_BIT] = {1, FEATURE_MM_DPM_BIT},
[SMU_FEATURE_FAN_CONTROL_BIT] = {1, FEATURE_FAN_CONTROL_BIT},
[SMU_FEATURE_PPT_BIT] = {1, FEATURE_THROTTLERS_BIT},
};
static struct cmn2asic_mapping smu_v13_0_0_table_map[SMU_TABLE_COUNT] = {
@ -1305,6 +1307,44 @@ static int smu_v13_0_0_enable_mgpu_fan_boost(struct smu_context *smu)
NULL);
}
static int smu_v13_0_0_get_power_limit(struct smu_context *smu,
uint32_t *current_power_limit,
uint32_t *default_power_limit,
uint32_t *max_power_limit)
{
struct smu_table_context *table_context = &smu->smu_table;
struct smu_13_0_0_powerplay_table *powerplay_table =
(struct smu_13_0_0_powerplay_table *)table_context->power_play_table;
PPTable_t *pptable = table_context->driver_pptable;
SkuTable_t *skutable = &pptable->SkuTable;
uint32_t power_limit, od_percent;
if (smu_v13_0_get_current_power_limit(smu, &power_limit))
power_limit = smu->adev->pm.ac_power ?
skutable->SocketPowerLimitAc[PPT_THROTTLER_PPT0] :
skutable->SocketPowerLimitDc[PPT_THROTTLER_PPT0];
if (current_power_limit)
*current_power_limit = power_limit;
if (default_power_limit)
*default_power_limit = power_limit;
if (max_power_limit) {
if (smu->od_enabled) {
od_percent = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_13_0_0_ODSETTING_POWERPERCENTAGE]);
dev_dbg(smu->adev->dev, "ODSETTING_POWERPERCENTAGE: %d (default: %d)\n", od_percent, power_limit);
power_limit *= (100 + od_percent);
power_limit /= 100;
}
*max_power_limit = power_limit;
}
return 0;
}
static const struct pptable_funcs smu_v13_0_0_ppt_funcs = {
.get_allowed_feature_mask = smu_v13_0_0_get_allowed_feature_mask,
.set_default_dpm_table = smu_v13_0_0_set_default_dpm_table,
@ -1351,6 +1391,8 @@ static const struct pptable_funcs smu_v13_0_0_ppt_funcs = {
.get_fan_control_mode = smu_v13_0_get_fan_control_mode,
.set_fan_control_mode = smu_v13_0_set_fan_control_mode,
.enable_mgpu_fan_boost = smu_v13_0_0_enable_mgpu_fan_boost,
.get_power_limit = smu_v13_0_0_get_power_limit,
.set_power_limit = smu_v13_0_set_power_limit,
};
void smu_v13_0_0_set_ppt_funcs(struct smu_context *smu)