From f9a45b76a1883b081fbe15466b11d0264e85d372 Mon Sep 17 00:00:00 2001 From: Lijo Lazar Date: Fri, 29 Sep 2023 11:35:19 +0530 Subject: drm/amd/pm: Add pm metrics support to SMU v13.0.6 Add support to fetch PM metrics sample from SMU v13.0.6 Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Reviewed-by: Yang Wang Signed-off-by: Alex Deucher --- .../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c index f723a4190ee5..8ccb8354bb49 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c @@ -120,6 +120,7 @@ struct mca_ras_info { #define P2S_TABLE_ID_A 0x50325341 #define P2S_TABLE_ID_X 0x50325358 +// clang-format off static const struct cmn2asic_msg_mapping smu_v13_0_6_message_map[SMU_MSG_MAX_COUNT] = { MSG_MAP(TestMessage, PPSMC_MSG_TestMessage, 0), MSG_MAP(GetSmuVersion, PPSMC_MSG_GetSmuVersion, 1), @@ -128,6 +129,7 @@ static const struct cmn2asic_msg_mapping smu_v13_0_6_message_map[SMU_MSG_MAX_COU MSG_MAP(DisableAllSmuFeatures, PPSMC_MSG_DisableAllSmuFeatures, 0), MSG_MAP(RequestI2cTransaction, PPSMC_MSG_RequestI2cTransaction, 0), MSG_MAP(GetMetricsTable, PPSMC_MSG_GetMetricsTable, 1), + MSG_MAP(GetMetricsVersion, PPSMC_MSG_GetMetricsVersion, 1), MSG_MAP(GetEnabledSmuFeaturesHigh, PPSMC_MSG_GetEnabledSmuFeaturesHigh, 1), MSG_MAP(GetEnabledSmuFeaturesLow, PPSMC_MSG_GetEnabledSmuFeaturesLow, 1), MSG_MAP(SetDriverDramAddrHigh, PPSMC_MSG_SetDriverDramAddrHigh, 1), @@ -171,6 +173,7 @@ static const struct cmn2asic_msg_mapping smu_v13_0_6_message_map[SMU_MSG_MAX_COU MSG_MAP(SelectPLPDMode, PPSMC_MSG_SelectPLPDMode, 0), }; +// clang-format on static const struct cmn2asic_mapping smu_v13_0_6_clk_map[SMU_CLK_COUNT] = { CLK_MAP(SOCCLK, PPCLK_SOCCLK), CLK_MAP(FCLK, PPCLK_FCLK), @@ -428,6 +431,41 @@ static int smu_v13_0_6_get_metrics_table(struct smu_context *smu, return 0; } +static ssize_t smu_v13_0_6_get_pm_metrics(struct smu_context *smu, + void *metrics, size_t max_size) +{ + struct smu_table_context *smu_tbl_ctxt = &smu->smu_table; + uint32_t table_version = smu_tbl_ctxt->tables[SMU_TABLE_SMU_METRICS].version; + uint32_t table_size = smu_tbl_ctxt->tables[SMU_TABLE_SMU_METRICS].size; + struct amdgpu_pm_metrics *pm_metrics = metrics; + uint32_t pmfw_version; + int ret; + + if (!pm_metrics || !max_size) + return -EINVAL; + + if (max_size < (table_size + sizeof(pm_metrics->common_header))) + return -EOVERFLOW; + + /* Don't use cached metrics data */ + ret = smu_v13_0_6_get_metrics_table(smu, pm_metrics->data, true); + if (ret) + return ret; + + smu_cmn_get_smc_version(smu, NULL, &pmfw_version); + + memset(&pm_metrics->common_header, 0, + sizeof(pm_metrics->common_header)); + pm_metrics->common_header.mp1_ip_discovery_version = + IP_VERSION(13, 0, 6); + pm_metrics->common_header.pmfw_version = pmfw_version; + pm_metrics->common_header.pmmetrics_version = table_version; + pm_metrics->common_header.structure_size = + sizeof(pm_metrics->common_header) + table_size; + + return pm_metrics->common_header.structure_size; +} + static int smu_v13_0_6_setup_driver_pptable(struct smu_context *smu) { struct smu_table_context *smu_table = &smu->smu_table; @@ -435,6 +473,7 @@ static int smu_v13_0_6_setup_driver_pptable(struct smu_context *smu) struct PPTable_t *pptable = (struct PPTable_t *)smu_table->driver_pptable; int ret, i, retry = 100; + uint32_t table_version; /* Store one-time values in driver PPTable */ if (!pptable->Init) { @@ -453,6 +492,13 @@ static int smu_v13_0_6_setup_driver_pptable(struct smu_context *smu) if (!retry) return -ETIME; + ret = smu_cmn_send_smc_msg(smu, SMU_MSG_GetMetricsVersion, + &table_version); + if (ret) + return ret; + smu_table->tables[SMU_TABLE_SMU_METRICS].version = + table_version; + pptable->MaxSocketPowerLimit = SMUQ10_ROUND(metrics->MaxSocketPowerLimit); pptable->MaxGfxclkFrequency = @@ -2864,6 +2910,7 @@ static const struct pptable_funcs smu_v13_0_6_ppt_funcs = { .log_thermal_throttling_event = smu_v13_0_6_log_thermal_throttling_event, .get_pp_feature_mask = smu_cmn_get_pp_feature_mask, .get_gpu_metrics = smu_v13_0_6_get_gpu_metrics, + .get_pm_metrics = smu_v13_0_6_get_pm_metrics, .get_thermal_temperature_range = smu_v13_0_6_get_thermal_temperature_range, .mode1_reset_is_support = smu_v13_0_6_is_mode1_reset_supported, .mode2_reset_is_support = smu_v13_0_6_is_mode2_reset_supported, -- cgit v1.2.3