From f1c378593153c93ed1db6ec8c025fa388474dd12 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Fri, 24 Jul 2020 10:42:39 +0800 Subject: drm/amd/powerplay: add Arcturus support for gpu metrics export Add Arcturus gpu metrics export interface. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 92 ++++++++++++++++++++++++++ drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 + drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h | 2 + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 14 ++++ 4 files changed, 111 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index d292898120be..5aa0d5b03f7e 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -79,6 +79,8 @@ /* possible frequency drift (1Mhz) */ #define EPSILON 1 +#define smnPCIE_ESM_CTRL 0x111003D0 + static const struct cmn2asic_msg_mapping arcturus_message_map[SMU_MSG_MAX_COUNT] = { MSG_MAP(TestMessage, PPSMC_MSG_TestMessage, 0), MSG_MAP(GetSmuVersion, PPSMC_MSG_GetSmuVersion, 1), @@ -234,6 +236,13 @@ static int arcturus_tables_init(struct smu_context *smu) return -ENOMEM; smu_table->metrics_time = 0; + smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v1_0); + smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL); + if (!smu_table->gpu_metrics_table) { + kfree(smu_table->metrics_table); + return -ENOMEM; + } + return 0; } @@ -2242,6 +2251,88 @@ static void arcturus_log_thermal_throttling_event(struct smu_context *smu) kgd2kfd_smi_event_throttle(smu->adev->kfd.dev, throttler_status); } +static int arcturus_get_current_pcie_link_speed(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t esm_ctrl; + + /* TODO: confirm this on real target */ + esm_ctrl = RREG32_PCIE(smnPCIE_ESM_CTRL); + if ((esm_ctrl >> 15) & 0x1FFFF) + return (((esm_ctrl >> 8) & 0x3F) + 128); + + return smu_v11_0_get_current_pcie_link_speed(smu); +} + +static ssize_t arcturus_get_gpu_metrics(struct smu_context *smu, + void **table) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct gpu_metrics_v1_0 *gpu_metrics = + (struct gpu_metrics_v1_0 *)smu_table->gpu_metrics_table; + SmuMetrics_t metrics; + int ret = 0; + + mutex_lock(&smu->metrics_lock); + + ret = smu_cmn_update_table(smu, + SMU_TABLE_SMU_METRICS, + 0, + smu_table->metrics_table, + false); + if (ret) { + dev_info(smu->adev->dev, "Failed to export SMU metrics table!\n"); + mutex_unlock(&smu->metrics_lock); + return ret; + } + smu_table->metrics_time = jiffies; + + memcpy(&metrics, smu_table->metrics_table, sizeof(SmuMetrics_t)); + + mutex_unlock(&smu->metrics_lock); + + smu_v11_0_init_gpu_metrics_v1_0(gpu_metrics); + + gpu_metrics->temperature_edge = metrics.TemperatureEdge; + gpu_metrics->temperature_hotspot = metrics.TemperatureHotspot; + gpu_metrics->temperature_mem = metrics.TemperatureHBM; + gpu_metrics->temperature_vrgfx = metrics.TemperatureVrGfx; + gpu_metrics->temperature_vrsoc = metrics.TemperatureVrSoc; + gpu_metrics->temperature_vrmem = metrics.TemperatureVrMem; + + gpu_metrics->average_gfx_activity = metrics.AverageGfxActivity; + gpu_metrics->average_umc_activity = metrics.AverageUclkActivity; + gpu_metrics->average_mm_activity = metrics.VcnActivityPercentage; + + gpu_metrics->average_socket_power = metrics.AverageSocketPower; + gpu_metrics->energy_accumulator = metrics.EnergyAccumulator; + + gpu_metrics->average_gfxclk_frequency = metrics.AverageGfxclkFrequency; + gpu_metrics->average_socclk_frequency = metrics.AverageSocclkFrequency; + gpu_metrics->average_uclk_frequency = metrics.AverageUclkFrequency; + gpu_metrics->average_vclk0_frequency = metrics.AverageVclkFrequency; + gpu_metrics->average_dclk0_frequency = metrics.AverageDclkFrequency; + + gpu_metrics->current_gfxclk = metrics.CurrClock[PPCLK_GFXCLK]; + gpu_metrics->current_socclk = metrics.CurrClock[PPCLK_SOCCLK]; + gpu_metrics->current_uclk = metrics.CurrClock[PPCLK_UCLK]; + gpu_metrics->current_vclk0 = metrics.CurrClock[PPCLK_VCLK]; + gpu_metrics->current_dclk0 = metrics.CurrClock[PPCLK_DCLK]; + + gpu_metrics->throttle_status = metrics.ThrottlerStatus; + + gpu_metrics->current_fan_speed = metrics.CurrFanSpeed; + + gpu_metrics->pcie_link_width = + smu_v11_0_get_current_pcie_link_width(smu); + gpu_metrics->pcie_link_speed = + arcturus_get_current_pcie_link_speed(smu); + + *table = (void *)gpu_metrics; + + return sizeof(struct gpu_metrics_v1_0); +} + static const struct pptable_funcs arcturus_ppt_funcs = { /* init dpm */ .get_allowed_feature_mask = arcturus_get_allowed_feature_mask, @@ -2319,6 +2410,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .log_thermal_throttling_event = arcturus_log_thermal_throttling_event, .get_pp_feature_mask = smu_cmn_get_pp_feature_mask, .set_pp_feature_mask = smu_cmn_set_pp_feature_mask, + .get_gpu_metrics = arcturus_get_gpu_metrics, }; void arcturus_set_ppt_funcs(struct smu_context *smu) diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index a08155b83289..ec2d2aa7f4ec 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -274,6 +274,9 @@ struct smu_table_context void *overdrive_table; void *boot_overdrive_table; + + uint32_t gpu_metrics_table_size; + void *gpu_metrics_table; }; struct smu_dpm_context { diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h index aeb12654257e..f2a522176ca0 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h +++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h @@ -272,5 +272,7 @@ int smu_v11_0_get_current_pcie_link_speed_level(struct smu_context *smu); int smu_v11_0_get_current_pcie_link_speed(struct smu_context *smu); +void smu_v11_0_init_gpu_metrics_v1_0(struct gpu_metrics_v1_0 *gpu_metrics); + #endif #endif diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index ff90e20eed5c..ff574ebc179e 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -417,10 +417,12 @@ int smu_v11_0_fini_smc_tables(struct smu_context *smu) struct smu_table_context *smu_table = &smu->smu_table; struct smu_dpm_context *smu_dpm = &smu->smu_dpm; + kfree(smu_table->gpu_metrics_table); kfree(smu_table->boot_overdrive_table); kfree(smu_table->overdrive_table); kfree(smu_table->max_sustainable_clocks); kfree(smu_table->driver_pptable); + smu_table->gpu_metrics_table = NULL; smu_table->boot_overdrive_table = NULL; smu_table->overdrive_table = NULL; smu_table->max_sustainable_clocks = NULL; @@ -1971,3 +1973,15 @@ int smu_v11_0_get_current_pcie_link_speed(struct smu_context *smu) return link_speed[speed_level]; } + +void smu_v11_0_init_gpu_metrics_v1_0(struct gpu_metrics_v1_0 *gpu_metrics) +{ + memset(gpu_metrics, 0xFF, sizeof(struct gpu_metrics_v1_0)); + + gpu_metrics->common_header.structure_size = + sizeof(struct gpu_metrics_v1_0); + gpu_metrics->common_header.format_revision = 1; + gpu_metrics->common_header.content_revision = 0; + + gpu_metrics->system_clock_counter = ktime_get_boottime_ns(); +} -- cgit v1.2.3