[PATCH] drm/amd/pm: Vangogh: Add new gpu_metrics_v2_4 to acquire gpu_metrics

From: Wenyou Yang
Date: Wed May 31 2023 - 21:38:48 EST


To acquire the voltage and current info from gpu_metrics interface,
but gpu_metrics_v2_3 doesn't contain them, and to be backward compatible,
add new gpu_metrics_v2_4 structure.

Acked-by: Evan Quan <evan.quan@xxxxxxx>
Signed-off-by: Wenyou Yang <WenYou.Yang@xxxxxxx>
---
.../gpu/drm/amd/include/kgd_pp_interface.h | 69 +++++++++++
.../gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c | 109 ++++++++++++++++--
drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c | 3 +
3 files changed, 172 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index 9f542f6e19ed..0f37dafafcf9 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -892,4 +892,73 @@ struct gpu_metrics_v2_3 {
uint16_t average_temperature_core[8]; // average CPU core temperature on APUs
uint16_t average_temperature_l3[2];
};
+
+struct gpu_metrics_v2_4 {
+ struct metrics_table_header common_header;
+
+ /* Temperature */
+ uint16_t temperature_gfx;
+ uint16_t temperature_soc;
+ uint16_t temperature_core[8];
+ uint16_t temperature_l3[2];
+
+ /* Utilization */
+ uint16_t average_gfx_activity;
+ uint16_t average_mm_activity;
+
+ /* Driver attached timestamp (in ns) */
+ uint64_t system_clock_counter;
+
+ /* Power/Energy */
+ uint16_t average_socket_power;
+ uint16_t average_cpu_power;
+ uint16_t average_soc_power;
+ uint16_t average_gfx_power;
+ uint16_t average_core_power[8];
+
+ /* Average clocks */
+ uint16_t average_gfxclk_frequency;
+ uint16_t average_socclk_frequency;
+ uint16_t average_uclk_frequency;
+ uint16_t average_fclk_frequency;
+ uint16_t average_vclk_frequency;
+ uint16_t average_dclk_frequency;
+
+ /* Current clocks */
+ uint16_t current_gfxclk;
+ uint16_t current_socclk;
+ uint16_t current_uclk;
+ uint16_t current_fclk;
+ uint16_t current_vclk;
+ uint16_t current_dclk;
+ uint16_t current_coreclk[8];
+ uint16_t current_l3clk[2];
+
+ /* Throttle status (ASIC dependent) */
+ uint32_t throttle_status;
+
+ /* Fans */
+ uint16_t fan_pwm;
+
+ uint16_t padding[3];
+
+ /* Throttle status (ASIC independent) */
+ uint64_t indep_throttle_status;
+
+ /* Average Temperature */
+ uint16_t average_temperature_gfx;
+ uint16_t average_temperature_soc;
+ uint16_t average_temperature_core[8];
+ uint16_t average_temperature_l3[2];
+
+ /* Power/Voltage */
+ uint16_t average_cpu_voltage;
+ uint16_t average_soc_voltage;
+ uint16_t average_gfx_voltage;
+
+ /* Power/Current */
+ uint16_t average_cpu_current;
+ uint16_t average_soc_current;
+ uint16_t average_gfx_current;
+};
#endif
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index 067b4e0b026c..185d0b50ee8e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -1854,6 +1854,86 @@ static ssize_t vangogh_get_gpu_metrics_v2_3(struct smu_context *smu,
return sizeof(struct gpu_metrics_v2_3);
}

+static ssize_t vangogh_get_gpu_metrics_v2_4(struct smu_context *smu,
+ void **table)
+{
+ SmuMetrics_t metrics;
+ struct smu_table_context *smu_table = &smu->smu_table;
+ struct gpu_metrics_v2_4 *gpu_metrics =
+ (struct gpu_metrics_v2_4 *)smu_table->gpu_metrics_table;
+ int ret = 0;
+
+ ret = smu_cmn_get_metrics_table(smu, &metrics, true);
+ if (ret)
+ return ret;
+
+ smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 4);
+
+ gpu_metrics->temperature_gfx = metrics.Current.GfxTemperature;
+ gpu_metrics->temperature_soc = metrics.Current.SocTemperature;
+ memcpy(&gpu_metrics->temperature_core[0],
+ &metrics.Current.CoreTemperature[0],
+ sizeof(uint16_t) * 4);
+ gpu_metrics->temperature_l3[0] = metrics.Current.L3Temperature[0];
+
+ gpu_metrics->average_temperature_gfx = metrics.Average.GfxTemperature;
+ gpu_metrics->average_temperature_soc = metrics.Average.SocTemperature;
+ memcpy(&gpu_metrics->average_temperature_core[0],
+ &metrics.Average.CoreTemperature[0],
+ sizeof(uint16_t) * 4);
+ gpu_metrics->average_temperature_l3[0] = metrics.Average.L3Temperature[0];
+
+ gpu_metrics->average_gfx_activity = metrics.Current.GfxActivity;
+ gpu_metrics->average_mm_activity = metrics.Current.UvdActivity;
+
+ gpu_metrics->average_socket_power = metrics.Current.CurrentSocketPower;
+ gpu_metrics->average_cpu_power = metrics.Current.Power[0];
+ gpu_metrics->average_soc_power = metrics.Current.Power[1];
+ gpu_metrics->average_gfx_power = metrics.Current.Power[2];
+
+ gpu_metrics->average_cpu_voltage = metrics.Current.Voltage[0];
+ gpu_metrics->average_soc_voltage = metrics.Current.Voltage[1];
+ gpu_metrics->average_gfx_voltage = metrics.Current.Voltage[2];
+
+ gpu_metrics->average_cpu_current = metrics.Current.Current[0];
+ gpu_metrics->average_soc_current = metrics.Current.Current[1];
+ gpu_metrics->average_gfx_current = metrics.Current.Current[2];
+
+ memcpy(&gpu_metrics->average_core_power[0],
+ &metrics.Average.CorePower[0],
+ sizeof(uint16_t) * 4);
+
+ gpu_metrics->average_gfxclk_frequency = metrics.Average.GfxclkFrequency;
+ gpu_metrics->average_socclk_frequency = metrics.Average.SocclkFrequency;
+ gpu_metrics->average_uclk_frequency = metrics.Average.MemclkFrequency;
+ gpu_metrics->average_fclk_frequency = metrics.Average.MemclkFrequency;
+ gpu_metrics->average_vclk_frequency = metrics.Average.VclkFrequency;
+ gpu_metrics->average_dclk_frequency = metrics.Average.DclkFrequency;
+
+ gpu_metrics->current_gfxclk = metrics.Current.GfxclkFrequency;
+ gpu_metrics->current_socclk = metrics.Current.SocclkFrequency;
+ gpu_metrics->current_uclk = metrics.Current.MemclkFrequency;
+ gpu_metrics->current_fclk = metrics.Current.MemclkFrequency;
+ gpu_metrics->current_vclk = metrics.Current.VclkFrequency;
+ gpu_metrics->current_dclk = metrics.Current.DclkFrequency;
+
+ memcpy(&gpu_metrics->current_coreclk[0],
+ &metrics.Current.CoreFrequency[0],
+ sizeof(uint16_t) * 4);
+ gpu_metrics->current_l3clk[0] = metrics.Current.L3Frequency[0];
+
+ gpu_metrics->throttle_status = metrics.Current.ThrottlerStatus;
+ gpu_metrics->indep_throttle_status =
+ smu_cmn_get_indep_throttler_status(metrics.Current.ThrottlerStatus,
+ vangogh_throttler_map);
+
+ gpu_metrics->system_clock_counter = ktime_get_boottime_ns();
+
+ *table = (void *)gpu_metrics;
+
+ return sizeof(struct gpu_metrics_v2_4);
+}
+
static ssize_t vangogh_get_gpu_metrics(struct smu_context *smu,
void **table)
{
@@ -1923,23 +2003,34 @@ static ssize_t vangogh_common_get_gpu_metrics(struct smu_context *smu,
{
uint32_t if_version;
uint32_t smu_version;
+ uint32_t smu_program;
+ uint32_t fw_version;
int ret = 0;

ret = smu_cmn_get_smc_version(smu, &if_version, &smu_version);
- if (ret) {
+ if (ret)
return ret;
- }

- if (smu_version >= 0x043F3E00) {
- if (if_version < 0x3)
- ret = vangogh_get_legacy_gpu_metrics_v2_3(smu, table);
+ smu_program = (smu_version >> 24) & 0xff;
+ fw_version = smu_version & 0xffffff;
+ if (smu_program == 6) {
+ if (fw_version >= 0x3F0800)
+ ret = vangogh_get_gpu_metrics_v2_4(smu, table);
else
ret = vangogh_get_gpu_metrics_v2_3(smu, table);
+
} else {
- if (if_version < 0x3)
- ret = vangogh_get_legacy_gpu_metrics(smu, table);
- else
- ret = vangogh_get_gpu_metrics(smu, table);
+ if (smu_version >= 0x043F3E00) {
+ if (if_version < 0x3)
+ ret = vangogh_get_legacy_gpu_metrics_v2_3(smu, table);
+ else
+ ret = vangogh_get_gpu_metrics_v2_3(smu, table);
+ } else {
+ if (if_version < 0x3)
+ ret = vangogh_get_legacy_gpu_metrics(smu, table);
+ else
+ ret = vangogh_get_gpu_metrics(smu, table);
+ }
}

return ret;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
index 3ecb900e6ecd..cee5e32b4ff9 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
@@ -996,6 +996,9 @@ void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev)
case METRICS_VERSION(2, 3):
structure_size = sizeof(struct gpu_metrics_v2_3);
break;
+ case METRICS_VERSION(2, 4):
+ structure_size = sizeof(struct gpu_metrics_v2_4);
+ break;
default:
return;
}
--
2.39.2