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drm/amd/powerplay: define an universal data structure for gpu metrics (V4)

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Thus we can provide an interface for UMD to retrieve gpu metrics data.

V2: better naming and comments
V3: two structures created for dGPU and APU separately
V4: add driver attached timestamp

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan
2020-07-23 16:07:01 +08:00
committed by Alex Deucher
parent c16ce56240
commit 39c5a1cef8
1 changed files with 108 additions and 0 deletions
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108
drivers/gpu/drm/amd/include/kgd_pp_interface.h
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@@ -324,4 +324,112 @@ struct amd_pm_funcs {
int (*set_xgmi_pstate)(void *handle, uint32_t pstate);
};
struct metrics_table_header {
uint16_t structure_size;
uint8_t format_revision;
uint8_t content_revision;
};
struct gpu_metrics_v1_0 {
struct metrics_table_header common_header;
/* Driver attached timestamp (in ns) */
uint64_t system_clock_counter;
/* Temperature */
uint16_t temperature_edge;
uint16_t temperature_hotspot;
uint16_t temperature_mem;
uint16_t temperature_vrgfx;
uint16_t temperature_vrsoc;
uint16_t temperature_vrmem;
/* Utilization */
uint16_t average_gfx_activity;
uint16_t average_umc_activity; // memory controller
uint16_t average_mm_activity; // UVD or VCN
/* Power/Energy */
uint16_t average_socket_power;
uint32_t energy_accumulator;
/* Average clocks */
uint16_t average_gfxclk_frequency;
uint16_t average_socclk_frequency;
uint16_t average_uclk_frequency;
uint16_t average_vclk0_frequency;
uint16_t average_dclk0_frequency;
uint16_t average_vclk1_frequency;
uint16_t average_dclk1_frequency;
/* Current clocks */
uint16_t current_gfxclk;
uint16_t current_socclk;
uint16_t current_uclk;
uint16_t current_vclk0;
uint16_t current_dclk0;
uint16_t current_vclk1;
uint16_t current_dclk1;
/* Throttle status */
uint32_t throttle_status;
/* Fans */
uint16_t current_fan_speed;
/* Link width/speed */
uint8_t pcie_link_width;
uint8_t pcie_link_speed; // in 0.1 GT/s
};
struct gpu_metrics_v2_0 {
struct metrics_table_header common_header;
/* Driver attached timestamp (in ns) */
uint64_t system_clock_counter;
/* Temperature */
uint16_t temperature_gfx; // gfx temperature on APUs
uint16_t temperature_soc; // soc temperature on APUs
uint16_t temperature_core[8]; // CPU core temperature on APUs
uint16_t temperature_l3[2];
/* Utilization */
uint16_t average_gfx_activity;
uint16_t average_mm_activity; // UVD or VCN
/* Power/Energy */
uint16_t average_socket_power; // dGPU + APU power on A + A platform
uint16_t average_cpu_power;
uint16_t average_soc_power;
uint16_t average_gfx_power;
uint16_t average_core_power[8]; // CPU core power on APUs
/* 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]; // CPU core clocks
uint16_t current_l3clk[2];
/* Throttle status */
uint32_t throttle_status;
/* Fans */
uint16_t fan_pwm;
uint16_t padding;
};
#endif