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
Change-Id: Ibc2d5c642eff732c082f8447348749a44dc35be3
Signed-off-by: Evan Quan <evan.q...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
---
.../gpu/drm/amd/include/kgd_pp_interface.h | 102 ++++++++++++++++++
1 file changed, 102 insertions(+)
diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index a7f92d0b3a90..5122f8e5436a 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -324,4 +324,106 @@ 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;
+
+ /* 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;
+
+ /* 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
--
2.28.0
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