189 lines
7.3 KiB
C++
189 lines
7.3 KiB
C++
#include <gpu.hpp>
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struct GpuMetrics_v1_1_t {
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uint16_t temperature_edge;
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uint16_t temperature_hotspot;
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uint16_t temperature_mem;
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uint16_t temperature_vrgfx;
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uint16_t temperature_vrsoc;
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uint16_t temperature_vrmem;
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uint16_t average_gfx_activity;
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uint16_t average_umc_activity;
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uint16_t average_mm_activity;
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uint16_t average_socket_power;
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uint64_t energy_accumulator;
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uint64_t system_clock_counter;
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uint16_t average_gfxclk_frequency;
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uint16_t average_socclk_frequency;
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uint16_t average_uclk_frequency;
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uint16_t average_vclk0_frequency;
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uint16_t average_dclk0_frequency;
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uint16_t average_vclk1_frequency;
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uint16_t average_dclk1_frequency;
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uint16_t current_gfxclk;
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uint16_t current_socclk;
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uint16_t current_uclk;
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uint16_t current_vclk0;
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uint16_t current_dclk0;
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uint16_t current_vclk1;
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uint16_t current_dclk1;
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uint32_t throttle_status;
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uint16_t current_fan_speed;
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uint16_t pcie_link_width;
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uint16_t pcie_link_speed;
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uint16_t padding;
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uint32_t gfx_activity_acc;
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uint32_t mem_activity_acc;
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uint16_t temperature_hbm;
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};
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struct GpuMetrics_v1_3_t {
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uint16_t temperature_edge;
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uint16_t temperature_hotspot;
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uint16_t temperature_mem;
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uint16_t temperature_vrgfx;
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uint16_t temperature_vrsoc;
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uint16_t temperature_vrmem;
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uint16_t average_gfx_activity;
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uint16_t average_umc_activity;
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uint16_t average_mm_activity;
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uint16_t average_socket_power;
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uint64_t energy_accumulator;
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uint64_t system_clock_counter;
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uint16_t average_gfxclk_frequency;
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uint16_t average_socclk_frequency;
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uint16_t average_uclk_frequency;
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uint16_t average_vclk0_frequency;
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uint16_t average_dclk0_frequency;
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uint16_t average_vclk1_frequency;
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uint16_t average_dclk1_frequency;
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uint16_t current_gfxclk;
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uint16_t current_socclk;
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uint16_t current_uclk;
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uint16_t current_vclk0;
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uint16_t current_dclk0;
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uint16_t current_vclk1;
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uint16_t current_dclk1;
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uint32_t throttle_status;
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uint16_t current_fan_speed;
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uint16_t pcie_link_width;
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uint16_t pcie_link_speed;
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uint16_t padding;
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uint32_t gfx_activity_acc;
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uint32_t mem_activity_acc;
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uint16_t temperature_hbm;
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uint64_t firmware_timestamp;
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uint16_t voltage_soc;
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uint16_t voltage_gfx;
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uint16_t voltage_mem;
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uint8_t padding1;
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};
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std::string detectGpuHwmon(std::string pci) {
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std::string path = getFirstDir("/sys/bus/pci/devices/" + pci + "/hwmon");
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std::println("[GpuHwmon] Detected path \"{}\"", path);
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return path;
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}
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GpuMetricsHeader_t getGpuMetricsHeader(std::string path) {
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GpuMetricsHeader_t header;
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std::ifstream f(path, std::ios::binary);
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if (f.good()) {
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f.read(reinterpret_cast<char *>(&header), sizeof(header));
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std::println("[GpuMetrics] header at path {} read, GpuMetrics_v{}_{}, size {}", path, header.format_revision, header.content_revision, header.structure_size);
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f.close();
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} else {
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std::println("[GpuMetrics] error reading header at path {} (wrong card # ?)", path); // should be err
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}
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return header;
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}
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/* will return empty metric if fails */
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auto getGpuMetrics(GpuMetricsHeader_t h, std::string path) {
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GpuMetrics_v1_3_t metrics;
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uint8_t rev = h.format_revision * 10 + h.content_revision;
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switch (rev) {
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case 13: {
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std::ifstream f(path, std::ios::binary);
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if (f.good()) {
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f.ignore(sizeof(h)); // skip header
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f.read(reinterpret_cast<char *>(&metrics), sizeof(metrics));
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f.close();
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}
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} break;
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}
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return metrics;
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}
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// clean abstraction of gpu_metrics + extra metrics from fs, works with rx7800xt
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gpu_t getGpu(GpuMetricsHeader_t header, std::string hw) {
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gpu_t gpu;
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uint8_t hwmon = 3;
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// these are always read from fs
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gpu.fan_speed = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/fan1_input"));
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gpu.vcore = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/in0_input")) / 1000.0;
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gpu.power_cap = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/power1_cap", 3));
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gpu.power_max = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/power1_cap_max", 3));
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// gpu.fan_pwm = std::stoi(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon)+ "/pwm1")); // not super useful
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gpu.vram_used = std::stoul(readFile(hw + "/mem_info_vram_used"));
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gpu.vram_total = std::stoul(readFile(hw + "/mem_info_vram_total"));
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auto metrics = getGpuMetrics(header, hw + "/gpu_metrics");
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// check if metrics valid, if not use fs
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if (header.structure_size != 0) {
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gpu.core_clock = metrics.average_vclk1_frequency; // why not gfxclock?
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gpu.mem_clock = metrics.average_gfxclk_frequency; // why gfxclock? min mem clock seems to be 96mhz, this is probably including time sleeping
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gpu.core_usage = metrics.average_gfx_activity;
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gpu.media_usage = metrics.average_mm_activity;
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gpu.umc_usage = metrics.average_umc_activity;
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gpu.edge_temp = metrics.temperature_edge;
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gpu.hotspot_temp = metrics.temperature_hotspot;
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gpu.mem_temp = metrics.temperature_mem;
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gpu.gfx_vrm_temp = metrics.temperature_vrgfx;
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gpu.soc_vrm_temp = metrics.temperature_vrsoc;
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gpu.mem_vrm_temp = metrics.temperature_vrmem;
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gpu.power_avg = metrics.average_socket_power;
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} else {
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gpu.core_clock = std::stoll(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/freq1_input", 16)) / 1000000;
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gpu.mem_clock = std::stoll(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/freq2_input", 16)) / 1000000;
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gpu.vcore = std::stod(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/in0_input", 8)) / 1000.0;
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gpu.power_avg = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/power1_input", 3));
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gpu.edge_temp = std::stol(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon) + "/temp1_input", 2));
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gpu.core_usage = std::stoi(readFile(hw + "/gpu_busy_percent"));
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}
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if (gpu.fan_speed > 9999)
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gpu.fan_speed = 9999;
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return gpu;
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}
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gpu_t getGpu(std::string hwmon) {
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gpu_t gpu;
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// these are always read from fs
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gpu.fan_speed = std::stol(readFile(hwmon + "/fan1_input", 4));
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gpu.vcore = std::stol(readFile(hwmon + "/in0_input", 4)) / 1000.0;
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gpu.power_cap = std::stol(readFile(hwmon + "/power1_cap", 16)) / 1000000;
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// gpu.power_max = std::stol(readFile(hwmon + "/power1_cap_max", 16)) / 1000000;
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// gpu.fan_pwm = std::stoi(readFile(hw + "/hwmon/hwmon" + std::to_string(hwmon)+ "/pwm1")); // not super useful
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gpu.vram_used = std::stoul(readFile(hwmon + "/../../mem_info_vram_used", 16));
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// gpu.vram_total = std::stoul(readFile(hwmon + "/../../mem_info_vram_total", 16));
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// these also exist in gpu_metrics?
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gpu.core_clock = std::stoll(readFile(hwmon + "/freq1_input", 16)) / 1000000;
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gpu.mem_clock = std::stoll(readFile(hwmon + "/freq2_input", 16)) / 1000000;
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gpu.power_avg = std::stol(readFile(hwmon + "/power1_input", 16)) / 1000000;
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gpu.edge_temp = std::stol(readFile(hwmon + "/temp1_input", 2));
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gpu.core_usage = std::stoi(readFile(hwmon + "/../../gpu_busy_percent"));
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if (gpu.fan_speed > 9999)
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gpu.fan_speed = 9999;
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return gpu;
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} |