1 /* 2 * Copyright 2024 Intel Corporation 3 * SPDX-License-Identifier: MIT 4 */ 5 6 #pragma once 7 8 #include <stdbool.h> 9 #include <stddef.h> 10 #include <stdint.h> 11 12 struct intel_perf_config; 13 struct intel_perf_registers; 14 struct drm_i915_perf_oa_config; 15 16 uint64_t i915_perf_get_oa_format(struct intel_perf_config *perf); 17 18 int i915_perf_stream_open(struct intel_perf_config *perf_config, int drm_fd, 19 uint32_t ctx_id, uint64_t metrics_set_id, 20 uint64_t report_format, uint64_t period_exponent, 21 bool hold_preemption, bool enable); 22 int i915_perf_stream_read_samples(struct intel_perf_config *perf_config, int perf_stream_fd, uint8_t *buffer, size_t buffer_len); 23 int i915_perf_stream_set_state(int perf_stream_fd, bool enable); 24 int i915_perf_stream_set_metrics_id(int perf_stream_fd, uint64_t metrics_set_id); 25 26 struct intel_perf_registers *i915_perf_load_configurations(struct intel_perf_config *perf_cfg, int fd, const char *guid); 27 28 bool i915_oa_metrics_available(struct intel_perf_config *perf, int fd, bool use_register_snapshots); 29 30 bool i915_has_dynamic_config_support(struct intel_perf_config *perf, int fd); 31 uint64_t i915_add_config(struct intel_perf_config *perf, int fd, 32 const struct intel_perf_registers *config, 33 const char *guid); 34 int i915_remove_config(struct intel_perf_config *perf, int fd, uint64_t config_id); 35