162306a36Sopenharmony_ci/* SPDX-License-Identifier: MIT */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright © 2019 Intel Corporation 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#ifndef __I915_PERF_H__ 762306a36Sopenharmony_ci#define __I915_PERF_H__ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/kref.h> 1062306a36Sopenharmony_ci#include <linux/types.h> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci#include "i915_perf_types.h" 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_cistruct drm_device; 1562306a36Sopenharmony_cistruct drm_file; 1662306a36Sopenharmony_cistruct drm_i915_private; 1762306a36Sopenharmony_cistruct i915_oa_config; 1862306a36Sopenharmony_cistruct intel_context; 1962306a36Sopenharmony_cistruct intel_engine_cs; 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ciint i915_perf_init(struct drm_i915_private *i915); 2262306a36Sopenharmony_civoid i915_perf_fini(struct drm_i915_private *i915); 2362306a36Sopenharmony_civoid i915_perf_register(struct drm_i915_private *i915); 2462306a36Sopenharmony_civoid i915_perf_unregister(struct drm_i915_private *i915); 2562306a36Sopenharmony_ciint i915_perf_ioctl_version(struct drm_i915_private *i915); 2662306a36Sopenharmony_ciint i915_perf_sysctl_register(void); 2762306a36Sopenharmony_civoid i915_perf_sysctl_unregister(void); 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ciint i915_perf_open_ioctl(struct drm_device *dev, void *data, 3062306a36Sopenharmony_ci struct drm_file *file); 3162306a36Sopenharmony_ciint i915_perf_add_config_ioctl(struct drm_device *dev, void *data, 3262306a36Sopenharmony_ci struct drm_file *file); 3362306a36Sopenharmony_ciint i915_perf_remove_config_ioctl(struct drm_device *dev, void *data, 3462306a36Sopenharmony_ci struct drm_file *file); 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_civoid i915_oa_init_reg_state(const struct intel_context *ce, 3762306a36Sopenharmony_ci const struct intel_engine_cs *engine); 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_cistruct i915_oa_config * 4062306a36Sopenharmony_cii915_perf_get_oa_config(struct i915_perf *perf, int metrics_set); 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_cistatic inline struct i915_oa_config * 4362306a36Sopenharmony_cii915_oa_config_get(struct i915_oa_config *oa_config) 4462306a36Sopenharmony_ci{ 4562306a36Sopenharmony_ci if (kref_get_unless_zero(&oa_config->ref)) 4662306a36Sopenharmony_ci return oa_config; 4762306a36Sopenharmony_ci else 4862306a36Sopenharmony_ci return NULL; 4962306a36Sopenharmony_ci} 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_civoid i915_oa_config_release(struct kref *ref); 5262306a36Sopenharmony_cistatic inline void i915_oa_config_put(struct i915_oa_config *oa_config) 5362306a36Sopenharmony_ci{ 5462306a36Sopenharmony_ci if (!oa_config) 5562306a36Sopenharmony_ci return; 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci kref_put(&oa_config->ref, i915_oa_config_release); 5862306a36Sopenharmony_ci} 5962306a36Sopenharmony_ci 6062306a36Sopenharmony_ciu32 i915_perf_oa_timestamp_frequency(struct drm_i915_private *i915); 6162306a36Sopenharmony_ci 6262306a36Sopenharmony_ci#endif /* __I915_PERF_H__ */ 63