linux/drivers/gpu/drm/i915/display/intel_global_state.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2020 Intel Corporation
 */

#ifndef __INTEL_GLOBAL_STATE_H__
#define __INTEL_GLOBAL_STATE_H__

#include <linux/kref.h>
#include <linux/list.h>

struct drm_i915_private;
struct intel_atomic_state;
struct intel_global_obj;
struct intel_global_state;

struct intel_global_state_funcs { … };

struct intel_global_obj { … };

#define intel_for_each_global_obj(obj, dev_priv) …

#define for_each_new_global_obj_in_state(__state, obj, new_obj_state, __i) …

#define for_each_old_global_obj_in_state(__state, obj, old_obj_state, __i) …

#define for_each_oldnew_global_obj_in_state(__state, obj, old_obj_state, new_obj_state, __i) …

struct intel_global_commit;

struct intel_global_state { … };

struct __intel_global_objs_state { … };

void intel_atomic_global_obj_init(struct drm_i915_private *dev_priv,
				  struct intel_global_obj *obj,
				  struct intel_global_state *state,
				  const struct intel_global_state_funcs *funcs);
void intel_atomic_global_obj_cleanup(struct drm_i915_private *dev_priv);

struct intel_global_state *
intel_atomic_get_global_obj_state(struct intel_atomic_state *state,
				  struct intel_global_obj *obj);
struct intel_global_state *
intel_atomic_get_old_global_obj_state(struct intel_atomic_state *state,
				      struct intel_global_obj *obj);
struct intel_global_state *
intel_atomic_get_new_global_obj_state(struct intel_atomic_state *state,
				      struct intel_global_obj *obj);

void intel_atomic_swap_global_state(struct intel_atomic_state *state);
void intel_atomic_clear_global_state(struct intel_atomic_state *state);
int intel_atomic_lock_global_state(struct intel_global_state *obj_state);
int intel_atomic_serialize_global_state(struct intel_global_state *obj_state);

int intel_atomic_global_state_setup_commit(struct intel_atomic_state *state);
void intel_atomic_global_state_commit_done(struct intel_atomic_state *state);
int intel_atomic_global_state_wait_for_dependencies(struct intel_atomic_state *state);

bool intel_atomic_global_state_is_serialized(struct intel_atomic_state *state);

#endif