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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_GT_TYPES__
#define __INTEL_GT_TYPES__
#include <linux/ktime.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/notifier.h>
#include <linux/spinlock.h>
#include <linux/types.h>
#include "i915_vma.h"
#include "intel_wakeref.h"
struct drm_i915_private;
struct intel_uncore;
struct intel_gt {
struct drm_i915_private *i915;
struct intel_uncore *uncore;
struct i915_gt_timelines {
struct mutex mutex; /* protects list, tainted by GPU */
struct list_head active_list;
/* Pack multiple timelines' seqnos into the same page */
spinlock_t hwsp_lock;
struct list_head hwsp_free_list;
} timelines;
struct list_head active_rings;
struct intel_wakeref wakeref;
struct list_head closed_vma;
spinlock_t closed_lock; /* guards the list of closed_vma */
/**
* Is the GPU currently considered idle, or busy executing
* userspace requests? Whilst idle, we allow runtime power
* management to power down the hardware and display clocks.
* In order to reduce the effect on performance, there
* is a slight delay before we do so.
*/
intel_wakeref_t awake;
struct blocking_notifier_head pm_notifications;
ktime_t last_init_time;
struct i915_vma *scratch;
};
#endif /* __INTEL_GT_TYPES_H__ */
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