kernel/drivers/gpu/drm/i915/gt/intel_gt_pm.h
2024-07-22 17:22:30 +08:00

68 lines
1.5 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef INTEL_GT_PM_H
#define INTEL_GT_PM_H
#include <linux/types.h>
#include "intel_gt_types.h"
#include "intel_wakeref.h"
static inline bool intel_gt_pm_is_awake(const struct intel_gt *gt)
{
return intel_wakeref_is_active(&gt->wakeref);
}
static inline void intel_gt_pm_get(struct intel_gt *gt)
{
intel_wakeref_get(&gt->wakeref);
}
static inline void __intel_gt_pm_get(struct intel_gt *gt)
{
__intel_wakeref_get(&gt->wakeref);
}
static inline bool intel_gt_pm_get_if_awake(struct intel_gt *gt)
{
return intel_wakeref_get_if_active(&gt->wakeref);
}
static inline void intel_gt_pm_put(struct intel_gt *gt)
{
intel_wakeref_put(&gt->wakeref);
}
static inline void intel_gt_pm_put_async(struct intel_gt *gt)
{
intel_wakeref_put_async(&gt->wakeref);
}
static inline int intel_gt_pm_wait_for_idle(struct intel_gt *gt)
{
return intel_wakeref_wait_for_idle(&gt->wakeref);
}
void intel_gt_pm_init_early(struct intel_gt *gt);
void intel_gt_pm_init(struct intel_gt *gt);
void intel_gt_pm_fini(struct intel_gt *gt);
void intel_gt_suspend_prepare(struct intel_gt *gt);
void intel_gt_suspend_late(struct intel_gt *gt);
int intel_gt_resume(struct intel_gt *gt);
void intel_gt_runtime_suspend(struct intel_gt *gt);
int intel_gt_runtime_resume(struct intel_gt *gt);
ktime_t intel_gt_get_awake_time(const struct intel_gt *gt);
static inline bool is_mock_gt(const struct intel_gt *gt)
{
return I915_SELFTEST_ONLY(gt->awake == -ENODEV);
}
#endif /* INTEL_GT_PM_H */