OpenCloudOS-Kernel/drivers/gpu/drm/i915/intel_runtime_pm.h

143 lines
5.3 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_RUNTIME_PM_H__
#define __INTEL_RUNTIME_PM_H__
#include <linux/types.h>
#include "intel_display.h"
#include "intel_wakeref.h"
struct drm_i915_private;
struct drm_printer;
struct intel_encoder;
enum i915_drm_suspend_mode {
I915_DRM_SUSPEND_IDLE,
I915_DRM_SUSPEND_MEM,
I915_DRM_SUSPEND_HIBERNATE,
};
void skl_enable_dc6(struct drm_i915_private *dev_priv);
void gen9_sanitize_dc_state(struct drm_i915_private *dev_priv);
void bxt_enable_dc9(struct drm_i915_private *dev_priv);
void bxt_disable_dc9(struct drm_i915_private *dev_priv);
void gen9_enable_dc5(struct drm_i915_private *dev_priv);
void intel_runtime_pm_init_early(struct drm_i915_private *dev_priv);
int intel_power_domains_init(struct drm_i915_private *);
void intel_power_domains_cleanup(struct drm_i915_private *dev_priv);
void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume);
void intel_power_domains_fini_hw(struct drm_i915_private *dev_priv);
void icl_display_core_init(struct drm_i915_private *dev_priv, bool resume);
void icl_display_core_uninit(struct drm_i915_private *dev_priv);
void intel_power_domains_enable(struct drm_i915_private *dev_priv);
void intel_power_domains_disable(struct drm_i915_private *dev_priv);
void intel_power_domains_suspend(struct drm_i915_private *dev_priv,
enum i915_drm_suspend_mode);
void intel_power_domains_resume(struct drm_i915_private *dev_priv);
void hsw_enable_pc8(struct drm_i915_private *dev_priv);
void hsw_disable_pc8(struct drm_i915_private *dev_priv);
void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume);
void bxt_display_core_uninit(struct drm_i915_private *dev_priv);
void intel_runtime_pm_enable(struct drm_i915_private *dev_priv);
void intel_runtime_pm_disable(struct drm_i915_private *dev_priv);
void intel_runtime_pm_cleanup(struct drm_i915_private *dev_priv);
const char *
intel_display_power_domain_str(enum intel_display_power_domain domain);
bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain);
bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain);
intel_wakeref_t intel_display_power_get(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain);
intel_wakeref_t
intel_display_power_get_if_enabled(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain);
void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain);
void __intel_display_power_put_async(struct drm_i915_private *i915,
enum intel_display_power_domain domain,
intel_wakeref_t wakeref);
void intel_display_power_flush_work(struct drm_i915_private *i915);
#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM)
void intel_display_power_put(struct drm_i915_private *dev_priv,
enum intel_display_power_domain domain,
intel_wakeref_t wakeref);
static inline void
intel_display_power_put_async(struct drm_i915_private *i915,
enum intel_display_power_domain domain,
intel_wakeref_t wakeref)
{
__intel_display_power_put_async(i915, domain, wakeref);
}
#else
static inline void
intel_display_power_put(struct drm_i915_private *i915,
enum intel_display_power_domain domain,
intel_wakeref_t wakeref)
{
intel_display_power_put_unchecked(i915, domain);
}
static inline void
intel_display_power_put_async(struct drm_i915_private *i915,
enum intel_display_power_domain domain,
intel_wakeref_t wakeref)
{
__intel_display_power_put_async(i915, domain, -1);
}
#endif
#define with_intel_display_power(i915, domain, wf) \
for ((wf) = intel_display_power_get((i915), (domain)); (wf); \
intel_display_power_put_async((i915), (domain), (wf)), (wf) = 0)
void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
u8 req_slices);
intel_wakeref_t intel_runtime_pm_get(struct drm_i915_private *i915);
intel_wakeref_t intel_runtime_pm_get_if_in_use(struct drm_i915_private *i915);
intel_wakeref_t intel_runtime_pm_get_noresume(struct drm_i915_private *i915);
#define with_intel_runtime_pm(i915, wf) \
for ((wf) = intel_runtime_pm_get(i915); (wf); \
intel_runtime_pm_put((i915), (wf)), (wf) = 0)
#define with_intel_runtime_pm_if_in_use(i915, wf) \
for ((wf) = intel_runtime_pm_get_if_in_use(i915); (wf); \
intel_runtime_pm_put((i915), (wf)), (wf) = 0)
void intel_runtime_pm_put_unchecked(struct drm_i915_private *i915);
#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM)
void intel_runtime_pm_put(struct drm_i915_private *i915, intel_wakeref_t wref);
#else
static inline void
intel_runtime_pm_put(struct drm_i915_private *i915, intel_wakeref_t wref)
{
intel_runtime_pm_put_unchecked(i915);
}
#endif
#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM)
void print_intel_runtime_pm_wakeref(struct drm_i915_private *i915,
struct drm_printer *p);
#else
static inline void print_intel_runtime_pm_wakeref(struct drm_i915_private *i915,
struct drm_printer *p)
{
}
#endif
void chv_phy_powergate_lanes(struct intel_encoder *encoder,
bool override, unsigned int mask);
bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy,
enum dpio_channel ch, bool override);
#endif /* __INTEL_RUNTIME_PM_H__ */