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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7645b19d9b
Keep all the device-level PM management in intel_runtime_pm.h/c and move all the display specific bits into their own file. Also add the new header to Makefile.header-test. Apart from the giant code move, the only difference is with the intel_runtime_<get/put>_raw() functions, which are now exposed in the header. The _put() version is also not conditionally compiled anymore since it is ok to always pass the wakeref taken from the _get() to __intel_runtime_pm_put (it is -1 if tracking is disabled). Suggested-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Imre Deak <imre.deak@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20190531222409.9177-2-daniele.ceraolospurio@intel.com
64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef __INTEL_RUNTIME_PM_H__
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#define __INTEL_RUNTIME_PM_H__
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#include <linux/types.h>
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#include "intel_display.h"
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#include "intel_wakeref.h"
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struct drm_i915_private;
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struct drm_printer;
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enum i915_drm_suspend_mode {
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I915_DRM_SUSPEND_IDLE,
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I915_DRM_SUSPEND_MEM,
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I915_DRM_SUSPEND_HIBERNATE,
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};
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void intel_runtime_pm_init_early(struct drm_i915_private *dev_priv);
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void intel_runtime_pm_enable(struct drm_i915_private *dev_priv);
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void intel_runtime_pm_disable(struct drm_i915_private *dev_priv);
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void intel_runtime_pm_cleanup(struct drm_i915_private *dev_priv);
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intel_wakeref_t intel_runtime_pm_get(struct drm_i915_private *i915);
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intel_wakeref_t intel_runtime_pm_get_if_in_use(struct drm_i915_private *i915);
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intel_wakeref_t intel_runtime_pm_get_noresume(struct drm_i915_private *i915);
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intel_wakeref_t intel_runtime_pm_get_raw(struct drm_i915_private *i915);
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#define with_intel_runtime_pm(i915, wf) \
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for ((wf) = intel_runtime_pm_get(i915); (wf); \
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intel_runtime_pm_put((i915), (wf)), (wf) = 0)
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#define with_intel_runtime_pm_if_in_use(i915, wf) \
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for ((wf) = intel_runtime_pm_get_if_in_use(i915); (wf); \
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intel_runtime_pm_put((i915), (wf)), (wf) = 0)
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void intel_runtime_pm_put_unchecked(struct drm_i915_private *i915);
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#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM)
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void intel_runtime_pm_put(struct drm_i915_private *i915, intel_wakeref_t wref);
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#else
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static inline void
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intel_runtime_pm_put(struct drm_i915_private *i915, intel_wakeref_t wref)
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{
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intel_runtime_pm_put_unchecked(i915);
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}
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#endif
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void intel_runtime_pm_put_raw(struct drm_i915_private *i915, intel_wakeref_t wref);
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#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM)
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void print_intel_runtime_pm_wakeref(struct drm_i915_private *i915,
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struct drm_printer *p);
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#else
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static inline void print_intel_runtime_pm_wakeref(struct drm_i915_private *i915,
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struct drm_printer *p)
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{
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}
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#endif
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#endif /* __INTEL_RUNTIME_PM_H__ */
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