55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
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/**************************************************************************
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* Copyright (c) 2009-2011, Intel Corporation.
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* All Rights Reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Benjamin Defnet <benjamin.r.defnet@intel.com>
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* Rajesh Poornachandran <rajesh.poornachandran@intel.com>
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* Massively reworked
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* Alan Cox <alan@linux.intel.com>
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*/
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#ifndef _PSB_POWERMGMT_H_
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#define _PSB_POWERMGMT_H_
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#include <linux/pci.h>
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struct device;
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struct drm_device;
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void gma_power_init(struct drm_device *dev);
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void gma_power_uninit(struct drm_device *dev);
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/*
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* The kernel bus power management will call these functions
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*/
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int gma_power_suspend(struct device *dev);
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int gma_power_resume(struct device *dev);
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/*
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* These are the functions the driver should use to wrap all hw access
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* (i.e. register reads and writes)
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*/
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bool gma_power_begin(struct drm_device *dev, bool force);
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void gma_power_end(struct drm_device *dev);
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#endif /*_PSB_POWERMGMT_H_*/
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