55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/*
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* Copyright © 2015 Intel Corporation
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*
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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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef IGT_PM_H
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#define IGT_PM_H
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void igt_pm_enable_audio_runtime_pm(void);
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int8_t *igt_pm_enable_sata_link_power_management(void);
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void igt_pm_restore_sata_link_power_management(int8_t *pm_data);
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/**
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* igt_runtime_pm_status:
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* @IGT_RUNTIME_PM_STATUS_ACTIVE: device is active
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* @IGT_RUNTIME_PM_STATUS_SUSPENDED: device is suspended
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* @IGT_RUNTIME_PM_STATUS_SUSPENDING: device is in the process of suspending
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* @IGT_RUNTIME_PM_STATUS_RESUMING: device is in the process of resuming
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* @IGT_RUNTIME_PM_STATUS_UNKNOWN: unknown runtime PM status
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*
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* Symbolic values for runtime PM device status.
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*/
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enum igt_runtime_pm_status {
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IGT_RUNTIME_PM_STATUS_ACTIVE,
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IGT_RUNTIME_PM_STATUS_SUSPENDED,
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IGT_RUNTIME_PM_STATUS_SUSPENDING,
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IGT_RUNTIME_PM_STATUS_RESUMING,
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IGT_RUNTIME_PM_STATUS_UNKNOWN,
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};
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bool igt_setup_runtime_pm(void);
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void igt_restore_runtime_pm(void);
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enum igt_runtime_pm_status igt_get_runtime_pm_status(void);
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bool igt_wait_for_pm_status(enum igt_runtime_pm_status status);
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#endif /* IGT_PM_H */
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