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linux-next/drivers/mfd/intel-lpss.h
Rafael J. Wysocki e00952c790 PM / mfd: intel-lpss: Push system sleep callbacks to late/early stages
Push the system suspend/resume callbacks of intel-lpss to the late
suspend/early resume stages to allow child device callbacks to be
pushed to the late/early stages of suspend/resume too, so as to
make it possible to avoid resuming the children if they are runtime-
suspended during system suspend going forward.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Tested-by: Johannes Stezenbach <js@sig21.net>
Tested-by: Rajat Jain <rajatja@google.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2017-10-05 12:59:54 +02:00

62 lines
1.5 KiB
C

/*
* Intel LPSS core support.
*
* Copyright (C) 2015, Intel Corporation
*
* Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
* Mika Westerberg <mika.westerberg@linux.intel.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __MFD_INTEL_LPSS_H
#define __MFD_INTEL_LPSS_H
struct device;
struct resource;
struct property_entry;
struct intel_lpss_platform_info {
struct resource *mem;
int irq;
unsigned long clk_rate;
const char *clk_con_id;
struct property_entry *properties;
};
int intel_lpss_probe(struct device *dev,
const struct intel_lpss_platform_info *info);
void intel_lpss_remove(struct device *dev);
#ifdef CONFIG_PM
int intel_lpss_prepare(struct device *dev);
int intel_lpss_suspend(struct device *dev);
int intel_lpss_resume(struct device *dev);
#ifdef CONFIG_PM_SLEEP
#define INTEL_LPSS_SLEEP_PM_OPS \
.prepare = intel_lpss_prepare, \
SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume)
#else
#define INTEL_LPSS_SLEEP_PM_OPS
#endif
#define INTEL_LPSS_RUNTIME_PM_OPS \
.runtime_suspend = intel_lpss_suspend, \
.runtime_resume = intel_lpss_resume,
#else /* !CONFIG_PM */
#define INTEL_LPSS_SLEEP_PM_OPS
#define INTEL_LPSS_RUNTIME_PM_OPS
#endif /* CONFIG_PM */
#define INTEL_LPSS_PM_OPS(name) \
const struct dev_pm_ops name = { \
INTEL_LPSS_SLEEP_PM_OPS \
INTEL_LPSS_RUNTIME_PM_OPS \
}
#endif /* __MFD_INTEL_LPSS_H */