77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Host notify class driver
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*
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* Copyright (C) 2011-2022 Samsung, Inc.
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* Author: Dongrak Shin <dongrak.shin@samsung.com>
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*
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*/
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/* usb notify layer v3.7 */
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#ifndef __LINUX_HOST_NOTIFY_H__
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#define __LINUX_HOST_NOTIFY_H__
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enum host_uevent_state {
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NOTIFY_HOST_NONE,
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NOTIFY_HOST_ADD,
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NOTIFY_HOST_REMOVE,
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NOTIFY_HOST_OVERCURRENT,
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NOTIFY_HOST_LOWBATT,
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NOTIFY_HOST_BLOCK,
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NOTIFY_HOST_UNKNOWN,
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NOTIFY_HOST_SOURCE,
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NOTIFY_HOST_SINK,
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};
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enum host_uevent_type {
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NOTIFY_UNKNOWN_STATE,
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NOTIFY_HOST_STATE,
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NOTIFY_POWER_STATE,
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};
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enum otg_hostnotify_mode {
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NOTIFY_NONE_MODE,
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NOTIFY_HOST_MODE,
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NOTIFY_PERIPHERAL_MODE,
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NOTIFY_TEST_MODE,
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};
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enum booster_power {
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NOTIFY_POWER_OFF,
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NOTIFY_POWER_ON,
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};
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enum set_command {
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NOTIFY_SET_OFF,
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NOTIFY_SET_ON,
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};
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struct host_notify_dev {
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const char *name;
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struct device *dev;
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int index;
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int host_state;
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int host_change;
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int power_state;
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int power_change;
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int mode;
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int booster;
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int (*set_mode)(bool on);
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int (*set_booster)(bool on);
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};
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#ifdef CONFIG_USB_HOST_NOTIFY
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extern int host_state_notify(struct host_notify_dev *ndev, int state);
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extern int host_notify_dev_register(struct host_notify_dev *ndev);
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extern void host_notify_dev_unregister(struct host_notify_dev *ndev);
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#else
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static inline int host_state_notify(struct host_notify_dev *ndev, int state)
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{return 0; }
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static inline int host_notify_dev_register(struct host_notify_dev *ndev)
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{return 0; }
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static inline void host_notify_dev_unregister(struct host_notify_dev *ndev) {}
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#endif
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#endif /* __LINUX_HOST_NOTIFY_H__ */
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