146 lines
4.0 KiB
C
146 lines
4.0 KiB
C
/*
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* usb notify header
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*
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* Copyright (C) 2011-2013 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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#ifndef __LINUX_USB_NOTIFY_H__
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#define __LINUX_USB_NOTIFY_H__
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#include <linux/notifier.h>
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#include <linux/host_notify.h>
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#include <linux/notifier.h>
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#include <linux/external_notify.h>
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enum otg_notify_events {
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NOTIFY_EVENT_NONE,
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NOTIFY_EVENT_VBUS,
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NOTIFY_EVENT_HOST,
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NOTIFY_EVENT_CHARGER,
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NOTIFY_EVENT_SMARTDOCK_TA,
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NOTIFY_EVENT_SMARTDOCK_USB,
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NOTIFY_EVENT_AUDIODOCK,
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NOTIFY_EVENT_LANHUB,
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NOTIFY_EVENT_LANHUB_TA,
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NOTIFY_EVENT_MMDOCK,
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NOTIFY_EVENT_HMT,
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NOTIFY_EVENT_GAMEPAD,
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NOTIFY_EVENT_DRIVE_VBUS,
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NOTIFY_EVENT_ALLDISABLE_NOTIFY,
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NOTIFY_EVENT_HOSTDISABLE_NOTIFY,
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NOTIFY_EVENT_CLIENTDISABLE_NOTIFY,
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NOTIFY_EVENT_OVERCURRENT,
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NOTIFY_EVENT_SMSC_OVC,
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NOTIFY_EVENT_SMTD_EXT_CURRENT,
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NOTIFY_EVENT_MMD_EXT_CURRENT,
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NOTIFY_EVENT_DEVICE_CONNECT,
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NOTIFY_EVENT_GAMEPAD_CONNECT,
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NOTIFY_EVENT_VBUSPOWER,
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NOTIFY_EVENT_VIRTUAL,
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};
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#define VIRT_EVENT(a) (a+NOTIFY_EVENT_VIRTUAL)
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#define PHY_EVENT(a) (a%NOTIFY_EVENT_VIRTUAL)
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#define IS_VIRTUAL(a) (a >= NOTIFY_EVENT_VIRTUAL ? 1 : 0)
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enum otg_notify_event_status {
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NOTIFY_EVENT_DISABLED,
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NOTIFY_EVENT_DISABLING,
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NOTIFY_EVENT_ENABLED,
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NOTIFY_EVENT_ENABLING,
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NOTIFY_EVENT_BLOCKED,
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NOTIFY_EVENT_BLOCKING,
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};
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enum otg_notify_evt_type {
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NOTIFY_EVENT_EXTRA = (1 << 0),
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NOTIFY_EVENT_STATE = (1 << 1),
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NOTIFY_EVENT_DELAY = (1 << 2),
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NOTIFY_EVENT_NEED_VBUSDRIVE = (1 << 3),
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NOTIFY_EVENT_NOBLOCKING = (1 << 4),
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NOTIFY_EVENT_NOSAVE = (1 << 5),
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NOTIFY_EVENT_NEED_HOST = (1 << 6),
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NOTIFY_EVENT_NEED_CLIENT = (1 << 7),
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};
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enum otg_notify_block_type {
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NOTIFY_BLOCK_TYPE_NONE = 0,
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NOTIFY_BLOCK_TYPE_HOST = (1 << 0),
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NOTIFY_BLOCK_TYPE_CLIENT = (1 << 1),
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NOTIFY_BLOCK_TYPE_ALL = (1 << 0 | 1 << 1),
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};
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enum otg_notify_gpio {
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NOTIFY_VBUS,
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NOTIFY_REDRIVER,
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};
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enum ovc_check_value {
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HNOTIFY_LOW,
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HNOTIFY_HIGH,
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HNOTIFY_INITIAL,
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};
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struct otg_notify {
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struct atomic_notifier_head otg_notifier;
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struct blocking_notifier_head extra_notifier;
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int vbus_detect_gpio;
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int redriver_en_gpio;
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int is_wakelock;
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int unsupport_host;
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int smsc_ovc_poll_sec;
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int auto_drive_vbus;
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int booting_delay_sec;
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int disable_control;
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int device_check_sec;;
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const char *muic_name;
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int (*pre_gpio)(int gpio, int use);
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int (*post_gpio)(int gpio, int use);
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int (*vbus_drive)(bool);
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int (*set_host)(bool);
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int (*set_peripheral)(bool);
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int (*set_charger)(bool);
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int (*post_vbus_detect)(bool);
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int (*set_lanhubta)(int);
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int (*set_battcall)(int, int);
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void *o_data;
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};
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struct otg_booster {
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char *name;
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int (*booster)(bool);
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};
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#ifdef CONFIG_USB_NOTIFY_LAYER
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extern void send_otg_notify(struct otg_notify *n,
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unsigned long event, int enable);
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extern struct otg_booster *find_get_booster(void);
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extern int register_booster(struct otg_booster *b);
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extern int register_ovc_func(int (*check_state)(void *), void *data);
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extern int get_usb_mode(void);
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extern unsigned long get_cable_type(void);
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extern void *get_notify_data(struct otg_notify *n);
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extern void set_notify_data(struct otg_notify *n, void *data);
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extern struct otg_notify *get_otg_notify(void);
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extern int set_otg_notify(struct otg_notify *n);
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extern void put_otg_notify(struct otg_notify *n);
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#else
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static inline void send_otg_notify(struct otg_notify *n,
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unsigned long event, int enable) { }
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static inline struct otg_booster *find_get_booster(void) {return NULL; }
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static inline int register_booster(struct otg_booster *b) {return 0; }
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static inline int register_ovc_func
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(int (*check_state)(void *), void *data) {return 0; }
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static inline int get_usb_mode(void) {return 0; }
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static inline unsigned long get_cable_type(void) {return 0; }
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static inline void *get_notify_data(struct otg_notify *n) {return NULL; }
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static inline void set_notify_data(struct otg_notify *n, void *data) {}
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static inline struct otg_notify *get_otg_notify(void) {return NULL; }
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static inline int set_otg_notify(struct otg_notify *n) {return 0; }
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static inline void put_otg_notify(struct otg_notify *n) {}
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#endif
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#endif /* __LINUX_USB_NOTIFY_H__ */
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