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51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
/*
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* Ingenic USB Device Contoller Hotplug External Interfaces
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*/
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#ifndef __UDC_HOTPLUG_H__
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#define __UDC_HOTPLUG_H__
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#include <linux/notifier.h>
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typedef enum {
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BROADCAST_TYPE_STATE = 0,
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BROADCAST_TYPE_EVENT,
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}udc_hotplug_broadcast_type_t;
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typedef enum {
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EVENT_STATE_OFFLINE = 0,
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EVENT_STATE_ONLINE,
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}udc_hotplug_event_state_t;
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typedef enum {
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EVENT_TYPE_USB = 0,
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EVENT_TYPE_CABLE,
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}udc_hotplug_event_type_t;
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enum {
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EVENT_FLAG_UDC_PHY_TOUCHED = 0,
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};
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typedef struct {
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udc_hotplug_event_type_t type;
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udc_hotplug_event_state_t state;
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unsigned long flags;
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}udc_hotplug_event_t;
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/* Register notifier */
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int udc_hotplug_register_notifier(struct notifier_block *n, int request_state);
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/* Unregister notifier */
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int udc_hotplug_unregister_notifier(struct notifier_block *n);
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/* Start keep alive */
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int udc_hotplug_start_keep_alive(unsigned long timer_interval_in_jiffies, unsigned long counter_limit);
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/* Do keep alive */
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void udc_hotplug_do_keep_alive(void);
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/* Stop keep alive */
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void udc_hotplug_stop_keep_alive(void);
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#endif /* Define __UDC_HOTPLUG_H__ */
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