/* SPDX-License-Identifier: GPL-2.0-only *//* *  PS3 virtual uart * *  Copyright (C) 2006 Sony Computer Entertainment Inc. *  Copyright 2006 Sony Corp. */ #if !defined(_PS3_VUART_H)#define _PS3_VUART_H #include <asm/ps3.h> struct ps3_vuart_stats {	unsigned long bytes_written;	unsigned long bytes_read;	unsigned long tx_interrupts;	unsigned long rx_interrupts;	unsigned long disconnect_interrupts;}; struct ps3_vuart_work {	struct work_struct work;	unsigned long trigger;	struct ps3_system_bus_device *dev; /* to convert work to device */}; /** * struct ps3_vuart_port_driver - a driver for a device on a vuart port */ struct ps3_vuart_port_driver {	struct ps3_system_bus_driver core;	int (*probe)(struct ps3_system_bus_device *);	int (*remove)(struct ps3_system_bus_device *);	void (*shutdown)(struct ps3_system_bus_device *);	void (*work)(struct ps3_system_bus_device *);	/* int (*tx_event)(struct ps3_system_bus_device *dev); */	/* int (*rx_event)(struct ps3_system_bus_device *dev); */	/* int (*disconnect_event)(struct ps3_system_bus_device *dev); */	/* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */	/* int (*resume)(struct ps3_system_bus_device *); */}; int ps3_vuart_port_driver_register(struct ps3_vuart_port_driver *drv);void ps3_vuart_port_driver_unregister(struct ps3_vuart_port_driver *drv); static inline struct ps3_vuart_port_driver *	ps3_system_bus_dev_to_vuart_drv(struct ps3_system_bus_device *_dev){	struct ps3_system_bus_driver *sbd =		ps3_system_bus_dev_to_system_bus_drv(_dev);	BUG_ON(!sbd);	return container_of(sbd, struct ps3_vuart_port_driver, core);}static inline struct ps3_system_bus_device *ps3_vuart_work_to_system_bus_dev(	struct work_struct *_work){	struct ps3_vuart_work *vw = container_of(_work, struct ps3_vuart_work,		work);	return vw->dev;} int ps3_vuart_write(struct ps3_system_bus_device *dev, const void *buf,	unsigned int bytes);int ps3_vuart_read(struct ps3_system_bus_device *dev, void *buf,	unsigned int bytes);int ps3_vuart_read_async(struct ps3_system_bus_device *dev, unsigned int bytes);void ps3_vuart_cancel_async(struct ps3_system_bus_device *dev);void ps3_vuart_clear_rx_bytes(struct ps3_system_bus_device *dev,	unsigned int bytes); struct vuart_triggers {	unsigned long rx;	unsigned long tx;}; int ps3_vuart_get_triggers(struct ps3_system_bus_device *dev,	struct vuart_triggers *trig);int ps3_vuart_set_triggers(struct ps3_system_bus_device *dev, unsigned int tx,	unsigned int rx);int ps3_vuart_enable_interrupt_tx(struct ps3_system_bus_device *dev);int ps3_vuart_disable_interrupt_tx(struct ps3_system_bus_device *dev);int ps3_vuart_enable_interrupt_rx(struct ps3_system_bus_device *dev);int ps3_vuart_disable_interrupt_rx(struct ps3_system_bus_device *dev);int ps3_vuart_enable_interrupt_disconnect(struct ps3_system_bus_device *dev);int ps3_vuart_disable_interrupt_disconnect(struct ps3_system_bus_device *dev); #endif