/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved. */ #ifndef _GDM_TTY_H_ #define _GDM_TTY_H_ #include <linux/types.h> #include <linux/tty.h> #define TTY_MAX_COUNT 2 #define MAX_ISSUE_NUM 3 enum TO_HOST_RESULT { TO_HOST_BUFFER_REQUEST_FAIL = 1, TO_HOST_PORT_CLOSE = 2, TO_HOST_INVALID_PACKET = 3, }; enum RECV_PACKET_PROCESS { RECV_PACKET_PROCESS_COMPLETE = 0, RECV_PACKET_PROCESS_CONTINUE = 1, }; struct gdm { struct tty_dev *tty_dev; struct tty_port port; unsigned int index; unsigned int minor; }; struct tty_dev { void *priv_dev; int (*send_func)(void *priv_dev, void *data, int len, int tty_index, void (*cb)(void *cb_data), void *cb_data); int (*recv_func)(void *priv_dev, int (*cb)(void *data, int len, int tty_index, struct tty_dev *tty_dev, int complete)); int (*send_control)(void *priv_dev, int request, int value, void *data, int len); struct gdm *gdm[2]; }; int register_lte_tty_driver(void); void unregister_lte_tty_driver(void); int register_lte_tty_device(struct tty_dev *tty_dev, struct device *dev); void unregister_lte_tty_device(struct tty_dev *tty_dev); #endif /* _GDM_USB_H_ */