/* SPDX-License-Identifier: GPL-2.0 */ /* * dst-bt878.h: part of the DST driver for the TwinHan DST Frontend * * Copyright (C) 2003 Jamie Honan */ struct dst_gpio_enable { u32 mask; u32 enable; }; struct dst_gpio_output { u32 mask; u32 highvals; }; struct dst_gpio_read { unsigned long value; }; union dst_gpio_packet { struct dst_gpio_enable enb; struct dst_gpio_output outp; struct dst_gpio_read rd; int psize; }; #define DST_IG_ENABLE 0 #define DST_IG_WRITE 1 #define DST_IG_READ 2 #define DST_IG_TS 3 struct bt878; int bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet *mp);