Files
RedBear-OS/local/recipes/gpu/amdgpu-source/include/linux/comedi/comedi_8255.h
T
vasilito dc68054305 restore lost packages from 0.2.3 + fix overwritten 0.2.4 files
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.)
- Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber)
- Restore 20+ local/scripts (audit, lint, test, build helpers)
- Restore src/cook/scheduler.rs, status.rs, gnu-config/
- Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh
- Recover TLC source from HEAD (was overwritten by 0.2.3 checkout)
- Recover 11 local/docs plans from HEAD (were overwritten)
- Recover qt6-wayland-smoke symlink from HEAD
- Fix MOTD: remove garbled ASCII art, use clean text
- Update version: 0.2.0 -> 0.2.4 in os-release, motd, config
- Reduce filesystem_size: 1536 -> 512 MiB
- Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages
- Reduce pcid scheme log verbosity: info -> debug
2026-06-19 12:39:14 +03:00

55 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* comedi_8255.h
* Generic 8255 digital I/O subdevice support
*
* COMEDI - Linux Control and Measurement Device Interface
* Copyright (C) 1998 David A. Schleef <ds@schleef.org>
*/
#ifndef _COMEDI_8255_H
#define _COMEDI_8255_H
#include <linux/errno.h>
#define I8255_SIZE 0x04
#define I8255_DATA_A_REG 0x00
#define I8255_DATA_B_REG 0x01
#define I8255_DATA_C_REG 0x02
#define I8255_CTRL_REG 0x03
#define I8255_CTRL_C_LO_IO BIT(0)
#define I8255_CTRL_B_IO BIT(1)
#define I8255_CTRL_B_MODE BIT(2)
#define I8255_CTRL_C_HI_IO BIT(3)
#define I8255_CTRL_A_IO BIT(4)
#define I8255_CTRL_A_MODE(x) ((x) << 5)
#define I8255_CTRL_CW BIT(7)
struct comedi_device;
struct comedi_subdevice;
#ifdef CONFIG_HAS_IOPORT
int subdev_8255_io_init(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned long regbase);
#else
static inline int subdev_8255_io_init(struct comedi_device *dev,
struct comedi_subdevice *s,
unsigned long regbase)
{
return -ENXIO;
}
#endif
int subdev_8255_mm_init(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned long regbase);
int subdev_8255_cb_init(struct comedi_device *dev, struct comedi_subdevice *s,
int (*io)(struct comedi_device *dev, int dir, int port,
int data, unsigned long context),
unsigned long context);
unsigned long subdev_8255_regbase(struct comedi_subdevice *s);
#endif