xserver/config/hotplug_priv.h

65 lines
1.7 KiB
C

/* SPDX-License-Identifier: MIT OR X11
*
* Copyright © 2024 Enrico Weigelt, metux IT consult <info@metux.net>
* Copyright © 2006-2007 Daniel Stone
*/
#ifndef _XSERVER_HOTPLUG_PRIV_H
#define _XSERVER_HOTPLUG_PRIV_H
#include <X11/Xfuncproto.h>
#include "hotplug.h"
#include "list.h"
/* Bump this each time you add something to the struct
* so that drivers can easily tell what is available
*/
#define ODEV_ATTRIBUTES_VERSION 1
struct OdevAttributes {
/* path to kernel device node - Linux e.g. /dev/dri/card0 */
char *path;
/* system device path - Linux e.g. /sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card1 */
char *syspath;
/* DRI-style bus id */
char *busid;
/* Server managed FD */
int fd;
/* Major number of the device node pointed to by ODEV_ATTRIB_PATH */
int major;
/* Minor number of the device node pointed to by ODEV_ATTRIB_PATH */
int minor;
/* kernel driver name */
char *driver;
};
/* Note starting with xserver 1.16 this function never fails */
struct OdevAttributes *
config_odev_allocate_attributes(void);
void
config_odev_free_attributes(struct OdevAttributes *attribs);
typedef void (*config_odev_probe_proc_ptr)(struct OdevAttributes *attribs);
void config_odev_probe(config_odev_probe_proc_ptr probe_callback);
#ifdef CONFIG_UDEV_KMS
void NewGPUDeviceRequest(struct OdevAttributes *attribs);
void DeleteGPUDeviceRequest(struct OdevAttributes *attribs);
#endif
#define ServerIsNotSeat0() (SeatId && strcmp(SeatId, "seat0"))
struct xf86_platform_device *
xf86_find_platform_device_by_devnum(int major, int minor);
void config_pre_init(void);
#endif /* _XSERVER_HOTPLUG_PRIV_H */