1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright © 2006-2007 Daniel Stone 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Permission is hereby granted, free of charge, to any person obtaining a 5*4882a593Smuzhiyun * copy of this software and associated documentation files (the "Software"), 6*4882a593Smuzhiyun * to deal in the Software without restriction, including without limitation 7*4882a593Smuzhiyun * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8*4882a593Smuzhiyun * and/or sell copies of the Software, and to permit persons to whom the 9*4882a593Smuzhiyun * Software is furnished to do so, subject to the following conditions: 10*4882a593Smuzhiyun * 11*4882a593Smuzhiyun * The above copyright notice and this permission notice (including the next 12*4882a593Smuzhiyun * paragraph) shall be included in all copies or substantial portions of the 13*4882a593Smuzhiyun * Software. 14*4882a593Smuzhiyun * 15*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16*4882a593Smuzhiyun * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18*4882a593Smuzhiyun * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19*4882a593Smuzhiyun * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20*4882a593Smuzhiyun * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21*4882a593Smuzhiyun * DEALINGS IN THE SOFTWARE. 22*4882a593Smuzhiyun * 23*4882a593Smuzhiyun * Author: Daniel Stone <daniel@fooishbar.org> 24*4882a593Smuzhiyun */ 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #ifndef HOTPLUG_H 27*4882a593Smuzhiyun #define HOTPLUG_H 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #include "list.h" 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun extern _X_EXPORT void config_pre_init(void); 32*4882a593Smuzhiyun extern _X_EXPORT void config_init(void); 33*4882a593Smuzhiyun extern _X_EXPORT void config_fini(void); 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun /* Bump this each time you add something to the struct 36*4882a593Smuzhiyun * so that drivers can easily tell what is available 37*4882a593Smuzhiyun */ 38*4882a593Smuzhiyun #define ODEV_ATTRIBUTES_VERSION 1 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun struct OdevAttributes { 41*4882a593Smuzhiyun /* path to kernel device node - Linux e.g. /dev/dri/card0 */ 42*4882a593Smuzhiyun char *path; 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun /* system device path - Linux e.g. /sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card1 */ 45*4882a593Smuzhiyun char *syspath; 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun /* DRI-style bus id */ 48*4882a593Smuzhiyun char *busid; 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun /* Server managed FD */ 51*4882a593Smuzhiyun int fd; 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun /* Major number of the device node pointed to by ODEV_ATTRIB_PATH */ 54*4882a593Smuzhiyun int major; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun /* Minor number of the device node pointed to by ODEV_ATTRIB_PATH */ 57*4882a593Smuzhiyun int minor; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun /* kernel driver name */ 60*4882a593Smuzhiyun char *driver; 61*4882a593Smuzhiyun }; 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun /* Note starting with xserver 1.16 this function never fails */ 64*4882a593Smuzhiyun struct OdevAttributes * 65*4882a593Smuzhiyun config_odev_allocate_attributes(void); 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun void 68*4882a593Smuzhiyun config_odev_free_attributes(struct OdevAttributes *attribs); 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun typedef void (*config_odev_probe_proc_ptr)(struct OdevAttributes *attribs); 71*4882a593Smuzhiyun void config_odev_probe(config_odev_probe_proc_ptr probe_callback); 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun #ifdef CONFIG_UDEV_KMS 74*4882a593Smuzhiyun void NewGPUDeviceRequest(struct OdevAttributes *attribs); 75*4882a593Smuzhiyun void DeleteGPUDeviceRequest(struct OdevAttributes *attribs); 76*4882a593Smuzhiyun #endif 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun #define ServerIsNotSeat0() (SeatId && strcmp(SeatId, "seat0")) 79*4882a593Smuzhiyun 80*4882a593Smuzhiyun struct xf86_platform_device * 81*4882a593Smuzhiyun xf86_find_platform_device_by_devnum(int major, int minor); 82*4882a593Smuzhiyun 83*4882a593Smuzhiyun #endif /* HOTPLUG_H */ 84