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IABSD.fr/xenocara/xserver/include/hotplug.h

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  • Author : matthieu
    Date : 2015-09-16 19:10:19
    Hash : 86ea9f12
    Message : Update to xserver 1.17.2. tested by dcoppa@, jsg@, jasper@ & naddy@

  • xserver/include/hotplug.h
  • /*
     * Copyright © 2006-2007 Daniel Stone
     *
     * Permission is hereby granted, free of charge, to any person obtaining a
     * copy of this software and associated documentation files (the "Software"),
     * to deal in the Software without restriction, including without limitation
     * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     * and/or sell copies of the Software, and to permit persons to whom the
     * Software is furnished to do so, subject to the following conditions:
     *
     * The above copyright notice and this permission notice (including the next
     * paragraph) shall be included in all copies or substantial portions of the
     * Software.
     *
     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     * DEALINGS IN THE SOFTWARE.
     *
     * Author: Daniel Stone <daniel@fooishbar.org>
     */
    
    #ifndef HOTPLUG_H
    #define HOTPLUG_H
    
    #include "list.h"
    
    extern _X_EXPORT void config_pre_init(void);
    extern _X_EXPORT void config_init(void);
    extern _X_EXPORT void config_fini(void);
    
    /* 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);
    
    #endif                          /* HOTPLUG_H */