+++ /dev/null
-/*
- * Copyright © 2013 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting documentation, and
- * that the name of the copyright holders not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. The copyright holders make no representations
- * about the suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-/*
- * This code is derived from src/egl/drivers/dri2/common.c which
- * carries the following copyright:
- *
- * Copyright © 2011 Intel Corporation
- *
- * 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.
- *
- * Authors:
- * Kristian Høgsberg <krh@bitplanet.net>
- * Benjamin Franzke <benjaminfranzke@googlemail.com>
- */
-
-#include <stdio.h>
-#include <string.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <GL/gl.h>
-#include "glapi.h"
-#include "glxclient.h"
-#include "xf86dri.h"
-#include <dlfcn.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <sys/time.h>
-#include "xf86drm.h"
-#include "dri_common.h"
-#include "dri3_priv.h"
-
-#define DRIVER_MAP_DRI3_ONLY
-#include "pci_ids/pci_id_driver_map.h"
-
-#include <libudev.h>
-
-static struct udev_device *
-dri3_udev_device_new_from_fd(struct udev *udev, int fd)
-{
- struct udev_device *device;
- struct stat buf;
-
- if (fstat(fd, &buf) < 0) {
- ErrorMessageF("DRI3: failed to stat fd %d", fd);
- return NULL;
- }
-
- device = udev_device_new_from_devnum(udev, 'c', buf.st_rdev);
- if (device == NULL) {
- ErrorMessageF("DRI3: could not create udev device for fd %d", fd);
- return NULL;
- }
-
- return device;
-}
-
-char *
-dri3_get_driver_for_fd(int fd)
-{
- struct udev *udev;
- struct udev_device *device, *parent;
- const char *pci_id;
- char *driver = NULL;
- int vendor_id, chip_id, i, j;
-
- udev = udev_new();
- device = dri3_udev_device_new_from_fd(udev, fd);
- if (device == NULL)
- return NULL;
-
- parent = udev_device_get_parent(device);
- if (parent == NULL) {
- ErrorMessageF("DRI3: could not get parent device");
- goto out;
- }
-
- pci_id = udev_device_get_property_value(parent, "PCI_ID");
- if (pci_id == NULL ||
- sscanf(pci_id, "%x:%x", &vendor_id, &chip_id) != 2) {
- ErrorMessageF("DRI3: malformed or no PCI ID");
- goto out;
- }
-
- for (i = 0; driver_map[i].driver; i++) {
- if (vendor_id != driver_map[i].vendor_id)
- continue;
- if (driver_map[i].num_chips_ids == -1) {
- driver = strdup(driver_map[i].driver);
- goto out;
- }
-
- for (j = 0; j < driver_map[i].num_chips_ids; j++)
- if (driver_map[i].chip_ids[j] == chip_id) {
- driver = strdup(driver_map[i].driver);
- goto out;
- }
- }
-
-out:
- udev_device_unref(device);
- udev_unref(udev);
-
- return driver;
-}