2 * Copyright 2014 Ilia Mirkin
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 int is_nouveau_vieux(int fd
);
30 #include <nouveau_drm.h>
33 nouveau_chipset(int fd
)
35 struct drm_nouveau_getparam gp
= { NOUVEAU_GETPARAM_CHIPSET_ID
, 0 };
38 ret
= drmCommandWriteRead(fd
, DRM_NOUVEAU_GETPARAM
, &gp
, sizeof(gp
));
46 is_nouveau_vieux(int fd
)
48 int chipset
= nouveau_chipset(fd
);
49 return (chipset
> 0 && chipset
< 0x30) ||
50 (chipset
< 0x40 && getenv("NOUVEAU_VIEUX") != NULL
);
55 int is_nouveau_vieux(int fd
) { return 0; }