/* * Copyright 2014 Ilia Mirkin * * 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. */ int is_nouveau_vieux(int fd); #ifndef __NOT_HAVE_DRM_H #include <xf86drm.h> #include <nouveau_drm.h> static int nouveau_chipset(int fd) { struct drm_nouveau_getparam gp = { NOUVEAU_GETPARAM_CHIPSET_ID, 0 }; int ret; ret = drmCommandWriteRead(fd, DRM_NOUVEAU_GETPARAM, &gp, sizeof(gp)); if (ret) return -1; return gp.value; } int is_nouveau_vieux(int fd) { int chipset = nouveau_chipset(fd); return chipset > 0 && chipset < 0x30; } #else int is_nouveau_vieux(int fd) { return 0; } #endif