1 /* 2 * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org> 3 * 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: 10 * 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 13 * Software. 14 * 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 21 * SOFTWARE. 22 * 23 * Authors: 24 * Rob Clark <robclark@freedesktop.org> 25 */ 26 27 #ifndef LOADER_H 28 #define LOADER_H 29 30 #include <stdbool.h> 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* Helpers to figure out driver and device name, eg. from pci-id, etc. */ 37 38 int 39 loader_open_device(const char *); 40 41 int 42 loader_get_pci_id_for_fd(int fd, int *vendor_id, int *chip_id); 43 44 char * 45 loader_get_driver_for_fd(int fd); 46 47 char * 48 loader_get_device_name_for_fd(int fd); 49 50 /* Function to get a different device than the one we are to use by default, 51 * if the user requests so and it is possible. The initial fd will be closed 52 * if necessary. The returned fd is potentially a render-node. 53 */ 54 55 int 56 loader_get_user_preferred_fd(int default_fd, bool *different_device); 57 58 /* for logging.. keep this aligned with egllog.h so we can just use 59 * _eglLog directly. 60 */ 61 62 #define _LOADER_FATAL 0 /* unrecoverable error */ 63 #define _LOADER_WARNING 1 /* recoverable error/problem */ 64 #define _LOADER_INFO 2 /* just useful info */ 65 #define _LOADER_DEBUG 3 /* useful info for debugging */ 66 67 void 68 loader_set_logger(void (*logger)(int level, const char *fmt, ...)); 69 70 char * 71 loader_get_extensions_name(const char *driver_name); 72 73 #ifdef __cplusplus 74 } 75 #endif 76 77 #endif /* LOADER_H */ 78