From 42465feb9759ef5a6d79d7e628510cd0a081f913 Mon Sep 17 00:00:00 2001 From: Emil Velikov Date: Sun, 5 Apr 2015 15:51:59 +0100 Subject: drm: rename libdrm{,_macros}.h Provide a more meaningful name, considering what it does. Signed-off-by: Emil Velikov --- libdrm.h | 89 ---------------------------------------------------------------- 1 file changed, 89 deletions(-) delete mode 100644 libdrm.h (limited to 'libdrm.h') diff --git a/libdrm.h b/libdrm.h deleted file mode 100644 index 6c3cd594..00000000 --- a/libdrm.h +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. - */ - -#ifndef LIBDRM_LIBDRM_H -#define LIBDRM_LIBDRM_H - -#if defined(HAVE_VISIBILITY) -# define drm_private __attribute__((visibility("hidden"))) -# define drm_public __attribute__((visibility("default"))) -#else -# define drm_private -# define drm_public -#endif - - -/** - * Static (compile-time) assertion. - * Basically, use COND to dimension an array. If COND is false/zero the - * array size will be -1 and we'll get a compilation error. - */ -#define STATIC_ASSERT(COND) \ - do { \ - (void) sizeof(char [1 - 2*!(COND)]); \ - } while (0) - - -#include - -#if defined(ANDROID) && !defined(__LP64__) -#include /* for EINVAL */ - -extern void *__mmap2(void *, size_t, int, int, int, size_t); - -static inline void *drm_mmap(void *addr, size_t length, int prot, int flags, - int fd, loff_t offset) -{ - /* offset must be aligned to 4096 (not necessarily the page size) */ - if (offset & 4095) { - errno = EINVAL; - return MAP_FAILED; - } - - return __mmap2(addr, length, prot, flags, fd, (size_t) (offset >> 12)); -} - -# define drm_munmap(addr, length) \ - munmap(addr, length) - - -#else - -/* assume large file support exists */ -# define drm_mmap(addr, length, prot, flags, fd, offset) \ - mmap(addr, length, prot, flags, fd, offset) - - -static inline int drm_munmap(void *addr, size_t length) -{ - /* Copied from configure code generated by AC_SYS_LARGEFILE */ -#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + \ - (((off_t) 1 << 31) << 31)) - STATIC_ASSERT(LARGE_OFF_T % 2147483629 == 721 && - LARGE_OFF_T % 2147483647 == 1); -#undef LARGE_OFF_T - - return munmap(addr, length); -} -#endif - -#endif -- cgit v1.2.3