/* * Copyright © 2008 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: * Jesse Barnes * */ #ifndef _DRM_MEM_UTIL_H_ #define _DRM_MEM_UTIL_H_ #include static __inline__ void *drm_calloc_large(size_t nmemb, size_t size) { if (size != 0 && nmemb > SIZE_MAX / size) return NULL; if (size * nmemb <= PAGE_SIZE) return kcalloc(nmemb, size, GFP_KERNEL); return __vmalloc(size * nmemb, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL); } /* Modeled after cairo's malloc_ab, it's like calloc but without the zeroing. */ static __inline__ void *drm_malloc_ab(size_t nmemb, size_t size) { if (size != 0 && nmemb > SIZE_MAX / size) return NULL; if (size * nmemb <= PAGE_SIZE) return kmalloc(nmemb * size, GFP_KERNEL); return __vmalloc(size * nmemb, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL); } static __inline__ void *drm_malloc_gfp(size_t nmemb, size_t size, gfp_t gfp) { if (size != 0 && nmemb > SIZE_MAX / size) return NULL; if (size * nmemb <= PAGE_SIZE) return kmalloc(nmemb * size, gfp); if (gfp & __GFP_RECLAIMABLE) { void *ptr = kmalloc(nmemb * size, gfp | __GFP_NOWARN | __GFP_NORETRY); if (ptr) return ptr; } return __vmalloc(size * nmemb, gfp | __GFP_HIGHMEM, PAGE_KERNEL); } static __inline void drm_free_large(void *ptr) { kvfree(ptr); } #endif mitter
path: root/include/net/bluetooth/hci_mon.h
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