1/**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19#ifndef _LINUX_ION_H 20#define _LINUX_ION_H 21#include <linux/types.h> 22struct ion_handle; 23/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24enum ion_heap_type { 25 ION_HEAP_TYPE_SYSTEM, 26 ION_HEAP_TYPE_SYSTEM_CONTIG, 27 ION_HEAP_TYPE_CARVEOUT, 28/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 ION_HEAP_TYPE_CUSTOM, 30 ION_NUM_HEAPS = 16, 31}; 32#define ION_HEAP_SYSTEM_MASK (1 << ION_HEAP_TYPE_SYSTEM) 33/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34#define ION_HEAP_SYSTEM_CONTIG_MASK (1 << ION_HEAP_TYPE_SYSTEM_CONTIG) 35#define ION_HEAP_CARVEOUT_MASK (1 << ION_HEAP_TYPE_CARVEOUT) 36#define ION_FLAG_CACHED 1 37#define ION_FLAG_CACHED_NEEDS_SYNC 2 38/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39struct ion_allocation_data { 40 size_t len; 41 size_t align; 42 unsigned int heap_mask; 43/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 unsigned int flags; 45 struct ion_handle *handle; 46}; 47struct ion_fd_data { 48/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 struct ion_handle *handle; 50 int fd; 51}; 52struct ion_handle_data { 53/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 struct ion_handle *handle; 55}; 56struct ion_custom_data { 57 unsigned int cmd; 58/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 unsigned long arg; 60}; 61#define ION_IOC_MAGIC 'I' 62#define ION_IOC_ALLOC _IOWR(ION_IOC_MAGIC, 0, struct ion_allocation_data) 63/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64#define ION_IOC_FREE _IOWR(ION_IOC_MAGIC, 1, struct ion_handle_data) 65#define ION_IOC_MAP _IOWR(ION_IOC_MAGIC, 2, struct ion_fd_data) 66#define ION_IOC_SHARE _IOWR(ION_IOC_MAGIC, 4, struct ion_fd_data) 67#define ION_IOC_IMPORT _IOWR(ION_IOC_MAGIC, 5, struct ion_fd_data) 68/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69#define ION_IOC_SYNC _IOWR(ION_IOC_MAGIC, 7, struct ion_fd_data) 70#define ION_IOC_CUSTOM _IOWR(ION_IOC_MAGIC, 6, struct ion_custom_data) 71#endif 72 73