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 _UAPI_LINUX_ION_H 20#define _UAPI_LINUX_ION_H 21#include <linux/ioctl.h> 22#include <linux/types.h> 23/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24typedef int ion_user_handle_t; 25enum ion_heap_type { 26 ION_HEAP_TYPE_SYSTEM, 27 ION_HEAP_TYPE_SYSTEM_CONTIG, 28/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 ION_HEAP_TYPE_CARVEOUT, 30 ION_HEAP_TYPE_CHUNK, 31 ION_HEAP_TYPE_DMA, 32 ION_HEAP_TYPE_CUSTOM, 33/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 ION_NUM_HEAPS = 16, 35}; 36#define ION_HEAP_SYSTEM_MASK (1 << ION_HEAP_TYPE_SYSTEM) 37#define ION_HEAP_SYSTEM_CONTIG_MASK (1 << ION_HEAP_TYPE_SYSTEM_CONTIG) 38/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39#define ION_HEAP_CARVEOUT_MASK (1 << ION_HEAP_TYPE_CARVEOUT) 40#define ION_HEAP_TYPE_DMA_MASK (1 << ION_HEAP_TYPE_DMA) 41#define ION_NUM_HEAP_IDS sizeof(unsigned int) * 8 42#define ION_FLAG_CACHED 1 43/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44#define ION_FLAG_CACHED_NEEDS_SYNC 2 45struct ion_allocation_data { 46 size_t len; 47 size_t align; 48/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 unsigned int heap_id_mask; 50 unsigned int flags; 51 ion_user_handle_t handle; 52}; 53/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54struct ion_fd_data { 55 ion_user_handle_t handle; 56 int fd; 57}; 58/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59struct ion_handle_data { 60 ion_user_handle_t handle; 61}; 62struct ion_custom_data { 63/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 unsigned int cmd; 65 unsigned long arg; 66}; 67#define ION_IOC_MAGIC 'I' 68/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69#define ION_IOC_ALLOC _IOWR(ION_IOC_MAGIC, 0, struct ion_allocation_data) 70#define ION_IOC_FREE _IOWR(ION_IOC_MAGIC, 1, struct ion_handle_data) 71#define ION_IOC_MAP _IOWR(ION_IOC_MAGIC, 2, struct ion_fd_data) 72#define ION_IOC_SHARE _IOWR(ION_IOC_MAGIC, 4, struct ion_fd_data) 73/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74#define ION_IOC_IMPORT _IOWR(ION_IOC_MAGIC, 5, struct ion_fd_data) 75#define ION_IOC_SYNC _IOWR(ION_IOC_MAGIC, 7, struct ion_fd_data) 76#define ION_IOC_CUSTOM _IOWR(ION_IOC_MAGIC, 6, struct ion_custom_data) 77#endif 78/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79