| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _LINUX_MSM_ION_H |
| #define _LINUX_MSM_ION_H |
| #include <linux/types.h> |
| #define ION_BIT(nr) (1U << (nr)) |
| #define TARGET_ION_ABI_VERSION 2 |
| enum msm_ion_heap_types { |
| ION_HEAP_TYPE_MSM_START = 6, |
| ION_HEAP_TYPE_SECURE_DMA = ION_HEAP_TYPE_MSM_START, |
| ION_HEAP_TYPE_SYSTEM_SECURE, |
| ION_HEAP_TYPE_HYP_CMA, |
| ION_HEAP_TYPE_SECURE_CARVEOUT, |
| }; |
| enum ion_heap_ids { |
| INVALID_HEAP_ID = - 1, |
| ION_CP_MM_HEAP_ID = 8, |
| ION_SECURE_HEAP_ID = 9, |
| ION_SECURE_DISPLAY_HEAP_ID = 10, |
| ION_SPSS_HEAP_ID = 13, |
| ION_ADSP_HEAP_ID = 22, |
| ION_SYSTEM_HEAP_ID = 25, |
| ION_QSECOM_HEAP_ID = 27, |
| ION_HEAP_ID_RESERVED = 31 |
| }; |
| #define ION_SECURE_CARVEOUT_HEAP_ID 14 |
| #define ION_QSECOM_TA_HEAP_ID 19 |
| #define ION_AUDIO_HEAP_ID 28 |
| #define ION_CAMERA_HEAP_ID 20 |
| #define ION_USER_CONTIG_HEAP_ID 26 |
| #define ION_FLAG_CP_TOUCH ION_BIT(17) |
| #define ION_FLAG_CP_BITSTREAM ION_BIT(18) |
| #define ION_FLAG_CP_PIXEL ION_BIT(19) |
| #define ION_FLAG_CP_NON_PIXEL ION_BIT(20) |
| #define ION_FLAG_CP_CAMERA ION_BIT(21) |
| #define ION_FLAG_CP_HLOS ION_BIT(22) |
| #define ION_FLAG_CP_SPSS_SP ION_BIT(23) |
| #define ION_FLAG_CP_SPSS_SP_SHARED ION_BIT(24) |
| #define ION_FLAG_CP_SEC_DISPLAY ION_BIT(25) |
| #define ION_FLAG_CP_APP ION_BIT(26) |
| #define ION_FLAG_CP_CAMERA_PREVIEW ION_BIT(27) |
| #define ION_FLAG_CP_CDSP ION_BIT(29) |
| #define ION_FLAG_CP_SPSS_HLOS_SHARED ION_BIT(30) |
| #define ION_FLAGS_CP_MASK 0x6FFE0000 |
| #define ION_FLAG_ALLOW_NON_CONTIG ION_BIT(28) |
| #define ION_FLAG_SECURE ION_BIT(ION_HEAP_ID_RESERVED) |
| #define ION_FLAG_POOL_FORCE_ALLOC ION_BIT(16) |
| #define ION_HEAP(bit) ION_BIT(bit) |
| #define ION_IOC_MSM_MAGIC 'M' |
| struct ion_prefetch_regions { |
| __u64 sizes; |
| __u32 vmid; |
| __u32 nr_sizes; |
| }; |
| struct ion_prefetch_data { |
| __u64 len; |
| __u64 regions; |
| __u32 heap_id; |
| __u32 nr_regions; |
| }; |
| #define ION_IOC_PREFETCH _IOWR(ION_IOC_MSM_MAGIC, 3, struct ion_prefetch_data) |
| #define ION_IOC_DRAIN _IOWR(ION_IOC_MSM_MAGIC, 4, struct ion_prefetch_data) |
| #endif |