1 /*
2  * This file is auto-generated. Modifications will be lost.
3  *
4  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5  * for more information.
6  */
7 #ifndef _UAPI_BLKZONED_H
8 #define _UAPI_BLKZONED_H
9 #include <linux/types.h>
10 #include <linux/ioctl.h>
11 enum blk_zone_type {
12   BLK_ZONE_TYPE_CONVENTIONAL = 0x1,
13   BLK_ZONE_TYPE_SEQWRITE_REQ = 0x2,
14   BLK_ZONE_TYPE_SEQWRITE_PREF = 0x3,
15 };
16 enum blk_zone_cond {
17   BLK_ZONE_COND_NOT_WP = 0x0,
18   BLK_ZONE_COND_EMPTY = 0x1,
19   BLK_ZONE_COND_IMP_OPEN = 0x2,
20   BLK_ZONE_COND_EXP_OPEN = 0x3,
21   BLK_ZONE_COND_CLOSED = 0x4,
22   BLK_ZONE_COND_READONLY = 0xD,
23   BLK_ZONE_COND_FULL = 0xE,
24   BLK_ZONE_COND_OFFLINE = 0xF,
25 };
26 enum blk_zone_report_flags {
27   BLK_ZONE_REP_CAPACITY = (1 << 0),
28 };
29 struct blk_zone {
30   __u64 start;
31   __u64 len;
32   __u64 wp;
33   __u8 type;
34   __u8 cond;
35   __u8 non_seq;
36   __u8 reset;
37   __u8 resv[4];
38   __u64 capacity;
39   __u8 reserved[24];
40 };
41 struct blk_zone_report {
42   __u64 sector;
43   __u32 nr_zones;
44   __u32 flags;
45   struct blk_zone zones[];
46 };
47 struct blk_zone_range {
48   __u64 sector;
49   __u64 nr_sectors;
50 };
51 #define BLKREPORTZONE _IOWR(0x12, 130, struct blk_zone_report)
52 #define BLKRESETZONE _IOW(0x12, 131, struct blk_zone_range)
53 #define BLKGETZONESZ _IOR(0x12, 132, __u32)
54 #define BLKGETNRZONES _IOR(0x12, 133, __u32)
55 #define BLKOPENZONE _IOW(0x12, 134, struct blk_zone_range)
56 #define BLKCLOSEZONE _IOW(0x12, 135, struct blk_zone_range)
57 #define BLKFINISHZONE _IOW(0x12, 136, struct blk_zone_range)
58 #endif
59