diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/nvme.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 95cd03e240a1..1643005d21e3 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -374,6 +374,30 @@ struct nvme_id_ns { __u8 vs[3712]; }; +struct nvme_zns_lbafe { + __le64 zsze; + __u8 zdes; + __u8 rsvd9[7]; +}; + +struct nvme_id_ns_zns { + __le16 zoc; + __le16 ozcs; + __le32 mar; + __le32 mor; + __le32 rrl; + __le32 frl; + __u8 rsvd20[2796]; + struct nvme_zns_lbafe lbafe[16]; + __u8 rsvd3072[768]; + __u8 vs[256]; +}; + +struct nvme_id_ctrl_zns { + __u8 zasl; + __u8 rsvd1[4095]; +}; + enum { NVME_ID_CNS_NS = 0x00, NVME_ID_CNS_CTRL = 0x01, @@ -392,6 +416,7 @@ enum { enum { NVME_CSI_NVM = 0, + NVME_CSI_ZNS = 2, }; enum { @@ -532,6 +557,27 @@ struct nvme_ana_rsp_hdr { __le16 rsvd10[3]; }; +struct nvme_zone_descriptor { + __u8 zt; + __u8 zs; + __u8 za; + __u8 rsvd3[5]; + __le64 zcap; + __le64 zslba; + __le64 wp; + __u8 rsvd32[32]; +}; + +enum { + NVME_ZONE_TYPE_SEQWRITE_REQ = 0x2, +}; + +struct nvme_zone_report { + __le64 nr_zones; + __u8 resv8[56]; + struct nvme_zone_descriptor entries[]; +}; + enum { NVME_SMART_CRIT_SPARE = 1 << 0, NVME_SMART_CRIT_TEMPERATURE = 1 << 1, @@ -626,6 +672,9 @@ enum nvme_opcode { nvme_cmd_resv_report = 0x0e, nvme_cmd_resv_acquire = 0x11, nvme_cmd_resv_release = 0x15, + nvme_cmd_zone_mgmt_send = 0x79, + nvme_cmd_zone_mgmt_recv = 0x7a, + nvme_cmd_zone_append = 0x7d, }; #define nvme_opcode_name(opcode) { opcode, #opcode } @@ -764,6 +813,7 @@ struct nvme_rw_command { enum { NVME_RW_LR = 1 << 15, NVME_RW_FUA = 1 << 14, + NVME_RW_APPEND_PIREMAP = 1 << 9, NVME_RW_DSM_FREQ_UNSPEC = 0, NVME_RW_DSM_FREQ_TYPICAL = 1, NVME_RW_DSM_FREQ_RARE = 2, @@ -829,6 +879,53 @@ struct nvme_write_zeroes_cmd { __le16 appmask; }; +enum nvme_zone_mgmt_action { + NVME_ZONE_CLOSE = 0x1, + NVME_ZONE_FINISH = 0x2, + NVME_ZONE_OPEN = 0x3, + NVME_ZONE_RESET = 0x4, + NVME_ZONE_OFFLINE = 0x5, + NVME_ZONE_SET_DESC_EXT = 0x10, +}; + +struct nvme_zone_mgmt_send_cmd { + __u8 opcode; + __u8 flags; + __u16 command_id; + __le32 nsid; + __le32 cdw2[2]; + __le64 metadata; + union nvme_data_ptr dptr; + __le64 slba; + __le32 cdw12; + __u8 zsa; + __u8 select_all; + __u8 rsvd13[2]; + __le32 cdw14[2]; +}; + +struct nvme_zone_mgmt_recv_cmd { + __u8 opcode; + __u8 flags; + __u16 command_id; + __le32 nsid; + __le64 rsvd2[2]; + union nvme_data_ptr dptr; + __le64 slba; + __le32 numd; + __u8 zra; + __u8 zrasf; + __u8 pr; + __u8 rsvd13; + __le32 cdw14[2]; +}; + +enum { + NVME_ZRA_ZONE_REPORT = 0, + NVME_ZRASF_ZONE_REPORT_ALL = 0, + NVME_REPORT_ZONE_PARTIAL = 1, +}; + /* Features */ enum { @@ -1300,6 +1397,8 @@ struct nvme_command { struct nvme_format_cmd format; struct nvme_dsm_cmd dsm; struct nvme_write_zeroes_cmd write_zeroes; + struct nvme_zone_mgmt_send_cmd zms; + struct nvme_zone_mgmt_recv_cmd zmr; struct nvme_abort_cmd abort; struct nvme_get_log_page_command get_log_page; struct nvmf_common_command fabrics; @@ -1434,6 +1533,18 @@ enum { NVME_SC_AUTH_REQUIRED = 0x191, /* + * I/O Command Set Specific - Zoned commands: + */ + NVME_SC_ZONE_BOUNDARY_ERROR = 0x1b8, + NVME_SC_ZONE_FULL = 0x1b9, + NVME_SC_ZONE_READ_ONLY = 0x1ba, + NVME_SC_ZONE_OFFLINE = 0x1bb, + NVME_SC_ZONE_INVALID_WRITE = 0x1bc, + NVME_SC_ZONE_TOO_MANY_ACTIVE = 0x1bd, + NVME_SC_ZONE_TOO_MANY_OPEN = 0x1be, + NVME_SC_ZONE_INVALID_TRANSITION = 0x1bf, + + /* * Media and Data Integrity Errors: */ NVME_SC_WRITE_FAULT = 0x280, |