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725b358836
linux_dsm_epyc7002/include/linux/nvme.h
Armen Baloyan 725b358836 nvme.h: Add get_log_page command strucure 
Add get_log_page command structure and a corresponding entry in
nvme_command union

Signed-off-by: Armen Baloyan <armenx.baloyan@intel.com>
Reviewed-by: Jay Freyensee <james.p.freyensee@intel.com>
Reviewed--by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
2016-06-12 07:29:43 -06:00

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/*
* Definitions for the NVM Express interface
* Copyright (c) 2011-2014, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef _LINUX_NVME_H
#define _LINUX_NVME_H
#include <linux/types.h>
enum {
NVME_REG_CAP = 0x0000, /* Controller Capabilities */
NVME_REG_VS = 0x0008, /* Version */
NVME_REG_INTMS = 0x000c, /* Interrupt Mask Set */
NVME_REG_INTMC = 0x0010, /* Interrupt Mask Clear */
NVME_REG_CC = 0x0014, /* Controller Configuration */
NVME_REG_CSTS = 0x001c, /* Controller Status */
NVME_REG_NSSR = 0x0020, /* NVM Subsystem Reset */
NVME_REG_AQA = 0x0024, /* Admin Queue Attributes */
NVME_REG_ASQ = 0x0028, /* Admin SQ Base Address */
NVME_REG_ACQ = 0x0030, /* Admin CQ Base Address */
NVME_REG_CMBLOC = 0x0038, /* Controller Memory Buffer Location */
NVME_REG_CMBSZ = 0x003c, /* Controller Memory Buffer Size */
};
#define NVME_CAP_MQES(cap) ((cap) & 0xffff)
#define NVME_CAP_TIMEOUT(cap) (((cap) >> 24) & 0xff)
#define NVME_CAP_STRIDE(cap) (((cap) >> 32) & 0xf)
#define NVME_CAP_NSSRC(cap) (((cap) >> 36) & 0x1)
#define NVME_CAP_MPSMIN(cap) (((cap) >> 48) & 0xf)
#define NVME_CAP_MPSMAX(cap) (((cap) >> 52) & 0xf)
#define NVME_CMB_BIR(cmbloc) ((cmbloc) & 0x7)
#define NVME_CMB_OFST(cmbloc) (((cmbloc) >> 12) & 0xfffff)
#define NVME_CMB_SZ(cmbsz) (((cmbsz) >> 12) & 0xfffff)
#define NVME_CMB_SZU(cmbsz) (((cmbsz) >> 8) & 0xf)
#define NVME_CMB_WDS(cmbsz) ((cmbsz) & 0x10)
#define NVME_CMB_RDS(cmbsz) ((cmbsz) & 0x8)
#define NVME_CMB_LISTS(cmbsz) ((cmbsz) & 0x4)
#define NVME_CMB_CQS(cmbsz) ((cmbsz) & 0x2)
#define NVME_CMB_SQS(cmbsz) ((cmbsz) & 0x1)
enum {
NVME_CC_ENABLE = 1 << 0,
NVME_CC_CSS_NVM = 0 << 4,
NVME_CC_MPS_SHIFT = 7,
NVME_CC_ARB_RR = 0 << 11,
NVME_CC_ARB_WRRU = 1 << 11,
NVME_CC_ARB_VS = 7 << 11,
NVME_CC_SHN_NONE = 0 << 14,
NVME_CC_SHN_NORMAL = 1 << 14,
NVME_CC_SHN_ABRUPT = 2 << 14,
NVME_CC_SHN_MASK = 3 << 14,
NVME_CC_IOSQES = 6 << 16,
NVME_CC_IOCQES = 4 << 20,
NVME_CSTS_RDY = 1 << 0,
NVME_CSTS_CFS = 1 << 1,
NVME_CSTS_NSSRO = 1 << 4,
NVME_CSTS_SHST_NORMAL = 0 << 2,
NVME_CSTS_SHST_OCCUR = 1 << 2,
NVME_CSTS_SHST_CMPLT = 2 << 2,
NVME_CSTS_SHST_MASK = 3 << 2,
};
struct nvme_id_power_state {
__le16 max_power; /* centiwatts */
__u8 rsvd2;
__u8 flags;
__le32 entry_lat; /* microseconds */
__le32 exit_lat; /* microseconds */
__u8 read_tput;
__u8 read_lat;
__u8 write_tput;
__u8 write_lat;
__le16 idle_power;
__u8 idle_scale;
__u8 rsvd19;
__le16 active_power;
__u8 active_work_scale;
__u8 rsvd23[9];
};
enum {
NVME_PS_FLAGS_MAX_POWER_SCALE = 1 << 0,
NVME_PS_FLAGS_NON_OP_STATE = 1 << 1,
};
struct nvme_id_ctrl {
__le16 vid;
__le16 ssvid;
char sn[20];
char mn[40];
char fr[8];
__u8 rab;
__u8 ieee[3];
__u8 mic;
__u8 mdts;
__le16 cntlid;
__le32 ver;
__le32 rtd3r;
__le32 rtd3e;
__le32 oaes;
__u8 rsvd96[160];
__le16 oacs;
__u8 acl;
__u8 aerl;
__u8 frmw;
__u8 lpa;
__u8 elpe;
__u8 npss;
__u8 avscc;
__u8 apsta;
__le16 wctemp;
__le16 cctemp;
__u8 rsvd270[242];
__u8 sqes;
__u8 cqes;
__u8 rsvd514[2];
__le32 nn;
__le16 oncs;
__le16 fuses;
__u8 fna;
__u8 vwc;
__le16 awun;
__le16 awupf;
__u8 nvscc;
__u8 rsvd531;
__le16 acwu;
__u8 rsvd534[2];
__le32 sgls;
__u8 rsvd540[1508];
struct nvme_id_power_state psd[32];
__u8 vs[1024];
};
enum {
NVME_CTRL_ONCS_COMPARE = 1 << 0,
NVME_CTRL_ONCS_WRITE_UNCORRECTABLE = 1 << 1,
NVME_CTRL_ONCS_DSM = 1 << 2,
NVME_CTRL_VWC_PRESENT = 1 << 0,
};
struct nvme_lbaf {
__le16 ms;
__u8 ds;
__u8 rp;
};
struct nvme_id_ns {
__le64 nsze;
__le64 ncap;
__le64 nuse;
__u8 nsfeat;
__u8 nlbaf;
__u8 flbas;
__u8 mc;
__u8 dpc;
__u8 dps;
__u8 nmic;
__u8 rescap;
__u8 fpi;
__u8 rsvd33;
__le16 nawun;
__le16 nawupf;
__le16 nacwu;
__le16 nabsn;
__le16 nabo;
__le16 nabspf;
__u16 rsvd46;
__le64 nvmcap[2];
__u8 rsvd64[40];
__u8 nguid[16];
__u8 eui64[8];
struct nvme_lbaf lbaf[16];
__u8 rsvd192[192];
__u8 vs[3712];
};
enum {
NVME_NS_FEAT_THIN = 1 << 0,
NVME_NS_FLBAS_LBA_MASK = 0xf,
NVME_NS_FLBAS_META_EXT = 0x10,
NVME_LBAF_RP_BEST = 0,
NVME_LBAF_RP_BETTER = 1,
NVME_LBAF_RP_GOOD = 2,
NVME_LBAF_RP_DEGRADED = 3,
NVME_NS_DPC_PI_LAST = 1 << 4,
NVME_NS_DPC_PI_FIRST = 1 << 3,
NVME_NS_DPC_PI_TYPE3 = 1 << 2,
NVME_NS_DPC_PI_TYPE2 = 1 << 1,
NVME_NS_DPC_PI_TYPE1 = 1 << 0,
NVME_NS_DPS_PI_FIRST = 1 << 3,
NVME_NS_DPS_PI_MASK = 0x7,
NVME_NS_DPS_PI_TYPE1 = 1,
NVME_NS_DPS_PI_TYPE2 = 2,
NVME_NS_DPS_PI_TYPE3 = 3,
};
struct nvme_smart_log {
__u8 critical_warning;
__u8 temperature[2];
__u8 avail_spare;
__u8 spare_thresh;
__u8 percent_used;
__u8 rsvd6[26];
__u8 data_units_read[16];
__u8 data_units_written[16];
__u8 host_reads[16];
__u8 host_writes[16];
__u8 ctrl_busy_time[16];
__u8 power_cycles[16];
__u8 power_on_hours[16];
__u8 unsafe_shutdowns[16];
__u8 media_errors[16];
__u8 num_err_log_entries[16];
__le32 warning_temp_time;
__le32 critical_comp_time;
__le16 temp_sensor[8];
__u8 rsvd216[296];
};
enum {
NVME_SMART_CRIT_SPARE = 1 << 0,
NVME_SMART_CRIT_TEMPERATURE = 1 << 1,
NVME_SMART_CRIT_RELIABILITY = 1 << 2,
NVME_SMART_CRIT_MEDIA = 1 << 3,
NVME_SMART_CRIT_VOLATILE_MEMORY = 1 << 4,
};
enum {
NVME_AER_NOTICE_NS_CHANGED = 0x0002,
};
struct nvme_lba_range_type {
__u8 type;
__u8 attributes;
__u8 rsvd2[14];
__u64 slba;
__u64 nlb;
__u8 guid[16];
__u8 rsvd48[16];
};
enum {
NVME_LBART_TYPE_FS = 0x01,
NVME_LBART_TYPE_RAID = 0x02,
NVME_LBART_TYPE_CACHE = 0x03,
NVME_LBART_TYPE_SWAP = 0x04,
NVME_LBART_ATTRIB_TEMP = 1 << 0,
NVME_LBART_ATTRIB_HIDE = 1 << 1,
};
struct nvme_reservation_status {
__le32 gen;
__u8 rtype;
__u8 regctl[2];
__u8 resv5[2];
__u8 ptpls;
__u8 resv10[13];
struct {
__le16 cntlid;
__u8 rcsts;
__u8 resv3[5];
__le64 hostid;
__le64 rkey;
} regctl_ds[];
};
/* I/O commands */
enum nvme_opcode {
nvme_cmd_flush = 0x00,
nvme_cmd_write = 0x01,
nvme_cmd_read = 0x02,
nvme_cmd_write_uncor = 0x04,
nvme_cmd_compare = 0x05,
nvme_cmd_write_zeroes = 0x08,
nvme_cmd_dsm = 0x09,
nvme_cmd_resv_register = 0x0d,
nvme_cmd_resv_report = 0x0e,
nvme_cmd_resv_acquire = 0x11,
nvme_cmd_resv_release = 0x15,
};
struct nvme_common_command {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__le32 cdw2[2];
__le64 metadata;
__le64 prp1;
__le64 prp2;
__le32 cdw10[6];
};
struct nvme_rw_command {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2;
__le64 metadata;
__le64 prp1;
__le64 prp2;
__le64 slba;
__le16 length;
__le16 control;
__le32 dsmgmt;
__le32 reftag;
__le16 apptag;
__le16 appmask;
};
enum {
NVME_RW_LR = 1 << 15,
NVME_RW_FUA = 1 << 14,
NVME_RW_DSM_FREQ_UNSPEC = 0,
NVME_RW_DSM_FREQ_TYPICAL = 1,
NVME_RW_DSM_FREQ_RARE = 2,
NVME_RW_DSM_FREQ_READS = 3,
NVME_RW_DSM_FREQ_WRITES = 4,
NVME_RW_DSM_FREQ_RW = 5,
NVME_RW_DSM_FREQ_ONCE = 6,
NVME_RW_DSM_FREQ_PREFETCH = 7,
NVME_RW_DSM_FREQ_TEMP = 8,
NVME_RW_DSM_LATENCY_NONE = 0 << 4,
NVME_RW_DSM_LATENCY_IDLE = 1 << 4,
NVME_RW_DSM_LATENCY_NORM = 2 << 4,
NVME_RW_DSM_LATENCY_LOW = 3 << 4,
NVME_RW_DSM_SEQ_REQ = 1 << 6,
NVME_RW_DSM_COMPRESSED = 1 << 7,
NVME_RW_PRINFO_PRCHK_REF = 1 << 10,
NVME_RW_PRINFO_PRCHK_APP = 1 << 11,
NVME_RW_PRINFO_PRCHK_GUARD = 1 << 12,
NVME_RW_PRINFO_PRACT = 1 << 13,
};
struct nvme_dsm_cmd {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2[2];
__le64 prp1;
__le64 prp2;
__le32 nr;
__le32 attributes;
__u32 rsvd12[4];
};
enum {
NVME_DSMGMT_IDR = 1 << 0,
NVME_DSMGMT_IDW = 1 << 1,
NVME_DSMGMT_AD = 1 << 2,
};
struct nvme_dsm_range {
__le32 cattr;
__le32 nlb;
__le64 slba;
};
/* Admin commands */
enum nvme_admin_opcode {
nvme_admin_delete_sq = 0x00,
nvme_admin_create_sq = 0x01,
nvme_admin_get_log_page = 0x02,
nvme_admin_delete_cq = 0x04,
nvme_admin_create_cq = 0x05,
nvme_admin_identify = 0x06,
nvme_admin_abort_cmd = 0x08,
nvme_admin_set_features = 0x09,
nvme_admin_get_features = 0x0a,
nvme_admin_async_event = 0x0c,
nvme_admin_activate_fw = 0x10,
nvme_admin_download_fw = 0x11,
nvme_admin_format_nvm = 0x80,
nvme_admin_security_send = 0x81,
nvme_admin_security_recv = 0x82,
};
enum {
NVME_QUEUE_PHYS_CONTIG = (1 << 0),
NVME_CQ_IRQ_ENABLED = (1 << 1),
NVME_SQ_PRIO_URGENT = (0 << 1),
NVME_SQ_PRIO_HIGH = (1 << 1),
NVME_SQ_PRIO_MEDIUM = (2 << 1),
NVME_SQ_PRIO_LOW = (3 << 1),
NVME_FEAT_ARBITRATION = 0x01,
NVME_FEAT_POWER_MGMT = 0x02,
NVME_FEAT_LBA_RANGE = 0x03,
NVME_FEAT_TEMP_THRESH = 0x04,
NVME_FEAT_ERR_RECOVERY = 0x05,
NVME_FEAT_VOLATILE_WC = 0x06,
NVME_FEAT_NUM_QUEUES = 0x07,
NVME_FEAT_IRQ_COALESCE = 0x08,
NVME_FEAT_IRQ_CONFIG = 0x09,
NVME_FEAT_WRITE_ATOMIC = 0x0a,
NVME_FEAT_ASYNC_EVENT = 0x0b,
NVME_FEAT_AUTO_PST = 0x0c,
NVME_FEAT_SW_PROGRESS = 0x80,
NVME_FEAT_HOST_ID = 0x81,
NVME_FEAT_RESV_MASK = 0x82,
NVME_FEAT_RESV_PERSIST = 0x83,
NVME_LOG_ERROR = 0x01,
NVME_LOG_SMART = 0x02,
NVME_LOG_FW_SLOT = 0x03,
NVME_LOG_RESERVATION = 0x80,
NVME_FWACT_REPL = (0 << 3),
NVME_FWACT_REPL_ACTV = (1 << 3),
NVME_FWACT_ACTV = (2 << 3),
};
struct nvme_identify {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2[2];
__le64 prp1;
__le64 prp2;
__le32 cns;
__u32 rsvd11[5];
};
struct nvme_features {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2[2];
__le64 prp1;
__le64 prp2;
__le32 fid;
__le32 dword11;
__u32 rsvd12[4];
};
struct nvme_create_cq {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[5];
__le64 prp1;
__u64 rsvd8;
__le16 cqid;
__le16 qsize;
__le16 cq_flags;
__le16 irq_vector;
__u32 rsvd12[4];
};
struct nvme_create_sq {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[5];
__le64 prp1;
__u64 rsvd8;
__le16 sqid;
__le16 qsize;
__le16 sq_flags;
__le16 cqid;
__u32 rsvd12[4];
};
struct nvme_delete_queue {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[9];
__le16 qid;
__u16 rsvd10;
__u32 rsvd11[5];
};
struct nvme_abort_cmd {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[9];
__le16 sqid;
__u16 cid;
__u32 rsvd11[5];
};
struct nvme_download_firmware {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[5];
__le64 prp1;
__le64 prp2;
__le32 numd;
__le32 offset;
__u32 rsvd12[4];
};
struct nvme_format_cmd {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2[4];
__le32 cdw10;
__u32 rsvd11[5];
};
struct nvme_get_log_page_command {
__u8 opcode;
__u8 flags;
__u16 command_id;
__le32 nsid;
__u64 rsvd2[2];
__le64 prp1;
__le64 prp2;
__u8 lid;
__u8 rsvd10;
__le16 numdl;
__le16 numdu;
__u16 rsvd11;
__le32 lpol;
__le32 lpou;
__u32 rsvd14[2];
};
struct nvme_command {
union {
struct nvme_common_command common;
struct nvme_rw_command rw;
struct nvme_identify identify;
struct nvme_features features;
struct nvme_create_cq create_cq;
struct nvme_create_sq create_sq;
struct nvme_delete_queue delete_queue;
struct nvme_download_firmware dlfw;
struct nvme_format_cmd format;
struct nvme_dsm_cmd dsm;
struct nvme_abort_cmd abort;
struct nvme_get_log_page_command get_log_page;
};
};
enum {
NVME_SC_SUCCESS = 0x0,
NVME_SC_INVALID_OPCODE = 0x1,
NVME_SC_INVALID_FIELD = 0x2,
NVME_SC_CMDID_CONFLICT = 0x3,
NVME_SC_DATA_XFER_ERROR = 0x4,
NVME_SC_POWER_LOSS = 0x5,
NVME_SC_INTERNAL = 0x6,
NVME_SC_ABORT_REQ = 0x7,
NVME_SC_ABORT_QUEUE = 0x8,
NVME_SC_FUSED_FAIL = 0x9,
NVME_SC_FUSED_MISSING = 0xa,
NVME_SC_INVALID_NS = 0xb,
NVME_SC_CMD_SEQ_ERROR = 0xc,
NVME_SC_SGL_INVALID_LAST = 0xd,
NVME_SC_SGL_INVALID_COUNT = 0xe,
NVME_SC_SGL_INVALID_DATA = 0xf,
NVME_SC_SGL_INVALID_METADATA = 0x10,
NVME_SC_SGL_INVALID_TYPE = 0x11,
NVME_SC_LBA_RANGE = 0x80,
NVME_SC_CAP_EXCEEDED = 0x81,
NVME_SC_NS_NOT_READY = 0x82,
NVME_SC_RESERVATION_CONFLICT = 0x83,
NVME_SC_CQ_INVALID = 0x100,
NVME_SC_QID_INVALID = 0x101,
NVME_SC_QUEUE_SIZE = 0x102,
NVME_SC_ABORT_LIMIT = 0x103,
NVME_SC_ABORT_MISSING = 0x104,
NVME_SC_ASYNC_LIMIT = 0x105,
NVME_SC_FIRMWARE_SLOT = 0x106,
NVME_SC_FIRMWARE_IMAGE = 0x107,
NVME_SC_INVALID_VECTOR = 0x108,
NVME_SC_INVALID_LOG_PAGE = 0x109,
NVME_SC_INVALID_FORMAT = 0x10a,
NVME_SC_FIRMWARE_NEEDS_RESET = 0x10b,
NVME_SC_INVALID_QUEUE = 0x10c,
NVME_SC_FEATURE_NOT_SAVEABLE = 0x10d,
NVME_SC_FEATURE_NOT_CHANGEABLE = 0x10e,
NVME_SC_FEATURE_NOT_PER_NS = 0x10f,
NVME_SC_FW_NEEDS_RESET_SUBSYS = 0x110,
NVME_SC_BAD_ATTRIBUTES = 0x180,
NVME_SC_INVALID_PI = 0x181,
NVME_SC_READ_ONLY = 0x182,
NVME_SC_WRITE_FAULT = 0x280,
NVME_SC_READ_ERROR = 0x281,
NVME_SC_GUARD_CHECK = 0x282,
NVME_SC_APPTAG_CHECK = 0x283,
NVME_SC_REFTAG_CHECK = 0x284,
NVME_SC_COMPARE_FAILED = 0x285,
NVME_SC_ACCESS_DENIED = 0x286,
NVME_SC_DNR = 0x4000,
};
struct nvme_completion {
__le32 result; /* Used by admin commands to return data */
__u32 rsvd;
__le16 sq_head; /* how much of this queue may be reclaimed */
__le16 sq_id; /* submission queue that generated this entry */
__u16 command_id; /* of the command which completed */
__le16 status; /* did the command fail, and if so, why? */
};
#define NVME_VS(major, minor) (((major) << 16) | ((minor) << 8))
#endif /* _LINUX_NVME_H */
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