1 files changed, 67 insertions, 5 deletions

diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 2950ce957656..68e91ef5494c 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -242,7 +242,12 @@ struct nvme_id_ctrl {
         __le32                  sanicap;
         __le32                  hmminds;
         __le16                  hmmaxd;
-        __u8                    rsvd338[174];
+        __u8                    rsvd338[4];
+        __u8                    anatt;
+        __u8                    anacap;
+        __le32                  anagrpmax;
+        __le32                  nanagrpid;
+        __u8                    rsvd352[160];
         __u8                    sqes;
         __u8                    cqes;
         __le16                  maxcmd;
@@ -254,11 +259,12 @@ struct nvme_id_ctrl {
         __le16                  awun;
         __le16                  awupf;
         __u8                    nvscc;
-        __u8                    rsvd531;
+        __u8                    nwpc;
         __le16                  acwu;
         __u8                    rsvd534[2];
         __le32                  sgls;
-        __u8                    rsvd540[228];
+        __le32                  mnan;
+        __u8                    rsvd544[224];
         char                    subnqn[256];
         __u8                    rsvd1024[768];
         __le32                  ioccsz;
@@ -312,7 +318,11 @@ struct nvme_id_ns {
         __le16                  nabspf;
         __le16                  noiob;
         __u8                    nvmcap[16];
-        __u8                    rsvd64[40];
+        __u8                    rsvd64[28];
+        __le32                  anagrpid;
+        __u8                    rsvd96[3];
+        __u8                    nsattr;
+        __u8                    rsvd100[4];
         __u8                    nguid[16];
         __u8                    eui64[8];
         struct nvme_lbaf        lbaf[16];
@@ -425,6 +435,32 @@ struct nvme_effects_log {
         __u8   resv[2048];
 };
 
+enum nvme_ana_state {
+        NVME_ANA_OPTIMIZED              = 0x01,
+        NVME_ANA_NONOPTIMIZED           = 0x02,
+        NVME_ANA_INACCESSIBLE           = 0x03,
+        NVME_ANA_PERSISTENT_LOSS        = 0x04,
+        NVME_ANA_CHANGE                 = 0x0f,
+};
+
+struct nvme_ana_group_desc {
+        __le32  grpid;
+        __le32  nnsids;
+        __le64  chgcnt;
+        __u8    state;
+        __u8    rsvd17[15];
+        __le32  nsids[];
+};
+
+/* flag for the log specific field of the ANA log */
+#define NVME_ANA_LOG_RGO        (1 << 0)
+
+struct nvme_ana_rsp_hdr {
+        __le64  chgcnt;
+        __le16  ngrps;
+        __le16  rsvd10[3];
+};
+
 enum {
         NVME_SMART_CRIT_SPARE           = 1 << 0,
         NVME_SMART_CRIT_TEMPERATURE     = 1 << 1,
@@ -444,11 +480,13 @@ enum {
 enum {
         NVME_AER_NOTICE_NS_CHANGED      = 0x00,
         NVME_AER_NOTICE_FW_ACT_STARTING = 0x01,
+        NVME_AER_NOTICE_ANA             = 0x03,
 };
 
 enum {
         NVME_AEN_CFG_NS_ATTR            = 1 << 8,
         NVME_AEN_CFG_FW_ACT             = 1 << 9,
+        NVME_AEN_CFG_ANA_CHANGE         = 1 << 11,
 };
 
 struct nvme_lba_range_type {
@@ -749,15 +787,22 @@ enum {
         NVME_FEAT_HOST_MEM_BUF  = 0x0d,
         NVME_FEAT_TIMESTAMP     = 0x0e,
         NVME_FEAT_KATO          = 0x0f,
+        NVME_FEAT_HCTM          = 0x10,
+        NVME_FEAT_NOPSC         = 0x11,
+        NVME_FEAT_RRL           = 0x12,
+        NVME_FEAT_PLM_CONFIG    = 0x13,
+        NVME_FEAT_PLM_WINDOW    = 0x14,
         NVME_FEAT_SW_PROGRESS   = 0x80,
         NVME_FEAT_HOST_ID       = 0x81,
         NVME_FEAT_RESV_MASK     = 0x82,
         NVME_FEAT_RESV_PERSIST  = 0x83,
+        NVME_FEAT_WRITE_PROTECT = 0x84,
         NVME_LOG_ERROR          = 0x01,
         NVME_LOG_SMART          = 0x02,
         NVME_LOG_FW_SLOT        = 0x03,
         NVME_LOG_CHANGED_NS     = 0x04,
         NVME_LOG_CMD_EFFECTS    = 0x05,
+        NVME_LOG_ANA            = 0x0c,
         NVME_LOG_DISC           = 0x70,
         NVME_LOG_RESERVATION    = 0x80,
         NVME_FWACT_REPL         = (0 << 3),
@@ -765,6 +810,14 @@ enum {
         NVME_FWACT_ACTV         = (2 << 3),
 };
 
+/* NVMe Namespace Write Protect State */
+enum {
+        NVME_NS_NO_WRITE_PROTECT = 0,
+        NVME_NS_WRITE_PROTECT,
+        NVME_NS_WRITE_PROTECT_POWER_CYCLE,
+        NVME_NS_WRITE_PROTECT_PERMANENT,
+};
+
 #define NVME_MAX_CHANGED_NAMESPACES     1024
 
 struct nvme_identify {
@@ -880,7 +933,7 @@ struct nvme_get_log_page_command {
         __u64                   rsvd2[2];
         union nvme_data_ptr     dptr;
         __u8                    lid;
-        __u8                    rsvd10;
+        __u8                    lsp; /* upper 4 bits reserved */
         __le16                  numdl;
         __le16                  numdu;
         __u16                   rsvd11;
@@ -1111,6 +1164,8 @@ enum {
         NVME_SC_SGL_INVALID_OFFSET      = 0x16,
         NVME_SC_SGL_INVALID_SUBTYPE     = 0x17,
 
+        NVME_SC_NS_WRITE_PROTECTED      = 0x20,
+
         NVME_SC_LBA_RANGE               = 0x80,
         NVME_SC_CAP_EXCEEDED            = 0x81,
         NVME_SC_NS_NOT_READY            = 0x82,
@@ -1180,6 +1235,13 @@ enum {
         NVME_SC_ACCESS_DENIED           = 0x286,
         NVME_SC_UNWRITTEN_BLOCK         = 0x287,
 
+        /*
+         * Path-related Errors:
+         */
+        NVME_SC_ANA_PERSISTENT_LOSS     = 0x301,
+        NVME_SC_ANA_INACCESSIBLE        = 0x302,
+        NVME_SC_ANA_TRANSITION          = 0x303,
+
         NVME_SC_DNR                     = 0x4000,
 };