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-rw-r--r--include/linux/blkdev.h50
-rw-r--r--include/linux/nvme-fc-driver.h2
-rw-r--r--include/linux/nvme.h138
3 files changed, 186 insertions, 4 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 06ecb2c1492f..9273d1126ed2 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -513,6 +513,8 @@ struct request_queue {
unsigned int nr_zones;
unsigned long *conv_zones_bitmap;
unsigned long *seq_zones_wlock;
+ unsigned int max_open_zones;
+ unsigned int max_active_zones;
#endif /* CONFIG_BLK_DEV_ZONED */
/*
@@ -722,6 +724,28 @@ static inline bool blk_queue_zone_is_seq(struct request_queue *q,
return true;
return !test_bit(blk_queue_zone_no(q, sector), q->conv_zones_bitmap);
}
+
+static inline void blk_queue_max_open_zones(struct request_queue *q,
+ unsigned int max_open_zones)
+{
+ q->max_open_zones = max_open_zones;
+}
+
+static inline unsigned int queue_max_open_zones(const struct request_queue *q)
+{
+ return q->max_open_zones;
+}
+
+static inline void blk_queue_max_active_zones(struct request_queue *q,
+ unsigned int max_active_zones)
+{
+ q->max_active_zones = max_active_zones;
+}
+
+static inline unsigned int queue_max_active_zones(const struct request_queue *q)
+{
+ return q->max_active_zones;
+}
#else /* CONFIG_BLK_DEV_ZONED */
static inline unsigned int blk_queue_nr_zones(struct request_queue *q)
{
@@ -737,6 +761,14 @@ static inline unsigned int blk_queue_zone_no(struct request_queue *q,
{
return 0;
}
+static inline unsigned int queue_max_open_zones(const struct request_queue *q)
+{
+ return 0;
+}
+static inline unsigned int queue_max_active_zones(const struct request_queue *q)
+{
+ return 0;
+}
#endif /* CONFIG_BLK_DEV_ZONED */
static inline bool rq_is_sync(struct request *rq)
@@ -1520,6 +1552,24 @@ static inline sector_t bdev_zone_sectors(struct block_device *bdev)
return 0;
}
+static inline unsigned int bdev_max_open_zones(struct block_device *bdev)
+{
+ struct request_queue *q = bdev_get_queue(bdev);
+
+ if (q)
+ return queue_max_open_zones(q);
+ return 0;
+}
+
+static inline unsigned int bdev_max_active_zones(struct block_device *bdev)
+{
+ struct request_queue *q = bdev_get_queue(bdev);
+
+ if (q)
+ return queue_max_active_zones(q);
+ return 0;
+}
+
static inline int queue_dma_alignment(const struct request_queue *q)
{
return q ? q->dma_alignment : 511;
diff --git a/include/linux/nvme-fc-driver.h b/include/linux/nvme-fc-driver.h
index 41e7795a3ee4..2a38f2b477a5 100644
--- a/include/linux/nvme-fc-driver.h
+++ b/include/linux/nvme-fc-driver.h
@@ -672,7 +672,7 @@ enum {
* Values set by the LLDD indicating completion status of the FCP operation.
* Must be set prior to calling the done() callback.
* @transferred_length: amount of DATA_OUT payload data received by a
- * a WRITEDATA operation. If not a WRITEDATA operation, value must
+ * WRITEDATA operation. If not a WRITEDATA operation, value must
* be set to 0. Should equal transfer_length on success.
* @fcp_error: status of the FCP operation. Must be 0 on success; on failure
* must be a NVME_SC_FC_xxxx value.
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 5ce51ab4c50e..d92535997687 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -132,6 +132,7 @@ enum {
#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_CSS(cap) (((cap) >> 37) & 0xff)
#define NVME_CAP_MPSMIN(cap) (((cap) >> 48) & 0xf)
#define NVME_CAP_MPSMAX(cap) (((cap) >> 52) & 0xf)
@@ -162,7 +163,6 @@ enum {
enum {
NVME_CC_ENABLE = 1 << 0,
- NVME_CC_CSS_NVM = 0 << 4,
NVME_CC_EN_SHIFT = 0,
NVME_CC_CSS_SHIFT = 4,
NVME_CC_MPS_SHIFT = 7,
@@ -170,6 +170,9 @@ enum {
NVME_CC_SHN_SHIFT = 14,
NVME_CC_IOSQES_SHIFT = 16,
NVME_CC_IOCQES_SHIFT = 20,
+ NVME_CC_CSS_NVM = 0 << NVME_CC_CSS_SHIFT,
+ NVME_CC_CSS_CSI = 6 << NVME_CC_CSS_SHIFT,
+ NVME_CC_CSS_MASK = 7 << NVME_CC_CSS_SHIFT,
NVME_CC_AMS_RR = 0 << NVME_CC_AMS_SHIFT,
NVME_CC_AMS_WRRU = 1 << NVME_CC_AMS_SHIFT,
NVME_CC_AMS_VS = 7 << NVME_CC_AMS_SHIFT,
@@ -179,6 +182,8 @@ enum {
NVME_CC_SHN_MASK = 3 << NVME_CC_SHN_SHIFT,
NVME_CC_IOSQES = NVME_NVM_IOSQES << NVME_CC_IOSQES_SHIFT,
NVME_CC_IOCQES = NVME_NVM_IOCQES << NVME_CC_IOCQES_SHIFT,
+ NVME_CAP_CSS_NVM = 1 << 0,
+ NVME_CAP_CSS_CSI = 1 << 6,
NVME_CSTS_RDY = 1 << 0,
NVME_CSTS_CFS = 1 << 1,
NVME_CSTS_NSSRO = 1 << 4,
@@ -307,6 +312,7 @@ enum {
NVME_CTRL_ONCS_WRITE_UNCORRECTABLE = 1 << 1,
NVME_CTRL_ONCS_DSM = 1 << 2,
NVME_CTRL_ONCS_WRITE_ZEROES = 1 << 3,
+ NVME_CTRL_ONCS_RESERVATIONS = 1 << 5,
NVME_CTRL_ONCS_TIMESTAMP = 1 << 6,
NVME_CTRL_VWC_PRESENT = 1 << 0,
NVME_CTRL_OACS_SEC_SUPP = 1 << 0,
@@ -369,11 +375,37 @@ 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,
NVME_ID_CNS_NS_ACTIVE_LIST = 0x02,
NVME_ID_CNS_NS_DESC_LIST = 0x03,
+ NVME_ID_CNS_CS_NS = 0x05,
+ NVME_ID_CNS_CS_CTRL = 0x06,
NVME_ID_CNS_NS_PRESENT_LIST = 0x10,
NVME_ID_CNS_NS_PRESENT = 0x11,
NVME_ID_CNS_CTRL_NS_LIST = 0x12,
@@ -384,6 +416,11 @@ enum {
};
enum {
+ NVME_CSI_NVM = 0,
+ NVME_CSI_ZNS = 2,
+};
+
+enum {
NVME_DIR_IDENTIFY = 0x00,
NVME_DIR_STREAMS = 0x01,
NVME_DIR_SND_ID_OP_ENABLE = 0x01,
@@ -435,11 +472,13 @@ struct nvme_ns_id_desc {
#define NVME_NIDT_EUI64_LEN 8
#define NVME_NIDT_NGUID_LEN 16
#define NVME_NIDT_UUID_LEN 16
+#define NVME_NIDT_CSI_LEN 1
enum {
NVME_NIDT_EUI64 = 0x01,
NVME_NIDT_NGUID = 0x02,
NVME_NIDT_UUID = 0x03,
+ NVME_NIDT_CSI = 0x04,
};
struct nvme_smart_log {
@@ -519,6 +558,27 @@ 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,
@@ -613,6 +673,9 @@ 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 }
@@ -751,6 +814,7 @@ 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,
@@ -816,6 +880,53 @@ 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 {
@@ -872,6 +983,7 @@ enum nvme_admin_opcode {
nvme_admin_security_recv = 0x82,
nvme_admin_sanitize_nvm = 0x84,
nvme_admin_get_lba_status = 0x86,
+ nvme_admin_vendor_start = 0xC0,
};
#define nvme_admin_opcode_name(opcode) { opcode, #opcode }
@@ -935,6 +1047,8 @@ enum {
NVME_FEAT_RESV_MASK = 0x82,
NVME_FEAT_RESV_PERSIST = 0x83,
NVME_FEAT_WRITE_PROTECT = 0x84,
+ NVME_FEAT_VENDOR_START = 0xC0,
+ NVME_FEAT_VENDOR_END = 0xFF,
NVME_LOG_ERROR = 0x01,
NVME_LOG_SMART = 0x02,
NVME_LOG_FW_SLOT = 0x03,
@@ -972,7 +1086,9 @@ struct nvme_identify {
__u8 cns;
__u8 rsvd3;
__le16 ctrlid;
- __u32 rsvd11[5];
+ __u8 rsvd11[3];
+ __u8 csi;
+ __u32 rsvd12[4];
};
#define NVME_IDENTIFY_DATA_SIZE 4096
@@ -1086,7 +1202,9 @@ struct nvme_get_log_page_command {
};
__le64 lpo;
};
- __u32 rsvd14[2];
+ __u8 rsvd14[3];
+ __u8 csi;
+ __u32 rsvd15;
};
struct nvme_directive_cmd {
@@ -1283,6 +1401,8 @@ 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;
@@ -1417,6 +1537,18 @@ 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,
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-16 15:28:58 +0300