[PATCH 03/18] use nvme.h from Linux

Christoph Hellwig hch at lst.de
Thu Sep 22 20:22:54 PDT 2016


We still need various defintions of our own, but this cuts down the number
significantly.

Signed-off-by: Christoph Hellwig <hch at lst.de>
---
 nvme.h | 471 +----------------------------------------------------------------
 1 file changed, 3 insertions(+), 468 deletions(-)

diff --git a/nvme.h b/nvme.h
index e9e4433..76b7576 100644
--- a/nvme.h
+++ b/nvme.h
@@ -15,73 +15,11 @@
 #ifndef _NVME_H
 #define _NVME_H
 
-#include <linux/types.h>
+#include <stdbool.h>
 #include "plugin.h"
 
-/* NQN names in commands fields specified one size */
-#define NVMF_NQN_FIELD_LEN	256
-
-/* However the max length of a qualified name is another size */
-#define NVMF_NQN_SIZE		223
-#define NVMF_TRSVCID_SIZE	32
-#define NVMF_TRADDR_SIZE	256
-#define NVMF_TSAS_SIZE		256
-
-#define NVME_DISC_SUBSYS_NAME	"nqn.2014-08.org.nvmexpress.discovery"
-
-enum nvme_subsys_type {
-	NVME_NQN_DISC	= 1,		/* Discovery type target subsystem */
-	NVME_NQN_NVME	= 2,		/* NVME type target subsystem */
-};
-
-/* Transport Type codes for Discovery Log Page entry TRTYPE field */
-enum {
-	NVMF_TRTYPE_RDMA	= 1,	/* RDMA */
-	NVMF_TRTYPE_FC		= 2,	/* Fibre Channel */
-	NVMF_TRTYPE_LOOP	= 254,  /* Reserved for host usage */
-};
-
-/* Transport Requirements codes for Discovery Log Page entry TREQ field */
-enum {
-	NVMF_TREQ_NOT_SPECIFIED	= 0,	/* Not specified */
-	NVMF_TREQ_REQUIRED	= 1,	/* Required */
-	NVMF_TREQ_NOT_REQUIRED	= 2,	/* Not Required */
-};
-
-/* RDMA QP Service Type codes for Discovery Log Page entry TSAS
- * RDMA_QPTYPE field
- */
-enum {
-	NVMF_RDMA_QPTYPE_CONNECTED	= 0, /* Reliable Connected */
-	NVMF_RDMA_QPTYPE_DATAGRAM	= 1, /* Reliable Datagram */
-};
-
-/* RDMA QP Service Type codes for Discovery Log Page entry TSAS
- * RDMA_QPTYPE field
- */
-enum {
-	NVMF_RDMA_PRTYPE_NOT_SPECIFIED	= 0, /* No Provider Specified */
-	NVMF_RDMA_PRTYPE_IB		= 1, /* InfiniBand */
-	NVMF_RDMA_PRTYPE_ROCE		= 2, /* InfiniBand RoCE */
-	NVMF_RDMA_PRTYPE_ROCEV2		= 3, /* InfiniBand RoCEV2 */
-	NVMF_RDMA_PRTYPE_IWARP		= 4, /* IWARP */
-};
-
-/* RDMA Connection Management Service Type codes for Discovery Log Page
- * entry TSAS RDMA_CMS field
- */
-enum {
-	NVMF_RDMA_CMS_RDMA_CM	= 0, /* Sockets based enpoint addressing */
-};
-
-/* Address Family codes for Discovery Log Page entry ADRFAM field */
-enum {
-	NVMF_ADDR_FAMILY_PCI	= 0,	/* PCIe */
-	NVMF_ADDR_FAMILY_IP4	= 1,	/* IP4 */
-	NVMF_ADDR_FAMILY_IP6	= 2,	/* IP6 */
-	NVMF_ADDR_FAMILY_IB	= 3,	/* InfiniBand */
-	NVMF_ADDR_FAMILY_FC	= 4,	/* Fibre Channel */
-};
+#define unlikely(x) x
+#include "linux/nvme.h"
 
 struct nvme_error_log_page {
 	__u64	error_count;
@@ -102,94 +40,10 @@ struct nvme_firmware_log_page {
 	__u8	resv2[448];
 };
 
-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];
-};
-
 /* idle and active power scales occupy the last 2 bits of the field */
 #define POWER_SCALE(s) ((s) >> 6)
 
 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			cmic;
-	__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;
-	__le16			mtfa;
-	__le32			hmpre;
-	__le32			hmmin;
-	__u8			tnvmcap[16];
-	__u8			unvmcap[16];
-	__le32			rpmbs;
-	__u8			rsvd316[196];
-	__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,
-};
-
-enum {
 	NVME_ID_CNS_NS			= 0x00,
 	NVME_ID_CNS_CTRL		= 0x01,
 	NVME_ID_CNS_NS_ACTIVE_LIST	= 0x02,
@@ -199,81 +53,6 @@ enum {
 	NVME_ID_CNS_CTRL_LIST		= 0x13,
 };
 
-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;
-	__u8			nvmcap[16];
-	__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_LBAF_RP_BEST	= 0,
-	NVME_LBAF_RP_BETTER	= 1,
-	NVME_LBAF_RP_GOOD	= 2,
-	NVME_LBAF_RP_DEGRADED	= 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,
-};
-
 #pragma pack(push,1)
 struct nvme_additional_smart_log_item {
 	__u8			key;
@@ -312,16 +91,6 @@ struct nvme_additional_smart_log {
 	struct nvme_additional_smart_log_item	host_bytes_written;
 };
 
-struct nvme_lba_range_type {
-	__u8			type;
-	__u8			attributes;
-	__u8			rsvd2[14];
-	__u64			slba;
-	__u64			nlb;
-	__u8			guid[16];
-	__u8			rsvd48[16];
-};
-
 struct nvme_host_mem_buffer {
 	__u32			hsize;
 	__u32			hmdlal;
@@ -335,206 +104,11 @@ struct nvme_auto_pst {
 	__u32	rsvd32;
 };
 
-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[14];
-	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,
-};
-
-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,
-};
-
-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;
-};
-
 struct nvme_controller_list {
 	__le16 num;
 	__le16 identifier[];
 };
 
-/* 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_ns_mgmt		= 0x0d,
-	nvme_admin_activate_fw		= 0x10,
-	nvme_admin_download_fw		= 0x11,
-	nvme_admin_ns_attach		= 0x15,
-	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_HOST_MEM_BUF	= 0x0d,
-	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_DISC		= 0x70,
-	NVME_LOG_RESERVATION	= 0x80,
-	NVME_FWACT_REPL		= (0 << 3),
-	NVME_FWACT_REPL_ACTV	= (1 << 3),
-	NVME_FWACT_ACTV		= (2 << 3),
-};
-
-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_FW_NEEDS_CONV_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_SUBSYS_RESET	= 0x110,
-	NVME_SC_FW_NEEDS_RESET		= 0x111,
-	NVME_SC_FW_NEEDS_MAX_TIME	= 0x112,
-	NVME_SC_FW_ACIVATE_PROHIBITED	= 0x113,
-	NVME_SC_OVERLAPPING_RANGE	= 0x114,
-	NVME_SC_NS_INSUFFICENT_CAP	= 0x115,
-	NVME_SC_NS_ID_UNAVAILABLE	= 0x116,
-	NVME_SC_NS_ALREADY_ATTACHED	= 0x118,
-	NVME_SC_NS_IS_PRIVATE		= 0x119,
-	NVME_SC_NS_NOT_ATTACHED		= 0x11a,
-	NVME_SC_THIN_PROV_NOT_SUPP	= 0x11b,
-	NVME_SC_CTRL_LIST_INVALID	= 0x11c,
-	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_UNWRITTEN_BLOCK		= 0x287,
-	NVME_SC_DNR			= 0x4000,
-};
-
 struct nvme_bar {
 	__u64			cap;	/* Controller Capabilities */
 	__u32			vs;	/* Version */
@@ -560,45 +134,6 @@ struct nvme_bar_cap {
 	__u8	reserved;
 };
 
-#define NVME_CNTLID_DYNAMIC	0xFFFF
-
-/* Discovery log page entry */
-struct nvmf_disc_rsp_page_entry {
-	__u8	trtype;
-	__u8	adrfam;
-	__u8	subtype;
-	__u8	treq;
-	__le16	portid;
-	__le16	cntlid;
-	__u8	resv8[24];
-	char	trsvcid[NVMF_TRSVCID_SIZE];
-	__u8	resv64[192];
-	char	subnqn[NVMF_NQN_FIELD_LEN];
-	char	traddr[NVMF_TRADDR_SIZE];
-	union tsas {
-		char		common[NVMF_TSAS_SIZE];
-		struct rdma {
-			__u8	qptype;
-			__u8	prtype;
-			__u8	cms;
-			__u8	resv3[5];
-			__u16	pkey;
-			__u8	resv10[246];
-		} rdma;
-	} tsas;
-};
-
-/* Discovery log page header */
-struct nvmf_disc_rsp_page_hdr {
-	__le64	genctr;
-	__le64	numrec;
-	__le16	recfmt;
-	__u8	resv14[1006];
-	struct nvmf_disc_rsp_page_entry entries[0];
-};
-
-#define NVME_VS(major, minor) (((major) << 16) | ((minor) << 8))
-
 void register_extension(struct plugin *plugin);
 
 #include "argconfig.h"
-- 
2.1.4




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