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Commit 1a376216 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

nvme.h: add ANA definitions 



Add various defintions from NVMe 1.3 TP 4004.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarKeith Busch <keith.busch@intel.com>
Reviewed-by: default avatarSagi Grimberg <sagi@grimberg.me>
Reviewed-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
parent 9b89bc38

include/linux/nvme.h

+47 −3
Original line number Diff line number Diff line
@@ -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;
@@ -258,7 +263,8 @@ struct nvme_id_ctrl { 
	__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 +318,9 @@ struct nvme_id_ns { 
	__le16			nabspf;

	__le16			noiob;

	__u8			nvmcap[16];

	__u8			rsvd64[40];

	__u8			rsvd64[28];

	__le32			anagrpid;

	__u8			rsvd96[8];

	__u8			nguid[16];

	__u8			eui64[8];

	struct nvme_lbaf	lbaf[16];
@@ -425,6 +433,32 @@ 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[7];

	__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 +478,13 @@ 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 {
@@ -763,6 +799,7 @@ enum { 
	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),
@@ -1185,6 +1222,13 @@ 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,

};