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authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-08 20:12:46 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-08 20:12:46 +0300
commitd1cd7c85f9e29740fddec6f25d8bf061937bf58d (patch)
tree6d1f8e555d3a416442856724b57dc414eac5d5a4 /include/uapi
parentb3a5e648f5917ea508ecab9a629028b186d38eae (diff)
parentd4023db71108375e4194e92730ba0d32d7f07813 (diff)
downloadlinux-d1cd7c85f9e29740fddec6f25d8bf061937bf58d.tar.xz
Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI updates from James Bottomley: "This is mostly update of the usual drivers: qla2xxx, qedf, smartpqi, hpsa, lpfc, ufs, mpt3sas, ibmvfc and hisi_sas. Plus number of minor changes, spelling fixes and other trivia" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (298 commits) scsi: qla2xxx: Avoid that lockdep complains about unsafe locking in tcm_qla2xxx_close_session() scsi: qla2xxx: Avoid that qlt_send_resp_ctio() corrupts memory scsi: qla2xxx: Fix hardirq-unsafe locking scsi: qla2xxx: Complain loudly about reference count underflow scsi: qla2xxx: Use __le64 instead of uint32_t[2] for sending DMA addresses to firmware scsi: qla2xxx: Introduce the dsd32 and dsd64 data structures scsi: qla2xxx: Check the size of firmware data structures at compile time scsi: qla2xxx: Pass little-endian values to the firmware scsi: qla2xxx: Fix race conditions in the code for aborting SCSI commands scsi: qla2xxx: Use an on-stack completion in qla24xx_control_vp() scsi: qla2xxx: Make qla24xx_async_abort_cmd() static scsi: qla2xxx: Remove unnecessary locking from the target code scsi: qla2xxx: Remove qla_tgt_cmd.released scsi: qla2xxx: Complain if a command is released that is owned by the firmware scsi: qla2xxx: target: Fix offline port handling and host reset handling scsi: qla2xxx: Fix abort handling in tcm_qla2xxx_write_pending() scsi: qla2xxx: Fix error handling in qlt_alloc_qfull_cmd() scsi: qla2xxx: Simplify qlt_send_term_imm_notif() scsi: qla2xxx: Fix use-after-free issues in qla2xxx_qpair_sp_free_dma() scsi: qla2xxx: Fix a qla24xx_enable_msix() error path ...
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/scsi/fc/fc_els.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/uapi/scsi/fc/fc_els.h b/include/uapi/scsi/fc/fc_els.h
index b7e0a5ed40de..a81c53508cc6 100644
--- a/include/uapi/scsi/fc/fc_els.h
+++ b/include/uapi/scsi/fc/fc_els.h
@@ -52,6 +52,7 @@ enum fc_els_cmd {
ELS_RRQ = 0x12, /* reinstate recovery qualifier */
ELS_REC = 0x13, /* read exchange concise */
ELS_SRR = 0x14, /* sequence retransmission request */
+ ELS_FPIN = 0x16, /* Fabric Performance Impact Notification */
ELS_PRLI = 0x20, /* process login */
ELS_PRLO = 0x21, /* process logout */
ELS_SCN = 0x22, /* state change notification */
@@ -119,6 +120,7 @@ enum fc_els_cmd {
[ELS_RRQ] = "RRQ", \
[ELS_REC] = "REC", \
[ELS_SRR] = "SRR", \
+ [ELS_FPIN] = "FPIN", \
[ELS_PRLI] = "PRLI", \
[ELS_PRLO] = "PRLO", \
[ELS_SCN] = "SCN", \
@@ -829,4 +831,35 @@ enum fc_els_clid_ic {
ELS_CLID_IC_LIP = 8, /* receiving LIP */
};
+
+/*
+ * Fabric Notification Descriptor Tag values
+ */
+enum fc_fn_dtag {
+ ELS_FN_DTAG_LNK_INTEGRITY = 0x00020001, /* Link Integrity */
+ ELS_FN_DTAG_PEER_CONGEST = 0x00020003, /* Peer Congestion */
+ ELS_FN_DTAG_CONGESTION = 0x00020004, /* Congestion */
+};
+
+/*
+ * Fabric Notification Descriptor
+ */
+struct fc_fn_desc {
+ __be32 fn_desc_tag; /* Notification Descriptor Tag */
+ __be32 fn_desc_value_len; /* Length of Descriptor Value field
+ * (in bytes)
+ */
+ __u8 fn_desc_value[0]; /* Descriptor Value */
+};
+
+/*
+ * ELS_FPIN - Fabric Performance Impact Notification
+ */
+struct fc_els_fpin {
+ __u8 fpin_cmd; /* command (0x16) */
+ __u8 fpin_zero[3]; /* specified as zero - part of cmd */
+ __be32 fpin_desc_cnt; /* count of descriptors */
+ struct fc_fn_desc fpin_desc[0]; /* Descriptor list */
+};
+
#endif /* _FC_ELS_H_ */