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authorJames Smart <james.smart@emulex.com>2010-11-20 23:11:55 -0500
committerJames Bottomley <James.Bottomley@suse.de>2010-12-21 12:24:01 -0600
commit19ca760979e4be41a3eb215fb8d0e96637161947 (patch)
treede6c32815eb813ba770a26178c1612015acf719b /drivers/scsi/lpfc/lpfc_disc.h
parent76a95d75ede64e4f1684ddb8c626fdfdb641bda2 (diff)
[SCSI] lpfc 8.3.19: Added support for ELS RRQ command
Added support for ELS RRQ command - Add new routine lpfc_set_rrq_active() to track XRI qualifier state. - Add new module parameter lpfc_enable_rrq to control RRQ operation. - Add logic to ELS RRQ completion handler and xri qualifier timeout to clear XRI qualifier state. - Use OX_ID from XRI_ABORTED_CQE for RRQ payload. - Tie abort and XRI_ABORTED_CQE andler to RRQ generation. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_disc.h')
-rw-r--r--drivers/scsi/lpfc/lpfc_disc.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index 7cae69de36f7..2f73252d15f0 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -68,6 +68,12 @@ struct lpfc_fast_path_event {
} un;
};
+#define LPFC_SLI4_MAX_XRI 1024 /* Used to make the ndlp's xri_bitmap */
+#define XRI_BITMAP_ULONGS (LPFC_SLI4_MAX_XRI / BITS_PER_LONG)
+struct lpfc_node_rrqs {
+ unsigned long xri_bitmap[XRI_BITMAP_ULONGS];
+};
+
struct lpfc_nodelist {
struct list_head nlp_listp;
struct lpfc_name nlp_portname;
@@ -110,8 +116,19 @@ struct lpfc_nodelist {
atomic_t cmd_pending;
uint32_t cmd_qdepth;
unsigned long last_change_time;
+ struct lpfc_node_rrqs active_rrqs;
struct lpfc_scsicmd_bkt *lat_data; /* Latency data */
};
+struct lpfc_node_rrq {
+ struct list_head list;
+ uint16_t xritag;
+ uint16_t send_rrq;
+ uint16_t rxid;
+ uint32_t nlp_DID; /* FC D_ID of entry */
+ struct lpfc_vport *vport;
+ struct lpfc_nodelist *ndlp;
+ unsigned long rrq_stop_time;
+};
/* Defines for nlp_flag (uint32) */
#define NLP_IGNR_REG_CMPL 0x00000001 /* Rcvd rscn before we cmpl reg login */