[SCSI] bfa: Support for FC BB credit recovery
This patch includes changes to 1) Enable/disable fc credit recovery on
Brocade FC adapter port operating at max supported speed. 2) Get credit
recovery status and stats related to credit loss and recovered credits
Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/bfa/bfa_defs.h b/drivers/scsi/bfa/bfa_defs.h
index 0efdf31..bdd1bae 100644
--- a/drivers/scsi/bfa/bfa_defs.h
+++ b/drivers/scsi/bfa/bfa_defs.h
@@ -185,6 +185,8 @@
BFA_STATUS_FAA_DISABLED = 198, /* FAA is already disabled */
BFA_STATUS_FAA_ACQUIRED = 199, /* FAA is already acquired */
BFA_STATUS_FAA_ACQ_ADDR = 200, /* Acquiring addr */
+ BFA_STATUS_BBCR_FC_ONLY = 201, /*!< BBCredit Recovery is supported for *
+ * FC mode only */
BFA_STATUS_ERROR_TRUNK_ENABLED = 203, /* Trunk enabled on adapter */
BFA_STATUS_MAX_ENTRY_REACHED = 212, /* MAX entry reached */
BFA_STATUS_TOPOLOGY_LOOP = 230, /* Topology is set to Loop */
@@ -198,6 +200,14 @@
BFA_STATUS_CMD_NOTSUPP_MEZZ = 239, /* Cmd not supported for MEZZ card */
BFA_STATUS_FRU_NOT_PRESENT = 240, /* fru module not present */
BFA_STATUS_DPORT_ERR = 245, /* D-port mode is enabled */
+ BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT = 258, /*!< BB credit recovery is
+ * supported at max port speed alone */
+ BFA_STATUS_ERROR_BBCR_ENABLED = 259, /*!< BB credit recovery
+ * is enabled */
+ BFA_STATUS_INVALID_BBSCN = 260, /*!< Invalid BBSCN value.
+ * Valid range is [1-15] */
+ BFA_STATUS_BBCR_CFG_NO_CHANGE = 265, /*!< BBCR is operational.
+ * Disable BBCR and try this operation again. */
BFA_STATUS_MAX_VAL /* Unknown error code */
};
#define bfa_status_t enum bfa_status