From: James Smart <james.smart@emulex.com>
To: linux-scsi@vger.kernel.org
Subject: [PATCH 3/8] lpfc 8.3.8: Add code to display logical link speed
Date: Tue, 26 Jan 2010 23:08:29 -0500 [thread overview]
Message-ID: <1264565329.2972.3.camel@wookie> (raw)
Display Logical Link Speed when supported and is non-zero.
Signed-off-by: James Smart <james.smart@emulex.com>
---
lpfc_hw4.h | 3 +++
lpfc_init.c | 2 ++
lpfc_scsi.c | 7 +++++++
lpfc_sli4.h | 1 +
4 files changed, 13 insertions(+)
diff -upNr a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
--- a/drivers/scsi/lpfc/lpfc_hw4.h 2010-01-22 12:03:43.000000000 -0500
+++ b/drivers/scsi/lpfc/lpfc_hw4.h 2010-01-22 21:54:42.000000000 -0500
@@ -1959,6 +1959,9 @@ struct lpfc_acqe_link {
#define LPFC_ASYNC_LINK_FAULT_NONE 0x0
#define LPFC_ASYNC_LINK_FAULT_LOCAL 0x1
#define LPFC_ASYNC_LINK_FAULT_REMOTE 0x2
+#define lpfc_acqe_qos_link_speed_SHIFT 16
+#define lpfc_acqe_qos_link_speed_MASK 0x0000FFFF
+#define lpfc_acqe_qos_link_speed_WORD word1
uint32_t event_tag;
uint32_t trailer;
};
diff -upNr a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
--- a/drivers/scsi/lpfc/lpfc_init.c 2010-01-22 12:03:43.000000000 -0500
+++ b/drivers/scsi/lpfc/lpfc_init.c 2010-01-22 21:54:42.000000000 -0500
@@ -2978,6 +2978,8 @@ lpfc_sli4_async_link_evt(struct lpfc_hba
bf_get(lpfc_acqe_link_physical, acqe_link);
phba->sli4_hba.link_state.fault =
bf_get(lpfc_acqe_link_fault, acqe_link);
+ phba->sli4_hba.link_state.logical_speed =
+ bf_get(lpfc_acqe_qos_link_speed, acqe_link);
/* Invoke the lpfc_handle_latt mailbox command callback function */
lpfc_mbx_cmpl_read_la(phba, pmb);
diff -upNr a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
--- a/drivers/scsi/lpfc/lpfc_scsi.c 2009-12-08 09:43:11.000000000 -0500
+++ b/drivers/scsi/lpfc/lpfc_scsi.c 2010-01-22 21:54:42.000000000 -0500
@@ -2695,6 +2695,13 @@ lpfc_info(struct Scsi_Host *host)
" port %s",
phba->Port);
}
+ len = strlen(lpfcinfobuf);
+ if (phba->sli4_hba.link_state.logical_speed) {
+ snprintf(lpfcinfobuf + len,
+ 384-len,
+ " Logical Link Speed: %d Mbps",
+ phba->sli4_hba.link_state.logical_speed * 10);
+ }
}
return lpfcinfobuf;
}
diff -upNr a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
--- a/drivers/scsi/lpfc/lpfc_sli4.h 2010-01-22 12:03:43.000000000 -0500
+++ b/drivers/scsi/lpfc/lpfc_sli4.h 2010-01-22 21:54:42.000000000 -0500
@@ -126,6 +126,7 @@ struct lpfc_sli4_link {
uint8_t status;
uint8_t physical;
uint8_t fault;
+ uint16_t logical_speed;
};
struct lpfc_fcf {
reply other threads:[~2010-01-27 4:09 UTC|newest]
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