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authorJames Smart <jsmart2021@gmail.com>2019-11-04 16:57:07 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2019-11-06 00:04:04 -0500
commit171f6c41949f6e9d5e09dcac842a10bf8dda8dcc (patch)
tree7d81a646756686904857b1dc16044564289f8fbb /drivers/scsi/lpfc
parentscsi: lpfc: Change default IRQ model on AMD architectures (diff)
downloadlinux-dev-171f6c41949f6e9d5e09dcac842a10bf8dda8dcc.tar.xz
linux-dev-171f6c41949f6e9d5e09dcac842a10bf8dda8dcc.zip
scsi: lpfc: Add enablement of multiple adapter dumps
Some adapters support the ability to hold multiple adapter dumps on the adapter flash. Some adapters default to enabling this feature while others default to single-dump. Make support uniform by enabling dual dump by default. Link: https://lore.kernel.org/r/20191105005708.7399-11-jsmart2021@gmail.com Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h10
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c27
2 files changed, 36 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 9daa2b494b5c..25cdcbc2b02f 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -3530,6 +3530,7 @@ struct lpfc_sli4_parameters {
#define LPFC_SET_UE_RECOVERY 0x10
#define LPFC_SET_MDS_DIAGS 0x11
+#define LPFC_SET_DUAL_DUMP 0x1e
struct lpfc_mbx_set_feature {
struct mbox_header header;
uint32_t feature;
@@ -3544,6 +3545,15 @@ struct lpfc_mbx_set_feature {
#define lpfc_mbx_set_feature_mds_deep_loopbk_SHIFT 1
#define lpfc_mbx_set_feature_mds_deep_loopbk_MASK 0x00000001
#define lpfc_mbx_set_feature_mds_deep_loopbk_WORD word6
+#define lpfc_mbx_set_feature_dd_SHIFT 0
+#define lpfc_mbx_set_feature_dd_MASK 0x00000001
+#define lpfc_mbx_set_feature_dd_WORD word6
+#define lpfc_mbx_set_feature_ddquery_SHIFT 1
+#define lpfc_mbx_set_feature_ddquery_MASK 0x00000001
+#define lpfc_mbx_set_feature_ddquery_WORD word6
+#define LPFC_DISABLE_DUAL_DUMP 0
+#define LPFC_ENABLE_DUAL_DUMP 1
+#define LPFC_QUERY_OP_DUAL_DUMP 2
uint32_t word7;
#define lpfc_mbx_set_feature_UERP_SHIFT 0
#define lpfc_mbx_set_feature_UERP_MASK 0x0000ffff
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index f8de313d592c..fad890cea21a 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -6203,6 +6203,14 @@ lpfc_set_features(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox,
mbox->u.mqe.un.set_feature.feature = LPFC_SET_MDS_DIAGS;
mbox->u.mqe.un.set_feature.param_len = 8;
break;
+ case LPFC_SET_DUAL_DUMP:
+ bf_set(lpfc_mbx_set_feature_dd,
+ &mbox->u.mqe.un.set_feature, LPFC_ENABLE_DUAL_DUMP);
+ bf_set(lpfc_mbx_set_feature_ddquery,
+ &mbox->u.mqe.un.set_feature, 0);
+ mbox->u.mqe.un.set_feature.feature = LPFC_SET_DUAL_DUMP;
+ mbox->u.mqe.un.set_feature.param_len = 4;
+ break;
}
return;
@@ -7200,7 +7208,7 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
int
lpfc_sli4_hba_setup(struct lpfc_hba *phba)
{
- int rc, i, cnt, len;
+ int rc, i, cnt, len, dd;
LPFC_MBOXQ_t *mboxq;
struct lpfc_mqe *mqe;
uint8_t *vpd;
@@ -7451,6 +7459,23 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
phba->sli3_options |= (LPFC_SLI3_NPIV_ENABLED | LPFC_SLI3_HBQ_ENABLED);
spin_unlock_irq(&phba->hbalock);
+ /* Always try to enable dual dump feature if we can */
+ lpfc_set_features(phba, mboxq, LPFC_SET_DUAL_DUMP);
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ dd = bf_get(lpfc_mbx_set_feature_dd, &mboxq->u.mqe.un.set_feature);
+ if ((rc == MBX_SUCCESS) && (dd == LPFC_ENABLE_DUAL_DUMP))
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI | LOG_INIT,
+ "6448 Dual Dump is enabled\n");
+ else
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI | LOG_INIT,
+ "6447 Dual Dump Mailbox x%x (x%x/x%x) failed, "
+ "rc:x%x dd:x%x\n",
+ bf_get(lpfc_mqe_command, &mboxq->u.mqe),
+ lpfc_sli_config_mbox_subsys_get(
+ phba, mboxq),
+ lpfc_sli_config_mbox_opcode_get(
+ phba, mboxq),
+ rc, dd);
/*
* Allocate all resources (xri,rpi,vpi,vfi) now. Subsequent
* calls depends on these resources to complete port setup.