From: Chaitra P B <chaitra.basappa@broadcom.com>
To: linux-scsi@vger.kernel.org, stable@vger.kernel.org
Cc: suganath-prabu.subramani@broadcom.com,
Sathya.Prakash@broadcom.com, sreekanth.reddy@broadcom.com,
Chaitra P B <chaitra.basappa@broadcom.com>
Subject: [PATCH 07/15] mpt3sas: Added support for SAS Device Discovery Error Event.
Date: Fri, 30 Mar 2018 15:07:16 +0530 [thread overview]
Message-ID: <1522402644-3016-8-git-send-email-chaitra.basappa@broadcom.com> (raw)
In-Reply-To: <1522402644-3016-1-git-send-email-chaitra.basappa@broadcom.com>
The SAS Device Discovery Error Event is sent to the host when
discovery for a particular device is failed during discovery,
even after maximum retries by the IOC.
In this patch driver unmask the events and displays the details
associated with the event.
Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
---
drivers/scsi/mpt3sas/mpt3sas_base.c | 4 ++++
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 44 ++++++++++++++++++++++++++++++++++++
2 files changed, 48 insertions(+)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 7f3b684..3f3f0f0 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -1029,6 +1029,9 @@ _base_display_event_data(struct MPT3SAS_ADAPTER *ioc,
case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION:
desc = "Cable Event";
break;
+ case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR:
+ desc = "SAS Device Discovery Error";
+ break;
case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE:
desc = "PCIE Device Status Change";
break;
@@ -6597,6 +6600,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
_base_unmask_events(ioc, MPI2_EVENT_LOG_ENTRY_ADDED);
_base_unmask_events(ioc, MPI2_EVENT_TEMP_THRESHOLD);
_base_unmask_events(ioc, MPI2_EVENT_ACTIVE_CABLE_EXCEPTION);
+ _base_unmask_events(ioc, MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR);
if (ioc->hba_mpi_version_belonged == MPI26_VERSION) {
if (ioc->is_gen35_ioc) {
_base_unmask_events(ioc,
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 6b1aaa0..ec86ec5 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -7531,6 +7531,46 @@ _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
}
/**
+ * _scsih_sas_device_discovery_error_event - display SAS device discovery error
+ * events
+ * @ioc: per adapter object
+ * @fw_event: The fw_event_work object
+ * Context: user.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_sas_device_discovery_error_event(struct MPT3SAS_ADAPTER *ioc,
+ struct fw_event_work *fw_event)
+{
+ Mpi25EventDataSasDeviceDiscoveryError_t *event_data =
+ (Mpi25EventDataSasDeviceDiscoveryError_t *)fw_event->event_data;
+
+ switch (event_data->ReasonCode) {
+
+ case MPI25_EVENT_SAS_DISC_ERR_SMP_FAILED:
+ pr_warn(MPT3SAS_FMT "SMP command sent to the expander"
+ "(handle:0x%04x, sas_address:0x%016llx,"
+ "physical_port:0x%02x) has failed",
+ ioc->name, le16_to_cpu(event_data->DevHandle),
+ (unsigned long long)le64_to_cpu(event_data->SASAddress),
+ event_data->PhysicalPort);
+ break;
+
+ case MPI25_EVENT_SAS_DISC_ERR_SMP_TIMEOUT:
+ pr_warn(MPT3SAS_FMT "SMP command sent to the expander"
+ "(handle:0x%04x, sas_address:0x%016llx,"
+ "physical_port:0x%02x) has timed out",
+ ioc->name, le16_to_cpu(event_data->DevHandle),
+ (unsigned long long)le64_to_cpu(event_data->SASAddress),
+ event_data->PhysicalPort);
+ break;
+ default:
+ break;
+ }
+}
+
+/**
* _scsih_pcie_enumeration_event - handle enumeration events
* @ioc: per adapter object
* @fw_event: The fw_event_work object
@@ -9357,6 +9397,9 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
case MPI2_EVENT_SAS_DISCOVERY:
_scsih_sas_discovery_event(ioc, fw_event);
break;
+ case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR:
+ _scsih_sas_device_discovery_error_event(ioc, fw_event);
+ break;
case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
_scsih_sas_broadcast_primitive_event(ioc, fw_event);
break;
@@ -9541,6 +9584,7 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
case MPI2_EVENT_IR_OPERATION_STATUS:
case MPI2_EVENT_SAS_DISCOVERY:
+ case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR:
case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
case MPI2_EVENT_IR_PHYSICAL_DISK:
case MPI2_EVENT_PCIE_ENUMERATION:
--
1.8.3.1
next prev parent reply other threads:[~2018-03-30 9:39 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-30 9:37 [PATCH 00/15] mpt3sas: Enhancements and Defect fixes Chaitra P B
2018-03-30 9:37 ` [PATCH 01/15] mpt3sas: Fixed warnings Chaitra P B
2018-03-30 9:37 ` [PATCH 02/15] mpt3sas: Pre-allocate RDPQ Array at driver boot time Chaitra P B
2018-03-30 9:37 ` [PATCH 03/15] mpt3sas: Add sanity checks for scsi tracker before accessing it Chaitra P B
2018-03-30 11:59 ` Christoph Hellwig
2018-04-02 6:23 ` Sreekanth Reddy
2018-04-02 15:25 ` Bart Van Assche
2018-04-03 4:41 ` Sreekanth Reddy
2018-04-03 15:56 ` Bart Van Assche
2018-04-04 12:28 ` Sreekanth Reddy
2018-03-30 15:54 ` Bart Van Assche
2018-03-30 9:37 ` [PATCH 04/15] mpt3sas: Lockless access for chain buffers Chaitra P B
2018-03-30 9:37 ` [PATCH 05/15] mpt3sas: Optimize I/O memory consumption in driver Chaitra P B
2018-03-30 9:37 ` [PATCH 06/15] mpt3sas: Enhanced handling of Sense Buffer Chaitra P B
2018-03-30 9:37 ` Chaitra P B [this message]
2018-03-30 9:37 ` [PATCH 08/15] mpt3sas: Increase event log buffer to support 24 port HBA's Chaitra P B
2018-03-30 9:37 ` [PATCH 09/15] mpt3sas: Allow processing of events during driver unload Chaitra P B
2018-03-30 9:37 ` [PATCH 10/15] mpt3sas: Cache enclosure pages during enclosure add Chaitra P B
2018-03-30 9:37 ` [PATCH 11/15] mpt3sas: Report Firmware Package Version from HBA Driver Chaitra P B
2018-03-31 8:44 ` kbuild test robot
2018-03-30 9:37 ` [PATCH 12/15] mpt3sas: Update MPI Headers Chaitra P B
2018-03-30 9:37 ` [PATCH 13/15] mpt3sas: For NVME device, issue a protocol level reset instead of hot reset and use TM timeout value exposed in PCIe Device Page 2 Chaitra P B
2018-03-30 9:37 ` [PATCH 14/15] mpt3sas: fix possible memory leak Chaitra P B
2018-03-30 9:37 ` [PATCH 15/15] mpt3sas: Update driver version "25.100.00.00" Chaitra P B
2018-03-30 9:58 ` [PATCH 00/15] mpt3sas: Enhancements and Defect fixes Greg KH
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