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Message-Id: <1499763313-7214-10-git-send-email-suganath-prabu.subramani@broadcom.com>
Date: Tue, 11 Jul 2017 14:25:09 +0530
From: Suganath Prabu S <suganath-prabu.subramani@...adcom.com>
To: JBottomley@...allels.com, jejb@...nel.org, hch@...radead.org
Cc: martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
Sathya.Prakash@...adcom.com, kashyap.desai@...adcom.com,
linux-kernel@...r.kernel.org,
suganath-prabu.subramani@...adcom.com,
chaitra.basappa@...adcom.com, sreekanth.reddy@...adcom.com,
linux-nvme@...ts.infradead.org
Subject: [PATCH 09/13] mpt3as: Add-Task-management-debug-info-for-NVMe-drives.
Added debug information for NVMe/PCIe drives in target rest path.
Signed-off-by: Chaitra P B <chaitra.basappa@...adcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@...adcom.com>
---
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 86 ++++++++++++++++++++++++++++------
1 files changed, 72 insertions(+), 14 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 7100ee8..b96da33 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -690,7 +690,7 @@ found_device:
* This searches for sas_device based on sas_address, then return sas_device
* object.
*/
-static struct _sas_device *
+struct _sas_device *
mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
struct _sas_device *sas_device;
@@ -1208,6 +1208,7 @@ _scsih_pcie_device_init_add(struct MPT3SAS_ADAPTER *ioc,
_scsih_determine_boot_device(ioc, pcie_device, PCIE_CHANNEL);
spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
}
+
/**
* _scsih_raid_device_find_by_id - raid device search
* @ioc: per adapter object
@@ -2891,6 +2892,7 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
struct scsi_target *starget = scmd->device->sdev_target;
struct MPT3SAS_TARGET *priv_target = starget->hostdata;
struct _sas_device *sas_device = NULL;
+ struct _pcie_device *pcie_device = NULL;
unsigned long flags;
char *device_str = NULL;
@@ -2907,6 +2909,31 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
"%s handle(0x%04x), %s wwid(0x%016llx)\n",
device_str, priv_target->handle,
device_str, (unsigned long long)priv_target->sas_address);
+
+ } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_from_target(ioc, priv_target);
+ if (pcie_device) {
+ starget_printk(KERN_INFO, starget,
+ "handle(0x%04x), wwid(0x%016llx), port(%d)\n",
+ pcie_device->handle,
+ (unsigned long long)pcie_device->wwid,
+ pcie_device->port_num);
+ if (pcie_device->enclosure_handle != 0)
+ starget_printk(KERN_INFO, starget,
+ "enclosure logical id(0x%016llx), slot(%d)\n",
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ starget_printk(KERN_INFO, starget,
+ "enclosure level(0x%04x), connector name( %s)\n",
+ pcie_device->enclosure_level,
+ pcie_device->connector_name);
+ pcie_device_put(pcie_device);
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
@@ -3650,6 +3677,7 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
Mpi2SCSITaskManagementRequest_t *mpi_request;
u16 smid;
struct _sas_device *sas_device = NULL;
+ struct _pcie_device *pcie_device = NULL;
struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
u64 sas_address = 0;
unsigned long flags;
@@ -3692,24 +3720,52 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
sas_address = sas_device->sas_address;
}
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
-
+ if (!sas_device) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle);
+ if (pcie_device && pcie_device->starget &&
+ pcie_device->starget->hostdata) {
+ sas_target_priv_data = pcie_device->starget->hostdata;
+ sas_target_priv_data->deleted = 1;
+ sas_address = pcie_device->wwid;
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ }
if (sas_target_priv_data) {
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
ioc->name, handle,
(unsigned long long)sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "setting delete flag:enclosure logical id(0x%016llx),"
- " slot(%d)\n", ioc->name, (unsigned long long)
- sas_device->enclosure_logical_id,
- sas_device->slot));
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "setting delete flag: enclosure level(0x%04x),"
- " connector name( %s)\n", ioc->name,
- sas_device->enclosure_level,
- sas_device->connector_name));
+ if (sas_device) {
+ if (sas_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag:enclosure logical "
+ "id(0x%016llx), slot(%d)\n", ioc->name,
+ (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot));
+ if (sas_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag: enclosure "
+ "level(0x%04x), connector name( %s)\n",
+ ioc->name, sas_device->enclosure_level,
+ sas_device->connector_name));
+ } else if (pcie_device) {
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag: logical "
+ "id(0x%016llx), slot(%d)\n", ioc->name,
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag:, enclosure "
+ "level(0x%04x), "
+ "connector name( %s)\n", ioc->name,
+ pcie_device->enclosure_level,
+ pcie_device->connector_name));
+ }
_scsih_ublock_io_device(ioc, sas_address);
sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
}
@@ -3744,6 +3800,8 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
out:
if (sas_device)
sas_device_put(sas_device);
+ if (pcie_device)
+ pcie_device_put(pcie_device);
}
/**
--
1.7.1
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