From: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
To: JBottomley@Parallels.com, jejb@kernel.org, hch@infradead.org
Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
Sathya.Prakash@broadcom.com, kashyap.desai@broadcom.com,
krishnaraddi.mankani@broadcom.com, linux-kernel@vger.kernel.org,
suganath-prabu.subramani@broadcom.com,
chaitra.basappa@broadcom.com, sreekanth.reddy@broadcom.com
Subject: [PATCH 05/13] mpt3sas: Set NVMe device queue depth as 128
Date: Thu, 29 Jun 2017 19:49:06 +0530 [thread overview]
Message-ID: <1498745954-7907-6-git-send-email-suganath-prabu.subramani@broadcom.com> (raw)
In-Reply-To: <1498745954-7907-1-git-send-email-suganath-prabu.subramani@broadcom.com>
Sets nvme device queue depth, name and displays device capabilities.
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.h | 2 +-
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 40 ++++++++++++++++++++++++++++++++++
2 files changed, 41 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 26239ec..0f07b16 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -115,7 +115,7 @@
#define MPT3SAS_RAID_MAX_SECTORS 8192
#define MPT3SAS_HOST_PAGE_SIZE_4K 12
-
+#define MPT3SAS_NVME_QUEUE_DEPTH 128
#define MPT_NAME_LENGTH 32 /* generic length of strings */
#define MPT_STRING_LENGTH 64
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 2a6a8e6..e4e35c1 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -1962,6 +1962,7 @@ scsih_slave_configure(struct scsi_device *sdev)
struct MPT3SAS_DEVICE *sas_device_priv_data;
struct MPT3SAS_TARGET *sas_target_priv_data;
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
struct _raid_device *raid_device;
unsigned long flags;
int qdepth;
@@ -2092,6 +2093,45 @@ scsih_slave_configure(struct scsi_device *sdev)
}
}
+ /* PCIe handling */
+ if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc,
+ sas_device_priv_data->sas_target->sas_address);
+ if (!pcie_device) {
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ dfailprintk(ioc, pr_warn(MPT3SAS_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
+ __LINE__, __func__));
+ return 1;
+ }
+
+ /*TODO-right Queue Depth?*/
+ qdepth = MPT3SAS_NVME_QUEUE_DEPTH;
+ ds = "NVMe";
+ /*TODO-Add device name when defined*/
+ sdev_printk(KERN_INFO, sdev,
+ "%s: handle(0x%04x), wwid(0x%016llx), port(%d)\n",
+ ds, handle, (unsigned long long)pcie_device->wwid,
+ pcie_device->port_num);
+ if (pcie_device->enclosure_handle != 0)
+ sdev_printk(KERN_INFO, sdev,
+ "%s: enclosure logical id(0x%016llx), slot(%d)\n",
+ ds,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ sdev_printk(KERN_INFO, sdev,
+ "%s: enclosure level(0x%04x),"
+ "connector name( %s)\n", ds,
+ pcie_device->enclosure_level,
+ pcie_device->connector_name);
+ pcie_device_put(pcie_device);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ scsih_change_queue_depth(sdev, qdepth);
+ return 0;
+ }
+
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_device_priv_data->sas_target->sas_address);
--
1.7.1
next prev parent reply other threads:[~2017-06-29 14:21 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-29 14:19 [PATCH 00/13]mpt3sas driver NVMe support: Suganath Prabu S
2017-06-29 14:19 ` [PATCH 01/13] mpt3sas: Add nvme device support in slave alloc, target alloc and probe Suganath Prabu S
2017-06-29 14:19 ` [PATCH 02/13] mpt3sas: SGL to PRP Translation for I/Os to NVMe devices Suganath Prabu S
2017-06-29 14:19 ` [PATCH 03/13] mpt3sas: Added support for nvme encapsulated request message Suganath Prabu S
2017-06-29 14:19 ` [PATCH 04/13] mpt3sas: Handle NVMe PCIe device related events generated from firmware Suganath Prabu S
2017-06-29 14:19 ` Suganath Prabu S [this message]
2017-06-29 14:19 ` [PATCH 06/13] mpt3sas: API 's to support NVMe drive addition to SML Suganath Prabu S
2017-06-29 14:19 ` [PATCH 07/13] mpt3sas: API's to remove nvme drive from sml Suganath Prabu S
2017-06-29 14:19 ` [PATCH 08/13] mpt3sas: scan and add nvme device after controller reset Suganath Prabu S
2017-06-29 14:19 ` [PATCH 09/13] mpt3as: Add-Task-management-debug-info-for-NVMe-drives Suganath Prabu S
2017-06-29 14:19 ` [PATCH 10/13] mpt3sas: NVMe drive support for BTDHMAPPING ioctl command and log info Suganath Prabu S
2017-06-29 14:19 ` [PATCH 11/13] mpt3sas: Fix nvme drives checking for tlr Suganath Prabu S
2017-06-29 14:19 ` [PATCH 12/13] mpt3sas: Update MPI Header Suganath Prabu S
2017-06-29 14:19 ` [PATCH 13/13] mpt3sas: Update mpt3sas driver version Suganath Prabu S
2017-06-29 14:31 ` [PATCH 00/13]mpt3sas driver NVMe support: Johannes Thumshirn
2017-07-11 7:35 ` Suganath Prabu Subramani
2017-07-11 7:37 ` Johannes Thumshirn
2017-07-11 8:55 Suganath Prabu S
2017-07-11 8:55 ` [PATCH 05/13] mpt3sas: Set NVMe device queue depth as 128 Suganath Prabu S
2017-07-11 17:23 ` Elliott, Robert (Persistent Memory)
2017-07-19 7:20 ` Suganath Prabu Subramani
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