From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932554AbdGKI5E (ORCPT ); Tue, 11 Jul 2017 04:57:04 -0400 Received: from mail-wr0-f169.google.com ([209.85.128.169]:35272 "EHLO mail-wr0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932511AbdGKI4u (ORCPT ); Tue, 11 Jul 2017 04:56:50 -0400 From: Suganath Prabu S 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, linux-kernel@vger.kernel.org, suganath-prabu.subramani@broadcom.com, chaitra.basappa@broadcom.com, sreekanth.reddy@broadcom.com, linux-nvme@lists.infradead.org Subject: [PATCH 09/13] mpt3as: Add-Task-management-debug-info-for-NVMe-drives. Date: Tue, 11 Jul 2017 14:25:09 +0530 Message-Id: <1499763313-7214-10-git-send-email-suganath-prabu.subramani@broadcom.com> X-Mailer: git-send-email 2.0.2 In-Reply-To: <1499763313-7214-1-git-send-email-suganath-prabu.subramani@broadcom.com> References: <1499763313-7214-1-git-send-email-suganath-prabu.subramani@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Added debug information for NVMe/PCIe drives in target rest path. Signed-off-by: Chaitra P B Signed-off-by: Suganath Prabu S --- 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