4970 lines
133 KiB
C
4970 lines
133 KiB
C
/*
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* linux/drivers/message/fusion/mptsas.c
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* For use with LSI PCI chip/adapter(s)
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* running LSI Fusion MPT (Message Passing Technology) firmware.
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*
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* Copyright (c) 1999-2008 LSI Corporation
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* (mailto:DL-MPTFusionLinux@lsi.com)
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*/
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/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
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/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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NO WARRANTY
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THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
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LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
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solely responsible for determining the appropriateness of using and
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distributing the Program and assumes all risks associated with its
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exercise of rights under this Agreement, including but not limited to
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the risks and costs of program errors, damage to or loss of data,
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programs or equipment, and unavailability or interruption of operations.
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DISCLAIMER OF LIABILITY
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NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
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HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/errno.h>
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#include <linux/jiffies.h>
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#include <linux/workqueue.h>
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#include <linux/delay.h> /* for mdelay */
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#include <scsi/scsi.h>
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#include <scsi/scsi_cmnd.h>
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#include <scsi/scsi_device.h>
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#include <scsi/scsi_host.h>
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#include <scsi/scsi_transport_sas.h>
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#include <scsi/scsi_dbg.h>
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#include "mptbase.h"
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#include "mptscsih.h"
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#include "mptsas.h"
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#define my_NAME "Fusion MPT SAS Host driver"
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#define my_VERSION MPT_LINUX_VERSION_COMMON
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#define MYNAM "mptsas"
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/*
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* Reserved channel for integrated raid
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*/
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#define MPTSAS_RAID_CHANNEL 1
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MODULE_AUTHOR(MODULEAUTHOR);
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MODULE_DESCRIPTION(my_NAME);
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MODULE_LICENSE("GPL");
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MODULE_VERSION(my_VERSION);
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static int mpt_pt_clear;
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module_param(mpt_pt_clear, int, 0);
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MODULE_PARM_DESC(mpt_pt_clear,
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" Clear persistency table: enable=1 "
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"(default=MPTSCSIH_PT_CLEAR=0)");
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/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
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#define MPTSAS_MAX_LUN (16895)
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static int max_lun = MPTSAS_MAX_LUN;
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module_param(max_lun, int, 0);
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MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
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static u8 mptsasDoneCtx = MPT_MAX_PROTOCOL_DRIVERS;
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static u8 mptsasTaskCtx = MPT_MAX_PROTOCOL_DRIVERS;
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static u8 mptsasInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */
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static u8 mptsasMgmtCtx = MPT_MAX_PROTOCOL_DRIVERS;
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static u8 mptsasDeviceResetCtx = MPT_MAX_PROTOCOL_DRIVERS;
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static void mptsas_firmware_event_work(struct work_struct *work);
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static void mptsas_send_sas_event(struct fw_event_work *fw_event);
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static void mptsas_send_raid_event(struct fw_event_work *fw_event);
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static void mptsas_send_ir2_event(struct fw_event_work *fw_event);
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static void mptsas_parse_device_info(struct sas_identify *identify,
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struct mptsas_devinfo *device_info);
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static inline void mptsas_set_rphy(MPT_ADAPTER *ioc,
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struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy);
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static struct mptsas_phyinfo *mptsas_find_phyinfo_by_sas_address
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(MPT_ADAPTER *ioc, u64 sas_address);
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static int mptsas_sas_device_pg0(MPT_ADAPTER *ioc,
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struct mptsas_devinfo *device_info, u32 form, u32 form_specific);
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static int mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc,
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struct mptsas_enclosure *enclosure, u32 form, u32 form_specific);
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static int mptsas_add_end_device(MPT_ADAPTER *ioc,
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struct mptsas_phyinfo *phy_info);
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static void mptsas_del_end_device(MPT_ADAPTER *ioc,
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struct mptsas_phyinfo *phy_info);
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static void mptsas_send_link_status_event(struct fw_event_work *fw_event);
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static struct mptsas_portinfo *mptsas_find_portinfo_by_sas_address
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(MPT_ADAPTER *ioc, u64 sas_address);
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static void mptsas_expander_delete(MPT_ADAPTER *ioc,
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struct mptsas_portinfo *port_info, u8 force);
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static void mptsas_send_expander_event(struct fw_event_work *fw_event);
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static void mptsas_not_responding_devices(MPT_ADAPTER *ioc);
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static void mptsas_scan_sas_topology(MPT_ADAPTER *ioc);
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static void mptsas_broadcast_primative_work(struct fw_event_work *fw_event);
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static void mptsas_handle_queue_full_event(struct fw_event_work *fw_event);
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static void mptsas_volume_delete(MPT_ADAPTER *ioc, u8 id);
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static void mptsas_print_phy_data(MPT_ADAPTER *ioc,
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MPI_SAS_IO_UNIT0_PHY_DATA *phy_data)
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{
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"---- IO UNIT PAGE 0 ------------\n", ioc->name));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Handle=0x%X\n",
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ioc->name, le16_to_cpu(phy_data->AttachedDeviceHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Controller Handle=0x%X\n",
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ioc->name, le16_to_cpu(phy_data->ControllerDevHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Port=0x%X\n",
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ioc->name, phy_data->Port));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Port Flags=0x%X\n",
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ioc->name, phy_data->PortFlags));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Flags=0x%X\n",
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ioc->name, phy_data->PhyFlags));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Negotiated Link Rate=0x%X\n",
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ioc->name, phy_data->NegotiatedLinkRate));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Controller PHY Device Info=0x%X\n", ioc->name,
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le32_to_cpu(phy_data->ControllerPhyDeviceInfo)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "DiscoveryStatus=0x%X\n\n",
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ioc->name, le32_to_cpu(phy_data->DiscoveryStatus)));
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}
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static void mptsas_print_phy_pg0(MPT_ADAPTER *ioc, SasPhyPage0_t *pg0)
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{
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__le64 sas_address;
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memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"---- SAS PHY PAGE 0 ------------\n", ioc->name));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Attached Device Handle=0x%X\n", ioc->name,
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le16_to_cpu(pg0->AttachedDevHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SAS Address=0x%llX\n",
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ioc->name, (unsigned long long)le64_to_cpu(sas_address)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Attached PHY Identifier=0x%X\n", ioc->name,
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pg0->AttachedPhyIdentifier));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Attached Device Info=0x%X\n",
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ioc->name, le32_to_cpu(pg0->AttachedDeviceInfo)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Programmed Link Rate=0x%X\n",
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ioc->name, pg0->ProgrammedLinkRate));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Change Count=0x%X\n",
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ioc->name, pg0->ChangeCount));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Info=0x%X\n\n",
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ioc->name, le32_to_cpu(pg0->PhyInfo)));
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}
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static void mptsas_print_phy_pg1(MPT_ADAPTER *ioc, SasPhyPage1_t *pg1)
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{
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"---- SAS PHY PAGE 1 ------------\n", ioc->name));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Invalid Dword Count=0x%x\n",
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ioc->name, pg1->InvalidDwordCount));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Running Disparity Error Count=0x%x\n", ioc->name,
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pg1->RunningDisparityErrorCount));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Loss Dword Synch Count=0x%x\n", ioc->name,
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pg1->LossDwordSynchCount));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"PHY Reset Problem Count=0x%x\n\n", ioc->name,
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pg1->PhyResetProblemCount));
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}
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static void mptsas_print_device_pg0(MPT_ADAPTER *ioc, SasDevicePage0_t *pg0)
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{
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__le64 sas_address;
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memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"---- SAS DEVICE PAGE 0 ---------\n", ioc->name));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Handle=0x%X\n",
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ioc->name, le16_to_cpu(pg0->DevHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Parent Handle=0x%X\n",
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ioc->name, le16_to_cpu(pg0->ParentDevHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Enclosure Handle=0x%X\n",
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ioc->name, le16_to_cpu(pg0->EnclosureHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Slot=0x%X\n",
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ioc->name, le16_to_cpu(pg0->Slot)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SAS Address=0x%llX\n",
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ioc->name, (unsigned long long)le64_to_cpu(sas_address)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Target ID=0x%X\n",
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ioc->name, pg0->TargetID));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Bus=0x%X\n",
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ioc->name, pg0->Bus));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Parent Phy Num=0x%X\n",
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ioc->name, pg0->PhyNum));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Access Status=0x%X\n",
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ioc->name, le16_to_cpu(pg0->AccessStatus)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Device Info=0x%X\n",
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ioc->name, le32_to_cpu(pg0->DeviceInfo)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Flags=0x%X\n",
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ioc->name, le16_to_cpu(pg0->Flags)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Physical Port=0x%X\n\n",
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ioc->name, pg0->PhysicalPort));
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}
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static void mptsas_print_expander_pg1(MPT_ADAPTER *ioc, SasExpanderPage1_t *pg1)
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{
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"---- SAS EXPANDER PAGE 1 ------------\n", ioc->name));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Physical Port=0x%X\n",
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ioc->name, pg1->PhysicalPort));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "PHY Identifier=0x%X\n",
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ioc->name, pg1->PhyIdentifier));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Negotiated Link Rate=0x%X\n",
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ioc->name, pg1->NegotiatedLinkRate));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Programmed Link Rate=0x%X\n",
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ioc->name, pg1->ProgrammedLinkRate));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Hardware Link Rate=0x%X\n",
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ioc->name, pg1->HwLinkRate));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Owner Device Handle=0x%X\n",
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ioc->name, le16_to_cpu(pg1->OwnerDevHandle)));
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dsasprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"Attached Device Handle=0x%X\n\n", ioc->name,
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le16_to_cpu(pg1->AttachedDevHandle)));
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}
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/* inhibit sas firmware event handling */
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static void
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mptsas_fw_event_off(MPT_ADAPTER *ioc)
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{
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unsigned long flags;
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spin_lock_irqsave(&ioc->fw_event_lock, flags);
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ioc->fw_events_off = 1;
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ioc->sas_discovery_quiesce_io = 0;
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spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
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}
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/* enable sas firmware event handling */
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static void
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mptsas_fw_event_on(MPT_ADAPTER *ioc)
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{
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unsigned long flags;
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spin_lock_irqsave(&ioc->fw_event_lock, flags);
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ioc->fw_events_off = 0;
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spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
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}
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/* queue a sas firmware event */
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static void
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mptsas_add_fw_event(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
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unsigned long delay)
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{
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unsigned long flags;
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spin_lock_irqsave(&ioc->fw_event_lock, flags);
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list_add_tail(&fw_event->list, &ioc->fw_event_list);
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INIT_DELAYED_WORK(&fw_event->work, mptsas_firmware_event_work);
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devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: add (fw_event=0x%p)\n",
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ioc->name, __func__, fw_event));
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queue_delayed_work(ioc->fw_event_q, &fw_event->work,
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delay);
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spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
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}
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/* requeue a sas firmware event */
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static void
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mptsas_requeue_fw_event(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
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unsigned long delay)
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{
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unsigned long flags;
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spin_lock_irqsave(&ioc->fw_event_lock, flags);
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devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: reschedule task "
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"(fw_event=0x%p)\n", ioc->name, __func__, fw_event));
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fw_event->retries++;
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queue_delayed_work(ioc->fw_event_q, &fw_event->work,
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msecs_to_jiffies(delay));
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spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
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}
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/* free memory assoicated to a sas firmware event */
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static void
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mptsas_free_fw_event(MPT_ADAPTER *ioc, struct fw_event_work *fw_event)
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{
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unsigned long flags;
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spin_lock_irqsave(&ioc->fw_event_lock, flags);
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devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: kfree (fw_event=0x%p)\n",
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ioc->name, __func__, fw_event));
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list_del(&fw_event->list);
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kfree(fw_event);
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spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
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}
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/* walk the firmware event queue, and either stop or wait for
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* outstanding events to complete */
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static void
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mptsas_cleanup_fw_event_q(MPT_ADAPTER *ioc)
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{
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struct fw_event_work *fw_event, *next;
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struct mptsas_target_reset_event *target_reset_list, *n;
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u8 flush_q;
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MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
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/* flush the target_reset_list */
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if (!list_empty(&hd->target_reset_list)) {
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list_for_each_entry_safe(target_reset_list, n,
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&hd->target_reset_list, list) {
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dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
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"%s: removing target reset for id=%d\n",
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ioc->name, __func__,
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target_reset_list->sas_event_data.TargetID));
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list_del(&target_reset_list->list);
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kfree(target_reset_list);
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}
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}
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if (list_empty(&ioc->fw_event_list) ||
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!ioc->fw_event_q || in_interrupt())
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return;
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flush_q = 0;
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list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) {
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if (cancel_delayed_work(&fw_event->work))
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mptsas_free_fw_event(ioc, fw_event);
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else
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flush_q = 1;
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}
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if (flush_q)
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flush_workqueue(ioc->fw_event_q);
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}
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static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy)
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{
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struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);
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return ((MPT_SCSI_HOST *)shost->hostdata)->ioc;
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}
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static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy)
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{
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struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent);
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return ((MPT_SCSI_HOST *)shost->hostdata)->ioc;
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}
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/*
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* mptsas_find_portinfo_by_handle
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*
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* This function should be called with the sas_topology_mutex already held
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*/
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static struct mptsas_portinfo *
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mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle)
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{
|
|
struct mptsas_portinfo *port_info, *rc=NULL;
|
|
int i;
|
|
|
|
list_for_each_entry(port_info, &ioc->sas_topology, list)
|
|
for (i = 0; i < port_info->num_phys; i++)
|
|
if (port_info->phy_info[i].identify.handle == handle) {
|
|
rc = port_info;
|
|
goto out;
|
|
}
|
|
out:
|
|
return rc;
|
|
}
|
|
|
|
/**
|
|
* mptsas_find_portinfo_by_sas_address -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @handle:
|
|
*
|
|
* This function should be called with the sas_topology_mutex already held
|
|
*
|
|
**/
|
|
static struct mptsas_portinfo *
|
|
mptsas_find_portinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address)
|
|
{
|
|
struct mptsas_portinfo *port_info, *rc = NULL;
|
|
int i;
|
|
|
|
if (sas_address >= ioc->hba_port_sas_addr &&
|
|
sas_address < (ioc->hba_port_sas_addr +
|
|
ioc->hba_port_num_phy))
|
|
return ioc->hba_port_info;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(port_info, &ioc->sas_topology, list)
|
|
for (i = 0; i < port_info->num_phys; i++)
|
|
if (port_info->phy_info[i].identify.sas_address ==
|
|
sas_address) {
|
|
rc = port_info;
|
|
goto out;
|
|
}
|
|
out:
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* Returns true if there is a scsi end device
|
|
*/
|
|
static inline int
|
|
mptsas_is_end_device(struct mptsas_devinfo * attached)
|
|
{
|
|
if ((attached->sas_address) &&
|
|
(attached->device_info &
|
|
MPI_SAS_DEVICE_INFO_END_DEVICE) &&
|
|
((attached->device_info &
|
|
MPI_SAS_DEVICE_INFO_SSP_TARGET) |
|
|
(attached->device_info &
|
|
MPI_SAS_DEVICE_INFO_STP_TARGET) |
|
|
(attached->device_info &
|
|
MPI_SAS_DEVICE_INFO_SATA_DEVICE)))
|
|
return 1;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
/* no mutex */
|
|
static void
|
|
mptsas_port_delete(MPT_ADAPTER *ioc, struct mptsas_portinfo_details * port_details)
|
|
{
|
|
struct mptsas_portinfo *port_info;
|
|
struct mptsas_phyinfo *phy_info;
|
|
u8 i;
|
|
|
|
if (!port_details)
|
|
return;
|
|
|
|
port_info = port_details->port_info;
|
|
phy_info = port_info->phy_info;
|
|
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: [%p]: num_phys=%02d "
|
|
"bitmask=0x%016llX\n", ioc->name, __func__, port_details,
|
|
port_details->num_phys, (unsigned long long)
|
|
port_details->phy_bitmask));
|
|
|
|
for (i = 0; i < port_info->num_phys; i++, phy_info++) {
|
|
if(phy_info->port_details != port_details)
|
|
continue;
|
|
memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo));
|
|
mptsas_set_rphy(ioc, phy_info, NULL);
|
|
phy_info->port_details = NULL;
|
|
}
|
|
kfree(port_details);
|
|
}
|
|
|
|
static inline struct sas_rphy *
|
|
mptsas_get_rphy(struct mptsas_phyinfo *phy_info)
|
|
{
|
|
if (phy_info->port_details)
|
|
return phy_info->port_details->rphy;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static inline void
|
|
mptsas_set_rphy(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy)
|
|
{
|
|
if (phy_info->port_details) {
|
|
phy_info->port_details->rphy = rphy;
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sas_rphy_add: rphy=%p\n",
|
|
ioc->name, rphy));
|
|
}
|
|
|
|
if (rphy) {
|
|
dsaswideprintk(ioc, dev_printk(KERN_DEBUG,
|
|
&rphy->dev, MYIOC_s_FMT "add:", ioc->name));
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "rphy=%p release=%p\n",
|
|
ioc->name, rphy, rphy->dev.release));
|
|
}
|
|
}
|
|
|
|
static inline struct sas_port *
|
|
mptsas_get_port(struct mptsas_phyinfo *phy_info)
|
|
{
|
|
if (phy_info->port_details)
|
|
return phy_info->port_details->port;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static inline void
|
|
mptsas_set_port(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_port *port)
|
|
{
|
|
if (phy_info->port_details)
|
|
phy_info->port_details->port = port;
|
|
|
|
if (port) {
|
|
dsaswideprintk(ioc, dev_printk(KERN_DEBUG,
|
|
&port->dev, MYIOC_s_FMT "add:", ioc->name));
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "port=%p release=%p\n",
|
|
ioc->name, port, port->dev.release));
|
|
}
|
|
}
|
|
|
|
static inline struct scsi_target *
|
|
mptsas_get_starget(struct mptsas_phyinfo *phy_info)
|
|
{
|
|
if (phy_info->port_details)
|
|
return phy_info->port_details->starget;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static inline void
|
|
mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target *
|
|
starget)
|
|
{
|
|
if (phy_info->port_details)
|
|
phy_info->port_details->starget = starget;
|
|
}
|
|
|
|
/**
|
|
* mptsas_add_device_component -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @channel: fw mapped id's
|
|
* @id:
|
|
* @sas_address:
|
|
* @device_info:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_add_device_component(MPT_ADAPTER *ioc, u8 channel, u8 id,
|
|
u64 sas_address, u32 device_info, u16 slot, u64 enclosure_logical_id)
|
|
{
|
|
struct mptsas_device_info *sas_info, *next;
|
|
struct scsi_device *sdev;
|
|
struct scsi_target *starget;
|
|
struct sas_rphy *rphy;
|
|
|
|
/*
|
|
* Delete all matching devices out of the list
|
|
*/
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
list_for_each_entry_safe(sas_info, next, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (!sas_info->is_logical_volume &&
|
|
(sas_info->sas_address == sas_address ||
|
|
(sas_info->fw.channel == channel &&
|
|
sas_info->fw.id == id))) {
|
|
list_del(&sas_info->list);
|
|
kfree(sas_info);
|
|
}
|
|
}
|
|
|
|
sas_info = kzalloc(sizeof(struct mptsas_device_info), GFP_KERNEL);
|
|
if (!sas_info)
|
|
goto out;
|
|
|
|
/*
|
|
* Set Firmware mapping
|
|
*/
|
|
sas_info->fw.id = id;
|
|
sas_info->fw.channel = channel;
|
|
|
|
sas_info->sas_address = sas_address;
|
|
sas_info->device_info = device_info;
|
|
sas_info->slot = slot;
|
|
sas_info->enclosure_logical_id = enclosure_logical_id;
|
|
INIT_LIST_HEAD(&sas_info->list);
|
|
list_add_tail(&sas_info->list, &ioc->sas_device_info_list);
|
|
|
|
/*
|
|
* Set OS mapping
|
|
*/
|
|
shost_for_each_device(sdev, ioc->sh) {
|
|
starget = scsi_target(sdev);
|
|
rphy = dev_to_rphy(starget->dev.parent);
|
|
if (rphy->identify.sas_address == sas_address) {
|
|
sas_info->os.id = starget->id;
|
|
sas_info->os.channel = starget->channel;
|
|
}
|
|
}
|
|
|
|
out:
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* mptsas_add_device_component_by_fw -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @channel: fw mapped id's
|
|
* @id:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_add_device_component_by_fw(MPT_ADAPTER *ioc, u8 channel, u8 id)
|
|
{
|
|
struct mptsas_devinfo sas_device;
|
|
struct mptsas_enclosure enclosure_info;
|
|
int rc;
|
|
|
|
rc = mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(channel << 8) + id);
|
|
if (rc)
|
|
return;
|
|
|
|
memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure));
|
|
mptsas_sas_enclosure_pg0(ioc, &enclosure_info,
|
|
(MPI_SAS_ENCLOS_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_ENCLOS_PGAD_FORM_SHIFT),
|
|
sas_device.handle_enclosure);
|
|
|
|
mptsas_add_device_component(ioc, sas_device.channel,
|
|
sas_device.id, sas_device.sas_address, sas_device.device_info,
|
|
sas_device.slot, enclosure_info.enclosure_logical_id);
|
|
}
|
|
|
|
/**
|
|
* mptsas_add_device_component_starget_ir - Handle Integrated RAID, adding each individual device to list
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @channel: fw mapped id's
|
|
* @id:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_add_device_component_starget_ir(MPT_ADAPTER *ioc,
|
|
struct scsi_target *starget)
|
|
{
|
|
CONFIGPARMS cfg;
|
|
ConfigPageHeader_t hdr;
|
|
dma_addr_t dma_handle;
|
|
pRaidVolumePage0_t buffer = NULL;
|
|
int i;
|
|
RaidPhysDiskPage0_t phys_disk;
|
|
struct mptsas_device_info *sas_info, *next;
|
|
|
|
memset(&cfg, 0 , sizeof(CONFIGPARMS));
|
|
memset(&hdr, 0 , sizeof(ConfigPageHeader_t));
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_RAID_VOLUME;
|
|
/* assumption that all volumes on channel = 0 */
|
|
cfg.pageAddr = starget->id;
|
|
cfg.cfghdr.hdr = &hdr;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.timeout = 10;
|
|
|
|
if (mpt_config(ioc, &cfg) != 0)
|
|
goto out;
|
|
|
|
if (!hdr.PageLength)
|
|
goto out;
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4,
|
|
&dma_handle);
|
|
|
|
if (!buffer)
|
|
goto out;
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
if (mpt_config(ioc, &cfg) != 0)
|
|
goto out;
|
|
|
|
if (!buffer->NumPhysDisks)
|
|
goto out;
|
|
|
|
/*
|
|
* Adding entry for hidden components
|
|
*/
|
|
for (i = 0; i < buffer->NumPhysDisks; i++) {
|
|
|
|
if (mpt_raid_phys_disk_pg0(ioc,
|
|
buffer->PhysDisk[i].PhysDiskNum, &phys_disk) != 0)
|
|
continue;
|
|
|
|
mptsas_add_device_component_by_fw(ioc, phys_disk.PhysDiskBus,
|
|
phys_disk.PhysDiskID);
|
|
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
list_for_each_entry(sas_info, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (!sas_info->is_logical_volume &&
|
|
(sas_info->fw.channel == phys_disk.PhysDiskBus &&
|
|
sas_info->fw.id == phys_disk.PhysDiskID)) {
|
|
sas_info->is_hidden_raid_component = 1;
|
|
sas_info->volume_id = starget->id;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
|
|
}
|
|
|
|
/*
|
|
* Delete all matching devices out of the list
|
|
*/
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
list_for_each_entry_safe(sas_info, next, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (sas_info->is_logical_volume && sas_info->fw.id ==
|
|
starget->id) {
|
|
list_del(&sas_info->list);
|
|
kfree(sas_info);
|
|
}
|
|
}
|
|
|
|
sas_info = kzalloc(sizeof(struct mptsas_device_info), GFP_KERNEL);
|
|
if (sas_info) {
|
|
sas_info->fw.id = starget->id;
|
|
sas_info->os.id = starget->id;
|
|
sas_info->os.channel = starget->channel;
|
|
sas_info->is_logical_volume = 1;
|
|
INIT_LIST_HEAD(&sas_info->list);
|
|
list_add_tail(&sas_info->list, &ioc->sas_device_info_list);
|
|
}
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
|
|
out:
|
|
if (buffer)
|
|
pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, buffer,
|
|
dma_handle);
|
|
}
|
|
|
|
/**
|
|
* mptsas_add_device_component_starget -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @starget:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_add_device_component_starget(MPT_ADAPTER *ioc,
|
|
struct scsi_target *starget)
|
|
{
|
|
VirtTarget *vtarget;
|
|
struct sas_rphy *rphy;
|
|
struct mptsas_phyinfo *phy_info = NULL;
|
|
struct mptsas_enclosure enclosure_info;
|
|
|
|
rphy = dev_to_rphy(starget->dev.parent);
|
|
vtarget = starget->hostdata;
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
rphy->identify.sas_address);
|
|
if (!phy_info)
|
|
return;
|
|
|
|
memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure));
|
|
mptsas_sas_enclosure_pg0(ioc, &enclosure_info,
|
|
(MPI_SAS_ENCLOS_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_ENCLOS_PGAD_FORM_SHIFT),
|
|
phy_info->attached.handle_enclosure);
|
|
|
|
mptsas_add_device_component(ioc, phy_info->attached.channel,
|
|
phy_info->attached.id, phy_info->attached.sas_address,
|
|
phy_info->attached.device_info,
|
|
phy_info->attached.slot, enclosure_info.enclosure_logical_id);
|
|
}
|
|
|
|
/**
|
|
* mptsas_del_device_component_by_os - Once a device has been removed, we mark the entry in the list as being cached
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @channel: os mapped id's
|
|
* @id:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_del_device_component_by_os(MPT_ADAPTER *ioc, u8 channel, u8 id)
|
|
{
|
|
struct mptsas_device_info *sas_info, *next;
|
|
|
|
/*
|
|
* Set is_cached flag
|
|
*/
|
|
list_for_each_entry_safe(sas_info, next, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (sas_info->os.channel == channel && sas_info->os.id == id)
|
|
sas_info->is_cached = 1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* mptsas_del_device_components - Cleaning the list
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_del_device_components(MPT_ADAPTER *ioc)
|
|
{
|
|
struct mptsas_device_info *sas_info, *next;
|
|
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
list_for_each_entry_safe(sas_info, next, &ioc->sas_device_info_list,
|
|
list) {
|
|
list_del(&sas_info->list);
|
|
kfree(sas_info);
|
|
}
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
}
|
|
|
|
|
|
/*
|
|
* mptsas_setup_wide_ports
|
|
*
|
|
* Updates for new and existing narrow/wide port configuration
|
|
* in the sas_topology
|
|
*/
|
|
static void
|
|
mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info)
|
|
{
|
|
struct mptsas_portinfo_details * port_details;
|
|
struct mptsas_phyinfo *phy_info, *phy_info_cmp;
|
|
u64 sas_address;
|
|
int i, j;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
|
|
phy_info = port_info->phy_info;
|
|
for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) {
|
|
if (phy_info->attached.handle)
|
|
continue;
|
|
port_details = phy_info->port_details;
|
|
if (!port_details)
|
|
continue;
|
|
if (port_details->num_phys < 2)
|
|
continue;
|
|
/*
|
|
* Removing a phy from a port, letting the last
|
|
* phy be removed by firmware events.
|
|
*/
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: [%p]: deleting phy = %d\n",
|
|
ioc->name, __func__, port_details, i));
|
|
port_details->num_phys--;
|
|
port_details->phy_bitmask &= ~ (1 << phy_info->phy_id);
|
|
memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo));
|
|
sas_port_delete_phy(port_details->port, phy_info->phy);
|
|
phy_info->port_details = NULL;
|
|
}
|
|
|
|
/*
|
|
* Populate and refresh the tree
|
|
*/
|
|
phy_info = port_info->phy_info;
|
|
for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) {
|
|
sas_address = phy_info->attached.sas_address;
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "phy_id=%d sas_address=0x%018llX\n",
|
|
ioc->name, i, (unsigned long long)sas_address));
|
|
if (!sas_address)
|
|
continue;
|
|
port_details = phy_info->port_details;
|
|
/*
|
|
* Forming a port
|
|
*/
|
|
if (!port_details) {
|
|
port_details = kzalloc(sizeof(struct
|
|
mptsas_portinfo_details), GFP_KERNEL);
|
|
if (!port_details)
|
|
goto out;
|
|
port_details->num_phys = 1;
|
|
port_details->port_info = port_info;
|
|
if (phy_info->phy_id < 64 )
|
|
port_details->phy_bitmask |=
|
|
(1 << phy_info->phy_id);
|
|
phy_info->sas_port_add_phy=1;
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\t\tForming port\n\t\t"
|
|
"phy_id=%d sas_address=0x%018llX\n",
|
|
ioc->name, i, (unsigned long long)sas_address));
|
|
phy_info->port_details = port_details;
|
|
}
|
|
|
|
if (i == port_info->num_phys - 1)
|
|
continue;
|
|
phy_info_cmp = &port_info->phy_info[i + 1];
|
|
for (j = i + 1 ; j < port_info->num_phys ; j++,
|
|
phy_info_cmp++) {
|
|
if (!phy_info_cmp->attached.sas_address)
|
|
continue;
|
|
if (sas_address != phy_info_cmp->attached.sas_address)
|
|
continue;
|
|
if (phy_info_cmp->port_details == port_details )
|
|
continue;
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"\t\tphy_id=%d sas_address=0x%018llX\n",
|
|
ioc->name, j, (unsigned long long)
|
|
phy_info_cmp->attached.sas_address));
|
|
if (phy_info_cmp->port_details) {
|
|
port_details->rphy =
|
|
mptsas_get_rphy(phy_info_cmp);
|
|
port_details->port =
|
|
mptsas_get_port(phy_info_cmp);
|
|
port_details->starget =
|
|
mptsas_get_starget(phy_info_cmp);
|
|
port_details->num_phys =
|
|
phy_info_cmp->port_details->num_phys;
|
|
if (!phy_info_cmp->port_details->num_phys)
|
|
kfree(phy_info_cmp->port_details);
|
|
} else
|
|
phy_info_cmp->sas_port_add_phy=1;
|
|
/*
|
|
* Adding a phy to a port
|
|
*/
|
|
phy_info_cmp->port_details = port_details;
|
|
if (phy_info_cmp->phy_id < 64 )
|
|
port_details->phy_bitmask |=
|
|
(1 << phy_info_cmp->phy_id);
|
|
port_details->num_phys++;
|
|
}
|
|
}
|
|
|
|
out:
|
|
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
port_details = port_info->phy_info[i].port_details;
|
|
if (!port_details)
|
|
continue;
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: [%p]: phy_id=%02d num_phys=%02d "
|
|
"bitmask=0x%016llX\n", ioc->name, __func__,
|
|
port_details, i, port_details->num_phys,
|
|
(unsigned long long)port_details->phy_bitmask));
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "\t\tport = %p rphy=%p\n",
|
|
ioc->name, port_details->port, port_details->rphy));
|
|
}
|
|
dsaswideprintk(ioc, printk("\n"));
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
}
|
|
|
|
/**
|
|
* csmisas_find_vtarget
|
|
*
|
|
* @ioc
|
|
* @volume_id
|
|
* @volume_bus
|
|
*
|
|
**/
|
|
static VirtTarget *
|
|
mptsas_find_vtarget(MPT_ADAPTER *ioc, u8 channel, u8 id)
|
|
{
|
|
struct scsi_device *sdev;
|
|
VirtDevice *vdevice;
|
|
VirtTarget *vtarget = NULL;
|
|
|
|
shost_for_each_device(sdev, ioc->sh) {
|
|
vdevice = sdev->hostdata;
|
|
if ((vdevice == NULL) ||
|
|
(vdevice->vtarget == NULL))
|
|
continue;
|
|
if ((vdevice->vtarget->tflags &
|
|
MPT_TARGET_FLAGS_RAID_COMPONENT ||
|
|
vdevice->vtarget->raidVolume))
|
|
continue;
|
|
if (vdevice->vtarget->id == id &&
|
|
vdevice->vtarget->channel == channel)
|
|
vtarget = vdevice->vtarget;
|
|
}
|
|
return vtarget;
|
|
}
|
|
|
|
static void
|
|
mptsas_queue_device_delete(MPT_ADAPTER *ioc,
|
|
MpiEventDataSasDeviceStatusChange_t *sas_event_data)
|
|
{
|
|
struct fw_event_work *fw_event;
|
|
int sz;
|
|
|
|
sz = offsetof(struct fw_event_work, event_data) +
|
|
sizeof(MpiEventDataSasDeviceStatusChange_t);
|
|
fw_event = kzalloc(sz, GFP_ATOMIC);
|
|
if (!fw_event) {
|
|
printk(MYIOC_s_WARN_FMT "%s: failed at (line=%d)\n",
|
|
ioc->name, __func__, __LINE__);
|
|
return;
|
|
}
|
|
memcpy(fw_event->event_data, sas_event_data,
|
|
sizeof(MpiEventDataSasDeviceStatusChange_t));
|
|
fw_event->event = MPI_EVENT_SAS_DEVICE_STATUS_CHANGE;
|
|
fw_event->ioc = ioc;
|
|
mptsas_add_fw_event(ioc, fw_event, msecs_to_jiffies(1));
|
|
}
|
|
|
|
static void
|
|
mptsas_queue_rescan(MPT_ADAPTER *ioc)
|
|
{
|
|
struct fw_event_work *fw_event;
|
|
int sz;
|
|
|
|
sz = offsetof(struct fw_event_work, event_data);
|
|
fw_event = kzalloc(sz, GFP_ATOMIC);
|
|
if (!fw_event) {
|
|
printk(MYIOC_s_WARN_FMT "%s: failed at (line=%d)\n",
|
|
ioc->name, __func__, __LINE__);
|
|
return;
|
|
}
|
|
fw_event->event = -1;
|
|
fw_event->ioc = ioc;
|
|
mptsas_add_fw_event(ioc, fw_event, msecs_to_jiffies(1));
|
|
}
|
|
|
|
|
|
/**
|
|
* mptsas_target_reset
|
|
*
|
|
* Issues TARGET_RESET to end device using handshaking method
|
|
*
|
|
* @ioc
|
|
* @channel
|
|
* @id
|
|
*
|
|
* Returns (1) success
|
|
* (0) failure
|
|
*
|
|
**/
|
|
static int
|
|
mptsas_target_reset(MPT_ADAPTER *ioc, u8 channel, u8 id)
|
|
{
|
|
MPT_FRAME_HDR *mf;
|
|
SCSITaskMgmt_t *pScsiTm;
|
|
if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0)
|
|
return 0;
|
|
|
|
|
|
mf = mpt_get_msg_frame(mptsasDeviceResetCtx, ioc);
|
|
if (mf == NULL) {
|
|
dfailprintk(ioc, printk(MYIOC_s_WARN_FMT
|
|
"%s, no msg frames @%d!!\n", ioc->name,
|
|
__func__, __LINE__));
|
|
goto out_fail;
|
|
}
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
|
|
ioc->name, mf));
|
|
|
|
/* Format the Request
|
|
*/
|
|
pScsiTm = (SCSITaskMgmt_t *) mf;
|
|
memset (pScsiTm, 0, sizeof(SCSITaskMgmt_t));
|
|
pScsiTm->TargetID = id;
|
|
pScsiTm->Bus = channel;
|
|
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
|
|
pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
|
|
pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
|
|
|
|
DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)mf);
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"TaskMgmt type=%d (sas device delete) fw_channel = %d fw_id = %d)\n",
|
|
ioc->name, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, channel, id));
|
|
|
|
mpt_put_msg_frame_hi_pri(mptsasDeviceResetCtx, ioc, mf);
|
|
|
|
return 1;
|
|
|
|
out_fail:
|
|
|
|
mpt_clear_taskmgmt_in_progress_flag(ioc);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* mptsas_target_reset_queue
|
|
*
|
|
* Receive request for TARGET_RESET after recieving an firmware
|
|
* event NOT_RESPONDING_EVENT, then put command in link list
|
|
* and queue if task_queue already in use.
|
|
*
|
|
* @ioc
|
|
* @sas_event_data
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_target_reset_queue(MPT_ADAPTER *ioc,
|
|
EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data)
|
|
{
|
|
MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
|
|
VirtTarget *vtarget = NULL;
|
|
struct mptsas_target_reset_event *target_reset_list;
|
|
u8 id, channel;
|
|
|
|
id = sas_event_data->TargetID;
|
|
channel = sas_event_data->Bus;
|
|
|
|
if (!(vtarget = mptsas_find_vtarget(ioc, channel, id)))
|
|
return;
|
|
|
|
vtarget->deleted = 1; /* block IO */
|
|
|
|
target_reset_list = kzalloc(sizeof(struct mptsas_target_reset_event),
|
|
GFP_ATOMIC);
|
|
if (!target_reset_list) {
|
|
dfailprintk(ioc, printk(MYIOC_s_WARN_FMT
|
|
"%s, failed to allocate mem @%d..!!\n",
|
|
ioc->name, __func__, __LINE__));
|
|
return;
|
|
}
|
|
|
|
memcpy(&target_reset_list->sas_event_data, sas_event_data,
|
|
sizeof(*sas_event_data));
|
|
list_add_tail(&target_reset_list->list, &hd->target_reset_list);
|
|
|
|
target_reset_list->time_count = jiffies;
|
|
|
|
if (mptsas_target_reset(ioc, channel, id)) {
|
|
target_reset_list->target_reset_issued = 1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* mptsas_taskmgmt_complete - complete SAS task management function
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
*
|
|
* Completion for TARGET_RESET after NOT_RESPONDING_EVENT, enable work
|
|
* queue to finish off removing device from upper layers. then send next
|
|
* TARGET_RESET in the queue.
|
|
**/
|
|
static int
|
|
mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
|
|
{
|
|
MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
|
|
struct list_head *head = &hd->target_reset_list;
|
|
u8 id, channel;
|
|
struct mptsas_target_reset_event *target_reset_list;
|
|
SCSITaskMgmtReply_t *pScsiTmReply;
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt completed: "
|
|
"(mf = %p, mr = %p)\n", ioc->name, mf, mr));
|
|
|
|
pScsiTmReply = (SCSITaskMgmtReply_t *)mr;
|
|
if (pScsiTmReply) {
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"\tTaskMgmt completed: fw_channel = %d, fw_id = %d,\n"
|
|
"\ttask_type = 0x%02X, iocstatus = 0x%04X "
|
|
"loginfo = 0x%08X,\n\tresponse_code = 0x%02X, "
|
|
"term_cmnds = %d\n", ioc->name,
|
|
pScsiTmReply->Bus, pScsiTmReply->TargetID,
|
|
pScsiTmReply->TaskType,
|
|
le16_to_cpu(pScsiTmReply->IOCStatus),
|
|
le32_to_cpu(pScsiTmReply->IOCLogInfo),
|
|
pScsiTmReply->ResponseCode,
|
|
le32_to_cpu(pScsiTmReply->TerminationCount)));
|
|
|
|
if (pScsiTmReply->ResponseCode)
|
|
mptscsih_taskmgmt_response_code(ioc,
|
|
pScsiTmReply->ResponseCode);
|
|
}
|
|
|
|
if (pScsiTmReply && (pScsiTmReply->TaskType ==
|
|
MPI_SCSITASKMGMT_TASKTYPE_QUERY_TASK || pScsiTmReply->TaskType ==
|
|
MPI_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET)) {
|
|
ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
|
|
ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID;
|
|
memcpy(ioc->taskmgmt_cmds.reply, mr,
|
|
min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength));
|
|
if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) {
|
|
ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
|
|
complete(&ioc->taskmgmt_cmds.done);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
mpt_clear_taskmgmt_in_progress_flag(ioc);
|
|
|
|
if (list_empty(head))
|
|
return 1;
|
|
|
|
target_reset_list = list_entry(head->next,
|
|
struct mptsas_target_reset_event, list);
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"TaskMgmt: completed (%d seconds)\n",
|
|
ioc->name, jiffies_to_msecs(jiffies -
|
|
target_reset_list->time_count)/1000));
|
|
|
|
id = pScsiTmReply->TargetID;
|
|
channel = pScsiTmReply->Bus;
|
|
target_reset_list->time_count = jiffies;
|
|
|
|
/*
|
|
* retry target reset
|
|
*/
|
|
if (!target_reset_list->target_reset_issued) {
|
|
if (mptsas_target_reset(ioc, channel, id))
|
|
target_reset_list->target_reset_issued = 1;
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* enable work queue to remove device from upper layers
|
|
*/
|
|
list_del(&target_reset_list->list);
|
|
if ((mptsas_find_vtarget(ioc, channel, id)) && !ioc->fw_events_off)
|
|
mptsas_queue_device_delete(ioc,
|
|
&target_reset_list->sas_event_data);
|
|
|
|
|
|
/*
|
|
* issue target reset to next device in the queue
|
|
*/
|
|
|
|
head = &hd->target_reset_list;
|
|
if (list_empty(head))
|
|
return 1;
|
|
|
|
target_reset_list = list_entry(head->next, struct mptsas_target_reset_event,
|
|
list);
|
|
|
|
id = target_reset_list->sas_event_data.TargetID;
|
|
channel = target_reset_list->sas_event_data.Bus;
|
|
target_reset_list->time_count = jiffies;
|
|
|
|
if (mptsas_target_reset(ioc, channel, id))
|
|
target_reset_list->target_reset_issued = 1;
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* mptscsih_ioc_reset
|
|
*
|
|
* @ioc
|
|
* @reset_phase
|
|
*
|
|
**/
|
|
static int
|
|
mptsas_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
|
|
{
|
|
MPT_SCSI_HOST *hd;
|
|
int rc;
|
|
|
|
rc = mptscsih_ioc_reset(ioc, reset_phase);
|
|
if ((ioc->bus_type != SAS) || (!rc))
|
|
return rc;
|
|
|
|
hd = shost_priv(ioc->sh);
|
|
if (!hd->ioc)
|
|
goto out;
|
|
|
|
switch (reset_phase) {
|
|
case MPT_IOC_SETUP_RESET:
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__));
|
|
mptsas_fw_event_off(ioc);
|
|
break;
|
|
case MPT_IOC_PRE_RESET:
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__));
|
|
break;
|
|
case MPT_IOC_POST_RESET:
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: MPT_IOC_POST_RESET\n", ioc->name, __func__));
|
|
if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_PENDING) {
|
|
ioc->sas_mgmt.status |= MPT_MGMT_STATUS_DID_IOCRESET;
|
|
complete(&ioc->sas_mgmt.done);
|
|
}
|
|
mptsas_cleanup_fw_event_q(ioc);
|
|
mptsas_queue_rescan(ioc);
|
|
mptsas_fw_event_on(ioc);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
out:
|
|
return rc;
|
|
}
|
|
|
|
|
|
/**
|
|
* enum device_state -
|
|
* @DEVICE_RETRY: need to retry the TUR
|
|
* @DEVICE_ERROR: TUR return error, don't add device
|
|
* @DEVICE_READY: device can be added
|
|
*
|
|
*/
|
|
enum device_state{
|
|
DEVICE_RETRY,
|
|
DEVICE_ERROR,
|
|
DEVICE_READY,
|
|
};
|
|
|
|
static int
|
|
mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure,
|
|
u32 form, u32 form_specific)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasEnclosurePage0_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error;
|
|
__le64 le_identifier;
|
|
|
|
memset(&hdr, 0, sizeof(hdr));
|
|
hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION;
|
|
hdr.PageNumber = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = form + form_specific;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
/* save config data */
|
|
memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64));
|
|
enclosure->enclosure_logical_id = le64_to_cpu(le_identifier);
|
|
enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle);
|
|
enclosure->flags = le16_to_cpu(buffer->Flags);
|
|
enclosure->num_slot = le16_to_cpu(buffer->NumSlots);
|
|
enclosure->start_slot = le16_to_cpu(buffer->StartSlot);
|
|
enclosure->start_id = buffer->StartTargetID;
|
|
enclosure->start_channel = buffer->StartBus;
|
|
enclosure->sep_id = buffer->SEPTargetID;
|
|
enclosure->sep_channel = buffer->SEPBus;
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
/**
|
|
* mptsas_add_end_device - report a new end device to sas transport layer
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @phy_info: decribes attached device
|
|
*
|
|
* return (0) success (1) failure
|
|
*
|
|
**/
|
|
static int
|
|
mptsas_add_end_device(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info)
|
|
{
|
|
struct sas_rphy *rphy;
|
|
struct sas_port *port;
|
|
struct sas_identify identify;
|
|
char *ds = NULL;
|
|
u8 fw_id;
|
|
|
|
if (!phy_info) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
return 1;
|
|
}
|
|
|
|
fw_id = phy_info->attached.id;
|
|
|
|
if (mptsas_get_rphy(phy_info)) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return 2;
|
|
}
|
|
|
|
port = mptsas_get_port(phy_info);
|
|
if (!port) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return 3;
|
|
}
|
|
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_SSP_TARGET)
|
|
ds = "ssp";
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_STP_TARGET)
|
|
ds = "stp";
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_SATA_DEVICE)
|
|
ds = "sata";
|
|
|
|
printk(MYIOC_s_INFO_FMT "attaching %s device: fw_channel %d, fw_id %d,"
|
|
" phy %d, sas_addr 0x%llx\n", ioc->name, ds,
|
|
phy_info->attached.channel, phy_info->attached.id,
|
|
phy_info->attached.phy_id, (unsigned long long)
|
|
phy_info->attached.sas_address);
|
|
|
|
mptsas_parse_device_info(&identify, &phy_info->attached);
|
|
rphy = sas_end_device_alloc(port);
|
|
if (!rphy) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return 5; /* non-fatal: an rphy can be added later */
|
|
}
|
|
|
|
rphy->identify = identify;
|
|
if (sas_rphy_add(rphy)) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
sas_rphy_free(rphy);
|
|
return 6;
|
|
}
|
|
mptsas_set_rphy(ioc, phy_info, rphy);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* mptsas_del_end_device - report a deleted end device to sas transport layer
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @phy_info: decribes attached device
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_del_end_device(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info)
|
|
{
|
|
struct sas_rphy *rphy;
|
|
struct sas_port *port;
|
|
struct mptsas_portinfo *port_info;
|
|
struct mptsas_phyinfo *phy_info_parent;
|
|
int i;
|
|
char *ds = NULL;
|
|
u8 fw_id;
|
|
u64 sas_address;
|
|
|
|
if (!phy_info)
|
|
return;
|
|
|
|
fw_id = phy_info->attached.id;
|
|
sas_address = phy_info->attached.sas_address;
|
|
|
|
if (!phy_info->port_details) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return;
|
|
}
|
|
rphy = mptsas_get_rphy(phy_info);
|
|
if (!rphy) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return;
|
|
}
|
|
|
|
if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_INITIATOR
|
|
|| phy_info->attached.device_info
|
|
& MPI_SAS_DEVICE_INFO_SMP_INITIATOR
|
|
|| phy_info->attached.device_info
|
|
& MPI_SAS_DEVICE_INFO_STP_INITIATOR)
|
|
ds = "initiator";
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_SSP_TARGET)
|
|
ds = "ssp";
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_STP_TARGET)
|
|
ds = "stp";
|
|
if (phy_info->attached.device_info &
|
|
MPI_SAS_DEVICE_INFO_SATA_DEVICE)
|
|
ds = "sata";
|
|
|
|
dev_printk(KERN_DEBUG, &rphy->dev, MYIOC_s_FMT
|
|
"removing %s device: fw_channel %d, fw_id %d, phy %d,"
|
|
"sas_addr 0x%llx\n", ioc->name, ds, phy_info->attached.channel,
|
|
phy_info->attached.id, phy_info->attached.phy_id,
|
|
(unsigned long long) sas_address);
|
|
|
|
port = mptsas_get_port(phy_info);
|
|
if (!port) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, fw_id, __LINE__));
|
|
return;
|
|
}
|
|
port_info = phy_info->portinfo;
|
|
phy_info_parent = port_info->phy_info;
|
|
for (i = 0; i < port_info->num_phys; i++, phy_info_parent++) {
|
|
if (!phy_info_parent->phy)
|
|
continue;
|
|
if (phy_info_parent->attached.sas_address !=
|
|
sas_address)
|
|
continue;
|
|
dev_printk(KERN_DEBUG, &phy_info_parent->phy->dev,
|
|
MYIOC_s_FMT "delete phy %d, phy-obj (0x%p)\n",
|
|
ioc->name, phy_info_parent->phy_id,
|
|
phy_info_parent->phy);
|
|
sas_port_delete_phy(port, phy_info_parent->phy);
|
|
}
|
|
|
|
dev_printk(KERN_DEBUG, &port->dev, MYIOC_s_FMT
|
|
"delete port %d, sas_addr (0x%llx)\n", ioc->name,
|
|
port->port_identifier, (unsigned long long)sas_address);
|
|
sas_port_delete(port);
|
|
mptsas_set_port(ioc, phy_info, NULL);
|
|
mptsas_port_delete(ioc, phy_info->port_details);
|
|
}
|
|
|
|
struct mptsas_phyinfo *
|
|
mptsas_refreshing_device_handles(MPT_ADAPTER *ioc,
|
|
struct mptsas_devinfo *sas_device)
|
|
{
|
|
struct mptsas_phyinfo *phy_info;
|
|
struct mptsas_portinfo *port_info;
|
|
int i;
|
|
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
sas_device->sas_address);
|
|
if (!phy_info)
|
|
goto out;
|
|
port_info = phy_info->portinfo;
|
|
if (!port_info)
|
|
goto out;
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
if (port_info->phy_info[i].attached.sas_address !=
|
|
sas_device->sas_address)
|
|
continue;
|
|
port_info->phy_info[i].attached.channel = sas_device->channel;
|
|
port_info->phy_info[i].attached.id = sas_device->id;
|
|
port_info->phy_info[i].attached.sas_address =
|
|
sas_device->sas_address;
|
|
port_info->phy_info[i].attached.handle = sas_device->handle;
|
|
port_info->phy_info[i].attached.handle_parent =
|
|
sas_device->handle_parent;
|
|
port_info->phy_info[i].attached.handle_enclosure =
|
|
sas_device->handle_enclosure;
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
out:
|
|
return phy_info;
|
|
}
|
|
|
|
/**
|
|
* mptsas_firmware_event_work - work thread for processing fw events
|
|
* @work: work queue payload containing info describing the event
|
|
* Context: user
|
|
*
|
|
*/
|
|
static void
|
|
mptsas_firmware_event_work(struct work_struct *work)
|
|
{
|
|
struct fw_event_work *fw_event =
|
|
container_of(work, struct fw_event_work, work.work);
|
|
MPT_ADAPTER *ioc = fw_event->ioc;
|
|
|
|
/* special rescan topology handling */
|
|
if (fw_event->event == -1) {
|
|
if (ioc->in_rescan) {
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: rescan ignored as it is in progress\n",
|
|
ioc->name, __func__));
|
|
return;
|
|
}
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: rescan after "
|
|
"reset\n", ioc->name, __func__));
|
|
ioc->in_rescan = 1;
|
|
mptsas_not_responding_devices(ioc);
|
|
mptsas_scan_sas_topology(ioc);
|
|
ioc->in_rescan = 0;
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
|
|
/* events handling turned off during host reset */
|
|
if (ioc->fw_events_off) {
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: fw_event=(0x%p), "
|
|
"event = (0x%02x)\n", ioc->name, __func__, fw_event,
|
|
(fw_event->event & 0xFF)));
|
|
|
|
switch (fw_event->event) {
|
|
case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
|
|
mptsas_send_sas_event(fw_event);
|
|
break;
|
|
case MPI_EVENT_INTEGRATED_RAID:
|
|
mptsas_send_raid_event(fw_event);
|
|
break;
|
|
case MPI_EVENT_IR2:
|
|
mptsas_send_ir2_event(fw_event);
|
|
break;
|
|
case MPI_EVENT_PERSISTENT_TABLE_FULL:
|
|
mptbase_sas_persist_operation(ioc,
|
|
MPI_SAS_OP_CLEAR_NOT_PRESENT);
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
break;
|
|
case MPI_EVENT_SAS_BROADCAST_PRIMITIVE:
|
|
mptsas_broadcast_primative_work(fw_event);
|
|
break;
|
|
case MPI_EVENT_SAS_EXPANDER_STATUS_CHANGE:
|
|
mptsas_send_expander_event(fw_event);
|
|
break;
|
|
case MPI_EVENT_SAS_PHY_LINK_STATUS:
|
|
mptsas_send_link_status_event(fw_event);
|
|
break;
|
|
case MPI_EVENT_QUEUE_FULL:
|
|
mptsas_handle_queue_full_event(fw_event);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
mptsas_slave_configure(struct scsi_device *sdev)
|
|
{
|
|
struct Scsi_Host *host = sdev->host;
|
|
MPT_SCSI_HOST *hd = shost_priv(host);
|
|
MPT_ADAPTER *ioc = hd->ioc;
|
|
VirtDevice *vdevice = sdev->hostdata;
|
|
|
|
if (vdevice->vtarget->deleted) {
|
|
sdev_printk(KERN_INFO, sdev, "clearing deleted flag\n");
|
|
vdevice->vtarget->deleted = 0;
|
|
}
|
|
|
|
/*
|
|
* RAID volumes placed beyond the last expected port.
|
|
* Ignore sending sas mode pages in that case..
|
|
*/
|
|
if (sdev->channel == MPTSAS_RAID_CHANNEL) {
|
|
mptsas_add_device_component_starget_ir(ioc, scsi_target(sdev));
|
|
goto out;
|
|
}
|
|
|
|
sas_read_port_mode_page(sdev);
|
|
|
|
mptsas_add_device_component_starget(ioc, scsi_target(sdev));
|
|
|
|
out:
|
|
return mptscsih_slave_configure(sdev);
|
|
}
|
|
|
|
static int
|
|
mptsas_target_alloc(struct scsi_target *starget)
|
|
{
|
|
struct Scsi_Host *host = dev_to_shost(&starget->dev);
|
|
MPT_SCSI_HOST *hd = shost_priv(host);
|
|
VirtTarget *vtarget;
|
|
u8 id, channel;
|
|
struct sas_rphy *rphy;
|
|
struct mptsas_portinfo *p;
|
|
int i;
|
|
MPT_ADAPTER *ioc = hd->ioc;
|
|
|
|
vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
|
|
if (!vtarget)
|
|
return -ENOMEM;
|
|
|
|
vtarget->starget = starget;
|
|
vtarget->ioc_id = ioc->id;
|
|
vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
|
|
id = starget->id;
|
|
channel = 0;
|
|
|
|
/*
|
|
* RAID volumes placed beyond the last expected port.
|
|
*/
|
|
if (starget->channel == MPTSAS_RAID_CHANNEL) {
|
|
if (!ioc->raid_data.pIocPg2) {
|
|
kfree(vtarget);
|
|
return -ENXIO;
|
|
}
|
|
for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
|
|
if (id == ioc->raid_data.pIocPg2->
|
|
RaidVolume[i].VolumeID) {
|
|
channel = ioc->raid_data.pIocPg2->
|
|
RaidVolume[i].VolumeBus;
|
|
}
|
|
}
|
|
vtarget->raidVolume = 1;
|
|
goto out;
|
|
}
|
|
|
|
rphy = dev_to_rphy(starget->dev.parent);
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(p, &ioc->sas_topology, list) {
|
|
for (i = 0; i < p->num_phys; i++) {
|
|
if (p->phy_info[i].attached.sas_address !=
|
|
rphy->identify.sas_address)
|
|
continue;
|
|
id = p->phy_info[i].attached.id;
|
|
channel = p->phy_info[i].attached.channel;
|
|
mptsas_set_starget(&p->phy_info[i], starget);
|
|
|
|
/*
|
|
* Exposing hidden raid components
|
|
*/
|
|
if (mptscsih_is_phys_disk(ioc, channel, id)) {
|
|
id = mptscsih_raid_id_to_num(ioc,
|
|
channel, id);
|
|
vtarget->tflags |=
|
|
MPT_TARGET_FLAGS_RAID_COMPONENT;
|
|
p->phy_info[i].attached.phys_disk_num = id;
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
goto out;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
|
|
kfree(vtarget);
|
|
return -ENXIO;
|
|
|
|
out:
|
|
vtarget->id = id;
|
|
vtarget->channel = channel;
|
|
starget->hostdata = vtarget;
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
mptsas_target_destroy(struct scsi_target *starget)
|
|
{
|
|
struct Scsi_Host *host = dev_to_shost(&starget->dev);
|
|
MPT_SCSI_HOST *hd = shost_priv(host);
|
|
struct sas_rphy *rphy;
|
|
struct mptsas_portinfo *p;
|
|
int i;
|
|
MPT_ADAPTER *ioc = hd->ioc;
|
|
VirtTarget *vtarget;
|
|
|
|
if (!starget->hostdata)
|
|
return;
|
|
|
|
vtarget = starget->hostdata;
|
|
|
|
mptsas_del_device_component_by_os(ioc, starget->channel,
|
|
starget->id);
|
|
|
|
|
|
if (starget->channel == MPTSAS_RAID_CHANNEL)
|
|
goto out;
|
|
|
|
rphy = dev_to_rphy(starget->dev.parent);
|
|
list_for_each_entry(p, &ioc->sas_topology, list) {
|
|
for (i = 0; i < p->num_phys; i++) {
|
|
if (p->phy_info[i].attached.sas_address !=
|
|
rphy->identify.sas_address)
|
|
continue;
|
|
|
|
starget_printk(KERN_INFO, starget, MYIOC_s_FMT
|
|
"delete device: fw_channel %d, fw_id %d, phy %d, "
|
|
"sas_addr 0x%llx\n", ioc->name,
|
|
p->phy_info[i].attached.channel,
|
|
p->phy_info[i].attached.id,
|
|
p->phy_info[i].attached.phy_id, (unsigned long long)
|
|
p->phy_info[i].attached.sas_address);
|
|
|
|
mptsas_set_starget(&p->phy_info[i], NULL);
|
|
}
|
|
}
|
|
|
|
out:
|
|
vtarget->starget = NULL;
|
|
kfree(starget->hostdata);
|
|
starget->hostdata = NULL;
|
|
}
|
|
|
|
|
|
static int
|
|
mptsas_slave_alloc(struct scsi_device *sdev)
|
|
{
|
|
struct Scsi_Host *host = sdev->host;
|
|
MPT_SCSI_HOST *hd = shost_priv(host);
|
|
struct sas_rphy *rphy;
|
|
struct mptsas_portinfo *p;
|
|
VirtDevice *vdevice;
|
|
struct scsi_target *starget;
|
|
int i;
|
|
MPT_ADAPTER *ioc = hd->ioc;
|
|
|
|
vdevice = kzalloc(sizeof(VirtDevice), GFP_KERNEL);
|
|
if (!vdevice) {
|
|
printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n",
|
|
ioc->name, sizeof(VirtDevice));
|
|
return -ENOMEM;
|
|
}
|
|
starget = scsi_target(sdev);
|
|
vdevice->vtarget = starget->hostdata;
|
|
|
|
if (sdev->channel == MPTSAS_RAID_CHANNEL)
|
|
goto out;
|
|
|
|
rphy = dev_to_rphy(sdev->sdev_target->dev.parent);
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(p, &ioc->sas_topology, list) {
|
|
for (i = 0; i < p->num_phys; i++) {
|
|
if (p->phy_info[i].attached.sas_address !=
|
|
rphy->identify.sas_address)
|
|
continue;
|
|
vdevice->lun = sdev->lun;
|
|
/*
|
|
* Exposing hidden raid components
|
|
*/
|
|
if (mptscsih_is_phys_disk(ioc,
|
|
p->phy_info[i].attached.channel,
|
|
p->phy_info[i].attached.id))
|
|
sdev->no_uld_attach = 1;
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
goto out;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
|
|
kfree(vdevice);
|
|
return -ENXIO;
|
|
|
|
out:
|
|
vdevice->vtarget->num_luns++;
|
|
sdev->hostdata = vdevice;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
|
|
{
|
|
MPT_SCSI_HOST *hd;
|
|
MPT_ADAPTER *ioc;
|
|
VirtDevice *vdevice = SCpnt->device->hostdata;
|
|
|
|
if (!vdevice || !vdevice->vtarget || vdevice->vtarget->deleted) {
|
|
SCpnt->result = DID_NO_CONNECT << 16;
|
|
done(SCpnt);
|
|
return 0;
|
|
}
|
|
|
|
hd = shost_priv(SCpnt->device->host);
|
|
ioc = hd->ioc;
|
|
|
|
if (ioc->sas_discovery_quiesce_io)
|
|
return SCSI_MLQUEUE_HOST_BUSY;
|
|
|
|
// scsi_print_command(SCpnt);
|
|
|
|
return mptscsih_qcmd(SCpnt,done);
|
|
}
|
|
|
|
|
|
static struct scsi_host_template mptsas_driver_template = {
|
|
.module = THIS_MODULE,
|
|
.proc_name = "mptsas",
|
|
.proc_info = mptscsih_proc_info,
|
|
.name = "MPT SPI Host",
|
|
.info = mptscsih_info,
|
|
.queuecommand = mptsas_qcmd,
|
|
.target_alloc = mptsas_target_alloc,
|
|
.slave_alloc = mptsas_slave_alloc,
|
|
.slave_configure = mptsas_slave_configure,
|
|
.target_destroy = mptsas_target_destroy,
|
|
.slave_destroy = mptscsih_slave_destroy,
|
|
.change_queue_depth = mptscsih_change_queue_depth,
|
|
.eh_abort_handler = mptscsih_abort,
|
|
.eh_device_reset_handler = mptscsih_dev_reset,
|
|
.eh_bus_reset_handler = mptscsih_bus_reset,
|
|
.eh_host_reset_handler = mptscsih_host_reset,
|
|
.bios_param = mptscsih_bios_param,
|
|
.can_queue = MPT_SAS_CAN_QUEUE,
|
|
.this_id = -1,
|
|
.sg_tablesize = MPT_SCSI_SG_DEPTH,
|
|
.max_sectors = 8192,
|
|
.cmd_per_lun = 7,
|
|
.use_clustering = ENABLE_CLUSTERING,
|
|
.shost_attrs = mptscsih_host_attrs,
|
|
};
|
|
|
|
static int mptsas_get_linkerrors(struct sas_phy *phy)
|
|
{
|
|
MPT_ADAPTER *ioc = phy_to_ioc(phy);
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasPhyPage1_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error;
|
|
|
|
/* FIXME: only have link errors on local phys */
|
|
if (!scsi_is_sas_phy_local(phy))
|
|
return -EINVAL;
|
|
|
|
hdr.PageVersion = MPI_SASPHY1_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 1 /* page number 1*/;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = phy->identify.phy_identifier;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
return error;
|
|
if (!hdr.ExtPageLength)
|
|
return -ENXIO;
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer)
|
|
return -ENOMEM;
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
mptsas_print_phy_pg1(ioc, buffer);
|
|
|
|
phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount);
|
|
phy->running_disparity_error_count =
|
|
le32_to_cpu(buffer->RunningDisparityErrorCount);
|
|
phy->loss_of_dword_sync_count =
|
|
le32_to_cpu(buffer->LossDwordSynchCount);
|
|
phy->phy_reset_problem_count =
|
|
le32_to_cpu(buffer->PhyResetProblemCount);
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
return error;
|
|
}
|
|
|
|
static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req,
|
|
MPT_FRAME_HDR *reply)
|
|
{
|
|
ioc->sas_mgmt.status |= MPT_MGMT_STATUS_COMMAND_GOOD;
|
|
if (reply != NULL) {
|
|
ioc->sas_mgmt.status |= MPT_MGMT_STATUS_RF_VALID;
|
|
memcpy(ioc->sas_mgmt.reply, reply,
|
|
min(ioc->reply_sz, 4 * reply->u.reply.MsgLength));
|
|
}
|
|
|
|
if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_PENDING) {
|
|
ioc->sas_mgmt.status &= ~MPT_MGMT_STATUS_PENDING;
|
|
complete(&ioc->sas_mgmt.done);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset)
|
|
{
|
|
MPT_ADAPTER *ioc = phy_to_ioc(phy);
|
|
SasIoUnitControlRequest_t *req;
|
|
SasIoUnitControlReply_t *reply;
|
|
MPT_FRAME_HDR *mf;
|
|
MPIHeader_t *hdr;
|
|
unsigned long timeleft;
|
|
int error = -ERESTARTSYS;
|
|
|
|
/* FIXME: fusion doesn't allow non-local phy reset */
|
|
if (!scsi_is_sas_phy_local(phy))
|
|
return -EINVAL;
|
|
|
|
/* not implemented for expanders */
|
|
if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP)
|
|
return -ENXIO;
|
|
|
|
if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex))
|
|
goto out;
|
|
|
|
mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc);
|
|
if (!mf) {
|
|
error = -ENOMEM;
|
|
goto out_unlock;
|
|
}
|
|
|
|
hdr = (MPIHeader_t *) mf;
|
|
req = (SasIoUnitControlRequest_t *)mf;
|
|
memset(req, 0, sizeof(SasIoUnitControlRequest_t));
|
|
req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL;
|
|
req->MsgContext = hdr->MsgContext;
|
|
req->Operation = hard_reset ?
|
|
MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET;
|
|
req->PhyNum = phy->identify.phy_identifier;
|
|
|
|
INITIALIZE_MGMT_STATUS(ioc->sas_mgmt.status)
|
|
mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf);
|
|
|
|
timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done,
|
|
10 * HZ);
|
|
if (!timeleft) {
|
|
/* On timeout reset the board */
|
|
mpt_free_msg_frame(ioc, mf);
|
|
mpt_HardResetHandler(ioc, CAN_SLEEP);
|
|
error = -ETIMEDOUT;
|
|
goto out_unlock;
|
|
}
|
|
|
|
/* a reply frame is expected */
|
|
if ((ioc->sas_mgmt.status &
|
|
MPT_MGMT_STATUS_RF_VALID) == 0) {
|
|
error = -ENXIO;
|
|
goto out_unlock;
|
|
}
|
|
|
|
/* process the completed Reply Message Frame */
|
|
reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply;
|
|
if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) {
|
|
printk(MYIOC_s_INFO_FMT "%s: IOCStatus=0x%X IOCLogInfo=0x%X\n",
|
|
ioc->name, __func__, reply->IOCStatus, reply->IOCLogInfo);
|
|
error = -ENXIO;
|
|
goto out_unlock;
|
|
}
|
|
|
|
error = 0;
|
|
|
|
out_unlock:
|
|
CLEAR_MGMT_STATUS(ioc->sas_mgmt.status)
|
|
mutex_unlock(&ioc->sas_mgmt.mutex);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier)
|
|
{
|
|
MPT_ADAPTER *ioc = rphy_to_ioc(rphy);
|
|
int i, error;
|
|
struct mptsas_portinfo *p;
|
|
struct mptsas_enclosure enclosure_info;
|
|
u64 enclosure_handle;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(p, &ioc->sas_topology, list) {
|
|
for (i = 0; i < p->num_phys; i++) {
|
|
if (p->phy_info[i].attached.sas_address ==
|
|
rphy->identify.sas_address) {
|
|
enclosure_handle = p->phy_info[i].
|
|
attached.handle_enclosure;
|
|
goto found_info;
|
|
}
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return -ENXIO;
|
|
|
|
found_info:
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure));
|
|
error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info,
|
|
(MPI_SAS_ENCLOS_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle);
|
|
if (!error)
|
|
*identifier = enclosure_info.enclosure_logical_id;
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_get_bay_identifier(struct sas_rphy *rphy)
|
|
{
|
|
MPT_ADAPTER *ioc = rphy_to_ioc(rphy);
|
|
struct mptsas_portinfo *p;
|
|
int i, rc;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(p, &ioc->sas_topology, list) {
|
|
for (i = 0; i < p->num_phys; i++) {
|
|
if (p->phy_info[i].attached.sas_address ==
|
|
rphy->identify.sas_address) {
|
|
rc = p->phy_info[i].attached.slot;
|
|
goto out;
|
|
}
|
|
}
|
|
}
|
|
rc = -ENXIO;
|
|
out:
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return rc;
|
|
}
|
|
|
|
static int mptsas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
|
|
struct request *req)
|
|
{
|
|
MPT_ADAPTER *ioc = ((MPT_SCSI_HOST *) shost->hostdata)->ioc;
|
|
MPT_FRAME_HDR *mf;
|
|
SmpPassthroughRequest_t *smpreq;
|
|
struct request *rsp = req->next_rq;
|
|
int ret;
|
|
int flagsLength;
|
|
unsigned long timeleft;
|
|
char *psge;
|
|
dma_addr_t dma_addr_in = 0;
|
|
dma_addr_t dma_addr_out = 0;
|
|
u64 sas_address = 0;
|
|
|
|
if (!rsp) {
|
|
printk(MYIOC_s_ERR_FMT "%s: the smp response space is missing\n",
|
|
ioc->name, __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* do we need to support multiple segments? */
|
|
if (req->bio->bi_vcnt > 1 || rsp->bio->bi_vcnt > 1) {
|
|
printk(MYIOC_s_ERR_FMT "%s: multiple segments req %u %u, rsp %u %u\n",
|
|
ioc->name, __func__, req->bio->bi_vcnt, blk_rq_bytes(req),
|
|
rsp->bio->bi_vcnt, blk_rq_bytes(rsp));
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = mutex_lock_interruptible(&ioc->sas_mgmt.mutex);
|
|
if (ret)
|
|
goto out;
|
|
|
|
mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc);
|
|
if (!mf) {
|
|
ret = -ENOMEM;
|
|
goto out_unlock;
|
|
}
|
|
|
|
smpreq = (SmpPassthroughRequest_t *)mf;
|
|
memset(smpreq, 0, sizeof(*smpreq));
|
|
|
|
smpreq->RequestDataLength = cpu_to_le16(blk_rq_bytes(req) - 4);
|
|
smpreq->Function = MPI_FUNCTION_SMP_PASSTHROUGH;
|
|
|
|
if (rphy)
|
|
sas_address = rphy->identify.sas_address;
|
|
else {
|
|
struct mptsas_portinfo *port_info;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
port_info = ioc->hba_port_info;
|
|
if (port_info && port_info->phy_info)
|
|
sas_address =
|
|
port_info->phy_info[0].phy->identify.sas_address;
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
}
|
|
|
|
*((u64 *)&smpreq->SASAddress) = cpu_to_le64(sas_address);
|
|
|
|
psge = (char *)
|
|
(((int *) mf) + (offsetof(SmpPassthroughRequest_t, SGL) / 4));
|
|
|
|
/* request */
|
|
flagsLength = (MPI_SGE_FLAGS_SIMPLE_ELEMENT |
|
|
MPI_SGE_FLAGS_END_OF_BUFFER |
|
|
MPI_SGE_FLAGS_DIRECTION)
|
|
<< MPI_SGE_FLAGS_SHIFT;
|
|
flagsLength |= (blk_rq_bytes(req) - 4);
|
|
|
|
dma_addr_out = pci_map_single(ioc->pcidev, bio_data(req->bio),
|
|
blk_rq_bytes(req), PCI_DMA_BIDIRECTIONAL);
|
|
if (!dma_addr_out)
|
|
goto put_mf;
|
|
ioc->add_sge(psge, flagsLength, dma_addr_out);
|
|
psge += ioc->SGE_size;
|
|
|
|
/* response */
|
|
flagsLength = MPI_SGE_FLAGS_SIMPLE_ELEMENT |
|
|
MPI_SGE_FLAGS_SYSTEM_ADDRESS |
|
|
MPI_SGE_FLAGS_IOC_TO_HOST |
|
|
MPI_SGE_FLAGS_END_OF_BUFFER;
|
|
|
|
flagsLength = flagsLength << MPI_SGE_FLAGS_SHIFT;
|
|
flagsLength |= blk_rq_bytes(rsp) + 4;
|
|
dma_addr_in = pci_map_single(ioc->pcidev, bio_data(rsp->bio),
|
|
blk_rq_bytes(rsp), PCI_DMA_BIDIRECTIONAL);
|
|
if (!dma_addr_in)
|
|
goto unmap;
|
|
ioc->add_sge(psge, flagsLength, dma_addr_in);
|
|
|
|
INITIALIZE_MGMT_STATUS(ioc->sas_mgmt.status)
|
|
mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf);
|
|
|
|
timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, 10 * HZ);
|
|
if (!timeleft) {
|
|
printk(MYIOC_s_ERR_FMT "%s: smp timeout!\n", ioc->name, __func__);
|
|
/* On timeout reset the board */
|
|
mpt_HardResetHandler(ioc, CAN_SLEEP);
|
|
ret = -ETIMEDOUT;
|
|
goto unmap;
|
|
}
|
|
mf = NULL;
|
|
|
|
if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_RF_VALID) {
|
|
SmpPassthroughReply_t *smprep;
|
|
|
|
smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply;
|
|
memcpy(req->sense, smprep, sizeof(*smprep));
|
|
req->sense_len = sizeof(*smprep);
|
|
req->resid_len = 0;
|
|
rsp->resid_len -= smprep->ResponseDataLength;
|
|
} else {
|
|
printk(MYIOC_s_ERR_FMT
|
|
"%s: smp passthru reply failed to be returned\n",
|
|
ioc->name, __func__);
|
|
ret = -ENXIO;
|
|
}
|
|
unmap:
|
|
if (dma_addr_out)
|
|
pci_unmap_single(ioc->pcidev, dma_addr_out, blk_rq_bytes(req),
|
|
PCI_DMA_BIDIRECTIONAL);
|
|
if (dma_addr_in)
|
|
pci_unmap_single(ioc->pcidev, dma_addr_in, blk_rq_bytes(rsp),
|
|
PCI_DMA_BIDIRECTIONAL);
|
|
put_mf:
|
|
if (mf)
|
|
mpt_free_msg_frame(ioc, mf);
|
|
out_unlock:
|
|
CLEAR_MGMT_STATUS(ioc->sas_mgmt.status)
|
|
mutex_unlock(&ioc->sas_mgmt.mutex);
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static struct sas_function_template mptsas_transport_functions = {
|
|
.get_linkerrors = mptsas_get_linkerrors,
|
|
.get_enclosure_identifier = mptsas_get_enclosure_identifier,
|
|
.get_bay_identifier = mptsas_get_bay_identifier,
|
|
.phy_reset = mptsas_phy_reset,
|
|
.smp_handler = mptsas_smp_handler,
|
|
};
|
|
|
|
static struct scsi_transport_template *mptsas_transport_template;
|
|
|
|
static int
|
|
mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasIOUnitPage0_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error, i;
|
|
|
|
hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 0;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = 0;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
port_info->num_phys = buffer->NumPhys;
|
|
port_info->phy_info = kcalloc(port_info->num_phys,
|
|
sizeof(struct mptsas_phyinfo), GFP_KERNEL);
|
|
if (!port_info->phy_info) {
|
|
error = -ENOMEM;
|
|
goto out_free_consistent;
|
|
}
|
|
|
|
ioc->nvdata_version_persistent =
|
|
le16_to_cpu(buffer->NvdataVersionPersistent);
|
|
ioc->nvdata_version_default =
|
|
le16_to_cpu(buffer->NvdataVersionDefault);
|
|
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
mptsas_print_phy_data(ioc, &buffer->PhyData[i]);
|
|
port_info->phy_info[i].phy_id = i;
|
|
port_info->phy_info[i].port_id =
|
|
buffer->PhyData[i].Port;
|
|
port_info->phy_info[i].negotiated_link_rate =
|
|
buffer->PhyData[i].NegotiatedLinkRate;
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
port_info->phy_info[i].handle =
|
|
le16_to_cpu(buffer->PhyData[i].ControllerDevHandle);
|
|
}
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasIOUnitPage1_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error;
|
|
u16 device_missing_delay;
|
|
|
|
memset(&hdr, 0, sizeof(ConfigExtendedPageHeader_t));
|
|
memset(&cfg, 0, sizeof(CONFIGPARMS));
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.timeout = 10;
|
|
cfg.cfghdr.ehdr->PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
cfg.cfghdr.ehdr->ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
|
|
cfg.cfghdr.ehdr->PageVersion = MPI_SASIOUNITPAGE1_PAGEVERSION;
|
|
cfg.cfghdr.ehdr->PageNumber = 1;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
ioc->io_missing_delay =
|
|
le16_to_cpu(buffer->IODeviceMissingDelay);
|
|
device_missing_delay = le16_to_cpu(buffer->ReportDeviceMissingDelay);
|
|
ioc->device_missing_delay = (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_UNIT_16) ?
|
|
(device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16 :
|
|
device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK;
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
|
|
u32 form, u32 form_specific)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasPhyPage0_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error;
|
|
|
|
hdr.PageVersion = MPI_SASPHY0_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 0;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
/* Get Phy Pg 0 for each Phy. */
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = form + form_specific;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
mptsas_print_phy_pg0(ioc, buffer);
|
|
|
|
phy_info->hw_link_rate = buffer->HwLinkRate;
|
|
phy_info->programmed_link_rate = buffer->ProgrammedLinkRate;
|
|
phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle);
|
|
phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle);
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info,
|
|
u32 form, u32 form_specific)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasDevicePage0_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
__le64 sas_address;
|
|
int error=0;
|
|
|
|
hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 0;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.pageAddr = form + form_specific;
|
|
cfg.physAddr = -1;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
memset(device_info, 0, sizeof(struct mptsas_devinfo));
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
mptsas_print_device_pg0(ioc, buffer);
|
|
|
|
memset(device_info, 0, sizeof(struct mptsas_devinfo));
|
|
device_info->handle = le16_to_cpu(buffer->DevHandle);
|
|
device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle);
|
|
device_info->handle_enclosure =
|
|
le16_to_cpu(buffer->EnclosureHandle);
|
|
device_info->slot = le16_to_cpu(buffer->Slot);
|
|
device_info->phy_id = buffer->PhyNum;
|
|
device_info->port_id = buffer->PhysicalPort;
|
|
device_info->id = buffer->TargetID;
|
|
device_info->phys_disk_num = ~0;
|
|
device_info->channel = buffer->Bus;
|
|
memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64));
|
|
device_info->sas_address = le64_to_cpu(sas_address);
|
|
device_info->device_info =
|
|
le32_to_cpu(buffer->DeviceInfo);
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info,
|
|
u32 form, u32 form_specific)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasExpanderPage0_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int i, error;
|
|
__le64 sas_address;
|
|
|
|
memset(port_info, 0, sizeof(struct mptsas_portinfo));
|
|
hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 0;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = form + form_specific;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
memset(port_info, 0, sizeof(struct mptsas_portinfo));
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
if (!buffer->NumPhys) {
|
|
error = -ENODEV;
|
|
goto out_free_consistent;
|
|
}
|
|
|
|
/* save config data */
|
|
port_info->num_phys = (buffer->NumPhys) ? buffer->NumPhys : 1;
|
|
port_info->phy_info = kcalloc(port_info->num_phys,
|
|
sizeof(struct mptsas_phyinfo), GFP_KERNEL);
|
|
if (!port_info->phy_info) {
|
|
error = -ENOMEM;
|
|
goto out_free_consistent;
|
|
}
|
|
|
|
memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64));
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
port_info->phy_info[i].handle =
|
|
le16_to_cpu(buffer->DevHandle);
|
|
port_info->phy_info[i].identify.sas_address =
|
|
le64_to_cpu(sas_address);
|
|
port_info->phy_info[i].identify.handle_parent =
|
|
le16_to_cpu(buffer->ParentDevHandle);
|
|
}
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
|
|
u32 form, u32 form_specific)
|
|
{
|
|
ConfigExtendedPageHeader_t hdr;
|
|
CONFIGPARMS cfg;
|
|
SasExpanderPage1_t *buffer;
|
|
dma_addr_t dma_handle;
|
|
int error=0;
|
|
|
|
hdr.PageVersion = MPI_SASEXPANDER1_PAGEVERSION;
|
|
hdr.ExtPageLength = 0;
|
|
hdr.PageNumber = 1;
|
|
hdr.Reserved1 = 0;
|
|
hdr.Reserved2 = 0;
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
|
|
hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
|
|
|
|
cfg.cfghdr.ehdr = &hdr;
|
|
cfg.physAddr = -1;
|
|
cfg.pageAddr = form + form_specific;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
cfg.dir = 0; /* read */
|
|
cfg.timeout = 10;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
if (error)
|
|
goto out;
|
|
|
|
if (!hdr.ExtPageLength) {
|
|
error = -ENXIO;
|
|
goto out;
|
|
}
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
&dma_handle);
|
|
if (!buffer) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
error = mpt_config(ioc, &cfg);
|
|
|
|
if (error == MPI_IOCSTATUS_CONFIG_INVALID_PAGE) {
|
|
error = -ENODEV;
|
|
goto out;
|
|
}
|
|
|
|
if (error)
|
|
goto out_free_consistent;
|
|
|
|
|
|
mptsas_print_expander_pg1(ioc, buffer);
|
|
|
|
/* save config data */
|
|
phy_info->phy_id = buffer->PhyIdentifier;
|
|
phy_info->port_id = buffer->PhysicalPort;
|
|
phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate;
|
|
phy_info->programmed_link_rate = buffer->ProgrammedLinkRate;
|
|
phy_info->hw_link_rate = buffer->HwLinkRate;
|
|
phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle);
|
|
phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle);
|
|
|
|
out_free_consistent:
|
|
pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
|
|
buffer, dma_handle);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static void
|
|
mptsas_parse_device_info(struct sas_identify *identify,
|
|
struct mptsas_devinfo *device_info)
|
|
{
|
|
u16 protocols;
|
|
|
|
identify->sas_address = device_info->sas_address;
|
|
identify->phy_identifier = device_info->phy_id;
|
|
|
|
/*
|
|
* Fill in Phy Initiator Port Protocol.
|
|
* Bits 6:3, more than one bit can be set, fall through cases.
|
|
*/
|
|
protocols = device_info->device_info & 0x78;
|
|
identify->initiator_port_protocols = 0;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR)
|
|
identify->initiator_port_protocols |= SAS_PROTOCOL_SSP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR)
|
|
identify->initiator_port_protocols |= SAS_PROTOCOL_STP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR)
|
|
identify->initiator_port_protocols |= SAS_PROTOCOL_SMP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST)
|
|
identify->initiator_port_protocols |= SAS_PROTOCOL_SATA;
|
|
|
|
/*
|
|
* Fill in Phy Target Port Protocol.
|
|
* Bits 10:7, more than one bit can be set, fall through cases.
|
|
*/
|
|
protocols = device_info->device_info & 0x780;
|
|
identify->target_port_protocols = 0;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET)
|
|
identify->target_port_protocols |= SAS_PROTOCOL_SSP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET)
|
|
identify->target_port_protocols |= SAS_PROTOCOL_STP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET)
|
|
identify->target_port_protocols |= SAS_PROTOCOL_SMP;
|
|
if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE)
|
|
identify->target_port_protocols |= SAS_PROTOCOL_SATA;
|
|
|
|
/*
|
|
* Fill in Attached device type.
|
|
*/
|
|
switch (device_info->device_info &
|
|
MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) {
|
|
case MPI_SAS_DEVICE_INFO_NO_DEVICE:
|
|
identify->device_type = SAS_PHY_UNUSED;
|
|
break;
|
|
case MPI_SAS_DEVICE_INFO_END_DEVICE:
|
|
identify->device_type = SAS_END_DEVICE;
|
|
break;
|
|
case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER:
|
|
identify->device_type = SAS_EDGE_EXPANDER_DEVICE;
|
|
break;
|
|
case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER:
|
|
identify->device_type = SAS_FANOUT_EXPANDER_DEVICE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int mptsas_probe_one_phy(struct device *dev,
|
|
struct mptsas_phyinfo *phy_info, int index, int local)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
struct sas_phy *phy;
|
|
struct sas_port *port;
|
|
int error = 0;
|
|
|
|
if (!dev) {
|
|
error = -ENODEV;
|
|
goto out;
|
|
}
|
|
|
|
if (!phy_info->phy) {
|
|
phy = sas_phy_alloc(dev, index);
|
|
if (!phy) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
} else
|
|
phy = phy_info->phy;
|
|
|
|
mptsas_parse_device_info(&phy->identify, &phy_info->identify);
|
|
|
|
/*
|
|
* Set Negotiated link rate.
|
|
*/
|
|
switch (phy_info->negotiated_link_rate) {
|
|
case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED:
|
|
phy->negotiated_linkrate = SAS_PHY_DISABLED;
|
|
break;
|
|
case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION:
|
|
phy->negotiated_linkrate = SAS_LINK_RATE_FAILED;
|
|
break;
|
|
case MPI_SAS_IOUNIT0_RATE_1_5:
|
|
phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS;
|
|
break;
|
|
case MPI_SAS_IOUNIT0_RATE_3_0:
|
|
phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS;
|
|
break;
|
|
case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE:
|
|
case MPI_SAS_IOUNIT0_RATE_UNKNOWN:
|
|
default:
|
|
phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN;
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Set Max hardware link rate.
|
|
*/
|
|
switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) {
|
|
case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5:
|
|
phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
|
|
break;
|
|
case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0:
|
|
phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Set Max programmed link rate.
|
|
*/
|
|
switch (phy_info->programmed_link_rate &
|
|
MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) {
|
|
case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5:
|
|
phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS;
|
|
break;
|
|
case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0:
|
|
phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Set Min hardware link rate.
|
|
*/
|
|
switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) {
|
|
case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5:
|
|
phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
|
|
break;
|
|
case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0:
|
|
phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Set Min programmed link rate.
|
|
*/
|
|
switch (phy_info->programmed_link_rate &
|
|
MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) {
|
|
case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5:
|
|
phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
|
|
break;
|
|
case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0:
|
|
phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (!phy_info->phy) {
|
|
|
|
error = sas_phy_add(phy);
|
|
if (error) {
|
|
sas_phy_free(phy);
|
|
goto out;
|
|
}
|
|
phy_info->phy = phy;
|
|
}
|
|
|
|
if (!phy_info->attached.handle ||
|
|
!phy_info->port_details)
|
|
goto out;
|
|
|
|
port = mptsas_get_port(phy_info);
|
|
ioc = phy_to_ioc(phy_info->phy);
|
|
|
|
if (phy_info->sas_port_add_phy) {
|
|
|
|
if (!port) {
|
|
port = sas_port_alloc_num(dev);
|
|
if (!port) {
|
|
error = -ENOMEM;
|
|
goto out;
|
|
}
|
|
error = sas_port_add(port);
|
|
if (error) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
goto out;
|
|
}
|
|
mptsas_set_port(ioc, phy_info, port);
|
|
devtprintk(ioc, dev_printk(KERN_DEBUG, &port->dev,
|
|
MYIOC_s_FMT "add port %d, sas_addr (0x%llx)\n",
|
|
ioc->name, port->port_identifier,
|
|
(unsigned long long)phy_info->
|
|
attached.sas_address));
|
|
}
|
|
dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"sas_port_add_phy: phy_id=%d\n",
|
|
ioc->name, phy_info->phy_id));
|
|
sas_port_add_phy(port, phy_info->phy);
|
|
phy_info->sas_port_add_phy = 0;
|
|
devtprintk(ioc, dev_printk(KERN_DEBUG, &phy_info->phy->dev,
|
|
MYIOC_s_FMT "add phy %d, phy-obj (0x%p)\n", ioc->name,
|
|
phy_info->phy_id, phy_info->phy));
|
|
}
|
|
if (!mptsas_get_rphy(phy_info) && port && !port->rphy) {
|
|
|
|
struct sas_rphy *rphy;
|
|
struct device *parent;
|
|
struct sas_identify identify;
|
|
|
|
parent = dev->parent->parent;
|
|
/*
|
|
* Let the hotplug_work thread handle processing
|
|
* the adding/removing of devices that occur
|
|
* after start of day.
|
|
*/
|
|
if (mptsas_is_end_device(&phy_info->attached) &&
|
|
phy_info->attached.handle_parent) {
|
|
goto out;
|
|
}
|
|
|
|
mptsas_parse_device_info(&identify, &phy_info->attached);
|
|
if (scsi_is_host_device(parent)) {
|
|
struct mptsas_portinfo *port_info;
|
|
int i;
|
|
|
|
port_info = ioc->hba_port_info;
|
|
|
|
for (i = 0; i < port_info->num_phys; i++)
|
|
if (port_info->phy_info[i].identify.sas_address ==
|
|
identify.sas_address) {
|
|
sas_port_mark_backlink(port);
|
|
goto out;
|
|
}
|
|
|
|
} else if (scsi_is_sas_rphy(parent)) {
|
|
struct sas_rphy *parent_rphy = dev_to_rphy(parent);
|
|
if (identify.sas_address ==
|
|
parent_rphy->identify.sas_address) {
|
|
sas_port_mark_backlink(port);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
switch (identify.device_type) {
|
|
case SAS_END_DEVICE:
|
|
rphy = sas_end_device_alloc(port);
|
|
break;
|
|
case SAS_EDGE_EXPANDER_DEVICE:
|
|
case SAS_FANOUT_EXPANDER_DEVICE:
|
|
rphy = sas_expander_alloc(port, identify.device_type);
|
|
break;
|
|
default:
|
|
rphy = NULL;
|
|
break;
|
|
}
|
|
if (!rphy) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
goto out;
|
|
}
|
|
|
|
rphy->identify = identify;
|
|
error = sas_rphy_add(rphy);
|
|
if (error) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
sas_rphy_free(rphy);
|
|
goto out;
|
|
}
|
|
mptsas_set_rphy(ioc, phy_info, rphy);
|
|
}
|
|
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
mptsas_probe_hba_phys(MPT_ADAPTER *ioc)
|
|
{
|
|
struct mptsas_portinfo *port_info, *hba;
|
|
int error = -ENOMEM, i;
|
|
|
|
hba = kzalloc(sizeof(struct mptsas_portinfo), GFP_KERNEL);
|
|
if (! hba)
|
|
goto out;
|
|
|
|
error = mptsas_sas_io_unit_pg0(ioc, hba);
|
|
if (error)
|
|
goto out_free_port_info;
|
|
|
|
mptsas_sas_io_unit_pg1(ioc);
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
port_info = ioc->hba_port_info;
|
|
if (!port_info) {
|
|
ioc->hba_port_info = port_info = hba;
|
|
ioc->hba_port_num_phy = port_info->num_phys;
|
|
list_add_tail(&port_info->list, &ioc->sas_topology);
|
|
} else {
|
|
for (i = 0; i < hba->num_phys; i++) {
|
|
port_info->phy_info[i].negotiated_link_rate =
|
|
hba->phy_info[i].negotiated_link_rate;
|
|
port_info->phy_info[i].handle =
|
|
hba->phy_info[i].handle;
|
|
port_info->phy_info[i].port_id =
|
|
hba->phy_info[i].port_id;
|
|
}
|
|
kfree(hba->phy_info);
|
|
kfree(hba);
|
|
hba = NULL;
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
#if defined(CPQ_CIM)
|
|
ioc->num_ports = port_info->num_phys;
|
|
#endif
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i],
|
|
(MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER <<
|
|
MPI_SAS_PHY_PGAD_FORM_SHIFT), i);
|
|
port_info->phy_info[i].identify.handle =
|
|
port_info->phy_info[i].handle;
|
|
mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
port_info->phy_info[i].identify.handle);
|
|
if (!ioc->hba_port_sas_addr)
|
|
ioc->hba_port_sas_addr =
|
|
port_info->phy_info[i].identify.sas_address;
|
|
port_info->phy_info[i].identify.phy_id =
|
|
port_info->phy_info[i].phy_id = i;
|
|
if (port_info->phy_info[i].attached.handle)
|
|
mptsas_sas_device_pg0(ioc,
|
|
&port_info->phy_info[i].attached,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
port_info->phy_info[i].attached.handle);
|
|
}
|
|
|
|
mptsas_setup_wide_ports(ioc, port_info);
|
|
|
|
for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++)
|
|
mptsas_probe_one_phy(&ioc->sh->shost_gendev,
|
|
&port_info->phy_info[i], ioc->sas_index, 1);
|
|
|
|
return 0;
|
|
|
|
out_free_port_info:
|
|
kfree(hba);
|
|
out:
|
|
return error;
|
|
}
|
|
|
|
static void
|
|
mptsas_expander_refresh(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info)
|
|
{
|
|
struct mptsas_portinfo *parent;
|
|
struct device *parent_dev;
|
|
struct sas_rphy *rphy;
|
|
int i;
|
|
u64 sas_address; /* expander sas address */
|
|
u32 handle;
|
|
|
|
handle = port_info->phy_info[0].handle;
|
|
sas_address = port_info->phy_info[0].identify.sas_address;
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i],
|
|
(MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM <<
|
|
MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + handle);
|
|
|
|
mptsas_sas_device_pg0(ioc,
|
|
&port_info->phy_info[i].identify,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
port_info->phy_info[i].identify.handle);
|
|
port_info->phy_info[i].identify.phy_id =
|
|
port_info->phy_info[i].phy_id;
|
|
|
|
if (port_info->phy_info[i].attached.handle) {
|
|
mptsas_sas_device_pg0(ioc,
|
|
&port_info->phy_info[i].attached,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
port_info->phy_info[i].attached.handle);
|
|
port_info->phy_info[i].attached.phy_id =
|
|
port_info->phy_info[i].phy_id;
|
|
}
|
|
}
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
parent = mptsas_find_portinfo_by_handle(ioc,
|
|
port_info->phy_info[0].identify.handle_parent);
|
|
if (!parent) {
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return;
|
|
}
|
|
for (i = 0, parent_dev = NULL; i < parent->num_phys && !parent_dev;
|
|
i++) {
|
|
if (parent->phy_info[i].attached.sas_address == sas_address) {
|
|
rphy = mptsas_get_rphy(&parent->phy_info[i]);
|
|
parent_dev = &rphy->dev;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
|
|
mptsas_setup_wide_ports(ioc, port_info);
|
|
for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++)
|
|
mptsas_probe_one_phy(parent_dev, &port_info->phy_info[i],
|
|
ioc->sas_index, 0);
|
|
}
|
|
|
|
static void
|
|
mptsas_expander_event_add(MPT_ADAPTER *ioc,
|
|
MpiEventDataSasExpanderStatusChange_t *expander_data)
|
|
{
|
|
struct mptsas_portinfo *port_info;
|
|
int i;
|
|
__le64 sas_address;
|
|
|
|
port_info = kzalloc(sizeof(struct mptsas_portinfo), GFP_KERNEL);
|
|
if (!port_info)
|
|
BUG();
|
|
port_info->num_phys = (expander_data->NumPhys) ?
|
|
expander_data->NumPhys : 1;
|
|
port_info->phy_info = kcalloc(port_info->num_phys,
|
|
sizeof(struct mptsas_phyinfo), GFP_KERNEL);
|
|
if (!port_info->phy_info)
|
|
BUG();
|
|
memcpy(&sas_address, &expander_data->SASAddress, sizeof(__le64));
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
port_info->phy_info[i].handle =
|
|
le16_to_cpu(expander_data->DevHandle);
|
|
port_info->phy_info[i].identify.sas_address =
|
|
le64_to_cpu(sas_address);
|
|
port_info->phy_info[i].identify.handle_parent =
|
|
le16_to_cpu(expander_data->ParentDevHandle);
|
|
}
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_add_tail(&port_info->list, &ioc->sas_topology);
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
|
|
printk(MYIOC_s_INFO_FMT "add expander: num_phys %d, "
|
|
"sas_addr (0x%llx)\n", ioc->name, port_info->num_phys,
|
|
(unsigned long long)sas_address);
|
|
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
}
|
|
|
|
/**
|
|
* mptsas_delete_expander_siblings - remove siblings attached to expander
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @parent: the parent port_info object
|
|
* @expander: the expander port_info object
|
|
**/
|
|
static void
|
|
mptsas_delete_expander_siblings(MPT_ADAPTER *ioc, struct mptsas_portinfo
|
|
*parent, struct mptsas_portinfo *expander)
|
|
{
|
|
struct mptsas_phyinfo *phy_info;
|
|
struct mptsas_portinfo *port_info;
|
|
struct sas_rphy *rphy;
|
|
int i;
|
|
|
|
phy_info = expander->phy_info;
|
|
for (i = 0; i < expander->num_phys; i++, phy_info++) {
|
|
rphy = mptsas_get_rphy(phy_info);
|
|
if (!rphy)
|
|
continue;
|
|
if (rphy->identify.device_type == SAS_END_DEVICE)
|
|
mptsas_del_end_device(ioc, phy_info);
|
|
}
|
|
|
|
phy_info = expander->phy_info;
|
|
for (i = 0; i < expander->num_phys; i++, phy_info++) {
|
|
rphy = mptsas_get_rphy(phy_info);
|
|
if (!rphy)
|
|
continue;
|
|
if (rphy->identify.device_type ==
|
|
MPI_SAS_DEVICE_INFO_EDGE_EXPANDER ||
|
|
rphy->identify.device_type ==
|
|
MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER) {
|
|
port_info = mptsas_find_portinfo_by_sas_address(ioc,
|
|
rphy->identify.sas_address);
|
|
if (!port_info)
|
|
continue;
|
|
if (port_info == parent) /* backlink rphy */
|
|
continue;
|
|
/*
|
|
Delete this expander even if the expdevpage is exists
|
|
because the parent expander is already deleted
|
|
*/
|
|
mptsas_expander_delete(ioc, port_info, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* mptsas_expander_delete - remove this expander
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @port_info: expander port_info struct
|
|
* @force: Flag to forcefully delete the expander
|
|
*
|
|
**/
|
|
|
|
static void mptsas_expander_delete(MPT_ADAPTER *ioc,
|
|
struct mptsas_portinfo *port_info, u8 force)
|
|
{
|
|
|
|
struct mptsas_portinfo *parent;
|
|
int i;
|
|
u64 expander_sas_address;
|
|
struct mptsas_phyinfo *phy_info;
|
|
struct mptsas_portinfo buffer;
|
|
struct mptsas_portinfo_details *port_details;
|
|
struct sas_port *port;
|
|
|
|
if (!port_info)
|
|
return;
|
|
|
|
/* see if expander is still there before deleting */
|
|
mptsas_sas_expander_pg0(ioc, &buffer,
|
|
(MPI_SAS_EXPAND_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_EXPAND_PGAD_FORM_SHIFT),
|
|
port_info->phy_info[0].identify.handle);
|
|
|
|
if (buffer.num_phys) {
|
|
kfree(buffer.phy_info);
|
|
if (!force)
|
|
return;
|
|
}
|
|
|
|
|
|
/*
|
|
* Obtain the port_info instance to the parent port
|
|
*/
|
|
port_details = NULL;
|
|
expander_sas_address =
|
|
port_info->phy_info[0].identify.sas_address;
|
|
parent = mptsas_find_portinfo_by_handle(ioc,
|
|
port_info->phy_info[0].identify.handle_parent);
|
|
mptsas_delete_expander_siblings(ioc, parent, port_info);
|
|
if (!parent)
|
|
goto out;
|
|
|
|
/*
|
|
* Delete rphys in the parent that point
|
|
* to this expander.
|
|
*/
|
|
phy_info = parent->phy_info;
|
|
port = NULL;
|
|
for (i = 0; i < parent->num_phys; i++, phy_info++) {
|
|
if (!phy_info->phy)
|
|
continue;
|
|
if (phy_info->attached.sas_address !=
|
|
expander_sas_address)
|
|
continue;
|
|
if (!port) {
|
|
port = mptsas_get_port(phy_info);
|
|
port_details = phy_info->port_details;
|
|
}
|
|
dev_printk(KERN_DEBUG, &phy_info->phy->dev,
|
|
MYIOC_s_FMT "delete phy %d, phy-obj (0x%p)\n", ioc->name,
|
|
phy_info->phy_id, phy_info->phy);
|
|
sas_port_delete_phy(port, phy_info->phy);
|
|
}
|
|
if (port) {
|
|
dev_printk(KERN_DEBUG, &port->dev,
|
|
MYIOC_s_FMT "delete port %d, sas_addr (0x%llx)\n",
|
|
ioc->name, port->port_identifier,
|
|
(unsigned long long)expander_sas_address);
|
|
sas_port_delete(port);
|
|
mptsas_port_delete(ioc, port_details);
|
|
}
|
|
out:
|
|
|
|
printk(MYIOC_s_INFO_FMT "delete expander: num_phys %d, "
|
|
"sas_addr (0x%llx)\n", ioc->name, port_info->num_phys,
|
|
(unsigned long long)expander_sas_address);
|
|
|
|
/*
|
|
* free link
|
|
*/
|
|
list_del(&port_info->list);
|
|
kfree(port_info->phy_info);
|
|
kfree(port_info);
|
|
}
|
|
|
|
|
|
/**
|
|
* mptsas_send_expander_event - expanders events
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @expander_data: event data
|
|
*
|
|
*
|
|
* This function handles adding, removing, and refreshing
|
|
* device handles within the expander objects.
|
|
*/
|
|
static void
|
|
mptsas_send_expander_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
MpiEventDataSasExpanderStatusChange_t *expander_data;
|
|
struct mptsas_portinfo *port_info;
|
|
__le64 sas_address;
|
|
int i;
|
|
|
|
ioc = fw_event->ioc;
|
|
expander_data = (MpiEventDataSasExpanderStatusChange_t *)
|
|
fw_event->event_data;
|
|
memcpy(&sas_address, &expander_data->SASAddress, sizeof(__le64));
|
|
port_info = mptsas_find_portinfo_by_sas_address(ioc, sas_address);
|
|
|
|
if (expander_data->ReasonCode == MPI_EVENT_SAS_EXP_RC_ADDED) {
|
|
if (port_info) {
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
port_info->phy_info[i].handle =
|
|
le16_to_cpu(expander_data->DevHandle);
|
|
port_info->phy_info[i].identify.sas_address =
|
|
le64_to_cpu(sas_address);
|
|
port_info->phy_info[i].identify.handle_parent =
|
|
le16_to_cpu(expander_data->ParentDevHandle);
|
|
}
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
} else if (!port_info && expander_data->NumPhys)
|
|
mptsas_expander_event_add(ioc, expander_data);
|
|
} else if (expander_data->ReasonCode ==
|
|
MPI_EVENT_SAS_EXP_RC_NOT_RESPONDING)
|
|
mptsas_expander_delete(ioc, port_info, 0);
|
|
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
|
|
/**
|
|
* mptsas_expander_add -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @handle:
|
|
*
|
|
*/
|
|
struct mptsas_portinfo *
|
|
mptsas_expander_add(MPT_ADAPTER *ioc, u16 handle)
|
|
{
|
|
struct mptsas_portinfo buffer, *port_info;
|
|
int i;
|
|
|
|
if ((mptsas_sas_expander_pg0(ioc, &buffer,
|
|
(MPI_SAS_EXPAND_PGAD_FORM_HANDLE <<
|
|
MPI_SAS_EXPAND_PGAD_FORM_SHIFT), handle)))
|
|
return NULL;
|
|
|
|
port_info = kzalloc(sizeof(struct mptsas_portinfo), GFP_ATOMIC);
|
|
if (!port_info) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
return NULL;
|
|
}
|
|
port_info->num_phys = buffer.num_phys;
|
|
port_info->phy_info = buffer.phy_info;
|
|
for (i = 0; i < port_info->num_phys; i++)
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_add_tail(&port_info->list, &ioc->sas_topology);
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
printk(MYIOC_s_INFO_FMT "add expander: num_phys %d, "
|
|
"sas_addr (0x%llx)\n", ioc->name, port_info->num_phys,
|
|
(unsigned long long)buffer.phy_info[0].identify.sas_address);
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
return port_info;
|
|
}
|
|
|
|
static void
|
|
mptsas_send_link_status_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
MpiEventDataSasPhyLinkStatus_t *link_data;
|
|
struct mptsas_portinfo *port_info;
|
|
struct mptsas_phyinfo *phy_info = NULL;
|
|
__le64 sas_address;
|
|
u8 phy_num;
|
|
u8 link_rate;
|
|
|
|
ioc = fw_event->ioc;
|
|
link_data = (MpiEventDataSasPhyLinkStatus_t *)fw_event->event_data;
|
|
|
|
memcpy(&sas_address, &link_data->SASAddress, sizeof(__le64));
|
|
sas_address = le64_to_cpu(sas_address);
|
|
link_rate = link_data->LinkRates >> 4;
|
|
phy_num = link_data->PhyNum;
|
|
|
|
port_info = mptsas_find_portinfo_by_sas_address(ioc, sas_address);
|
|
if (port_info) {
|
|
phy_info = &port_info->phy_info[phy_num];
|
|
if (phy_info)
|
|
phy_info->negotiated_link_rate = link_rate;
|
|
}
|
|
|
|
if (link_rate == MPI_SAS_IOUNIT0_RATE_1_5 ||
|
|
link_rate == MPI_SAS_IOUNIT0_RATE_3_0) {
|
|
|
|
if (!port_info) {
|
|
if (ioc->old_sas_discovery_protocal) {
|
|
port_info = mptsas_expander_add(ioc,
|
|
le16_to_cpu(link_data->DevHandle));
|
|
if (port_info)
|
|
goto out;
|
|
}
|
|
goto out;
|
|
}
|
|
|
|
if (port_info == ioc->hba_port_info)
|
|
mptsas_probe_hba_phys(ioc);
|
|
else
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
} else if (phy_info && phy_info->phy) {
|
|
if (link_rate == MPI_SAS_IOUNIT0_RATE_PHY_DISABLED)
|
|
phy_info->phy->negotiated_linkrate =
|
|
SAS_PHY_DISABLED;
|
|
else if (link_rate ==
|
|
MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION)
|
|
phy_info->phy->negotiated_linkrate =
|
|
SAS_LINK_RATE_FAILED;
|
|
else
|
|
phy_info->phy->negotiated_linkrate =
|
|
SAS_LINK_RATE_UNKNOWN;
|
|
}
|
|
out:
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
static void
|
|
mptsas_not_responding_devices(MPT_ADAPTER *ioc)
|
|
{
|
|
struct mptsas_portinfo buffer, *port_info;
|
|
struct mptsas_device_info *sas_info;
|
|
struct mptsas_devinfo sas_device;
|
|
u32 handle;
|
|
VirtTarget *vtarget = NULL;
|
|
struct mptsas_phyinfo *phy_info;
|
|
u8 found_expander;
|
|
int retval, retry_count;
|
|
unsigned long flags;
|
|
|
|
mpt_findImVolumes(ioc);
|
|
|
|
spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
|
|
if (ioc->ioc_reset_in_progress) {
|
|
dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: exiting due to a parallel reset \n", ioc->name,
|
|
__func__));
|
|
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
|
|
return;
|
|
}
|
|
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
|
|
|
|
/* devices, logical volumes */
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
redo_device_scan:
|
|
list_for_each_entry(sas_info, &ioc->sas_device_info_list, list) {
|
|
if (sas_info->is_cached)
|
|
continue;
|
|
if (!sas_info->is_logical_volume) {
|
|
sas_device.handle = 0;
|
|
retry_count = 0;
|
|
retry_page:
|
|
retval = mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID
|
|
<< MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(sas_info->fw.channel << 8) +
|
|
sas_info->fw.id);
|
|
|
|
if (sas_device.handle)
|
|
continue;
|
|
if (retval == -EBUSY) {
|
|
spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
|
|
if (ioc->ioc_reset_in_progress) {
|
|
dfailprintk(ioc,
|
|
printk(MYIOC_s_DEBUG_FMT
|
|
"%s: exiting due to reset\n",
|
|
ioc->name, __func__));
|
|
spin_unlock_irqrestore
|
|
(&ioc->taskmgmt_lock, flags);
|
|
mutex_unlock(&ioc->
|
|
sas_device_info_mutex);
|
|
return;
|
|
}
|
|
spin_unlock_irqrestore(&ioc->taskmgmt_lock,
|
|
flags);
|
|
}
|
|
|
|
if (retval && (retval != -ENODEV)) {
|
|
if (retry_count < 10) {
|
|
retry_count++;
|
|
goto retry_page;
|
|
} else {
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s: Config page retry exceeded retry "
|
|
"count deleting device 0x%llx\n",
|
|
ioc->name, __func__,
|
|
sas_info->sas_address));
|
|
}
|
|
}
|
|
|
|
/* delete device */
|
|
vtarget = mptsas_find_vtarget(ioc,
|
|
sas_info->fw.channel, sas_info->fw.id);
|
|
|
|
if (vtarget)
|
|
vtarget->deleted = 1;
|
|
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
sas_info->sas_address);
|
|
|
|
if (phy_info) {
|
|
mptsas_del_end_device(ioc, phy_info);
|
|
goto redo_device_scan;
|
|
}
|
|
} else
|
|
mptsas_volume_delete(ioc, sas_info->fw.id);
|
|
}
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
|
|
/* expanders */
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
redo_expander_scan:
|
|
list_for_each_entry(port_info, &ioc->sas_topology, list) {
|
|
|
|
if (port_info->phy_info &&
|
|
(!(port_info->phy_info[0].identify.device_info &
|
|
MPI_SAS_DEVICE_INFO_SMP_TARGET)))
|
|
continue;
|
|
found_expander = 0;
|
|
handle = 0xFFFF;
|
|
while (!mptsas_sas_expander_pg0(ioc, &buffer,
|
|
(MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE <<
|
|
MPI_SAS_EXPAND_PGAD_FORM_SHIFT), handle) &&
|
|
!found_expander) {
|
|
|
|
handle = buffer.phy_info[0].handle;
|
|
if (buffer.phy_info[0].identify.sas_address ==
|
|
port_info->phy_info[0].identify.sas_address) {
|
|
found_expander = 1;
|
|
}
|
|
kfree(buffer.phy_info);
|
|
}
|
|
|
|
if (!found_expander) {
|
|
mptsas_expander_delete(ioc, port_info, 0);
|
|
goto redo_expander_scan;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
}
|
|
|
|
/**
|
|
* mptsas_probe_expanders - adding expanders
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_probe_expanders(MPT_ADAPTER *ioc)
|
|
{
|
|
struct mptsas_portinfo buffer, *port_info;
|
|
u32 handle;
|
|
int i;
|
|
|
|
handle = 0xFFFF;
|
|
while (!mptsas_sas_expander_pg0(ioc, &buffer,
|
|
(MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE <<
|
|
MPI_SAS_EXPAND_PGAD_FORM_SHIFT), handle)) {
|
|
|
|
handle = buffer.phy_info[0].handle;
|
|
port_info = mptsas_find_portinfo_by_sas_address(ioc,
|
|
buffer.phy_info[0].identify.sas_address);
|
|
|
|
if (port_info) {
|
|
/* refreshing handles */
|
|
for (i = 0; i < buffer.num_phys; i++) {
|
|
port_info->phy_info[i].handle = handle;
|
|
port_info->phy_info[i].identify.handle_parent =
|
|
buffer.phy_info[0].identify.handle_parent;
|
|
}
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
kfree(buffer.phy_info);
|
|
continue;
|
|
}
|
|
|
|
port_info = kzalloc(sizeof(struct mptsas_portinfo), GFP_KERNEL);
|
|
if (!port_info) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: exit at line=%d\n", ioc->name,
|
|
__func__, __LINE__));
|
|
return;
|
|
}
|
|
port_info->num_phys = buffer.num_phys;
|
|
port_info->phy_info = buffer.phy_info;
|
|
for (i = 0; i < port_info->num_phys; i++)
|
|
port_info->phy_info[i].portinfo = port_info;
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_add_tail(&port_info->list, &ioc->sas_topology);
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
printk(MYIOC_s_INFO_FMT "add expander: num_phys %d, "
|
|
"sas_addr (0x%llx)\n", ioc->name, port_info->num_phys,
|
|
(unsigned long long)buffer.phy_info[0].identify.sas_address);
|
|
mptsas_expander_refresh(ioc, port_info);
|
|
}
|
|
}
|
|
|
|
static void
|
|
mptsas_probe_devices(MPT_ADAPTER *ioc)
|
|
{
|
|
u16 handle;
|
|
struct mptsas_devinfo sas_device;
|
|
struct mptsas_phyinfo *phy_info;
|
|
|
|
handle = 0xFFFF;
|
|
while (!(mptsas_sas_device_pg0(ioc, &sas_device,
|
|
MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
|
|
|
|
handle = sas_device.handle;
|
|
|
|
if ((sas_device.device_info &
|
|
(MPI_SAS_DEVICE_INFO_SSP_TARGET |
|
|
MPI_SAS_DEVICE_INFO_STP_TARGET |
|
|
MPI_SAS_DEVICE_INFO_SATA_DEVICE)) == 0)
|
|
continue;
|
|
|
|
phy_info = mptsas_refreshing_device_handles(ioc, &sas_device);
|
|
if (!phy_info)
|
|
continue;
|
|
|
|
if (mptsas_get_rphy(phy_info))
|
|
continue;
|
|
|
|
mptsas_add_end_device(ioc, phy_info);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* mptsas_scan_sas_topology -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @sas_address:
|
|
*
|
|
**/
|
|
static void
|
|
mptsas_scan_sas_topology(MPT_ADAPTER *ioc)
|
|
{
|
|
struct scsi_device *sdev;
|
|
int i;
|
|
|
|
mptsas_probe_hba_phys(ioc);
|
|
mptsas_probe_expanders(ioc);
|
|
mptsas_probe_devices(ioc);
|
|
|
|
/*
|
|
Reporting RAID volumes.
|
|
*/
|
|
if (!ioc->ir_firmware || !ioc->raid_data.pIocPg2 ||
|
|
!ioc->raid_data.pIocPg2->NumActiveVolumes)
|
|
return;
|
|
for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
|
|
sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL,
|
|
ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0);
|
|
if (sdev) {
|
|
scsi_device_put(sdev);
|
|
continue;
|
|
}
|
|
printk(MYIOC_s_INFO_FMT "attaching raid volume, channel %d, "
|
|
"id %d\n", ioc->name, MPTSAS_RAID_CHANNEL,
|
|
ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID);
|
|
scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL,
|
|
ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
mptsas_handle_queue_full_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
EventDataQueueFull_t *qfull_data;
|
|
struct mptsas_device_info *sas_info;
|
|
struct scsi_device *sdev;
|
|
int depth;
|
|
int id = -1;
|
|
int channel = -1;
|
|
int fw_id, fw_channel;
|
|
u16 current_depth;
|
|
|
|
|
|
ioc = fw_event->ioc;
|
|
qfull_data = (EventDataQueueFull_t *)fw_event->event_data;
|
|
fw_id = qfull_data->TargetID;
|
|
fw_channel = qfull_data->Bus;
|
|
current_depth = le16_to_cpu(qfull_data->CurrentDepth);
|
|
|
|
/* if hidden raid component, look for the volume id */
|
|
mutex_lock(&ioc->sas_device_info_mutex);
|
|
if (mptscsih_is_phys_disk(ioc, fw_channel, fw_id)) {
|
|
list_for_each_entry(sas_info, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (sas_info->is_cached ||
|
|
sas_info->is_logical_volume)
|
|
continue;
|
|
if (sas_info->is_hidden_raid_component &&
|
|
(sas_info->fw.channel == fw_channel &&
|
|
sas_info->fw.id == fw_id)) {
|
|
id = sas_info->volume_id;
|
|
channel = MPTSAS_RAID_CHANNEL;
|
|
goto out;
|
|
}
|
|
}
|
|
} else {
|
|
list_for_each_entry(sas_info, &ioc->sas_device_info_list,
|
|
list) {
|
|
if (sas_info->is_cached ||
|
|
sas_info->is_hidden_raid_component ||
|
|
sas_info->is_logical_volume)
|
|
continue;
|
|
if (sas_info->fw.channel == fw_channel &&
|
|
sas_info->fw.id == fw_id) {
|
|
id = sas_info->os.id;
|
|
channel = sas_info->os.channel;
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
out:
|
|
mutex_unlock(&ioc->sas_device_info_mutex);
|
|
|
|
if (id != -1) {
|
|
shost_for_each_device(sdev, ioc->sh) {
|
|
if (sdev->id == id && sdev->channel == channel) {
|
|
if (current_depth > sdev->queue_depth) {
|
|
sdev_printk(KERN_INFO, sdev,
|
|
"strange observation, the queue "
|
|
"depth is (%d) meanwhile fw queue "
|
|
"depth (%d)\n", sdev->queue_depth,
|
|
current_depth);
|
|
continue;
|
|
}
|
|
depth = scsi_track_queue_full(sdev,
|
|
current_depth - 1);
|
|
if (depth > 0)
|
|
sdev_printk(KERN_INFO, sdev,
|
|
"Queue depth reduced to (%d)\n",
|
|
depth);
|
|
else if (depth < 0)
|
|
sdev_printk(KERN_INFO, sdev,
|
|
"Tagged Command Queueing is being "
|
|
"disabled\n");
|
|
else if (depth == 0)
|
|
sdev_printk(KERN_INFO, sdev,
|
|
"Queue depth not changed yet\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
|
|
static struct mptsas_phyinfo *
|
|
mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address)
|
|
{
|
|
struct mptsas_portinfo *port_info;
|
|
struct mptsas_phyinfo *phy_info = NULL;
|
|
int i;
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(port_info, &ioc->sas_topology, list) {
|
|
for (i = 0; i < port_info->num_phys; i++) {
|
|
if (!mptsas_is_end_device(
|
|
&port_info->phy_info[i].attached))
|
|
continue;
|
|
if (port_info->phy_info[i].attached.sas_address
|
|
!= sas_address)
|
|
continue;
|
|
phy_info = &port_info->phy_info[i];
|
|
break;
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return phy_info;
|
|
}
|
|
|
|
/**
|
|
* mptsas_find_phyinfo_by_phys_disk_num -
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @phys_disk_num:
|
|
* @channel:
|
|
* @id:
|
|
*
|
|
**/
|
|
static struct mptsas_phyinfo *
|
|
mptsas_find_phyinfo_by_phys_disk_num(MPT_ADAPTER *ioc, u8 phys_disk_num,
|
|
u8 channel, u8 id)
|
|
{
|
|
struct mptsas_phyinfo *phy_info = NULL;
|
|
struct mptsas_portinfo *port_info;
|
|
RaidPhysDiskPage1_t *phys_disk = NULL;
|
|
int num_paths;
|
|
u64 sas_address = 0;
|
|
int i;
|
|
|
|
phy_info = NULL;
|
|
if (!ioc->raid_data.pIocPg3)
|
|
return NULL;
|
|
/* dual port support */
|
|
num_paths = mpt_raid_phys_disk_get_num_paths(ioc, phys_disk_num);
|
|
if (!num_paths)
|
|
goto out;
|
|
phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) +
|
|
(num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL);
|
|
if (!phys_disk)
|
|
goto out;
|
|
mpt_raid_phys_disk_pg1(ioc, phys_disk_num, phys_disk);
|
|
for (i = 0; i < num_paths; i++) {
|
|
if ((phys_disk->Path[i].Flags & 1) != 0)
|
|
/* entry no longer valid */
|
|
continue;
|
|
if ((id == phys_disk->Path[i].PhysDiskID) &&
|
|
(channel == phys_disk->Path[i].PhysDiskBus)) {
|
|
memcpy(&sas_address, &phys_disk->Path[i].WWID,
|
|
sizeof(u64));
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
sas_address);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
out:
|
|
kfree(phys_disk);
|
|
if (phy_info)
|
|
return phy_info;
|
|
|
|
/*
|
|
* Extra code to handle RAID0 case, where the sas_address is not updated
|
|
* in phys_disk_page_1 when hotswapped
|
|
*/
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry(port_info, &ioc->sas_topology, list) {
|
|
for (i = 0; i < port_info->num_phys && !phy_info; i++) {
|
|
if (!mptsas_is_end_device(
|
|
&port_info->phy_info[i].attached))
|
|
continue;
|
|
if (port_info->phy_info[i].attached.phys_disk_num == ~0)
|
|
continue;
|
|
if ((port_info->phy_info[i].attached.phys_disk_num ==
|
|
phys_disk_num) &&
|
|
(port_info->phy_info[i].attached.id == id) &&
|
|
(port_info->phy_info[i].attached.channel ==
|
|
channel))
|
|
phy_info = &port_info->phy_info[i];
|
|
}
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
return phy_info;
|
|
}
|
|
|
|
static void
|
|
mptsas_reprobe_lun(struct scsi_device *sdev, void *data)
|
|
{
|
|
int rc;
|
|
|
|
sdev->no_uld_attach = data ? 1 : 0;
|
|
rc = scsi_device_reprobe(sdev);
|
|
}
|
|
|
|
static void
|
|
mptsas_reprobe_target(struct scsi_target *starget, int uld_attach)
|
|
{
|
|
starget_for_each_device(starget, uld_attach ? (void *)1 : NULL,
|
|
mptsas_reprobe_lun);
|
|
}
|
|
|
|
static void
|
|
mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id)
|
|
{
|
|
CONFIGPARMS cfg;
|
|
ConfigPageHeader_t hdr;
|
|
dma_addr_t dma_handle;
|
|
pRaidVolumePage0_t buffer = NULL;
|
|
RaidPhysDiskPage0_t phys_disk;
|
|
int i;
|
|
struct mptsas_phyinfo *phy_info;
|
|
struct mptsas_devinfo sas_device;
|
|
|
|
memset(&cfg, 0 , sizeof(CONFIGPARMS));
|
|
memset(&hdr, 0 , sizeof(ConfigPageHeader_t));
|
|
hdr.PageType = MPI_CONFIG_PAGETYPE_RAID_VOLUME;
|
|
cfg.pageAddr = (channel << 8) + id;
|
|
cfg.cfghdr.hdr = &hdr;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
|
|
|
|
if (mpt_config(ioc, &cfg) != 0)
|
|
goto out;
|
|
|
|
if (!hdr.PageLength)
|
|
goto out;
|
|
|
|
buffer = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4,
|
|
&dma_handle);
|
|
|
|
if (!buffer)
|
|
goto out;
|
|
|
|
cfg.physAddr = dma_handle;
|
|
cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
|
|
|
|
if (mpt_config(ioc, &cfg) != 0)
|
|
goto out;
|
|
|
|
if (!(buffer->VolumeStatus.Flags &
|
|
MPI_RAIDVOL0_STATUS_FLAG_VOLUME_INACTIVE))
|
|
goto out;
|
|
|
|
if (!buffer->NumPhysDisks)
|
|
goto out;
|
|
|
|
for (i = 0; i < buffer->NumPhysDisks; i++) {
|
|
|
|
if (mpt_raid_phys_disk_pg0(ioc,
|
|
buffer->PhysDisk[i].PhysDiskNum, &phys_disk) != 0)
|
|
continue;
|
|
|
|
if (mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(phys_disk.PhysDiskBus << 8) +
|
|
phys_disk.PhysDiskID))
|
|
continue;
|
|
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
sas_device.sas_address);
|
|
mptsas_add_end_device(ioc, phy_info);
|
|
}
|
|
|
|
out:
|
|
if (buffer)
|
|
pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, buffer,
|
|
dma_handle);
|
|
}
|
|
/*
|
|
* Work queue thread to handle SAS hotplug events
|
|
*/
|
|
static void
|
|
mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
|
|
struct mptsas_hotplug_event *hot_plug_info)
|
|
{
|
|
struct mptsas_phyinfo *phy_info;
|
|
struct scsi_target * starget;
|
|
struct mptsas_devinfo sas_device;
|
|
VirtTarget *vtarget;
|
|
int i;
|
|
|
|
switch (hot_plug_info->event_type) {
|
|
|
|
case MPTSAS_ADD_PHYSDISK:
|
|
|
|
if (!ioc->raid_data.pIocPg2)
|
|
break;
|
|
|
|
for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
|
|
if (ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID ==
|
|
hot_plug_info->id) {
|
|
printk(MYIOC_s_WARN_FMT "firmware bug: unable "
|
|
"to add hidden disk - target_id matchs "
|
|
"volume_id\n", ioc->name);
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
}
|
|
mpt_findImVolumes(ioc);
|
|
|
|
case MPTSAS_ADD_DEVICE:
|
|
memset(&sas_device, 0, sizeof(struct mptsas_devinfo));
|
|
mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(hot_plug_info->channel << 8) +
|
|
hot_plug_info->id);
|
|
|
|
if (!sas_device.handle)
|
|
return;
|
|
|
|
phy_info = mptsas_refreshing_device_handles(ioc, &sas_device);
|
|
if (!phy_info)
|
|
break;
|
|
|
|
if (mptsas_get_rphy(phy_info))
|
|
break;
|
|
|
|
mptsas_add_end_device(ioc, phy_info);
|
|
break;
|
|
|
|
case MPTSAS_DEL_DEVICE:
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
hot_plug_info->sas_address);
|
|
mptsas_del_end_device(ioc, phy_info);
|
|
break;
|
|
|
|
case MPTSAS_DEL_PHYSDISK:
|
|
|
|
mpt_findImVolumes(ioc);
|
|
|
|
phy_info = mptsas_find_phyinfo_by_phys_disk_num(
|
|
ioc, hot_plug_info->phys_disk_num,
|
|
hot_plug_info->channel,
|
|
hot_plug_info->id);
|
|
mptsas_del_end_device(ioc, phy_info);
|
|
break;
|
|
|
|
case MPTSAS_ADD_PHYSDISK_REPROBE:
|
|
|
|
if (mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(hot_plug_info->channel << 8) + hot_plug_info->id)) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(
|
|
ioc, sas_device.sas_address);
|
|
|
|
if (!phy_info) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
starget = mptsas_get_starget(phy_info);
|
|
if (!starget) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
vtarget = starget->hostdata;
|
|
if (!vtarget) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
mpt_findImVolumes(ioc);
|
|
|
|
starget_printk(KERN_INFO, starget, MYIOC_s_FMT "RAID Hidding: "
|
|
"fw_channel=%d, fw_id=%d, physdsk %d, sas_addr 0x%llx\n",
|
|
ioc->name, hot_plug_info->channel, hot_plug_info->id,
|
|
hot_plug_info->phys_disk_num, (unsigned long long)
|
|
sas_device.sas_address);
|
|
|
|
vtarget->id = hot_plug_info->phys_disk_num;
|
|
vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
|
|
phy_info->attached.phys_disk_num = hot_plug_info->phys_disk_num;
|
|
mptsas_reprobe_target(starget, 1);
|
|
break;
|
|
|
|
case MPTSAS_DEL_PHYSDISK_REPROBE:
|
|
|
|
if (mptsas_sas_device_pg0(ioc, &sas_device,
|
|
(MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID <<
|
|
MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
|
|
(hot_plug_info->channel << 8) + hot_plug_info->id)) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n",
|
|
ioc->name, __func__,
|
|
hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
|
|
sas_device.sas_address);
|
|
if (!phy_info) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
starget = mptsas_get_starget(phy_info);
|
|
if (!starget) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
vtarget = starget->hostdata;
|
|
if (!vtarget) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
if (!(vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT)) {
|
|
dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"%s: fw_id=%d exit at line=%d\n", ioc->name,
|
|
__func__, hot_plug_info->id, __LINE__));
|
|
break;
|
|
}
|
|
|
|
mpt_findImVolumes(ioc);
|
|
|
|
starget_printk(KERN_INFO, starget, MYIOC_s_FMT "RAID Exposing:"
|
|
" fw_channel=%d, fw_id=%d, physdsk %d, sas_addr 0x%llx\n",
|
|
ioc->name, hot_plug_info->channel, hot_plug_info->id,
|
|
hot_plug_info->phys_disk_num, (unsigned long long)
|
|
sas_device.sas_address);
|
|
|
|
vtarget->tflags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT;
|
|
vtarget->id = hot_plug_info->id;
|
|
phy_info->attached.phys_disk_num = ~0;
|
|
mptsas_reprobe_target(starget, 0);
|
|
mptsas_add_device_component_by_fw(ioc,
|
|
hot_plug_info->channel, hot_plug_info->id);
|
|
break;
|
|
|
|
case MPTSAS_ADD_RAID:
|
|
|
|
mpt_findImVolumes(ioc);
|
|
printk(MYIOC_s_INFO_FMT "attaching raid volume, channel %d, "
|
|
"id %d\n", ioc->name, MPTSAS_RAID_CHANNEL,
|
|
hot_plug_info->id);
|
|
scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL,
|
|
hot_plug_info->id, 0);
|
|
break;
|
|
|
|
case MPTSAS_DEL_RAID:
|
|
|
|
mpt_findImVolumes(ioc);
|
|
printk(MYIOC_s_INFO_FMT "removing raid volume, channel %d, "
|
|
"id %d\n", ioc->name, MPTSAS_RAID_CHANNEL,
|
|
hot_plug_info->id);
|
|
scsi_remove_device(hot_plug_info->sdev);
|
|
scsi_device_put(hot_plug_info->sdev);
|
|
break;
|
|
|
|
case MPTSAS_ADD_INACTIVE_VOLUME:
|
|
|
|
mpt_findImVolumes(ioc);
|
|
mptsas_adding_inactive_raid_components(ioc,
|
|
hot_plug_info->channel, hot_plug_info->id);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
static void
|
|
mptsas_send_sas_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
struct mptsas_hotplug_event hot_plug_info;
|
|
EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data;
|
|
u32 device_info;
|
|
u64 sas_address;
|
|
|
|
ioc = fw_event->ioc;
|
|
sas_event_data = (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)
|
|
fw_event->event_data;
|
|
device_info = le32_to_cpu(sas_event_data->DeviceInfo);
|
|
|
|
if ((device_info &
|
|
(MPI_SAS_DEVICE_INFO_SSP_TARGET |
|
|
MPI_SAS_DEVICE_INFO_STP_TARGET |
|
|
MPI_SAS_DEVICE_INFO_SATA_DEVICE)) == 0) {
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
|
|
if (sas_event_data->ReasonCode ==
|
|
MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED) {
|
|
mptbase_sas_persist_operation(ioc,
|
|
MPI_SAS_OP_CLEAR_NOT_PRESENT);
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
|
|
switch (sas_event_data->ReasonCode) {
|
|
case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING:
|
|
case MPI_EVENT_SAS_DEV_STAT_RC_ADDED:
|
|
memset(&hot_plug_info, 0, sizeof(struct mptsas_hotplug_event));
|
|
hot_plug_info.handle = le16_to_cpu(sas_event_data->DevHandle);
|
|
hot_plug_info.channel = sas_event_data->Bus;
|
|
hot_plug_info.id = sas_event_data->TargetID;
|
|
hot_plug_info.phy_id = sas_event_data->PhyNum;
|
|
memcpy(&sas_address, &sas_event_data->SASAddress,
|
|
sizeof(u64));
|
|
hot_plug_info.sas_address = le64_to_cpu(sas_address);
|
|
hot_plug_info.device_info = device_info;
|
|
if (sas_event_data->ReasonCode &
|
|
MPI_EVENT_SAS_DEV_STAT_RC_ADDED)
|
|
hot_plug_info.event_type = MPTSAS_ADD_DEVICE;
|
|
else
|
|
hot_plug_info.event_type = MPTSAS_DEL_DEVICE;
|
|
mptsas_hotplug_work(ioc, fw_event, &hot_plug_info);
|
|
break;
|
|
|
|
case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED:
|
|
mptbase_sas_persist_operation(ioc,
|
|
MPI_SAS_OP_CLEAR_NOT_PRESENT);
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
break;
|
|
|
|
case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA:
|
|
/* TODO */
|
|
case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET:
|
|
/* TODO */
|
|
default:
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
mptsas_send_raid_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
EVENT_DATA_RAID *raid_event_data;
|
|
struct mptsas_hotplug_event hot_plug_info;
|
|
int status;
|
|
int state;
|
|
struct scsi_device *sdev = NULL;
|
|
VirtDevice *vdevice = NULL;
|
|
RaidPhysDiskPage0_t phys_disk;
|
|
|
|
ioc = fw_event->ioc;
|
|
raid_event_data = (EVENT_DATA_RAID *)fw_event->event_data;
|
|
status = le32_to_cpu(raid_event_data->SettingsStatus);
|
|
state = (status >> 8) & 0xff;
|
|
|
|
memset(&hot_plug_info, 0, sizeof(struct mptsas_hotplug_event));
|
|
hot_plug_info.id = raid_event_data->VolumeID;
|
|
hot_plug_info.channel = raid_event_data->VolumeBus;
|
|
hot_plug_info.phys_disk_num = raid_event_data->PhysDiskNum;
|
|
|
|
if (raid_event_data->ReasonCode == MPI_EVENT_RAID_RC_VOLUME_DELETED ||
|
|
raid_event_data->ReasonCode == MPI_EVENT_RAID_RC_VOLUME_CREATED ||
|
|
raid_event_data->ReasonCode ==
|
|
MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED) {
|
|
sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL,
|
|
hot_plug_info.id, 0);
|
|
hot_plug_info.sdev = sdev;
|
|
if (sdev)
|
|
vdevice = sdev->hostdata;
|
|
}
|
|
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Entering %s: "
|
|
"ReasonCode=%02x\n", ioc->name, __func__,
|
|
raid_event_data->ReasonCode));
|
|
|
|
switch (raid_event_data->ReasonCode) {
|
|
case MPI_EVENT_RAID_RC_PHYSDISK_DELETED:
|
|
hot_plug_info.event_type = MPTSAS_DEL_PHYSDISK_REPROBE;
|
|
break;
|
|
case MPI_EVENT_RAID_RC_PHYSDISK_CREATED:
|
|
hot_plug_info.event_type = MPTSAS_ADD_PHYSDISK_REPROBE;
|
|
break;
|
|
case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED:
|
|
switch (state) {
|
|
case MPI_PD_STATE_ONLINE:
|
|
case MPI_PD_STATE_NOT_COMPATIBLE:
|
|
mpt_raid_phys_disk_pg0(ioc,
|
|
raid_event_data->PhysDiskNum, &phys_disk);
|
|
hot_plug_info.id = phys_disk.PhysDiskID;
|
|
hot_plug_info.channel = phys_disk.PhysDiskBus;
|
|
hot_plug_info.event_type = MPTSAS_ADD_PHYSDISK;
|
|
break;
|
|
case MPI_PD_STATE_FAILED:
|
|
case MPI_PD_STATE_MISSING:
|
|
case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST:
|
|
case MPI_PD_STATE_FAILED_AT_HOST_REQUEST:
|
|
case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON:
|
|
hot_plug_info.event_type = MPTSAS_DEL_PHYSDISK;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case MPI_EVENT_RAID_RC_VOLUME_DELETED:
|
|
if (!sdev)
|
|
break;
|
|
vdevice->vtarget->deleted = 1; /* block IO */
|
|
hot_plug_info.event_type = MPTSAS_DEL_RAID;
|
|
break;
|
|
case MPI_EVENT_RAID_RC_VOLUME_CREATED:
|
|
if (sdev) {
|
|
scsi_device_put(sdev);
|
|
break;
|
|
}
|
|
hot_plug_info.event_type = MPTSAS_ADD_RAID;
|
|
break;
|
|
case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED:
|
|
if (!(status & MPI_RAIDVOL0_STATUS_FLAG_ENABLED)) {
|
|
if (!sdev)
|
|
break;
|
|
vdevice->vtarget->deleted = 1; /* block IO */
|
|
hot_plug_info.event_type = MPTSAS_DEL_RAID;
|
|
break;
|
|
}
|
|
switch (state) {
|
|
case MPI_RAIDVOL0_STATUS_STATE_FAILED:
|
|
case MPI_RAIDVOL0_STATUS_STATE_MISSING:
|
|
if (!sdev)
|
|
break;
|
|
vdevice->vtarget->deleted = 1; /* block IO */
|
|
hot_plug_info.event_type = MPTSAS_DEL_RAID;
|
|
break;
|
|
case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL:
|
|
case MPI_RAIDVOL0_STATUS_STATE_DEGRADED:
|
|
if (sdev) {
|
|
scsi_device_put(sdev);
|
|
break;
|
|
}
|
|
hot_plug_info.event_type = MPTSAS_ADD_RAID;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (hot_plug_info.event_type != MPTSAS_IGNORE_EVENT)
|
|
mptsas_hotplug_work(ioc, fw_event, &hot_plug_info);
|
|
else
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
/**
|
|
* mptsas_issue_tm - send mptsas internal tm request
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @type: Task Management type
|
|
* @channel: channel number for task management
|
|
* @id: Logical Target ID for reset (if appropriate)
|
|
* @lun: Logical unit for reset (if appropriate)
|
|
* @task_context: Context for the task to be aborted
|
|
* @timeout: timeout for task management control
|
|
*
|
|
* return 0 on success and -1 on failure:
|
|
*
|
|
*/
|
|
static int
|
|
mptsas_issue_tm(MPT_ADAPTER *ioc, u8 type, u8 channel, u8 id, u64 lun,
|
|
int task_context, ulong timeout, u8 *issue_reset)
|
|
{
|
|
MPT_FRAME_HDR *mf;
|
|
SCSITaskMgmt_t *pScsiTm;
|
|
int retval;
|
|
unsigned long timeleft;
|
|
|
|
*issue_reset = 0;
|
|
mf = mpt_get_msg_frame(mptsasDeviceResetCtx, ioc);
|
|
if (mf == NULL) {
|
|
retval = -1; /* return failure */
|
|
dtmprintk(ioc, printk(MYIOC_s_WARN_FMT "TaskMgmt request: no "
|
|
"msg frames!!\n", ioc->name));
|
|
goto out;
|
|
}
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request: mr = %p, "
|
|
"task_type = 0x%02X,\n\t timeout = %ld, fw_channel = %d, "
|
|
"fw_id = %d, lun = %lld,\n\t task_context = 0x%x\n", ioc->name, mf,
|
|
type, timeout, channel, id, (unsigned long long)lun,
|
|
task_context));
|
|
|
|
pScsiTm = (SCSITaskMgmt_t *) mf;
|
|
memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t));
|
|
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
|
|
pScsiTm->TaskType = type;
|
|
pScsiTm->MsgFlags = 0;
|
|
pScsiTm->TargetID = id;
|
|
pScsiTm->Bus = channel;
|
|
pScsiTm->ChainOffset = 0;
|
|
pScsiTm->Reserved = 0;
|
|
pScsiTm->Reserved1 = 0;
|
|
pScsiTm->TaskMsgContext = task_context;
|
|
int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN);
|
|
|
|
INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
|
|
CLEAR_MGMT_STATUS(ioc->internal_cmds.status)
|
|
retval = 0;
|
|
mpt_put_msg_frame_hi_pri(mptsasDeviceResetCtx, ioc, mf);
|
|
|
|
/* Now wait for the command to complete */
|
|
timeleft = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done,
|
|
timeout*HZ);
|
|
if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
|
|
retval = -1; /* return failure */
|
|
dtmprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"TaskMgmt request: TIMED OUT!(mr=%p)\n", ioc->name, mf));
|
|
mpt_free_msg_frame(ioc, mf);
|
|
if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
|
|
goto out;
|
|
*issue_reset = 1;
|
|
goto out;
|
|
}
|
|
|
|
if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
|
|
retval = -1; /* return failure */
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"TaskMgmt request: failed with no reply\n", ioc->name));
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
|
|
return retval;
|
|
}
|
|
|
|
/**
|
|
* mptsas_broadcast_primative_work - Handle broadcast primitives
|
|
* @work: work queue payload containing info describing the event
|
|
*
|
|
* this will be handled in workqueue context.
|
|
*/
|
|
static void
|
|
mptsas_broadcast_primative_work(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc = fw_event->ioc;
|
|
MPT_FRAME_HDR *mf;
|
|
VirtDevice *vdevice;
|
|
int ii;
|
|
struct scsi_cmnd *sc;
|
|
SCSITaskMgmtReply_t *pScsiTmReply;
|
|
u8 issue_reset;
|
|
int task_context;
|
|
u8 channel, id;
|
|
int lun;
|
|
u32 termination_count;
|
|
u32 query_count;
|
|
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s - enter\n", ioc->name, __func__));
|
|
|
|
mutex_lock(&ioc->taskmgmt_cmds.mutex);
|
|
if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
|
|
mutex_unlock(&ioc->taskmgmt_cmds.mutex);
|
|
mptsas_requeue_fw_event(ioc, fw_event, 1000);
|
|
return;
|
|
}
|
|
|
|
issue_reset = 0;
|
|
termination_count = 0;
|
|
query_count = 0;
|
|
mpt_findImVolumes(ioc);
|
|
pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply;
|
|
|
|
for (ii = 0; ii < ioc->req_depth; ii++) {
|
|
if (ioc->fw_events_off)
|
|
goto out;
|
|
sc = mptscsih_get_scsi_lookup(ioc, ii);
|
|
if (!sc)
|
|
continue;
|
|
mf = MPT_INDEX_2_MFPTR(ioc, ii);
|
|
if (!mf)
|
|
continue;
|
|
task_context = mf->u.frame.hwhdr.msgctxu.MsgContext;
|
|
vdevice = sc->device->hostdata;
|
|
if (!vdevice || !vdevice->vtarget)
|
|
continue;
|
|
if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT)
|
|
continue; /* skip hidden raid components */
|
|
if (vdevice->vtarget->raidVolume)
|
|
continue; /* skip hidden raid components */
|
|
channel = vdevice->vtarget->channel;
|
|
id = vdevice->vtarget->id;
|
|
lun = vdevice->lun;
|
|
if (mptsas_issue_tm(ioc, MPI_SCSITASKMGMT_TASKTYPE_QUERY_TASK,
|
|
channel, id, (u64)lun, task_context, 30, &issue_reset))
|
|
goto out;
|
|
query_count++;
|
|
termination_count +=
|
|
le32_to_cpu(pScsiTmReply->TerminationCount);
|
|
if ((pScsiTmReply->IOCStatus == MPI_IOCSTATUS_SUCCESS) &&
|
|
(pScsiTmReply->ResponseCode ==
|
|
MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
|
|
pScsiTmReply->ResponseCode ==
|
|
MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC))
|
|
continue;
|
|
if (mptsas_issue_tm(ioc,
|
|
MPI_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET,
|
|
channel, id, (u64)lun, 0, 30, &issue_reset))
|
|
goto out;
|
|
termination_count +=
|
|
le32_to_cpu(pScsiTmReply->TerminationCount);
|
|
}
|
|
|
|
out:
|
|
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"%s - exit, query_count = %d termination_count = %d\n",
|
|
ioc->name, __func__, query_count, termination_count));
|
|
|
|
ioc->broadcast_aen_busy = 0;
|
|
mpt_clear_taskmgmt_in_progress_flag(ioc);
|
|
mutex_unlock(&ioc->taskmgmt_cmds.mutex);
|
|
|
|
if (issue_reset) {
|
|
printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
|
|
ioc->name, __func__);
|
|
mpt_HardResetHandler(ioc, CAN_SLEEP);
|
|
}
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
}
|
|
|
|
/*
|
|
* mptsas_send_ir2_event - handle exposing hidden disk when
|
|
* an inactive raid volume is added
|
|
*
|
|
* @ioc: Pointer to MPT_ADAPTER structure
|
|
* @ir2_data
|
|
*
|
|
*/
|
|
static void
|
|
mptsas_send_ir2_event(struct fw_event_work *fw_event)
|
|
{
|
|
MPT_ADAPTER *ioc;
|
|
struct mptsas_hotplug_event hot_plug_info;
|
|
MPI_EVENT_DATA_IR2 *ir2_data;
|
|
u8 reasonCode;
|
|
RaidPhysDiskPage0_t phys_disk;
|
|
|
|
ioc = fw_event->ioc;
|
|
ir2_data = (MPI_EVENT_DATA_IR2 *)fw_event->event_data;
|
|
reasonCode = ir2_data->ReasonCode;
|
|
|
|
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Entering %s: "
|
|
"ReasonCode=%02x\n", ioc->name, __func__, reasonCode));
|
|
|
|
memset(&hot_plug_info, 0, sizeof(struct mptsas_hotplug_event));
|
|
hot_plug_info.id = ir2_data->TargetID;
|
|
hot_plug_info.channel = ir2_data->Bus;
|
|
switch (reasonCode) {
|
|
case MPI_EVENT_IR2_RC_FOREIGN_CFG_DETECTED:
|
|
hot_plug_info.event_type = MPTSAS_ADD_INACTIVE_VOLUME;
|
|
break;
|
|
case MPI_EVENT_IR2_RC_DUAL_PORT_REMOVED:
|
|
hot_plug_info.phys_disk_num = ir2_data->PhysDiskNum;
|
|
hot_plug_info.event_type = MPTSAS_DEL_PHYSDISK;
|
|
break;
|
|
case MPI_EVENT_IR2_RC_DUAL_PORT_ADDED:
|
|
hot_plug_info.phys_disk_num = ir2_data->PhysDiskNum;
|
|
mpt_raid_phys_disk_pg0(ioc,
|
|
ir2_data->PhysDiskNum, &phys_disk);
|
|
hot_plug_info.id = phys_disk.PhysDiskID;
|
|
hot_plug_info.event_type = MPTSAS_ADD_PHYSDISK;
|
|
break;
|
|
default:
|
|
mptsas_free_fw_event(ioc, fw_event);
|
|
return;
|
|
}
|
|
mptsas_hotplug_work(ioc, fw_event, &hot_plug_info);
|
|
}
|
|
|
|
static int
|
|
mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply)
|
|
{
|
|
u32 event = le32_to_cpu(reply->Event);
|
|
int sz, event_data_sz;
|
|
struct fw_event_work *fw_event;
|
|
unsigned long delay;
|
|
|
|
/* events turned off due to host reset or driver unloading */
|
|
if (ioc->fw_events_off)
|
|
return 0;
|
|
|
|
delay = msecs_to_jiffies(1);
|
|
switch (event) {
|
|
case MPI_EVENT_SAS_BROADCAST_PRIMITIVE:
|
|
{
|
|
EVENT_DATA_SAS_BROADCAST_PRIMITIVE *broadcast_event_data =
|
|
(EVENT_DATA_SAS_BROADCAST_PRIMITIVE *)reply->Data;
|
|
if (broadcast_event_data->Primitive !=
|
|
MPI_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT)
|
|
return 0;
|
|
if (ioc->broadcast_aen_busy)
|
|
return 0;
|
|
ioc->broadcast_aen_busy = 1;
|
|
break;
|
|
}
|
|
case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
|
|
{
|
|
EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data =
|
|
(EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data;
|
|
|
|
if (sas_event_data->ReasonCode ==
|
|
MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING) {
|
|
mptsas_target_reset_queue(ioc, sas_event_data);
|
|
return 0;
|
|
}
|
|
break;
|
|
}
|
|
case MPI_EVENT_SAS_EXPANDER_STATUS_CHANGE:
|
|
{
|
|
MpiEventDataSasExpanderStatusChange_t *expander_data =
|
|
(MpiEventDataSasExpanderStatusChange_t *)reply->Data;
|
|
|
|
if (ioc->old_sas_discovery_protocal)
|
|
return 0;
|
|
|
|
if (expander_data->ReasonCode ==
|
|
MPI_EVENT_SAS_EXP_RC_NOT_RESPONDING &&
|
|
ioc->device_missing_delay)
|
|
delay = HZ * ioc->device_missing_delay;
|
|
break;
|
|
}
|
|
case MPI_EVENT_SAS_DISCOVERY:
|
|
{
|
|
u32 discovery_status;
|
|
EventDataSasDiscovery_t *discovery_data =
|
|
(EventDataSasDiscovery_t *)reply->Data;
|
|
|
|
discovery_status = le32_to_cpu(discovery_data->DiscoveryStatus);
|
|
ioc->sas_discovery_quiesce_io = discovery_status ? 1 : 0;
|
|
if (ioc->old_sas_discovery_protocal && !discovery_status)
|
|
mptsas_queue_rescan(ioc);
|
|
return 0;
|
|
}
|
|
case MPI_EVENT_INTEGRATED_RAID:
|
|
case MPI_EVENT_PERSISTENT_TABLE_FULL:
|
|
case MPI_EVENT_IR2:
|
|
case MPI_EVENT_SAS_PHY_LINK_STATUS:
|
|
case MPI_EVENT_QUEUE_FULL:
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
event_data_sz = ((reply->MsgLength * 4) -
|
|
offsetof(EventNotificationReply_t, Data));
|
|
sz = offsetof(struct fw_event_work, event_data) + event_data_sz;
|
|
fw_event = kzalloc(sz, GFP_ATOMIC);
|
|
if (!fw_event) {
|
|
printk(MYIOC_s_WARN_FMT "%s: failed at (line=%d)\n", ioc->name,
|
|
__func__, __LINE__);
|
|
return 0;
|
|
}
|
|
memcpy(fw_event->event_data, reply->Data, event_data_sz);
|
|
fw_event->event = event;
|
|
fw_event->ioc = ioc;
|
|
mptsas_add_fw_event(ioc, fw_event, delay);
|
|
return 0;
|
|
}
|
|
|
|
/* Delete a volume when no longer listed in ioc pg2
|
|
*/
|
|
static void mptsas_volume_delete(MPT_ADAPTER *ioc, u8 id)
|
|
{
|
|
struct scsi_device *sdev;
|
|
int i;
|
|
|
|
sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, id, 0);
|
|
if (!sdev)
|
|
return;
|
|
if (!ioc->raid_data.pIocPg2)
|
|
goto out;
|
|
if (!ioc->raid_data.pIocPg2->NumActiveVolumes)
|
|
goto out;
|
|
for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++)
|
|
if (ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID == id)
|
|
goto release_sdev;
|
|
out:
|
|
printk(MYIOC_s_INFO_FMT "removing raid volume, channel %d, "
|
|
"id %d\n", ioc->name, MPTSAS_RAID_CHANNEL, id);
|
|
scsi_remove_device(sdev);
|
|
release_sdev:
|
|
scsi_device_put(sdev);
|
|
}
|
|
|
|
static int
|
|
mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
|
|
{
|
|
struct Scsi_Host *sh;
|
|
MPT_SCSI_HOST *hd;
|
|
MPT_ADAPTER *ioc;
|
|
unsigned long flags;
|
|
int ii;
|
|
int numSGE = 0;
|
|
int scale;
|
|
int ioc_cap;
|
|
int error=0;
|
|
int r;
|
|
|
|
r = mpt_attach(pdev,id);
|
|
if (r)
|
|
return r;
|
|
|
|
ioc = pci_get_drvdata(pdev);
|
|
mptsas_fw_event_off(ioc);
|
|
ioc->DoneCtx = mptsasDoneCtx;
|
|
ioc->TaskCtx = mptsasTaskCtx;
|
|
ioc->InternalCtx = mptsasInternalCtx;
|
|
|
|
/* Added sanity check on readiness of the MPT adapter.
|
|
*/
|
|
if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) {
|
|
printk(MYIOC_s_WARN_FMT
|
|
"Skipping because it's not operational!\n",
|
|
ioc->name);
|
|
error = -ENODEV;
|
|
goto out_mptsas_probe;
|
|
}
|
|
|
|
if (!ioc->active) {
|
|
printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n",
|
|
ioc->name);
|
|
error = -ENODEV;
|
|
goto out_mptsas_probe;
|
|
}
|
|
|
|
/* Sanity check - ensure at least 1 port is INITIATOR capable
|
|
*/
|
|
ioc_cap = 0;
|
|
for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) {
|
|
if (ioc->pfacts[ii].ProtocolFlags &
|
|
MPI_PORTFACTS_PROTOCOL_INITIATOR)
|
|
ioc_cap++;
|
|
}
|
|
|
|
if (!ioc_cap) {
|
|
printk(MYIOC_s_WARN_FMT
|
|
"Skipping ioc=%p because SCSI Initiator mode "
|
|
"is NOT enabled!\n", ioc->name, ioc);
|
|
return 0;
|
|
}
|
|
|
|
sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST));
|
|
if (!sh) {
|
|
printk(MYIOC_s_WARN_FMT
|
|
"Unable to register controller with SCSI subsystem\n",
|
|
ioc->name);
|
|
error = -1;
|
|
goto out_mptsas_probe;
|
|
}
|
|
|
|
spin_lock_irqsave(&ioc->FreeQlock, flags);
|
|
|
|
/* Attach the SCSI Host to the IOC structure
|
|
*/
|
|
ioc->sh = sh;
|
|
|
|
sh->io_port = 0;
|
|
sh->n_io_port = 0;
|
|
sh->irq = 0;
|
|
|
|
/* set 16 byte cdb's */
|
|
sh->max_cmd_len = 16;
|
|
|
|
sh->max_id = ioc->pfacts[0].PortSCSIID;
|
|
sh->max_lun = max_lun;
|
|
|
|
sh->transportt = mptsas_transport_template;
|
|
|
|
/* Required entry.
|
|
*/
|
|
sh->unique_id = ioc->id;
|
|
|
|
INIT_LIST_HEAD(&ioc->sas_topology);
|
|
mutex_init(&ioc->sas_topology_mutex);
|
|
mutex_init(&ioc->sas_discovery_mutex);
|
|
mutex_init(&ioc->sas_mgmt.mutex);
|
|
init_completion(&ioc->sas_mgmt.done);
|
|
|
|
/* Verify that we won't exceed the maximum
|
|
* number of chain buffers
|
|
* We can optimize: ZZ = req_sz/sizeof(SGE)
|
|
* For 32bit SGE's:
|
|
* numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ
|
|
* + (req_sz - 64)/sizeof(SGE)
|
|
* A slightly different algorithm is required for
|
|
* 64bit SGEs.
|
|
*/
|
|
scale = ioc->req_sz/ioc->SGE_size;
|
|
if (ioc->sg_addr_size == sizeof(u64)) {
|
|
numSGE = (scale - 1) *
|
|
(ioc->facts.MaxChainDepth-1) + scale +
|
|
(ioc->req_sz - 60) / ioc->SGE_size;
|
|
} else {
|
|
numSGE = 1 + (scale - 1) *
|
|
(ioc->facts.MaxChainDepth-1) + scale +
|
|
(ioc->req_sz - 64) / ioc->SGE_size;
|
|
}
|
|
|
|
if (numSGE < sh->sg_tablesize) {
|
|
/* Reset this value */
|
|
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
|
|
"Resetting sg_tablesize to %d from %d\n",
|
|
ioc->name, numSGE, sh->sg_tablesize));
|
|
sh->sg_tablesize = numSGE;
|
|
}
|
|
|
|
hd = shost_priv(sh);
|
|
hd->ioc = ioc;
|
|
|
|
/* SCSI needs scsi_cmnd lookup table!
|
|
* (with size equal to req_depth*PtrSz!)
|
|
*/
|
|
ioc->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC);
|
|
if (!ioc->ScsiLookup) {
|
|
error = -ENOMEM;
|
|
spin_unlock_irqrestore(&ioc->FreeQlock, flags);
|
|
goto out_mptsas_probe;
|
|
}
|
|
spin_lock_init(&ioc->scsi_lookup_lock);
|
|
|
|
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "ScsiLookup @ %p\n",
|
|
ioc->name, ioc->ScsiLookup));
|
|
|
|
ioc->sas_data.ptClear = mpt_pt_clear;
|
|
|
|
hd->last_queue_full = 0;
|
|
INIT_LIST_HEAD(&hd->target_reset_list);
|
|
INIT_LIST_HEAD(&ioc->sas_device_info_list);
|
|
mutex_init(&ioc->sas_device_info_mutex);
|
|
|
|
spin_unlock_irqrestore(&ioc->FreeQlock, flags);
|
|
|
|
if (ioc->sas_data.ptClear==1) {
|
|
mptbase_sas_persist_operation(
|
|
ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT);
|
|
}
|
|
|
|
error = scsi_add_host(sh, &ioc->pcidev->dev);
|
|
if (error) {
|
|
dprintk(ioc, printk(MYIOC_s_ERR_FMT
|
|
"scsi_add_host failed\n", ioc->name));
|
|
goto out_mptsas_probe;
|
|
}
|
|
|
|
/* older firmware doesn't support expander events */
|
|
if ((ioc->facts.HeaderVersion >> 8) < 0xE)
|
|
ioc->old_sas_discovery_protocal = 1;
|
|
mptsas_scan_sas_topology(ioc);
|
|
mptsas_fw_event_on(ioc);
|
|
return 0;
|
|
|
|
out_mptsas_probe:
|
|
|
|
mptscsih_remove(pdev);
|
|
return error;
|
|
}
|
|
|
|
void
|
|
mptsas_shutdown(struct pci_dev *pdev)
|
|
{
|
|
MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
|
|
|
|
mptsas_fw_event_off(ioc);
|
|
mptsas_cleanup_fw_event_q(ioc);
|
|
}
|
|
|
|
static void __devexit mptsas_remove(struct pci_dev *pdev)
|
|
{
|
|
MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
|
|
struct mptsas_portinfo *p, *n;
|
|
int i;
|
|
|
|
mptsas_shutdown(pdev);
|
|
|
|
mptsas_del_device_components(ioc);
|
|
|
|
ioc->sas_discovery_ignore_events = 1;
|
|
sas_remove_host(ioc->sh);
|
|
|
|
mutex_lock(&ioc->sas_topology_mutex);
|
|
list_for_each_entry_safe(p, n, &ioc->sas_topology, list) {
|
|
list_del(&p->list);
|
|
for (i = 0 ; i < p->num_phys ; i++)
|
|
mptsas_port_delete(ioc, p->phy_info[i].port_details);
|
|
|
|
kfree(p->phy_info);
|
|
kfree(p);
|
|
}
|
|
mutex_unlock(&ioc->sas_topology_mutex);
|
|
ioc->hba_port_info = NULL;
|
|
mptscsih_remove(pdev);
|
|
}
|
|
|
|
static struct pci_device_id mptsas_pci_table[] = {
|
|
{ PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064,
|
|
PCI_ANY_ID, PCI_ANY_ID },
|
|
{ PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068,
|
|
PCI_ANY_ID, PCI_ANY_ID },
|
|
{ PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E,
|
|
PCI_ANY_ID, PCI_ANY_ID },
|
|
{ PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E,
|
|
PCI_ANY_ID, PCI_ANY_ID },
|
|
{ PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078,
|
|
PCI_ANY_ID, PCI_ANY_ID },
|
|
{0} /* Terminating entry */
|
|
};
|
|
MODULE_DEVICE_TABLE(pci, mptsas_pci_table);
|
|
|
|
|
|
static struct pci_driver mptsas_driver = {
|
|
.name = "mptsas",
|
|
.id_table = mptsas_pci_table,
|
|
.probe = mptsas_probe,
|
|
.remove = __devexit_p(mptsas_remove),
|
|
.shutdown = mptsas_shutdown,
|
|
#ifdef CONFIG_PM
|
|
.suspend = mptscsih_suspend,
|
|
.resume = mptscsih_resume,
|
|
#endif
|
|
};
|
|
|
|
static int __init
|
|
mptsas_init(void)
|
|
{
|
|
int error;
|
|
|
|
show_mptmod_ver(my_NAME, my_VERSION);
|
|
|
|
mptsas_transport_template =
|
|
sas_attach_transport(&mptsas_transport_functions);
|
|
if (!mptsas_transport_template)
|
|
return -ENODEV;
|
|
|
|
mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER);
|
|
mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER);
|
|
mptsasInternalCtx =
|
|
mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER);
|
|
mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER);
|
|
mptsasDeviceResetCtx =
|
|
mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER);
|
|
|
|
mpt_event_register(mptsasDoneCtx, mptsas_event_process);
|
|
mpt_reset_register(mptsasDoneCtx, mptsas_ioc_reset);
|
|
|
|
error = pci_register_driver(&mptsas_driver);
|
|
if (error)
|
|
sas_release_transport(mptsas_transport_template);
|
|
|
|
return error;
|
|
}
|
|
|
|
static void __exit
|
|
mptsas_exit(void)
|
|
{
|
|
pci_unregister_driver(&mptsas_driver);
|
|
sas_release_transport(mptsas_transport_template);
|
|
|
|
mpt_reset_deregister(mptsasDoneCtx);
|
|
mpt_event_deregister(mptsasDoneCtx);
|
|
|
|
mpt_deregister(mptsasMgmtCtx);
|
|
mpt_deregister(mptsasInternalCtx);
|
|
mpt_deregister(mptsasTaskCtx);
|
|
mpt_deregister(mptsasDoneCtx);
|
|
mpt_deregister(mptsasDeviceResetCtx);
|
|
}
|
|
|
|
module_init(mptsas_init);
|
|
module_exit(mptsas_exit);
|