195 lines
6.8 KiB
C
195 lines
6.8 KiB
C
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/*
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* This is the Fusion MPT base driver providing common API layer interface
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* to set Diagnostic triggers for MPT (Message Passing Technology) based
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* controllers
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*
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* This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h
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* Copyright (C) 2012-2014 LSI Corporation
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* Copyright (C) 2013-2014 Avago Technologies
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* (mailto: MPT-FusionLinux.pdl@avagotech.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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/* Diagnostic Trigger Configuration Data Structures */
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#ifndef MPT3SAS_TRIGGER_DIAG_H_INCLUDED
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#define MPT3SAS_TRIGGER_DIAG_H_INCLUDED
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/* limitation on number of entries */
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#define NUM_VALID_ENTRIES (20)
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/* trigger types */
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#define MPT3SAS_TRIGGER_MASTER (1)
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#define MPT3SAS_TRIGGER_EVENT (2)
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#define MPT3SAS_TRIGGER_SCSI (3)
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#define MPT3SAS_TRIGGER_MPI (4)
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/* trigger names */
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#define MASTER_TRIGGER_FILE_NAME "diag_trigger_master"
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#define EVENT_TRIGGERS_FILE_NAME "diag_trigger_event"
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#define SCSI_TRIGGERS_FILE_NAME "diag_trigger_scsi"
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#define MPI_TRIGGER_FILE_NAME "diag_trigger_mpi"
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/* master trigger bitmask */
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#define MASTER_TRIGGER_FW_FAULT (0x00000001)
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#define MASTER_TRIGGER_ADAPTER_RESET (0x00000002)
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#define MASTER_TRIGGER_TASK_MANAGMENT (0x00000004)
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#define MASTER_TRIGGER_DEVICE_REMOVAL (0x00000008)
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/* fake firmware event for trigger */
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#define MPI3_EVENT_DIAGNOSTIC_TRIGGER_FIRED (0x6E)
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/**
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* MasterTrigger is a single U32 passed to/from sysfs.
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*
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* Bit Flags (enables) include:
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* 1. FW Faults
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* 2. Adapter Reset issued by driver
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* 3. TMs
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* 4. Device Remove Event sent by FW
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*/
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struct SL_WH_MASTER_TRIGGER_T {
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uint32_t MasterData;
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};
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/**
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* struct SL_WH_EVENT_TRIGGER_T - Definition of an event trigger element
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* @EventValue: Event Code to trigger on
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* @LogEntryQualifier: Type of FW event that logged (Log Entry Added Event only)
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*
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* Defines an event that should induce a DIAG_TRIGGER driver event if observed.
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*/
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struct SL_WH_EVENT_TRIGGER_T {
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uint16_t EventValue;
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uint16_t LogEntryQualifier;
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};
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/**
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* struct SL_WH_EVENT_TRIGGERS_T - Structure passed to/from sysfs containing a
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* list of Event Triggers to be monitored for.
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* @ValidEntries: Number of _SL_WH_EVENT_TRIGGER_T structures contained in this
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* structure.
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* @EventTriggerEntry: List of Event trigger elements.
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*
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* This binary structure is transferred via sysfs to get/set Event Triggers
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* in the Linux Driver.
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*/
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struct SL_WH_EVENT_TRIGGERS_T {
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uint32_t ValidEntries;
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struct SL_WH_EVENT_TRIGGER_T EventTriggerEntry[NUM_VALID_ENTRIES];
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};
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/**
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* struct SL_WH_SCSI_TRIGGER_T - Definition of a SCSI trigger element
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* @ASCQ: Additional Sense Code Qualifier. Can be specific or 0xFF for
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* wildcard.
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* @ASC: Additional Sense Code. Can be specific or 0xFF for wildcard
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* @SenseKey: SCSI Sense Key
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*
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* Defines a sense key (single or many variants) that should induce a
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* DIAG_TRIGGER driver event if observed.
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*/
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struct SL_WH_SCSI_TRIGGER_T {
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U8 ASCQ;
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U8 ASC;
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U8 SenseKey;
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U8 Reserved;
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};
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/**
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* struct SL_WH_SCSI_TRIGGERS_T - Structure passed to/from sysfs containing a
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* list of SCSI sense codes that should trigger a DIAG_SERVICE event when
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* observed.
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* @ValidEntries: Number of _SL_WH_SCSI_TRIGGER_T structures contained in this
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* structure.
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* @SCSITriggerEntry: List of SCSI Sense Code trigger elements.
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*
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* This binary structure is transferred via sysfs to get/set SCSI Sense Code
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* Triggers in the Linux Driver.
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*/
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struct SL_WH_SCSI_TRIGGERS_T {
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uint32_t ValidEntries;
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struct SL_WH_SCSI_TRIGGER_T SCSITriggerEntry[NUM_VALID_ENTRIES];
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};
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/**
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* struct SL_WH_MPI_TRIGGER_T - Definition of an MPI trigger element
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* @IOCStatus: MPI IOCStatus
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* @IocLogInfo: MPI IocLogInfo. Can be specific or 0xFFFFFFFF for wildcard
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*
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* Defines a MPI IOCStatus/IocLogInfo pair that should induce a DIAG_TRIGGER
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* driver event if observed.
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*/
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struct SL_WH_MPI_TRIGGER_T {
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uint16_t IOCStatus;
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uint16_t Reserved;
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uint32_t IocLogInfo;
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};
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/**
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* struct SL_WH_MPI_TRIGGERS_T - Structure passed to/from sysfs containing a
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* list of MPI IOCStatus/IocLogInfo pairs that should trigger a DIAG_SERVICE
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* event when observed.
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* @ValidEntries: Number of _SL_WH_MPI_TRIGGER_T structures contained in this
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* structure.
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* @MPITriggerEntry: List of MPI IOCStatus/IocLogInfo trigger elements.
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*
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* This binary structure is transferred via sysfs to get/set MPI Error Triggers
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* in the Linux Driver.
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*/
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struct SL_WH_MPI_TRIGGERS_T {
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uint32_t ValidEntries;
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struct SL_WH_MPI_TRIGGER_T MPITriggerEntry[NUM_VALID_ENTRIES];
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};
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/**
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* struct SL_WH_TRIGGERS_EVENT_DATA_T - event data for trigger
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* @trigger_type: trigger type (see MPT3SAS_TRIGGER_XXXX)
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* @u: trigger condition that caused trigger to be sent
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*/
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struct SL_WH_TRIGGERS_EVENT_DATA_T {
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uint32_t trigger_type;
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union {
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struct SL_WH_MASTER_TRIGGER_T master;
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struct SL_WH_EVENT_TRIGGER_T event;
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struct SL_WH_SCSI_TRIGGER_T scsi;
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struct SL_WH_MPI_TRIGGER_T mpi;
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} u;
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};
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#endif /* MPT3SAS_TRIGGER_DIAG_H_INCLUDED */
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