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/*
* This is the Fusion MPT base driver providing common API layer interface
* to set Diagnostic triggers for MPT (Message Passing Technology) based
* controllers
*
* This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h
* Copyright (C) 2012 LSI Corporation
* (mailto:DL-MPTFusionLinux@lsi.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* NO WARRANTY
* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
* solely responsible for determining the appropriateness of using and
* distributing the Program and assumes all risks associated with its
* exercise of rights under this Agreement, including but not limited to
* the risks and costs of program errors, damage to or loss of data,
* programs or equipment, and unavailability or interruption of operations.
* DISCLAIMER OF LIABILITY
* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
/* Diagnostic Trigger Configuration Data Structures */
#ifndef MPT3SAS_TRIGGER_DIAG_H_INCLUDED
#define MPT3SAS_TRIGGER_DIAG_H_INCLUDED
/* limitation on number of entries */
#define NUM_VALID_ENTRIES (20)
/* trigger types */
#define MPT3SAS_TRIGGER_MASTER (1)
#define MPT3SAS_TRIGGER_EVENT (2)
#define MPT3SAS_TRIGGER_SCSI (3)
#define MPT3SAS_TRIGGER_MPI (4)
/* trigger names */
#define MASTER_TRIGGER_FILE_NAME "diag_trigger_master"
#define EVENT_TRIGGERS_FILE_NAME "diag_trigger_event"
#define SCSI_TRIGGERS_FILE_NAME "diag_trigger_scsi"
#define MPI_TRIGGER_FILE_NAME "diag_trigger_mpi"
/* master trigger bitmask */
#define MASTER_TRIGGER_FW_FAULT (0x00000001)
#define MASTER_TRIGGER_ADAPTER_RESET (0x00000002)
#define MASTER_TRIGGER_TASK_MANAGMENT (0x00000004)
#define MASTER_TRIGGER_DEVICE_REMOVAL (0x00000008)
/* fake firmware event for tigger */
#define MPI3_EVENT_DIAGNOSTIC_TRIGGER_FIRED (0x6E)
/**
* MasterTrigger is a single U32 passed to/from sysfs.
*
* Bit Flags (enables) include:
* 1. FW Faults
* 2. Adapter Reset issued by driver
* 3. TMs
* 4. Device Remove Event sent by FW
*/
struct SL_WH_MASTER_TRIGGER_T {
uint32_t MasterData;
};
/**
* struct SL_WH_EVENT_TRIGGER_T - Definition of an event trigger element
* @EventValue: Event Code to trigger on
* @LogEntryQualifier: Type of FW event that logged (Log Entry Added Event only)
*
* Defines an event that should induce a DIAG_TRIGGER driver event if observed.
*/
struct SL_WH_EVENT_TRIGGER_T {
uint16_t EventValue;
uint16_t LogEntryQualifier;
};
/**
* struct SL_WH_EVENT_TRIGGERS_T - Structure passed to/from sysfs containing a
* list of Event Triggers to be monitored for.
* @ValidEntries: Number of _SL_WH_EVENT_TRIGGER_T structures contained in this
* structure.
* @EventTriggerEntry: List of Event trigger elements.
*
* This binary structure is transferred via sysfs to get/set Event Triggers
* in the Linux Driver.
*/
struct SL_WH_EVENT_TRIGGERS_T {
uint32_t ValidEntries;
struct SL_WH_EVENT_TRIGGER_T EventTriggerEntry[NUM_VALID_ENTRIES];
};
/**
* struct SL_WH_SCSI_TRIGGER_T - Definition of a SCSI trigger element
* @ASCQ: Additional Sense Code Qualifier. Can be specific or 0xFF for
* wildcard.
* @ASC: Additional Sense Code. Can be specific or 0xFF for wildcard
* @SenseKey: SCSI Sense Key
*
* Defines a sense key (single or many variants) that should induce a
* DIAG_TRIGGER driver event if observed.
*/
struct SL_WH_SCSI_TRIGGER_T {
U8 ASCQ;
U8 ASC;
U8 SenseKey;
U8 Reserved;
};
/**
* struct SL_WH_SCSI_TRIGGERS_T - Structure passed to/from sysfs containing a
* list of SCSI sense codes that should trigger a DIAG_SERVICE event when
* observed.
* @ValidEntries: Number of _SL_WH_SCSI_TRIGGER_T structures contained in this
* structure.
* @SCSITriggerEntry: List of SCSI Sense Code trigger elements.
*
* This binary structure is transferred via sysfs to get/set SCSI Sense Code
* Triggers in the Linux Driver.
*/
struct SL_WH_SCSI_TRIGGERS_T {
uint32_t ValidEntries;
struct SL_WH_SCSI_TRIGGER_T SCSITriggerEntry[NUM_VALID_ENTRIES];
};
/**
* struct SL_WH_MPI_TRIGGER_T - Definition of an MPI trigger element
* @IOCStatus: MPI IOCStatus
* @IocLogInfo: MPI IocLogInfo. Can be specific or 0xFFFFFFFF for wildcard
*
* Defines a MPI IOCStatus/IocLogInfo pair that should induce a DIAG_TRIGGER
* driver event if observed.
*/
struct SL_WH_MPI_TRIGGER_T {
uint16_t IOCStatus;
uint16_t Reserved;
uint32_t IocLogInfo;
};
/**
* struct SL_WH_MPI_TRIGGERS_T - Structure passed to/from sysfs containing a
* list of MPI IOCStatus/IocLogInfo pairs that should trigger a DIAG_SERVICE
* event when observed.
* @ValidEntries: Number of _SL_WH_MPI_TRIGGER_T structures contained in this
* structure.
* @MPITriggerEntry: List of MPI IOCStatus/IocLogInfo trigger elements.
*
* This binary structure is transferred via sysfs to get/set MPI Error Triggers
* in the Linux Driver.
*/
struct SL_WH_MPI_TRIGGERS_T {
uint32_t ValidEntries;
struct SL_WH_MPI_TRIGGER_T MPITriggerEntry[NUM_VALID_ENTRIES];
};
/**
* struct SL_WH_TRIGGERS_EVENT_DATA_T - event data for trigger
* @trigger_type: trigger type (see MPT3SAS_TRIGGER_XXXX)
* @u: trigger condition that caused trigger to be sent
*/
struct SL_WH_TRIGGERS_EVENT_DATA_T {
uint32_t trigger_type;
union {
struct SL_WH_MASTER_TRIGGER_T master;
struct SL_WH_EVENT_TRIGGER_T event;
struct SL_WH_SCSI_TRIGGER_T scsi;
struct SL_WH_MPI_TRIGGER_T mpi;
} u;
};
#endif /* MPT3SAS_TRIGGER_DIAG_H_INCLUDED */
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