mptbase.c (97009a29e8c999def2d1e9ef253c226daf9541af) mptbase.c (213aaca3e5727f3eb56002b04a1405db34a54ed8)
1/*
2 * linux/drivers/message/fusion/mptbase.c
3 * This is the Fusion MPT base driver which supports multiple
4 * (SCSI + LAN) specialized protocol drivers.
5 * For use with LSI PCI chip/adapter(s)
6 * running LSI Fusion MPT (Message Passing Technology) firmware.
7 *
8 * Copyright (c) 1999-2008 LSI Corporation

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110int mpt_fwfault_debug;
111EXPORT_SYMBOL(mpt_fwfault_debug);
112module_param_call(mpt_fwfault_debug, param_set_int, param_get_int,
113 &mpt_fwfault_debug, 0600);
114MODULE_PARM_DESC(mpt_fwfault_debug, "Enable detection of Firmware fault"
115 " and halt Firmware on fault - (default=0)");
116
117
1/*
2 * linux/drivers/message/fusion/mptbase.c
3 * This is the Fusion MPT base driver which supports multiple
4 * (SCSI + LAN) specialized protocol drivers.
5 * For use with LSI PCI chip/adapter(s)
6 * running LSI Fusion MPT (Message Passing Technology) firmware.
7 *
8 * Copyright (c) 1999-2008 LSI Corporation

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110int mpt_fwfault_debug;
111EXPORT_SYMBOL(mpt_fwfault_debug);
112module_param_call(mpt_fwfault_debug, param_set_int, param_get_int,
113 &mpt_fwfault_debug, 0600);
114MODULE_PARM_DESC(mpt_fwfault_debug, "Enable detection of Firmware fault"
115 " and halt Firmware on fault - (default=0)");
116
117
118static char MptCallbacksName[MPT_MAX_PROTOCOL_DRIVERS][50];
118
119#ifdef MFCNT
120static int mfcounter = 0;
121#define PRINT_MF_COUNT 20000
122#endif
123
124/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
125/*

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208#endif
209static void mpt_get_fw_exp_ver(char *buf, MPT_ADAPTER *ioc);
210
211static int ProcessEventNotification(MPT_ADAPTER *ioc,
212 EventNotificationReply_t *evReply, int *evHandlers);
213static void mpt_iocstatus_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf);
214static void mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info);
215static void mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info);
119
120#ifdef MFCNT
121static int mfcounter = 0;
122#define PRINT_MF_COUNT 20000
123#endif
124
125/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
126/*

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209#endif
210static void mpt_get_fw_exp_ver(char *buf, MPT_ADAPTER *ioc);
211
212static int ProcessEventNotification(MPT_ADAPTER *ioc,
213 EventNotificationReply_t *evReply, int *evHandlers);
214static void mpt_iocstatus_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf);
215static void mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info);
216static void mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info);
216static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info);
217static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info , u8 cb_idx);
217static int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
218static void mpt_inactive_raid_list_free(MPT_ADAPTER *ioc);
219
220/* module entry point */
221static int __init fusion_init (void);
222static void __exit fusion_exit (void);
223
224#define CHIPREG_READ32(addr) readl_relaxed(addr)

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485 ioc_stat = le16_to_cpu(mr->u.reply.IOCStatus);
486 if (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) {
487 u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo);
488 if (ioc->bus_type == FC)
489 mpt_fc_log_info(ioc, log_info);
490 else if (ioc->bus_type == SPI)
491 mpt_spi_log_info(ioc, log_info);
492 else if (ioc->bus_type == SAS)
218static int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
219static void mpt_inactive_raid_list_free(MPT_ADAPTER *ioc);
220
221/* module entry point */
222static int __init fusion_init (void);
223static void __exit fusion_exit (void);
224
225#define CHIPREG_READ32(addr) readl_relaxed(addr)

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486 ioc_stat = le16_to_cpu(mr->u.reply.IOCStatus);
487 if (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) {
488 u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo);
489 if (ioc->bus_type == FC)
490 mpt_fc_log_info(ioc, log_info);
491 else if (ioc->bus_type == SPI)
492 mpt_spi_log_info(ioc, log_info);
493 else if (ioc->bus_type == SAS)
493 mpt_sas_log_info(ioc, log_info);
494 mpt_sas_log_info(ioc, log_info, cb_idx);
494 }
495
496 if (ioc_stat & MPI_IOCSTATUS_MASK)
497 mpt_iocstatus_info(ioc, (u32)ioc_stat, mf);
498
499 /* Check for (valid) IO callback! */
500 if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS ||
501 MptCallbacks[cb_idx] == NULL) {

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639 * one for MptScsiTaskMgmt requests; one for Scan/DV requests.
640 *
641 * Returns u8 valued "handle" in the range (and S.O.D. order)
642 * {N,...,7,6,5,...,1} if successful.
643 * A return value of MPT_MAX_PROTOCOL_DRIVERS (including zero!) should be
644 * considered an error by the caller.
645 */
646u8
495 }
496
497 if (ioc_stat & MPI_IOCSTATUS_MASK)
498 mpt_iocstatus_info(ioc, (u32)ioc_stat, mf);
499
500 /* Check for (valid) IO callback! */
501 if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS ||
502 MptCallbacks[cb_idx] == NULL) {

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640 * one for MptScsiTaskMgmt requests; one for Scan/DV requests.
641 *
642 * Returns u8 valued "handle" in the range (and S.O.D. order)
643 * {N,...,7,6,5,...,1} if successful.
644 * A return value of MPT_MAX_PROTOCOL_DRIVERS (including zero!) should be
645 * considered an error by the caller.
646 */
647u8
647mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass)
648mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass, char *func_name)
648{
649 u8 cb_idx;
650 last_drv_idx = MPT_MAX_PROTOCOL_DRIVERS;
651
652 /*
653 * Search for empty callback slot in this order: {N,...,7,6,5,...,1}
654 * (slot/handle 0 is reserved!)
655 */
656 for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
657 if (MptCallbacks[cb_idx] == NULL) {
658 MptCallbacks[cb_idx] = cbfunc;
659 MptDriverClass[cb_idx] = dclass;
660 MptEvHandlers[cb_idx] = NULL;
661 last_drv_idx = cb_idx;
649{
650 u8 cb_idx;
651 last_drv_idx = MPT_MAX_PROTOCOL_DRIVERS;
652
653 /*
654 * Search for empty callback slot in this order: {N,...,7,6,5,...,1}
655 * (slot/handle 0 is reserved!)
656 */
657 for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
658 if (MptCallbacks[cb_idx] == NULL) {
659 MptCallbacks[cb_idx] = cbfunc;
660 MptDriverClass[cb_idx] = dclass;
661 MptEvHandlers[cb_idx] = NULL;
662 last_drv_idx = cb_idx;
663 memcpy(MptCallbacksName[cb_idx], func_name,
664 strlen(func_name) > 50 ? 50 : strlen(func_name));
662 break;
663 }
664 }
665
666 return last_drv_idx;
667}
668
669/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/

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7997/**
7998 * mpt_sas_log_info - Log information returned from SAS IOC.
7999 * @ioc: Pointer to MPT_ADAPTER structure
8000 * @log_info: U32 LogInfo reply word from the IOC
8001 *
8002 * Refer to lsi/mpi_log_sas.h.
8003 **/
8004static void
665 break;
666 }
667 }
668
669 return last_drv_idx;
670}
671
672/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/

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8000/**
8001 * mpt_sas_log_info - Log information returned from SAS IOC.
8002 * @ioc: Pointer to MPT_ADAPTER structure
8003 * @log_info: U32 LogInfo reply word from the IOC
8004 *
8005 * Refer to lsi/mpi_log_sas.h.
8006 **/
8007static void
8005mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info)
8008mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info, u8 cb_idx)
8006{
8007union loginfo_type {
8008 u32 loginfo;
8009 struct {
8010 u32 subcode:16;
8011 u32 code:8;
8012 u32 originator:4;
8013 u32 bus_type:4;

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8051 break;
8052 default:
8053 return;
8054 }
8055
8056 if (sub_code_desc != NULL)
8057 printk(MYIOC_s_INFO_FMT
8058 "LogInfo(0x%08x): Originator={%s}, Code={%s},"
8009{
8010union loginfo_type {
8011 u32 loginfo;
8012 struct {
8013 u32 subcode:16;
8014 u32 code:8;
8015 u32 originator:4;
8016 u32 bus_type:4;

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8054 break;
8055 default:
8056 return;
8057 }
8058
8059 if (sub_code_desc != NULL)
8060 printk(MYIOC_s_INFO_FMT
8061 "LogInfo(0x%08x): Originator={%s}, Code={%s},"
8059 " SubCode={%s}\n",
8062 " SubCode={%s} cb_idx %s\n",
8060 ioc->name, log_info, originator_desc, code_desc,
8063 ioc->name, log_info, originator_desc, code_desc,
8061 sub_code_desc);
8064 sub_code_desc, MptCallbacksName[cb_idx]);
8062 else if (code_desc != NULL)
8063 printk(MYIOC_s_INFO_FMT
8064 "LogInfo(0x%08x): Originator={%s}, Code={%s},"
8065 else if (code_desc != NULL)
8066 printk(MYIOC_s_INFO_FMT
8067 "LogInfo(0x%08x): Originator={%s}, Code={%s},"
8065 " SubCode(0x%04x)\n",
8068 " SubCode(0x%04x) cb_idx %s\n",
8066 ioc->name, log_info, originator_desc, code_desc,
8069 ioc->name, log_info, originator_desc, code_desc,
8067 sas_loginfo.dw.subcode);
8070 sas_loginfo.dw.subcode, MptCallbacksName[cb_idx]);
8068 else
8069 printk(MYIOC_s_INFO_FMT
8070 "LogInfo(0x%08x): Originator={%s}, Code=(0x%02x),"
8071 else
8072 printk(MYIOC_s_INFO_FMT
8073 "LogInfo(0x%08x): Originator={%s}, Code=(0x%02x),"
8071 " SubCode(0x%04x)\n",
8074 " SubCode(0x%04x) cb_idx %s\n",
8072 ioc->name, log_info, originator_desc,
8075 ioc->name, log_info, originator_desc,
8073 sas_loginfo.dw.code, sas_loginfo.dw.subcode);
8076 sas_loginfo.dw.code, sas_loginfo.dw.subcode,
8077 MptCallbacksName[cb_idx]);
8074}
8075
8076/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
8077/**
8078 * mpt_iocstatus_info_config - IOCSTATUS information for config pages
8079 * @ioc: Pointer to MPT_ADAPTER structure
8080 * @ioc_status: U32 IOCStatus word from IOC
8081 * @mf: Pointer to MPT request frame

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8430 MptDriverClass[cb_idx] = MPTUNKNOWN_DRIVER;
8431 MptEvHandlers[cb_idx] = NULL;
8432 MptResetHandlers[cb_idx] = NULL;
8433 }
8434
8435 /* Register ourselves (mptbase) in order to facilitate
8436 * EventNotification handling.
8437 */
8078}
8079
8080/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
8081/**
8082 * mpt_iocstatus_info_config - IOCSTATUS information for config pages
8083 * @ioc: Pointer to MPT_ADAPTER structure
8084 * @ioc_status: U32 IOCStatus word from IOC
8085 * @mf: Pointer to MPT request frame

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8434 MptDriverClass[cb_idx] = MPTUNKNOWN_DRIVER;
8435 MptEvHandlers[cb_idx] = NULL;
8436 MptResetHandlers[cb_idx] = NULL;
8437 }
8438
8439 /* Register ourselves (mptbase) in order to facilitate
8440 * EventNotification handling.
8441 */
8438 mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER);
8442 mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER,
8443 "mptbase_reply");
8439
8440 /* Register for hard reset handling callbacks.
8441 */
8442 mpt_reset_register(mpt_base_index, mpt_ioc_reset);
8443
8444#ifdef CONFIG_PROC_FS
8445 (void) procmpt_create();
8446#endif

--- 23 unchanged lines hidden --- 		8444
8445 /* Register for hard reset handling callbacks.
8446 */
8447 mpt_reset_register(mpt_base_index, mpt_ioc_reset);
8448
8449#ifdef CONFIG_PROC_FS
8450 (void) procmpt_create();
8451#endif

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