diff options
| -rw-r--r-- | drivers/message/fusion/mptctl.c | 161 |
1 files changed, 86 insertions, 75 deletions
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index e6d71e20fa0..e7fab5de16e 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -128,7 +128,6 @@ static MptSge_t *kbuf_alloc_2_sgl(int bytes, u32 dir, int sge_offset, int *frags struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc); static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma, struct buflist *buflist, MPT_ADAPTER *ioc); -static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function); /* * Reset Handler cleanup function @@ -275,45 +274,6 @@ mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply) return 1; } -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptctl_timeout_expired - * - * Expecting an interrupt, however timed out. - * - */ -static void -mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) -{ - unsigned long flags; - - dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n", - ioc->name, __func__)); - - if (mpt_fwfault_debug) - mpt_halt_firmware(ioc); - - spin_lock_irqsave(&ioc->taskmgmt_lock, flags); - if (ioc->ioc_reset_in_progress) { - spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); - CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) - mpt_free_msg_frame(ioc, mf); - return; - } - spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); - - - if (!mptctl_bus_reset(ioc, mf->u.hdr.Function)) - return; - - /* Issue a reset for this device. - * The IOC is not responding. - */ - dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling HardReset! \n", - ioc->name)); - CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) - mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); - mpt_free_msg_frame(ioc, mf); -} static int mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) @@ -343,12 +303,8 @@ mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) return 0; } -/* mptctl_bus_reset - * - * Bus reset code. - * - */ -static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) +static int +mptctl_do_taskmgmt(MPT_ADAPTER *ioc, u8 tm_type, u8 bus_id, u8 target_id) { MPT_FRAME_HDR *mf; SCSITaskMgmt_t *pScsiTm; @@ -359,13 +315,6 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) unsigned long time_count; u16 iocstatus; - /* bus reset is only good for SCSI IO, RAID PASSTHRU */ - if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH || - function == MPI_FUNCTION_SCSI_IO_REQUEST)) { - dtmprintk(ioc, printk(MYIOC_s_WARN_FMT - "TaskMgmt, not SCSI_IO!!\n", ioc->name)); - return -EPERM; - } mutex_lock(&ioc->taskmgmt_cmds.mutex); if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { @@ -375,15 +324,14 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) retval = 0; - /* Send request - */ mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc); if (mf == NULL) { - dtmprintk(ioc, printk(MYIOC_s_WARN_FMT - "TaskMgmt, no msg frames!!\n", ioc->name)); + dtmprintk(ioc, + printk(MYIOC_s_WARN_FMT "TaskMgmt, no msg frames!!\n", + ioc->name)); mpt_clear_taskmgmt_in_progress_flag(ioc); retval = -ENOMEM; - goto mptctl_bus_reset_done; + goto tm_done; } dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n", @@ -392,10 +340,13 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) pScsiTm = (SCSITaskMgmt_t *) mf; memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t)); pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; - pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS; - pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION; - pScsiTm->TargetID = 0; - pScsiTm->Bus = 0; + pScsiTm->TaskType = tm_type; + if ((tm_type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) && + (ioc->bus_type == FC)) + pScsiTm->MsgFlags = + MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION; + pScsiTm->TargetID = target_id; + pScsiTm->Bus = bus_id; pScsiTm->ChainOffset = 0; pScsiTm->Reserved = 0; pScsiTm->Reserved1 = 0; @@ -413,17 +364,16 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) timeout = 30; break; case SPI: - default: - timeout = 2; + default: + timeout = 10; break; } - dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT - "TaskMgmt type=%d timeout=%ld\n", - ioc->name, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, timeout)); + dtmprintk(ioc, + printk(MYIOC_s_DEBUG_FMT "TaskMgmt type=%d timeout=%ld\n", + ioc->name, tm_type, timeout)); INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status) - CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) time_count = jiffies; if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) @@ -432,17 +382,20 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc, sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP); if (retval != 0) { - dfailprintk(ioc, printk(MYIOC_s_ERR_FMT + dfailprintk(ioc, + printk(MYIOC_s_ERR_FMT "TaskMgmt send_handshake FAILED!" " (ioc %p, mf %p, rc=%d) \n", ioc->name, ioc, mf, retval)); + mpt_free_msg_frame(ioc, mf); mpt_clear_taskmgmt_in_progress_flag(ioc); - goto mptctl_bus_reset_done; + goto tm_done; } } /* Now wait for the command to complete */ ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ); + if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt failed\n", ioc->name)); @@ -452,14 +405,14 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) retval = 0; else retval = -1; /* return failure */ - goto mptctl_bus_reset_done; + goto tm_done; } if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt failed\n", ioc->name)); retval = -1; /* return failure */ - goto mptctl_bus_reset_done; + goto tm_done; } pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply; @@ -467,7 +420,7 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) "TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, " "iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, " "term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus, - pScsiTmReply->TargetID, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + pScsiTmReply->TargetID, tm_type, le16_to_cpu(pScsiTmReply->IOCStatus), le32_to_cpu(pScsiTmReply->IOCLogInfo), pScsiTmReply->ResponseCode, @@ -485,13 +438,71 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) retval = -1; /* return failure */ } - - mptctl_bus_reset_done: + tm_done: mutex_unlock(&ioc->taskmgmt_cmds.mutex); CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) return retval; } +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* mptctl_timeout_expired + * + * Expecting an interrupt, however timed out. + * + */ +static void +mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) +{ + unsigned long flags; + int ret_val = -1; + SCSIIORequest_t *scsi_req = (SCSIIORequest_t *) mf; + u8 function = mf->u.hdr.Function; + + dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n", + ioc->name, __func__)); + + if (mpt_fwfault_debug) + mpt_halt_firmware(ioc); + + spin_lock_irqsave(&ioc->taskmgmt_lock, flags); + if (ioc->ioc_reset_in_progress) { + spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); + CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) + mpt_free_msg_frame(ioc, mf); + return; + } + spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); + + + CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status) + + if (ioc->bus_type == SAS) { + if (function == MPI_FUNCTION_SCSI_IO_REQUEST) + ret_val = mptctl_do_taskmgmt(ioc, + MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, + scsi_req->Bus, scsi_req->TargetID); + else if (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) + ret_val = mptctl_do_taskmgmt(ioc, + MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + scsi_req->Bus, 0); + if (!ret_val) + return; + } else { + if ((function == MPI_FUNCTION_SCSI_IO_REQUEST) || + (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) + ret_val = mptctl_do_taskmgmt(ioc, + MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + scsi_req->Bus, 0); + if (!ret_val) + return; + } + + dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling Reset! \n", + ioc->name)); + mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); + mpt_free_msg_frame(ioc, mf); +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* mptctl_ioc_reset |