X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fscsi%2Fqla2xxx%2Fqla_isr.c;h=39fd17b05be5ada3d3da55515c2d89bba857cd71;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=42aa7a7c1a7313795fc4f30a9362f14740e7ce54;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 42aa7a7c1..39fd17b05 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -6,6 +6,8 @@ */ #include "qla_def.h" +#include + static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); static void qla2x00_async_event(scsi_qla_host_t *, uint16_t *); static void qla2x00_process_completed_request(struct scsi_qla_host *, uint32_t); @@ -20,14 +22,13 @@ static void qla24xx_ms_entry(scsi_qla_host_t *, struct ct_entry_24xx *); * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200. * @irq: * @dev_id: SCSI driver HA context - * @regs: * * Called by system whenever the host adapter generates an interrupt. * * Returns handled flag. */ irqreturn_t -qla2100_intr_handler(int irq, void *dev_id, struct pt_regs *regs) +qla2100_intr_handler(int irq, void *dev_id) { scsi_qla_host_t *ha; struct device_reg_2xxx __iomem *reg; @@ -100,14 +101,13 @@ qla2100_intr_handler(int irq, void *dev_id, struct pt_regs *regs) * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. * @irq: * @dev_id: SCSI driver HA context - * @regs: * * Called by system whenever the host adapter generates an interrupt. * * Returns handled flag. */ irqreturn_t -qla2300_intr_handler(int irq, void *dev_id, struct pt_regs *regs) +qla2300_intr_handler(int irq, void *dev_id) { scsi_qla_host_t *ha; struct device_reg_2xxx __iomem *reg; @@ -134,11 +134,11 @@ qla2300_intr_handler(int irq, void *dev_id, struct pt_regs *regs) if (stat & HSR_RISC_PAUSED) { hccr = RD_REG_WORD(®->hccr); if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8)) - qla_printk(KERN_INFO, ha, - "Parity error -- HCCR=%x.\n", hccr); + qla_printk(KERN_INFO, ha, "Parity error -- " + "HCCR=%x, Dumping firmware!\n", hccr); else - qla_printk(KERN_INFO, ha, - "RISC paused -- HCCR=%x.\n", hccr); + qla_printk(KERN_INFO, ha, "RISC paused -- " + "HCCR=%x, Dumping firmware!\n", hccr); /* * Issue a "HARD" reset in order for the RISC @@ -147,6 +147,8 @@ qla2300_intr_handler(int irq, void *dev_id, struct pt_regs *regs) */ WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); RD_REG_WORD(®->hccr); + + ha->isp_ops.fw_dump(ha, 1); set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); break; } else if ((stat & HSR_RISC_INT) == 0) @@ -343,7 +345,7 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) ha->isp_ops.fw_dump(ha, 1); - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) { + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { if (mb[1] == 0 && mb[2] == 0) { qla_printk(KERN_ERR, ha, "Unrecoverable Hardware Error: adapter " @@ -395,16 +397,12 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags); ha->flags.management_server_logged_in = 0; - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_LIP_OCCURRED, NULL); - break; case MBA_LOOP_UP: /* Loop Up Event */ if (IS_QLA2100(ha) || IS_QLA2200(ha)) { link_speed = link_speeds[0]; - ha->link_data_rate = LDR_1GB; + ha->link_data_rate = PORT_SPEED_1GB; } else { link_speed = link_speeds[LS_UNKNOWN]; if (mb[1] < 5) @@ -418,9 +416,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) link_speed); ha->flags.management_server_logged_in = 0; - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_LOOP_UP, NULL); break; case MBA_LOOP_DOWN: /* Loop Down Event */ @@ -436,12 +431,9 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) } ha->flags.management_server_logged_in = 0; - ha->link_data_rate = LDR_UNKNOWN; + ha->link_data_rate = PORT_SPEED_UNKNOWN; if (ql2xfdmienable) set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_LOOP_DOWN, NULL); break; case MBA_LIP_RESET: /* LIP reset occurred */ @@ -460,10 +452,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) ha->operating_mode = LOOP; ha->flags.management_server_logged_in = 0; - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_LIP_RESET, NULL); - break; case MBA_POINT_TO_POINT: /* Point-to-Point */ @@ -489,6 +477,8 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) set_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); } set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags); + + ha->flags.gpsc_supported = 1; break; case MBA_CHG_IN_CONNECTION: /* Change in connection mode */ @@ -514,47 +504,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) break; case MBA_PORT_UPDATE: /* Port database update */ - /* - * If a single remote port just logged into (or logged out of) - * us, create a new entry in our rscn fcports list and handle - * the event like an RSCN. - */ - if (ql2xprocessrscn && - !IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA6312(ha) && - !IS_QLA6322(ha) && !IS_QLA24XX(ha) && !IS_QLA25XX(ha) && - ha->flags.init_done && mb[1] != 0xffff && - ((ha->operating_mode == P2P && mb[1] != 0) || - (ha->operating_mode != P2P && mb[1] != - SNS_FIRST_LOOP_ID)) && (mb[2] == 6 || mb[2] == 7)) { - int rval; - fc_port_t *rscn_fcport; - - /* Create new fcport for login. */ - rscn_fcport = qla2x00_alloc_rscn_fcport(ha, GFP_ATOMIC); - if (rscn_fcport) { - DEBUG14(printk("scsi(%ld): Port Update -- " - "creating RSCN fcport %p for %x/%x/%x.\n", - ha->host_no, rscn_fcport, mb[1], mb[2], - mb[3])); - - rscn_fcport->loop_id = mb[1]; - rscn_fcport->d_id.b24 = INVALID_PORT_ID; - atomic_set(&rscn_fcport->state, - FCS_DEVICE_LOST); - list_add_tail(&rscn_fcport->list, - &ha->rscn_fcports); - - rval = qla2x00_handle_port_rscn(ha, 0, - rscn_fcport, 1); - if (rval == QLA_SUCCESS) - break; - } else { - DEBUG14(printk("scsi(%ld): Port Update -- " - "-- unable to allocate RSCN fcport " - "login.\n", ha->host_no)); - } - } - /* * If PORT UPDATE is global (recieved LIP_OCCURED/LIP_RESET * event etc. earlier indicating loop is down) then process @@ -586,9 +535,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_PORT_UPDATE, NULL); break; case MBA_RSCN_UPDATE: /* State Change Registration */ @@ -625,9 +571,6 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); set_bit(RSCN_UPDATE, &ha->dpc_flags); - - /* Update AEN queue. */ - qla2x00_enqueue_aen(ha, MBA_RSCN_UPDATE, &mb[0]); break; /* case MBA_RIO_RESPONSE: */ @@ -638,7 +581,7 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) "scsi(%ld): [R|Z]IO update completion.\n", ha->host_no)); - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) qla24xx_process_response_queue(ha); else qla2x00_process_response_queue(ha); @@ -648,9 +591,75 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb) DEBUG2(printk("scsi(%ld): Discard RND Frame -- %04x %04x " "%04x.\n", ha->host_no, mb[1], mb[2], mb[3])); break; + + case MBA_TRACE_NOTIFICATION: + DEBUG2(printk("scsi(%ld): Trace Notification -- %04x %04x.\n", + ha->host_no, mb[1], mb[2])); + break; } } +static void +qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, void *data) +{ + fc_port_t *fcport = data; + + if (fcport->ha->max_q_depth <= sdev->queue_depth) + return; + + if (sdev->ordered_tags) + scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, + sdev->queue_depth + 1); + else + scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, + sdev->queue_depth + 1); + + fcport->last_ramp_up = jiffies; + + DEBUG2(qla_printk(KERN_INFO, fcport->ha, + "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n", + fcport->ha->host_no, sdev->channel, sdev->id, sdev->lun, + sdev->queue_depth)); +} + +static void +qla2x00_adjust_sdev_qdepth_down(struct scsi_device *sdev, void *data) +{ + fc_port_t *fcport = data; + + if (!scsi_track_queue_full(sdev, sdev->queue_depth - 1)) + return; + + DEBUG2(qla_printk(KERN_INFO, fcport->ha, + "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n", + fcport->ha->host_no, sdev->channel, sdev->id, sdev->lun, + sdev->queue_depth)); +} + +static inline void +qla2x00_ramp_up_queue_depth(scsi_qla_host_t *ha, srb_t *sp) +{ + fc_port_t *fcport; + struct scsi_device *sdev; + + sdev = sp->cmd->device; + if (sdev->queue_depth >= ha->max_q_depth) + return; + + fcport = sp->fcport; + if (time_before(jiffies, + fcport->last_ramp_up + ql2xqfullrampup * HZ)) + return; + if (time_before(jiffies, + fcport->last_queue_full + ql2xqfullrampup * HZ)) + return; + + spin_unlock_irq(&ha->hardware_lock); + starget_for_each_device(sdev->sdev_target, fcport, + qla2x00_adjust_sdev_qdepth_up); + spin_lock_irq(&ha->hardware_lock); +} + /** * qla2x00_process_completed_request() - Process a Fast Post response. * @ha: SCSI driver HA context @@ -682,6 +691,8 @@ qla2x00_process_completed_request(struct scsi_qla_host *ha, uint32_t index) /* Save ISP completion status */ sp->cmd->result = DID_OK << 16; + + qla2x00_ramp_up_queue_depth(ha, sp); qla2x00_sp_compl(ha, sp); } else { DEBUG2(printk("scsi(%ld): Invalid ISP SCSI completion handle\n", @@ -753,25 +764,6 @@ qla2x00_process_response_queue(struct scsi_qla_host *ha) case MS_IOCB_TYPE: qla2x00_ms_entry(ha, (ms_iocb_entry_t *)pkt); break; - case MBX_IOCB_TYPE: - if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && - !IS_QLA6312(ha) && !IS_QLA6322(ha)) { - if (pkt->sys_define == SOURCE_ASYNC_IOCB) { - qla2x00_process_iodesc(ha, - (struct mbx_entry *)pkt); - } else { - /* MBX IOCB Type Not Supported. */ - DEBUG4(printk(KERN_WARNING - "scsi(%ld): Received unknown MBX " - "IOCB response pkt type=%x " - "source=%x entry status=%x.\n", - ha->host_no, pkt->entry_type, - pkt->sys_define, - pkt->entry_status)); - } - break; - } - /* Fallthrough. */ default: /* Type Not Supported. */ DEBUG4(printk(KERN_WARNING @@ -805,12 +797,12 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) uint16_t scsi_status; uint8_t lscsi_status; int32_t resid; - uint32_t sense_len, rsp_info_len, resid_len; + uint32_t sense_len, rsp_info_len, resid_len, fw_resid_len; uint8_t *rsp_info, *sense_data; sts = (sts_entry_t *) pkt; sts24 = (struct sts_entry_24xx *) pkt; - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) { + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { comp_status = le16_to_cpu(sts24->comp_status); scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK; } else { @@ -838,16 +830,13 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) qla_printk(KERN_WARNING, ha, "Status Entry invalid handle.\n"); set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); - if (ha->dpc_wait && !ha->dpc_active) - up(ha->dpc_wait); - + qla2xxx_wake_dpc(ha); return; } cp = sp->cmd; if (cp == NULL) { DEBUG2(printk("scsi(%ld): Command already returned back to OS " - "pkt->handle=%d sp=%p sp->state:%d\n", - ha->host_no, sts->handle, sp, sp->state)); + "pkt->handle=%d sp=%p.\n", ha->host_no, sts->handle, sp)); qla_printk(KERN_WARNING, ha, "Command is NULL: already returned to OS (sp=%p)\n", sp); @@ -861,11 +850,12 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) fcport = sp->fcport; - sense_len = rsp_info_len = resid_len = 0; - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) { + sense_len = rsp_info_len = resid_len = fw_resid_len = 0; + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { sense_len = le32_to_cpu(sts24->sense_len); rsp_info_len = le32_to_cpu(sts24->rsp_data_len); resid_len = le32_to_cpu(sts24->rsp_residual_count); + fw_resid_len = le32_to_cpu(sts24->residual_len); rsp_info = sts24->data; sense_data = sts24->data; host_to_fcp_swap(sts24->data, sizeof(sts24->data)); @@ -880,7 +870,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) /* Check for any FCP transport errors. */ if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) { /* Sense data lies beyond any FCP RESPONSE data. */ - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) sense_data += rsp_info_len; if (rsp_info_len > 3 && rsp_info[3]) { DEBUG2(printk("scsi(%ld:%d:%d:%d) FCP I/O protocol " @@ -902,6 +892,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) */ switch (comp_status) { case CS_COMPLETE: + case CS_QUEUE_FULL: if (scsi_status == 0) { cp->result = DID_OK << 16; break; @@ -928,6 +919,20 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) } cp->result = DID_OK << 16 | lscsi_status; + if (lscsi_status == SAM_STAT_TASK_SET_FULL) { + DEBUG2(printk(KERN_INFO + "scsi(%ld): QUEUE FULL status detected " + "0x%x-0x%x.\n", ha->host_no, comp_status, + scsi_status)); + + /* Adjust queue depth for all luns on the port. */ + fcport->last_queue_full = jiffies; + spin_unlock_irq(&ha->hardware_lock); + starget_for_each_device(cp->device->sdev_target, + fcport, qla2x00_adjust_sdev_qdepth_down); + spin_lock_irq(&ha->hardware_lock); + break; + } if (lscsi_status != SS_CHECK_CONDITION) break; @@ -965,14 +970,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) case CS_DATA_UNDERRUN: resid = resid_len; + /* Use F/W calculated residual length. */ + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) + resid = fw_resid_len; + if (scsi_status & SS_RESIDUAL_UNDER) { cp->resid = resid; CMD_RESID_LEN(cp) = resid; } else { DEBUG2(printk(KERN_INFO "scsi(%ld:%d:%d) UNDERRUN status detected " - "0x%x-0x%x.\n", ha->host_no, cp->device->id, - cp->device->lun, comp_status, scsi_status)); + "0x%x-0x%x. resid=0x%x fw_resid=0x%x cdb=0x%x " + "os_underflow=0x%x\n", ha->host_no, + cp->device->id, cp->device->lun, comp_status, + scsi_status, resid_len, resid, cp->cmnd[0], + cp->underflow)); } @@ -1119,7 +1131,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) case CS_TIMEOUT: cp->result = DID_BUS_BUSY << 16; - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) { + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { DEBUG2(printk(KERN_INFO "scsi(%ld:%d:%d:%d): TIMEOUT status detected " "0x%x-0x%x\n", ha->host_no, cp->device->channel, @@ -1138,17 +1150,6 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) qla2x00_mark_device_lost(ha, fcport, 1, 1); break; - case CS_QUEUE_FULL: - DEBUG2(printk(KERN_INFO - "scsi(%ld): QUEUE FULL status detected 0x%x-0x%x.\n", - ha->host_no, comp_status, scsi_status)); - - /* SCSI Mid-Layer handles device queue full */ - - cp->result = DID_OK << 16 | lscsi_status; - - break; - default: DEBUG3(printk("scsi(%ld): Error detected (unknown status) " "0x%x-0x%x.\n", ha->host_no, comp_status, scsi_status)); @@ -1183,7 +1184,7 @@ qla2x00_status_cont_entry(scsi_qla_host_t *ha, sts_cont_entry_t *pkt) cp = sp->cmd; if (cp == NULL) { DEBUG2(printk("%s(): Cmd already returned back to OS " - "sp=%p sp->state:%d\n", __func__, sp, sp->state)); + "sp=%p.\n", __func__, sp)); qla_printk(KERN_INFO, ha, "cmd is NULL: already returned to OS (sp=%p)\n", sp); @@ -1199,7 +1200,7 @@ qla2x00_status_cont_entry(scsi_qla_host_t *ha, sts_cont_entry_t *pkt) } /* Move sense data. */ - if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) host_to_fcp_swap(pkt->data, sizeof(pkt->data)); memcpy(sp->request_sense_ptr, pkt->data, sense_sz); DEBUG5(qla2x00_dump_buffer(sp->request_sense_ptr, sense_sz)); @@ -1271,8 +1272,7 @@ qla2x00_error_entry(scsi_qla_host_t *ha, sts_entry_t *pkt) "Error entry - invalid handle\n"); set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); - if (ha->dpc_wait && !ha->dpc_active) - up(ha->dpc_wait); + qla2xxx_wake_dpc(ha); } } @@ -1409,14 +1409,13 @@ qla24xx_process_response_queue(struct scsi_qla_host *ha) * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. * @irq: * @dev_id: SCSI driver HA context - * @regs: * * Called by system whenever the host adapter generates an interrupt. * * Returns handled flag. */ irqreturn_t -qla24xx_intr_handler(int irq, void *dev_id, struct pt_regs *regs) +qla24xx_intr_handler(int irq, void *dev_id) { scsi_qla_host_t *ha; struct device_reg_24xx __iomem *reg; @@ -1445,8 +1444,7 @@ qla24xx_intr_handler(int irq, void *dev_id, struct pt_regs *regs) qla_printk(KERN_INFO, ha, "RISC paused -- HCCR=%x, " "Dumping firmware!\n", hccr); - qla24xx_fw_dump(ha, 1); - + ha->isp_ops.fw_dump(ha, 1); set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); break; } else if ((stat & HSRX_RISC_INT) == 0) @@ -1508,8 +1506,8 @@ qla24xx_ms_entry(scsi_qla_host_t *ha, struct ct_entry_24xx *pkt) DEBUG3(printk("%s(%ld): pkt=%p pkthandle=%d.\n", __func__, ha->host_no, pkt, pkt->handle)); - DEBUG9(printk("%s: ct pkt dump:\n", __func__);) - DEBUG9(qla2x00_dump_buffer((void *)pkt, sizeof(struct ct_entry_24xx));) + DEBUG9(printk("%s: ct pkt dump:\n", __func__)); + DEBUG9(qla2x00_dump_buffer((void *)pkt, sizeof(struct ct_entry_24xx))); /* Validate handle. */ if (pkt->handle < MAX_OUTSTANDING_COMMANDS)