diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_nx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_nx.c | 87 |
1 files changed, 42 insertions, 45 deletions
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 5511e24b1f11..58f3c912d96e 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2013 QLogic Corporation + * Copyright (c) 2003-2014 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -848,6 +848,7 @@ qla82xx_rom_lock(struct qla_hw_data *ha) { int done = 0, timeout = 0; uint32_t lock_owner = 0; + scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); while (!done) { /* acquire semaphore2 from PCI HW block */ @@ -856,17 +857,21 @@ qla82xx_rom_lock(struct qla_hw_data *ha) break; if (timeout >= qla82xx_rom_lock_timeout) { lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); + ql_log(ql_log_warn, vha, 0xb157, + "%s: Simultaneous flash access by following ports, active port = %d: accessing port = %d", + __func__, ha->portnum, lock_owner); return -1; } timeout++; } - qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, ROM_LOCK_DRIVER); + qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, ha->portnum); return 0; } static void qla82xx_rom_unlock(struct qla_hw_data *ha) { + qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, 0xffffffff); qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_UNLOCK)); } @@ -950,6 +955,7 @@ static int qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) { int ret, loops = 0; + uint32_t lock_owner = 0; scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { @@ -958,8 +964,10 @@ qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) loops++; } if (loops >= 50000) { + lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); ql_log(ql_log_fatal, vha, 0x00b9, - "Failed to acquire SEM2 lock.\n"); + "Failed to acquire SEM2 lock, Lock Owner %u.\n", + lock_owner); return -1; } ret = qla82xx_do_rom_fast_read(ha, addr, valp); @@ -1057,6 +1065,7 @@ static int ql82xx_rom_lock_d(struct qla_hw_data *ha) { int loops = 0; + uint32_t lock_owner = 0; scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { @@ -1065,8 +1074,9 @@ ql82xx_rom_lock_d(struct qla_hw_data *ha) loops++; } if (loops >= 50000) { + lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); ql_log(ql_log_warn, vha, 0xb010, - "ROM lock failed.\n"); + "ROM lock failed, Lock Owner %u.\n", lock_owner); return -1; } return 0; @@ -2811,12 +2821,14 @@ static void qla82xx_rom_lock_recovery(struct qla_hw_data *ha) { scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); + uint32_t lock_owner = 0; - if (qla82xx_rom_lock(ha)) + if (qla82xx_rom_lock(ha)) { + lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); /* Someone else is holding the lock. */ ql_log(ql_log_info, vha, 0xb022, - "Resetting rom_lock.\n"); - + "Resetting rom_lock, Lock Owner %u.\n", lock_owner); + } /* * Either we got the lock, or someone * else died while holding it. @@ -2840,47 +2852,30 @@ static int qla82xx_device_bootstrap(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; - int i, timeout; + int i; uint32_t old_count, count; struct qla_hw_data *ha = vha->hw; - int need_reset = 0, peg_stuck = 1; + int need_reset = 0; need_reset = qla82xx_need_reset(ha); - old_count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); - - for (i = 0; i < 10; i++) { - timeout = msleep_interruptible(200); - if (timeout) { - qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, - QLA8XXX_DEV_FAILED); - return QLA_FUNCTION_FAILED; - } - - count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); - if (count != old_count) - peg_stuck = 0; - } - if (need_reset) { /* We are trying to perform a recovery here. */ - if (peg_stuck) + if (ha->flags.isp82xx_fw_hung) qla82xx_rom_lock_recovery(ha); - goto dev_initialize; } else { - /* Start of day for this ha context. */ - if (peg_stuck) { - /* Either we are the first or recovery in progress. */ - qla82xx_rom_lock_recovery(ha); - goto dev_initialize; - } else - /* Firmware already running. */ - goto dev_ready; + old_count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + for (i = 0; i < 10; i++) { + msleep(200); + count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + if (count != old_count) { + rval = QLA_SUCCESS; + goto dev_ready; + } + } + qla82xx_rom_lock_recovery(ha); } - return rval; - -dev_initialize: /* set to DEV_INITIALIZING */ ql_log(ql_log_info, vha, 0x009e, "HW State: INITIALIZING.\n"); @@ -3142,18 +3137,18 @@ qla82xx_check_md_needed(scsi_qla_host_t *vha) if (ql2xmdenable) { if (!ha->fw_dumped) { - if (fw_major_version != ha->fw_major_version || + if ((fw_major_version != ha->fw_major_version || fw_minor_version != ha->fw_minor_version || - fw_subminor_version != ha->fw_subminor_version) { + fw_subminor_version != ha->fw_subminor_version) || + (ha->prev_minidump_failed)) { ql_dbg(ql_dbg_p3p, vha, 0xb02d, - "Firmware version differs " - "Previous version: %d:%d:%d - " - "New version: %d:%d:%d\n", + "Firmware version differs Previous version: %d:%d:%d - New version: %d:%d:%d, prev_minidump_failed: %d.\n", fw_major_version, fw_minor_version, fw_subminor_version, ha->fw_major_version, ha->fw_minor_version, - ha->fw_subminor_version); + ha->fw_subminor_version, + ha->prev_minidump_failed); /* Release MiniDump resources */ qla82xx_md_free(vha); /* ALlocate MiniDump resources */ @@ -3682,8 +3677,10 @@ qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha) for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { sp = req->outstanding_cmds[cnt]; if (sp) { - if (!sp->u.scmd.ctx || - (sp->flags & SRB_FCP_CMND_DMA_VALID)) { + if ((!sp->u.scmd.ctx || + (sp->flags & + SRB_FCP_CMND_DMA_VALID)) && + !ha->flags.isp82xx_fw_hung) { spin_unlock_irqrestore( &ha->hardware_lock, flags); if (ha->isp_ops->abort_command(sp)) { |