From 8b9795185954c13f1e550c1dee9098c3dbd3ce60 Mon Sep 17 00:00:00 2001 From: Saurav Kashyap Date: Wed, 22 Aug 2012 14:21:22 -0400 Subject: [PATCH] [SCSI] qla2xxx: set idc version if function is first one to come. Signed-off-by: Saurav Kashyap Signed-off-by: Chad Dupuis Signed-off-by: James Bottomley --- drivers/scsi/qla2xxx/qla_dbg.c | 1 - drivers/scsi/qla2xxx/qla_nx.c | 30 ++++++++++++++++++++++++++---- 2 files changed, 26 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 6de4d0319715..279f52c7dfcd 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -34,7 +34,6 @@ * | AER/EEH | 0x9011 | | * | Virtual Port | 0xa007 | | * | ISP82XX Specific | 0xb084 | 0xb002,0xb024 | - * | | | 0xb082,0xb083 | * | MultiQ | 0xc00c | | * | Misc | 0xd010 | | * | Target Mode | 0xe06f | | diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 9fc08b881f9c..3a054445fca1 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -2302,6 +2302,29 @@ void qla82xx_init_flags(struct qla_hw_data *ha) ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg; } +inline void +qla82xx_set_idc_version(scsi_qla_host_t *vha) +{ + int idc_ver; + uint32_t drv_active; + struct qla_hw_data *ha = vha->hw; + + drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + if (drv_active == (QLA82XX_DRV_ACTIVE << (ha->portnum * 4))) { + qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, + QLA82XX_IDC_VERSION); + ql_log(ql_log_info, vha, 0xb082, + "IDC version updated to %d\n", QLA82XX_IDC_VERSION); + } else { + idc_ver = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_IDC_VERSION); + if (idc_ver != QLA82XX_IDC_VERSION) + ql_log(ql_log_info, vha, 0xb083, + "qla2xxx driver IDC version %d is not compatible " + "with IDC version %d of the other drivers\n", + QLA82XX_IDC_VERSION, idc_ver); + } +} + inline void qla82xx_set_drv_active(scsi_qla_host_t *vha) { @@ -2878,9 +2901,6 @@ dev_initialize: "HW State: INITIALIZING.\n"); qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_INITIALIZING); - /* Driver that sets device state to initializating sets IDC version */ - qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, QLA82XX_IDC_VERSION); - qla82xx_idc_unlock(ha); rval = qla82xx_start_firmware(vha); qla82xx_idc_lock(ha); @@ -3210,8 +3230,10 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha) int loopcount = 0; qla82xx_idc_lock(ha); - if (!vha->flags.init_done) + if (!vha->flags.init_done) { qla82xx_set_drv_active(vha); + qla82xx_set_idc_version(vha); + } dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); old_dev_state = dev_state; -- 2.39.5