diff options
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_init.c')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_init.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c index 1aca1b4f70b8..2045fd79095f 100644 --- a/drivers/scsi/qla4xxx/ql4_init.c +++ b/drivers/scsi/qla4xxx/ql4_init.c @@ -935,6 +935,16 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset) if (ha->isp_ops->start_firmware(ha) == QLA_ERROR) goto exit_init_hba; + /* + * For ISP83XX, mailbox and IOCB interrupts are enabled separately. + * Mailbox interrupts must be enabled prior to issuing any mailbox + * command in order to prevent the possibility of losing interrupts + * while switching from polling to interrupt mode. IOCB interrupts are + * enabled via isp_ops->enable_intrs. + */ + if (is_qla8032(ha)) + qla4_83xx_enable_mbox_intrs(ha); + if (qla4xxx_about_firmware(ha) == QLA_ERROR) goto exit_init_hba; |