diff options
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_sup.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index ad2fa01bd23..af16c55b47a 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -550,7 +550,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, int ret; uint32_t liter, miter; uint32_t sec_mask, rest_addr, conf_addr; - uint32_t fdata, findex ; + uint32_t fdata, findex, cnt; uint8_t man_id, flash_id; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; dma_addr_t optrom_dma; @@ -690,8 +690,14 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, 0xff0000) | ((fdata >> 16) & 0xff)); } - /* Enable flash write-protection. */ + /* Enable flash write-protection and wait for completion. */ qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0x9c); + for (cnt = 300; cnt && + qla24xx_read_flash_dword(ha, + flash_conf_to_access_addr(0x005)) & BIT_0; + cnt--) { + udelay(10); + } /* Disable flash write. */ WRT_REG_DWORD(®->ctrl_status, |