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path: root/drivers/scsi/qla2xxx/qla_dbg.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_dbg.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_dbg.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index a20450e9a47..72bbaa91dc7 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -1526,6 +1526,17 @@ qla24xx_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
WRT_REG_DWORD(&reg->ctrl_status,
CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
+ RD_REG_DWORD(&reg->ctrl_status);
+
+ /* Wait for firmware to complete NVRAM accesses. */
+ udelay(5);
+ mb[0] = (uint32_t) RD_REG_WORD(&reg->mailbox0);
+ for (cnt = 10000 ; cnt && mb[0]; cnt--) {
+ udelay(5);
+ mb[0] = (uint32_t) RD_REG_WORD(&reg->mailbox0);
+ barrier();
+ }
+
udelay(20);
for (cnt = 0; cnt < 30000; cnt++) {
if ((RD_REG_DWORD(&reg->ctrl_status) &