aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/qlcnic/qlcnic_hw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/qlcnic/qlcnic_hw.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_hw.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c
index 1947f817bf2..81de563ee96 100644
--- a/drivers/net/qlcnic/qlcnic_hw.c
+++ b/drivers/net/qlcnic/qlcnic_hw.c
@@ -1509,18 +1509,26 @@ qlcnic_dump_l2_cache(struct qlcnic_adapter *adapter,
for (i = 0; i < l2->no_ops; i++) {
QLCNIC_WR_DUMP_REG(l2->addr, base, val);
- do {
+ if (LSW(l2->ctrl_val))
QLCNIC_WR_DUMP_REG(l2->ctrl_addr, base,
LSW(l2->ctrl_val));
+ if (!poll_mask)
+ goto skip_poll;
+ do {
QLCNIC_RD_DUMP_REG(l2->ctrl_addr, base, &data);
if (!(data & poll_mask))
break;
msleep(1);
time_out++;
} while (time_out <= poll_to);
- if (time_out > poll_to)
- return -EINVAL;
+ if (time_out > poll_to) {
+ dev_err(&adapter->pdev->dev,
+ "Timeout exceeded in %s, aborting dump\n",
+ __func__);
+ return -EINVAL;
+ }
+skip_poll:
addr = l2->read_addr;
cnt = l2->read_addr_num;
while (cnt) {