diff options
| author | Yonglong Liu <[email protected]> | 2018-12-15 11:53:24 +0800 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2018-12-16 12:07:32 -0800 |
| commit | 31f6b61d810654fb3ef43f4d8afda0f44b142fad (patch) | |
| tree | 4f99af285fd4d6505b306db61f7f4f8bbd699905 | |
| parent | 5778b13b64eca5549d242686f2f91a2c80c8fa40 (diff) | |
net: hns: Clean rx fbd when ae stopped.
If there are packets in hardware when changing the speed or duplex,
it may cause hardware hang up.
This patch adds the code to wait rx fbd clean up when ae stopped.
Signed-off-by: Yonglong Liu <[email protected]>
Signed-off-by: Peng Li <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index b52029e26d15..ad1779fc410e 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -379,6 +379,9 @@ static void hns_ae_stop(struct hnae_handle *handle) hns_ae_ring_enable_all(handle, 0); + /* clean rx fbd. */ + hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_RX); + (void)hns_mac_vm_config_bc_en(mac_cb, 0, false); } |