On Wed, 20 May 2020 09:20:12 +0800 Huazhong Tan wrote: > From: GuoJia Liao <liaoguo...@huawei.com> > > There is a scenario which needs vNICs enable the VLAN filter > in access port, while disable the VLAN filter in trunk port. > Access port and trunk port can switch according to the user's > configuration. > > This patch adds support for the dynamic VLAN mode. then the > HNS3 driver can support two VLAN modes: default VLAN mode and > dynamic VLAN mode. User can switch the mode through the > configuration file.
What configuration file? Sounds like you're reimplementing trusted VFs (ndo_set_vf_trust). > In default VLAN mode, port based VLAN filter and VF VLAN > filter should always be enabled. > > In dynamic VLAN mode, port based VLAN filter is disabled, and > VF VLAN filter is disabled defaultly, and should be enabled > when there is a non-zero VLAN ID. In addition, VF VLAN filter > is enabled if PVID is enabled for vNIC. > > When enable promisc, VLAN filter should be disabled. When disable > promisc, VLAN filter's status depends on the value of > 'vport->vf_vlan_en', which is used to record the VF VLAN filter > status. > > In default VLAN mode, 'vport->vf_vlan_en' always be 'true', so > VF VLAN filter will set to be enabled after disabling promisc. > > In dynamic VLAN mode, 'vport->vf_vlan_en' lies on whether there > is a non-zero VLAN ID. > > Signed-off-by: GuoJia Liao <liaoguo...@huawei.com> > Signed-off-by: Huazhong Tan <tanhuazh...@huawei.com>
