From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bowers, AndrewX Date: Thu, 28 May 2020 21:44:20 +0000 Subject: [Intel-wired-lan] [PATCH S45 13/15] ice: Fix transmit for all software offloaded VLANs In-Reply-To: <20200516005121.4963-13-anthony.l.nguyen@intel.com> References: <20200516005121.4963-1-anthony.l.nguyen@intel.com> <20200516005121.4963-13-anthony.l.nguyen@intel.com> Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: > -----Original Message----- > From: Intel-wired-lan On Behalf Of > Tony Nguyen > Sent: Friday, May 15, 2020 5:51 PM > To: intel-wired-lan at lists.osuosl.org > Subject: [Intel-wired-lan] [PATCH S45 13/15] ice: Fix transmit for all software > offloaded VLANs > > From: Brett Creeley > > Currently the driver does not recognize when there is an 802.1AD VLAN tag > right after the dmac/smac (outermost VLAN tag). If any DCB map is applied > and/or DCB is enabled this is causing the hardware to insert a VLAN 0 tag > after the 802.1AD VLAN tag that is already in the packet. > Fix this by preventing VLAN tag 0 from being added when any VLAN is > already present after dmac/smac (software offloaded) or skb (hardware > offloaded). > > Signed-off-by: Brett Creeley > --- > drivers/net/ethernet/intel/ice/ice_dcb_lib.c | 28 +++++------- > drivers/net/ethernet/intel/ice/ice_dcb_lib.h | 2 +- > drivers/net/ethernet/intel/ice/ice_txrx.c | 45 +++++--------------- > 3 files changed, 21 insertions(+), 54 deletions(-) Tested-by: Andrew Bowers