Messages in this thread | | | Date | Fri, 21 Jul 2023 12:11:25 +0200 | Subject | Re: [Enable Designware XGMAC VLAN Stripping Feature 2/2] net: stmmac: dwxgmac2: Add support for HW-accelerated VLAN Stripping | From | Krzysztof Kozlowski <> |
| |
On 21/07/2023 08:26, Boon@ecsmtp.png.intel.com wrote: > From: Boon Khai Ng <boon.khai.ng@intel.com> > > Currently, VLAN tag stripping is done by software driver in > stmmac_rx_vlan(). This patch is to Add support for VLAN tag > stripping by the MAC hardware and MAC drivers to support it. > This is done by adding rx_hw_vlan() and set_hw_vlan_mode() > callbacks at stmmac_ops struct which are called from upper > software layer. ...
> if (priv->dma_cap.vlhash) { > ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; > ndev->features |= NETIF_F_HW_VLAN_STAG_FILTER; > diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c > index 23d53ea04b24..bd7f3326a44c 100644 > --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c > +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c > @@ -543,6 +543,12 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac) > plat->flags |= STMMAC_FLAG_TSO_EN; > } > > + /* Rx VLAN HW Stripping */ > + if (of_property_read_bool(np, "snps,rx-vlan-offload")) { > + dev_info(&pdev->dev, "RX VLAN HW Stripping\n");
Why? Drop.
Best regards, Krzysztof
| |