target/linux/brcm2708/patches-4.14/950-0270-net-lan78xx-Add-support-for-VLAN-filtering.patch

   1 From c9101bf318db158e88e293aface9ce952657d958 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.org>
   3 Date: Tue, 10 Apr 2018 12:39:06 +0100
   4 Subject: [PATCH 270/454] net: lan78xx: Add support for VLAN filtering.
   5
   6 HW_VLAN_CTAG_FILTER was partially implemented, but not fully to Linux.
   7 Complete the implementation of this.
   8
   9 See #2458.
  10
  11 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
  12 ---
  13  drivers/net/usb/lan78xx.c | 5 ++++-
  14  1 file changed, 4 insertions(+), 1 deletion(-)
  15
  16 --- a/drivers/net/usb/lan78xx.c
  17 +++ b/drivers/net/usb/lan78xx.c
  18 @@ -2279,7 +2279,7 @@ static int lan78xx_set_features(struct n
  19                 pdata->rfe_ctl &= ~(RFE_CTL_ICMP_COE_ | RFE_CTL_IGMP_COE_);
  20         }
  21
  22 -       if (features & NETIF_F_HW_VLAN_CTAG_RX)
  23 +       if (features & NETIF_F_HW_VLAN_CTAG_FILTER)
  24                 pdata->rfe_ctl |= RFE_CTL_VLAN_FILTER_;
  25         else
  26                 pdata->rfe_ctl &= ~RFE_CTL_VLAN_FILTER_;
  27 @@ -2892,6 +2892,9 @@ static int lan78xx_bind(struct lan78xx_n
  28         if (DEFAULT_TSO_CSUM_ENABLE)
  29                 dev->net->features |= NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_SG;
  30
  31 +       if (DEFAULT_VLAN_FILTER_ENABLE)
  32 +               dev->net->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
  33 +
  34         dev->net->hw_features = dev->net->features;
  35
  36         ret = lan78xx_setup_irq_domain(dev);