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From 765e85481b20c58eae36f9911ad6289ece7d618b Mon Sep 17 00:00:00 2001
From: Igor Russkikh <irusskik@redhat.com>
Date: Fri, 6 Nov 2020 18:36:25 -0500
Subject: [PATCH 008/139] [netdrv] net: aquantia: implement vlan offload
configuration
Message-id: <1604687916-15087-9-git-send-email-irusskik@redhat.com>
Patchwork-id: 338434
Patchwork-instance: patchwork
O-Subject: [RHEL8.4 BZ 1857861 008/139] net: aquantia: implement vlan offload configuration
Bugzilla: 1857861
RH-Acked-by: David Arcari <darcari@redhat.com>
RH-Acked-by: John Linville <linville@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
Bugzilla: http://bugzilla.redhat.com/1857861
commit 04f207fb0c2fa768da1fd30642bb83554c46847f
Author: Igor Russkikh <Igor.Russkikh@aquantia.com>
Date: Wed Jun 26 12:35:49 2019 +0000
net: aquantia: implement vlan offload configuration
set_features should update flags and reinit hardware if
vlan offload settings were changed.
Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
Tested-by: Nikita Danilov <ndanilov@aquantia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Igor Russkikh <irusskik@redhat.com>
Cc: David Arcari <darcari@redhat.com>
Cc: Igor Russkikh <irusskik@redhat.com>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
drivers/net/ethernet/aquantia/atlantic/aq_main.c | 34 +++++++++++++++++++-----
1 file changed, 27 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
index 4ebf083c51c5..b4a0fb281e69 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
@@ -112,11 +112,16 @@ static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
static int aq_ndev_set_features(struct net_device *ndev,
netdev_features_t features)
{
+ bool is_vlan_rx_strip = !!(features & NETIF_F_HW_VLAN_CTAG_RX);
+ bool is_vlan_tx_insert = !!(features & NETIF_F_HW_VLAN_CTAG_TX);
struct aq_nic_s *aq_nic = netdev_priv(ndev);
- struct aq_nic_cfg_s *aq_cfg = aq_nic_get_cfg(aq_nic);
+ bool need_ndev_restart = false;
+ struct aq_nic_cfg_s *aq_cfg;
bool is_lro = false;
int err = 0;
+ aq_cfg = aq_nic_get_cfg(aq_nic);
+
if (!(features & NETIF_F_NTUPLE)) {
if (aq_nic->ndev->features & NETIF_F_NTUPLE) {
err = aq_clear_rxnfc_all_rules(aq_nic);
@@ -139,17 +144,32 @@ static int aq_ndev_set_features(struct net_device *ndev,
if (aq_cfg->is_lro != is_lro) {
aq_cfg->is_lro = is_lro;
-
- if (netif_running(ndev)) {
- aq_ndev_close(ndev);
- aq_ndev_open(ndev);
- }
+ need_ndev_restart = true;
}
}
- if ((aq_nic->ndev->features ^ features) & NETIF_F_RXCSUM)
+
+ if ((aq_nic->ndev->features ^ features) & NETIF_F_RXCSUM) {
err = aq_nic->aq_hw_ops->hw_set_offload(aq_nic->aq_hw,
aq_cfg);
+ if (unlikely(err))
+ goto err_exit;
+ }
+
+ if (aq_cfg->is_vlan_rx_strip != is_vlan_rx_strip) {
+ aq_cfg->is_vlan_rx_strip = is_vlan_rx_strip;
+ need_ndev_restart = true;
+ }
+ if (aq_cfg->is_vlan_tx_insert != is_vlan_tx_insert) {
+ aq_cfg->is_vlan_tx_insert = is_vlan_tx_insert;
+ need_ndev_restart = true;
+ }
+
+ if (need_ndev_restart && netif_running(ndev)) {
+ aq_ndev_close(ndev);
+ aq_ndev_open(ndev);
+ }
+
err_exit:
return err;
}
--
2.13.6