diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index c6ff1fa0e04d..6b6d0de09619 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -1134,6 +1134,35 @@ static int dwmac4_config_l4_filter(struct mac_device_info *hw, u32 filter_no, return 0; } +static void dwmac4_rx_hw_vlan(struct mac_device_info *hw, + struct dma_desc *rx_desc, struct sk_buff *skb) +{ + if (hw->desc->get_rx_vlan_valid(rx_desc)) { + u16 vid = hw->desc->get_rx_vlan_tci(rx_desc); + + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vid); + } +} + +static void dwmac4_set_hw_vlan_mode(struct mac_device_info *hw) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value = readl(ioaddr + GMAC_VLAN_TAG); + + value &= ~GMAC_VLAN_TAG_CTRL_EVLS_MASK; + + if (hw->hw_vlan_en) + /* Always strip VLAN on Receive */ + value |= GMAC_VLAN_TAG_STRIP_ALL; + else + /* Do not strip VLAN on Receive */ + value |= GMAC_VLAN_TAG_STRIP_NONE; + + /* Enable outer VLAN Tag in Rx DMA descriptor */ + value |= GMAC_VLAN_TAG_CTRL_EVLRXS; + writel(value, ioaddr + GMAC_VLAN_TAG); +} + const struct stmmac_ops dwmac4_ops = { .core_init = dwmac4_core_init, .phylink_get_caps = dwmac4_phylink_get_caps, @@ -1175,6 +1204,8 @@ const struct stmmac_ops dwmac4_ops = { .add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr, .del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr, .restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr, + .rx_hw_vlan = dwmac4_rx_hw_vlan, + .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode, }; const struct stmmac_ops dwmac410_ops = { @@ -1216,14 +1247,14 @@ const struct stmmac_ops dwmac410_ops = { .set_arp_offload = dwmac4_set_arp_offload, .config_l3_filter = dwmac4_config_l3_filter, .config_l4_filter = dwmac4_config_l4_filter, - .est_configure = dwmac5_est_configure, - .est_irq_status = dwmac5_est_irq_status, .fpe_configure = dwmac5_fpe_configure, .fpe_send_mpacket = dwmac5_fpe_send_mpacket, .fpe_irq_status = dwmac5_fpe_irq_status, .add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr, .del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr, .restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr, + .rx_hw_vlan = dwmac4_rx_hw_vlan, + .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode, }; const struct stmmac_ops dwmac510_ops = { @@ -1269,14 +1300,14 @@ const struct stmmac_ops dwmac510_ops = { .set_arp_offload = dwmac4_set_arp_offload, .config_l3_filter = dwmac4_config_l3_filter, .config_l4_filter = dwmac4_config_l4_filter, - .est_configure = dwmac5_est_configure, - .est_irq_status = dwmac5_est_irq_status, .fpe_configure = dwmac5_fpe_configure, .fpe_send_mpacket = dwmac5_fpe_send_mpacket, .fpe_irq_status = dwmac5_fpe_irq_status, .add_hw_vlan_rx_fltr = dwmac4_add_hw_vlan_rx_fltr, .del_hw_vlan_rx_fltr = dwmac4_del_hw_vlan_rx_fltr, .restore_hw_vlan_rx_fltr = dwmac4_restore_hw_vlan_rx_fltr, + .rx_hw_vlan = dwmac4_rx_hw_vlan, + .set_hw_vlan_mode = dwmac4_set_hw_vlan_mode, }; static u32 dwmac4_get_num_vlan(void __iomem *ioaddr) |