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ramips: ralink-eth: add support for 5.4 kernel

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Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
This commit is contained in:
Chuanhong Guo 2020-04-09 17:59:09 +08:00
parent 0b68d081eb
commit e29e2a9484
2 changed files with 34 additions and 0 deletions
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14
target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c
View File

@ -88,8 +88,13 @@ int fe_connect_phy_node(struct fe_priv *priv, struct device_node *phy_node, int
return -ENODEV;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
phydev->supported &= PHY_GBIT_FEATURES;
phydev->advertising = phydev->supported;
#else
phy_set_max_speed(phydev, SPEED_1000);
linkmode_copy(phydev->advertising, phydev->supported);
#endif
phydev->no_auto_carrier_off = 1;
dev_info(priv->dev,
@ -110,9 +115,18 @@ static void phy_init(struct fe_priv *priv, struct phy_device *phy)
phy->autoneg = AUTONEG_ENABLE;
phy->speed = 0;
phy->duplex = 0;
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
phy->supported &= IS_ENABLED(CONFIG_NET_RALINK_MDIO_MT7620) ?
PHY_GBIT_FEATURES : PHY_BASIC_FEATURES;
phy->advertising = phy->supported | ADVERTISED_Autoneg;
#else
phy_set_max_speed(phy, IS_ENABLED(CONFIG_NET_RALINK_MDIO_MT7620) ?
SPEED_1000 :
SPEED_100);
linkmode_copy(phy->advertising, phy->supported);
linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phy->advertising);
#endif
phy_start_aneg(phy);
}

20
target/linux/ramips/files/drivers/net/ethernet/ralink/mtk_eth_soc.c
View File

@ -715,11 +715,19 @@ next_frag:
/* TX SG offload */
nr_frags = skb_shinfo(skb)->nr_frags;
for (i = 0; i < nr_frags; i++) {
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
struct skb_frag_struct *frag;
#else
skb_frag_t *frag;
#endif
frag = &skb_shinfo(skb)->frags[i];
if (fe_tx_dma_map_page(ring, &st, skb_frag_page(frag),
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
frag->page_offset, skb_frag_size(frag)))
#else
skb_frag_off(frag), skb_frag_size(frag)))
#endif
goto err_dma;
}
@ -754,7 +762,11 @@ next_frag:
netif_wake_queue(dev);
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 2, 0)
if (netif_xmit_stopped(netdev_get_tx_queue(dev, 0)) || !head->xmit_more)
#else
if (netif_xmit_stopped(netdev_get_tx_queue(dev, 0)) || !netdev_xmit_more())
#endif
fe_reg_w32(ring->tx_next_idx, FE_REG_TX_CTX_IDX0);
return 0;
@ -813,14 +825,22 @@ static inline int fe_cal_txd_req(struct sk_buff *skb)
{
struct sk_buff *head = skb;
int i, nfrags = 0;
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
struct skb_frag_struct *frag;
#else
skb_frag_t *frag;
#endif
next_frag:
nfrags++;
if (skb_is_gso(skb)) {
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
frag = &skb_shinfo(skb)->frags[i];
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0)
nfrags += DIV_ROUND_UP(frag->size, TX_DMA_BUF_LEN);
#else
nfrags += DIV_ROUND_UP(skb_frag_size(frag), TX_DMA_BUF_LEN);
#endif
}
} else {
nfrags += skb_shinfo(skb)->nr_frags;