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path: root/drivers/net/r8169.c
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Diffstat (limited to 'drivers/net/r8169.c')
-rw-r--r--drivers/net/r8169.c260
1 files changed, 193 insertions, 67 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index b82780d805f5..50c6a3cfe439 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -507,7 +507,8 @@ MODULE_LICENSE("GPL");
MODULE_VERSION(RTL8169_VERSION);
static int rtl8169_open(struct net_device *dev);
-static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev);
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
static int rtl8169_init_ring(struct net_device *dev);
static void rtl_hw_start(struct net_device *dev);
@@ -1222,17 +1223,6 @@ static const struct ethtool_ops rtl8169_ethtool_ops = {
.get_ethtool_stats = rtl8169_get_ethtool_stats,
};
-static void rtl8169_write_gmii_reg_bit(void __iomem *ioaddr, int reg,
- int bitnum, int bitval)
-{
- int val;
-
- val = mdio_read(ioaddr, reg);
- val = (bitval == 1) ?
- val | (bitval << bitnum) : val & ~(0x0001 << bitnum);
- mdio_write(ioaddr, reg, val & 0xffff);
-}
-
static void rtl8169_get_mac_version(struct rtl8169_private *tp,
void __iomem *ioaddr)
{
@@ -1328,54 +1318,69 @@ static void rtl_phy_write(void __iomem *ioaddr, struct phy_reg *regs, int len)
static void rtl8169s_hw_phy_config(void __iomem *ioaddr)
{
- struct {
- u16 regs[5]; /* Beware of bit-sign propagation */
- } phy_magic[5] = { {
- { 0x0000, //w 4 15 12 0
- 0x00a1, //w 3 15 0 00a1
- 0x0008, //w 2 15 0 0008
- 0x1020, //w 1 15 0 1020
- 0x1000 } },{ //w 0 15 0 1000
- { 0x7000, //w 4 15 12 7
- 0xff41, //w 3 15 0 ff41
- 0xde60, //w 2 15 0 de60
- 0x0140, //w 1 15 0 0140
- 0x0077 } },{ //w 0 15 0 0077
- { 0xa000, //w 4 15 12 a
- 0xdf01, //w 3 15 0 df01
- 0xdf20, //w 2 15 0 df20
- 0xff95, //w 1 15 0 ff95
- 0xfa00 } },{ //w 0 15 0 fa00
- { 0xb000, //w 4 15 12 b
- 0xff41, //w 3 15 0 ff41
- 0xde20, //w 2 15 0 de20
- 0x0140, //w 1 15 0 0140
- 0x00bb } },{ //w 0 15 0 00bb
- { 0xf000, //w 4 15 12 f
- 0xdf01, //w 3 15 0 df01
- 0xdf20, //w 2 15 0 df20
- 0xff95, //w 1 15 0 ff95
- 0xbf00 } //w 0 15 0 bf00
- }
- }, *p = phy_magic;
- unsigned int i;
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x006e },
+ { 0x08, 0x0708 },
+ { 0x15, 0x4000 },
+ { 0x18, 0x65c7 },
+
+ { 0x1f, 0x0001 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x0000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf60 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x0077 },
+ { 0x04, 0x7800 },
+ { 0x04, 0x7000 },
- mdio_write(ioaddr, 0x1f, 0x0001); //w 31 2 0 1
- mdio_write(ioaddr, 0x15, 0x1000); //w 21 15 0 1000
- mdio_write(ioaddr, 0x18, 0x65c7); //w 24 15 0 65c7
- rtl8169_write_gmii_reg_bit(ioaddr, 4, 11, 0); //w 4 11 11 0
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf0f9 },
+ { 0x04, 0x9800 },
+ { 0x04, 0x9000 },
- for (i = 0; i < ARRAY_SIZE(phy_magic); i++, p++) {
- int val, pos = 4;
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xa000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x00bb },
+ { 0x04, 0xb800 },
+ { 0x04, 0xb000 },
+
+ { 0x03, 0xdf41 },
+ { 0x02, 0xdc60 },
+ { 0x01, 0x6340 },
+ { 0x00, 0x007d },
+ { 0x04, 0xd800 },
+ { 0x04, 0xd000 },
+
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x100a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
- val = (mdio_read(ioaddr, pos) & 0x0fff) | (p->regs[0] & 0xffff);
- mdio_write(ioaddr, pos, val);
- while (--pos >= 0)
- mdio_write(ioaddr, pos, p->regs[4 - pos] & 0xffff);
- rtl8169_write_gmii_reg_bit(ioaddr, 4, 11, 1); //w 4 11 11 1
- rtl8169_write_gmii_reg_bit(ioaddr, 4, 11, 0); //w 4 11 11 0
- }
- mdio_write(ioaddr, 0x1f, 0x0000); //w 31 2 0 0
+ { 0x1f, 0x0000 },
+ { 0x0b, 0x0000 },
+ { 0x00, 0x9200 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}
static void rtl8169sb_hw_phy_config(void __iomem *ioaddr)
@@ -1389,6 +1394,124 @@ static void rtl8169sb_hw_phy_config(void __iomem *ioaddr)
rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}
+static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct pci_dev *pdev = tp->pci_dev;
+ u16 vendor_id, device_id;
+
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id);
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id);
+
+ if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000))
+ return;
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x10, 0xf01b);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x10, 0xf41b },
+ { 0x14, 0xfb54 },
+ { 0x18, 0xf5c7 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ rtl8169scd_hw_phy_config_quirk(tp, ioaddr);
+}
+
+static void rtl8169sce_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0x8480 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x18, 0x67c7 },
+ { 0x04, 0x2000 },
+ { 0x03, 0x002f },
+ { 0x02, 0x4360 },
+ { 0x01, 0x0109 },
+ { 0x00, 0x3022 },
+ { 0x04, 0x2800 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
static void rtl8168bb_hw_phy_config(void __iomem *ioaddr)
{
struct phy_reg phy_reg_init[] = {
@@ -1607,6 +1730,7 @@ static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
mdio_write(ioaddr, 0x1f, 0x0000);
mdio_patch(ioaddr, 0x11, 1 << 12);
mdio_patch(ioaddr, 0x19, 1 << 13);
+ mdio_patch(ioaddr, 0x10, 1 << 15);
rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}
@@ -1628,6 +1752,12 @@ static void rtl_hw_phy_config(struct net_device *dev)
case RTL_GIGA_MAC_VER_04:
rtl8169sb_hw_phy_config(ioaddr);
break;
+ case RTL_GIGA_MAC_VER_05:
+ rtl8169scd_hw_phy_config(tp, ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_06:
+ rtl8169sce_hw_phy_config(ioaddr);
+ break;
case RTL_GIGA_MAC_VER_07:
case RTL_GIGA_MAC_VER_08:
case RTL_GIGA_MAC_VER_09:
@@ -1861,8 +1991,6 @@ static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *dat
return 0;
case SIOCSMIIREG:
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
mdio_write(tp->mmio_addr, data->reg_num & 0x1f, data->val_in);
return 0;
}
@@ -2180,7 +2308,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_set_drvdata(pdev, dev);
if (netif_msg_probe(tp)) {
- u32 xid = RTL_R32(TxConfig) & 0x7cf0f8ff;
+ u32 xid = RTL_R32(TxConfig) & 0x9cf0f8ff;
printk(KERN_INFO "%s: %s at 0x%lx, "
"%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, "
@@ -2757,7 +2885,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
EnableBist | \
Mac_dbgo_oe | \
Force_half_dup | \
- Force_half_dup | \
+ Force_rxflow_en | \
Force_txflow_en | \
Cxpl_dbg_sel | \
ASF | \
@@ -3228,7 +3356,8 @@ static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev)
return 0;
}
-static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
struct rtl8169_private *tp = netdev_priv(dev);
unsigned int frags, entry = tp->cur_tx % NUM_TX_DESC;
@@ -3237,7 +3366,6 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev)
dma_addr_t mapping;
u32 status, len;
u32 opts1;
- int ret = NETDEV_TX_OK;
if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) {
if (netif_msg_drv(tp)) {
@@ -3288,14 +3416,12 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev)
netif_wake_queue(dev);
}
-out:
- return ret;
+ return NETDEV_TX_OK;
err_stop:
netif_stop_queue(dev);
- ret = NETDEV_TX_BUSY;
dev->stats.tx_dropped++;
- goto out;
+ return NETDEV_TX_BUSY;
}
static void rtl8169_pcierr_interrupt(struct net_device *dev)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.