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Date: Thu, 21 Dec 2017 21:50:14 +0100
From: Heiner Kallweit <hkallweit1@...il.com>
To: Andrew Lunn <andrew@...n.ch>,
Realtek linux nic maintainers <nic_swsd@...ltek.com>,
Chun-Hao Lin <hau@...ltek.com>
Cc: David Miller <davem@...emloft.net>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH RFC 04/18] r8168: remove TBI mode support needed for MAC
version 01 only
Remove TBI mode support needed for MAC version 01 only.
Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
drivers/net/ethernet/realtek/r8168.c | 123 ++---------------------------------
1 file changed, 6 insertions(+), 117 deletions(-)
diff --git a/drivers/net/ethernet/realtek/r8168.c b/drivers/net/ethernet/realtek/r8168.c
index a80b7ce80..48b7edff8 100644
--- a/drivers/net/ethernet/realtek/r8168.c
+++ b/drivers/net/ethernet/realtek/r8168.c
@@ -426,12 +426,6 @@ enum rtl_registers {
FuncForceEvent = 0xfc,
};
-enum rtl8110_registers {
- TBICSR = 0x64,
- TBI_ANAR = 0x68,
- TBI_LPAR = 0x6a,
-};
-
enum rtl8168_8101_registers {
CSIDR = 0x64,
CSIAR = 0x68,
@@ -603,14 +597,6 @@ enum rtl_register_content {
PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */
ASPM_en = (1 << 0), /* ASPM enable */
- /* TBICSR p.28 */
- TBIReset = 0x80000000,
- TBILoopback = 0x40000000,
- TBINwEnable = 0x20000000,
- TBINwRestart = 0x10000000,
- TBILinkOk = 0x02000000,
- TBINwComplete = 0x01000000,
-
/* CPlusCmd p.31 */
EnableBist = (1 << 15), // 8168 8101
Mac_dbgo_oe = (1 << 14), // 8168 8101
@@ -641,9 +627,6 @@ enum rtl_register_content {
LinkStatus = 0x02,
FullDup = 0x01,
- /* _TBICSRBit */
- TBILinkOK = 0x02000000,
-
/* ResetCounterCommand */
CounterReset = 0x1,
@@ -1581,35 +1564,16 @@ static void rtl8169_irq_mask_and_ack(struct rtl8169_private *tp)
RTL_R8(ChipCmd);
}
-static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp)
-{
- void __iomem *ioaddr = tp->mmio_addr;
-
- return RTL_R32(TBICSR) & TBIReset;
-}
-
static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp)
{
return rtl_readphy(tp, MII_BMCR) & BMCR_RESET;
}
-static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr)
-{
- return RTL_R32(TBICSR) & TBILinkOk;
-}
-
static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr)
{
return RTL_R8(PHYstatus) & LinkStatus;
}
-static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp)
-{
- void __iomem *ioaddr = tp->mmio_addr;
-
- RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset);
-}
-
static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp)
{
unsigned int val;
@@ -1911,29 +1875,6 @@ static int rtl8169_get_regs_len(struct net_device *dev)
return R8169_REGS_SIZE;
}
-static int rtl8169_set_speed_tbi(struct net_device *dev,
- u8 autoneg, u16 speed, u8 duplex, u32 ignored)
-{
- struct rtl8169_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->mmio_addr;
- int ret = 0;
- u32 reg;
-
- reg = RTL_R32(TBICSR);
- if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) &&
- (duplex == DUPLEX_FULL)) {
- RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart));
- } else if (autoneg == AUTONEG_ENABLE)
- RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart);
- else {
- netif_warn(tp, link, dev,
- "incorrect speed setting refused in TBI mode\n");
- ret = -EOPNOTSUPP;
- }
-
- return ret;
-}
-
static int rtl8169_set_speed_xmii(struct net_device *dev,
u8 autoneg, u16 speed, u8 duplex, u32 adv)
{
@@ -2095,33 +2036,6 @@ static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb)
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), swab16(opts2 & 0xffff));
}
-static int rtl8169_get_link_ksettings_tbi(struct net_device *dev,
- struct ethtool_link_ksettings *cmd)
-{
- struct rtl8169_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->mmio_addr;
- u32 status;
- u32 supported, advertising;
-
- supported =
- SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE;
- cmd->base.port = PORT_FIBRE;
-
- status = RTL_R32(TBICSR);
- advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0;
- cmd->base.autoneg = !!(status & TBINwEnable);
-
- cmd->base.speed = SPEED_1000;
- cmd->base.duplex = DUPLEX_FULL; /* Always set */
-
- ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
- supported);
- ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
- advertising);
-
- return 0;
-}
-
static int rtl8169_get_link_ksettings_xmii(struct net_device *dev,
struct ethtool_link_ksettings *cmd)
{
@@ -4438,14 +4352,6 @@ static void rtl8169_phy_reset(struct net_device *dev,
rtl_msleep_loop_wait_low(tp, &rtl_phy_reset_cond, 1, 100);
}
-static bool rtl_tbi_enabled(struct rtl8169_private *tp)
-{
- void __iomem *ioaddr = tp->mmio_addr;
-
- return (tp->mac_version == RTL_GIGA_MAC_VER_01) &&
- (RTL_R8(PHYstatus) & TBI_Enable);
-}
-
static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
{
rtl_hw_phy_config(dev);
@@ -4460,9 +4366,6 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
(tp->mii.supports_gmii ?
ADVERTISED_1000baseT_Half |
ADVERTISED_1000baseT_Full : 0));
-
- if (rtl_tbi_enabled(tp))
- netif_info(tp, link, dev, "TBI auto-negotiating\n");
}
static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr)
@@ -4535,11 +4438,6 @@ static int rtl_xmii_ioctl(struct rtl8169_private *tp,
return -EOPNOTSUPP;
}
-static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
-{
- return -EOPNOTSUPP;
-}
-
static void rtl_init_mdio_ops(struct rtl8169_private *tp)
{
struct mdio_ops *ops = &tp->mdio_ops;
@@ -8263,21 +8161,12 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
tp->features |= rtl_try_msi(tp, cfg);
RTL_W8(Cfg9346, Cfg9346_Lock);
- if (rtl_tbi_enabled(tp)) {
- tp->set_speed = rtl8169_set_speed_tbi;
- tp->get_link_ksettings = rtl8169_get_link_ksettings_tbi;
- tp->phy_reset_enable = rtl8169_tbi_reset_enable;
- tp->phy_reset_pending = rtl8169_tbi_reset_pending;
- tp->link_ok = rtl8169_tbi_link_ok;
- tp->do_ioctl = rtl_tbi_ioctl;
- } else {
- tp->set_speed = rtl8169_set_speed_xmii;
- tp->get_link_ksettings = rtl8169_get_link_ksettings_xmii;
- tp->phy_reset_enable = rtl8169_xmii_reset_enable;
- tp->phy_reset_pending = rtl8169_xmii_reset_pending;
- tp->link_ok = rtl8169_xmii_link_ok;
- tp->do_ioctl = rtl_xmii_ioctl;
- }
+ tp->set_speed = rtl8169_set_speed_xmii;
+ tp->get_link_ksettings = rtl8169_get_link_ksettings_xmii;
+ tp->phy_reset_enable = rtl8169_xmii_reset_enable;
+ tp->phy_reset_pending = rtl8169_xmii_reset_pending;
+ tp->link_ok = rtl8169_xmii_link_ok;
+ tp->do_ioctl = rtl_xmii_ioctl;
mutex_init(&tp->wk.mutex);
u64_stats_init(&tp->rx_stats.syncp);
--
2.15.1
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