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-rw-r--r--drivers/net/r8169.c90
1 files changed, 55 insertions, 35 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index eb793fa4611c..0d2aeb84510f 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -156,6 +156,7 @@ enum mac_version {
156 RTL_GIGA_MAC_VER_03 = 0x03, // 8110S 156 RTL_GIGA_MAC_VER_03 = 0x03, // 8110S
157 RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB 157 RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB
158 RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd 158 RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd
159 RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe
159 RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb 160 RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb
160 RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be 8168Bf 161 RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be 8168Bf
161 RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb 8101Ec 162 RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb 8101Ec
@@ -185,6 +186,7 @@ static const struct {
185 _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S 186 _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S
186 _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB 187 _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB
187 _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd 188 _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd
189 _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe
188 _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E 190 _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E
189 _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E 191 _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E
190 _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139 192 _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139
@@ -328,6 +330,10 @@ enum RTL8169_register_content {
328 /* Config1 register p.24 */ 330 /* Config1 register p.24 */
329 PMEnable = (1 << 0), /* Power Management Enable */ 331 PMEnable = (1 << 0), /* Power Management Enable */
330 332
333 /* Config2 register p. 25 */
334 PCI_Clock_66MHz = 0x01,
335 PCI_Clock_33MHz = 0x00,
336
331 /* Config3 register p.25 */ 337 /* Config3 register p.25 */
332 MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */ 338 MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */
333 LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */ 339 LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */
@@ -1169,6 +1175,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *io
1169 { 0x34000000, RTL_GIGA_MAC_VER_13 }, 1175 { 0x34000000, RTL_GIGA_MAC_VER_13 },
1170 { 0x30800000, RTL_GIGA_MAC_VER_14 }, 1176 { 0x30800000, RTL_GIGA_MAC_VER_14 },
1171 { 0x30000000, RTL_GIGA_MAC_VER_11 }, 1177 { 0x30000000, RTL_GIGA_MAC_VER_11 },
1178 { 0x98000000, RTL_GIGA_MAC_VER_06 },
1172 { 0x18000000, RTL_GIGA_MAC_VER_05 }, 1179 { 0x18000000, RTL_GIGA_MAC_VER_05 },
1173 { 0x10000000, RTL_GIGA_MAC_VER_04 }, 1180 { 0x10000000, RTL_GIGA_MAC_VER_04 },
1174 { 0x04000000, RTL_GIGA_MAC_VER_03 }, 1181 { 0x04000000, RTL_GIGA_MAC_VER_03 },
@@ -1177,7 +1184,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, void __iomem *io
1177 }, *p = mac_info; 1184 }, *p = mac_info;
1178 u32 reg; 1185 u32 reg;
1179 1186
1180 reg = RTL_R32(TxConfig) & 0x7c800000; 1187 reg = RTL_R32(TxConfig) & 0xfc800000;
1181 while ((reg & p->mask) != p->mask) 1188 while ((reg & p->mask) != p->mask)
1182 p++; 1189 p++;
1183 tp->mac_version = p->mac_version; 1190 tp->mac_version = p->mac_version;
@@ -1425,10 +1432,10 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
1425 dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); 1432 dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
1426 RTL_W8(0x82, 0x01); 1433 RTL_W8(0x82, 0x01);
1427 1434
1428 if (tp->mac_version < RTL_GIGA_MAC_VER_03) { 1435 pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);
1429 dprintk("Set PCI Latency=0x40\n"); 1436
1430 pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); 1437 if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
1431 } 1438 pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
1432 1439
1433 if (tp->mac_version == RTL_GIGA_MAC_VER_02) { 1440 if (tp->mac_version == RTL_GIGA_MAC_VER_02) {
1434 dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); 1441 dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
@@ -1844,9 +1851,6 @@ static void rtl_hw_start(struct net_device *dev)
1844 1851
1845 tp->hw_start(dev); 1852 tp->hw_start(dev);
1846 1853
1847 /* Enable all known interrupts by setting the interrupt mask. */
1848 RTL_W16(IntrMask, rtl8169_intr_mask);
1849
1850 netif_start_queue(dev); 1854 netif_start_queue(dev);
1851} 1855}
1852 1856
@@ -1880,31 +1884,41 @@ static void rtl_set_rx_max_size(void __iomem *ioaddr)
1880 RTL_W16(RxMaxSize, 16383); 1884 RTL_W16(RxMaxSize, 16383);
1881} 1885}
1882 1886
1887static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
1888{
1889 struct {
1890 u32 mac_version;
1891 u32 clk;
1892 u32 val;
1893 } cfg2_info [] = {
1894 { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd
1895 { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
1896 { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
1897 { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
1898 }, *p = cfg2_info;
1899 unsigned int i;
1900 u32 clk;
1901
1902 clk = RTL_R8(Config2) & PCI_Clock_66MHz;
1903 for (i = 0; i < ARRAY_SIZE(cfg2_info); i++) {
1904 if ((p->mac_version == mac_version) && (p->clk == clk)) {
1905 RTL_W32(0x7c, p->val);
1906 break;
1907 }
1908 }
1909}
1910
1883static void rtl_hw_start_8169(struct net_device *dev) 1911static void rtl_hw_start_8169(struct net_device *dev)
1884{ 1912{
1885 struct rtl8169_private *tp = netdev_priv(dev); 1913 struct rtl8169_private *tp = netdev_priv(dev);
1886 void __iomem *ioaddr = tp->mmio_addr; 1914 void __iomem *ioaddr = tp->mmio_addr;
1887 struct pci_dev *pdev = tp->pci_dev; 1915 struct pci_dev *pdev = tp->pci_dev;
1888 u16 cmd;
1889 1916
1890 if (tp->mac_version == RTL_GIGA_MAC_VER_05) { 1917 if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
1891 RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW); 1918 RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW);
1892 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08); 1919 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
1893 } 1920 }
1894 1921
1895 /* Undocumented stuff. */
1896 if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
1897 /* Realtek's r1000_n.c driver uses '&& 0x01' here. Well... */
1898 if ((RTL_R8(Config2) & 0x07) & 0x01)
1899 RTL_W32(0x7c, 0x0007ffff);
1900
1901 RTL_W32(0x7c, 0x0007ff00);
1902
1903 pci_read_config_word(pdev, PCI_COMMAND, &cmd);
1904 cmd = cmd & 0xef;
1905 pci_write_config_word(pdev, PCI_COMMAND, cmd);
1906 }
1907
1908 RTL_W8(Cfg9346, Cfg9346_Unlock); 1922 RTL_W8(Cfg9346, Cfg9346_Unlock);
1909 if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || 1923 if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
1910 (tp->mac_version == RTL_GIGA_MAC_VER_02) || 1924 (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
@@ -1916,11 +1930,7 @@ static void rtl_hw_start_8169(struct net_device *dev)
1916 1930
1917 rtl_set_rx_max_size(ioaddr); 1931 rtl_set_rx_max_size(ioaddr);
1918 1932
1919 if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || 1933 rtl_set_rx_tx_config_registers(tp);
1920 (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
1921 (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
1922 (tp->mac_version == RTL_GIGA_MAC_VER_04))
1923 rtl_set_rx_tx_config_registers(tp);
1924 1934
1925 tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; 1935 tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
1926 1936
@@ -1933,6 +1943,8 @@ static void rtl_hw_start_8169(struct net_device *dev)
1933 1943
1934 RTL_W16(CPlusCmd, tp->cp_cmd); 1944 RTL_W16(CPlusCmd, tp->cp_cmd);
1935 1945
1946 rtl8169_set_magic_reg(ioaddr, tp->mac_version);
1947
1936 /* 1948 /*
1937 * Undocumented corner. Supposedly: 1949 * Undocumented corner. Supposedly:
1938 * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets 1950 * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets
@@ -1941,14 +1953,6 @@ static void rtl_hw_start_8169(struct net_device *dev)
1941 1953
1942 rtl_set_rx_tx_desc_registers(tp, ioaddr); 1954 rtl_set_rx_tx_desc_registers(tp, ioaddr);
1943 1955
1944 if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
1945 (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
1946 (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
1947 (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
1948 RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
1949 rtl_set_rx_tx_config_registers(tp);
1950 }
1951
1952 RTL_W8(Cfg9346, Cfg9346_Lock); 1956 RTL_W8(Cfg9346, Cfg9346_Lock);
1953 1957
1954 /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ 1958 /* Initially a 10 us delay. Turned it into a PCI commit. - FR */
@@ -1960,6 +1964,11 @@ static void rtl_hw_start_8169(struct net_device *dev)
1960 1964
1961 /* no early-rx interrupts */ 1965 /* no early-rx interrupts */
1962 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); 1966 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
1967
1968 /* Enable all known interrupts by setting the interrupt mask. */
1969 RTL_W16(IntrMask, rtl8169_intr_mask);
1970
1971 RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
1963} 1972}
1964 1973
1965static void rtl_hw_start_8168(struct net_device *dev) 1974static void rtl_hw_start_8168(struct net_device *dev)
@@ -1993,6 +2002,8 @@ static void rtl_hw_start_8168(struct net_device *dev)
1993 rtl_set_rx_mode(dev); 2002 rtl_set_rx_mode(dev);
1994 2003
1995 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); 2004 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
2005
2006 RTL_W16(IntrMask, rtl8169_intr_mask);
1996} 2007}
1997 2008
1998static void rtl_hw_start_8101(struct net_device *dev) 2009static void rtl_hw_start_8101(struct net_device *dev)
@@ -2032,6 +2043,8 @@ static void rtl_hw_start_8101(struct net_device *dev)
2032 rtl_set_rx_mode(dev); 2043 rtl_set_rx_mode(dev);
2033 2044
2034 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); 2045 RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
2046
2047 RTL_W16(IntrMask, rtl8169_intr_mask);
2035} 2048}
2036 2049
2037static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) 2050static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
@@ -2689,6 +2702,13 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
2689 tp->stats.rx_bytes += pkt_size; 2702 tp->stats.rx_bytes += pkt_size;
2690 tp->stats.rx_packets++; 2703 tp->stats.rx_packets++;
2691 } 2704 }
2705
2706 /* Work around for AMD plateform. */
2707 if ((desc->opts2 & 0xfffe000) &&
2708 (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
2709 desc->opts2 = 0;
2710 cur_rx++;
2711 }
2692 } 2712 }
2693 2713
2694 count = cur_rx - tp->cur_rx; 2714 count = cur_rx - tp->cur_rx;