Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 2 | * r8169.c: RealTek 8169/8168/8101 ethernet driver. |
| 3 | * |
| 4 | * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw> |
| 5 | * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com> |
| 6 | * Copyright (c) a lot of people too. Please respect their work. |
| 7 | * |
| 8 | * See MAINTAINERS file for support contact information. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #include <linux/module.h> |
| 12 | #include <linux/moduleparam.h> |
| 13 | #include <linux/pci.h> |
| 14 | #include <linux/netdevice.h> |
| 15 | #include <linux/etherdevice.h> |
| 16 | #include <linux/delay.h> |
| 17 | #include <linux/ethtool.h> |
| 18 | #include <linux/mii.h> |
| 19 | #include <linux/if_vlan.h> |
| 20 | #include <linux/crc32.h> |
| 21 | #include <linux/in.h> |
| 22 | #include <linux/ip.h> |
| 23 | #include <linux/tcp.h> |
| 24 | #include <linux/init.h> |
| 25 | #include <linux/dma-mapping.h> |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 26 | #include <linux/pm_runtime.h> |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 27 | #include <linux/firmware.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 29 | #include <asm/system.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | #include <asm/io.h> |
| 31 | #include <asm/irq.h> |
| 32 | |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 33 | #define RTL8169_VERSION "2.3LK-NAPI" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | #define MODULENAME "r8169" |
| 35 | #define PFX MODULENAME ": " |
| 36 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 37 | #define FIRMWARE_8168D_1 "rtl_nic/rtl8168d-1.fw" |
| 38 | #define FIRMWARE_8168D_2 "rtl_nic/rtl8168d-2.fw" |
| 39 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | #ifdef RTL8169_DEBUG |
| 41 | #define assert(expr) \ |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 42 | if (!(expr)) { \ |
| 43 | printk( "Assertion failed! %s,%s,%s,line=%d\n", \ |
Harvey Harrison | b39d66a | 2008-08-20 16:52:04 -0700 | [diff] [blame] | 44 | #expr,__FILE__,__func__,__LINE__); \ |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 45 | } |
Joe Perches | 06fa735 | 2007-10-18 21:15:00 +0200 | [diff] [blame] | 46 | #define dprintk(fmt, args...) \ |
| 47 | do { printk(KERN_DEBUG PFX fmt, ## args); } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | #else |
| 49 | #define assert(expr) do {} while (0) |
| 50 | #define dprintk(fmt, args...) do {} while (0) |
| 51 | #endif /* RTL8169_DEBUG */ |
| 52 | |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 53 | #define R8169_MSG_DEFAULT \ |
Francois Romieu | f0e837d | 2005-09-30 16:54:02 -0700 | [diff] [blame] | 54 | (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN) |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 55 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | #define TX_BUFFS_AVAIL(tp) \ |
| 57 | (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1) |
| 58 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). |
| 60 | The RTL chips use a 64 element hash table based on the Ethernet CRC. */ |
Arjan van de Ven | f71e130 | 2006-03-03 21:33:57 -0500 | [diff] [blame] | 61 | static const int multicast_filter_limit = 32; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | |
| 63 | /* MAC address length */ |
| 64 | #define MAC_ADDR_LEN 6 |
| 65 | |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 66 | #define MAX_READ_REQUEST_SHIFT 12 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 67 | #define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */ |
| 68 | #define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ |
| 69 | #define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ |
| 71 | #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ |
| 72 | |
| 73 | #define R8169_REGS_SIZE 256 |
| 74 | #define R8169_NAPI_WEIGHT 64 |
| 75 | #define NUM_TX_DESC 64 /* Number of Tx descriptor registers */ |
| 76 | #define NUM_RX_DESC 256 /* Number of Rx descriptor registers */ |
| 77 | #define RX_BUF_SIZE 1536 /* Rx Buffer size */ |
| 78 | #define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc)) |
| 79 | #define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc)) |
| 80 | |
| 81 | #define RTL8169_TX_TIMEOUT (6*HZ) |
| 82 | #define RTL8169_PHY_TIMEOUT (10*HZ) |
| 83 | |
françois romieu | ea8dbdd | 2009-03-15 01:10:50 +0000 | [diff] [blame] | 84 | #define RTL_EEPROM_SIG cpu_to_le32(0x8129) |
| 85 | #define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff) |
Francois Romieu | e1564ec | 2008-10-16 22:46:13 +0200 | [diff] [blame] | 86 | #define RTL_EEPROM_SIG_ADDR 0x0000 |
| 87 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | /* write/read MMIO register */ |
| 89 | #define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg)) |
| 90 | #define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg)) |
| 91 | #define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg)) |
| 92 | #define RTL_R8(reg) readb (ioaddr + (reg)) |
| 93 | #define RTL_R16(reg) readw (ioaddr + (reg)) |
Junchang Wang | 06f555f | 2010-05-30 02:26:07 +0000 | [diff] [blame] | 94 | #define RTL_R32(reg) readl (ioaddr + (reg)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | |
| 96 | enum mac_version { |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 97 | RTL_GIGA_MAC_NONE = 0x00, |
Francois Romieu | ba6eb6e | 2007-06-11 23:35:18 +0200 | [diff] [blame] | 98 | RTL_GIGA_MAC_VER_01 = 0x01, // 8169 |
| 99 | RTL_GIGA_MAC_VER_02 = 0x02, // 8169S |
| 100 | RTL_GIGA_MAC_VER_03 = 0x03, // 8110S |
| 101 | RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB |
| 102 | RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 103 | RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 104 | RTL_GIGA_MAC_VER_07 = 0x07, // 8102e |
| 105 | RTL_GIGA_MAC_VER_08 = 0x08, // 8102e |
| 106 | RTL_GIGA_MAC_VER_09 = 0x09, // 8102e |
| 107 | RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 108 | RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 109 | RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be |
| 110 | RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb |
| 111 | RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ? |
| 112 | RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ? |
| 113 | RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec |
| 114 | RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf |
| 115 | RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP |
| 116 | RTL_GIGA_MAC_VER_19 = 0x13, // 8168C |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 117 | RTL_GIGA_MAC_VER_20 = 0x14, // 8168C |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 118 | RTL_GIGA_MAC_VER_21 = 0x15, // 8168C |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 119 | RTL_GIGA_MAC_VER_22 = 0x16, // 8168C |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 120 | RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 121 | RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 122 | RTL_GIGA_MAC_VER_25 = 0x19, // 8168D |
| 123 | RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D |
| 124 | RTL_GIGA_MAC_VER_27 = 0x1b // 8168DP |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | }; |
| 126 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 127 | #define _R(NAME,MAC,MASK) \ |
| 128 | { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK } |
| 129 | |
Jesper Juhl | 3c6bee1 | 2006-01-09 20:54:01 -0800 | [diff] [blame] | 130 | static const struct { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | const char *name; |
| 132 | u8 mac_version; |
| 133 | u32 RxConfigMask; /* Clears the bits supported by this chip */ |
| 134 | } rtl_chip_info[] = { |
Francois Romieu | ba6eb6e | 2007-06-11 23:35:18 +0200 | [diff] [blame] | 135 | _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169 |
| 136 | _R("RTL8169s", RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S |
| 137 | _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S |
| 138 | _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB |
| 139 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 140 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 141 | _R("RTL8102e", RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E |
| 142 | _R("RTL8102e", RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E |
| 143 | _R("RTL8102e", RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E |
| 144 | _R("RTL8101e", RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 145 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E |
| 146 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E |
| 147 | _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139 |
| 148 | _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139 |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 149 | _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139 |
| 150 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E |
| 151 | _R("RTL8101e", RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E |
| 152 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E |
| 153 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 154 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 155 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 156 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 157 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 158 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 159 | _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E |
| 160 | _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E |
| 161 | _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880) // PCI-E |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 162 | }; |
| 163 | #undef _R |
| 164 | |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 165 | enum cfg_version { |
| 166 | RTL_CFG_0 = 0x00, |
| 167 | RTL_CFG_1, |
| 168 | RTL_CFG_2 |
| 169 | }; |
| 170 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 171 | static void rtl_hw_start_8169(struct net_device *); |
| 172 | static void rtl_hw_start_8168(struct net_device *); |
| 173 | static void rtl_hw_start_8101(struct net_device *); |
| 174 | |
Alexey Dobriyan | a3aa188 | 2010-01-07 11:58:11 +0000 | [diff] [blame] | 175 | static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = { |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 176 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, |
Francois Romieu | d2eed8c | 2006-08-31 22:01:07 +0200 | [diff] [blame] | 177 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, |
Francois Romieu | d81bf55 | 2006-09-20 21:31:20 +0200 | [diff] [blame] | 178 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 179 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 }, |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 180 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, |
| 181 | { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 }, |
Francois Romieu | bc1660b | 2007-10-12 23:58:09 +0200 | [diff] [blame] | 182 | { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 }, |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 183 | { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 }, |
| 184 | { PCI_VENDOR_ID_LINKSYS, 0x1032, |
| 185 | PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 }, |
Ciaran McCreesh | 11d2e28 | 2007-11-01 22:48:15 +0100 | [diff] [blame] | 186 | { 0x0001, 0x8168, |
| 187 | PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 188 | {0,}, |
| 189 | }; |
| 190 | |
| 191 | MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl); |
| 192 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 193 | static int rx_buf_sz = 16383; |
David S. Miller | 4300e8c | 2010-03-26 10:23:30 -0700 | [diff] [blame] | 194 | static int use_dac; |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 195 | static struct { |
| 196 | u32 msg_enable; |
| 197 | } debug = { -1 }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 199 | enum rtl_registers { |
| 200 | MAC0 = 0, /* Ethernet hardware address. */ |
Francois Romieu | 773d202 | 2007-01-31 23:47:43 +0100 | [diff] [blame] | 201 | MAC4 = 4, |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 202 | MAR0 = 8, /* Multicast filter. */ |
| 203 | CounterAddrLow = 0x10, |
| 204 | CounterAddrHigh = 0x14, |
| 205 | TxDescStartAddrLow = 0x20, |
| 206 | TxDescStartAddrHigh = 0x24, |
| 207 | TxHDescStartAddrLow = 0x28, |
| 208 | TxHDescStartAddrHigh = 0x2c, |
| 209 | FLASH = 0x30, |
| 210 | ERSR = 0x36, |
| 211 | ChipCmd = 0x37, |
| 212 | TxPoll = 0x38, |
| 213 | IntrMask = 0x3c, |
| 214 | IntrStatus = 0x3e, |
| 215 | TxConfig = 0x40, |
| 216 | RxConfig = 0x44, |
| 217 | RxMissed = 0x4c, |
| 218 | Cfg9346 = 0x50, |
| 219 | Config0 = 0x51, |
| 220 | Config1 = 0x52, |
| 221 | Config2 = 0x53, |
| 222 | Config3 = 0x54, |
| 223 | Config4 = 0x55, |
| 224 | Config5 = 0x56, |
| 225 | MultiIntr = 0x5c, |
| 226 | PHYAR = 0x60, |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 227 | PHYstatus = 0x6c, |
| 228 | RxMaxSize = 0xda, |
| 229 | CPlusCmd = 0xe0, |
| 230 | IntrMitigate = 0xe2, |
| 231 | RxDescAddrLow = 0xe4, |
| 232 | RxDescAddrHigh = 0xe8, |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 233 | EarlyTxThres = 0xec, /* 8169. Unit of 32 bytes. */ |
| 234 | |
| 235 | #define NoEarlyTx 0x3f /* Max value : no early transmit. */ |
| 236 | |
| 237 | MaxTxPacketSize = 0xec, /* 8101/8168. Unit of 128 bytes. */ |
| 238 | |
| 239 | #define TxPacketMax (8064 >> 7) |
| 240 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 241 | FuncEvent = 0xf0, |
| 242 | FuncEventMask = 0xf4, |
| 243 | FuncPresetState = 0xf8, |
| 244 | FuncForceEvent = 0xfc, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | }; |
| 246 | |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 247 | enum rtl8110_registers { |
| 248 | TBICSR = 0x64, |
| 249 | TBI_ANAR = 0x68, |
| 250 | TBI_LPAR = 0x6a, |
| 251 | }; |
| 252 | |
| 253 | enum rtl8168_8101_registers { |
| 254 | CSIDR = 0x64, |
| 255 | CSIAR = 0x68, |
| 256 | #define CSIAR_FLAG 0x80000000 |
| 257 | #define CSIAR_WRITE_CMD 0x80000000 |
| 258 | #define CSIAR_BYTE_ENABLE 0x0f |
| 259 | #define CSIAR_BYTE_ENABLE_SHIFT 12 |
| 260 | #define CSIAR_ADDR_MASK 0x0fff |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 261 | PMCH = 0x6f, |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 262 | EPHYAR = 0x80, |
| 263 | #define EPHYAR_FLAG 0x80000000 |
| 264 | #define EPHYAR_WRITE_CMD 0x80000000 |
| 265 | #define EPHYAR_REG_MASK 0x1f |
| 266 | #define EPHYAR_REG_SHIFT 16 |
| 267 | #define EPHYAR_DATA_MASK 0xffff |
| 268 | DBG_REG = 0xd1, |
| 269 | #define FIX_NAK_1 (1 << 4) |
| 270 | #define FIX_NAK_2 (1 << 3) |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 271 | EFUSEAR = 0xdc, |
| 272 | #define EFUSEAR_FLAG 0x80000000 |
| 273 | #define EFUSEAR_WRITE_CMD 0x80000000 |
| 274 | #define EFUSEAR_READ_CMD 0x00000000 |
| 275 | #define EFUSEAR_REG_MASK 0x03ff |
| 276 | #define EFUSEAR_REG_SHIFT 8 |
| 277 | #define EFUSEAR_DATA_MASK 0xff |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 278 | }; |
| 279 | |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 280 | enum rtl8168_registers { |
françois romieu | b646d90 | 2011-01-03 15:08:21 +0000 | [diff] [blame^] | 281 | ERIDR = 0x70, |
| 282 | ERIAR = 0x74, |
| 283 | #define ERIAR_FLAG 0x80000000 |
| 284 | #define ERIAR_WRITE_CMD 0x80000000 |
| 285 | #define ERIAR_READ_CMD 0x00000000 |
| 286 | #define ERIAR_ADDR_BYTE_ALIGN 4 |
| 287 | #define ERIAR_EXGMAC 0 |
| 288 | #define ERIAR_MSIX 1 |
| 289 | #define ERIAR_ASF 2 |
| 290 | #define ERIAR_TYPE_SHIFT 16 |
| 291 | #define ERIAR_BYTEEN 0x0f |
| 292 | #define ERIAR_BYTEEN_SHIFT 12 |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 293 | EPHY_RXER_NUM = 0x7c, |
| 294 | OCPDR = 0xb0, /* OCP GPHY access */ |
| 295 | #define OCPDR_WRITE_CMD 0x80000000 |
| 296 | #define OCPDR_READ_CMD 0x00000000 |
| 297 | #define OCPDR_REG_MASK 0x7f |
| 298 | #define OCPDR_GPHY_REG_SHIFT 16 |
| 299 | #define OCPDR_DATA_MASK 0xffff |
| 300 | OCPAR = 0xb4, |
| 301 | #define OCPAR_FLAG 0x80000000 |
| 302 | #define OCPAR_GPHY_WRITE_CMD 0x8000f060 |
| 303 | #define OCPAR_GPHY_READ_CMD 0x0000f060 |
| 304 | }; |
| 305 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 306 | enum rtl_register_content { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 307 | /* InterruptStatusBits */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 308 | SYSErr = 0x8000, |
| 309 | PCSTimeout = 0x4000, |
| 310 | SWInt = 0x0100, |
| 311 | TxDescUnavail = 0x0080, |
| 312 | RxFIFOOver = 0x0040, |
| 313 | LinkChg = 0x0020, |
| 314 | RxOverflow = 0x0010, |
| 315 | TxErr = 0x0008, |
| 316 | TxOK = 0x0004, |
| 317 | RxErr = 0x0002, |
| 318 | RxOK = 0x0001, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 319 | |
| 320 | /* RxStatusDesc */ |
Francois Romieu | 9dccf61 | 2006-05-14 12:31:17 +0200 | [diff] [blame] | 321 | RxFOVF = (1 << 23), |
| 322 | RxRWT = (1 << 22), |
| 323 | RxRES = (1 << 21), |
| 324 | RxRUNT = (1 << 20), |
| 325 | RxCRC = (1 << 19), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | |
| 327 | /* ChipCmdBits */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 328 | CmdReset = 0x10, |
| 329 | CmdRxEnb = 0x08, |
| 330 | CmdTxEnb = 0x04, |
| 331 | RxBufEmpty = 0x01, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | |
Francois Romieu | 275391a | 2007-02-23 23:50:28 +0100 | [diff] [blame] | 333 | /* TXPoll register p.5 */ |
| 334 | HPQ = 0x80, /* Poll cmd on the high prio queue */ |
| 335 | NPQ = 0x40, /* Poll cmd on the low prio queue */ |
| 336 | FSWInt = 0x01, /* Forced software interrupt */ |
| 337 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 338 | /* Cfg9346Bits */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 339 | Cfg9346_Lock = 0x00, |
| 340 | Cfg9346_Unlock = 0xc0, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 341 | |
| 342 | /* rx_mode_bits */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 343 | AcceptErr = 0x20, |
| 344 | AcceptRunt = 0x10, |
| 345 | AcceptBroadcast = 0x08, |
| 346 | AcceptMulticast = 0x04, |
| 347 | AcceptMyPhys = 0x02, |
| 348 | AcceptAllPhys = 0x01, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 349 | |
| 350 | /* RxConfigBits */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 351 | RxCfgFIFOShift = 13, |
| 352 | RxCfgDMAShift = 8, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | |
| 354 | /* TxConfigBits */ |
| 355 | TxInterFrameGapShift = 24, |
| 356 | TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */ |
| 357 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 358 | /* Config1 register p.24 */ |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 359 | LEDS1 = (1 << 7), |
| 360 | LEDS0 = (1 << 6), |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 361 | MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */ |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 362 | Speed_down = (1 << 4), |
| 363 | MEMMAP = (1 << 3), |
| 364 | IOMAP = (1 << 2), |
| 365 | VPD = (1 << 1), |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 366 | PMEnable = (1 << 0), /* Power Management Enable */ |
| 367 | |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 368 | /* Config2 register p. 25 */ |
| 369 | PCI_Clock_66MHz = 0x01, |
| 370 | PCI_Clock_33MHz = 0x00, |
| 371 | |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 372 | /* Config3 register p.25 */ |
| 373 | MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */ |
| 374 | LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */ |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 375 | Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */ |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 376 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 377 | /* Config5 register p.27 */ |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 378 | BWF = (1 << 6), /* Accept Broadcast wakeup frame */ |
| 379 | MWF = (1 << 5), /* Accept Multicast wakeup frame */ |
| 380 | UWF = (1 << 4), /* Accept Unicast wakeup frame */ |
| 381 | LanWake = (1 << 1), /* LanWake enable/disable */ |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 382 | PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */ |
| 383 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 384 | /* TBICSR p.28 */ |
| 385 | TBIReset = 0x80000000, |
| 386 | TBILoopback = 0x40000000, |
| 387 | TBINwEnable = 0x20000000, |
| 388 | TBINwRestart = 0x10000000, |
| 389 | TBILinkOk = 0x02000000, |
| 390 | TBINwComplete = 0x01000000, |
| 391 | |
| 392 | /* CPlusCmd p.31 */ |
Francois Romieu | f162a5d | 2008-06-01 22:37:49 +0200 | [diff] [blame] | 393 | EnableBist = (1 << 15), // 8168 8101 |
| 394 | Mac_dbgo_oe = (1 << 14), // 8168 8101 |
| 395 | Normal_mode = (1 << 13), // unused |
| 396 | Force_half_dup = (1 << 12), // 8168 8101 |
| 397 | Force_rxflow_en = (1 << 11), // 8168 8101 |
| 398 | Force_txflow_en = (1 << 10), // 8168 8101 |
| 399 | Cxpl_dbg_sel = (1 << 9), // 8168 8101 |
| 400 | ASF = (1 << 8), // 8168 8101 |
| 401 | PktCntrDisable = (1 << 7), // 8168 8101 |
| 402 | Mac_dbgo_sel = 0x001c, // 8168 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | RxVlan = (1 << 6), |
| 404 | RxChkSum = (1 << 5), |
| 405 | PCIDAC = (1 << 4), |
| 406 | PCIMulRW = (1 << 3), |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 407 | INTT_0 = 0x0000, // 8168 |
| 408 | INTT_1 = 0x0001, // 8168 |
| 409 | INTT_2 = 0x0002, // 8168 |
| 410 | INTT_3 = 0x0003, // 8168 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | |
| 412 | /* rtl8169_PHYstatus */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 413 | TBI_Enable = 0x80, |
| 414 | TxFlowCtrl = 0x40, |
| 415 | RxFlowCtrl = 0x20, |
| 416 | _1000bpsF = 0x10, |
| 417 | _100bps = 0x08, |
| 418 | _10bps = 0x04, |
| 419 | LinkStatus = 0x02, |
| 420 | FullDup = 0x01, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 422 | /* _TBICSRBit */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 423 | TBILinkOK = 0x02000000, |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 424 | |
| 425 | /* DumpCounterCommand */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 426 | CounterDump = 0x8, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 427 | }; |
| 428 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 429 | enum desc_status_bit { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | DescOwn = (1 << 31), /* Descriptor is owned by NIC */ |
| 431 | RingEnd = (1 << 30), /* End of descriptor ring */ |
| 432 | FirstFrag = (1 << 29), /* First segment of a packet */ |
| 433 | LastFrag = (1 << 28), /* Final segment of a packet */ |
| 434 | |
| 435 | /* Tx private */ |
| 436 | LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */ |
| 437 | MSSShift = 16, /* MSS value position */ |
| 438 | MSSMask = 0xfff, /* MSS value + LargeSend bit: 12 bits */ |
| 439 | IPCS = (1 << 18), /* Calculate IP checksum */ |
| 440 | UDPCS = (1 << 17), /* Calculate UDP/IP checksum */ |
| 441 | TCPCS = (1 << 16), /* Calculate TCP/IP checksum */ |
| 442 | TxVlanTag = (1 << 17), /* Add VLAN tag */ |
| 443 | |
| 444 | /* Rx private */ |
| 445 | PID1 = (1 << 18), /* Protocol ID bit 1/2 */ |
| 446 | PID0 = (1 << 17), /* Protocol ID bit 2/2 */ |
| 447 | |
| 448 | #define RxProtoUDP (PID1) |
| 449 | #define RxProtoTCP (PID0) |
| 450 | #define RxProtoIP (PID1 | PID0) |
| 451 | #define RxProtoMask RxProtoIP |
| 452 | |
| 453 | IPFail = (1 << 16), /* IP checksum failed */ |
| 454 | UDPFail = (1 << 15), /* UDP/IP checksum failed */ |
| 455 | TCPFail = (1 << 14), /* TCP/IP checksum failed */ |
| 456 | RxVlanTag = (1 << 16), /* VLAN tag available */ |
| 457 | }; |
| 458 | |
| 459 | #define RsvdMask 0x3fffc000 |
| 460 | |
| 461 | struct TxDesc { |
Rolf Eike Beer | 6cccd6e | 2007-05-21 22:11:04 +0200 | [diff] [blame] | 462 | __le32 opts1; |
| 463 | __le32 opts2; |
| 464 | __le64 addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 465 | }; |
| 466 | |
| 467 | struct RxDesc { |
Rolf Eike Beer | 6cccd6e | 2007-05-21 22:11:04 +0200 | [diff] [blame] | 468 | __le32 opts1; |
| 469 | __le32 opts2; |
| 470 | __le64 addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 471 | }; |
| 472 | |
| 473 | struct ring_info { |
| 474 | struct sk_buff *skb; |
| 475 | u32 len; |
| 476 | u8 __pad[sizeof(void *) - sizeof(u32)]; |
| 477 | }; |
| 478 | |
Francois Romieu | f23e7fd | 2007-10-04 22:36:14 +0200 | [diff] [blame] | 479 | enum features { |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 480 | RTL_FEATURE_WOL = (1 << 0), |
| 481 | RTL_FEATURE_MSI = (1 << 1), |
| 482 | RTL_FEATURE_GMII = (1 << 2), |
Francois Romieu | f23e7fd | 2007-10-04 22:36:14 +0200 | [diff] [blame] | 483 | }; |
| 484 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 485 | struct rtl8169_counters { |
| 486 | __le64 tx_packets; |
| 487 | __le64 rx_packets; |
| 488 | __le64 tx_errors; |
| 489 | __le32 rx_errors; |
| 490 | __le16 rx_missed; |
| 491 | __le16 align_errors; |
| 492 | __le32 tx_one_collision; |
| 493 | __le32 tx_multi_collision; |
| 494 | __le64 rx_unicast; |
| 495 | __le64 rx_broadcast; |
| 496 | __le32 rx_multicast; |
| 497 | __le16 tx_aborted; |
| 498 | __le16 tx_underun; |
| 499 | }; |
| 500 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | struct rtl8169_private { |
| 502 | void __iomem *mmio_addr; /* memory map physical address */ |
| 503 | struct pci_dev *pci_dev; /* Index of PCI device */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 504 | struct net_device *dev; |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 505 | struct napi_struct napi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 506 | spinlock_t lock; /* spin lock flag */ |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 507 | u32 msg_enable; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | int chipset; |
| 509 | int mac_version; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 510 | u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */ |
| 511 | u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */ |
| 512 | u32 dirty_rx; |
| 513 | u32 dirty_tx; |
| 514 | struct TxDesc *TxDescArray; /* 256-aligned Tx descriptor ring */ |
| 515 | struct RxDesc *RxDescArray; /* 256-aligned Rx descriptor ring */ |
| 516 | dma_addr_t TxPhyAddr; |
| 517 | dma_addr_t RxPhyAddr; |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 518 | void *Rx_databuff[NUM_RX_DESC]; /* Rx data buffers */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 519 | struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | struct timer_list timer; |
| 521 | u16 cp_cmd; |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 522 | u16 intr_event; |
| 523 | u16 napi_event; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 524 | u16 intr_mask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 525 | int phy_1000_ctrl_reg; |
| 526 | #ifdef CONFIG_R8169_VLAN |
| 527 | struct vlan_group *vlgrp; |
| 528 | #endif |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 529 | |
| 530 | struct mdio_ops { |
| 531 | void (*write)(void __iomem *, int, int); |
| 532 | int (*read)(void __iomem *, int); |
| 533 | } mdio_ops; |
| 534 | |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 535 | struct pll_power_ops { |
| 536 | void (*down)(struct rtl8169_private *); |
| 537 | void (*up)(struct rtl8169_private *); |
| 538 | } pll_power_ops; |
| 539 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 540 | int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 541 | int (*get_settings)(struct net_device *, struct ethtool_cmd *); |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 542 | void (*phy_reset_enable)(struct rtl8169_private *tp); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 543 | void (*hw_start)(struct net_device *); |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 544 | unsigned int (*phy_reset_pending)(struct rtl8169_private *tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | unsigned int (*link_ok)(void __iomem *); |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 546 | int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd); |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 547 | int pcie_cap; |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 548 | struct delayed_work task; |
Francois Romieu | f23e7fd | 2007-10-04 22:36:14 +0200 | [diff] [blame] | 549 | unsigned features; |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 550 | |
| 551 | struct mii_if_info mii; |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 552 | struct rtl8169_counters counters; |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 553 | u32 saved_wolopts; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 554 | }; |
| 555 | |
Ralf Baechle | 979b6c1 | 2005-06-13 14:30:40 -0700 | [diff] [blame] | 556 | MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 557 | MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 558 | module_param(use_dac, int, 0); |
David S. Miller | 4300e8c | 2010-03-26 10:23:30 -0700 | [diff] [blame] | 559 | MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 560 | module_param_named(debug, debug.msg_enable, int, 0); |
| 561 | MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 562 | MODULE_LICENSE("GPL"); |
| 563 | MODULE_VERSION(RTL8169_VERSION); |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 564 | MODULE_FIRMWARE(FIRMWARE_8168D_1); |
| 565 | MODULE_FIRMWARE(FIRMWARE_8168D_2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 566 | |
| 567 | static int rtl8169_open(struct net_device *dev); |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 568 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
| 569 | struct net_device *dev); |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 570 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | static int rtl8169_init_ring(struct net_device *dev); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 572 | static void rtl_hw_start(struct net_device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | static int rtl8169_close(struct net_device *dev); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 574 | static void rtl_set_rx_mode(struct net_device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | static void rtl8169_tx_timeout(struct net_device *dev); |
Richard Dawe | 4dcb7d3 | 2005-05-27 21:12:00 +0200 | [diff] [blame] | 576 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 578 | void __iomem *, u32 budget); |
Richard Dawe | 4dcb7d3 | 2005-05-27 21:12:00 +0200 | [diff] [blame] | 579 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 580 | static void rtl8169_down(struct net_device *dev); |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 581 | static void rtl8169_rx_clear(struct rtl8169_private *tp); |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 582 | static int rtl8169_poll(struct napi_struct *napi, int budget); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 583 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | static const unsigned int rtl8169_rx_config = |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 585 | (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 586 | |
françois romieu | b646d90 | 2011-01-03 15:08:21 +0000 | [diff] [blame^] | 587 | static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg) |
| 588 | { |
| 589 | void __iomem *ioaddr = tp->mmio_addr; |
| 590 | int i; |
| 591 | |
| 592 | RTL_W32(OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); |
| 593 | for (i = 0; i < 20; i++) { |
| 594 | udelay(100); |
| 595 | if (RTL_R32(OCPAR) & OCPAR_FLAG) |
| 596 | break; |
| 597 | } |
| 598 | return RTL_R32(OCPDR); |
| 599 | } |
| 600 | |
| 601 | static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data) |
| 602 | { |
| 603 | void __iomem *ioaddr = tp->mmio_addr; |
| 604 | int i; |
| 605 | |
| 606 | RTL_W32(OCPDR, data); |
| 607 | RTL_W32(OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); |
| 608 | for (i = 0; i < 20; i++) { |
| 609 | udelay(100); |
| 610 | if ((RTL_R32(OCPAR) & OCPAR_FLAG) == 0) |
| 611 | break; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd) |
| 616 | { |
| 617 | int i; |
| 618 | |
| 619 | RTL_W8(ERIDR, cmd); |
| 620 | RTL_W32(ERIAR, 0x800010e8); |
| 621 | msleep(2); |
| 622 | for (i = 0; i < 5; i++) { |
| 623 | udelay(100); |
| 624 | if (!(RTL_R32(ERIDR) & ERIAR_FLAG)) |
| 625 | break; |
| 626 | } |
| 627 | |
| 628 | ocp_write(ioaddr, 0x1, 0x30, 0x00000001); |
| 629 | } |
| 630 | |
| 631 | #define OOB_CMD_RESET 0x00 |
| 632 | #define OOB_CMD_DRIVER_START 0x05 |
| 633 | #define OOB_CMD_DRIVER_STOP 0x06 |
| 634 | |
| 635 | static void rtl8168_driver_start(struct rtl8169_private *tp) |
| 636 | { |
| 637 | int i; |
| 638 | |
| 639 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START); |
| 640 | |
| 641 | for (i = 0; i < 10; i++) { |
| 642 | msleep(10); |
| 643 | if (ocp_read(tp, 0x0f, 0x0010) & 0x00000800) |
| 644 | break; |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | static void rtl8168_driver_stop(struct rtl8169_private *tp) |
| 649 | { |
| 650 | int i; |
| 651 | |
| 652 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP); |
| 653 | |
| 654 | for (i = 0; i < 10; i++) { |
| 655 | msleep(10); |
| 656 | if ((ocp_read(tp, 0x0f, 0x0010) & 0x00000800) == 0) |
| 657 | break; |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 662 | static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 663 | { |
| 664 | int i; |
| 665 | |
Francois Romieu | a6baf3a | 2007-11-08 23:23:21 +0100 | [diff] [blame] | 666 | RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 667 | |
Francois Romieu | 2371408 | 2006-01-29 00:49:09 +0100 | [diff] [blame] | 668 | for (i = 20; i > 0; i--) { |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 669 | /* |
| 670 | * Check if the RTL8169 has completed writing to the specified |
| 671 | * MII register. |
| 672 | */ |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 673 | if (!(RTL_R32(PHYAR) & 0x80000000)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 674 | break; |
Francois Romieu | 2371408 | 2006-01-29 00:49:09 +0100 | [diff] [blame] | 675 | udelay(25); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 676 | } |
Timo Teräs | 024a07b | 2010-06-06 15:38:47 -0700 | [diff] [blame] | 677 | /* |
Timo Teräs | 81a95f0 | 2010-06-09 17:31:48 -0700 | [diff] [blame] | 678 | * According to hardware specs a 20us delay is required after write |
| 679 | * complete indication, but before sending next command. |
Timo Teräs | 024a07b | 2010-06-06 15:38:47 -0700 | [diff] [blame] | 680 | */ |
Timo Teräs | 81a95f0 | 2010-06-09 17:31:48 -0700 | [diff] [blame] | 681 | udelay(20); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 682 | } |
| 683 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 684 | static int r8169_mdio_read(void __iomem *ioaddr, int reg_addr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 685 | { |
| 686 | int i, value = -1; |
| 687 | |
Francois Romieu | a6baf3a | 2007-11-08 23:23:21 +0100 | [diff] [blame] | 688 | RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 689 | |
Francois Romieu | 2371408 | 2006-01-29 00:49:09 +0100 | [diff] [blame] | 690 | for (i = 20; i > 0; i--) { |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 691 | /* |
| 692 | * Check if the RTL8169 has completed retrieving data from |
| 693 | * the specified MII register. |
| 694 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | if (RTL_R32(PHYAR) & 0x80000000) { |
Francois Romieu | a6baf3a | 2007-11-08 23:23:21 +0100 | [diff] [blame] | 696 | value = RTL_R32(PHYAR) & 0xffff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | break; |
| 698 | } |
Francois Romieu | 2371408 | 2006-01-29 00:49:09 +0100 | [diff] [blame] | 699 | udelay(25); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 700 | } |
Timo Teräs | 81a95f0 | 2010-06-09 17:31:48 -0700 | [diff] [blame] | 701 | /* |
| 702 | * According to hardware specs a 20us delay is required after read |
| 703 | * complete indication, but before sending next command. |
| 704 | */ |
| 705 | udelay(20); |
| 706 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 707 | return value; |
| 708 | } |
| 709 | |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 710 | static void r8168dp_1_mdio_access(void __iomem *ioaddr, int reg_addr, u32 data) |
| 711 | { |
| 712 | int i; |
| 713 | |
| 714 | RTL_W32(OCPDR, data | |
| 715 | ((reg_addr & OCPDR_REG_MASK) << OCPDR_GPHY_REG_SHIFT)); |
| 716 | RTL_W32(OCPAR, OCPAR_GPHY_WRITE_CMD); |
| 717 | RTL_W32(EPHY_RXER_NUM, 0); |
| 718 | |
| 719 | for (i = 0; i < 100; i++) { |
| 720 | mdelay(1); |
| 721 | if (!(RTL_R32(OCPAR) & OCPAR_FLAG)) |
| 722 | break; |
| 723 | } |
| 724 | } |
| 725 | |
| 726 | static void r8168dp_1_mdio_write(void __iomem *ioaddr, int reg_addr, int value) |
| 727 | { |
| 728 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_WRITE_CMD | |
| 729 | (value & OCPDR_DATA_MASK)); |
| 730 | } |
| 731 | |
| 732 | static int r8168dp_1_mdio_read(void __iomem *ioaddr, int reg_addr) |
| 733 | { |
| 734 | int i; |
| 735 | |
| 736 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_READ_CMD); |
| 737 | |
| 738 | mdelay(1); |
| 739 | RTL_W32(OCPAR, OCPAR_GPHY_READ_CMD); |
| 740 | RTL_W32(EPHY_RXER_NUM, 0); |
| 741 | |
| 742 | for (i = 0; i < 100; i++) { |
| 743 | mdelay(1); |
| 744 | if (RTL_R32(OCPAR) & OCPAR_FLAG) |
| 745 | break; |
| 746 | } |
| 747 | |
| 748 | return RTL_R32(OCPDR) & OCPDR_DATA_MASK; |
| 749 | } |
| 750 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 751 | static void rtl_writephy(struct rtl8169_private *tp, int location, u32 val) |
Francois Romieu | dacf815 | 2008-08-02 20:44:13 +0200 | [diff] [blame] | 752 | { |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 753 | tp->mdio_ops.write(tp->mmio_addr, location, val); |
Francois Romieu | dacf815 | 2008-08-02 20:44:13 +0200 | [diff] [blame] | 754 | } |
| 755 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 756 | static int rtl_readphy(struct rtl8169_private *tp, int location) |
| 757 | { |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 758 | return tp->mdio_ops.read(tp->mmio_addr, location); |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 759 | } |
| 760 | |
| 761 | static void rtl_patchphy(struct rtl8169_private *tp, int reg_addr, int value) |
| 762 | { |
| 763 | rtl_writephy(tp, reg_addr, rtl_readphy(tp, reg_addr) | value); |
| 764 | } |
| 765 | |
| 766 | static void rtl_w1w0_phy(struct rtl8169_private *tp, int reg_addr, int p, int m) |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 767 | { |
| 768 | int val; |
| 769 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 770 | val = rtl_readphy(tp, reg_addr); |
| 771 | rtl_writephy(tp, reg_addr, (val | p) & ~m); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 772 | } |
| 773 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 774 | static void rtl_mdio_write(struct net_device *dev, int phy_id, int location, |
| 775 | int val) |
| 776 | { |
| 777 | struct rtl8169_private *tp = netdev_priv(dev); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 778 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 779 | rtl_writephy(tp, location, val); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 780 | } |
| 781 | |
| 782 | static int rtl_mdio_read(struct net_device *dev, int phy_id, int location) |
| 783 | { |
| 784 | struct rtl8169_private *tp = netdev_priv(dev); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 785 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 786 | return rtl_readphy(tp, location); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 787 | } |
| 788 | |
Francois Romieu | dacf815 | 2008-08-02 20:44:13 +0200 | [diff] [blame] | 789 | static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value) |
| 790 | { |
| 791 | unsigned int i; |
| 792 | |
| 793 | RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) | |
| 794 | (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); |
| 795 | |
| 796 | for (i = 0; i < 100; i++) { |
| 797 | if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG)) |
| 798 | break; |
| 799 | udelay(10); |
| 800 | } |
| 801 | } |
| 802 | |
| 803 | static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr) |
| 804 | { |
| 805 | u16 value = 0xffff; |
| 806 | unsigned int i; |
| 807 | |
| 808 | RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); |
| 809 | |
| 810 | for (i = 0; i < 100; i++) { |
| 811 | if (RTL_R32(EPHYAR) & EPHYAR_FLAG) { |
| 812 | value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK; |
| 813 | break; |
| 814 | } |
| 815 | udelay(10); |
| 816 | } |
| 817 | |
| 818 | return value; |
| 819 | } |
| 820 | |
| 821 | static void rtl_csi_write(void __iomem *ioaddr, int addr, int value) |
| 822 | { |
| 823 | unsigned int i; |
| 824 | |
| 825 | RTL_W32(CSIDR, value); |
| 826 | RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) | |
| 827 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); |
| 828 | |
| 829 | for (i = 0; i < 100; i++) { |
| 830 | if (!(RTL_R32(CSIAR) & CSIAR_FLAG)) |
| 831 | break; |
| 832 | udelay(10); |
| 833 | } |
| 834 | } |
| 835 | |
| 836 | static u32 rtl_csi_read(void __iomem *ioaddr, int addr) |
| 837 | { |
| 838 | u32 value = ~0x00; |
| 839 | unsigned int i; |
| 840 | |
| 841 | RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) | |
| 842 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); |
| 843 | |
| 844 | for (i = 0; i < 100; i++) { |
| 845 | if (RTL_R32(CSIAR) & CSIAR_FLAG) { |
| 846 | value = RTL_R32(CSIDR); |
| 847 | break; |
| 848 | } |
| 849 | udelay(10); |
| 850 | } |
| 851 | |
| 852 | return value; |
| 853 | } |
| 854 | |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 855 | static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) |
| 856 | { |
| 857 | u8 value = 0xff; |
| 858 | unsigned int i; |
| 859 | |
| 860 | RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT); |
| 861 | |
| 862 | for (i = 0; i < 300; i++) { |
| 863 | if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) { |
| 864 | value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK; |
| 865 | break; |
| 866 | } |
| 867 | udelay(100); |
| 868 | } |
| 869 | |
| 870 | return value; |
| 871 | } |
| 872 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 873 | static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) |
| 874 | { |
| 875 | RTL_W16(IntrMask, 0x0000); |
| 876 | |
| 877 | RTL_W16(IntrStatus, 0xffff); |
| 878 | } |
| 879 | |
| 880 | static void rtl8169_asic_down(void __iomem *ioaddr) |
| 881 | { |
| 882 | RTL_W8(ChipCmd, 0x00); |
| 883 | rtl8169_irq_mask_and_ack(ioaddr); |
| 884 | RTL_R16(CPlusCmd); |
| 885 | } |
| 886 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 887 | static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 889 | void __iomem *ioaddr = tp->mmio_addr; |
| 890 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 891 | return RTL_R32(TBICSR) & TBIReset; |
| 892 | } |
| 893 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 894 | static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 895 | { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 896 | return rtl_readphy(tp, MII_BMCR) & BMCR_RESET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | } |
| 898 | |
| 899 | static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr) |
| 900 | { |
| 901 | return RTL_R32(TBICSR) & TBILinkOk; |
| 902 | } |
| 903 | |
| 904 | static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr) |
| 905 | { |
| 906 | return RTL_R8(PHYstatus) & LinkStatus; |
| 907 | } |
| 908 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 909 | static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 910 | { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 911 | void __iomem *ioaddr = tp->mmio_addr; |
| 912 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 913 | RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset); |
| 914 | } |
| 915 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 916 | static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 917 | { |
| 918 | unsigned int val; |
| 919 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 920 | val = rtl_readphy(tp, MII_BMCR) | BMCR_RESET; |
| 921 | rtl_writephy(tp, MII_BMCR, val & 0xffff); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 922 | } |
| 923 | |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 924 | static void __rtl8169_check_link_status(struct net_device *dev, |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 925 | struct rtl8169_private *tp, |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 926 | void __iomem *ioaddr, |
| 927 | bool pm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 928 | { |
| 929 | unsigned long flags; |
| 930 | |
| 931 | spin_lock_irqsave(&tp->lock, flags); |
| 932 | if (tp->link_ok(ioaddr)) { |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 933 | /* This is to cancel a scheduled suspend if there's one. */ |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 934 | if (pm) |
| 935 | pm_request_resume(&tp->pci_dev->dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | netif_carrier_on(dev); |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 937 | netif_info(tp, ifup, dev, "link up\n"); |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 938 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 939 | netif_carrier_off(dev); |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 940 | netif_info(tp, ifdown, dev, "link down\n"); |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 941 | if (pm) |
| 942 | pm_schedule_suspend(&tp->pci_dev->dev, 100); |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 943 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 944 | spin_unlock_irqrestore(&tp->lock, flags); |
| 945 | } |
| 946 | |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 947 | static void rtl8169_check_link_status(struct net_device *dev, |
| 948 | struct rtl8169_private *tp, |
| 949 | void __iomem *ioaddr) |
| 950 | { |
| 951 | __rtl8169_check_link_status(dev, tp, ioaddr, false); |
| 952 | } |
| 953 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 954 | #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST) |
| 955 | |
| 956 | static u32 __rtl8169_get_wol(struct rtl8169_private *tp) |
| 957 | { |
| 958 | void __iomem *ioaddr = tp->mmio_addr; |
| 959 | u8 options; |
| 960 | u32 wolopts = 0; |
| 961 | |
| 962 | options = RTL_R8(Config1); |
| 963 | if (!(options & PMEnable)) |
| 964 | return 0; |
| 965 | |
| 966 | options = RTL_R8(Config3); |
| 967 | if (options & LinkUp) |
| 968 | wolopts |= WAKE_PHY; |
| 969 | if (options & MagicPacket) |
| 970 | wolopts |= WAKE_MAGIC; |
| 971 | |
| 972 | options = RTL_R8(Config5); |
| 973 | if (options & UWF) |
| 974 | wolopts |= WAKE_UCAST; |
| 975 | if (options & BWF) |
| 976 | wolopts |= WAKE_BCAST; |
| 977 | if (options & MWF) |
| 978 | wolopts |= WAKE_MCAST; |
| 979 | |
| 980 | return wolopts; |
| 981 | } |
| 982 | |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 983 | static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 984 | { |
| 985 | struct rtl8169_private *tp = netdev_priv(dev); |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 986 | |
| 987 | spin_lock_irq(&tp->lock); |
| 988 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 989 | wol->supported = WAKE_ANY; |
| 990 | wol->wolopts = __rtl8169_get_wol(tp); |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 991 | |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 992 | spin_unlock_irq(&tp->lock); |
| 993 | } |
| 994 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 995 | static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 996 | { |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 997 | void __iomem *ioaddr = tp->mmio_addr; |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 998 | unsigned int i; |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 999 | static const struct { |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1000 | u32 opt; |
| 1001 | u16 reg; |
| 1002 | u8 mask; |
| 1003 | } cfg[] = { |
| 1004 | { WAKE_ANY, Config1, PMEnable }, |
| 1005 | { WAKE_PHY, Config3, LinkUp }, |
| 1006 | { WAKE_MAGIC, Config3, MagicPacket }, |
| 1007 | { WAKE_UCAST, Config5, UWF }, |
| 1008 | { WAKE_BCAST, Config5, BWF }, |
| 1009 | { WAKE_MCAST, Config5, MWF }, |
| 1010 | { WAKE_ANY, Config5, LanWake } |
| 1011 | }; |
| 1012 | |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1013 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
| 1014 | |
| 1015 | for (i = 0; i < ARRAY_SIZE(cfg); i++) { |
| 1016 | u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask; |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 1017 | if (wolopts & cfg[i].opt) |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1018 | options |= cfg[i].mask; |
| 1019 | RTL_W8(cfg[i].reg, options); |
| 1020 | } |
| 1021 | |
| 1022 | RTL_W8(Cfg9346, Cfg9346_Lock); |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 1023 | } |
| 1024 | |
| 1025 | static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
| 1026 | { |
| 1027 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1028 | |
| 1029 | spin_lock_irq(&tp->lock); |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1030 | |
Francois Romieu | f23e7fd | 2007-10-04 22:36:14 +0200 | [diff] [blame] | 1031 | if (wol->wolopts) |
| 1032 | tp->features |= RTL_FEATURE_WOL; |
| 1033 | else |
| 1034 | tp->features &= ~RTL_FEATURE_WOL; |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 1035 | __rtl8169_set_wol(tp, wol->wolopts); |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1036 | spin_unlock_irq(&tp->lock); |
| 1037 | |
françois romieu | ea80907 | 2010-11-08 13:23:58 +0000 | [diff] [blame] | 1038 | device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); |
| 1039 | |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1040 | return 0; |
| 1041 | } |
| 1042 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1043 | static void rtl8169_get_drvinfo(struct net_device *dev, |
| 1044 | struct ethtool_drvinfo *info) |
| 1045 | { |
| 1046 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1047 | |
| 1048 | strcpy(info->driver, MODULENAME); |
| 1049 | strcpy(info->version, RTL8169_VERSION); |
| 1050 | strcpy(info->bus_info, pci_name(tp->pci_dev)); |
| 1051 | } |
| 1052 | |
| 1053 | static int rtl8169_get_regs_len(struct net_device *dev) |
| 1054 | { |
| 1055 | return R8169_REGS_SIZE; |
| 1056 | } |
| 1057 | |
| 1058 | static int rtl8169_set_speed_tbi(struct net_device *dev, |
| 1059 | u8 autoneg, u16 speed, u8 duplex) |
| 1060 | { |
| 1061 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1062 | void __iomem *ioaddr = tp->mmio_addr; |
| 1063 | int ret = 0; |
| 1064 | u32 reg; |
| 1065 | |
| 1066 | reg = RTL_R32(TBICSR); |
| 1067 | if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) && |
| 1068 | (duplex == DUPLEX_FULL)) { |
| 1069 | RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart)); |
| 1070 | } else if (autoneg == AUTONEG_ENABLE) |
| 1071 | RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart); |
| 1072 | else { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 1073 | netif_warn(tp, link, dev, |
| 1074 | "incorrect speed setting refused in TBI mode\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1075 | ret = -EOPNOTSUPP; |
| 1076 | } |
| 1077 | |
| 1078 | return ret; |
| 1079 | } |
| 1080 | |
| 1081 | static int rtl8169_set_speed_xmii(struct net_device *dev, |
| 1082 | u8 autoneg, u16 speed, u8 duplex) |
| 1083 | { |
| 1084 | struct rtl8169_private *tp = netdev_priv(dev); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1085 | int giga_ctrl, bmcr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1086 | |
| 1087 | if (autoneg == AUTONEG_ENABLE) { |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1088 | int auto_nego; |
| 1089 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1090 | auto_nego = rtl_readphy(tp, MII_ADVERTISE); |
Francois Romieu | 64e4bfb | 2006-08-17 12:43:06 +0200 | [diff] [blame] | 1091 | auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL | |
| 1092 | ADVERTISE_100HALF | ADVERTISE_100FULL); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1093 | auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; |
| 1094 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1095 | giga_ctrl = rtl_readphy(tp, MII_CTRL1000); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1096 | giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); |
| 1097 | |
| 1098 | /* The 8100e/8101e/8102e do Fast Ethernet only. */ |
| 1099 | if ((tp->mac_version != RTL_GIGA_MAC_VER_07) && |
| 1100 | (tp->mac_version != RTL_GIGA_MAC_VER_08) && |
| 1101 | (tp->mac_version != RTL_GIGA_MAC_VER_09) && |
| 1102 | (tp->mac_version != RTL_GIGA_MAC_VER_10) && |
| 1103 | (tp->mac_version != RTL_GIGA_MAC_VER_13) && |
| 1104 | (tp->mac_version != RTL_GIGA_MAC_VER_14) && |
| 1105 | (tp->mac_version != RTL_GIGA_MAC_VER_15) && |
| 1106 | (tp->mac_version != RTL_GIGA_MAC_VER_16)) { |
Francois Romieu | 64e4bfb | 2006-08-17 12:43:06 +0200 | [diff] [blame] | 1107 | giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 1108 | } else { |
| 1109 | netif_info(tp, link, dev, |
| 1110 | "PHY does not support 1000Mbps\n"); |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 1111 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1112 | |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1113 | bmcr = BMCR_ANENABLE | BMCR_ANRESTART; |
Francois Romieu | 623a159 | 2006-05-14 12:42:14 +0200 | [diff] [blame] | 1114 | |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1115 | if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || |
| 1116 | (tp->mac_version == RTL_GIGA_MAC_VER_12) || |
| 1117 | (tp->mac_version >= RTL_GIGA_MAC_VER_17)) { |
| 1118 | /* |
| 1119 | * Wake up the PHY. |
| 1120 | * Vendor specific (0x1f) and reserved (0x0e) MII |
| 1121 | * registers. |
| 1122 | */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1123 | rtl_writephy(tp, 0x1f, 0x0000); |
| 1124 | rtl_writephy(tp, 0x0e, 0x0000); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1125 | } |
| 1126 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1127 | rtl_writephy(tp, MII_ADVERTISE, auto_nego); |
| 1128 | rtl_writephy(tp, MII_CTRL1000, giga_ctrl); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1129 | } else { |
| 1130 | giga_ctrl = 0; |
| 1131 | |
| 1132 | if (speed == SPEED_10) |
| 1133 | bmcr = 0; |
| 1134 | else if (speed == SPEED_100) |
| 1135 | bmcr = BMCR_SPEED100; |
| 1136 | else |
| 1137 | return -EINVAL; |
| 1138 | |
| 1139 | if (duplex == DUPLEX_FULL) |
| 1140 | bmcr |= BMCR_FULLDPLX; |
| 1141 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1142 | rtl_writephy(tp, 0x1f, 0x0000); |
Roger So | 2584fbc | 2007-07-31 23:52:42 +0200 | [diff] [blame] | 1143 | } |
| 1144 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1145 | tp->phy_1000_ctrl_reg = giga_ctrl; |
| 1146 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1147 | rtl_writephy(tp, MII_BMCR, bmcr); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1148 | |
| 1149 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || |
| 1150 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { |
| 1151 | if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1152 | rtl_writephy(tp, 0x17, 0x2138); |
| 1153 | rtl_writephy(tp, 0x0e, 0x0260); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1154 | } else { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1155 | rtl_writephy(tp, 0x17, 0x2108); |
| 1156 | rtl_writephy(tp, 0x0e, 0x0000); |
françois romieu | 3577aa1 | 2009-05-19 10:46:48 +0000 | [diff] [blame] | 1157 | } |
| 1158 | } |
| 1159 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1160 | return 0; |
| 1161 | } |
| 1162 | |
| 1163 | static int rtl8169_set_speed(struct net_device *dev, |
| 1164 | u8 autoneg, u16 speed, u8 duplex) |
| 1165 | { |
| 1166 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1167 | int ret; |
| 1168 | |
| 1169 | ret = tp->set_speed(dev, autoneg, speed, duplex); |
| 1170 | |
Francois Romieu | 64e4bfb | 2006-08-17 12:43:06 +0200 | [diff] [blame] | 1171 | if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1172 | mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT); |
| 1173 | |
| 1174 | return ret; |
| 1175 | } |
| 1176 | |
| 1177 | static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 1178 | { |
| 1179 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1180 | unsigned long flags; |
| 1181 | int ret; |
| 1182 | |
| 1183 | spin_lock_irqsave(&tp->lock, flags); |
| 1184 | ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex); |
| 1185 | spin_unlock_irqrestore(&tp->lock, flags); |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 1186 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1187 | return ret; |
| 1188 | } |
| 1189 | |
| 1190 | static u32 rtl8169_get_rx_csum(struct net_device *dev) |
| 1191 | { |
| 1192 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1193 | |
| 1194 | return tp->cp_cmd & RxChkSum; |
| 1195 | } |
| 1196 | |
| 1197 | static int rtl8169_set_rx_csum(struct net_device *dev, u32 data) |
| 1198 | { |
| 1199 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1200 | void __iomem *ioaddr = tp->mmio_addr; |
| 1201 | unsigned long flags; |
| 1202 | |
| 1203 | spin_lock_irqsave(&tp->lock, flags); |
| 1204 | |
| 1205 | if (data) |
| 1206 | tp->cp_cmd |= RxChkSum; |
| 1207 | else |
| 1208 | tp->cp_cmd &= ~RxChkSum; |
| 1209 | |
| 1210 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 1211 | RTL_R16(CPlusCmd); |
| 1212 | |
| 1213 | spin_unlock_irqrestore(&tp->lock, flags); |
| 1214 | |
| 1215 | return 0; |
| 1216 | } |
| 1217 | |
| 1218 | #ifdef CONFIG_R8169_VLAN |
| 1219 | |
| 1220 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, |
| 1221 | struct sk_buff *skb) |
| 1222 | { |
Jesse Gross | eab6d18 | 2010-10-20 13:56:03 +0000 | [diff] [blame] | 1223 | return (vlan_tx_tag_present(skb)) ? |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1224 | TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00; |
| 1225 | } |
| 1226 | |
| 1227 | static void rtl8169_vlan_rx_register(struct net_device *dev, |
| 1228 | struct vlan_group *grp) |
| 1229 | { |
| 1230 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1231 | void __iomem *ioaddr = tp->mmio_addr; |
| 1232 | unsigned long flags; |
| 1233 | |
| 1234 | spin_lock_irqsave(&tp->lock, flags); |
| 1235 | tp->vlgrp = grp; |
Simon Wunderlich | 05af214 | 2009-10-24 06:47:33 -0700 | [diff] [blame] | 1236 | /* |
| 1237 | * Do not disable RxVlan on 8110SCd. |
| 1238 | */ |
| 1239 | if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1240 | tp->cp_cmd |= RxVlan; |
| 1241 | else |
| 1242 | tp->cp_cmd &= ~RxVlan; |
| 1243 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 1244 | RTL_R16(CPlusCmd); |
| 1245 | spin_unlock_irqrestore(&tp->lock, flags); |
| 1246 | } |
| 1247 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1248 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 1249 | struct sk_buff *skb, int polling) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1250 | { |
| 1251 | u32 opts2 = le32_to_cpu(desc->opts2); |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 1252 | struct vlan_group *vlgrp = tp->vlgrp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1253 | int ret; |
| 1254 | |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 1255 | if (vlgrp && (opts2 & RxVlanTag)) { |
Eric Dumazet | 2edae08 | 2010-09-06 18:46:39 +0000 | [diff] [blame] | 1256 | u16 vtag = swab16(opts2 & 0xffff); |
| 1257 | |
| 1258 | if (likely(polling)) |
| 1259 | vlan_gro_receive(&tp->napi, vlgrp, vtag, skb); |
| 1260 | else |
| 1261 | __vlan_hwaccel_rx(skb, vlgrp, vtag, polling); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1262 | ret = 0; |
| 1263 | } else |
| 1264 | ret = -1; |
| 1265 | desc->opts2 = 0; |
| 1266 | return ret; |
| 1267 | } |
| 1268 | |
| 1269 | #else /* !CONFIG_R8169_VLAN */ |
| 1270 | |
| 1271 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, |
| 1272 | struct sk_buff *skb) |
| 1273 | { |
| 1274 | return 0; |
| 1275 | } |
| 1276 | |
| 1277 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 1278 | struct sk_buff *skb, int polling) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1279 | { |
| 1280 | return -1; |
| 1281 | } |
| 1282 | |
| 1283 | #endif |
| 1284 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1285 | static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1286 | { |
| 1287 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1288 | void __iomem *ioaddr = tp->mmio_addr; |
| 1289 | u32 status; |
| 1290 | |
| 1291 | cmd->supported = |
| 1292 | SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE; |
| 1293 | cmd->port = PORT_FIBRE; |
| 1294 | cmd->transceiver = XCVR_INTERNAL; |
| 1295 | |
| 1296 | status = RTL_R32(TBICSR); |
| 1297 | cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; |
| 1298 | cmd->autoneg = !!(status & TBINwEnable); |
| 1299 | |
| 1300 | cmd->speed = SPEED_1000; |
| 1301 | cmd->duplex = DUPLEX_FULL; /* Always set */ |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1302 | |
| 1303 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1304 | } |
| 1305 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1306 | static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1307 | { |
| 1308 | struct rtl8169_private *tp = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1309 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1310 | return mii_ethtool_gset(&tp->mii, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1311 | } |
| 1312 | |
| 1313 | static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 1314 | { |
| 1315 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1316 | unsigned long flags; |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1317 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1318 | |
| 1319 | spin_lock_irqsave(&tp->lock, flags); |
| 1320 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1321 | rc = tp->get_settings(dev, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1322 | |
| 1323 | spin_unlock_irqrestore(&tp->lock, flags); |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 1324 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1325 | } |
| 1326 | |
| 1327 | static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, |
| 1328 | void *p) |
| 1329 | { |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 1330 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1331 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1332 | |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 1333 | if (regs->len > R8169_REGS_SIZE) |
| 1334 | regs->len = R8169_REGS_SIZE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1335 | |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 1336 | spin_lock_irqsave(&tp->lock, flags); |
| 1337 | memcpy_fromio(p, tp->mmio_addr, regs->len); |
| 1338 | spin_unlock_irqrestore(&tp->lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1339 | } |
| 1340 | |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 1341 | static u32 rtl8169_get_msglevel(struct net_device *dev) |
| 1342 | { |
| 1343 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1344 | |
| 1345 | return tp->msg_enable; |
| 1346 | } |
| 1347 | |
| 1348 | static void rtl8169_set_msglevel(struct net_device *dev, u32 value) |
| 1349 | { |
| 1350 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1351 | |
| 1352 | tp->msg_enable = value; |
| 1353 | } |
| 1354 | |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1355 | static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = { |
| 1356 | "tx_packets", |
| 1357 | "rx_packets", |
| 1358 | "tx_errors", |
| 1359 | "rx_errors", |
| 1360 | "rx_missed", |
| 1361 | "align_errors", |
| 1362 | "tx_single_collisions", |
| 1363 | "tx_multi_collisions", |
| 1364 | "unicast", |
| 1365 | "broadcast", |
| 1366 | "multicast", |
| 1367 | "tx_aborted", |
| 1368 | "tx_underrun", |
| 1369 | }; |
| 1370 | |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 1371 | static int rtl8169_get_sset_count(struct net_device *dev, int sset) |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1372 | { |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 1373 | switch (sset) { |
| 1374 | case ETH_SS_STATS: |
| 1375 | return ARRAY_SIZE(rtl8169_gstrings); |
| 1376 | default: |
| 1377 | return -EOPNOTSUPP; |
| 1378 | } |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1379 | } |
| 1380 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1381 | static void rtl8169_update_counters(struct net_device *dev) |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1382 | { |
| 1383 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1384 | void __iomem *ioaddr = tp->mmio_addr; |
| 1385 | struct rtl8169_counters *counters; |
| 1386 | dma_addr_t paddr; |
| 1387 | u32 cmd; |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1388 | int wait = 1000; |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 1389 | struct device *d = &tp->pci_dev->dev; |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1390 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1391 | /* |
| 1392 | * Some chips are unable to dump tally counters when the receiver |
| 1393 | * is disabled. |
| 1394 | */ |
| 1395 | if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0) |
| 1396 | return; |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1397 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 1398 | counters = dma_alloc_coherent(d, sizeof(*counters), &paddr, GFP_KERNEL); |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1399 | if (!counters) |
| 1400 | return; |
| 1401 | |
| 1402 | RTL_W32(CounterAddrHigh, (u64)paddr >> 32); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 1403 | cmd = (u64)paddr & DMA_BIT_MASK(32); |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1404 | RTL_W32(CounterAddrLow, cmd); |
| 1405 | RTL_W32(CounterAddrLow, cmd | CounterDump); |
| 1406 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1407 | while (wait--) { |
| 1408 | if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) { |
| 1409 | /* copy updated counters */ |
| 1410 | memcpy(&tp->counters, counters, sizeof(*counters)); |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1411 | break; |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1412 | } |
| 1413 | udelay(10); |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1414 | } |
| 1415 | |
| 1416 | RTL_W32(CounterAddrLow, 0); |
| 1417 | RTL_W32(CounterAddrHigh, 0); |
| 1418 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 1419 | dma_free_coherent(d, sizeof(*counters), counters, paddr); |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1420 | } |
| 1421 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 1422 | static void rtl8169_get_ethtool_stats(struct net_device *dev, |
| 1423 | struct ethtool_stats *stats, u64 *data) |
| 1424 | { |
| 1425 | struct rtl8169_private *tp = netdev_priv(dev); |
| 1426 | |
| 1427 | ASSERT_RTNL(); |
| 1428 | |
| 1429 | rtl8169_update_counters(dev); |
| 1430 | |
| 1431 | data[0] = le64_to_cpu(tp->counters.tx_packets); |
| 1432 | data[1] = le64_to_cpu(tp->counters.rx_packets); |
| 1433 | data[2] = le64_to_cpu(tp->counters.tx_errors); |
| 1434 | data[3] = le32_to_cpu(tp->counters.rx_errors); |
| 1435 | data[4] = le16_to_cpu(tp->counters.rx_missed); |
| 1436 | data[5] = le16_to_cpu(tp->counters.align_errors); |
| 1437 | data[6] = le32_to_cpu(tp->counters.tx_one_collision); |
| 1438 | data[7] = le32_to_cpu(tp->counters.tx_multi_collision); |
| 1439 | data[8] = le64_to_cpu(tp->counters.rx_unicast); |
| 1440 | data[9] = le64_to_cpu(tp->counters.rx_broadcast); |
| 1441 | data[10] = le32_to_cpu(tp->counters.rx_multicast); |
| 1442 | data[11] = le16_to_cpu(tp->counters.tx_aborted); |
| 1443 | data[12] = le16_to_cpu(tp->counters.tx_underun); |
| 1444 | } |
| 1445 | |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1446 | static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) |
| 1447 | { |
| 1448 | switch(stringset) { |
| 1449 | case ETH_SS_STATS: |
| 1450 | memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); |
| 1451 | break; |
| 1452 | } |
| 1453 | } |
| 1454 | |
Jeff Garzik | 7282d49 | 2006-09-13 14:30:00 -0400 | [diff] [blame] | 1455 | static const struct ethtool_ops rtl8169_ethtool_ops = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1456 | .get_drvinfo = rtl8169_get_drvinfo, |
| 1457 | .get_regs_len = rtl8169_get_regs_len, |
| 1458 | .get_link = ethtool_op_get_link, |
| 1459 | .get_settings = rtl8169_get_settings, |
| 1460 | .set_settings = rtl8169_set_settings, |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 1461 | .get_msglevel = rtl8169_get_msglevel, |
| 1462 | .set_msglevel = rtl8169_set_msglevel, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1463 | .get_rx_csum = rtl8169_get_rx_csum, |
| 1464 | .set_rx_csum = rtl8169_set_rx_csum, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1465 | .set_tx_csum = ethtool_op_set_tx_csum, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1466 | .set_sg = ethtool_op_set_sg, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | .set_tso = ethtool_op_set_tso, |
| 1468 | .get_regs = rtl8169_get_regs, |
Francois Romieu | 61a4dcc | 2006-02-23 00:55:25 +0100 | [diff] [blame] | 1469 | .get_wol = rtl8169_get_wol, |
| 1470 | .set_wol = rtl8169_set_wol, |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1471 | .get_strings = rtl8169_get_strings, |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 1472 | .get_sset_count = rtl8169_get_sset_count, |
Stephen Hemminger | d4a3a0f | 2005-05-27 21:11:56 +0200 | [diff] [blame] | 1473 | .get_ethtool_stats = rtl8169_get_ethtool_stats, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1474 | }; |
| 1475 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 1476 | static void rtl8169_get_mac_version(struct rtl8169_private *tp, |
| 1477 | void __iomem *ioaddr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1478 | { |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 1479 | /* |
| 1480 | * The driver currently handles the 8168Bf and the 8168Be identically |
| 1481 | * but they can be identified more specifically through the test below |
| 1482 | * if needed: |
| 1483 | * |
| 1484 | * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be |
Francois Romieu | 0127215 | 2007-02-20 22:58:51 +0100 | [diff] [blame] | 1485 | * |
| 1486 | * Same thing for the 8101Eb and the 8101Ec: |
| 1487 | * |
| 1488 | * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 1489 | */ |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1490 | static const struct { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1491 | u32 mask; |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1492 | u32 val; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1493 | int mac_version; |
| 1494 | } mac_info[] = { |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1495 | /* 8168D family. */ |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1496 | { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 }, |
| 1497 | { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 }, |
| 1498 | { 0x7c800000, 0x28800000, RTL_GIGA_MAC_VER_27 }, |
| 1499 | { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 }, |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1500 | |
Francois Romieu | ef808d5 | 2008-06-29 13:10:54 +0200 | [diff] [blame] | 1501 | /* 8168C family. */ |
Francois Romieu | 17c9929 | 2010-07-11 17:10:09 -0700 | [diff] [blame] | 1502 | { 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 }, |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 1503 | { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 }, |
Francois Romieu | ef808d5 | 2008-06-29 13:10:54 +0200 | [diff] [blame] | 1504 | { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 }, |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 1505 | { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 }, |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1506 | { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 }, |
| 1507 | { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 }, |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 1508 | { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 }, |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 1509 | { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 }, |
Francois Romieu | ef808d5 | 2008-06-29 13:10:54 +0200 | [diff] [blame] | 1510 | { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 }, |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1511 | |
| 1512 | /* 8168B family. */ |
| 1513 | { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 }, |
| 1514 | { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 }, |
| 1515 | { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 }, |
| 1516 | { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 }, |
| 1517 | |
| 1518 | /* 8101 family. */ |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 1519 | { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 }, |
| 1520 | { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 }, |
| 1521 | { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 }, |
| 1522 | { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 }, |
| 1523 | { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 }, |
| 1524 | { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 }, |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1525 | { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 }, |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 1526 | { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 }, |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1527 | { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 }, |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 1528 | { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 }, |
| 1529 | { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 }, |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1530 | { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 }, |
| 1531 | /* FIXME: where did these entries come from ? -- FR */ |
| 1532 | { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 }, |
| 1533 | { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 }, |
| 1534 | |
| 1535 | /* 8110 family. */ |
| 1536 | { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 }, |
| 1537 | { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 }, |
| 1538 | { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 }, |
| 1539 | { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 }, |
| 1540 | { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 }, |
| 1541 | { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 }, |
| 1542 | |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 1543 | /* Catch-all */ |
| 1544 | { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1545 | }, *p = mac_info; |
| 1546 | u32 reg; |
| 1547 | |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 1548 | reg = RTL_R32(TxConfig); |
| 1549 | while ((reg & p->mask) != p->val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1550 | p++; |
| 1551 | tp->mac_version = p->mac_version; |
| 1552 | } |
| 1553 | |
| 1554 | static void rtl8169_print_mac_version(struct rtl8169_private *tp) |
| 1555 | { |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 1556 | dprintk("mac_version = 0x%02x\n", tp->mac_version); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1557 | } |
| 1558 | |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1559 | struct phy_reg { |
| 1560 | u16 reg; |
| 1561 | u16 val; |
| 1562 | }; |
| 1563 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1564 | static void rtl_writephy_batch(struct rtl8169_private *tp, |
| 1565 | const struct phy_reg *regs, int len) |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1566 | { |
| 1567 | while (len-- > 0) { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1568 | rtl_writephy(tp, regs->reg, regs->val); |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1569 | regs++; |
| 1570 | } |
| 1571 | } |
| 1572 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1573 | #define PHY_READ 0x00000000 |
| 1574 | #define PHY_DATA_OR 0x10000000 |
| 1575 | #define PHY_DATA_AND 0x20000000 |
| 1576 | #define PHY_BJMPN 0x30000000 |
| 1577 | #define PHY_READ_EFUSE 0x40000000 |
| 1578 | #define PHY_READ_MAC_BYTE 0x50000000 |
| 1579 | #define PHY_WRITE_MAC_BYTE 0x60000000 |
| 1580 | #define PHY_CLEAR_READCOUNT 0x70000000 |
| 1581 | #define PHY_WRITE 0x80000000 |
| 1582 | #define PHY_READCOUNT_EQ_SKIP 0x90000000 |
| 1583 | #define PHY_COMP_EQ_SKIPN 0xa0000000 |
| 1584 | #define PHY_COMP_NEQ_SKIPN 0xb0000000 |
| 1585 | #define PHY_WRITE_PREVIOUS 0xc0000000 |
| 1586 | #define PHY_SKIPN 0xd0000000 |
| 1587 | #define PHY_DELAY_MS 0xe0000000 |
| 1588 | #define PHY_WRITE_ERI_WORD 0xf0000000 |
| 1589 | |
| 1590 | static void |
| 1591 | rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) |
| 1592 | { |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1593 | __le32 *phytable = (__le32 *)fw->data; |
| 1594 | struct net_device *dev = tp->dev; |
| 1595 | size_t i; |
| 1596 | |
| 1597 | if (fw->size % sizeof(*phytable)) { |
| 1598 | netif_err(tp, probe, dev, "odd sized firmware %zd\n", fw->size); |
| 1599 | return; |
| 1600 | } |
| 1601 | |
| 1602 | for (i = 0; i < fw->size / sizeof(*phytable); i++) { |
| 1603 | u32 action = le32_to_cpu(phytable[i]); |
| 1604 | |
| 1605 | if (!action) |
| 1606 | break; |
| 1607 | |
| 1608 | if ((action & 0xf0000000) != PHY_WRITE) { |
| 1609 | netif_err(tp, probe, dev, |
| 1610 | "unknown action 0x%08x\n", action); |
| 1611 | return; |
| 1612 | } |
| 1613 | } |
| 1614 | |
| 1615 | while (i-- != 0) { |
| 1616 | u32 action = le32_to_cpu(*phytable); |
| 1617 | u32 data = action & 0x0000ffff; |
| 1618 | u32 reg = (action & 0x0fff0000) >> 16; |
| 1619 | |
| 1620 | switch(action & 0xf0000000) { |
| 1621 | case PHY_WRITE: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1622 | rtl_writephy(tp, reg, data); |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1623 | phytable++; |
| 1624 | break; |
| 1625 | default: |
| 1626 | BUG(); |
| 1627 | } |
| 1628 | } |
| 1629 | } |
| 1630 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1631 | static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1632 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1633 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | 0b9b571 | 2009-08-10 19:44:56 +0000 | [diff] [blame] | 1634 | { 0x1f, 0x0001 }, |
| 1635 | { 0x06, 0x006e }, |
| 1636 | { 0x08, 0x0708 }, |
| 1637 | { 0x15, 0x4000 }, |
| 1638 | { 0x18, 0x65c7 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1639 | |
françois romieu | 0b9b571 | 2009-08-10 19:44:56 +0000 | [diff] [blame] | 1640 | { 0x1f, 0x0001 }, |
| 1641 | { 0x03, 0x00a1 }, |
| 1642 | { 0x02, 0x0008 }, |
| 1643 | { 0x01, 0x0120 }, |
| 1644 | { 0x00, 0x1000 }, |
| 1645 | { 0x04, 0x0800 }, |
| 1646 | { 0x04, 0x0000 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1647 | |
françois romieu | 0b9b571 | 2009-08-10 19:44:56 +0000 | [diff] [blame] | 1648 | { 0x03, 0xff41 }, |
| 1649 | { 0x02, 0xdf60 }, |
| 1650 | { 0x01, 0x0140 }, |
| 1651 | { 0x00, 0x0077 }, |
| 1652 | { 0x04, 0x7800 }, |
| 1653 | { 0x04, 0x7000 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1654 | |
françois romieu | 0b9b571 | 2009-08-10 19:44:56 +0000 | [diff] [blame] | 1655 | { 0x03, 0x802f }, |
| 1656 | { 0x02, 0x4f02 }, |
| 1657 | { 0x01, 0x0409 }, |
| 1658 | { 0x00, 0xf0f9 }, |
| 1659 | { 0x04, 0x9800 }, |
| 1660 | { 0x04, 0x9000 }, |
| 1661 | |
| 1662 | { 0x03, 0xdf01 }, |
| 1663 | { 0x02, 0xdf20 }, |
| 1664 | { 0x01, 0xff95 }, |
| 1665 | { 0x00, 0xba00 }, |
| 1666 | { 0x04, 0xa800 }, |
| 1667 | { 0x04, 0xa000 }, |
| 1668 | |
| 1669 | { 0x03, 0xff41 }, |
| 1670 | { 0x02, 0xdf20 }, |
| 1671 | { 0x01, 0x0140 }, |
| 1672 | { 0x00, 0x00bb }, |
| 1673 | { 0x04, 0xb800 }, |
| 1674 | { 0x04, 0xb000 }, |
| 1675 | |
| 1676 | { 0x03, 0xdf41 }, |
| 1677 | { 0x02, 0xdc60 }, |
| 1678 | { 0x01, 0x6340 }, |
| 1679 | { 0x00, 0x007d }, |
| 1680 | { 0x04, 0xd800 }, |
| 1681 | { 0x04, 0xd000 }, |
| 1682 | |
| 1683 | { 0x03, 0xdf01 }, |
| 1684 | { 0x02, 0xdf20 }, |
| 1685 | { 0x01, 0x100a }, |
| 1686 | { 0x00, 0xa0ff }, |
| 1687 | { 0x04, 0xf800 }, |
| 1688 | { 0x04, 0xf000 }, |
| 1689 | |
| 1690 | { 0x1f, 0x0000 }, |
| 1691 | { 0x0b, 0x0000 }, |
| 1692 | { 0x00, 0x9200 } |
| 1693 | }; |
| 1694 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1695 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1696 | } |
| 1697 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1698 | static void rtl8169sb_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 1699 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1700 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | a441d7b | 2007-08-17 18:26:35 +0200 | [diff] [blame] | 1701 | { 0x1f, 0x0002 }, |
| 1702 | { 0x01, 0x90d0 }, |
| 1703 | { 0x1f, 0x0000 } |
| 1704 | }; |
| 1705 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1706 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 1707 | } |
| 1708 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1709 | static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp) |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1710 | { |
| 1711 | struct pci_dev *pdev = tp->pci_dev; |
| 1712 | u16 vendor_id, device_id; |
| 1713 | |
| 1714 | pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id); |
| 1715 | pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id); |
| 1716 | |
| 1717 | if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000)) |
| 1718 | return; |
| 1719 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1720 | rtl_writephy(tp, 0x1f, 0x0001); |
| 1721 | rtl_writephy(tp, 0x10, 0xf01b); |
| 1722 | rtl_writephy(tp, 0x1f, 0x0000); |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1723 | } |
| 1724 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1725 | static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp) |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1726 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1727 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1728 | { 0x1f, 0x0001 }, |
| 1729 | { 0x04, 0x0000 }, |
| 1730 | { 0x03, 0x00a1 }, |
| 1731 | { 0x02, 0x0008 }, |
| 1732 | { 0x01, 0x0120 }, |
| 1733 | { 0x00, 0x1000 }, |
| 1734 | { 0x04, 0x0800 }, |
| 1735 | { 0x04, 0x9000 }, |
| 1736 | { 0x03, 0x802f }, |
| 1737 | { 0x02, 0x4f02 }, |
| 1738 | { 0x01, 0x0409 }, |
| 1739 | { 0x00, 0xf099 }, |
| 1740 | { 0x04, 0x9800 }, |
| 1741 | { 0x04, 0xa000 }, |
| 1742 | { 0x03, 0xdf01 }, |
| 1743 | { 0x02, 0xdf20 }, |
| 1744 | { 0x01, 0xff95 }, |
| 1745 | { 0x00, 0xba00 }, |
| 1746 | { 0x04, 0xa800 }, |
| 1747 | { 0x04, 0xf000 }, |
| 1748 | { 0x03, 0xdf01 }, |
| 1749 | { 0x02, 0xdf20 }, |
| 1750 | { 0x01, 0x101a }, |
| 1751 | { 0x00, 0xa0ff }, |
| 1752 | { 0x04, 0xf800 }, |
| 1753 | { 0x04, 0x0000 }, |
| 1754 | { 0x1f, 0x0000 }, |
| 1755 | |
| 1756 | { 0x1f, 0x0001 }, |
| 1757 | { 0x10, 0xf41b }, |
| 1758 | { 0x14, 0xfb54 }, |
| 1759 | { 0x18, 0xf5c7 }, |
| 1760 | { 0x1f, 0x0000 }, |
| 1761 | |
| 1762 | { 0x1f, 0x0001 }, |
| 1763 | { 0x17, 0x0cc0 }, |
| 1764 | { 0x1f, 0x0000 } |
| 1765 | }; |
| 1766 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1767 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1768 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1769 | rtl8169scd_hw_phy_config_quirk(tp); |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 1770 | } |
| 1771 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1772 | static void rtl8169sce_hw_phy_config(struct rtl8169_private *tp) |
françois romieu | 8c7006a | 2009-08-10 19:43:29 +0000 | [diff] [blame] | 1773 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1774 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | 8c7006a | 2009-08-10 19:43:29 +0000 | [diff] [blame] | 1775 | { 0x1f, 0x0001 }, |
| 1776 | { 0x04, 0x0000 }, |
| 1777 | { 0x03, 0x00a1 }, |
| 1778 | { 0x02, 0x0008 }, |
| 1779 | { 0x01, 0x0120 }, |
| 1780 | { 0x00, 0x1000 }, |
| 1781 | { 0x04, 0x0800 }, |
| 1782 | { 0x04, 0x9000 }, |
| 1783 | { 0x03, 0x802f }, |
| 1784 | { 0x02, 0x4f02 }, |
| 1785 | { 0x01, 0x0409 }, |
| 1786 | { 0x00, 0xf099 }, |
| 1787 | { 0x04, 0x9800 }, |
| 1788 | { 0x04, 0xa000 }, |
| 1789 | { 0x03, 0xdf01 }, |
| 1790 | { 0x02, 0xdf20 }, |
| 1791 | { 0x01, 0xff95 }, |
| 1792 | { 0x00, 0xba00 }, |
| 1793 | { 0x04, 0xa800 }, |
| 1794 | { 0x04, 0xf000 }, |
| 1795 | { 0x03, 0xdf01 }, |
| 1796 | { 0x02, 0xdf20 }, |
| 1797 | { 0x01, 0x101a }, |
| 1798 | { 0x00, 0xa0ff }, |
| 1799 | { 0x04, 0xf800 }, |
| 1800 | { 0x04, 0x0000 }, |
| 1801 | { 0x1f, 0x0000 }, |
| 1802 | |
| 1803 | { 0x1f, 0x0001 }, |
| 1804 | { 0x0b, 0x8480 }, |
| 1805 | { 0x1f, 0x0000 }, |
| 1806 | |
| 1807 | { 0x1f, 0x0001 }, |
| 1808 | { 0x18, 0x67c7 }, |
| 1809 | { 0x04, 0x2000 }, |
| 1810 | { 0x03, 0x002f }, |
| 1811 | { 0x02, 0x4360 }, |
| 1812 | { 0x01, 0x0109 }, |
| 1813 | { 0x00, 0x3022 }, |
| 1814 | { 0x04, 0x2800 }, |
| 1815 | { 0x1f, 0x0000 }, |
| 1816 | |
| 1817 | { 0x1f, 0x0001 }, |
| 1818 | { 0x17, 0x0cc0 }, |
| 1819 | { 0x1f, 0x0000 } |
| 1820 | }; |
| 1821 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1822 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
françois romieu | 8c7006a | 2009-08-10 19:43:29 +0000 | [diff] [blame] | 1823 | } |
| 1824 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1825 | static void rtl8168bb_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1826 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1827 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1828 | { 0x10, 0xf41b }, |
| 1829 | { 0x1f, 0x0000 } |
| 1830 | }; |
| 1831 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1832 | rtl_writephy(tp, 0x1f, 0x0001); |
| 1833 | rtl_patchphy(tp, 0x16, 1 << 0); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1834 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1835 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1836 | } |
| 1837 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1838 | static void rtl8168bef_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1839 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1840 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1841 | { 0x1f, 0x0001 }, |
| 1842 | { 0x10, 0xf41b }, |
| 1843 | { 0x1f, 0x0000 } |
| 1844 | }; |
| 1845 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1846 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 1847 | } |
| 1848 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1849 | static void rtl8168cp_1_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1850 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1851 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1852 | { 0x1f, 0x0000 }, |
| 1853 | { 0x1d, 0x0f00 }, |
| 1854 | { 0x1f, 0x0002 }, |
| 1855 | { 0x0c, 0x1ec8 }, |
| 1856 | { 0x1f, 0x0000 } |
| 1857 | }; |
| 1858 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1859 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1860 | } |
| 1861 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1862 | static void rtl8168cp_2_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 1863 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1864 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 1865 | { 0x1f, 0x0001 }, |
| 1866 | { 0x1d, 0x3d98 }, |
| 1867 | { 0x1f, 0x0000 } |
| 1868 | }; |
| 1869 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1870 | rtl_writephy(tp, 0x1f, 0x0000); |
| 1871 | rtl_patchphy(tp, 0x14, 1 << 5); |
| 1872 | rtl_patchphy(tp, 0x0d, 1 << 5); |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 1873 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1874 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 1875 | } |
| 1876 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1877 | static void rtl8168c_1_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1878 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1879 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | a3f8067 | 2007-10-18 14:35:11 +0200 | [diff] [blame] | 1880 | { 0x1f, 0x0001 }, |
| 1881 | { 0x12, 0x2300 }, |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1882 | { 0x1f, 0x0002 }, |
| 1883 | { 0x00, 0x88d4 }, |
| 1884 | { 0x01, 0x82b1 }, |
| 1885 | { 0x03, 0x7002 }, |
| 1886 | { 0x08, 0x9e30 }, |
| 1887 | { 0x09, 0x01f0 }, |
| 1888 | { 0x0a, 0x5500 }, |
| 1889 | { 0x0c, 0x00c8 }, |
| 1890 | { 0x1f, 0x0003 }, |
| 1891 | { 0x12, 0xc096 }, |
| 1892 | { 0x16, 0x000a }, |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1893 | { 0x1f, 0x0000 }, |
| 1894 | { 0x1f, 0x0000 }, |
| 1895 | { 0x09, 0x2000 }, |
| 1896 | { 0x09, 0x0000 } |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1897 | }; |
| 1898 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1899 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1900 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1901 | rtl_patchphy(tp, 0x14, 1 << 5); |
| 1902 | rtl_patchphy(tp, 0x0d, 1 << 5); |
| 1903 | rtl_writephy(tp, 0x1f, 0x0000); |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 1904 | } |
| 1905 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1906 | static void rtl8168c_2_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 1907 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1908 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1909 | { 0x1f, 0x0001 }, |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 1910 | { 0x12, 0x2300 }, |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1911 | { 0x03, 0x802f }, |
| 1912 | { 0x02, 0x4f02 }, |
| 1913 | { 0x01, 0x0409 }, |
| 1914 | { 0x00, 0xf099 }, |
| 1915 | { 0x04, 0x9800 }, |
| 1916 | { 0x04, 0x9000 }, |
| 1917 | { 0x1d, 0x3d98 }, |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 1918 | { 0x1f, 0x0002 }, |
| 1919 | { 0x0c, 0x7eb8 }, |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1920 | { 0x06, 0x0761 }, |
| 1921 | { 0x1f, 0x0003 }, |
| 1922 | { 0x16, 0x0f0a }, |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 1923 | { 0x1f, 0x0000 } |
| 1924 | }; |
| 1925 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1926 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | f50d427 | 2008-05-30 16:07:07 +0200 | [diff] [blame] | 1927 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1928 | rtl_patchphy(tp, 0x16, 1 << 0); |
| 1929 | rtl_patchphy(tp, 0x14, 1 << 5); |
| 1930 | rtl_patchphy(tp, 0x0d, 1 << 5); |
| 1931 | rtl_writephy(tp, 0x1f, 0x0000); |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 1932 | } |
| 1933 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1934 | static void rtl8168c_3_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 1935 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1936 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 1937 | { 0x1f, 0x0001 }, |
| 1938 | { 0x12, 0x2300 }, |
| 1939 | { 0x1d, 0x3d98 }, |
| 1940 | { 0x1f, 0x0002 }, |
| 1941 | { 0x0c, 0x7eb8 }, |
| 1942 | { 0x06, 0x5461 }, |
| 1943 | { 0x1f, 0x0003 }, |
| 1944 | { 0x16, 0x0f0a }, |
| 1945 | { 0x1f, 0x0000 } |
| 1946 | }; |
| 1947 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1948 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 1949 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1950 | rtl_patchphy(tp, 0x16, 1 << 0); |
| 1951 | rtl_patchphy(tp, 0x14, 1 << 5); |
| 1952 | rtl_patchphy(tp, 0x0d, 1 << 5); |
| 1953 | rtl_writephy(tp, 0x1f, 0x0000); |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 1954 | } |
| 1955 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1956 | static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 1957 | { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 1958 | rtl8168c_3_hw_phy_config(tp); |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 1959 | } |
| 1960 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1961 | static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1962 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 1963 | static const struct phy_reg phy_reg_init_0[] = { |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1964 | /* Channel Estimation */ |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1965 | { 0x1f, 0x0001 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1966 | { 0x06, 0x4064 }, |
| 1967 | { 0x07, 0x2863 }, |
| 1968 | { 0x08, 0x059c }, |
| 1969 | { 0x09, 0x26b4 }, |
| 1970 | { 0x0a, 0x6a19 }, |
| 1971 | { 0x0b, 0xdcc8 }, |
| 1972 | { 0x10, 0xf06d }, |
| 1973 | { 0x14, 0x7f68 }, |
| 1974 | { 0x18, 0x7fd9 }, |
| 1975 | { 0x1c, 0xf0ff }, |
| 1976 | { 0x1d, 0x3d9c }, |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1977 | { 0x1f, 0x0003 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1978 | { 0x12, 0xf49f }, |
| 1979 | { 0x13, 0x070b }, |
| 1980 | { 0x1a, 0x05ad }, |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1981 | { 0x14, 0x94c0 }, |
| 1982 | |
| 1983 | /* |
| 1984 | * Tx Error Issue |
| 1985 | * enhance line driver power |
| 1986 | */ |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1987 | { 0x1f, 0x0002 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1988 | { 0x06, 0x5561 }, |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 1989 | { 0x1f, 0x0005 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1990 | { 0x05, 0x8332 }, |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 1991 | { 0x06, 0x5561 }, |
| 1992 | |
| 1993 | /* |
| 1994 | * Can not link to 1Gbps with bad cable |
| 1995 | * Decrease SNR threshold form 21.07dB to 19.04dB |
| 1996 | */ |
| 1997 | { 0x1f, 0x0001 }, |
| 1998 | { 0x17, 0x0cc0 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 1999 | |
| 2000 | { 0x1f, 0x0000 }, |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2001 | { 0x0d, 0xf880 } |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2002 | }; |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2003 | void __iomem *ioaddr = tp->mmio_addr; |
| 2004 | const struct firmware *fw; |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2005 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2006 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2007 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2008 | /* |
| 2009 | * Rx Error Issue |
| 2010 | * Fine Tune Switching regulator parameter |
| 2011 | */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2012 | rtl_writephy(tp, 0x1f, 0x0002); |
| 2013 | rtl_w1w0_phy(tp, 0x0b, 0x0010, 0x00ef); |
| 2014 | rtl_w1w0_phy(tp, 0x0c, 0xa200, 0x5d00); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2015 | |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2016 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2017 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2018 | { 0x1f, 0x0002 }, |
| 2019 | { 0x05, 0x669a }, |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2020 | { 0x1f, 0x0005 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2021 | { 0x05, 0x8330 }, |
| 2022 | { 0x06, 0x669a }, |
| 2023 | { 0x1f, 0x0002 } |
| 2024 | }; |
| 2025 | int val; |
| 2026 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2027 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2028 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2029 | val = rtl_readphy(tp, 0x0d); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2030 | |
| 2031 | if ((val & 0x00ff) != 0x006c) { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2032 | static const u32 set[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2033 | 0x0065, 0x0066, 0x0067, 0x0068, |
| 2034 | 0x0069, 0x006a, 0x006b, 0x006c |
| 2035 | }; |
| 2036 | int i; |
| 2037 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2038 | rtl_writephy(tp, 0x1f, 0x0002); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2039 | |
| 2040 | val &= 0xff00; |
| 2041 | for (i = 0; i < ARRAY_SIZE(set); i++) |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2042 | rtl_writephy(tp, 0x0d, val | set[i]); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2043 | } |
| 2044 | } else { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2045 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2046 | { 0x1f, 0x0002 }, |
| 2047 | { 0x05, 0x6662 }, |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2048 | { 0x1f, 0x0005 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2049 | { 0x05, 0x8330 }, |
| 2050 | { 0x06, 0x6662 } |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2051 | }; |
| 2052 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2053 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2054 | } |
| 2055 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2056 | /* RSET couple improve */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2057 | rtl_writephy(tp, 0x1f, 0x0002); |
| 2058 | rtl_patchphy(tp, 0x0d, 0x0300); |
| 2059 | rtl_patchphy(tp, 0x0f, 0x0010); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2060 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2061 | /* Fine tune PLL performance */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2062 | rtl_writephy(tp, 0x1f, 0x0002); |
| 2063 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); |
| 2064 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2065 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2066 | rtl_writephy(tp, 0x1f, 0x0005); |
| 2067 | rtl_writephy(tp, 0x05, 0x001b); |
| 2068 | if (rtl_readphy(tp, 0x06) == 0xbf00 && |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2069 | request_firmware(&fw, FIRMWARE_8168D_1, &tp->pci_dev->dev) == 0) { |
| 2070 | rtl_phy_write_fw(tp, fw); |
| 2071 | release_firmware(fw); |
| 2072 | } else { |
| 2073 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); |
| 2074 | } |
| 2075 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2076 | rtl_writephy(tp, 0x1f, 0x0000); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2077 | } |
| 2078 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2079 | static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2080 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2081 | static const struct phy_reg phy_reg_init_0[] = { |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2082 | /* Channel Estimation */ |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2083 | { 0x1f, 0x0001 }, |
| 2084 | { 0x06, 0x4064 }, |
| 2085 | { 0x07, 0x2863 }, |
| 2086 | { 0x08, 0x059c }, |
| 2087 | { 0x09, 0x26b4 }, |
| 2088 | { 0x0a, 0x6a19 }, |
| 2089 | { 0x0b, 0xdcc8 }, |
| 2090 | { 0x10, 0xf06d }, |
| 2091 | { 0x14, 0x7f68 }, |
| 2092 | { 0x18, 0x7fd9 }, |
| 2093 | { 0x1c, 0xf0ff }, |
| 2094 | { 0x1d, 0x3d9c }, |
| 2095 | { 0x1f, 0x0003 }, |
| 2096 | { 0x12, 0xf49f }, |
| 2097 | { 0x13, 0x070b }, |
| 2098 | { 0x1a, 0x05ad }, |
| 2099 | { 0x14, 0x94c0 }, |
| 2100 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2101 | /* |
| 2102 | * Tx Error Issue |
| 2103 | * enhance line driver power |
| 2104 | */ |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2105 | { 0x1f, 0x0002 }, |
| 2106 | { 0x06, 0x5561 }, |
| 2107 | { 0x1f, 0x0005 }, |
| 2108 | { 0x05, 0x8332 }, |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2109 | { 0x06, 0x5561 }, |
| 2110 | |
| 2111 | /* |
| 2112 | * Can not link to 1Gbps with bad cable |
| 2113 | * Decrease SNR threshold form 21.07dB to 19.04dB |
| 2114 | */ |
| 2115 | { 0x1f, 0x0001 }, |
| 2116 | { 0x17, 0x0cc0 }, |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2117 | |
| 2118 | { 0x1f, 0x0000 }, |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2119 | { 0x0d, 0xf880 } |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2120 | }; |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2121 | void __iomem *ioaddr = tp->mmio_addr; |
| 2122 | const struct firmware *fw; |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2123 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2124 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2125 | |
| 2126 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2127 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2128 | { 0x1f, 0x0002 }, |
| 2129 | { 0x05, 0x669a }, |
| 2130 | { 0x1f, 0x0005 }, |
| 2131 | { 0x05, 0x8330 }, |
| 2132 | { 0x06, 0x669a }, |
| 2133 | |
| 2134 | { 0x1f, 0x0002 } |
| 2135 | }; |
| 2136 | int val; |
| 2137 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2138 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2139 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2140 | val = rtl_readphy(tp, 0x0d); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2141 | if ((val & 0x00ff) != 0x006c) { |
Joe Perches | b6bc765 | 2010-12-21 02:16:08 -0800 | [diff] [blame] | 2142 | static const u32 set[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2143 | 0x0065, 0x0066, 0x0067, 0x0068, |
| 2144 | 0x0069, 0x006a, 0x006b, 0x006c |
| 2145 | }; |
| 2146 | int i; |
| 2147 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2148 | rtl_writephy(tp, 0x1f, 0x0002); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2149 | |
| 2150 | val &= 0xff00; |
| 2151 | for (i = 0; i < ARRAY_SIZE(set); i++) |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2152 | rtl_writephy(tp, 0x0d, val | set[i]); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2153 | } |
| 2154 | } else { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2155 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2156 | { 0x1f, 0x0002 }, |
| 2157 | { 0x05, 0x2642 }, |
| 2158 | { 0x1f, 0x0005 }, |
| 2159 | { 0x05, 0x8330 }, |
| 2160 | { 0x06, 0x2642 } |
| 2161 | }; |
| 2162 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2163 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2164 | } |
| 2165 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2166 | /* Fine tune PLL performance */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2167 | rtl_writephy(tp, 0x1f, 0x0002); |
| 2168 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); |
| 2169 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2170 | |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2171 | /* Switching regulator Slew rate */ |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2172 | rtl_writephy(tp, 0x1f, 0x0002); |
| 2173 | rtl_patchphy(tp, 0x0f, 0x0017); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2174 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2175 | rtl_writephy(tp, 0x1f, 0x0005); |
| 2176 | rtl_writephy(tp, 0x05, 0x001b); |
| 2177 | if (rtl_readphy(tp, 0x06) == 0xb300 && |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2178 | request_firmware(&fw, FIRMWARE_8168D_2, &tp->pci_dev->dev) == 0) { |
| 2179 | rtl_phy_write_fw(tp, fw); |
| 2180 | release_firmware(fw); |
| 2181 | } else { |
| 2182 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); |
| 2183 | } |
| 2184 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2185 | rtl_writephy(tp, 0x1f, 0x0000); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2186 | } |
| 2187 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2188 | static void rtl8168d_3_hw_phy_config(struct rtl8169_private *tp) |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2189 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2190 | static const struct phy_reg phy_reg_init[] = { |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2191 | { 0x1f, 0x0002 }, |
| 2192 | { 0x10, 0x0008 }, |
| 2193 | { 0x0d, 0x006c }, |
| 2194 | |
| 2195 | { 0x1f, 0x0000 }, |
| 2196 | { 0x0d, 0xf880 }, |
| 2197 | |
| 2198 | { 0x1f, 0x0001 }, |
| 2199 | { 0x17, 0x0cc0 }, |
| 2200 | |
| 2201 | { 0x1f, 0x0001 }, |
| 2202 | { 0x0b, 0xa4d8 }, |
| 2203 | { 0x09, 0x281c }, |
| 2204 | { 0x07, 0x2883 }, |
| 2205 | { 0x0a, 0x6b35 }, |
| 2206 | { 0x1d, 0x3da4 }, |
| 2207 | { 0x1c, 0xeffd }, |
| 2208 | { 0x14, 0x7f52 }, |
| 2209 | { 0x18, 0x7fc6 }, |
| 2210 | { 0x08, 0x0601 }, |
| 2211 | { 0x06, 0x4063 }, |
| 2212 | { 0x10, 0xf074 }, |
| 2213 | { 0x1f, 0x0003 }, |
| 2214 | { 0x13, 0x0789 }, |
| 2215 | { 0x12, 0xf4bd }, |
| 2216 | { 0x1a, 0x04fd }, |
| 2217 | { 0x14, 0x84b0 }, |
| 2218 | { 0x1f, 0x0000 }, |
| 2219 | { 0x00, 0x9200 }, |
| 2220 | |
| 2221 | { 0x1f, 0x0005 }, |
| 2222 | { 0x01, 0x0340 }, |
| 2223 | { 0x1f, 0x0001 }, |
| 2224 | { 0x04, 0x4000 }, |
| 2225 | { 0x03, 0x1d21 }, |
| 2226 | { 0x02, 0x0c32 }, |
| 2227 | { 0x01, 0x0200 }, |
| 2228 | { 0x00, 0x5554 }, |
| 2229 | { 0x04, 0x4800 }, |
| 2230 | { 0x04, 0x4000 }, |
| 2231 | { 0x04, 0xf000 }, |
| 2232 | { 0x03, 0xdf01 }, |
| 2233 | { 0x02, 0xdf20 }, |
| 2234 | { 0x01, 0x101a }, |
| 2235 | { 0x00, 0xa0ff }, |
| 2236 | { 0x04, 0xf800 }, |
| 2237 | { 0x04, 0xf000 }, |
| 2238 | { 0x1f, 0x0000 }, |
| 2239 | |
| 2240 | { 0x1f, 0x0007 }, |
| 2241 | { 0x1e, 0x0023 }, |
| 2242 | { 0x16, 0x0000 }, |
| 2243 | { 0x1f, 0x0000 } |
| 2244 | }; |
| 2245 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2246 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2247 | } |
| 2248 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2249 | static void rtl8102e_hw_phy_config(struct rtl8169_private *tp) |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2250 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 2251 | static const struct phy_reg phy_reg_init[] = { |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2252 | { 0x1f, 0x0003 }, |
| 2253 | { 0x08, 0x441d }, |
| 2254 | { 0x01, 0x9100 }, |
| 2255 | { 0x1f, 0x0000 } |
| 2256 | }; |
| 2257 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2258 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2259 | rtl_patchphy(tp, 0x11, 1 << 12); |
| 2260 | rtl_patchphy(tp, 0x19, 1 << 13); |
| 2261 | rtl_patchphy(tp, 0x10, 1 << 15); |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2262 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2263 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2264 | } |
| 2265 | |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2266 | static void rtl_hw_phy_config(struct net_device *dev) |
| 2267 | { |
| 2268 | struct rtl8169_private *tp = netdev_priv(dev); |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2269 | |
| 2270 | rtl8169_print_mac_version(tp); |
| 2271 | |
| 2272 | switch (tp->mac_version) { |
| 2273 | case RTL_GIGA_MAC_VER_01: |
| 2274 | break; |
| 2275 | case RTL_GIGA_MAC_VER_02: |
| 2276 | case RTL_GIGA_MAC_VER_03: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2277 | rtl8169s_hw_phy_config(tp); |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2278 | break; |
| 2279 | case RTL_GIGA_MAC_VER_04: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2280 | rtl8169sb_hw_phy_config(tp); |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2281 | break; |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 2282 | case RTL_GIGA_MAC_VER_05: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2283 | rtl8169scd_hw_phy_config(tp); |
françois romieu | 2e955856 | 2009-08-10 19:44:19 +0000 | [diff] [blame] | 2284 | break; |
françois romieu | 8c7006a | 2009-08-10 19:43:29 +0000 | [diff] [blame] | 2285 | case RTL_GIGA_MAC_VER_06: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2286 | rtl8169sce_hw_phy_config(tp); |
françois romieu | 8c7006a | 2009-08-10 19:43:29 +0000 | [diff] [blame] | 2287 | break; |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2288 | case RTL_GIGA_MAC_VER_07: |
| 2289 | case RTL_GIGA_MAC_VER_08: |
| 2290 | case RTL_GIGA_MAC_VER_09: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2291 | rtl8102e_hw_phy_config(tp); |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 2292 | break; |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 2293 | case RTL_GIGA_MAC_VER_11: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2294 | rtl8168bb_hw_phy_config(tp); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 2295 | break; |
| 2296 | case RTL_GIGA_MAC_VER_12: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2297 | rtl8168bef_hw_phy_config(tp); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 2298 | break; |
| 2299 | case RTL_GIGA_MAC_VER_17: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2300 | rtl8168bef_hw_phy_config(tp); |
Francois Romieu | 236b808 | 2008-05-30 16:11:48 +0200 | [diff] [blame] | 2301 | break; |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 2302 | case RTL_GIGA_MAC_VER_18: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2303 | rtl8168cp_1_hw_phy_config(tp); |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 2304 | break; |
| 2305 | case RTL_GIGA_MAC_VER_19: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2306 | rtl8168c_1_hw_phy_config(tp); |
Francois Romieu | 867763c | 2007-08-17 18:21:58 +0200 | [diff] [blame] | 2307 | break; |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 2308 | case RTL_GIGA_MAC_VER_20: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2309 | rtl8168c_2_hw_phy_config(tp); |
Francois Romieu | 7da97ec | 2007-10-18 15:20:43 +0200 | [diff] [blame] | 2310 | break; |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 2311 | case RTL_GIGA_MAC_VER_21: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2312 | rtl8168c_3_hw_phy_config(tp); |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 2313 | break; |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 2314 | case RTL_GIGA_MAC_VER_22: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2315 | rtl8168c_4_hw_phy_config(tp); |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 2316 | break; |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 2317 | case RTL_GIGA_MAC_VER_23: |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 2318 | case RTL_GIGA_MAC_VER_24: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2319 | rtl8168cp_2_hw_phy_config(tp); |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 2320 | break; |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2321 | case RTL_GIGA_MAC_VER_25: |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2322 | rtl8168d_1_hw_phy_config(tp); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2323 | break; |
| 2324 | case RTL_GIGA_MAC_VER_26: |
françois romieu | bca03d5 | 2011-01-03 15:07:31 +0000 | [diff] [blame] | 2325 | rtl8168d_2_hw_phy_config(tp); |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 2326 | break; |
| 2327 | case RTL_GIGA_MAC_VER_27: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2328 | rtl8168d_3_hw_phy_config(tp); |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 2329 | break; |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 2330 | |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2331 | default: |
| 2332 | break; |
| 2333 | } |
| 2334 | } |
| 2335 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2336 | static void rtl8169_phy_timer(unsigned long __opaque) |
| 2337 | { |
| 2338 | struct net_device *dev = (struct net_device *)__opaque; |
| 2339 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2340 | struct timer_list *timer = &tp->timer; |
| 2341 | void __iomem *ioaddr = tp->mmio_addr; |
| 2342 | unsigned long timeout = RTL8169_PHY_TIMEOUT; |
| 2343 | |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 2344 | assert(tp->mac_version > RTL_GIGA_MAC_VER_01); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2345 | |
Francois Romieu | 64e4bfb | 2006-08-17 12:43:06 +0200 | [diff] [blame] | 2346 | if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2347 | return; |
| 2348 | |
| 2349 | spin_lock_irq(&tp->lock); |
| 2350 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2351 | if (tp->phy_reset_pending(tp)) { |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 2352 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2353 | * A busy loop could burn quite a few cycles on nowadays CPU. |
| 2354 | * Let's delay the execution of the timer for a few ticks. |
| 2355 | */ |
| 2356 | timeout = HZ/10; |
| 2357 | goto out_mod_timer; |
| 2358 | } |
| 2359 | |
| 2360 | if (tp->link_ok(ioaddr)) |
| 2361 | goto out_unlock; |
| 2362 | |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2363 | netif_warn(tp, link, dev, "PHY reset until link up\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2364 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2365 | tp->phy_reset_enable(tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2366 | |
| 2367 | out_mod_timer: |
| 2368 | mod_timer(timer, jiffies + timeout); |
| 2369 | out_unlock: |
| 2370 | spin_unlock_irq(&tp->lock); |
| 2371 | } |
| 2372 | |
| 2373 | static inline void rtl8169_delete_timer(struct net_device *dev) |
| 2374 | { |
| 2375 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2376 | struct timer_list *timer = &tp->timer; |
| 2377 | |
Francois Romieu | e179bb7 | 2007-08-17 15:05:21 +0200 | [diff] [blame] | 2378 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2379 | return; |
| 2380 | |
| 2381 | del_timer_sync(timer); |
| 2382 | } |
| 2383 | |
| 2384 | static inline void rtl8169_request_timer(struct net_device *dev) |
| 2385 | { |
| 2386 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2387 | struct timer_list *timer = &tp->timer; |
| 2388 | |
Francois Romieu | e179bb7 | 2007-08-17 15:05:21 +0200 | [diff] [blame] | 2389 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2390 | return; |
| 2391 | |
Francois Romieu | 2efa53f | 2007-03-09 00:00:05 +0100 | [diff] [blame] | 2392 | mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2393 | } |
| 2394 | |
| 2395 | #ifdef CONFIG_NET_POLL_CONTROLLER |
| 2396 | /* |
| 2397 | * Polling 'interrupt' - used by things like netconsole to send skbs |
| 2398 | * without having to re-enable interrupts. It's not called while |
| 2399 | * the interrupt routine is executing. |
| 2400 | */ |
| 2401 | static void rtl8169_netpoll(struct net_device *dev) |
| 2402 | { |
| 2403 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2404 | struct pci_dev *pdev = tp->pci_dev; |
| 2405 | |
| 2406 | disable_irq(pdev->irq); |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 2407 | rtl8169_interrupt(pdev->irq, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2408 | enable_irq(pdev->irq); |
| 2409 | } |
| 2410 | #endif |
| 2411 | |
| 2412 | static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev, |
| 2413 | void __iomem *ioaddr) |
| 2414 | { |
| 2415 | iounmap(ioaddr); |
| 2416 | pci_release_regions(pdev); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2417 | pci_clear_mwi(pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2418 | pci_disable_device(pdev); |
| 2419 | free_netdev(dev); |
| 2420 | } |
| 2421 | |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2422 | static void rtl8169_phy_reset(struct net_device *dev, |
| 2423 | struct rtl8169_private *tp) |
| 2424 | { |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 2425 | unsigned int i; |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2426 | |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2427 | tp->phy_reset_enable(tp); |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2428 | for (i = 0; i < 100; i++) { |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2429 | if (!tp->phy_reset_pending(tp)) |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2430 | return; |
| 2431 | msleep(1); |
| 2432 | } |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2433 | netif_err(tp, link, dev, "PHY reset failed\n"); |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2434 | } |
| 2435 | |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2436 | static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2437 | { |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2438 | void __iomem *ioaddr = tp->mmio_addr; |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2439 | |
Francois Romieu | 5615d9f | 2007-08-17 17:50:46 +0200 | [diff] [blame] | 2440 | rtl_hw_phy_config(dev); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2441 | |
Marcus Sundberg | 77332894 | 2008-07-10 21:28:08 +0200 | [diff] [blame] | 2442 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) { |
| 2443 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); |
| 2444 | RTL_W8(0x82, 0x01); |
| 2445 | } |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2446 | |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 2447 | pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); |
| 2448 | |
| 2449 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) |
| 2450 | pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2451 | |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 2452 | if (tp->mac_version == RTL_GIGA_MAC_VER_02) { |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2453 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); |
| 2454 | RTL_W8(0x82, 0x01); |
| 2455 | dprintk("Set PHY Reg 0x0bh = 0x00h\n"); |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2456 | rtl_writephy(tp, 0x0b, 0x0000); //w 0x0b 15 0 0 |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2457 | } |
| 2458 | |
Francois Romieu | bf79329 | 2006-11-01 00:53:05 +0100 | [diff] [blame] | 2459 | rtl8169_phy_reset(dev, tp); |
| 2460 | |
Francois Romieu | 901dda2 | 2007-02-21 00:10:20 +0100 | [diff] [blame] | 2461 | /* |
| 2462 | * rtl8169_set_speed_xmii takes good care of the Fast Ethernet |
| 2463 | * only 8101. Don't panic. |
| 2464 | */ |
| 2465 | rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2466 | |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2467 | if (RTL_R8(PHYstatus) & TBI_Enable) |
| 2468 | netif_info(tp, link, dev, "TBI auto-negotiating\n"); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2469 | } |
| 2470 | |
Francois Romieu | 773d202 | 2007-01-31 23:47:43 +0100 | [diff] [blame] | 2471 | static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) |
| 2472 | { |
| 2473 | void __iomem *ioaddr = tp->mmio_addr; |
| 2474 | u32 high; |
| 2475 | u32 low; |
| 2476 | |
| 2477 | low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24); |
| 2478 | high = addr[4] | (addr[5] << 8); |
| 2479 | |
| 2480 | spin_lock_irq(&tp->lock); |
| 2481 | |
| 2482 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
françois romieu | 908ba2b | 2010-04-26 11:42:58 +0000 | [diff] [blame] | 2483 | |
Francois Romieu | 773d202 | 2007-01-31 23:47:43 +0100 | [diff] [blame] | 2484 | RTL_W32(MAC4, high); |
françois romieu | 908ba2b | 2010-04-26 11:42:58 +0000 | [diff] [blame] | 2485 | RTL_R32(MAC4); |
| 2486 | |
Francois Romieu | 78f1cd0 | 2010-03-27 19:35:46 -0700 | [diff] [blame] | 2487 | RTL_W32(MAC0, low); |
françois romieu | 908ba2b | 2010-04-26 11:42:58 +0000 | [diff] [blame] | 2488 | RTL_R32(MAC0); |
| 2489 | |
Francois Romieu | 773d202 | 2007-01-31 23:47:43 +0100 | [diff] [blame] | 2490 | RTL_W8(Cfg9346, Cfg9346_Lock); |
| 2491 | |
| 2492 | spin_unlock_irq(&tp->lock); |
| 2493 | } |
| 2494 | |
| 2495 | static int rtl_set_mac_address(struct net_device *dev, void *p) |
| 2496 | { |
| 2497 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2498 | struct sockaddr *addr = p; |
| 2499 | |
| 2500 | if (!is_valid_ether_addr(addr->sa_data)) |
| 2501 | return -EADDRNOTAVAIL; |
| 2502 | |
| 2503 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
| 2504 | |
| 2505 | rtl_rar_set(tp, dev->dev_addr); |
| 2506 | |
| 2507 | return 0; |
| 2508 | } |
| 2509 | |
Francois Romieu | 5f787a1 | 2006-08-17 13:02:36 +0200 | [diff] [blame] | 2510 | static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 2511 | { |
| 2512 | struct rtl8169_private *tp = netdev_priv(dev); |
| 2513 | struct mii_ioctl_data *data = if_mii(ifr); |
| 2514 | |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2515 | return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV; |
| 2516 | } |
Francois Romieu | 5f787a1 | 2006-08-17 13:02:36 +0200 | [diff] [blame] | 2517 | |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2518 | static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
| 2519 | { |
Francois Romieu | 5f787a1 | 2006-08-17 13:02:36 +0200 | [diff] [blame] | 2520 | switch (cmd) { |
| 2521 | case SIOCGMIIPHY: |
| 2522 | data->phy_id = 32; /* Internal PHY */ |
| 2523 | return 0; |
| 2524 | |
| 2525 | case SIOCGMIIREG: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2526 | data->val_out = rtl_readphy(tp, data->reg_num & 0x1f); |
Francois Romieu | 5f787a1 | 2006-08-17 13:02:36 +0200 | [diff] [blame] | 2527 | return 0; |
| 2528 | |
| 2529 | case SIOCSMIIREG: |
françois romieu | 4da1963 | 2011-01-03 15:07:55 +0000 | [diff] [blame] | 2530 | rtl_writephy(tp, data->reg_num & 0x1f, data->val_in); |
Francois Romieu | 5f787a1 | 2006-08-17 13:02:36 +0200 | [diff] [blame] | 2531 | return 0; |
| 2532 | } |
| 2533 | return -EOPNOTSUPP; |
| 2534 | } |
| 2535 | |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2536 | static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
| 2537 | { |
| 2538 | return -EOPNOTSUPP; |
| 2539 | } |
| 2540 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2541 | static const struct rtl_cfg_info { |
| 2542 | void (*hw_start)(struct net_device *); |
| 2543 | unsigned int region; |
| 2544 | unsigned int align; |
| 2545 | u16 intr_event; |
| 2546 | u16 napi_event; |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 2547 | unsigned features; |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2548 | u8 default_ver; |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2549 | } rtl_cfg_infos [] = { |
| 2550 | [RTL_CFG_0] = { |
| 2551 | .hw_start = rtl_hw_start_8169, |
| 2552 | .region = 1, |
Francois Romieu | e9f63f3 | 2007-02-28 23:16:57 +0100 | [diff] [blame] | 2553 | .align = 0, |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2554 | .intr_event = SYSErr | LinkChg | RxOverflow | |
| 2555 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2556 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2557 | .features = RTL_FEATURE_GMII, |
| 2558 | .default_ver = RTL_GIGA_MAC_VER_01, |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2559 | }, |
| 2560 | [RTL_CFG_1] = { |
| 2561 | .hw_start = rtl_hw_start_8168, |
| 2562 | .region = 2, |
| 2563 | .align = 8, |
françois romieu | 53f5735 | 2010-11-08 13:23:05 +0000 | [diff] [blame] | 2564 | .intr_event = SYSErr | LinkChg | RxOverflow | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2565 | TxErr | TxOK | RxOK | RxErr, |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2566 | .napi_event = TxErr | TxOK | RxOK | RxOverflow, |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2567 | .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, |
| 2568 | .default_ver = RTL_GIGA_MAC_VER_11, |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2569 | }, |
| 2570 | [RTL_CFG_2] = { |
| 2571 | .hw_start = rtl_hw_start_8101, |
| 2572 | .region = 2, |
| 2573 | .align = 8, |
| 2574 | .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout | |
| 2575 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2576 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2577 | .features = RTL_FEATURE_MSI, |
| 2578 | .default_ver = RTL_GIGA_MAC_VER_13, |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2579 | } |
| 2580 | }; |
| 2581 | |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2582 | /* Cfg9346_Unlock assumed. */ |
| 2583 | static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr, |
| 2584 | const struct rtl_cfg_info *cfg) |
| 2585 | { |
| 2586 | unsigned msi = 0; |
| 2587 | u8 cfg2; |
| 2588 | |
| 2589 | cfg2 = RTL_R8(Config2) & ~MSIEnable; |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 2590 | if (cfg->features & RTL_FEATURE_MSI) { |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2591 | if (pci_enable_msi(pdev)) { |
| 2592 | dev_info(&pdev->dev, "no MSI. Back to INTx.\n"); |
| 2593 | } else { |
| 2594 | cfg2 |= MSIEnable; |
| 2595 | msi = RTL_FEATURE_MSI; |
| 2596 | } |
| 2597 | } |
| 2598 | RTL_W8(Config2, cfg2); |
| 2599 | return msi; |
| 2600 | } |
| 2601 | |
| 2602 | static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp) |
| 2603 | { |
| 2604 | if (tp->features & RTL_FEATURE_MSI) { |
| 2605 | pci_disable_msi(pdev); |
| 2606 | tp->features &= ~RTL_FEATURE_MSI; |
| 2607 | } |
| 2608 | } |
| 2609 | |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2610 | static const struct net_device_ops rtl8169_netdev_ops = { |
| 2611 | .ndo_open = rtl8169_open, |
| 2612 | .ndo_stop = rtl8169_close, |
| 2613 | .ndo_get_stats = rtl8169_get_stats, |
Stephen Hemminger | 0082982 | 2008-11-20 20:14:53 -0800 | [diff] [blame] | 2614 | .ndo_start_xmit = rtl8169_start_xmit, |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2615 | .ndo_tx_timeout = rtl8169_tx_timeout, |
| 2616 | .ndo_validate_addr = eth_validate_addr, |
| 2617 | .ndo_change_mtu = rtl8169_change_mtu, |
| 2618 | .ndo_set_mac_address = rtl_set_mac_address, |
| 2619 | .ndo_do_ioctl = rtl8169_ioctl, |
| 2620 | .ndo_set_multicast_list = rtl_set_rx_mode, |
| 2621 | #ifdef CONFIG_R8169_VLAN |
| 2622 | .ndo_vlan_rx_register = rtl8169_vlan_rx_register, |
| 2623 | #endif |
| 2624 | #ifdef CONFIG_NET_POLL_CONTROLLER |
| 2625 | .ndo_poll_controller = rtl8169_netpoll, |
| 2626 | #endif |
| 2627 | |
| 2628 | }; |
| 2629 | |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 2630 | static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp) |
| 2631 | { |
| 2632 | struct mdio_ops *ops = &tp->mdio_ops; |
| 2633 | |
| 2634 | switch (tp->mac_version) { |
| 2635 | case RTL_GIGA_MAC_VER_27: |
| 2636 | ops->write = r8168dp_1_mdio_write; |
| 2637 | ops->read = r8168dp_1_mdio_read; |
| 2638 | break; |
| 2639 | default: |
| 2640 | ops->write = r8169_mdio_write; |
| 2641 | ops->read = r8169_mdio_read; |
| 2642 | break; |
| 2643 | } |
| 2644 | } |
| 2645 | |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 2646 | static void r810x_phy_power_down(struct rtl8169_private *tp) |
| 2647 | { |
| 2648 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2649 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); |
| 2650 | } |
| 2651 | |
| 2652 | static void r810x_phy_power_up(struct rtl8169_private *tp) |
| 2653 | { |
| 2654 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2655 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); |
| 2656 | } |
| 2657 | |
| 2658 | static void r810x_pll_power_down(struct rtl8169_private *tp) |
| 2659 | { |
| 2660 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { |
| 2661 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2662 | rtl_writephy(tp, MII_BMCR, 0x0000); |
| 2663 | return; |
| 2664 | } |
| 2665 | |
| 2666 | r810x_phy_power_down(tp); |
| 2667 | } |
| 2668 | |
| 2669 | static void r810x_pll_power_up(struct rtl8169_private *tp) |
| 2670 | { |
| 2671 | r810x_phy_power_up(tp); |
| 2672 | } |
| 2673 | |
| 2674 | static void r8168_phy_power_up(struct rtl8169_private *tp) |
| 2675 | { |
| 2676 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2677 | rtl_writephy(tp, 0x0e, 0x0000); |
| 2678 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); |
| 2679 | } |
| 2680 | |
| 2681 | static void r8168_phy_power_down(struct rtl8169_private *tp) |
| 2682 | { |
| 2683 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2684 | rtl_writephy(tp, 0x0e, 0x0200); |
| 2685 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); |
| 2686 | } |
| 2687 | |
| 2688 | static void r8168_pll_power_down(struct rtl8169_private *tp) |
| 2689 | { |
| 2690 | void __iomem *ioaddr = tp->mmio_addr; |
| 2691 | |
| 2692 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) |
| 2693 | return; |
| 2694 | |
| 2695 | if (((tp->mac_version == RTL_GIGA_MAC_VER_23) || |
| 2696 | (tp->mac_version == RTL_GIGA_MAC_VER_24)) && |
| 2697 | (RTL_R16(CPlusCmd) & ASF)) { |
| 2698 | return; |
| 2699 | } |
| 2700 | |
| 2701 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { |
| 2702 | rtl_writephy(tp, 0x1f, 0x0000); |
| 2703 | rtl_writephy(tp, MII_BMCR, 0x0000); |
| 2704 | |
| 2705 | RTL_W32(RxConfig, RTL_R32(RxConfig) | |
| 2706 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys); |
| 2707 | return; |
| 2708 | } |
| 2709 | |
| 2710 | r8168_phy_power_down(tp); |
| 2711 | |
| 2712 | switch (tp->mac_version) { |
| 2713 | case RTL_GIGA_MAC_VER_25: |
| 2714 | case RTL_GIGA_MAC_VER_26: |
| 2715 | RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); |
| 2716 | break; |
| 2717 | } |
| 2718 | } |
| 2719 | |
| 2720 | static void r8168_pll_power_up(struct rtl8169_private *tp) |
| 2721 | { |
| 2722 | void __iomem *ioaddr = tp->mmio_addr; |
| 2723 | |
| 2724 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) |
| 2725 | return; |
| 2726 | |
| 2727 | switch (tp->mac_version) { |
| 2728 | case RTL_GIGA_MAC_VER_25: |
| 2729 | case RTL_GIGA_MAC_VER_26: |
| 2730 | RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); |
| 2731 | break; |
| 2732 | } |
| 2733 | |
| 2734 | r8168_phy_power_up(tp); |
| 2735 | } |
| 2736 | |
| 2737 | static void rtl_pll_power_op(struct rtl8169_private *tp, |
| 2738 | void (*op)(struct rtl8169_private *)) |
| 2739 | { |
| 2740 | if (op) |
| 2741 | op(tp); |
| 2742 | } |
| 2743 | |
| 2744 | static void rtl_pll_power_down(struct rtl8169_private *tp) |
| 2745 | { |
| 2746 | rtl_pll_power_op(tp, tp->pll_power_ops.down); |
| 2747 | } |
| 2748 | |
| 2749 | static void rtl_pll_power_up(struct rtl8169_private *tp) |
| 2750 | { |
| 2751 | rtl_pll_power_op(tp, tp->pll_power_ops.up); |
| 2752 | } |
| 2753 | |
| 2754 | static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) |
| 2755 | { |
| 2756 | struct pll_power_ops *ops = &tp->pll_power_ops; |
| 2757 | |
| 2758 | switch (tp->mac_version) { |
| 2759 | case RTL_GIGA_MAC_VER_07: |
| 2760 | case RTL_GIGA_MAC_VER_08: |
| 2761 | case RTL_GIGA_MAC_VER_09: |
| 2762 | case RTL_GIGA_MAC_VER_10: |
| 2763 | case RTL_GIGA_MAC_VER_16: |
| 2764 | ops->down = r810x_pll_power_down; |
| 2765 | ops->up = r810x_pll_power_up; |
| 2766 | break; |
| 2767 | |
| 2768 | case RTL_GIGA_MAC_VER_11: |
| 2769 | case RTL_GIGA_MAC_VER_12: |
| 2770 | case RTL_GIGA_MAC_VER_17: |
| 2771 | case RTL_GIGA_MAC_VER_18: |
| 2772 | case RTL_GIGA_MAC_VER_19: |
| 2773 | case RTL_GIGA_MAC_VER_20: |
| 2774 | case RTL_GIGA_MAC_VER_21: |
| 2775 | case RTL_GIGA_MAC_VER_22: |
| 2776 | case RTL_GIGA_MAC_VER_23: |
| 2777 | case RTL_GIGA_MAC_VER_24: |
| 2778 | case RTL_GIGA_MAC_VER_25: |
| 2779 | case RTL_GIGA_MAC_VER_26: |
| 2780 | case RTL_GIGA_MAC_VER_27: |
| 2781 | ops->down = r8168_pll_power_down; |
| 2782 | ops->up = r8168_pll_power_up; |
| 2783 | break; |
| 2784 | |
| 2785 | default: |
| 2786 | ops->down = NULL; |
| 2787 | ops->up = NULL; |
| 2788 | break; |
| 2789 | } |
| 2790 | } |
| 2791 | |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2792 | static int __devinit |
| 2793 | rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
| 2794 | { |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2795 | const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data; |
| 2796 | const unsigned int region = cfg->region; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2797 | struct rtl8169_private *tp; |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 2798 | struct mii_if_info *mii; |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2799 | struct net_device *dev; |
| 2800 | void __iomem *ioaddr; |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 2801 | unsigned int i; |
| 2802 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2803 | |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2804 | if (netif_msg_drv(&debug)) { |
| 2805 | printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n", |
| 2806 | MODULENAME, RTL8169_VERSION); |
| 2807 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2808 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2809 | dev = alloc_etherdev(sizeof (*tp)); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2810 | if (!dev) { |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 2811 | if (netif_msg_drv(&debug)) |
Jeff Garzik | 9b91cf9 | 2006-06-27 11:39:50 -0400 | [diff] [blame] | 2812 | dev_err(&pdev->dev, "unable to alloc new ethernet\n"); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2813 | rc = -ENOMEM; |
| 2814 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2815 | } |
| 2816 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2817 | SET_NETDEV_DEV(dev, &pdev->dev); |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2818 | dev->netdev_ops = &rtl8169_netdev_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2819 | tp = netdev_priv(dev); |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2820 | tp->dev = dev; |
Ivan Vecera | 21e197f | 2008-04-17 22:48:41 +0200 | [diff] [blame] | 2821 | tp->pci_dev = pdev; |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 2822 | tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2823 | |
Francois Romieu | ccdffb9 | 2008-07-26 14:26:06 +0200 | [diff] [blame] | 2824 | mii = &tp->mii; |
| 2825 | mii->dev = dev; |
| 2826 | mii->mdio_read = rtl_mdio_read; |
| 2827 | mii->mdio_write = rtl_mdio_write; |
| 2828 | mii->phy_id_mask = 0x1f; |
| 2829 | mii->reg_num_mask = 0x1f; |
| 2830 | mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII); |
| 2831 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2832 | /* enable device (incl. PCI PM wakeup and hotplug setup) */ |
| 2833 | rc = pci_enable_device(pdev); |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 2834 | if (rc < 0) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2835 | netif_err(tp, probe, dev, "enable failure\n"); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2836 | goto err_out_free_dev_1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2837 | } |
| 2838 | |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2839 | if (pci_set_mwi(pdev) < 0) |
| 2840 | netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2841 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2842 | /* make sure PCI base addr 1 is MMIO */ |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 2843 | if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2844 | netif_err(tp, probe, dev, |
| 2845 | "region #%d not an MMIO resource, aborting\n", |
| 2846 | region); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2847 | rc = -ENODEV; |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2848 | goto err_out_mwi_2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2849 | } |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2850 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2851 | /* check for weird/broken PCI region reporting */ |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 2852 | if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2853 | netif_err(tp, probe, dev, |
| 2854 | "Invalid PCI region size(s), aborting\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2855 | rc = -ENODEV; |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2856 | goto err_out_mwi_2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2857 | } |
| 2858 | |
| 2859 | rc = pci_request_regions(pdev, MODULENAME); |
Stephen Hemminger | b57b7e5 | 2005-05-27 21:11:52 +0200 | [diff] [blame] | 2860 | if (rc < 0) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2861 | netif_err(tp, probe, dev, "could not request regions\n"); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2862 | goto err_out_mwi_2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2863 | } |
| 2864 | |
| 2865 | tp->cp_cmd = PCIMulRW | RxChkSum; |
| 2866 | |
| 2867 | if ((sizeof(dma_addr_t) > 4) && |
David S. Miller | 4300e8c | 2010-03-26 10:23:30 -0700 | [diff] [blame] | 2868 | !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2869 | tp->cp_cmd |= PCIDAC; |
| 2870 | dev->features |= NETIF_F_HIGHDMA; |
| 2871 | } else { |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 2872 | rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2873 | if (rc < 0) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2874 | netif_err(tp, probe, dev, "DMA configuration failed\n"); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2875 | goto err_out_free_res_3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2876 | } |
| 2877 | } |
| 2878 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2879 | /* ioremap MMIO region */ |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 2880 | ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2881 | if (!ioaddr) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2882 | netif_err(tp, probe, dev, "cannot remap MMIO, aborting\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2883 | rc = -EIO; |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2884 | goto err_out_free_res_3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2885 | } |
| 2886 | |
David S. Miller | 4300e8c | 2010-03-26 10:23:30 -0700 | [diff] [blame] | 2887 | tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); |
| 2888 | if (!tp->pcie_cap) |
| 2889 | netif_info(tp, probe, dev, "no PCI Express capability\n"); |
| 2890 | |
Karsten Wiese | d78ad8c | 2009-04-02 01:06:01 -0700 | [diff] [blame] | 2891 | RTL_W16(IntrMask, 0x0000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2892 | |
| 2893 | /* Soft reset the chip. */ |
| 2894 | RTL_W8(ChipCmd, CmdReset); |
| 2895 | |
| 2896 | /* Check that the chip has finished the reset. */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 2897 | for (i = 0; i < 100; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2898 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
| 2899 | break; |
Francois Romieu | b518fa8 | 2006-08-16 15:23:13 +0200 | [diff] [blame] | 2900 | msleep_interruptible(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2901 | } |
| 2902 | |
Karsten Wiese | d78ad8c | 2009-04-02 01:06:01 -0700 | [diff] [blame] | 2903 | RTL_W16(IntrStatus, 0xffff); |
| 2904 | |
françois romieu | ca52efd | 2009-07-24 12:34:19 +0000 | [diff] [blame] | 2905 | pci_set_master(pdev); |
| 2906 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2907 | /* Identify chip attached to board */ |
| 2908 | rtl8169_get_mac_version(tp, ioaddr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2909 | |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 2910 | rtl_init_mdio_ops(tp); |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 2911 | rtl_init_pll_power_ops(tp); |
françois romieu | c0e45c1 | 2011-01-03 15:08:04 +0000 | [diff] [blame] | 2912 | |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2913 | /* Use appropriate default if unknown */ |
| 2914 | if (tp->mac_version == RTL_GIGA_MAC_NONE) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2915 | netif_notice(tp, probe, dev, |
| 2916 | "unknown MAC, using family default\n"); |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2917 | tp->mac_version = cfg->default_ver; |
| 2918 | } |
| 2919 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2920 | rtl8169_print_mac_version(tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2921 | |
Roel Kluin | cee60c3 | 2008-04-17 22:35:54 +0200 | [diff] [blame] | 2922 | for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2923 | if (tp->mac_version == rtl_chip_info[i].mac_version) |
| 2924 | break; |
| 2925 | } |
Roel Kluin | cee60c3 | 2008-04-17 22:35:54 +0200 | [diff] [blame] | 2926 | if (i == ARRAY_SIZE(rtl_chip_info)) { |
Jean Delvare | f21b75e | 2009-05-26 20:54:48 -0700 | [diff] [blame] | 2927 | dev_err(&pdev->dev, |
| 2928 | "driver bug, MAC version not found in rtl_chip_info\n"); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2929 | goto err_out_msi_4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2930 | } |
| 2931 | tp->chipset = i; |
| 2932 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 2933 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
| 2934 | RTL_W8(Config1, RTL_R8(Config1) | PMEnable); |
| 2935 | RTL_W8(Config5, RTL_R8(Config5) & PMEStatus); |
Bruno Prémont | 20037fa | 2008-10-08 17:05:03 -0700 | [diff] [blame] | 2936 | if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0) |
| 2937 | tp->features |= RTL_FEATURE_WOL; |
| 2938 | if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0) |
| 2939 | tp->features |= RTL_FEATURE_WOL; |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 2940 | tp->features |= rtl_try_msi(pdev, ioaddr, cfg); |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 2941 | RTL_W8(Cfg9346, Cfg9346_Lock); |
| 2942 | |
Francois Romieu | 66ec5d4 | 2007-11-06 22:56:10 +0100 | [diff] [blame] | 2943 | if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) && |
| 2944 | (RTL_R8(PHYstatus) & TBI_Enable)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2945 | tp->set_speed = rtl8169_set_speed_tbi; |
| 2946 | tp->get_settings = rtl8169_gset_tbi; |
| 2947 | tp->phy_reset_enable = rtl8169_tbi_reset_enable; |
| 2948 | tp->phy_reset_pending = rtl8169_tbi_reset_pending; |
| 2949 | tp->link_ok = rtl8169_tbi_link_ok; |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2950 | tp->do_ioctl = rtl_tbi_ioctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2951 | |
Francois Romieu | 64e4bfb | 2006-08-17 12:43:06 +0200 | [diff] [blame] | 2952 | tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2953 | } else { |
| 2954 | tp->set_speed = rtl8169_set_speed_xmii; |
| 2955 | tp->get_settings = rtl8169_gset_xmii; |
| 2956 | tp->phy_reset_enable = rtl8169_xmii_reset_enable; |
| 2957 | tp->phy_reset_pending = rtl8169_xmii_reset_pending; |
| 2958 | tp->link_ok = rtl8169_xmii_link_ok; |
Francois Romieu | 8b4ab28 | 2008-11-19 22:05:25 -0800 | [diff] [blame] | 2959 | tp->do_ioctl = rtl_xmii_ioctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2960 | } |
| 2961 | |
Francois Romieu | df58ef5 | 2008-10-09 14:35:58 -0700 | [diff] [blame] | 2962 | spin_lock_init(&tp->lock); |
| 2963 | |
Petr Vandrovec | 738e1e6 | 2008-10-12 20:58:29 -0700 | [diff] [blame] | 2964 | tp->mmio_addr = ioaddr; |
| 2965 | |
Ivan Vecera | 7bf6bf4 | 2008-09-23 22:46:29 +0000 | [diff] [blame] | 2966 | /* Get MAC address */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2967 | for (i = 0; i < MAC_ADDR_LEN; i++) |
| 2968 | dev->dev_addr[i] = RTL_R8(MAC0 + i); |
John W. Linville | 6d6525b | 2005-09-12 10:48:57 -0400 | [diff] [blame] | 2969 | memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2970 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2971 | SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2972 | dev->watchdog_timeo = RTL8169_TX_TIMEOUT; |
| 2973 | dev->irq = pdev->irq; |
| 2974 | dev->base_addr = (unsigned long) ioaddr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2975 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 2976 | netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2977 | |
| 2978 | #ifdef CONFIG_R8169_VLAN |
| 2979 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2980 | #endif |
Eric Dumazet | 2edae08 | 2010-09-06 18:46:39 +0000 | [diff] [blame] | 2981 | dev->features |= NETIF_F_GRO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2982 | |
| 2983 | tp->intr_mask = 0xffff; |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 2984 | tp->hw_start = cfg->hw_start; |
| 2985 | tp->intr_event = cfg->intr_event; |
| 2986 | tp->napi_event = cfg->napi_event; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2987 | |
Francois Romieu | 2efa53f | 2007-03-09 00:00:05 +0100 | [diff] [blame] | 2988 | init_timer(&tp->timer); |
| 2989 | tp->timer.data = (unsigned long) dev; |
| 2990 | tp->timer.function = rtl8169_phy_timer; |
| 2991 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2992 | rc = register_netdev(dev); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 2993 | if (rc < 0) |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 2994 | goto err_out_msi_4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2995 | |
| 2996 | pci_set_drvdata(pdev, dev); |
| 2997 | |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 2998 | netif_info(tp, probe, dev, "%s at 0x%lx, %pM, XID %08x IRQ %d\n", |
| 2999 | rtl_chip_info[tp->chipset].name, |
| 3000 | dev->base_addr, dev->dev_addr, |
| 3001 | (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3002 | |
françois romieu | b646d90 | 2011-01-03 15:08:21 +0000 | [diff] [blame^] | 3003 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) |
| 3004 | rtl8168_driver_start(tp); |
| 3005 | |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3006 | rtl8169_init_phy(dev, tp); |
Simon Wunderlich | 05af214 | 2009-10-24 06:47:33 -0700 | [diff] [blame] | 3007 | |
| 3008 | /* |
| 3009 | * Pretend we are using VLANs; This bypasses a nasty bug where |
| 3010 | * Interrupts stop flowing on high load on 8110SCd controllers. |
| 3011 | */ |
| 3012 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) |
| 3013 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan); |
| 3014 | |
Bruno Prémont | 8b76ab3 | 2008-10-08 17:06:25 -0700 | [diff] [blame] | 3015 | device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3016 | |
Alan Stern | f3ec4f8 | 2010-06-08 15:23:51 -0400 | [diff] [blame] | 3017 | if (pci_dev_run_wake(pdev)) |
| 3018 | pm_runtime_put_noidle(&pdev->dev); |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3019 | |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3020 | out: |
| 3021 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3022 | |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 3023 | err_out_msi_4: |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 3024 | rtl_disable_msi(pdev, tp); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3025 | iounmap(ioaddr); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 3026 | err_out_free_res_3: |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3027 | pci_release_regions(pdev); |
françois romieu | 87aeec7 | 2010-04-26 11:42:06 +0000 | [diff] [blame] | 3028 | err_out_mwi_2: |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3029 | pci_clear_mwi(pdev); |
Francois Romieu | 4ff96fa | 2006-07-26 22:05:06 +0200 | [diff] [blame] | 3030 | pci_disable_device(pdev); |
| 3031 | err_out_free_dev_1: |
| 3032 | free_netdev(dev); |
| 3033 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3034 | } |
| 3035 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 3036 | static void __devexit rtl8169_remove_one(struct pci_dev *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3037 | { |
| 3038 | struct net_device *dev = pci_get_drvdata(pdev); |
| 3039 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3040 | |
françois romieu | b646d90 | 2011-01-03 15:08:21 +0000 | [diff] [blame^] | 3041 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) |
| 3042 | rtl8168_driver_stop(tp); |
| 3043 | |
Tejun Heo | 23f333a | 2010-12-12 16:45:14 +0100 | [diff] [blame] | 3044 | cancel_delayed_work_sync(&tp->task); |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3045 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3046 | unregister_netdev(dev); |
Ivan Vecera | cc098dc | 2009-11-29 23:12:52 -0800 | [diff] [blame] | 3047 | |
Alan Stern | f3ec4f8 | 2010-06-08 15:23:51 -0400 | [diff] [blame] | 3048 | if (pci_dev_run_wake(pdev)) |
| 3049 | pm_runtime_get_noresume(&pdev->dev); |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3050 | |
Ivan Vecera | cc098dc | 2009-11-29 23:12:52 -0800 | [diff] [blame] | 3051 | /* restore original MAC address */ |
| 3052 | rtl_rar_set(tp, dev->perm_addr); |
| 3053 | |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 3054 | rtl_disable_msi(pdev, tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3055 | rtl8169_release_board(pdev, dev, tp->mmio_addr); |
| 3056 | pci_set_drvdata(pdev, NULL); |
| 3057 | } |
| 3058 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3059 | static int rtl8169_open(struct net_device *dev) |
| 3060 | { |
| 3061 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3062 | struct pci_dev *pdev = tp->pci_dev; |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3063 | int retval = -ENOMEM; |
| 3064 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3065 | pm_runtime_get_sync(&pdev->dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3066 | |
Neil Horman | c0cd884 | 2010-03-29 13:16:02 -0700 | [diff] [blame] | 3067 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3068 | * Rx and Tx desscriptors needs 256 bytes alignment. |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 3069 | * dma_alloc_coherent provides more. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3070 | */ |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 3071 | tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES, |
| 3072 | &tp->TxPhyAddr, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3073 | if (!tp->TxDescArray) |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3074 | goto err_pm_runtime_put; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3075 | |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 3076 | tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES, |
| 3077 | &tp->RxPhyAddr, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3078 | if (!tp->RxDescArray) |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3079 | goto err_free_tx_0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3080 | |
| 3081 | retval = rtl8169_init_ring(dev); |
| 3082 | if (retval < 0) |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3083 | goto err_free_rx_1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3084 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3085 | INIT_DELAYED_WORK(&tp->task, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3086 | |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3087 | smp_mb(); |
| 3088 | |
Francois Romieu | fbac58f | 2007-10-04 22:51:38 +0200 | [diff] [blame] | 3089 | retval = request_irq(dev->irq, rtl8169_interrupt, |
| 3090 | (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED, |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3091 | dev->name, dev); |
| 3092 | if (retval < 0) |
| 3093 | goto err_release_ring_2; |
| 3094 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3095 | napi_enable(&tp->napi); |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3096 | |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 3097 | rtl_pll_power_up(tp); |
| 3098 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3099 | rtl_hw_start(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3100 | |
| 3101 | rtl8169_request_timer(dev); |
| 3102 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3103 | tp->saved_wolopts = 0; |
| 3104 | pm_runtime_put_noidle(&pdev->dev); |
| 3105 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3106 | rtl8169_check_link_status(dev, tp, tp->mmio_addr); |
| 3107 | out: |
| 3108 | return retval; |
| 3109 | |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3110 | err_release_ring_2: |
| 3111 | rtl8169_rx_clear(tp); |
| 3112 | err_free_rx_1: |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 3113 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
| 3114 | tp->RxPhyAddr); |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3115 | tp->RxDescArray = NULL; |
Francois Romieu | 99f252b | 2007-04-02 22:59:59 +0200 | [diff] [blame] | 3116 | err_free_tx_0: |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 3117 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, |
| 3118 | tp->TxPhyAddr); |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 3119 | tp->TxDescArray = NULL; |
| 3120 | err_pm_runtime_put: |
| 3121 | pm_runtime_put_noidle(&pdev->dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3122 | goto out; |
| 3123 | } |
| 3124 | |
| 3125 | static void rtl8169_hw_reset(void __iomem *ioaddr) |
| 3126 | { |
| 3127 | /* Disable interrupts */ |
| 3128 | rtl8169_irq_mask_and_ack(ioaddr); |
| 3129 | |
| 3130 | /* Reset the chipset */ |
| 3131 | RTL_W8(ChipCmd, CmdReset); |
| 3132 | |
| 3133 | /* PCI commit */ |
| 3134 | RTL_R8(ChipCmd); |
| 3135 | } |
| 3136 | |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3137 | static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) |
Francois Romieu | 9cb427b | 2006-11-02 00:10:16 +0100 | [diff] [blame] | 3138 | { |
| 3139 | void __iomem *ioaddr = tp->mmio_addr; |
| 3140 | u32 cfg = rtl8169_rx_config; |
| 3141 | |
| 3142 | cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); |
| 3143 | RTL_W32(RxConfig, cfg); |
| 3144 | |
| 3145 | /* Set DMA burst size and Interframe Gap Time */ |
| 3146 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | |
| 3147 | (InterFrameGap << TxInterFrameGapShift)); |
| 3148 | } |
| 3149 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3150 | static void rtl_hw_start(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3151 | { |
| 3152 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3153 | void __iomem *ioaddr = tp->mmio_addr; |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 3154 | unsigned int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3155 | |
| 3156 | /* Soft reset the chip. */ |
| 3157 | RTL_W8(ChipCmd, CmdReset); |
| 3158 | |
| 3159 | /* Check that the chip has finished the reset. */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 3160 | for (i = 0; i < 100; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3161 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
| 3162 | break; |
Francois Romieu | b518fa8 | 2006-08-16 15:23:13 +0200 | [diff] [blame] | 3163 | msleep_interruptible(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3164 | } |
| 3165 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3166 | tp->hw_start(dev); |
| 3167 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3168 | netif_start_queue(dev); |
| 3169 | } |
| 3170 | |
| 3171 | |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3172 | static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp, |
| 3173 | void __iomem *ioaddr) |
| 3174 | { |
| 3175 | /* |
| 3176 | * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh |
| 3177 | * register to be written before TxDescAddrLow to work. |
| 3178 | * Switching from MMIO to I/O access fixes the issue as well. |
| 3179 | */ |
| 3180 | RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 3181 | RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32)); |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3182 | RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 3183 | RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32)); |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3184 | } |
| 3185 | |
| 3186 | static u16 rtl_rw_cpluscmd(void __iomem *ioaddr) |
| 3187 | { |
| 3188 | u16 cmd; |
| 3189 | |
| 3190 | cmd = RTL_R16(CPlusCmd); |
| 3191 | RTL_W16(CPlusCmd, cmd); |
| 3192 | return cmd; |
| 3193 | } |
| 3194 | |
Eric Dumazet | fdd7b4c | 2009-06-09 04:01:02 -0700 | [diff] [blame] | 3195 | static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3196 | { |
| 3197 | /* Low hurts. Let's disable the filtering. */ |
Raimonds Cicans | 207d6e8 | 2009-10-26 10:52:37 +0000 | [diff] [blame] | 3198 | RTL_W16(RxMaxSize, rx_buf_sz + 1); |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3199 | } |
| 3200 | |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3201 | static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) |
| 3202 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3203 | static const struct { |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3204 | u32 mac_version; |
| 3205 | u32 clk; |
| 3206 | u32 val; |
| 3207 | } cfg2_info [] = { |
| 3208 | { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd |
| 3209 | { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff }, |
| 3210 | { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe |
| 3211 | { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff } |
| 3212 | }, *p = cfg2_info; |
| 3213 | unsigned int i; |
| 3214 | u32 clk; |
| 3215 | |
| 3216 | clk = RTL_R8(Config2) & PCI_Clock_66MHz; |
Francois Romieu | cadf185 | 2008-01-03 23:38:38 +0100 | [diff] [blame] | 3217 | for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) { |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3218 | if ((p->mac_version == mac_version) && (p->clk == clk)) { |
| 3219 | RTL_W32(0x7c, p->val); |
| 3220 | break; |
| 3221 | } |
| 3222 | } |
| 3223 | } |
| 3224 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3225 | static void rtl_hw_start_8169(struct net_device *dev) |
| 3226 | { |
| 3227 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3228 | void __iomem *ioaddr = tp->mmio_addr; |
| 3229 | struct pci_dev *pdev = tp->pci_dev; |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3230 | |
Francois Romieu | 9cb427b | 2006-11-02 00:10:16 +0100 | [diff] [blame] | 3231 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) { |
| 3232 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW); |
| 3233 | pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08); |
| 3234 | } |
| 3235 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3236 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
Francois Romieu | 9cb427b | 2006-11-02 00:10:16 +0100 | [diff] [blame] | 3237 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
| 3238 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || |
| 3239 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || |
| 3240 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) |
| 3241 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
| 3242 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3243 | RTL_W8(EarlyTxThres, NoEarlyTx); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3244 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3245 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3246 | |
Francois Romieu | c946b30 | 2007-10-04 00:42:50 +0200 | [diff] [blame] | 3247 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
| 3248 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || |
| 3249 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || |
| 3250 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) |
| 3251 | rtl_set_rx_tx_config_registers(tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3252 | |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3253 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 3254 | |
| 3255 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || |
| 3256 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { |
Joe Perches | 06fa735 | 2007-10-18 21:15:00 +0200 | [diff] [blame] | 3257 | dprintk("Set MAC Reg C+CR Offset 0xE0. " |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3258 | "Bit-3 and bit-14 MUST be 1\n"); |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 3259 | tp->cp_cmd |= (1 << 14); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3260 | } |
| 3261 | |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 3262 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 3263 | |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3264 | rtl8169_set_magic_reg(ioaddr, tp->mac_version); |
| 3265 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3266 | /* |
| 3267 | * Undocumented corner. Supposedly: |
| 3268 | * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets |
| 3269 | */ |
| 3270 | RTL_W16(IntrMitigate, 0x0000); |
| 3271 | |
Francois Romieu | 7f796d8 | 2007-06-11 23:04:41 +0200 | [diff] [blame] | 3272 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
Francois Romieu | 9cb427b | 2006-11-02 00:10:16 +0100 | [diff] [blame] | 3273 | |
Francois Romieu | c946b30 | 2007-10-04 00:42:50 +0200 | [diff] [blame] | 3274 | if ((tp->mac_version != RTL_GIGA_MAC_VER_01) && |
| 3275 | (tp->mac_version != RTL_GIGA_MAC_VER_02) && |
| 3276 | (tp->mac_version != RTL_GIGA_MAC_VER_03) && |
| 3277 | (tp->mac_version != RTL_GIGA_MAC_VER_04)) { |
| 3278 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
| 3279 | rtl_set_rx_tx_config_registers(tp); |
| 3280 | } |
| 3281 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3282 | RTL_W8(Cfg9346, Cfg9346_Lock); |
Francois Romieu | b518fa8 | 2006-08-16 15:23:13 +0200 | [diff] [blame] | 3283 | |
| 3284 | /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ |
| 3285 | RTL_R8(IntrMask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3286 | |
| 3287 | RTL_W32(RxMissed, 0); |
| 3288 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3289 | rtl_set_rx_mode(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3290 | |
| 3291 | /* no early-rx interrupts */ |
| 3292 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3293 | |
| 3294 | /* Enable all known interrupts by setting the interrupt mask. */ |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3295 | RTL_W16(IntrMask, tp->intr_event); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3296 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3297 | |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 3298 | static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force) |
Francois Romieu | 458a9f6 | 2008-08-02 15:50:02 +0200 | [diff] [blame] | 3299 | { |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 3300 | struct net_device *dev = pci_get_drvdata(pdev); |
| 3301 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3302 | int cap = tp->pcie_cap; |
Francois Romieu | 458a9f6 | 2008-08-02 15:50:02 +0200 | [diff] [blame] | 3303 | |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 3304 | if (cap) { |
| 3305 | u16 ctl; |
| 3306 | |
| 3307 | pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl); |
| 3308 | ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force; |
| 3309 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl); |
| 3310 | } |
Francois Romieu | 458a9f6 | 2008-08-02 15:50:02 +0200 | [diff] [blame] | 3311 | } |
| 3312 | |
Francois Romieu | dacf815 | 2008-08-02 20:44:13 +0200 | [diff] [blame] | 3313 | static void rtl_csi_access_enable(void __iomem *ioaddr) |
| 3314 | { |
| 3315 | u32 csi; |
| 3316 | |
| 3317 | csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff; |
| 3318 | rtl_csi_write(ioaddr, 0x070c, csi | 0x27000000); |
| 3319 | } |
| 3320 | |
| 3321 | struct ephy_info { |
| 3322 | unsigned int offset; |
| 3323 | u16 mask; |
| 3324 | u16 bits; |
| 3325 | }; |
| 3326 | |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3327 | static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int len) |
Francois Romieu | dacf815 | 2008-08-02 20:44:13 +0200 | [diff] [blame] | 3328 | { |
| 3329 | u16 w; |
| 3330 | |
| 3331 | while (len-- > 0) { |
| 3332 | w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits; |
| 3333 | rtl_ephy_write(ioaddr, e->offset, w); |
| 3334 | e++; |
| 3335 | } |
| 3336 | } |
| 3337 | |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3338 | static void rtl_disable_clock_request(struct pci_dev *pdev) |
| 3339 | { |
| 3340 | struct net_device *dev = pci_get_drvdata(pdev); |
| 3341 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3342 | int cap = tp->pcie_cap; |
| 3343 | |
| 3344 | if (cap) { |
| 3345 | u16 ctl; |
| 3346 | |
| 3347 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); |
| 3348 | ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN; |
| 3349 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); |
| 3350 | } |
| 3351 | } |
| 3352 | |
| 3353 | #define R8168_CPCMD_QUIRK_MASK (\ |
| 3354 | EnableBist | \ |
| 3355 | Mac_dbgo_oe | \ |
| 3356 | Force_half_dup | \ |
| 3357 | Force_rxflow_en | \ |
| 3358 | Force_txflow_en | \ |
| 3359 | Cxpl_dbg_sel | \ |
| 3360 | ASF | \ |
| 3361 | PktCntrDisable | \ |
| 3362 | Mac_dbgo_sel) |
| 3363 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3364 | static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3365 | { |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3366 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3367 | |
| 3368 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); |
| 3369 | |
Francois Romieu | 2e68ae4 | 2008-06-28 12:00:55 +0200 | [diff] [blame] | 3370 | rtl_tx_performance_tweak(pdev, |
| 3371 | (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3372 | } |
| 3373 | |
| 3374 | static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3375 | { |
| 3376 | rtl_hw_start_8168bb(ioaddr, pdev); |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3377 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3378 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3379 | |
| 3380 | RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0)); |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3381 | } |
| 3382 | |
| 3383 | static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3384 | { |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3385 | RTL_W8(Config1, RTL_R8(Config1) | Speed_down); |
| 3386 | |
| 3387 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3388 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3389 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3390 | |
| 3391 | rtl_disable_clock_request(pdev); |
| 3392 | |
| 3393 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3394 | } |
| 3395 | |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 3396 | static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev) |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3397 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3398 | static const struct ephy_info e_info_8168cp[] = { |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3399 | { 0x01, 0, 0x0001 }, |
| 3400 | { 0x02, 0x0800, 0x1000 }, |
| 3401 | { 0x03, 0, 0x0042 }, |
| 3402 | { 0x06, 0x0080, 0x0000 }, |
| 3403 | { 0x07, 0, 0x2000 } |
| 3404 | }; |
| 3405 | |
| 3406 | rtl_csi_access_enable(ioaddr); |
| 3407 | |
| 3408 | rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp)); |
| 3409 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3410 | __rtl_hw_start_8168cp(ioaddr, pdev); |
| 3411 | } |
| 3412 | |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 3413 | static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3414 | { |
| 3415 | rtl_csi_access_enable(ioaddr); |
| 3416 | |
| 3417 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3418 | |
| 3419 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
| 3420 | |
| 3421 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); |
| 3422 | } |
| 3423 | |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 3424 | static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3425 | { |
| 3426 | rtl_csi_access_enable(ioaddr); |
| 3427 | |
| 3428 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3429 | |
| 3430 | /* Magic. */ |
| 3431 | RTL_W8(DBG_REG, 0x20); |
| 3432 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3433 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 3434 | |
| 3435 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
| 3436 | |
| 3437 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); |
| 3438 | } |
| 3439 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3440 | static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3441 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3442 | static const struct ephy_info e_info_8168c_1[] = { |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3443 | { 0x02, 0x0800, 0x1000 }, |
| 3444 | { 0x03, 0, 0x0002 }, |
| 3445 | { 0x06, 0x0080, 0x0000 } |
| 3446 | }; |
| 3447 | |
| 3448 | rtl_csi_access_enable(ioaddr); |
| 3449 | |
| 3450 | RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2); |
| 3451 | |
| 3452 | rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1)); |
| 3453 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3454 | __rtl_hw_start_8168cp(ioaddr, pdev); |
| 3455 | } |
| 3456 | |
| 3457 | static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3458 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3459 | static const struct ephy_info e_info_8168c_2[] = { |
Francois Romieu | b726e49 | 2008-06-28 12:22:59 +0200 | [diff] [blame] | 3460 | { 0x01, 0, 0x0001 }, |
| 3461 | { 0x03, 0x0400, 0x0220 } |
| 3462 | }; |
| 3463 | |
| 3464 | rtl_csi_access_enable(ioaddr); |
| 3465 | |
| 3466 | rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2)); |
| 3467 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3468 | __rtl_hw_start_8168cp(ioaddr, pdev); |
| 3469 | } |
| 3470 | |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 3471 | static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3472 | { |
| 3473 | rtl_hw_start_8168c_2(ioaddr, pdev); |
| 3474 | } |
| 3475 | |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 3476 | static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3477 | { |
| 3478 | rtl_csi_access_enable(ioaddr); |
| 3479 | |
| 3480 | __rtl_hw_start_8168cp(ioaddr, pdev); |
| 3481 | } |
| 3482 | |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 3483 | static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3484 | { |
| 3485 | rtl_csi_access_enable(ioaddr); |
| 3486 | |
| 3487 | rtl_disable_clock_request(pdev); |
| 3488 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3489 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 3490 | |
| 3491 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
| 3492 | |
| 3493 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); |
| 3494 | } |
| 3495 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3496 | static void rtl_hw_start_8168(struct net_device *dev) |
| 3497 | { |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3498 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3499 | void __iomem *ioaddr = tp->mmio_addr; |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3500 | struct pci_dev *pdev = tp->pci_dev; |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3501 | |
| 3502 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
| 3503 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3504 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3505 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3506 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3507 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3508 | tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1; |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3509 | |
| 3510 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 3511 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3512 | RTL_W16(IntrMitigate, 0x5151); |
| 3513 | |
| 3514 | /* Work around for RxFIFO overflow. */ |
| 3515 | if (tp->mac_version == RTL_GIGA_MAC_VER_11) { |
| 3516 | tp->intr_event |= RxFIFOOver | PCSTimeout; |
| 3517 | tp->intr_event &= ~RxOverflow; |
| 3518 | } |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3519 | |
| 3520 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
| 3521 | |
Francois Romieu | b836390 | 2008-06-01 12:31:57 +0200 | [diff] [blame] | 3522 | rtl_set_rx_mode(dev); |
| 3523 | |
| 3524 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | |
| 3525 | (InterFrameGap << TxInterFrameGapShift)); |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3526 | |
| 3527 | RTL_R8(IntrMask); |
| 3528 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3529 | switch (tp->mac_version) { |
| 3530 | case RTL_GIGA_MAC_VER_11: |
| 3531 | rtl_hw_start_8168bb(ioaddr, pdev); |
| 3532 | break; |
| 3533 | |
| 3534 | case RTL_GIGA_MAC_VER_12: |
| 3535 | case RTL_GIGA_MAC_VER_17: |
| 3536 | rtl_hw_start_8168bef(ioaddr, pdev); |
| 3537 | break; |
| 3538 | |
| 3539 | case RTL_GIGA_MAC_VER_18: |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 3540 | rtl_hw_start_8168cp_1(ioaddr, pdev); |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3541 | break; |
| 3542 | |
| 3543 | case RTL_GIGA_MAC_VER_19: |
| 3544 | rtl_hw_start_8168c_1(ioaddr, pdev); |
| 3545 | break; |
| 3546 | |
| 3547 | case RTL_GIGA_MAC_VER_20: |
| 3548 | rtl_hw_start_8168c_2(ioaddr, pdev); |
| 3549 | break; |
| 3550 | |
Francois Romieu | 197ff76 | 2008-06-28 13:16:02 +0200 | [diff] [blame] | 3551 | case RTL_GIGA_MAC_VER_21: |
| 3552 | rtl_hw_start_8168c_3(ioaddr, pdev); |
| 3553 | break; |
| 3554 | |
Francois Romieu | 6fb0705 | 2008-06-29 11:54:28 +0200 | [diff] [blame] | 3555 | case RTL_GIGA_MAC_VER_22: |
| 3556 | rtl_hw_start_8168c_4(ioaddr, pdev); |
| 3557 | break; |
| 3558 | |
Francois Romieu | ef3386f | 2008-06-29 12:24:30 +0200 | [diff] [blame] | 3559 | case RTL_GIGA_MAC_VER_23: |
| 3560 | rtl_hw_start_8168cp_2(ioaddr, pdev); |
| 3561 | break; |
| 3562 | |
Francois Romieu | 7f3e3d3 | 2008-07-20 18:53:20 +0200 | [diff] [blame] | 3563 | case RTL_GIGA_MAC_VER_24: |
| 3564 | rtl_hw_start_8168cp_3(ioaddr, pdev); |
| 3565 | break; |
| 3566 | |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 3567 | case RTL_GIGA_MAC_VER_25: |
françois romieu | daf9df6 | 2009-10-07 12:44:20 +0000 | [diff] [blame] | 3568 | case RTL_GIGA_MAC_VER_26: |
| 3569 | case RTL_GIGA_MAC_VER_27: |
Francois Romieu | 5b538df | 2008-07-20 16:22:45 +0200 | [diff] [blame] | 3570 | rtl_hw_start_8168d(ioaddr, pdev); |
| 3571 | break; |
| 3572 | |
Francois Romieu | 219a1e9 | 2008-06-28 11:58:39 +0200 | [diff] [blame] | 3573 | default: |
| 3574 | printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", |
| 3575 | dev->name, tp->mac_version); |
| 3576 | break; |
| 3577 | } |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3578 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3579 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
| 3580 | |
Francois Romieu | b836390 | 2008-06-01 12:31:57 +0200 | [diff] [blame] | 3581 | RTL_W8(Cfg9346, Cfg9346_Lock); |
| 3582 | |
Francois Romieu | 2dd9953 | 2007-06-11 23:22:52 +0200 | [diff] [blame] | 3583 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3584 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3585 | RTL_W16(IntrMask, tp->intr_event); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3586 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3587 | |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 3588 | #define R810X_CPCMD_QUIRK_MASK (\ |
| 3589 | EnableBist | \ |
| 3590 | Mac_dbgo_oe | \ |
| 3591 | Force_half_dup | \ |
françois romieu | 5edcc53 | 2009-08-10 19:41:52 +0000 | [diff] [blame] | 3592 | Force_rxflow_en | \ |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 3593 | Force_txflow_en | \ |
| 3594 | Cxpl_dbg_sel | \ |
| 3595 | ASF | \ |
| 3596 | PktCntrDisable | \ |
| 3597 | PCIDAC | \ |
| 3598 | PCIMulRW) |
| 3599 | |
| 3600 | static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3601 | { |
Alexey Dobriyan | 350f759 | 2009-11-25 15:54:21 -0800 | [diff] [blame] | 3602 | static const struct ephy_info e_info_8102e_1[] = { |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 3603 | { 0x01, 0, 0x6e65 }, |
| 3604 | { 0x02, 0, 0x091f }, |
| 3605 | { 0x03, 0, 0xc2f9 }, |
| 3606 | { 0x06, 0, 0xafb5 }, |
| 3607 | { 0x07, 0, 0x0e00 }, |
| 3608 | { 0x19, 0, 0xec80 }, |
| 3609 | { 0x01, 0, 0x2e65 }, |
| 3610 | { 0x01, 0, 0x6e65 } |
| 3611 | }; |
| 3612 | u8 cfg1; |
| 3613 | |
| 3614 | rtl_csi_access_enable(ioaddr); |
| 3615 | |
| 3616 | RTL_W8(DBG_REG, FIX_NAK_1); |
| 3617 | |
| 3618 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
| 3619 | |
| 3620 | RTL_W8(Config1, |
| 3621 | LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable); |
| 3622 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3623 | |
| 3624 | cfg1 = RTL_R8(Config1); |
| 3625 | if ((cfg1 & LEDS0) && (cfg1 & LEDS1)) |
| 3626 | RTL_W8(Config1, cfg1 & ~LEDS0); |
| 3627 | |
| 3628 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); |
| 3629 | |
| 3630 | rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1)); |
| 3631 | } |
| 3632 | |
| 3633 | static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3634 | { |
| 3635 | rtl_csi_access_enable(ioaddr); |
| 3636 | |
| 3637 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
| 3638 | |
| 3639 | RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable); |
| 3640 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
| 3641 | |
| 3642 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); |
| 3643 | } |
| 3644 | |
| 3645 | static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev) |
| 3646 | { |
| 3647 | rtl_hw_start_8102e_2(ioaddr, pdev); |
| 3648 | |
| 3649 | rtl_ephy_write(ioaddr, 0x03, 0xc2f9); |
| 3650 | } |
| 3651 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3652 | static void rtl_hw_start_8101(struct net_device *dev) |
| 3653 | { |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3654 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3655 | void __iomem *ioaddr = tp->mmio_addr; |
| 3656 | struct pci_dev *pdev = tp->pci_dev; |
| 3657 | |
Francois Romieu | e3cf0cc | 2007-08-17 14:55:46 +0200 | [diff] [blame] | 3658 | if ((tp->mac_version == RTL_GIGA_MAC_VER_13) || |
| 3659 | (tp->mac_version == RTL_GIGA_MAC_VER_16)) { |
Francois Romieu | 9c14cea | 2008-07-05 00:21:15 +0200 | [diff] [blame] | 3660 | int cap = tp->pcie_cap; |
| 3661 | |
| 3662 | if (cap) { |
| 3663 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, |
| 3664 | PCI_EXP_DEVCTL_NOSNOOP_EN); |
| 3665 | } |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3666 | } |
| 3667 | |
Francois Romieu | 2857ffb | 2008-08-02 21:08:49 +0200 | [diff] [blame] | 3668 | switch (tp->mac_version) { |
| 3669 | case RTL_GIGA_MAC_VER_07: |
| 3670 | rtl_hw_start_8102e_1(ioaddr, pdev); |
| 3671 | break; |
| 3672 | |
| 3673 | case RTL_GIGA_MAC_VER_08: |
| 3674 | rtl_hw_start_8102e_3(ioaddr, pdev); |
| 3675 | break; |
| 3676 | |
| 3677 | case RTL_GIGA_MAC_VER_09: |
| 3678 | rtl_hw_start_8102e_2(ioaddr, pdev); |
| 3679 | break; |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3680 | } |
| 3681 | |
| 3682 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
| 3683 | |
françois romieu | f0298f8 | 2011-01-03 15:07:42 +0000 | [diff] [blame] | 3684 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3685 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3686 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3687 | |
| 3688 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; |
| 3689 | |
| 3690 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 3691 | |
| 3692 | RTL_W16(IntrMitigate, 0x0000); |
| 3693 | |
| 3694 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
| 3695 | |
| 3696 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
| 3697 | rtl_set_rx_tx_config_registers(tp); |
| 3698 | |
| 3699 | RTL_W8(Cfg9346, Cfg9346_Lock); |
| 3700 | |
| 3701 | RTL_R8(IntrMask); |
| 3702 | |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3703 | rtl_set_rx_mode(dev); |
| 3704 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3705 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
| 3706 | |
Francois Romieu | cdf1a60 | 2007-06-11 23:29:50 +0200 | [diff] [blame] | 3707 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 3708 | |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 3709 | RTL_W16(IntrMask, tp->intr_event); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3710 | } |
| 3711 | |
| 3712 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) |
| 3713 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3714 | if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu) |
| 3715 | return -EINVAL; |
| 3716 | |
| 3717 | dev->mtu = new_mtu; |
Stanislaw Gruszka | 323bb68 | 2010-10-20 22:25:41 +0000 | [diff] [blame] | 3718 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3719 | } |
| 3720 | |
| 3721 | static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc) |
| 3722 | { |
Al Viro | 95e0918 | 2007-12-22 18:55:39 +0000 | [diff] [blame] | 3723 | desc->addr = cpu_to_le64(0x0badbadbadbadbadull); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3724 | desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask); |
| 3725 | } |
| 3726 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3727 | static void rtl8169_free_rx_databuff(struct rtl8169_private *tp, |
| 3728 | void **data_buff, struct RxDesc *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3729 | { |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3730 | dma_unmap_single(&tp->pci_dev->dev, le64_to_cpu(desc->addr), rx_buf_sz, |
Stanislaw Gruszka | 231aee6 | 2010-10-20 22:25:38 +0000 | [diff] [blame] | 3731 | DMA_FROM_DEVICE); |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3732 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3733 | kfree(*data_buff); |
| 3734 | *data_buff = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3735 | rtl8169_make_unusable_by_asic(desc); |
| 3736 | } |
| 3737 | |
| 3738 | static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz) |
| 3739 | { |
| 3740 | u32 eor = le32_to_cpu(desc->opts1) & RingEnd; |
| 3741 | |
| 3742 | desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz); |
| 3743 | } |
| 3744 | |
| 3745 | static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, |
| 3746 | u32 rx_buf_sz) |
| 3747 | { |
| 3748 | desc->addr = cpu_to_le64(mapping); |
| 3749 | wmb(); |
| 3750 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
| 3751 | } |
| 3752 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3753 | static inline void *rtl8169_align(void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3754 | { |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3755 | return (void *)ALIGN((long)data, 16); |
| 3756 | } |
| 3757 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3758 | static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp, |
| 3759 | struct RxDesc *desc) |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3760 | { |
| 3761 | void *data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3762 | dma_addr_t mapping; |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3763 | struct device *d = &tp->pci_dev->dev; |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3764 | struct net_device *dev = tp->dev; |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3765 | int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3766 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3767 | data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node); |
| 3768 | if (!data) |
| 3769 | return NULL; |
Francois Romieu | e9f63f3 | 2007-02-28 23:16:57 +0100 | [diff] [blame] | 3770 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3771 | if (rtl8169_align(data) != data) { |
| 3772 | kfree(data); |
| 3773 | data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node); |
| 3774 | if (!data) |
| 3775 | return NULL; |
| 3776 | } |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3777 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3778 | mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz, |
Stanislaw Gruszka | 231aee6 | 2010-10-20 22:25:38 +0000 | [diff] [blame] | 3779 | DMA_FROM_DEVICE); |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 3780 | if (unlikely(dma_mapping_error(d, mapping))) { |
| 3781 | if (net_ratelimit()) |
| 3782 | netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n"); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3783 | goto err_out; |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 3784 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3785 | |
| 3786 | rtl8169_map_to_asic(desc, mapping, rx_buf_sz); |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3787 | return data; |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3788 | |
| 3789 | err_out: |
| 3790 | kfree(data); |
| 3791 | return NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3792 | } |
| 3793 | |
| 3794 | static void rtl8169_rx_clear(struct rtl8169_private *tp) |
| 3795 | { |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 3796 | unsigned int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3797 | |
| 3798 | for (i = 0; i < NUM_RX_DESC; i++) { |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3799 | if (tp->Rx_databuff[i]) { |
| 3800 | rtl8169_free_rx_databuff(tp, tp->Rx_databuff + i, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3801 | tp->RxDescArray + i); |
| 3802 | } |
| 3803 | } |
| 3804 | } |
| 3805 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3806 | static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3807 | { |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3808 | desc->opts1 |= cpu_to_le32(RingEnd); |
| 3809 | } |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 3810 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3811 | static int rtl8169_rx_fill(struct rtl8169_private *tp) |
| 3812 | { |
| 3813 | unsigned int i; |
| 3814 | |
| 3815 | for (i = 0; i < NUM_RX_DESC; i++) { |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3816 | void *data; |
Francois Romieu | 4ae47c2 | 2007-06-16 23:28:45 +0200 | [diff] [blame] | 3817 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3818 | if (tp->Rx_databuff[i]) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3819 | continue; |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 3820 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3821 | data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i); |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3822 | if (!data) { |
| 3823 | rtl8169_make_unusable_by_asic(tp->RxDescArray + i); |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3824 | goto err_out; |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3825 | } |
| 3826 | tp->Rx_databuff[i] = data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3827 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3828 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3829 | rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1); |
| 3830 | return 0; |
| 3831 | |
| 3832 | err_out: |
| 3833 | rtl8169_rx_clear(tp); |
| 3834 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3835 | } |
| 3836 | |
| 3837 | static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) |
| 3838 | { |
| 3839 | tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; |
| 3840 | } |
| 3841 | |
| 3842 | static int rtl8169_init_ring(struct net_device *dev) |
| 3843 | { |
| 3844 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3845 | |
| 3846 | rtl8169_init_ring_indexes(tp); |
| 3847 | |
| 3848 | memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info)); |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 3849 | memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3850 | |
Stanislaw Gruszka | 0ecbe1c | 2010-10-20 22:25:37 +0000 | [diff] [blame] | 3851 | return rtl8169_rx_fill(tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3852 | } |
| 3853 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3854 | static void rtl8169_unmap_tx_skb(struct device *d, struct ring_info *tx_skb, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3855 | struct TxDesc *desc) |
| 3856 | { |
| 3857 | unsigned int len = tx_skb->len; |
| 3858 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3859 | dma_unmap_single(d, le64_to_cpu(desc->addr), len, DMA_TO_DEVICE); |
| 3860 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3861 | desc->opts1 = 0x00; |
| 3862 | desc->opts2 = 0x00; |
| 3863 | desc->addr = 0x00; |
| 3864 | tx_skb->len = 0; |
| 3865 | } |
| 3866 | |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3867 | static void rtl8169_tx_clear_range(struct rtl8169_private *tp, u32 start, |
| 3868 | unsigned int n) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3869 | { |
| 3870 | unsigned int i; |
| 3871 | |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3872 | for (i = 0; i < n; i++) { |
| 3873 | unsigned int entry = (start + i) % NUM_TX_DESC; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3874 | struct ring_info *tx_skb = tp->tx_skb + entry; |
| 3875 | unsigned int len = tx_skb->len; |
| 3876 | |
| 3877 | if (len) { |
| 3878 | struct sk_buff *skb = tx_skb->skb; |
| 3879 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3880 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3881 | tp->TxDescArray + entry); |
| 3882 | if (skb) { |
Stanislaw Gruszka | cac4b22 | 2010-10-20 22:25:40 +0000 | [diff] [blame] | 3883 | tp->dev->stats.tx_dropped++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3884 | dev_kfree_skb(skb); |
| 3885 | tx_skb->skb = NULL; |
| 3886 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3887 | } |
| 3888 | } |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 3889 | } |
| 3890 | |
| 3891 | static void rtl8169_tx_clear(struct rtl8169_private *tp) |
| 3892 | { |
| 3893 | rtl8169_tx_clear_range(tp, tp->dirty_tx, NUM_TX_DESC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3894 | tp->cur_tx = tp->dirty_tx = 0; |
| 3895 | } |
| 3896 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3897 | static void rtl8169_schedule_work(struct net_device *dev, work_func_t task) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3898 | { |
| 3899 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3900 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3901 | PREPARE_DELAYED_WORK(&tp->task, task); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3902 | schedule_delayed_work(&tp->task, 4); |
| 3903 | } |
| 3904 | |
| 3905 | static void rtl8169_wait_for_quiescence(struct net_device *dev) |
| 3906 | { |
| 3907 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3908 | void __iomem *ioaddr = tp->mmio_addr; |
| 3909 | |
| 3910 | synchronize_irq(dev->irq); |
| 3911 | |
| 3912 | /* Wait for any pending NAPI task to complete */ |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3913 | napi_disable(&tp->napi); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3914 | |
| 3915 | rtl8169_irq_mask_and_ack(ioaddr); |
| 3916 | |
David S. Miller | d1d08d1 | 2008-01-07 20:53:33 -0800 | [diff] [blame] | 3917 | tp->intr_mask = 0xffff; |
| 3918 | RTL_W16(IntrMask, tp->intr_event); |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3919 | napi_enable(&tp->napi); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3920 | } |
| 3921 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3922 | static void rtl8169_reinit_task(struct work_struct *work) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3923 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3924 | struct rtl8169_private *tp = |
| 3925 | container_of(work, struct rtl8169_private, task.work); |
| 3926 | struct net_device *dev = tp->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3927 | int ret; |
| 3928 | |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3929 | rtnl_lock(); |
| 3930 | |
| 3931 | if (!netif_running(dev)) |
| 3932 | goto out_unlock; |
| 3933 | |
| 3934 | rtl8169_wait_for_quiescence(dev); |
| 3935 | rtl8169_close(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3936 | |
| 3937 | ret = rtl8169_open(dev); |
| 3938 | if (unlikely(ret < 0)) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 3939 | if (net_ratelimit()) |
| 3940 | netif_err(tp, drv, dev, |
| 3941 | "reinit failure (status = %d). Rescheduling\n", |
| 3942 | ret); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3943 | rtl8169_schedule_work(dev, rtl8169_reinit_task); |
| 3944 | } |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3945 | |
| 3946 | out_unlock: |
| 3947 | rtnl_unlock(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3948 | } |
| 3949 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3950 | static void rtl8169_reset_task(struct work_struct *work) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3951 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 3952 | struct rtl8169_private *tp = |
| 3953 | container_of(work, struct rtl8169_private, task.work); |
| 3954 | struct net_device *dev = tp->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3955 | |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3956 | rtnl_lock(); |
| 3957 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3958 | if (!netif_running(dev)) |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3959 | goto out_unlock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3960 | |
| 3961 | rtl8169_wait_for_quiescence(dev); |
| 3962 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 3963 | rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3964 | rtl8169_tx_clear(tp); |
| 3965 | |
| 3966 | if (tp->dirty_rx == tp->cur_rx) { |
| 3967 | rtl8169_init_ring_indexes(tp); |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 3968 | rtl_hw_start(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3969 | netif_wake_queue(dev); |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 3970 | rtl8169_check_link_status(dev, tp, tp->mmio_addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3971 | } else { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 3972 | if (net_ratelimit()) |
| 3973 | netif_emerg(tp, intr, dev, "Rx buffers shortage\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3974 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
| 3975 | } |
Francois Romieu | eb2a021 | 2007-02-15 23:37:21 +0100 | [diff] [blame] | 3976 | |
| 3977 | out_unlock: |
| 3978 | rtnl_unlock(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3979 | } |
| 3980 | |
| 3981 | static void rtl8169_tx_timeout(struct net_device *dev) |
| 3982 | { |
| 3983 | struct rtl8169_private *tp = netdev_priv(dev); |
| 3984 | |
| 3985 | rtl8169_hw_reset(tp->mmio_addr); |
| 3986 | |
| 3987 | /* Let's wait a bit while any (async) irq lands on */ |
| 3988 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
| 3989 | } |
| 3990 | |
| 3991 | static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, |
| 3992 | u32 opts1) |
| 3993 | { |
| 3994 | struct skb_shared_info *info = skb_shinfo(skb); |
| 3995 | unsigned int cur_frag, entry; |
Jeff Garzik | a6343af | 2007-07-17 05:39:58 -0400 | [diff] [blame] | 3996 | struct TxDesc * uninitialized_var(txd); |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 3997 | struct device *d = &tp->pci_dev->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3998 | |
| 3999 | entry = tp->cur_tx; |
| 4000 | for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) { |
| 4001 | skb_frag_t *frag = info->frags + cur_frag; |
| 4002 | dma_addr_t mapping; |
| 4003 | u32 status, len; |
| 4004 | void *addr; |
| 4005 | |
| 4006 | entry = (entry + 1) % NUM_TX_DESC; |
| 4007 | |
| 4008 | txd = tp->TxDescArray + entry; |
| 4009 | len = frag->size; |
| 4010 | addr = ((void *) page_address(frag->page)) + frag->page_offset; |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4011 | mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE); |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 4012 | if (unlikely(dma_mapping_error(d, mapping))) { |
| 4013 | if (net_ratelimit()) |
| 4014 | netif_err(tp, drv, tp->dev, |
| 4015 | "Failed to map TX fragments DMA!\n"); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4016 | goto err_out; |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 4017 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4018 | |
| 4019 | /* anti gcc 2.95.3 bugware (sic) */ |
| 4020 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); |
| 4021 | |
| 4022 | txd->opts1 = cpu_to_le32(status); |
| 4023 | txd->addr = cpu_to_le64(mapping); |
| 4024 | |
| 4025 | tp->tx_skb[entry].len = len; |
| 4026 | } |
| 4027 | |
| 4028 | if (cur_frag) { |
| 4029 | tp->tx_skb[entry].skb = skb; |
| 4030 | txd->opts1 |= cpu_to_le32(LastFrag); |
| 4031 | } |
| 4032 | |
| 4033 | return cur_frag; |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4034 | |
| 4035 | err_out: |
| 4036 | rtl8169_tx_clear_range(tp, tp->cur_tx + 1, cur_frag); |
| 4037 | return -EIO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4038 | } |
| 4039 | |
| 4040 | static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev) |
| 4041 | { |
| 4042 | if (dev->features & NETIF_F_TSO) { |
Herbert Xu | 7967168 | 2006-06-22 02:40:14 -0700 | [diff] [blame] | 4043 | u32 mss = skb_shinfo(skb)->gso_size; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4044 | |
| 4045 | if (mss) |
| 4046 | return LargeSend | ((mss & MSSMask) << MSSShift); |
| 4047 | } |
Patrick McHardy | 84fa793 | 2006-08-29 16:44:56 -0700 | [diff] [blame] | 4048 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
Arnaldo Carvalho de Melo | eddc9ec | 2007-04-20 22:47:35 -0700 | [diff] [blame] | 4049 | const struct iphdr *ip = ip_hdr(skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4050 | |
| 4051 | if (ip->protocol == IPPROTO_TCP) |
| 4052 | return IPCS | TCPCS; |
| 4053 | else if (ip->protocol == IPPROTO_UDP) |
| 4054 | return IPCS | UDPCS; |
| 4055 | WARN_ON(1); /* we need a WARN() */ |
| 4056 | } |
| 4057 | return 0; |
| 4058 | } |
| 4059 | |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 4060 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
| 4061 | struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4062 | { |
| 4063 | struct rtl8169_private *tp = netdev_priv(dev); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4064 | unsigned int entry = tp->cur_tx % NUM_TX_DESC; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4065 | struct TxDesc *txd = tp->TxDescArray + entry; |
| 4066 | void __iomem *ioaddr = tp->mmio_addr; |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4067 | struct device *d = &tp->pci_dev->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4068 | dma_addr_t mapping; |
| 4069 | u32 status, len; |
| 4070 | u32 opts1; |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4071 | int frags; |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 4072 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4073 | if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4074 | netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4075 | goto err_stop_0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4076 | } |
| 4077 | |
| 4078 | if (unlikely(le32_to_cpu(txd->opts1) & DescOwn)) |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4079 | goto err_stop_0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4080 | |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4081 | len = skb_headlen(skb); |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4082 | mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE); |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 4083 | if (unlikely(dma_mapping_error(d, mapping))) { |
| 4084 | if (net_ratelimit()) |
| 4085 | netif_err(tp, drv, dev, "Failed to map TX DMA!\n"); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4086 | goto err_dma_0; |
Stanislaw Gruszka | d827d86 | 2010-10-20 22:25:43 +0000 | [diff] [blame] | 4087 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4088 | |
| 4089 | tp->tx_skb[entry].len = len; |
| 4090 | txd->addr = cpu_to_le64(mapping); |
| 4091 | txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb)); |
| 4092 | |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4093 | opts1 = DescOwn | rtl8169_tso_csum(skb, dev); |
| 4094 | |
| 4095 | frags = rtl8169_xmit_frags(tp, skb, opts1); |
| 4096 | if (frags < 0) |
| 4097 | goto err_dma_1; |
| 4098 | else if (frags) |
| 4099 | opts1 |= FirstFrag; |
| 4100 | else { |
| 4101 | opts1 |= FirstFrag | LastFrag; |
| 4102 | tp->tx_skb[entry].skb = skb; |
| 4103 | } |
| 4104 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4105 | wmb(); |
| 4106 | |
| 4107 | /* anti gcc 2.95.3 bugware (sic) */ |
| 4108 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); |
| 4109 | txd->opts1 = cpu_to_le32(status); |
| 4110 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4111 | tp->cur_tx += frags + 1; |
| 4112 | |
David Dillow | 4c020a9 | 2010-03-03 16:33:10 +0000 | [diff] [blame] | 4113 | wmb(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4114 | |
Francois Romieu | 275391a | 2007-02-23 23:50:28 +0100 | [diff] [blame] | 4115 | RTL_W8(TxPoll, NPQ); /* set polling bit */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4116 | |
| 4117 | if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) { |
| 4118 | netif_stop_queue(dev); |
| 4119 | smp_rmb(); |
| 4120 | if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS) |
| 4121 | netif_wake_queue(dev); |
| 4122 | } |
| 4123 | |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 4124 | return NETDEV_TX_OK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4125 | |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4126 | err_dma_1: |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4127 | rtl8169_unmap_tx_skb(d, tp->tx_skb + entry, txd); |
Stanislaw Gruszka | 3eafe50 | 2010-10-20 22:25:36 +0000 | [diff] [blame] | 4128 | err_dma_0: |
| 4129 | dev_kfree_skb(skb); |
| 4130 | dev->stats.tx_dropped++; |
| 4131 | return NETDEV_TX_OK; |
| 4132 | |
| 4133 | err_stop_0: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4134 | netif_stop_queue(dev); |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4135 | dev->stats.tx_dropped++; |
Stephen Hemminger | 61357325 | 2009-08-31 19:50:58 +0000 | [diff] [blame] | 4136 | return NETDEV_TX_BUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4137 | } |
| 4138 | |
| 4139 | static void rtl8169_pcierr_interrupt(struct net_device *dev) |
| 4140 | { |
| 4141 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4142 | struct pci_dev *pdev = tp->pci_dev; |
| 4143 | void __iomem *ioaddr = tp->mmio_addr; |
| 4144 | u16 pci_status, pci_cmd; |
| 4145 | |
| 4146 | pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); |
| 4147 | pci_read_config_word(pdev, PCI_STATUS, &pci_status); |
| 4148 | |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4149 | netif_err(tp, intr, dev, "PCI error (cmd = 0x%04x, status = 0x%04x)\n", |
| 4150 | pci_cmd, pci_status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4151 | |
| 4152 | /* |
| 4153 | * The recovery sequence below admits a very elaborated explanation: |
| 4154 | * - it seems to work; |
Francois Romieu | d03902b | 2006-11-23 00:00:42 +0100 | [diff] [blame] | 4155 | * - I did not see what else could be done; |
| 4156 | * - it makes iop3xx happy. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4157 | * |
| 4158 | * Feel free to adjust to your needs. |
| 4159 | */ |
Francois Romieu | a27993f | 2006-12-18 00:04:19 +0100 | [diff] [blame] | 4160 | if (pdev->broken_parity_status) |
Francois Romieu | d03902b | 2006-11-23 00:00:42 +0100 | [diff] [blame] | 4161 | pci_cmd &= ~PCI_COMMAND_PARITY; |
| 4162 | else |
| 4163 | pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY; |
| 4164 | |
| 4165 | pci_write_config_word(pdev, PCI_COMMAND, pci_cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4166 | |
| 4167 | pci_write_config_word(pdev, PCI_STATUS, |
| 4168 | pci_status & (PCI_STATUS_DETECTED_PARITY | |
| 4169 | PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT | |
| 4170 | PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT)); |
| 4171 | |
| 4172 | /* The infamous DAC f*ckup only happens at boot time */ |
| 4173 | if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4174 | netif_info(tp, intr, dev, "disabling PCI DAC\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4175 | tp->cp_cmd &= ~PCIDAC; |
| 4176 | RTL_W16(CPlusCmd, tp->cp_cmd); |
| 4177 | dev->features &= ~NETIF_F_HIGHDMA; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4178 | } |
| 4179 | |
| 4180 | rtl8169_hw_reset(ioaddr); |
Francois Romieu | d03902b | 2006-11-23 00:00:42 +0100 | [diff] [blame] | 4181 | |
| 4182 | rtl8169_schedule_work(dev, rtl8169_reinit_task); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4183 | } |
| 4184 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4185 | static void rtl8169_tx_interrupt(struct net_device *dev, |
| 4186 | struct rtl8169_private *tp, |
| 4187 | void __iomem *ioaddr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4188 | { |
| 4189 | unsigned int dirty_tx, tx_left; |
| 4190 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4191 | dirty_tx = tp->dirty_tx; |
| 4192 | smp_rmb(); |
| 4193 | tx_left = tp->cur_tx - dirty_tx; |
| 4194 | |
| 4195 | while (tx_left > 0) { |
| 4196 | unsigned int entry = dirty_tx % NUM_TX_DESC; |
| 4197 | struct ring_info *tx_skb = tp->tx_skb + entry; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4198 | u32 status; |
| 4199 | |
| 4200 | rmb(); |
| 4201 | status = le32_to_cpu(tp->TxDescArray[entry].opts1); |
| 4202 | if (status & DescOwn) |
| 4203 | break; |
| 4204 | |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4205 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
| 4206 | tp->TxDescArray + entry); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4207 | if (status & LastFrag) { |
Stanislaw Gruszka | cac4b22 | 2010-10-20 22:25:40 +0000 | [diff] [blame] | 4208 | dev->stats.tx_packets++; |
| 4209 | dev->stats.tx_bytes += tx_skb->skb->len; |
Eric Dumazet | 87433bf | 2009-06-09 22:55:53 +0000 | [diff] [blame] | 4210 | dev_kfree_skb(tx_skb->skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4211 | tx_skb->skb = NULL; |
| 4212 | } |
| 4213 | dirty_tx++; |
| 4214 | tx_left--; |
| 4215 | } |
| 4216 | |
| 4217 | if (tp->dirty_tx != dirty_tx) { |
| 4218 | tp->dirty_tx = dirty_tx; |
| 4219 | smp_wmb(); |
| 4220 | if (netif_queue_stopped(dev) && |
| 4221 | (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { |
| 4222 | netif_wake_queue(dev); |
| 4223 | } |
Francois Romieu | d78ae2d | 2007-08-26 20:08:19 +0200 | [diff] [blame] | 4224 | /* |
| 4225 | * 8168 hack: TxPoll requests are lost when the Tx packets are |
| 4226 | * too close. Let's kick an extra TxPoll request when a burst |
| 4227 | * of start_xmit activity is detected (if it is not detected, |
| 4228 | * it is slow enough). -- FR |
| 4229 | */ |
| 4230 | smp_rmb(); |
| 4231 | if (tp->cur_tx != dirty_tx) |
| 4232 | RTL_W8(TxPoll, NPQ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4233 | } |
| 4234 | } |
| 4235 | |
Francois Romieu | 126fa4b | 2005-05-12 20:09:17 -0400 | [diff] [blame] | 4236 | static inline int rtl8169_fragmented_frame(u32 status) |
| 4237 | { |
| 4238 | return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag); |
| 4239 | } |
| 4240 | |
Eric Dumazet | adea1ac7 | 2010-09-05 20:04:05 -0700 | [diff] [blame] | 4241 | static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4242 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4243 | u32 status = opts1 & RxProtoMask; |
| 4244 | |
| 4245 | if (((status == RxProtoTCP) && !(opts1 & TCPFail)) || |
Shan Wei | d5d3ebe | 2010-11-12 00:15:25 +0000 | [diff] [blame] | 4246 | ((status == RxProtoUDP) && !(opts1 & UDPFail))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4247 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
| 4248 | else |
Eric Dumazet | bc8acf2 | 2010-09-02 13:07:41 -0700 | [diff] [blame] | 4249 | skb_checksum_none_assert(skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4250 | } |
| 4251 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4252 | static struct sk_buff *rtl8169_try_rx_copy(void *data, |
| 4253 | struct rtl8169_private *tp, |
| 4254 | int pkt_size, |
| 4255 | dma_addr_t addr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4256 | { |
Stephen Hemminger | b449655 | 2007-06-17 01:06:49 +0200 | [diff] [blame] | 4257 | struct sk_buff *skb; |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4258 | struct device *d = &tp->pci_dev->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4259 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4260 | data = rtl8169_align(data); |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4261 | dma_sync_single_for_cpu(d, addr, pkt_size, DMA_FROM_DEVICE); |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4262 | prefetch(data); |
| 4263 | skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size); |
| 4264 | if (skb) |
| 4265 | memcpy(skb->data, data, pkt_size); |
Stanislaw Gruszka | 48addcc | 2010-10-20 22:25:39 +0000 | [diff] [blame] | 4266 | dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE); |
| 4267 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4268 | return skb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4269 | } |
| 4270 | |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 4271 | /* |
| 4272 | * Warning : rtl8169_rx_interrupt() might be called : |
| 4273 | * 1) from NAPI (softirq) context |
| 4274 | * (polling = 1 : we should call netif_receive_skb()) |
| 4275 | * 2) from process context (rtl8169_reset_task()) |
| 4276 | * (polling = 0 : we must call netif_rx() instead) |
| 4277 | */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4278 | static int rtl8169_rx_interrupt(struct net_device *dev, |
| 4279 | struct rtl8169_private *tp, |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4280 | void __iomem *ioaddr, u32 budget) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4281 | { |
| 4282 | unsigned int cur_rx, rx_left; |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4283 | unsigned int count; |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 4284 | int polling = (budget != ~(u32)0) ? 1 : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4285 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4286 | cur_rx = tp->cur_rx; |
| 4287 | rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx; |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 4288 | rx_left = min(rx_left, budget); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4289 | |
Richard Dawe | 4dcb7d3 | 2005-05-27 21:12:00 +0200 | [diff] [blame] | 4290 | for (; rx_left > 0; rx_left--, cur_rx++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4291 | unsigned int entry = cur_rx % NUM_RX_DESC; |
Francois Romieu | 126fa4b | 2005-05-12 20:09:17 -0400 | [diff] [blame] | 4292 | struct RxDesc *desc = tp->RxDescArray + entry; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4293 | u32 status; |
| 4294 | |
| 4295 | rmb(); |
Francois Romieu | 126fa4b | 2005-05-12 20:09:17 -0400 | [diff] [blame] | 4296 | status = le32_to_cpu(desc->opts1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4297 | |
| 4298 | if (status & DescOwn) |
| 4299 | break; |
Richard Dawe | 4dcb7d3 | 2005-05-27 21:12:00 +0200 | [diff] [blame] | 4300 | if (unlikely(status & RxRES)) { |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4301 | netif_info(tp, rx_err, dev, "Rx ERROR. status = %08x\n", |
| 4302 | status); |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4303 | dev->stats.rx_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4304 | if (status & (RxRWT | RxRUNT)) |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4305 | dev->stats.rx_length_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4306 | if (status & RxCRC) |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4307 | dev->stats.rx_crc_errors++; |
Francois Romieu | 9dccf61 | 2006-05-14 12:31:17 +0200 | [diff] [blame] | 4308 | if (status & RxFOVF) { |
| 4309 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4310 | dev->stats.rx_fifo_errors++; |
Francois Romieu | 9dccf61 | 2006-05-14 12:31:17 +0200 | [diff] [blame] | 4311 | } |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4312 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4313 | } else { |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4314 | struct sk_buff *skb; |
Stephen Hemminger | b449655 | 2007-06-17 01:06:49 +0200 | [diff] [blame] | 4315 | dma_addr_t addr = le64_to_cpu(desc->addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4316 | int pkt_size = (status & 0x00001FFF) - 4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4317 | |
Francois Romieu | 126fa4b | 2005-05-12 20:09:17 -0400 | [diff] [blame] | 4318 | /* |
| 4319 | * The driver does not support incoming fragmented |
| 4320 | * frames. They are seen as a symptom of over-mtu |
| 4321 | * sized frames. |
| 4322 | */ |
| 4323 | if (unlikely(rtl8169_fragmented_frame(status))) { |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4324 | dev->stats.rx_dropped++; |
| 4325 | dev->stats.rx_length_errors++; |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4326 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
Richard Dawe | 4dcb7d3 | 2005-05-27 21:12:00 +0200 | [diff] [blame] | 4327 | continue; |
Francois Romieu | 126fa4b | 2005-05-12 20:09:17 -0400 | [diff] [blame] | 4328 | } |
| 4329 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4330 | skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry], |
| 4331 | tp, pkt_size, addr); |
| 4332 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
| 4333 | if (!skb) { |
| 4334 | dev->stats.rx_dropped++; |
| 4335 | continue; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4336 | } |
| 4337 | |
Eric Dumazet | adea1ac7 | 2010-09-05 20:04:05 -0700 | [diff] [blame] | 4338 | rtl8169_rx_csum(skb, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4339 | skb_put(skb, pkt_size); |
| 4340 | skb->protocol = eth_type_trans(skb, dev); |
| 4341 | |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 4342 | if (rtl8169_rx_vlan_skb(tp, desc, skb, polling) < 0) { |
| 4343 | if (likely(polling)) |
Eric Dumazet | 2edae08 | 2010-09-06 18:46:39 +0000 | [diff] [blame] | 4344 | napi_gro_receive(&tp->napi, skb); |
Eric Dumazet | 630b943 | 2010-03-31 02:08:31 +0000 | [diff] [blame] | 4345 | else |
| 4346 | netif_rx(skb); |
| 4347 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4348 | |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4349 | dev->stats.rx_bytes += pkt_size; |
| 4350 | dev->stats.rx_packets++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4351 | } |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 4352 | |
| 4353 | /* Work around for AMD plateform. */ |
Al Viro | 95e0918 | 2007-12-22 18:55:39 +0000 | [diff] [blame] | 4354 | if ((desc->opts2 & cpu_to_le32(0xfffe000)) && |
Francois Romieu | 6dccd16 | 2007-02-13 23:38:05 +0100 | [diff] [blame] | 4355 | (tp->mac_version == RTL_GIGA_MAC_VER_05)) { |
| 4356 | desc->opts2 = 0; |
| 4357 | cur_rx++; |
| 4358 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4359 | } |
| 4360 | |
| 4361 | count = cur_rx - tp->cur_rx; |
| 4362 | tp->cur_rx = cur_rx; |
| 4363 | |
Eric Dumazet | 6f0333b | 2010-10-11 11:17:47 +0000 | [diff] [blame] | 4364 | tp->dirty_rx += count; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4365 | |
| 4366 | return count; |
| 4367 | } |
| 4368 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4369 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4370 | { |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4371 | struct net_device *dev = dev_instance; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4372 | struct rtl8169_private *tp = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4373 | void __iomem *ioaddr = tp->mmio_addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4374 | int handled = 0; |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 4375 | int status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4376 | |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4377 | /* loop handling interrupts until we have no new ones or |
| 4378 | * we hit a invalid/hotplug case. |
| 4379 | */ |
Francois Romieu | 865c652 | 2008-05-11 14:51:00 +0200 | [diff] [blame] | 4380 | status = RTL_R16(IntrStatus); |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4381 | while (status && status != 0xffff) { |
| 4382 | handled = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4383 | |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4384 | /* Handle all of the error cases first. These will reset |
| 4385 | * the chip, so just exit the loop. |
| 4386 | */ |
| 4387 | if (unlikely(!netif_running(dev))) { |
| 4388 | rtl8169_asic_down(ioaddr); |
| 4389 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4390 | } |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4391 | |
| 4392 | /* Work around for rx fifo overflow */ |
françois romieu | 53f5735 | 2010-11-08 13:23:05 +0000 | [diff] [blame] | 4393 | if (unlikely(status & RxFIFOOver) && |
| 4394 | (tp->mac_version == RTL_GIGA_MAC_VER_11)) { |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4395 | netif_stop_queue(dev); |
| 4396 | rtl8169_tx_timeout(dev); |
| 4397 | break; |
| 4398 | } |
| 4399 | |
| 4400 | if (unlikely(status & SYSErr)) { |
| 4401 | rtl8169_pcierr_interrupt(dev); |
| 4402 | break; |
| 4403 | } |
| 4404 | |
| 4405 | if (status & LinkChg) |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 4406 | __rtl8169_check_link_status(dev, tp, ioaddr, true); |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4407 | |
| 4408 | /* We need to see the lastest version of tp->intr_mask to |
| 4409 | * avoid ignoring an MSI interrupt and having to wait for |
| 4410 | * another event which may never come. |
| 4411 | */ |
| 4412 | smp_rmb(); |
| 4413 | if (status & tp->intr_mask & tp->napi_event) { |
| 4414 | RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event); |
| 4415 | tp->intr_mask = ~tp->napi_event; |
| 4416 | |
| 4417 | if (likely(napi_schedule_prep(&tp->napi))) |
| 4418 | __napi_schedule(&tp->napi); |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4419 | else |
| 4420 | netif_info(tp, intr, dev, |
| 4421 | "interrupt %04x in poll\n", status); |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4422 | } |
| 4423 | |
| 4424 | /* We only get a new MSI interrupt when all active irq |
| 4425 | * sources on the chip have been acknowledged. So, ack |
| 4426 | * everything we've seen and check if new sources have become |
| 4427 | * active to avoid blocking all interrupts from the chip. |
| 4428 | */ |
| 4429 | RTL_W16(IntrStatus, |
| 4430 | (status & RxFIFOOver) ? (status | RxOverflow) : status); |
| 4431 | status = RTL_R16(IntrStatus); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4432 | } |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4433 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4434 | return IRQ_RETVAL(handled); |
| 4435 | } |
| 4436 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4437 | static int rtl8169_poll(struct napi_struct *napi, int budget) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4438 | { |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4439 | struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi); |
| 4440 | struct net_device *dev = tp->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4441 | void __iomem *ioaddr = tp->mmio_addr; |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4442 | int work_done; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4443 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4444 | work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4445 | rtl8169_tx_interrupt(dev, tp, ioaddr); |
| 4446 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4447 | if (work_done < budget) { |
Ben Hutchings | 288379f | 2009-01-19 16:43:59 -0800 | [diff] [blame] | 4448 | napi_complete(napi); |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4449 | |
| 4450 | /* We need for force the visibility of tp->intr_mask |
| 4451 | * for other CPUs, as we can loose an MSI interrupt |
| 4452 | * and potentially wait for a retransmit timeout if we don't. |
| 4453 | * The posted write to IntrMask is safe, as it will |
| 4454 | * eventually make it to the chip and we won't loose anything |
| 4455 | * until it does. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4456 | */ |
David Dillow | f11a377 | 2009-05-22 15:29:34 +0000 | [diff] [blame] | 4457 | tp->intr_mask = 0xffff; |
David Dillow | 4c020a9 | 2010-03-03 16:33:10 +0000 | [diff] [blame] | 4458 | wmb(); |
Francois Romieu | 0e48515 | 2007-02-20 00:00:26 +0100 | [diff] [blame] | 4459 | RTL_W16(IntrMask, tp->intr_event); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4460 | } |
| 4461 | |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 4462 | return work_done; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4463 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4464 | |
Francois Romieu | 523a609 | 2008-09-10 22:28:56 +0200 | [diff] [blame] | 4465 | static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr) |
| 4466 | { |
| 4467 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4468 | |
| 4469 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) |
| 4470 | return; |
| 4471 | |
| 4472 | dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff); |
| 4473 | RTL_W32(RxMissed, 0); |
| 4474 | } |
| 4475 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4476 | static void rtl8169_down(struct net_device *dev) |
| 4477 | { |
| 4478 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4479 | void __iomem *ioaddr = tp->mmio_addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4480 | |
| 4481 | rtl8169_delete_timer(dev); |
| 4482 | |
| 4483 | netif_stop_queue(dev); |
| 4484 | |
Stephen Hemminger | 93dd79e | 2007-10-28 17:14:06 +0100 | [diff] [blame] | 4485 | napi_disable(&tp->napi); |
Stephen Hemminger | 93dd79e | 2007-10-28 17:14:06 +0100 | [diff] [blame] | 4486 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4487 | spin_lock_irq(&tp->lock); |
| 4488 | |
| 4489 | rtl8169_asic_down(ioaddr); |
Stanislaw Gruszka | 323bb68 | 2010-10-20 22:25:41 +0000 | [diff] [blame] | 4490 | /* |
| 4491 | * At this point device interrupts can not be enabled in any function, |
| 4492 | * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task, |
| 4493 | * rtl8169_reinit_task) and napi is disabled (rtl8169_poll). |
| 4494 | */ |
Francois Romieu | 523a609 | 2008-09-10 22:28:56 +0200 | [diff] [blame] | 4495 | rtl8169_rx_missed(dev, ioaddr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4496 | |
| 4497 | spin_unlock_irq(&tp->lock); |
| 4498 | |
| 4499 | synchronize_irq(dev->irq); |
| 4500 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4501 | /* Give a racing hard_start_xmit a few cycles to complete. */ |
Paul E. McKenney | fbd568a3e | 2005-05-01 08:59:04 -0700 | [diff] [blame] | 4502 | synchronize_sched(); /* FIXME: should this be synchronize_irq()? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4503 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4504 | rtl8169_tx_clear(tp); |
| 4505 | |
| 4506 | rtl8169_rx_clear(tp); |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 4507 | |
| 4508 | rtl_pll_power_down(tp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4509 | } |
| 4510 | |
| 4511 | static int rtl8169_close(struct net_device *dev) |
| 4512 | { |
| 4513 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4514 | struct pci_dev *pdev = tp->pci_dev; |
| 4515 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4516 | pm_runtime_get_sync(&pdev->dev); |
| 4517 | |
Ivan Vecera | 355423d | 2009-02-06 21:49:57 -0800 | [diff] [blame] | 4518 | /* update counters before going down */ |
| 4519 | rtl8169_update_counters(dev); |
| 4520 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4521 | rtl8169_down(dev); |
| 4522 | |
| 4523 | free_irq(dev->irq, dev); |
| 4524 | |
Stanislaw Gruszka | 82553bb | 2010-10-08 04:25:01 +0000 | [diff] [blame] | 4525 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
| 4526 | tp->RxPhyAddr); |
| 4527 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, |
| 4528 | tp->TxPhyAddr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4529 | tp->TxDescArray = NULL; |
| 4530 | tp->RxDescArray = NULL; |
| 4531 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4532 | pm_runtime_put_sync(&pdev->dev); |
| 4533 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4534 | return 0; |
| 4535 | } |
| 4536 | |
Francois Romieu | 07ce406 | 2007-02-23 23:36:39 +0100 | [diff] [blame] | 4537 | static void rtl_set_rx_mode(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4538 | { |
| 4539 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4540 | void __iomem *ioaddr = tp->mmio_addr; |
| 4541 | unsigned long flags; |
| 4542 | u32 mc_filter[2]; /* Multicast hash filter */ |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4543 | int rx_mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4544 | u32 tmp = 0; |
| 4545 | |
| 4546 | if (dev->flags & IFF_PROMISC) { |
| 4547 | /* Unconditionally log net taps. */ |
Joe Perches | bf82c18 | 2010-02-09 11:49:50 +0000 | [diff] [blame] | 4548 | netif_notice(tp, link, dev, "Promiscuous mode enabled\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4549 | rx_mode = |
| 4550 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys | |
| 4551 | AcceptAllPhys; |
| 4552 | mc_filter[1] = mc_filter[0] = 0xffffffff; |
Jiri Pirko | 4cd24ea | 2010-02-08 04:30:35 +0000 | [diff] [blame] | 4553 | } else if ((netdev_mc_count(dev) > multicast_filter_limit) || |
Joe Perches | 8e95a20 | 2009-12-03 07:58:21 +0000 | [diff] [blame] | 4554 | (dev->flags & IFF_ALLMULTI)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4555 | /* Too many to filter perfectly -- accept all multicasts. */ |
| 4556 | rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; |
| 4557 | mc_filter[1] = mc_filter[0] = 0xffffffff; |
| 4558 | } else { |
Jiri Pirko | 22bedad | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 4559 | struct netdev_hw_addr *ha; |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4560 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4561 | rx_mode = AcceptBroadcast | AcceptMyPhys; |
| 4562 | mc_filter[1] = mc_filter[0] = 0; |
Jiri Pirko | 22bedad | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 4563 | netdev_for_each_mc_addr(ha, dev) { |
| 4564 | int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4565 | mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); |
| 4566 | rx_mode |= AcceptMulticast; |
| 4567 | } |
| 4568 | } |
| 4569 | |
| 4570 | spin_lock_irqsave(&tp->lock, flags); |
| 4571 | |
| 4572 | tmp = rtl8169_rx_config | rx_mode | |
| 4573 | (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); |
| 4574 | |
Francois Romieu | f887cce | 2008-07-17 22:24:18 +0200 | [diff] [blame] | 4575 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) { |
Francois Romieu | 1087f4f | 2007-12-26 22:46:05 +0100 | [diff] [blame] | 4576 | u32 data = mc_filter[0]; |
| 4577 | |
| 4578 | mc_filter[0] = swab32(mc_filter[1]); |
| 4579 | mc_filter[1] = swab32(data); |
Francois Romieu | bcf0bf9 | 2006-07-26 23:14:13 +0200 | [diff] [blame] | 4580 | } |
| 4581 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4582 | RTL_W32(MAR0 + 4, mc_filter[1]); |
Francois Romieu | 78f1cd0 | 2010-03-27 19:35:46 -0700 | [diff] [blame] | 4583 | RTL_W32(MAR0 + 0, mc_filter[0]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4584 | |
Francois Romieu | 57a9f23 | 2007-06-04 22:10:15 +0200 | [diff] [blame] | 4585 | RTL_W32(RxConfig, tmp); |
| 4586 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4587 | spin_unlock_irqrestore(&tp->lock, flags); |
| 4588 | } |
| 4589 | |
| 4590 | /** |
| 4591 | * rtl8169_get_stats - Get rtl8169 read/write statistics |
| 4592 | * @dev: The Ethernet Device to get statistics for |
| 4593 | * |
| 4594 | * Get TX/RX statistics for rtl8169 |
| 4595 | */ |
| 4596 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev) |
| 4597 | { |
| 4598 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4599 | void __iomem *ioaddr = tp->mmio_addr; |
| 4600 | unsigned long flags; |
| 4601 | |
| 4602 | if (netif_running(dev)) { |
| 4603 | spin_lock_irqsave(&tp->lock, flags); |
Francois Romieu | 523a609 | 2008-09-10 22:28:56 +0200 | [diff] [blame] | 4604 | rtl8169_rx_missed(dev, ioaddr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4605 | spin_unlock_irqrestore(&tp->lock, flags); |
| 4606 | } |
Francois Romieu | 5b0384f | 2006-08-16 16:00:01 +0200 | [diff] [blame] | 4607 | |
Francois Romieu | cebf8cc | 2007-10-18 12:06:54 +0200 | [diff] [blame] | 4608 | return &dev->stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4609 | } |
| 4610 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4611 | static void rtl8169_net_suspend(struct net_device *dev) |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4612 | { |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 4613 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4614 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4615 | if (!netif_running(dev)) |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4616 | return; |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4617 | |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 4618 | rtl_pll_power_down(tp); |
| 4619 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4620 | netif_device_detach(dev); |
| 4621 | netif_stop_queue(dev); |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4622 | } |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4623 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4624 | #ifdef CONFIG_PM |
| 4625 | |
| 4626 | static int rtl8169_suspend(struct device *device) |
| 4627 | { |
| 4628 | struct pci_dev *pdev = to_pci_dev(device); |
| 4629 | struct net_device *dev = pci_get_drvdata(pdev); |
| 4630 | |
| 4631 | rtl8169_net_suspend(dev); |
Francois Romieu | 1371fa6 | 2007-04-02 23:01:11 +0200 | [diff] [blame] | 4632 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4633 | return 0; |
| 4634 | } |
| 4635 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4636 | static void __rtl8169_resume(struct net_device *dev) |
| 4637 | { |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 4638 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4639 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4640 | netif_device_attach(dev); |
françois romieu | 065c27c | 2011-01-03 15:08:12 +0000 | [diff] [blame] | 4641 | |
| 4642 | rtl_pll_power_up(tp); |
| 4643 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4644 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
| 4645 | } |
| 4646 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4647 | static int rtl8169_resume(struct device *device) |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4648 | { |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4649 | struct pci_dev *pdev = to_pci_dev(device); |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4650 | struct net_device *dev = pci_get_drvdata(pdev); |
Stanislaw Gruszka | fccec10 | 2010-10-20 22:25:42 +0000 | [diff] [blame] | 4651 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4652 | |
| 4653 | rtl8169_init_phy(dev, tp); |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4654 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4655 | if (netif_running(dev)) |
| 4656 | __rtl8169_resume(dev); |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4657 | |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4658 | return 0; |
| 4659 | } |
| 4660 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4661 | static int rtl8169_runtime_suspend(struct device *device) |
| 4662 | { |
| 4663 | struct pci_dev *pdev = to_pci_dev(device); |
| 4664 | struct net_device *dev = pci_get_drvdata(pdev); |
| 4665 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4666 | |
| 4667 | if (!tp->TxDescArray) |
| 4668 | return 0; |
| 4669 | |
| 4670 | spin_lock_irq(&tp->lock); |
| 4671 | tp->saved_wolopts = __rtl8169_get_wol(tp); |
| 4672 | __rtl8169_set_wol(tp, WAKE_ANY); |
| 4673 | spin_unlock_irq(&tp->lock); |
| 4674 | |
| 4675 | rtl8169_net_suspend(dev); |
| 4676 | |
| 4677 | return 0; |
| 4678 | } |
| 4679 | |
| 4680 | static int rtl8169_runtime_resume(struct device *device) |
| 4681 | { |
| 4682 | struct pci_dev *pdev = to_pci_dev(device); |
| 4683 | struct net_device *dev = pci_get_drvdata(pdev); |
| 4684 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4685 | |
| 4686 | if (!tp->TxDescArray) |
| 4687 | return 0; |
| 4688 | |
| 4689 | spin_lock_irq(&tp->lock); |
| 4690 | __rtl8169_set_wol(tp, tp->saved_wolopts); |
| 4691 | tp->saved_wolopts = 0; |
| 4692 | spin_unlock_irq(&tp->lock); |
| 4693 | |
Stanislaw Gruszka | fccec10 | 2010-10-20 22:25:42 +0000 | [diff] [blame] | 4694 | rtl8169_init_phy(dev, tp); |
| 4695 | |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4696 | __rtl8169_resume(dev); |
| 4697 | |
| 4698 | return 0; |
| 4699 | } |
| 4700 | |
| 4701 | static int rtl8169_runtime_idle(struct device *device) |
| 4702 | { |
| 4703 | struct pci_dev *pdev = to_pci_dev(device); |
| 4704 | struct net_device *dev = pci_get_drvdata(pdev); |
| 4705 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4706 | |
Rafael J. Wysocki | e4fbce7 | 2010-12-08 15:32:14 +0000 | [diff] [blame] | 4707 | return tp->TxDescArray ? -EBUSY : 0; |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4708 | } |
| 4709 | |
Alexey Dobriyan | 4714521 | 2009-12-14 18:00:08 -0800 | [diff] [blame] | 4710 | static const struct dev_pm_ops rtl8169_pm_ops = { |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4711 | .suspend = rtl8169_suspend, |
| 4712 | .resume = rtl8169_resume, |
| 4713 | .freeze = rtl8169_suspend, |
| 4714 | .thaw = rtl8169_resume, |
| 4715 | .poweroff = rtl8169_suspend, |
| 4716 | .restore = rtl8169_resume, |
Rafael J. Wysocki | e175944 | 2010-03-14 14:33:51 +0000 | [diff] [blame] | 4717 | .runtime_suspend = rtl8169_runtime_suspend, |
| 4718 | .runtime_resume = rtl8169_runtime_resume, |
| 4719 | .runtime_idle = rtl8169_runtime_idle, |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4720 | }; |
| 4721 | |
| 4722 | #define RTL8169_PM_OPS (&rtl8169_pm_ops) |
| 4723 | |
| 4724 | #else /* !CONFIG_PM */ |
| 4725 | |
| 4726 | #define RTL8169_PM_OPS NULL |
| 4727 | |
| 4728 | #endif /* !CONFIG_PM */ |
| 4729 | |
Francois Romieu | 1765f95 | 2008-09-13 17:21:40 +0200 | [diff] [blame] | 4730 | static void rtl_shutdown(struct pci_dev *pdev) |
| 4731 | { |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4732 | struct net_device *dev = pci_get_drvdata(pdev); |
françois romieu | 4bb3f52 | 2009-06-17 11:41:45 +0000 | [diff] [blame] | 4733 | struct rtl8169_private *tp = netdev_priv(dev); |
| 4734 | void __iomem *ioaddr = tp->mmio_addr; |
Francois Romieu | 1765f95 | 2008-09-13 17:21:40 +0200 | [diff] [blame] | 4735 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4736 | rtl8169_net_suspend(dev); |
| 4737 | |
Ivan Vecera | cc098dc | 2009-11-29 23:12:52 -0800 | [diff] [blame] | 4738 | /* restore original MAC address */ |
| 4739 | rtl_rar_set(tp, dev->perm_addr); |
| 4740 | |
françois romieu | 4bb3f52 | 2009-06-17 11:41:45 +0000 | [diff] [blame] | 4741 | spin_lock_irq(&tp->lock); |
| 4742 | |
| 4743 | rtl8169_asic_down(ioaddr); |
| 4744 | |
| 4745 | spin_unlock_irq(&tp->lock); |
| 4746 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4747 | if (system_state == SYSTEM_POWER_OFF) { |
françois romieu | ca52efd | 2009-07-24 12:34:19 +0000 | [diff] [blame] | 4748 | /* WoL fails with some 8168 when the receiver is disabled. */ |
| 4749 | if (tp->features & RTL_FEATURE_WOL) { |
| 4750 | pci_clear_master(pdev); |
| 4751 | |
| 4752 | RTL_W8(ChipCmd, CmdRxEnb); |
| 4753 | /* PCI commit */ |
| 4754 | RTL_R8(ChipCmd); |
| 4755 | } |
| 4756 | |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4757 | pci_wake_from_d3(pdev, true); |
| 4758 | pci_set_power_state(pdev, PCI_D3hot); |
| 4759 | } |
| 4760 | } |
Francois Romieu | 5d06a99 | 2006-02-23 00:47:58 +0100 | [diff] [blame] | 4761 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4762 | static struct pci_driver rtl8169_pci_driver = { |
| 4763 | .name = MODULENAME, |
| 4764 | .id_table = rtl8169_pci_tbl, |
| 4765 | .probe = rtl8169_init_one, |
| 4766 | .remove = __devexit_p(rtl8169_remove_one), |
Francois Romieu | 1765f95 | 2008-09-13 17:21:40 +0200 | [diff] [blame] | 4767 | .shutdown = rtl_shutdown, |
Rafael J. Wysocki | 861ab44 | 2009-04-05 08:40:04 +0000 | [diff] [blame] | 4768 | .driver.pm = RTL8169_PM_OPS, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4769 | }; |
| 4770 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4771 | static int __init rtl8169_init_module(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4772 | { |
Jeff Garzik | 2991762 | 2006-08-19 17:48:59 -0400 | [diff] [blame] | 4773 | return pci_register_driver(&rtl8169_pci_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4774 | } |
| 4775 | |
Francois Romieu | 07d3f51 | 2007-02-21 22:40:46 +0100 | [diff] [blame] | 4776 | static void __exit rtl8169_cleanup_module(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4777 | { |
| 4778 | pci_unregister_driver(&rtl8169_pci_driver); |
| 4779 | } |
| 4780 | |
| 4781 | module_init(rtl8169_init_module); |
| 4782 | module_exit(rtl8169_cleanup_module); |