--- a/.hgignore Tue Dec 14 21:58:53 2010 +0100
+++ b/.hgignore Mon Dec 20 17:52:37 2010 +0100
@@ -7,6 +7,7 @@
**.o
**.o.cmd
**.swp
+**/.tmp_*.gcno
**~
.tmp_versions
ChangeLog
--- a/NEWS Tue Dec 14 21:58:53 2010 +0100
+++ b/NEWS Mon Dec 20 17:52:37 2010 +0100
@@ -27,9 +27,11 @@
- Added e100 driver for 2.6.29, thanks to Andre Puschmann.
- Added e100 driver for 2.6.31.
* Added 8139too driver for kernels 2.6.25 (F. Pose), 2.6.26 (M. Luescher),
- 2.6.27, 2.6.28 and 2.6.29 (M. Goetze).
+ 2.6.27, 2.6.28, 2.6.29 (M. Goetze), 2.6.31 (F. Pose) and 2.6.34 (Malcolm
+ Lewis).
* Added e1000 driver for 2.6.26 (M. Luescher) and 2.6.27.
-* Added r8169 driver for 2.6.24, 2.6.27, 2.6.28, 2.6.29 and 2.6.31.
+* Added r8169 driver for 2.6.24, 2.6.27, 2.6.28, 2.6.29, 2.6.31 and 2.6.32
+ (latter thanks to Robbie K).
* Debug interfaces are created with the Ethernet addresses of the attached
physical device.
* Improved error case return codes of many functions.
--- a/TODO Tue Dec 14 21:58:53 2010 +0100
+++ b/TODO Mon Dec 20 17:52:37 2010 +0100
@@ -13,23 +13,15 @@
* Ethernet drivers:
- Fix link detection in generic driver.
- Add native drivers from 2.6.24 up to 2.6.31.
-* ethercat tool:
- - Output error after usage.
-* Fix casting away constness during expected WC calculation.
-* Include SoE drive_no in ethercat tool.
Future issues:
* Remove allow_scanning flag.
-* Output skipped datagrams again.
* Check for Enable SDO Complete Access flag.
* Do not output 'SDO does not exist' when querying data type.
-* Always write down PDO assignment/mapping in doubt? If not, add an interface
- for enforcing this.
* Read AL status code on spontaneous state change.
* recompile tool/CommandVersion.cpp if revision changes.
* Log SoE IDNs with real name ([SP]-x-yyyy).
-* Output SoE IDN configurations in 'ethercat config'.
* Only output watchdog config if not default.
* Implement CompleteAccess for SDO uploads.
* Output warning when send_ext() is called in illegal context.
@@ -73,9 +65,12 @@
- Implement indent in 'ethercat ma'
- Implement 0xXXXX:YY format for specifying SDOs.
- Implement reading from stream for soe_write.
+ - Output error after usage.
* Simplify master fsm by introducing a common request state to handle external
requests (replace write_sii, sdo_request, etc).
* Remove stdio uses in userspace library?
+* Fix casting away constness during expected WC calculation.
+* Fix bus scan hang when calling ecrt_master_deactivate().
Smaller issues:
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/devices/8139too-2.6.34-ethercat.c Mon Dec 20 17:52:37 2010 +0100
@@ -0,0 +1,2783 @@
+/******************************************************************************
+ *
+ * $Id$
+ *
+ * Copyright (C) 2006-2009 Florian Pose, Ingenieurgemeinschaft IgH
+ *
+ * This file is part of the IgH EtherCAT Master.
+ *
+ * The IgH EtherCAT Master is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2, as
+ * published by the Free Software Foundation.
+ *
+ * The IgH EtherCAT Master is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with the IgH EtherCAT Master; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * ---
+ *
+ * The license mentioned above concerns the source code only. Using the
+ * EtherCAT technology and brand is only permitted in compliance with the
+ * industrial property and similar rights of Beckhoff Automation GmbH.
+ *
+ *****************************************************************************/
+
+/**
+ \file
+ EtherCAT driver for RTL8139-compatible NICs.
+*/
+
+/*****************************************************************************/
+
+/*
+ Former documentation:
+
+ 8139too.c: A RealTek RTL-8139 Fast Ethernet driver for Linux.
+
+ Maintained by Jeff Garzik <jgarzik@pobox.com>
+ Copyright 2000-2002 Jeff Garzik
+
+ Much code comes from Donald Becker's rtl8139.c driver,
+ versions 1.13 and older. This driver was originally based
+ on rtl8139.c version 1.07. Header of rtl8139.c version 1.13:
+
+ -----<snip>-----
+
+ Written 1997-2001 by Donald Becker.
+ This software may be used and distributed according to the
+ terms of the GNU General Public License (GPL), incorporated
+ herein by reference. Drivers based on or derived from this
+ code fall under the GPL and must retain the authorship,
+ copyright and license notice. This file is not a complete
+ program and may only be used when the entire operating
+ system is licensed under the GPL.
+
+ This driver is for boards based on the RTL8129 and RTL8139
+ PCI ethernet chips.
+
+ The author may be reached as becker@scyld.com, or C/O Scyld
+ Computing Corporation 410 Severn Ave., Suite 210 Annapolis
+ MD 21403
+
+ Support and updates available at
+ http://www.scyld.com/network/rtl8139.html
+
+ Twister-tuning table provided by Kinston
+ <shangh@realtek.com.tw>.
+
+ -----<snip>-----
+
+ This software may be used and distributed according to the terms
+ of the GNU General Public License, incorporated herein by reference.
+
+ Contributors:
+
+ Donald Becker - he wrote the original driver, kudos to him!
+ (but please don't e-mail him for support, this isn't his driver)
+
+ Tigran Aivazian - bug fixes, skbuff free cleanup
+
+ Martin Mares - suggestions for PCI cleanup
+
+ David S. Miller - PCI DMA and softnet updates
+
+ Ernst Gill - fixes ported from BSD driver
+
+ Daniel Kobras - identified specific locations of
+ posted MMIO write bugginess
+
+ Gerard Sharp - bug fix, testing and feedback
+
+ David Ford - Rx ring wrap fix
+
+ Dan DeMaggio - swapped RTL8139 cards with me, and allowed me
+ to find and fix a crucial bug on older chipsets.
+
+ Donald Becker/Chris Butterworth/Marcus Westergren -
+ Noticed various Rx packet size-related buglets.
+
+ Santiago Garcia Mantinan - testing and feedback
+
+ Jens David - 2.2.x kernel backports
+
+ Martin Dennett - incredibly helpful insight on undocumented
+ features of the 8139 chips
+
+ Jean-Jacques Michel - bug fix
+
+ Tobias Ringström - Rx interrupt status checking suggestion
+
+ Andrew Morton - Clear blocked signals, avoid
+ buffer overrun setting current->comm.
+
+ Kalle Olavi Niemitalo - Wake-on-LAN ioctls
+
+ Robert Kuebel - Save kernel thread from dying on any signal.
+
+ Submitting bug reports:
+
+ "rtl8139-diag -mmmaaavvveefN" output
+ enable RTL8139_DEBUG below, and look at 'dmesg' or kernel log
+
+*/
+
+#define DRV_NAME "ec_8139too"
+#define DRV_VERSION "0.9.28"
+
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/compiler.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/rtnetlink.h>
+#include <linux/delay.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/completion.h>
+#include <linux/crc32.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <linux/gfp.h>
+#include <asm/irq.h>
+
+#include "../globals.h"
+#include "ecdev.h"
+
+#define RTL8139_DRIVER_NAME DRV_NAME \
+ " EtherCAT-capable Fast Ethernet driver " \
+ DRV_VERSION ", master " EC_MASTER_VERSION
+
+#define PFX DRV_NAME ": "
+
+/* Default Message level */
+#define RTL8139_DEF_MSG_ENABLE (NETIF_MSG_DRV | \
+ NETIF_MSG_PROBE | \
+ NETIF_MSG_LINK)
+
+
+/* define to 1, 2 or 3 to enable copious debugging info */
+#define RTL8139_DEBUG 0
+
+/* define to 1 to disable lightweight runtime debugging checks */
+#undef RTL8139_NDEBUG
+
+
+#ifdef RTL8139_NDEBUG
+# define assert(expr) do {} while (0)
+#else
+# define assert(expr) \
+ if(unlikely(!(expr))) { \
+ pr_err("Assertion failed! %s,%s,%s,line=%d\n", \
+ #expr, __FILE__, __func__, __LINE__); \
+ }
+#endif
+
+
+/* A few user-configurable values. */
+/* media options */
+#define MAX_UNITS 8
+static int media[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
+static int full_duplex[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
+
+/* Whether to use MMIO or PIO. Default to MMIO. */
+#ifdef CONFIG_8139TOO_PIO
+static int use_io = 1;
+#else
+static int use_io = 0;
+#endif
+
+/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
+ The RTL chips use a 64 element hash table based on the Ethernet CRC. */
+static int multicast_filter_limit = 32;
+
+/* bitmapped message enable number */
+static int debug = -1;
+
+/*
+ * Receive ring size
+ * Warning: 64K ring has hardware issues and may lock up.
+ */
+#if defined(CONFIG_SH_DREAMCAST)
+#define RX_BUF_IDX 0 /* 8K ring */
+#else
+#define RX_BUF_IDX 2 /* 32K ring */
+#endif
+#define RX_BUF_LEN (8192 << RX_BUF_IDX)
+#define RX_BUF_PAD 16
+#define RX_BUF_WRAP_PAD 2048 /* spare padding to handle lack of packet wrap */
+
+#if RX_BUF_LEN == 65536
+#define RX_BUF_TOT_LEN RX_BUF_LEN
+#else
+#define RX_BUF_TOT_LEN (RX_BUF_LEN + RX_BUF_PAD + RX_BUF_WRAP_PAD)
+#endif
+
+/* Number of Tx descriptor registers. */
+#define NUM_TX_DESC 4
+
+/* max supported ethernet frame size -- must be at least (dev->mtu+14+4).*/
+#define MAX_ETH_FRAME_SIZE 1536
+
+/* Size of the Tx bounce buffers -- must be at least (dev->mtu+14+4). */
+#define TX_BUF_SIZE MAX_ETH_FRAME_SIZE
+#define TX_BUF_TOT_LEN (TX_BUF_SIZE * NUM_TX_DESC)
+
+/* PCI Tuning Parameters
+ Threshold is bytes transferred to chip before transmission starts. */
+#define TX_FIFO_THRESH 256 /* In bytes, rounded down to 32 byte units. */
+
+/* The following settings are log_2(bytes)-4: 0 == 16 bytes .. 6==1024, 7==end of packet. */
+#define RX_FIFO_THRESH 7 /* Rx buffer level before first PCI xfer. */
+#define RX_DMA_BURST 7 /* Maximum PCI burst, '6' is 1024 */
+#define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define TX_RETRY 8 /* 0-15. retries = 16 + (TX_RETRY * 16) */
+
+/* Operational parameters that usually are not changed. */
+/* Time in jiffies before concluding the transmitter is hung. */
+#define TX_TIMEOUT (6*HZ)
+
+
+enum {
+ HAS_MII_XCVR = 0x010000,
+ HAS_CHIP_XCVR = 0x020000,
+ HAS_LNK_CHNG = 0x040000,
+};
+
+#define RTL_NUM_STATS 4 /* number of ETHTOOL_GSTATS u64's */
+#define RTL_REGS_VER 1 /* version of reg. data in ETHTOOL_GREGS */
+#define RTL_MIN_IO_SIZE 0x80
+#define RTL8139B_IO_SIZE 256
+
+#define RTL8129_CAPS HAS_MII_XCVR
+#define RTL8139_CAPS (HAS_CHIP_XCVR|HAS_LNK_CHNG)
+
+typedef enum {
+ RTL8139 = 0,
+ RTL8129,
+} board_t;
+
+
+/* indexed by board_t, above */
+static const struct {
+ const char *name;
+ u32 hw_flags;
+} board_info[] __devinitdata = {
+ { "RealTek RTL8139", RTL8139_CAPS },
+ { "RealTek RTL8129", RTL8129_CAPS },
+};
+
+
+static DEFINE_PCI_DEVICE_TABLE(rtl8139_pci_tbl) = {
+ {0x10ec, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x10ec, 0x8138, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1113, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1500, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x4033, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1186, 0x1300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1186, 0x1340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x13d1, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1259, 0xa117, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1259, 0xa11e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x14ea, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x14ea, 0xab07, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x11db, 0x1234, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1432, 0x9130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x02ac, 0x1012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x018a, 0x0106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x126c, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1743, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x021b, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+
+#ifdef CONFIG_SH_SECUREEDGE5410
+ /* Bogus 8139 silicon reports 8129 without external PROM :-( */
+ {0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+#endif
+#ifdef CONFIG_8139TOO_8129
+ {0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8129 },
+#endif
+
+ /* some crazy cards report invalid vendor ids like
+ * 0x0001 here. The other ids are valid and constant,
+ * so we simply don't match on the main vendor id.
+ */
+ {PCI_ANY_ID, 0x8139, 0x10ec, 0x8139, 0, 0, RTL8139 },
+ {PCI_ANY_ID, 0x8139, 0x1186, 0x1300, 0, 0, RTL8139 },
+ {PCI_ANY_ID, 0x8139, 0x13d1, 0xab06, 0, 0, RTL8139 },
+
+ {0,}
+};
+
+/* prevent driver from being loaded automatically */
+//MODULE_DEVICE_TABLE (pci, rtl8139_pci_tbl);
+
+static struct {
+ const char str[ETH_GSTRING_LEN];
+} ethtool_stats_keys[] = {
+ { "early_rx" },
+ { "tx_buf_mapped" },
+ { "tx_timeouts" },
+ { "rx_lost_in_ring" },
+};
+
+/* The rest of these values should never change. */
+
+/* Symbolic offsets to registers. */
+enum RTL8139_registers {
+ MAC0 = 0, /* Ethernet hardware address. */
+ MAR0 = 8, /* Multicast filter. */
+ TxStatus0 = 0x10, /* Transmit status (Four 32bit registers). */
+ TxAddr0 = 0x20, /* Tx descriptors (also four 32bit). */
+ RxBuf = 0x30,
+ ChipCmd = 0x37,
+ RxBufPtr = 0x38,
+ RxBufAddr = 0x3A,
+ IntrMask = 0x3C,
+ IntrStatus = 0x3E,
+ TxConfig = 0x40,
+ RxConfig = 0x44,
+ Timer = 0x48, /* A general-purpose counter. */
+ RxMissed = 0x4C, /* 24 bits valid, write clears. */
+ Cfg9346 = 0x50,
+ Config0 = 0x51,
+ Config1 = 0x52,
+ TimerInt = 0x54,
+ MediaStatus = 0x58,
+ Config3 = 0x59,
+ Config4 = 0x5A, /* absent on RTL-8139A */
+ HltClk = 0x5B,
+ MultiIntr = 0x5C,
+ TxSummary = 0x60,
+ BasicModeCtrl = 0x62,
+ BasicModeStatus = 0x64,
+ NWayAdvert = 0x66,
+ NWayLPAR = 0x68,
+ NWayExpansion = 0x6A,
+ /* Undocumented registers, but required for proper operation. */
+ FIFOTMS = 0x70, /* FIFO Control and test. */
+ CSCR = 0x74, /* Chip Status and Configuration Register. */
+ PARA78 = 0x78,
+ FlashReg = 0xD4, /* Communication with Flash ROM, four bytes. */
+ PARA7c = 0x7c, /* Magic transceiver parameter register. */
+ Config5 = 0xD8, /* absent on RTL-8139A */
+};
+
+enum ClearBitMasks {
+ MultiIntrClear = 0xF000,
+ ChipCmdClear = 0xE2,
+ Config1Clear = (1<<7)|(1<<6)|(1<<3)|(1<<2)|(1<<1),
+};
+
+enum ChipCmdBits {
+ CmdReset = 0x10,
+ CmdRxEnb = 0x08,
+ CmdTxEnb = 0x04,
+ RxBufEmpty = 0x01,
+};
+
+/* Interrupt register bits, using my own meaningful names. */
+enum IntrStatusBits {
+ PCIErr = 0x8000,
+ PCSTimeout = 0x4000,
+ RxFIFOOver = 0x40,
+ RxUnderrun = 0x20,
+ RxOverflow = 0x10,
+ TxErr = 0x08,
+ TxOK = 0x04,
+ RxErr = 0x02,
+ RxOK = 0x01,
+
+ RxAckBits = RxFIFOOver | RxOverflow | RxOK,
+};
+
+enum TxStatusBits {
+ TxHostOwns = 0x2000,
+ TxUnderrun = 0x4000,
+ TxStatOK = 0x8000,
+ TxOutOfWindow = 0x20000000,
+ TxAborted = 0x40000000,
+ TxCarrierLost = 0x80000000,
+};
+enum RxStatusBits {
+ RxMulticast = 0x8000,
+ RxPhysical = 0x4000,
+ RxBroadcast = 0x2000,
+ RxBadSymbol = 0x0020,
+ RxRunt = 0x0010,
+ RxTooLong = 0x0008,
+ RxCRCErr = 0x0004,
+ RxBadAlign = 0x0002,
+ RxStatusOK = 0x0001,
+};
+
+/* Bits in RxConfig. */
+enum rx_mode_bits {
+ AcceptErr = 0x20,
+ AcceptRunt = 0x10,
+ AcceptBroadcast = 0x08,
+ AcceptMulticast = 0x04,
+ AcceptMyPhys = 0x02,
+ AcceptAllPhys = 0x01,
+};
+
+/* Bits in TxConfig. */
+enum tx_config_bits {
+ /* Interframe Gap Time. Only TxIFG96 doesn't violate IEEE 802.3 */
+ TxIFGShift = 24,
+ TxIFG84 = (0 << TxIFGShift), /* 8.4us / 840ns (10 / 100Mbps) */
+ TxIFG88 = (1 << TxIFGShift), /* 8.8us / 880ns (10 / 100Mbps) */
+ TxIFG92 = (2 << TxIFGShift), /* 9.2us / 920ns (10 / 100Mbps) */
+ TxIFG96 = (3 << TxIFGShift), /* 9.6us / 960ns (10 / 100Mbps) */
+
+ TxLoopBack = (1 << 18) | (1 << 17), /* enable loopback test mode */
+ TxCRC = (1 << 16), /* DISABLE Tx pkt CRC append */
+ TxClearAbt = (1 << 0), /* Clear abort (WO) */
+ TxDMAShift = 8, /* DMA burst value (0-7) is shifted X many bits */
+ TxRetryShift = 4, /* TXRR value (0-15) is shifted X many bits */
+
+ TxVersionMask = 0x7C800000, /* mask out version bits 30-26, 23 */
+};
+
+/* Bits in Config1 */
+enum Config1Bits {
+ Cfg1_PM_Enable = 0x01,
+ Cfg1_VPD_Enable = 0x02,
+ Cfg1_PIO = 0x04,
+ Cfg1_MMIO = 0x08,
+ LWAKE = 0x10, /* not on 8139, 8139A */
+ Cfg1_Driver_Load = 0x20,
+ Cfg1_LED0 = 0x40,
+ Cfg1_LED1 = 0x80,
+ SLEEP = (1 << 1), /* only on 8139, 8139A */
+ PWRDN = (1 << 0), /* only on 8139, 8139A */
+};
+
+/* Bits in Config3 */
+enum Config3Bits {
+ Cfg3_FBtBEn = (1 << 0), /* 1 = Fast Back to Back */
+ Cfg3_FuncRegEn = (1 << 1), /* 1 = enable CardBus Function registers */
+ Cfg3_CLKRUN_En = (1 << 2), /* 1 = enable CLKRUN */
+ Cfg3_CardB_En = (1 << 3), /* 1 = enable CardBus registers */
+ Cfg3_LinkUp = (1 << 4), /* 1 = wake up on link up */
+ Cfg3_Magic = (1 << 5), /* 1 = wake up on Magic Packet (tm) */
+ Cfg3_PARM_En = (1 << 6), /* 0 = software can set twister parameters */
+ Cfg3_GNTSel = (1 << 7), /* 1 = delay 1 clock from PCI GNT signal */
+};
+
+/* Bits in Config4 */
+enum Config4Bits {
+ LWPTN = (1 << 2), /* not on 8139, 8139A */
+};
+
+/* Bits in Config5 */
+enum Config5Bits {
+ Cfg5_PME_STS = (1 << 0), /* 1 = PCI reset resets PME_Status */
+ Cfg5_LANWake = (1 << 1), /* 1 = enable LANWake signal */
+ Cfg5_LDPS = (1 << 2), /* 0 = save power when link is down */
+ Cfg5_FIFOAddrPtr= (1 << 3), /* Realtek internal SRAM testing */
+ Cfg5_UWF = (1 << 4), /* 1 = accept unicast wakeup frame */
+ Cfg5_MWF = (1 << 5), /* 1 = accept multicast wakeup frame */
+ Cfg5_BWF = (1 << 6), /* 1 = accept broadcast wakeup frame */
+};
+
+enum RxConfigBits {
+ /* rx fifo threshold */
+ RxCfgFIFOShift = 13,
+ RxCfgFIFONone = (7 << RxCfgFIFOShift),
+
+ /* Max DMA burst */
+ RxCfgDMAShift = 8,
+ RxCfgDMAUnlimited = (7 << RxCfgDMAShift),
+
+ /* rx ring buffer length */
+ RxCfgRcv8K = 0,
+ RxCfgRcv16K = (1 << 11),
+ RxCfgRcv32K = (1 << 12),
+ RxCfgRcv64K = (1 << 11) | (1 << 12),
+
+ /* Disable packet wrap at end of Rx buffer. (not possible with 64k) */
+ RxNoWrap = (1 << 7),
+};
+
+/* Twister tuning parameters from RealTek.
+ Completely undocumented, but required to tune bad links on some boards. */
+enum CSCRBits {
+ CSCR_LinkOKBit = 0x0400,
+ CSCR_LinkChangeBit = 0x0800,
+ CSCR_LinkStatusBits = 0x0f000,
+ CSCR_LinkDownOffCmd = 0x003c0,
+ CSCR_LinkDownCmd = 0x0f3c0,
+};
+
+enum Cfg9346Bits {
+ Cfg9346_Lock = 0x00,
+ Cfg9346_Unlock = 0xC0,
+};
+
+typedef enum {
+ CH_8139 = 0,
+ CH_8139_K,
+ CH_8139A,
+ CH_8139A_G,
+ CH_8139B,
+ CH_8130,
+ CH_8139C,
+ CH_8100,
+ CH_8100B_8139D,
+ CH_8101,
+} chip_t;
+
+enum chip_flags {
+ HasHltClk = (1 << 0),
+ HasLWake = (1 << 1),
+};
+
+#define HW_REVID(b30, b29, b28, b27, b26, b23, b22) \
+ (b30<<30 | b29<<29 | b28<<28 | b27<<27 | b26<<26 | b23<<23 | b22<<22)
+#define HW_REVID_MASK HW_REVID(1, 1, 1, 1, 1, 1, 1)
+
+/* directly indexed by chip_t, above */
+static const struct {
+ const char *name;
+ u32 version; /* from RTL8139C/RTL8139D docs */
+ u32 flags;
+} rtl_chip_info[] = {
+ { "RTL-8139",
+ HW_REVID(1, 0, 0, 0, 0, 0, 0),
+ HasHltClk,
+ },
+
+ { "RTL-8139 rev K",
+ HW_REVID(1, 1, 0, 0, 0, 0, 0),
+ HasHltClk,
+ },
+
+ { "RTL-8139A",
+ HW_REVID(1, 1, 1, 0, 0, 0, 0),
+ HasHltClk, /* XXX undocumented? */
+ },
+
+ { "RTL-8139A rev G",
+ HW_REVID(1, 1, 1, 0, 0, 1, 0),
+ HasHltClk, /* XXX undocumented? */
+ },
+
+ { "RTL-8139B",
+ HW_REVID(1, 1, 1, 1, 0, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8130",
+ HW_REVID(1, 1, 1, 1, 1, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8139C",
+ HW_REVID(1, 1, 1, 0, 1, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8100",
+ HW_REVID(1, 1, 1, 1, 0, 1, 0),
+ HasLWake,
+ },
+
+ { "RTL-8100B/8139D",
+ HW_REVID(1, 1, 1, 0, 1, 0, 1),
+ HasHltClk /* XXX undocumented? */
+ | HasLWake,
+ },
+
+ { "RTL-8101",
+ HW_REVID(1, 1, 1, 0, 1, 1, 1),
+ HasLWake,
+ },
+};
+
+struct rtl_extra_stats {
+ unsigned long early_rx;
+ unsigned long tx_buf_mapped;
+ unsigned long tx_timeouts;
+ unsigned long rx_lost_in_ring;
+};
+
+struct rtl8139_private {
+ void __iomem *mmio_addr;
+ int drv_flags;
+ struct pci_dev *pci_dev;
+ u32 msg_enable;
+ struct napi_struct napi;
+ struct net_device *dev;
+
+ unsigned char *rx_ring;
+ unsigned int cur_rx; /* RX buf index of next pkt */
+ dma_addr_t rx_ring_dma;
+
+ unsigned int tx_flag;
+ unsigned long cur_tx;
+ unsigned long dirty_tx;
+ unsigned char *tx_buf[NUM_TX_DESC]; /* Tx bounce buffers */
+ unsigned char *tx_bufs; /* Tx bounce buffer region. */
+ dma_addr_t tx_bufs_dma;
+
+ signed char phys[4]; /* MII device addresses. */
+
+ /* Twister tune state. */
+ char twistie, twist_row, twist_col;
+
+ unsigned int watchdog_fired : 1;
+ unsigned int default_port : 4; /* Last dev->if_port value. */
+ unsigned int have_thread : 1;
+
+ spinlock_t lock;
+ spinlock_t rx_lock;
+
+ chip_t chipset;
+ u32 rx_config;
+ struct rtl_extra_stats xstats;
+
+ struct delayed_work thread;
+
+ struct mii_if_info mii;
+ unsigned int regs_len;
+ unsigned long fifo_copy_timeout;
+
+ ec_device_t *ecdev;
+};
+
+MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
+MODULE_DESCRIPTION("RealTek RTL-8139 EtherCAT driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(EC_MASTER_VERSION);
+
+module_param(use_io, int, 0);
+MODULE_PARM_DESC(use_io, "Force use of I/O access mode. 0=MMIO 1=PIO");
+module_param(multicast_filter_limit, int, 0);
+module_param_array(media, int, NULL, 0);
+module_param_array(full_duplex, int, NULL, 0);
+module_param(debug, int, 0);
+MODULE_PARM_DESC (debug, "8139too bitmapped message enable number");
+MODULE_PARM_DESC (multicast_filter_limit, "8139too maximum number of filtered multicast addresses");
+MODULE_PARM_DESC (media, "8139too: Bits 4+9: force full duplex, bit 5: 100Mbps");
+MODULE_PARM_DESC (full_duplex, "8139too: Force full duplex for board(s) (1)");
+
+void ec_poll(struct net_device *);
+
+static int read_eeprom (void __iomem *ioaddr, int location, int addr_len);
+static int rtl8139_open (struct net_device *dev);
+static int mdio_read (struct net_device *dev, int phy_id, int location);
+static void mdio_write (struct net_device *dev, int phy_id, int location,
+ int val);
+static void rtl8139_start_thread(struct rtl8139_private *tp);
+static void rtl8139_tx_timeout (struct net_device *dev);
+static void rtl8139_init_ring (struct net_device *dev);
+static int rtl8139_start_xmit (struct sk_buff *skb,
+ struct net_device *dev);
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void rtl8139_poll_controller(struct net_device *dev);
+#endif
+static int rtl8139_set_mac_address(struct net_device *dev, void *p);
+static int rtl8139_poll(struct napi_struct *napi, int budget);
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance);
+static int rtl8139_close (struct net_device *dev);
+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
+static struct net_device_stats *rtl8139_get_stats (struct net_device *dev);
+static void rtl8139_set_rx_mode (struct net_device *dev);
+static void __set_rx_mode (struct net_device *dev);
+static void rtl8139_hw_start (struct net_device *dev);
+static void rtl8139_thread (struct work_struct *work);
+static void rtl8139_tx_timeout_task(struct work_struct *work);
+static const struct ethtool_ops rtl8139_ethtool_ops;
+
+/* write MMIO register, with flush */
+/* Flush avoids rtl8139 bug w/ posted MMIO writes */
+#define RTL_W8_F(reg, val8) do { iowrite8 ((val8), ioaddr + (reg)); ioread8 (ioaddr + (reg)); } while (0)
+#define RTL_W16_F(reg, val16) do { iowrite16 ((val16), ioaddr + (reg)); ioread16 (ioaddr + (reg)); } while (0)
+#define RTL_W32_F(reg, val32) do { iowrite32 ((val32), ioaddr + (reg)); ioread32 (ioaddr + (reg)); } while (0)
+
+/* write MMIO register */
+#define RTL_W8(reg, val8) iowrite8 ((val8), ioaddr + (reg))
+#define RTL_W16(reg, val16) iowrite16 ((val16), ioaddr + (reg))
+#define RTL_W32(reg, val32) iowrite32 ((val32), ioaddr + (reg))
+
+/* read MMIO register */
+#define RTL_R8(reg) ioread8 (ioaddr + (reg))
+#define RTL_R16(reg) ioread16 (ioaddr + (reg))
+#define RTL_R32(reg) ((unsigned long) ioread32 (ioaddr + (reg)))
+
+
+static const u16 rtl8139_intr_mask =
+ PCIErr | PCSTimeout | RxUnderrun | RxOverflow | RxFIFOOver |
+ TxErr | TxOK | RxErr | RxOK;
+
+static const u16 rtl8139_norx_intr_mask =
+ PCIErr | PCSTimeout | RxUnderrun |
+ TxErr | TxOK | RxErr ;
+
+#if RX_BUF_IDX == 0
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv8K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 1
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv16K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 2
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv32K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 3
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv64K |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#else
+#error "Invalid configuration for 8139_RXBUF_IDX"
+#endif
+
+static const unsigned int rtl8139_tx_config =
+ TxIFG96 | (TX_DMA_BURST << TxDMAShift) | (TX_RETRY << TxRetryShift);
+
+static void __rtl8139_cleanup_dev (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev;
+
+ assert (dev != NULL);
+ assert (tp->pci_dev != NULL);
+ pdev = tp->pci_dev;
+
+ if (tp->mmio_addr)
+ pci_iounmap (pdev, tp->mmio_addr);
+
+ /* it's ok to call this even if we have no regions to free */
+ pci_release_regions (pdev);
+
+ free_netdev(dev);
+ pci_set_drvdata (pdev, NULL);
+}
+
+
+static void rtl8139_chip_reset (void __iomem *ioaddr)
+{
+ int i;
+
+ /* Soft reset the chip. */
+ RTL_W8 (ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 1000; i > 0; i--) {
+ barrier();
+ if ((RTL_R8 (ChipCmd) & CmdReset) == 0)
+ break;
+ udelay (10);
+ }
+}
+
+
+static __devinit struct net_device * rtl8139_init_board (struct pci_dev *pdev)
+{
+ void __iomem *ioaddr;
+ struct net_device *dev;
+ struct rtl8139_private *tp;
+ u8 tmp8;
+ int rc, disable_dev_on_err = 0;
+ unsigned int i;
+ unsigned long pio_start, pio_end, pio_flags, pio_len;
+ unsigned long mmio_start, mmio_end, mmio_flags, mmio_len;
+ u32 version;
+
+ assert (pdev != NULL);
+
+ /* dev and priv zeroed in alloc_etherdev */
+ dev = alloc_etherdev (sizeof (*tp));
+ if (dev == NULL) {
+ dev_err(&pdev->dev, "Unable to alloc new net device\n");
+ return ERR_PTR(-ENOMEM);
+ }
+ SET_NETDEV_DEV(dev, &pdev->dev);
+
+ tp = netdev_priv(dev);
+ tp->pci_dev = pdev;
+
+ /* enable device (incl. PCI PM wakeup and hotplug setup) */
+ rc = pci_enable_device (pdev);
+ if (rc)
+ goto err_out;
+
+ pio_start = pci_resource_start (pdev, 0);
+ pio_end = pci_resource_end (pdev, 0);
+ pio_flags = pci_resource_flags (pdev, 0);
+ pio_len = pci_resource_len (pdev, 0);
+
+ mmio_start = pci_resource_start (pdev, 1);
+ mmio_end = pci_resource_end (pdev, 1);
+ mmio_flags = pci_resource_flags (pdev, 1);
+ mmio_len = pci_resource_len (pdev, 1);
+
+ /* set this immediately, we need to know before
+ * we talk to the chip directly */
+ pr_debug("PIO region size == 0x%02lX\n", pio_len);
+ pr_debug("MMIO region size == 0x%02lX\n", mmio_len);
+
+retry:
+ if (use_io) {
+ /* make sure PCI base addr 0 is PIO */
+ if (!(pio_flags & IORESOURCE_IO)) {
+ dev_err(&pdev->dev, "region #0 not a PIO resource, aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ /* check for weird/broken PCI region reporting */
+ if (pio_len < RTL_MIN_IO_SIZE) {
+ dev_err(&pdev->dev, "Invalid PCI I/O region size(s), aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ } else {
+ /* make sure PCI base addr 1 is MMIO */
+ if (!(mmio_flags & IORESOURCE_MEM)) {
+ dev_err(&pdev->dev, "region #1 not an MMIO resource, aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ if (mmio_len < RTL_MIN_IO_SIZE) {
+ dev_err(&pdev->dev, "Invalid PCI mem region size(s), aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ }
+
+ rc = pci_request_regions (pdev, DRV_NAME);
+ if (rc)
+ goto err_out;
+ disable_dev_on_err = 1;
+
+ /* enable PCI bus-mastering */
+ pci_set_master (pdev);
+
+ if (use_io) {
+ ioaddr = pci_iomap(pdev, 0, 0);
+ if (!ioaddr) {
+ dev_err(&pdev->dev, "cannot map PIO, aborting\n");
+ rc = -EIO;
+ goto err_out;
+ }
+ dev->base_addr = pio_start;
+ tp->regs_len = pio_len;
+ } else {
+ /* ioremap MMIO region */
+ ioaddr = pci_iomap(pdev, 1, 0);
+ if (ioaddr == NULL) {
+ dev_err(&pdev->dev, "cannot remap MMIO, trying PIO\n");
+ pci_release_regions(pdev);
+ use_io = 1;
+ goto retry;
+ }
+ dev->base_addr = (long) ioaddr;
+ tp->regs_len = mmio_len;
+ }
+ tp->mmio_addr = ioaddr;
+
+ /* Bring old chips out of low-power mode. */
+ RTL_W8 (HltClk, 'R');
+
+ /* check for missing/broken hardware */
+ if (RTL_R32 (TxConfig) == 0xFFFFFFFF) {
+ dev_err(&pdev->dev, "Chip not responding, ignoring board\n");
+ rc = -EIO;
+ goto err_out;
+ }
+
+ /* identify chip attached to board */
+ version = RTL_R32 (TxConfig) & HW_REVID_MASK;
+ for (i = 0; i < ARRAY_SIZE (rtl_chip_info); i++)
+ if (version == rtl_chip_info[i].version) {
+ tp->chipset = i;
+ goto match;
+ }
+
+ /* if unknown chip, assume array element #0, original RTL-8139 in this case */
+ dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");
+ dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));
+ tp->chipset = 0;
+
+match:
+ pr_debug("chipset id (%d) == index %d, '%s'\n",
+ version, i, rtl_chip_info[i].name);
+
+ if (tp->chipset >= CH_8139B) {
+ u8 new_tmp8 = tmp8 = RTL_R8 (Config1);
+ pr_debug("PCI PM wakeup\n");
+ if ((rtl_chip_info[tp->chipset].flags & HasLWake) &&
+ (tmp8 & LWAKE))
+ new_tmp8 &= ~LWAKE;
+ new_tmp8 |= Cfg1_PM_Enable;
+ if (new_tmp8 != tmp8) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config1, tmp8);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ }
+ if (rtl_chip_info[tp->chipset].flags & HasLWake) {
+ tmp8 = RTL_R8 (Config4);
+ if (tmp8 & LWPTN) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config4, tmp8 & ~LWPTN);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ }
+ }
+ } else {
+ pr_debug("Old chip wakeup\n");
+ tmp8 = RTL_R8 (Config1);
+ tmp8 &= ~(SLEEP | PWRDN);
+ RTL_W8 (Config1, tmp8);
+ }
+
+ rtl8139_chip_reset (ioaddr);
+
+ return dev;
+
+err_out:
+ __rtl8139_cleanup_dev (dev);
+ if (disable_dev_on_err)
+ pci_disable_device (pdev);
+ return ERR_PTR(rc);
+}
+
+static const struct net_device_ops rtl8139_netdev_ops = {
+ .ndo_open = rtl8139_open,
+ .ndo_stop = rtl8139_close,
+ .ndo_get_stats = rtl8139_get_stats,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = rtl8139_set_mac_address,
+ .ndo_start_xmit = rtl8139_start_xmit,
+ .ndo_set_multicast_list = rtl8139_set_rx_mode,
+ .ndo_do_ioctl = netdev_ioctl,
+ .ndo_tx_timeout = rtl8139_tx_timeout,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = rtl8139_poll_controller,
+#endif
+};
+
+static int __devinit rtl8139_init_one (struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ struct net_device *dev = NULL;
+ struct rtl8139_private *tp;
+ int i, addr_len, option;
+ void __iomem *ioaddr;
+ static int board_idx = -1;
+
+ assert (pdev != NULL);
+ assert (ent != NULL);
+
+ board_idx++;
+
+ /* when we're built into the kernel, the driver version message
+ * is only printed if at least one 8139 board has been found
+ */
+#ifndef MODULE
+ {
+ static int printed_version;
+ if (!printed_version++)
+ pr_info(RTL8139_DRIVER_NAME "\n");
+ }
+#endif
+
+ if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
+ pdev->device == PCI_DEVICE_ID_REALTEK_8139 && pdev->revision >= 0x20) {
+ dev_info(&pdev->dev,
+ "This (id %04x:%04x rev %02x) is an enhanced 8139C+ chip, use 8139cp\n",
+ pdev->vendor, pdev->device, pdev->revision);
+ return -ENODEV;
+ }
+
+ if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
+ pdev->device == PCI_DEVICE_ID_REALTEK_8139 &&
+ pdev->subsystem_vendor == PCI_VENDOR_ID_ATHEROS &&
+ pdev->subsystem_device == PCI_DEVICE_ID_REALTEK_8139) {
+ pr_info("8139too: OQO Model 2 detected. Forcing PIO\n");
+ use_io = 1;
+ }
+
+ dev = rtl8139_init_board (pdev);
+ if (IS_ERR(dev))
+ return PTR_ERR(dev);
+
+ assert (dev != NULL);
+ tp = netdev_priv(dev);
+ tp->dev = dev;
+
+ ioaddr = tp->mmio_addr;
+ assert (ioaddr != NULL);
+
+ addr_len = read_eeprom (ioaddr, 0, 8) == 0x8129 ? 8 : 6;
+ for (i = 0; i < 3; i++)
+ ((__le16 *) (dev->dev_addr))[i] =
+ cpu_to_le16(read_eeprom (ioaddr, i + 7, addr_len));
+ memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
+ /* The Rtl8139-specific entries in the device structure. */
+ dev->netdev_ops = &rtl8139_netdev_ops;
+ dev->ethtool_ops = &rtl8139_ethtool_ops;
+ dev->watchdog_timeo = TX_TIMEOUT;
+ netif_napi_add(dev, &tp->napi, rtl8139_poll, 64);
+
+ /* note: the hardware is not capable of sg/csum/highdma, however
+ * through the use of skb_copy_and_csum_dev we enable these
+ * features
+ */
+ dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA;
+
+ dev->irq = pdev->irq;
+
+ /* tp zeroed and aligned in alloc_etherdev */
+ tp = netdev_priv(dev);
+
+ /* note: tp->chipset set in rtl8139_init_board */
+ tp->drv_flags = board_info[ent->driver_data].hw_flags;
+ tp->mmio_addr = ioaddr;
+ tp->msg_enable =
+ (debug < 0 ? RTL8139_DEF_MSG_ENABLE : ((1 << debug) - 1));
+ spin_lock_init (&tp->lock);
+ spin_lock_init (&tp->rx_lock);
+ INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
+ tp->mii.dev = dev;
+ tp->mii.mdio_read = mdio_read;
+ tp->mii.mdio_write = mdio_write;
+ tp->mii.phy_id_mask = 0x3f;
+ tp->mii.reg_num_mask = 0x1f;
+
+ /* dev is fully set up and ready to use now */
+ // offer device to EtherCAT master module
+ tp->ecdev = ecdev_offer(dev, ec_poll, THIS_MODULE);
+
+ if (!tp->ecdev) {
+ pr_debug("about to register device named %s (%p)...\n", dev->name, dev);
+ i = register_netdev (dev);
+ if (i) goto err_out;
+ }
+
+ pci_set_drvdata (pdev, dev);
+
+ pr_info("%s: %s at 0x%lx, %pM, IRQ %d\n",
+ dev->name,
+ board_info[ent->driver_data].name,
+ dev->base_addr,
+ dev->dev_addr,
+ dev->irq);
+
+ pr_debug("%s: Identified 8139 chip type '%s'\n",
+ dev->name, rtl_chip_info[tp->chipset].name);
+
+ /* Find the connected MII xcvrs.
+ Doing this in open() would allow detecting external xcvrs later, but
+ takes too much time. */
+#ifdef CONFIG_8139TOO_8129
+ if (tp->drv_flags & HAS_MII_XCVR) {
+ int phy, phy_idx = 0;
+ for (phy = 0; phy < 32 && phy_idx < sizeof(tp->phys); phy++) {
+ int mii_status = mdio_read(dev, phy, 1);
+ if (mii_status != 0xffff && mii_status != 0x0000) {
+ u16 advertising = mdio_read(dev, phy, 4);
+ tp->phys[phy_idx++] = phy;
+ pr_info("%s: MII transceiver %d status 0x%4.4x advertising %4.4x.\n",
+ dev->name, phy, mii_status, advertising);
+ }
+ }
+ if (phy_idx == 0) {
+ pr_info("%s: No MII transceivers found! Assuming SYM transceiver.\n",
+ dev->name);
+ tp->phys[0] = 32;
+ }
+ } else
+#endif
+ tp->phys[0] = 32;
+ tp->mii.phy_id = tp->phys[0];
+
+ /* The lower four bits are the media type. */
+ option = (board_idx >= MAX_UNITS) ? 0 : media[board_idx];
+ if (option > 0) {
+ tp->mii.full_duplex = (option & 0x210) ? 1 : 0;
+ tp->default_port = option & 0xFF;
+ if (tp->default_port)
+ tp->mii.force_media = 1;
+ }
+ if (board_idx < MAX_UNITS && full_duplex[board_idx] > 0)
+ tp->mii.full_duplex = full_duplex[board_idx];
+ if (tp->mii.full_duplex) {
+ pr_info("%s: Media type forced to Full Duplex.\n", dev->name);
+ /* Changing the MII-advertised media because might prevent
+ re-connection. */
+ tp->mii.force_media = 1;
+ }
+ if (tp->default_port) {
+ pr_info(" Forcing %dMbps %s-duplex operation.\n",
+ (option & 0x20 ? 100 : 10),
+ (option & 0x10 ? "full" : "half"));
+ mdio_write(dev, tp->phys[0], 0,
+ ((option & 0x20) ? 0x2000 : 0) | /* 100Mbps? */
+ ((option & 0x10) ? 0x0100 : 0)); /* Full duplex? */
+ }
+
+ /* Put the chip into low-power mode. */
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'H'); /* 'R' would leave the clock running. */
+
+ if (tp->ecdev && ecdev_open(tp->ecdev)) {
+ ecdev_withdraw(tp->ecdev);
+ goto err_out;
+ }
+
+ return 0;
+
+err_out:
+ __rtl8139_cleanup_dev (dev);
+ pci_disable_device (pdev);
+ return i;
+}
+
+
+static void __devexit rtl8139_remove_one (struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ assert (dev != NULL);
+
+ flush_scheduled_work();
+
+ if (tp->ecdev) {
+ ecdev_close(tp->ecdev);
+ ecdev_withdraw(tp->ecdev);
+ }
+ else {
+ unregister_netdev (dev);
+ }
+
+ __rtl8139_cleanup_dev (dev);
+ pci_disable_device (pdev);
+}
+
+
+/* Serial EEPROM section. */
+
+/* EEPROM_Ctrl bits. */
+#define EE_SHIFT_CLK 0x04 /* EEPROM shift clock. */
+#define EE_CS 0x08 /* EEPROM chip select. */
+#define EE_DATA_WRITE 0x02 /* EEPROM chip data in. */
+#define EE_WRITE_0 0x00
+#define EE_WRITE_1 0x02
+#define EE_DATA_READ 0x01 /* EEPROM chip data out. */
+#define EE_ENB (0x80 | EE_CS)
+
+/* Delay between EEPROM clock transitions.
+ No extra delay is needed with 33Mhz PCI, but 66Mhz may change this.
+ */
+
+#define eeprom_delay() (void)RTL_R32(Cfg9346)
+
+/* The EEPROM commands include the alway-set leading bit. */
+#define EE_WRITE_CMD (5)
+#define EE_READ_CMD (6)
+#define EE_ERASE_CMD (7)
+
+static int __devinit read_eeprom (void __iomem *ioaddr, int location, int addr_len)
+{
+ int i;
+ unsigned retval = 0;
+ int read_cmd = location | (EE_READ_CMD << addr_len);
+
+ RTL_W8 (Cfg9346, EE_ENB & ~EE_CS);
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+
+ /* Shift the read command bits out. */
+ for (i = 4 + addr_len; i >= 0; i--) {
+ int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
+ RTL_W8 (Cfg9346, EE_ENB | dataval);
+ eeprom_delay ();
+ RTL_W8 (Cfg9346, EE_ENB | dataval | EE_SHIFT_CLK);
+ eeprom_delay ();
+ }
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+
+ for (i = 16; i > 0; i--) {
+ RTL_W8 (Cfg9346, EE_ENB | EE_SHIFT_CLK);
+ eeprom_delay ();
+ retval =
+ (retval << 1) | ((RTL_R8 (Cfg9346) & EE_DATA_READ) ? 1 :
+ 0);
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+ }
+
+ /* Terminate the EEPROM access. */
+ RTL_W8 (Cfg9346, ~EE_CS);
+ eeprom_delay ();
+
+ return retval;
+}
+
+/* MII serial management: mostly bogus for now. */
+/* Read and write the MII management registers using software-generated
+ serial MDIO protocol.
+ The maximum data clock rate is 2.5 Mhz. The minimum timing is usually
+ met by back-to-back PCI I/O cycles, but we insert a delay to avoid
+ "overclocking" issues. */
+#define MDIO_DIR 0x80
+#define MDIO_DATA_OUT 0x04
+#define MDIO_DATA_IN 0x02
+#define MDIO_CLK 0x01
+#define MDIO_WRITE0 (MDIO_DIR)
+#define MDIO_WRITE1 (MDIO_DIR | MDIO_DATA_OUT)
+
+#define mdio_delay() RTL_R8(Config4)
+
+
+static const char mii_2_8139_map[8] = {
+ BasicModeCtrl,
+ BasicModeStatus,
+ 0,
+ 0,
+ NWayAdvert,
+ NWayLPAR,
+ NWayExpansion,
+ 0
+};
+
+
+#ifdef CONFIG_8139TOO_8129
+/* Syncronize the MII management interface by shifting 32 one bits out. */
+static void mdio_sync (void __iomem *ioaddr)
+{
+ int i;
+
+ for (i = 32; i >= 0; i--) {
+ RTL_W8 (Config4, MDIO_WRITE1);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_WRITE1 | MDIO_CLK);
+ mdio_delay ();
+ }
+}
+#endif
+
+static int mdio_read (struct net_device *dev, int phy_id, int location)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int retval = 0;
+#ifdef CONFIG_8139TOO_8129
+ void __iomem *ioaddr = tp->mmio_addr;
+ int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location;
+ int i;
+#endif
+
+ if (phy_id > 31) { /* Really a 8139. Use internal registers. */
+ void __iomem *ioaddr = tp->mmio_addr;
+ return location < 8 && mii_2_8139_map[location] ?
+ RTL_R16 (mii_2_8139_map[location]) : 0;
+ }
+
+#ifdef CONFIG_8139TOO_8129
+ mdio_sync (ioaddr);
+ /* Shift the read command bits out. */
+ for (i = 15; i >= 0; i--) {
+ int dataval = (mii_cmd & (1 << i)) ? MDIO_DATA_OUT : 0;
+
+ RTL_W8 (Config4, MDIO_DIR | dataval);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_DIR | dataval | MDIO_CLK);
+ mdio_delay ();
+ }
+
+ /* Read the two transition, 16 data, and wire-idle bits. */
+ for (i = 19; i > 0; i--) {
+ RTL_W8 (Config4, 0);
+ mdio_delay ();
+ retval = (retval << 1) | ((RTL_R8 (Config4) & MDIO_DATA_IN) ? 1 : 0);
+ RTL_W8 (Config4, MDIO_CLK);
+ mdio_delay ();
+ }
+#endif
+
+ return (retval >> 1) & 0xffff;
+}
+
+
+static void mdio_write (struct net_device *dev, int phy_id, int location,
+ int value)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+#ifdef CONFIG_8139TOO_8129
+ void __iomem *ioaddr = tp->mmio_addr;
+ int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location << 18) | value;
+ int i;
+#endif
+
+ if (phy_id > 31) { /* Really a 8139. Use internal registers. */
+ void __iomem *ioaddr = tp->mmio_addr;
+ if (location == 0) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W16 (BasicModeCtrl, value);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ } else if (location < 8 && mii_2_8139_map[location])
+ RTL_W16 (mii_2_8139_map[location], value);
+ return;
+ }
+
+#ifdef CONFIG_8139TOO_8129
+ mdio_sync (ioaddr);
+
+ /* Shift the command bits out. */
+ for (i = 31; i >= 0; i--) {
+ int dataval =
+ (mii_cmd & (1 << i)) ? MDIO_WRITE1 : MDIO_WRITE0;
+ RTL_W8 (Config4, dataval);
+ mdio_delay ();
+ RTL_W8 (Config4, dataval | MDIO_CLK);
+ mdio_delay ();
+ }
+ /* Clear out extra bits. */
+ for (i = 2; i > 0; i--) {
+ RTL_W8 (Config4, 0);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_CLK);
+ mdio_delay ();
+ }
+#endif
+}
+
+
+static int rtl8139_open (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int retval;
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ if (!tp->ecdev) {
+ retval = request_irq(dev->irq, rtl8139_interrupt,
+ IRQF_SHARED, dev->name, dev);
+ if (retval)
+ return retval;
+ }
+
+ tp->tx_bufs = dma_alloc_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ &tp->tx_bufs_dma, GFP_KERNEL);
+ tp->rx_ring = dma_alloc_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ &tp->rx_ring_dma, GFP_KERNEL);
+ if (tp->tx_bufs == NULL || tp->rx_ring == NULL) {
+ if (!tp->ecdev) free_irq(dev->irq, dev);
+
+ if (tp->tx_bufs)
+ dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ tp->tx_bufs, tp->tx_bufs_dma);
+ if (tp->rx_ring)
+ dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ tp->rx_ring, tp->rx_ring_dma);
+
+ return -ENOMEM;
+
+ }
+
+ napi_enable(&tp->napi);
+
+ tp->mii.full_duplex = tp->mii.force_media;
+ tp->tx_flag = (TX_FIFO_THRESH << 11) & 0x003f0000;
+
+ rtl8139_init_ring (dev);
+ rtl8139_hw_start (dev);
+ netif_start_queue (dev);
+
+ if (!tp->ecdev) {
+ if (netif_msg_ifup(tp))
+ pr_debug("%s: rtl8139_open() ioaddr %#llx IRQ %d"
+ " GP Pins %2.2x %s-duplex.\n", dev->name,
+ (unsigned long long)pci_resource_start (tp->pci_dev, 1),
+ dev->irq, RTL_R8 (MediaStatus),
+ tp->mii.full_duplex ? "full" : "half");
+
+ rtl8139_start_thread(tp);
+ }
+
+ return 0;
+}
+
+
+static void rtl_check_media (struct net_device *dev, unsigned int init_media)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ if (tp->ecdev) {
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 state = RTL_R16(BasicModeStatus) & BMSR_LSTATUS;
+ ecdev_set_link(tp->ecdev, state ? 1 : 0);
+ }
+ else {
+ if (tp->phys[0] >= 0) {
+ mii_check_media(&tp->mii, netif_msg_link(tp), init_media);
+ }
+ }
+}
+
+/* Start the hardware at open or resume. */
+static void rtl8139_hw_start (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 i;
+ u8 tmp;
+
+ /* Bring old chips out of low-power mode. */
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'R');
+
+ rtl8139_chip_reset (ioaddr);
+
+ /* unlock Config[01234] and BMCR register writes */
+ RTL_W8_F (Cfg9346, Cfg9346_Unlock);
+ /* Restore our idea of the MAC address. */
+ RTL_W32_F (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0)));
+ RTL_W32_F (MAC0 + 4, le16_to_cpu (*(__le16 *) (dev->dev_addr + 4)));
+
+ tp->cur_rx = 0;
+
+ /* init Rx ring buffer DMA address */
+ RTL_W32_F (RxBuf, tp->rx_ring_dma);
+
+ /* Must enable Tx/Rx before setting transfer thresholds! */
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
+ RTL_W32 (RxConfig, tp->rx_config);
+ RTL_W32 (TxConfig, rtl8139_tx_config);
+
+ rtl_check_media (dev, 1);
+
+ if (tp->chipset >= CH_8139B) {
+ /* Disable magic packet scanning, which is enabled
+ * when PM is enabled in Config1. It can be reenabled
+ * via ETHTOOL_SWOL if desired. */
+ RTL_W8 (Config3, RTL_R8 (Config3) & ~Cfg3_Magic);
+ }
+
+ pr_debug("init buffer addresses\n");
+
+ /* Lock Config[01234] and BMCR register writes */
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ /* init Tx buffer DMA addresses */
+ for (i = 0; i < NUM_TX_DESC; i++)
+ RTL_W32_F (TxAddr0 + (i * 4), tp->tx_bufs_dma + (tp->tx_buf[i] - tp->tx_bufs));
+
+ RTL_W32 (RxMissed, 0);
+
+ rtl8139_set_rx_mode (dev);
+
+ /* no early-rx interrupts */
+ RTL_W16 (MultiIntr, RTL_R16 (MultiIntr) & MultiIntrClear);
+
+ /* make sure RxTx has started */
+ tmp = RTL_R8 (ChipCmd);
+ if ((!(tmp & CmdRxEnb)) || (!(tmp & CmdTxEnb)))
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ if (!tp->ecdev)
+ /* Enable all known interrupts by setting the interrupt mask. */
+ RTL_W16 (IntrMask, rtl8139_intr_mask);
+}
+
+
+/* Initialize the Rx and Tx rings, along with various 'dev' bits. */
+static void rtl8139_init_ring (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int i;
+
+ tp->cur_rx = 0;
+ tp->cur_tx = 0;
+ tp->dirty_tx = 0;
+
+ for (i = 0; i < NUM_TX_DESC; i++)
+ tp->tx_buf[i] = &tp->tx_bufs[i * TX_BUF_SIZE];
+}
+
+
+/* This must be global for CONFIG_8139TOO_TUNE_TWISTER case */
+static int next_tick = 3 * HZ;
+
+#ifndef CONFIG_8139TOO_TUNE_TWISTER
+static inline void rtl8139_tune_twister (struct net_device *dev,
+ struct rtl8139_private *tp) {}
+#else
+enum TwisterParamVals {
+ PARA78_default = 0x78fa8388,
+ PARA7c_default = 0xcb38de43, /* param[0][3] */
+ PARA7c_xxx = 0xcb38de43,
+};
+
+static const unsigned long param[4][4] = {
+ {0xcb39de43, 0xcb39ce43, 0xfb38de03, 0xcb38de43},
+ {0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
+ {0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
+ {0xbb39de43, 0xbb39ce43, 0xbb39ce83, 0xbb39ce83}
+};
+
+static void rtl8139_tune_twister (struct net_device *dev,
+ struct rtl8139_private *tp)
+{
+ int linkcase;
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ /* This is a complicated state machine to configure the "twister" for
+ impedance/echos based on the cable length.
+ All of this is magic and undocumented.
+ */
+ switch (tp->twistie) {
+ case 1:
+ if (RTL_R16 (CSCR) & CSCR_LinkOKBit) {
+ /* We have link beat, let us tune the twister. */
+ RTL_W16 (CSCR, CSCR_LinkDownOffCmd);
+ tp->twistie = 2; /* Change to state 2. */
+ next_tick = HZ / 10;
+ } else {
+ /* Just put in some reasonable defaults for when beat returns. */
+ RTL_W16 (CSCR, CSCR_LinkDownCmd);
+ RTL_W32 (FIFOTMS, 0x20); /* Turn on cable test mode. */
+ RTL_W32 (PARA78, PARA78_default);
+ RTL_W32 (PARA7c, PARA7c_default);
+ tp->twistie = 0; /* Bail from future actions. */
+ }
+ break;
+ case 2:
+ /* Read how long it took to hear the echo. */
+ linkcase = RTL_R16 (CSCR) & CSCR_LinkStatusBits;
+ if (linkcase == 0x7000)
+ tp->twist_row = 3;
+ else if (linkcase == 0x3000)
+ tp->twist_row = 2;
+ else if (linkcase == 0x1000)
+ tp->twist_row = 1;
+ else
+ tp->twist_row = 0;
+ tp->twist_col = 0;
+ tp->twistie = 3; /* Change to state 2. */
+ next_tick = HZ / 10;
+ break;
+ case 3:
+ /* Put out four tuning parameters, one per 100msec. */
+ if (tp->twist_col == 0)
+ RTL_W16 (FIFOTMS, 0);
+ RTL_W32 (PARA7c, param[(int) tp->twist_row]
+ [(int) tp->twist_col]);
+ next_tick = HZ / 10;
+ if (++tp->twist_col >= 4) {
+ /* For short cables we are done.
+ For long cables (row == 3) check for mistune. */
+ tp->twistie =
+ (tp->twist_row == 3) ? 4 : 0;
+ }
+ break;
+ case 4:
+ /* Special case for long cables: check for mistune. */
+ if ((RTL_R16 (CSCR) &
+ CSCR_LinkStatusBits) == 0x7000) {
+ tp->twistie = 0;
+ break;
+ } else {
+ RTL_W32 (PARA7c, 0xfb38de03);
+ tp->twistie = 5;
+ next_tick = HZ / 10;
+ }
+ break;
+ case 5:
+ /* Retune for shorter cable (column 2). */
+ RTL_W32 (FIFOTMS, 0x20);
+ RTL_W32 (PARA78, PARA78_default);
+ RTL_W32 (PARA7c, PARA7c_default);
+ RTL_W32 (FIFOTMS, 0x00);
+ tp->twist_row = 2;
+ tp->twist_col = 0;
+ tp->twistie = 3;
+ next_tick = HZ / 10;
+ break;
+
+ default:
+ /* do nothing */
+ break;
+ }
+}
+#endif /* CONFIG_8139TOO_TUNE_TWISTER */
+
+static inline void rtl8139_thread_iter (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr)
+{
+ int mii_lpa;
+
+ mii_lpa = mdio_read (dev, tp->phys[0], MII_LPA);
+
+ if (!tp->mii.force_media && mii_lpa != 0xffff) {
+ int duplex = (mii_lpa & LPA_100FULL)
+ || (mii_lpa & 0x01C0) == 0x0040;
+ if (tp->mii.full_duplex != duplex) {
+ tp->mii.full_duplex = duplex;
+
+ if (mii_lpa) {
+ pr_info("%s: Setting %s-duplex based on MII #%d link"
+ " partner ability of %4.4x.\n",
+ dev->name,
+ tp->mii.full_duplex ? "full" : "half",
+ tp->phys[0], mii_lpa);
+ } else {
+ pr_info("%s: media is unconnected, link down, or incompatible connection\n",
+ dev->name);
+ }
+#if 0
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config1, tp->mii.full_duplex ? 0x60 : 0x20);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+#endif
+ }
+ }
+
+ next_tick = HZ * 60;
+
+ rtl8139_tune_twister (dev, tp);
+
+ pr_debug("%s: Media selection tick, Link partner %4.4x.\n",
+ dev->name, RTL_R16 (NWayLPAR));
+ pr_debug("%s: Other registers are IntMask %4.4x IntStatus %4.4x\n",
+ dev->name, RTL_R16 (IntrMask), RTL_R16 (IntrStatus));
+ pr_debug("%s: Chip config %2.2x %2.2x.\n",
+ dev->name, RTL_R8 (Config0),
+ RTL_R8 (Config1));
+}
+
+static void rtl8139_thread (struct work_struct *work)
+{
+ struct rtl8139_private *tp =
+ container_of(work, struct rtl8139_private, thread.work);
+ struct net_device *dev = tp->mii.dev;
+ unsigned long thr_delay = next_tick;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ if (tp->watchdog_fired) {
+ tp->watchdog_fired = 0;
+ rtl8139_tx_timeout_task(work);
+ } else
+ rtl8139_thread_iter(dev, tp, tp->mmio_addr);
+
+ if (tp->have_thread)
+ schedule_delayed_work(&tp->thread, thr_delay);
+out_unlock:
+ rtnl_unlock ();
+}
+
+static void rtl8139_start_thread(struct rtl8139_private *tp)
+{
+ tp->twistie = 0;
+ if (tp->chipset == CH_8139_K)
+ tp->twistie = 1;
+ else if (tp->drv_flags & HAS_LNK_CHNG)
+ return;
+
+ tp->have_thread = 1;
+ tp->watchdog_fired = 0;
+
+ schedule_delayed_work(&tp->thread, next_tick);
+}
+
+static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
+{
+ tp->cur_tx = 0;
+ tp->dirty_tx = 0;
+
+ /* XXX account for unsent Tx packets in tp->stats.tx_dropped */
+}
+
+static void rtl8139_tx_timeout_task (struct work_struct *work)
+{
+ struct rtl8139_private *tp =
+ container_of(work, struct rtl8139_private, thread.work);
+ struct net_device *dev = tp->mii.dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int i;
+ u8 tmp8;
+
+ pr_debug("%s: Transmit timeout, status %2.2x %4.4x %4.4x media %2.2x.\n",
+ dev->name, RTL_R8 (ChipCmd),
+ RTL_R16(IntrStatus), RTL_R16(IntrMask), RTL_R8(MediaStatus));
+ /* Emit info to figure out what went wrong. */
+ pr_debug("%s: Tx queue start entry %ld dirty entry %ld.\n",
+ dev->name, tp->cur_tx, tp->dirty_tx);
+ for (i = 0; i < NUM_TX_DESC; i++)
+ pr_debug("%s: Tx descriptor %d is %8.8lx.%s\n",
+ dev->name, i, RTL_R32 (TxStatus0 + (i * 4)),
+ i == tp->dirty_tx % NUM_TX_DESC ?
+ " (queue head)" : "");
+
+ tp->xstats.tx_timeouts++;
+
+ /* disable Tx ASAP, if not already */
+ tmp8 = RTL_R8 (ChipCmd);
+ if (tmp8 & CmdTxEnb)
+ RTL_W8 (ChipCmd, CmdRxEnb);
+
+ if (tp->ecdev) {
+ rtl8139_tx_clear (tp);
+ rtl8139_hw_start (dev);
+ }
+ else {
+ spin_lock_bh(&tp->rx_lock);
+ /* Disable interrupts by clearing the interrupt mask. */
+ RTL_W16 (IntrMask, 0x0000);
+
+ /* Stop a shared interrupt from scavenging while we are. */
+ spin_lock_irq(&tp->lock);
+ rtl8139_tx_clear (tp);
+ spin_unlock_irq(&tp->lock);
+
+ /* ...and finally, reset everything */
+ if (netif_running(dev)) {
+ rtl8139_hw_start (dev);
+ netif_wake_queue (dev);
+ }
+ spin_unlock_bh(&tp->rx_lock);
+ }
+}
+
+static void rtl8139_tx_timeout (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ tp->watchdog_fired = 1;
+ if (!tp->ecdev && !tp->have_thread) {
+ INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
+ schedule_delayed_work(&tp->thread, next_tick);
+ }
+}
+
+static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int entry;
+ unsigned int len = skb->len;
+ unsigned long flags;
+
+ /* Calculate the next Tx descriptor entry. */
+ entry = tp->cur_tx % NUM_TX_DESC;
+
+ /* Note: the chip doesn't have auto-pad! */
+ if (likely(len < TX_BUF_SIZE)) {
+ if (len < ETH_ZLEN)
+ memset(tp->tx_buf[entry], 0, ETH_ZLEN);
+ skb_copy_and_csum_dev(skb, tp->tx_buf[entry]);
+ if (!tp->ecdev) dev_kfree_skb(skb);
+ } else {
+ if (!tp->ecdev) dev_kfree_skb(skb);
+ dev->stats.tx_dropped++;
+ return 0;
+ }
+
+ if (tp->ecdev) {
+ wmb();
+ RTL_W32_F (TxStatus0 + (entry * sizeof (u32)),
+ tp->tx_flag | max(len, (unsigned int)ETH_ZLEN));
+
+ dev->trans_start = jiffies;
+
+ tp->cur_tx++;
+ } else {
+ spin_lock_irqsave(&tp->lock, flags);
+ /*
+ * Writing to TxStatus triggers a DMA transfer of the data
+ * copied to tp->tx_buf[entry] above. Use a memory barrier
+ * to make sure that the device sees the updated data.
+ */
+ wmb();
+ RTL_W32_F (TxStatus0 + (entry * sizeof (u32)),
+ tp->tx_flag | max(len, (unsigned int)ETH_ZLEN));
+
+ dev->trans_start = jiffies;
+
+ tp->cur_tx++;
+
+ if ((tp->cur_tx - NUM_TX_DESC) == tp->dirty_tx)
+ netif_stop_queue (dev);
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ if (netif_msg_tx_queued(tp))
+ pr_debug("%s: Queued Tx packet size %u to slot %d.\n",
+ dev->name, len, entry);
+ }
+
+ return 0;
+}
+
+
+static void rtl8139_tx_interrupt (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned long dirty_tx, tx_left;
+
+ assert (dev != NULL);
+ assert (ioaddr != NULL);
+
+ dirty_tx = tp->dirty_tx;
+ tx_left = tp->cur_tx - dirty_tx;
+ while (tx_left > 0) {
+ int entry = dirty_tx % NUM_TX_DESC;
+ int txstatus;
+
+ txstatus = RTL_R32 (TxStatus0 + (entry * sizeof (u32)));
+
+ if (!(txstatus & (TxStatOK | TxUnderrun | TxAborted)))
+ break; /* It still hasn't been Txed */
+
+ /* Note: TxCarrierLost is always asserted at 100mbps. */
+ if (txstatus & (TxOutOfWindow | TxAborted)) {
+ /* There was an major error, log it. */
+ if (netif_msg_tx_err(tp))
+ pr_debug("%s: Transmit error, Tx status %8.8x.\n",
+ dev->name, txstatus);
+ dev->stats.tx_errors++;
+ if (txstatus & TxAborted) {
+ dev->stats.tx_aborted_errors++;
+ RTL_W32 (TxConfig, TxClearAbt);
+ RTL_W16 (IntrStatus, TxErr);
+ wmb();
+ }
+ if (txstatus & TxCarrierLost)
+ dev->stats.tx_carrier_errors++;
+ if (txstatus & TxOutOfWindow)
+ dev->stats.tx_window_errors++;
+ } else {
+ if (txstatus & TxUnderrun) {
+ /* Add 64 to the Tx FIFO threshold. */
+ if (tp->tx_flag < 0x00300000)
+ tp->tx_flag += 0x00020000;
+ dev->stats.tx_fifo_errors++;
+ }
+ dev->stats.collisions += (txstatus >> 24) & 15;
+ dev->stats.tx_bytes += txstatus & 0x7ff;
+ dev->stats.tx_packets++;
+ }
+
+ dirty_tx++;
+ tx_left--;
+ }
+
+#ifndef RTL8139_NDEBUG
+ if (!tp->ecdev && tp->cur_tx - dirty_tx > NUM_TX_DESC) {
+ pr_err("%s: Out-of-sync dirty pointer, %ld vs. %ld.\n",
+ dev->name, dirty_tx, tp->cur_tx);
+ dirty_tx += NUM_TX_DESC;
+ }
+#endif /* RTL8139_NDEBUG */
+
+ /* only wake the queue if we did work, and the queue is stopped */
+ if (tp->dirty_tx != dirty_tx) {
+ tp->dirty_tx = dirty_tx;
+ mb();
+ if (!tp->ecdev) netif_wake_queue (dev);
+ }
+}
+
+
+/* TODO: clean this up! Rx reset need not be this intensive */
+static void rtl8139_rx_err (u32 rx_status, struct net_device *dev,
+ struct rtl8139_private *tp, void __iomem *ioaddr)
+{
+ u8 tmp8;
+#ifdef CONFIG_8139_OLD_RX_RESET
+ int tmp_work;
+#endif
+
+ if (netif_msg_rx_err (tp))
+ pr_debug("%s: Ethernet frame had errors, status %8.8x.\n",
+ dev->name, rx_status);
+ dev->stats.rx_errors++;
+ if (!(rx_status & RxStatusOK)) {
+ if (rx_status & RxTooLong) {
+ pr_debug("%s: Oversized Ethernet frame, status %4.4x!\n",
+ dev->name, rx_status);
+ /* A.C.: The chip hangs here. */
+ }
+ if (rx_status & (RxBadSymbol | RxBadAlign))
+ dev->stats.rx_frame_errors++;
+ if (rx_status & (RxRunt | RxTooLong))
+ dev->stats.rx_length_errors++;
+ if (rx_status & RxCRCErr)
+ dev->stats.rx_crc_errors++;
+ } else {
+ tp->xstats.rx_lost_in_ring++;
+ }
+
+#ifndef CONFIG_8139_OLD_RX_RESET
+ tmp8 = RTL_R8 (ChipCmd);
+ RTL_W8 (ChipCmd, tmp8 & ~CmdRxEnb);
+ RTL_W8 (ChipCmd, tmp8);
+ RTL_W32 (RxConfig, tp->rx_config);
+ tp->cur_rx = 0;
+#else
+ /* Reset the receiver, based on RealTek recommendation. (Bug?) */
+
+ /* disable receive */
+ RTL_W8_F (ChipCmd, CmdTxEnb);
+ tmp_work = 200;
+ while (--tmp_work > 0) {
+ udelay(1);
+ tmp8 = RTL_R8 (ChipCmd);
+ if (!(tmp8 & CmdRxEnb))
+ break;
+ }
+ if (tmp_work <= 0)
+ pr_warning(PFX "rx stop wait too long\n");
+ /* restart receive */
+ tmp_work = 200;
+ while (--tmp_work > 0) {
+ RTL_W8_F (ChipCmd, CmdRxEnb | CmdTxEnb);
+ udelay(1);
+ tmp8 = RTL_R8 (ChipCmd);
+ if ((tmp8 & CmdRxEnb) && (tmp8 & CmdTxEnb))
+ break;
+ }
+ if (tmp_work <= 0)
+ pr_warning(PFX "tx/rx enable wait too long\n");
+
+ /* and reinitialize all rx related registers */
+ RTL_W8_F (Cfg9346, Cfg9346_Unlock);
+ /* Must enable Tx/Rx before setting transfer thresholds! */
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
+ RTL_W32 (RxConfig, tp->rx_config);
+ tp->cur_rx = 0;
+
+ pr_debug("init buffer addresses\n");
+
+ /* Lock Config[01234] and BMCR register writes */
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ /* init Rx ring buffer DMA address */
+ RTL_W32_F (RxBuf, tp->rx_ring_dma);
+
+ /* A.C.: Reset the multicast list. */
+ __set_rx_mode (dev);
+#endif
+}
+
+#if RX_BUF_IDX == 3
+static inline void wrap_copy(struct sk_buff *skb, const unsigned char *ring,
+ u32 offset, unsigned int size)
+{
+ u32 left = RX_BUF_LEN - offset;
+
+ if (size > left) {
+ skb_copy_to_linear_data(skb, ring + offset, left);
+ skb_copy_to_linear_data_offset(skb, left, ring, size - left);
+ } else
+ skb_copy_to_linear_data(skb, ring + offset, size);
+}
+#endif
+
+static void rtl8139_isr_ack(struct rtl8139_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 status;
+
+ status = RTL_R16 (IntrStatus) & RxAckBits;
+
+ /* Clear out errors and receive interrupts */
+ if (likely(status != 0)) {
+ if (unlikely(status & (RxFIFOOver | RxOverflow))) {
+ tp->dev->stats.rx_errors++;
+ if (status & RxFIFOOver)
+ tp->dev->stats.rx_fifo_errors++;
+ }
+ RTL_W16_F (IntrStatus, RxAckBits);
+ }
+}
+
+static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
+ int budget)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ int received = 0;
+ unsigned char *rx_ring = tp->rx_ring;
+ unsigned int cur_rx = tp->cur_rx;
+ unsigned int rx_size = 0;
+
+ pr_debug("%s: In rtl8139_rx(), current %4.4x BufAddr %4.4x,"
+ " free to %4.4x, Cmd %2.2x.\n", dev->name, (u16)cur_rx,
+ RTL_R16 (RxBufAddr),
+ RTL_R16 (RxBufPtr), RTL_R8 (ChipCmd));
+
+ while ((tp->ecdev || netif_running(dev))
+ && received < budget
+ && (RTL_R8 (ChipCmd) & RxBufEmpty) == 0) {
+ u32 ring_offset = cur_rx % RX_BUF_LEN;
+ u32 rx_status;
+ unsigned int pkt_size;
+ struct sk_buff *skb;
+
+ rmb();
+
+ /* read size+status of next frame from DMA ring buffer */
+ rx_status = le32_to_cpu (*(__le32 *) (rx_ring + ring_offset));
+ rx_size = rx_status >> 16;
+ pkt_size = rx_size - 4;
+
+ if (!tp->ecdev) {
+ if (netif_msg_rx_status(tp))
+ pr_debug("%s: rtl8139_rx() status %4.4x, size %4.4x,"
+ " cur %4.4x.\n", dev->name, rx_status,
+ rx_size, cur_rx);
+ }
+#if RTL8139_DEBUG > 2
+ {
+ int i;
+ pr_debug("%s: Frame contents ", dev->name);
+ for (i = 0; i < 70; i++)
+ pr_cont(" %2.2x",
+ rx_ring[ring_offset + i]);
+ pr_cont(".\n");
+ }
+#endif
+
+ /* Packet copy from FIFO still in progress.
+ * Theoretically, this should never happen
+ * since EarlyRx is disabled.
+ */
+ if (unlikely(rx_size == 0xfff0)) {
+ if (!tp->fifo_copy_timeout)
+ tp->fifo_copy_timeout = jiffies + 2;
+ else if (time_after(jiffies, tp->fifo_copy_timeout)) {
+ pr_debug("%s: hung FIFO. Reset.", dev->name);
+ rx_size = 0;
+ goto no_early_rx;
+ }
+ if (netif_msg_intr(tp)) {
+ pr_debug("%s: fifo copy in progress.",
+ dev->name);
+ }
+ tp->xstats.early_rx++;
+ break;
+ }
+
+no_early_rx:
+ tp->fifo_copy_timeout = 0;
+
+ /* If Rx err or invalid rx_size/rx_status received
+ * (which happens if we get lost in the ring),
+ * Rx process gets reset, so we abort any further
+ * Rx processing.
+ */
+ if (unlikely((rx_size > (MAX_ETH_FRAME_SIZE+4)) ||
+ (rx_size < 8) ||
+ (!(rx_status & RxStatusOK)))) {
+ rtl8139_rx_err (rx_status, dev, tp, ioaddr);
+ received = -1;
+ goto out;
+ }
+
+ if (tp->ecdev) {
+ ecdev_receive(tp->ecdev,
+ &rx_ring[ring_offset + 4], pkt_size);
+ dev->last_rx = jiffies;
+ dev->stats.rx_bytes += pkt_size;
+ dev->stats.rx_packets++;
+ } else {
+ /* Malloc up new buffer, compatible with net-2e. */
+ /* Omit the four octet CRC from the length. */
+
+ skb = netdev_alloc_skb(dev, pkt_size + NET_IP_ALIGN);
+ if (likely(skb)) {
+ skb_reserve (skb, NET_IP_ALIGN); /* 16 byte align the IP fields. */
+#if RX_BUF_IDX == 3
+ wrap_copy(skb, rx_ring, ring_offset+4, pkt_size);
+#else
+ skb_copy_to_linear_data (skb, &rx_ring[ring_offset + 4], pkt_size);
+#endif
+ skb_put (skb, pkt_size);
+
+ skb->protocol = eth_type_trans (skb, dev);
+
+ dev->stats.rx_bytes += pkt_size;
+ dev->stats.rx_packets++;
+
+ netif_receive_skb (skb);
+ } else {
+ if (net_ratelimit())
+ pr_warning("%s: Memory squeeze, dropping packet.\n",
+ dev->name);
+ dev->stats.rx_dropped++;
+ }
+ }
+ received++;
+
+ cur_rx = (cur_rx + rx_size + 4 + 3) & ~3;
+ RTL_W16 (RxBufPtr, (u16) (cur_rx - 16));
+
+ rtl8139_isr_ack(tp);
+ }
+
+ if (unlikely(!received || rx_size == 0xfff0))
+ rtl8139_isr_ack(tp);
+
+ pr_debug("%s: Done rtl8139_rx(), current %4.4x BufAddr %4.4x,"
+ " free to %4.4x, Cmd %2.2x.\n", dev->name, cur_rx,
+ RTL_R16 (RxBufAddr),
+ RTL_R16 (RxBufPtr), RTL_R8 (ChipCmd));
+
+ tp->cur_rx = cur_rx;
+
+ /*
+ * The receive buffer should be mostly empty.
+ * Tell NAPI to reenable the Rx irq.
+ */
+ if (tp->fifo_copy_timeout)
+ received = budget;
+
+out:
+ return received;
+}
+
+
+static void rtl8139_weird_interrupt (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr,
+ int status, int link_changed)
+{
+ pr_debug("%s: Abnormal interrupt, status %8.8x.\n",
+ dev->name, status);
+
+ assert (dev != NULL);
+ assert (tp != NULL);
+ assert (ioaddr != NULL);
+
+ /* Update the error count. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ if ((status & RxUnderrun) && link_changed &&
+ (tp->drv_flags & HAS_LNK_CHNG)) {
+ rtl_check_media(dev, 0);
+ status &= ~RxUnderrun;
+ }
+
+ if (status & (RxUnderrun | RxErr))
+ dev->stats.rx_errors++;
+
+ if (status & PCSTimeout)
+ dev->stats.rx_length_errors++;
+ if (status & RxUnderrun)
+ dev->stats.rx_fifo_errors++;
+ if (status & PCIErr) {
+ u16 pci_cmd_status;
+ pci_read_config_word (tp->pci_dev, PCI_STATUS, &pci_cmd_status);
+ pci_write_config_word (tp->pci_dev, PCI_STATUS, pci_cmd_status);
+
+ pr_err("%s: PCI Bus error %4.4x.\n",
+ dev->name, pci_cmd_status);
+ }
+}
+
+static int rtl8139_poll(struct napi_struct *napi, int budget)
+{
+ struct rtl8139_private *tp = container_of(napi, struct rtl8139_private, napi);
+ struct net_device *dev = tp->dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int work_done;
+
+ spin_lock(&tp->rx_lock);
+ work_done = 0;
+ if (likely(RTL_R16(IntrStatus) & RxAckBits))
+ work_done += rtl8139_rx(dev, tp, budget);
+
+ if (work_done < budget) {
+ unsigned long flags;
+ /*
+ * Order is important since data can get interrupted
+ * again when we think we are done.
+ */
+ spin_lock_irqsave(&tp->lock, flags);
+ RTL_W16_F(IntrMask, rtl8139_intr_mask);
+ __napi_complete(napi);
+ spin_unlock_irqrestore(&tp->lock, flags);
+ }
+ spin_unlock(&tp->rx_lock);
+
+ return work_done;
+}
+
+void ec_poll(struct net_device *dev)
+{
+ rtl8139_interrupt(0, dev);
+}
+
+/* The interrupt handler does all of the Rx thread work and cleans up
+ after the Tx thread. */
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance)
+{
+ struct net_device *dev = (struct net_device *) dev_instance;
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 status, ackstat;
+ int link_changed = 0; /* avoid bogus "uninit" warning */
+ int handled = 0;
+
+ if (tp->ecdev) {
+ status = RTL_R16 (IntrStatus);
+ }
+ else {
+ spin_lock (&tp->lock);
+ status = RTL_R16 (IntrStatus);
+
+ /* shared irq? */
+ if (unlikely((status & rtl8139_intr_mask) == 0))
+ goto out;
+ }
+
+ handled = 1;
+
+ /* h/w no longer present (hotplug?) or major error, bail */
+ if (unlikely(status == 0xFFFF))
+ goto out;
+
+ if (!tp->ecdev) {
+ /* close possible race's with dev_close */
+ if (unlikely(!netif_running(dev))) {
+ RTL_W16 (IntrMask, 0);
+ goto out;
+ }
+ }
+
+ /* Acknowledge all of the current interrupt sources ASAP, but
+ an first get an additional status bit from CSCR. */
+ if (unlikely(status & RxUnderrun))
+ link_changed = RTL_R16 (CSCR) & CSCR_LinkChangeBit;
+
+ ackstat = status & ~(RxAckBits | TxErr);
+ if (ackstat)
+ RTL_W16 (IntrStatus, ackstat);
+
+ /* Receive packets are processed by poll routine.
+ If not running start it now. */
+ if (status & RxAckBits){
+ if (tp->ecdev) {
+ /* EtherCAT device: Just receive all frames */
+ rtl8139_rx(dev, tp, 100); // FIXME
+ } else {
+ /* Mark for polling */
+ if (napi_schedule_prep(&tp->napi)) {
+ RTL_W16_F (IntrMask, rtl8139_norx_intr_mask);
+ __napi_schedule(&tp->napi);
+ }
+ }
+ }
+
+ /* Check uncommon events with one test. */
+ if (unlikely(status & (PCIErr | PCSTimeout | RxUnderrun | RxErr)))
+ rtl8139_weird_interrupt (dev, tp, ioaddr,
+ status, link_changed);
+
+ if (status & (TxOK | TxErr)) {
+ rtl8139_tx_interrupt (dev, tp, ioaddr);
+ if (status & TxErr)
+ RTL_W16 (IntrStatus, TxErr);
+ }
+ out:
+ if (!tp->ecdev) spin_unlock (&tp->lock);
+
+ pr_debug("%s: exiting interrupt, intr_status=%#4.4x.\n",
+ dev->name, RTL_R16 (IntrStatus));
+ return IRQ_RETVAL(handled);
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling receive - used by netconsole and other diagnostic tools
+ * to allow network i/o with interrupts disabled.
+ */
+static void rtl8139_poll_controller(struct net_device *dev)
+{
+ disable_irq(dev->irq);
+ rtl8139_interrupt(dev->irq, dev);
+ enable_irq(dev->irq);
+}
+#endif
+
+static int rtl8139_set_mac_address(struct net_device *dev, void *p)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8_F(Cfg9346, Cfg9346_Unlock);
+ RTL_W32_F(MAC0 + 0, cpu_to_le32 (*(u32 *) (dev->dev_addr + 0)));
+ RTL_W32_F(MAC0 + 4, cpu_to_le32 (*(u32 *) (dev->dev_addr + 4)));
+ RTL_W8_F(Cfg9346, Cfg9346_Lock);
+
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static int rtl8139_close (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ if (tp->ecdev) {
+ /* Stop the chip's Tx and Rx DMA processes. */
+ RTL_W8 (ChipCmd, 0);
+
+ /* Disable interrupts by clearing the interrupt mask. */
+ RTL_W16 (IntrMask, 0);
+
+ /* Update the error counts. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+ } else {
+ netif_stop_queue(dev);
+ napi_disable(&tp->napi);
+
+ if (netif_msg_ifdown(tp))
+ pr_debug("%s: Shutting down ethercard, status was 0x%4.4x.\n",
+ dev->name, RTL_R16 (IntrStatus));
+
+ spin_lock_irqsave (&tp->lock, flags);
+
+ /* Stop the chip's Tx and Rx DMA processes. */
+ RTL_W8 (ChipCmd, 0);
+
+ /* Disable interrupts by clearing the interrupt mask. */
+ RTL_W16 (IntrMask, 0);
+
+ /* Update the error counts. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ spin_unlock_irqrestore (&tp->lock, flags);
+
+ free_irq (dev->irq, dev);
+ }
+
+ rtl8139_tx_clear (tp);
+
+ dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ tp->rx_ring, tp->rx_ring_dma);
+ dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ tp->tx_bufs, tp->tx_bufs_dma);
+ tp->rx_ring = NULL;
+ tp->tx_bufs = NULL;
+
+ /* Green! Put the chip in low-power mode. */
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'H'); /* 'R' would leave the clock running. */
+
+ return 0;
+}
+
+
+/* Get the ethtool Wake-on-LAN settings. Assumes that wol points to
+ kernel memory, *wol has been initialized as {ETHTOOL_GWOL}, and
+ other threads or interrupts aren't messing with the 8139. */
+static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ spin_lock_irq(&tp->lock);
+ if (rtl_chip_info[tp->chipset].flags & HasLWake) {
+ u8 cfg3 = RTL_R8 (Config3);
+ u8 cfg5 = RTL_R8 (Config5);
+
+ wol->supported = WAKE_PHY | WAKE_MAGIC
+ | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST;
+
+ wol->wolopts = 0;
+ if (cfg3 & Cfg3_LinkUp)
+ wol->wolopts |= WAKE_PHY;
+ if (cfg3 & Cfg3_Magic)
+ wol->wolopts |= WAKE_MAGIC;
+ /* (KON)FIXME: See how netdev_set_wol() handles the
+ following constants. */
+ if (cfg5 & Cfg5_UWF)
+ wol->wolopts |= WAKE_UCAST;
+ if (cfg5 & Cfg5_MWF)
+ wol->wolopts |= WAKE_MCAST;
+ if (cfg5 & Cfg5_BWF)
+ wol->wolopts |= WAKE_BCAST;
+ }
+ spin_unlock_irq(&tp->lock);
+}
+
+
+/* Set the ethtool Wake-on-LAN settings. Return 0 or -errno. Assumes
+ that wol points to kernel memory and other threads or interrupts
+ aren't messing with the 8139. */
+static int rtl8139_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 support;
+ u8 cfg3, cfg5;
+
+ support = ((rtl_chip_info[tp->chipset].flags & HasLWake)
+ ? (WAKE_PHY | WAKE_MAGIC
+ | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST)
+ : 0);
+ if (wol->wolopts & ~support)
+ return -EINVAL;
+
+ spin_lock_irq(&tp->lock);
+ cfg3 = RTL_R8 (Config3) & ~(Cfg3_LinkUp | Cfg3_Magic);
+ if (wol->wolopts & WAKE_PHY)
+ cfg3 |= Cfg3_LinkUp;
+ if (wol->wolopts & WAKE_MAGIC)
+ cfg3 |= Cfg3_Magic;
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config3, cfg3);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ cfg5 = RTL_R8 (Config5) & ~(Cfg5_UWF | Cfg5_MWF | Cfg5_BWF);
+ /* (KON)FIXME: These are untested. We may have to set the
+ CRC0, Wakeup0 and LSBCRC0 registers too, but I have no
+ documentation. */
+ if (wol->wolopts & WAKE_UCAST)
+ cfg5 |= Cfg5_UWF;
+ if (wol->wolopts & WAKE_MCAST)
+ cfg5 |= Cfg5_MWF;
+ if (wol->wolopts & WAKE_BCAST)
+ cfg5 |= Cfg5_BWF;
+ RTL_W8 (Config5, cfg5); /* need not unlock via Cfg9346 */
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static void rtl8139_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ strcpy(info->driver, DRV_NAME);
+ strcpy(info->version, DRV_VERSION);
+ strcpy(info->bus_info, pci_name(tp->pci_dev));
+ info->regdump_len = tp->regs_len;
+}
+
+static int rtl8139_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ spin_lock_irq(&tp->lock);
+ mii_ethtool_gset(&tp->mii, cmd);
+ spin_unlock_irq(&tp->lock);
+ return 0;
+}
+
+static int rtl8139_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int rc;
+ spin_lock_irq(&tp->lock);
+ rc = mii_ethtool_sset(&tp->mii, cmd);
+ spin_unlock_irq(&tp->lock);
+ return rc;
+}
+
+static int rtl8139_nway_reset(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return mii_nway_restart(&tp->mii);
+}
+
+static u32 rtl8139_get_link(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return mii_link_ok(&tp->mii);
+}
+
+static u32 rtl8139_get_msglevel(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return tp->msg_enable;
+}
+
+static void rtl8139_set_msglevel(struct net_device *dev, u32 datum)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ tp->msg_enable = datum;
+}
+
+static int rtl8139_get_regs_len(struct net_device *dev)
+{
+ struct rtl8139_private *tp;
+ /* TODO: we are too slack to do reg dumping for pio, for now */
+ if (use_io)
+ return 0;
+ tp = netdev_priv(dev);
+ return tp->regs_len;
+}
+
+static void rtl8139_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf)
+{
+ struct rtl8139_private *tp;
+
+ /* TODO: we are too slack to do reg dumping for pio, for now */
+ if (use_io)
+ return;
+ tp = netdev_priv(dev);
+
+ regs->version = RTL_REGS_VER;
+
+ spin_lock_irq(&tp->lock);
+ memcpy_fromio(regbuf, tp->mmio_addr, regs->len);
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl8139_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return RTL_NUM_STATS;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void rtl8139_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ data[0] = tp->xstats.early_rx;
+ data[1] = tp->xstats.tx_buf_mapped;
+ data[2] = tp->xstats.tx_timeouts;
+ data[3] = tp->xstats.rx_lost_in_ring;
+}
+
+static void rtl8139_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
+}
+
+static const struct ethtool_ops rtl8139_ethtool_ops = {
+ .get_drvinfo = rtl8139_get_drvinfo,
+ .get_settings = rtl8139_get_settings,
+ .set_settings = rtl8139_set_settings,
+ .get_regs_len = rtl8139_get_regs_len,
+ .get_regs = rtl8139_get_regs,
+ .nway_reset = rtl8139_nway_reset,
+ .get_link = rtl8139_get_link,
+ .get_msglevel = rtl8139_get_msglevel,
+ .set_msglevel = rtl8139_set_msglevel,
+ .get_wol = rtl8139_get_wol,
+ .set_wol = rtl8139_set_wol,
+ .get_strings = rtl8139_get_strings,
+ .get_sset_count = rtl8139_get_sset_count,
+ .get_ethtool_stats = rtl8139_get_ethtool_stats,
+};
+
+static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int rc;
+
+ if (tp->ecdev || !netif_running(dev))
+ return -EINVAL;
+
+ spin_lock_irq(&tp->lock);
+ rc = generic_mii_ioctl(&tp->mii, if_mii(rq), cmd, NULL);
+ spin_unlock_irq(&tp->lock);
+
+ return rc;
+}
+
+
+static struct net_device_stats *rtl8139_get_stats (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ if (tp->ecdev || netif_running(dev)) {
+ spin_lock_irqsave (&tp->lock, flags);
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+ spin_unlock_irqrestore (&tp->lock, flags);
+ }
+
+ return &dev->stats;
+}
+
+/* Set or clear the multicast filter for this adaptor.
+ This routine is not state sensitive and need not be SMP locked. */
+
+static void __set_rx_mode (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 mc_filter[2]; /* Multicast hash filter */
+ int i, rx_mode;
+ u32 tmp;
+
+ pr_debug("%s: rtl8139_set_rx_mode(%4.4x) done -- Rx config %8.8lx.\n",
+ dev->name, dev->flags, RTL_R32 (RxConfig));
+
+ /* Note: do not reorder, GCC is clever about common statements. */
+ if (dev->flags & IFF_PROMISC) {
+ rx_mode =
+ AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
+ AcceptAllPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else if ((dev->mc_count > multicast_filter_limit)
+ || (dev->flags & IFF_ALLMULTI)) {
+ /* Too many to filter perfectly -- accept all multicasts. */
+ rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else {
+ struct dev_mc_list *mclist;
+ rx_mode = AcceptBroadcast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0;
+ for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
+ i++, mclist = mclist->next) {
+ int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ rx_mode |= AcceptMulticast;
+ }
+ }
+
+ /* We can safely update without stopping the chip. */
+ tmp = rtl8139_rx_config | rx_mode;
+ if (tp->rx_config != tmp) {
+ RTL_W32_F (RxConfig, tmp);
+ tp->rx_config = tmp;
+ }
+ RTL_W32_F (MAR0 + 0, mc_filter[0]);
+ RTL_W32_F (MAR0 + 4, mc_filter[1]);
+}
+
+static void rtl8139_set_rx_mode (struct net_device *dev)
+{
+ unsigned long flags;
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ spin_lock_irqsave (&tp->lock, flags);
+ __set_rx_mode(dev);
+ spin_unlock_irqrestore (&tp->lock, flags);
+}
+
+#ifdef CONFIG_PM
+
+static int rtl8139_suspend (struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ pci_save_state (pdev);
+
+ if (tp->ecdev || !netif_running (dev))
+ return 0;
+
+ netif_device_detach (dev);
+
+ spin_lock_irqsave (&tp->lock, flags);
+
+ /* Disable interrupts, stop Tx and Rx. */
+ RTL_W16 (IntrMask, 0);
+ RTL_W8 (ChipCmd, 0);
+
+ /* Update the error counts. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ spin_unlock_irqrestore (&tp->lock, flags);
+
+ pci_set_power_state (pdev, PCI_D3hot);
+
+ return 0;
+}
+
+
+static int rtl8139_resume (struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ pci_restore_state (pdev);
+ if (tp->ecdev || !netif_running (dev))
+ return 0;
+ pci_set_power_state (pdev, PCI_D0);
+ rtl8139_init_ring (dev);
+ rtl8139_hw_start (dev);
+ netif_device_attach (dev);
+ return 0;
+}
+
+#endif /* CONFIG_PM */
+
+
+static struct pci_driver rtl8139_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = rtl8139_pci_tbl,
+ .probe = rtl8139_init_one,
+ .remove = __devexit_p(rtl8139_remove_one),
+#ifdef CONFIG_PM
+ .suspend = rtl8139_suspend,
+ .resume = rtl8139_resume,
+#endif /* CONFIG_PM */
+};
+
+
+static int __init rtl8139_init_module (void)
+{
+ /* when we're a module, we always print a version message,
+ * even if no 8139 board is found.
+ */
+#ifdef MODULE
+ pr_info(RTL8139_DRIVER_NAME "\n");
+#endif
+
+ return pci_register_driver(&rtl8139_pci_driver);
+}
+
+
+static void __exit rtl8139_cleanup_module (void)
+{
+ pci_unregister_driver (&rtl8139_pci_driver);
+}
+
+
+module_init(rtl8139_init_module);
+module_exit(rtl8139_cleanup_module);
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/devices/8139too-2.6.34-orig.c Mon Dec 20 17:52:37 2010 +0100
@@ -0,0 +1,2620 @@
+/*
+
+ 8139too.c: A RealTek RTL-8139 Fast Ethernet driver for Linux.
+
+ Maintained by Jeff Garzik <jgarzik@pobox.com>
+ Copyright 2000-2002 Jeff Garzik
+
+ Much code comes from Donald Becker's rtl8139.c driver,
+ versions 1.13 and older. This driver was originally based
+ on rtl8139.c version 1.07. Header of rtl8139.c version 1.13:
+
+ -----<snip>-----
+
+ Written 1997-2001 by Donald Becker.
+ This software may be used and distributed according to the
+ terms of the GNU General Public License (GPL), incorporated
+ herein by reference. Drivers based on or derived from this
+ code fall under the GPL and must retain the authorship,
+ copyright and license notice. This file is not a complete
+ program and may only be used when the entire operating
+ system is licensed under the GPL.
+
+ This driver is for boards based on the RTL8129 and RTL8139
+ PCI ethernet chips.
+
+ The author may be reached as becker@scyld.com, or C/O Scyld
+ Computing Corporation 410 Severn Ave., Suite 210 Annapolis
+ MD 21403
+
+ Support and updates available at
+ http://www.scyld.com/network/rtl8139.html
+
+ Twister-tuning table provided by Kinston
+ <shangh@realtek.com.tw>.
+
+ -----<snip>-----
+
+ This software may be used and distributed according to the terms
+ of the GNU General Public License, incorporated herein by reference.
+
+ Contributors:
+
+ Donald Becker - he wrote the original driver, kudos to him!
+ (but please don't e-mail him for support, this isn't his driver)
+
+ Tigran Aivazian - bug fixes, skbuff free cleanup
+
+ Martin Mares - suggestions for PCI cleanup
+
+ David S. Miller - PCI DMA and softnet updates
+
+ Ernst Gill - fixes ported from BSD driver
+
+ Daniel Kobras - identified specific locations of
+ posted MMIO write bugginess
+
+ Gerard Sharp - bug fix, testing and feedback
+
+ David Ford - Rx ring wrap fix
+
+ Dan DeMaggio - swapped RTL8139 cards with me, and allowed me
+ to find and fix a crucial bug on older chipsets.
+
+ Donald Becker/Chris Butterworth/Marcus Westergren -
+ Noticed various Rx packet size-related buglets.
+
+ Santiago Garcia Mantinan - testing and feedback
+
+ Jens David - 2.2.x kernel backports
+
+ Martin Dennett - incredibly helpful insight on undocumented
+ features of the 8139 chips
+
+ Jean-Jacques Michel - bug fix
+
+ Tobias Ringström - Rx interrupt status checking suggestion
+
+ Andrew Morton - Clear blocked signals, avoid
+ buffer overrun setting current->comm.
+
+ Kalle Olavi Niemitalo - Wake-on-LAN ioctls
+
+ Robert Kuebel - Save kernel thread from dying on any signal.
+
+ Submitting bug reports:
+
+ "rtl8139-diag -mmmaaavvveefN" output
+ enable RTL8139_DEBUG below, and look at 'dmesg' or kernel log
+
+*/
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#define DRV_NAME "8139too"
+#define DRV_VERSION "0.9.28"
+
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/compiler.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/rtnetlink.h>
+#include <linux/delay.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/completion.h>
+#include <linux/crc32.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <linux/gfp.h>
+#include <asm/irq.h>
+
+#define RTL8139_DRIVER_NAME DRV_NAME " Fast Ethernet driver " DRV_VERSION
+
+/* Default Message level */
+#define RTL8139_DEF_MSG_ENABLE (NETIF_MSG_DRV | \
+ NETIF_MSG_PROBE | \
+ NETIF_MSG_LINK)
+
+
+/* define to 1, 2 or 3 to enable copious debugging info */
+#define RTL8139_DEBUG 0
+
+/* define to 1 to disable lightweight runtime debugging checks */
+#undef RTL8139_NDEBUG
+
+
+#ifdef RTL8139_NDEBUG
+# define assert(expr) do {} while (0)
+#else
+# define assert(expr) \
+ if (unlikely(!(expr))) { \
+ pr_err("Assertion failed! %s,%s,%s,line=%d\n", \
+ #expr, __FILE__, __func__, __LINE__); \
+ }
+#endif
+
+
+/* A few user-configurable values. */
+/* media options */
+#define MAX_UNITS 8
+static int media[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
+static int full_duplex[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
+
+/* Whether to use MMIO or PIO. Default to MMIO. */
+#ifdef CONFIG_8139TOO_PIO
+static int use_io = 1;
+#else
+static int use_io = 0;
+#endif
+
+/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
+ The RTL chips use a 64 element hash table based on the Ethernet CRC. */
+static int multicast_filter_limit = 32;
+
+/* bitmapped message enable number */
+static int debug = -1;
+
+/*
+ * Receive ring size
+ * Warning: 64K ring has hardware issues and may lock up.
+ */
+#if defined(CONFIG_SH_DREAMCAST)
+#define RX_BUF_IDX 0 /* 8K ring */
+#else
+#define RX_BUF_IDX 2 /* 32K ring */
+#endif
+#define RX_BUF_LEN (8192 << RX_BUF_IDX)
+#define RX_BUF_PAD 16
+#define RX_BUF_WRAP_PAD 2048 /* spare padding to handle lack of packet wrap */
+
+#if RX_BUF_LEN == 65536
+#define RX_BUF_TOT_LEN RX_BUF_LEN
+#else
+#define RX_BUF_TOT_LEN (RX_BUF_LEN + RX_BUF_PAD + RX_BUF_WRAP_PAD)
+#endif
+
+/* Number of Tx descriptor registers. */
+#define NUM_TX_DESC 4
+
+/* max supported ethernet frame size -- must be at least (dev->mtu+14+4).*/
+#define MAX_ETH_FRAME_SIZE 1536
+
+/* Size of the Tx bounce buffers -- must be at least (dev->mtu+14+4). */
+#define TX_BUF_SIZE MAX_ETH_FRAME_SIZE
+#define TX_BUF_TOT_LEN (TX_BUF_SIZE * NUM_TX_DESC)
+
+/* PCI Tuning Parameters
+ Threshold is bytes transferred to chip before transmission starts. */
+#define TX_FIFO_THRESH 256 /* In bytes, rounded down to 32 byte units. */
+
+/* The following settings are log_2(bytes)-4: 0 == 16 bytes .. 6==1024, 7==end of packet. */
+#define RX_FIFO_THRESH 7 /* Rx buffer level before first PCI xfer. */
+#define RX_DMA_BURST 7 /* Maximum PCI burst, '6' is 1024 */
+#define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define TX_RETRY 8 /* 0-15. retries = 16 + (TX_RETRY * 16) */
+
+/* Operational parameters that usually are not changed. */
+/* Time in jiffies before concluding the transmitter is hung. */
+#define TX_TIMEOUT (6*HZ)
+
+
+enum {
+ HAS_MII_XCVR = 0x010000,
+ HAS_CHIP_XCVR = 0x020000,
+ HAS_LNK_CHNG = 0x040000,
+};
+
+#define RTL_NUM_STATS 4 /* number of ETHTOOL_GSTATS u64's */
+#define RTL_REGS_VER 1 /* version of reg. data in ETHTOOL_GREGS */
+#define RTL_MIN_IO_SIZE 0x80
+#define RTL8139B_IO_SIZE 256
+
+#define RTL8129_CAPS HAS_MII_XCVR
+#define RTL8139_CAPS (HAS_CHIP_XCVR|HAS_LNK_CHNG)
+
+typedef enum {
+ RTL8139 = 0,
+ RTL8129,
+} board_t;
+
+
+/* indexed by board_t, above */
+static const struct {
+ const char *name;
+ u32 hw_flags;
+} board_info[] __devinitdata = {
+ { "RealTek RTL8139", RTL8139_CAPS },
+ { "RealTek RTL8129", RTL8129_CAPS },
+};
+
+
+static DEFINE_PCI_DEVICE_TABLE(rtl8139_pci_tbl) = {
+ {0x10ec, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x10ec, 0x8138, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1113, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1500, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x4033, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1186, 0x1300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1186, 0x1340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x13d1, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1259, 0xa117, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1259, 0xa11e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x14ea, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x14ea, 0xab07, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x11db, 0x1234, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1432, 0x9130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x02ac, 0x1012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x018a, 0x0106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x126c, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x1743, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+ {0x021b, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+
+#ifdef CONFIG_SH_SECUREEDGE5410
+ /* Bogus 8139 silicon reports 8129 without external PROM :-( */
+ {0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
+#endif
+#ifdef CONFIG_8139TOO_8129
+ {0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8129 },
+#endif
+
+ /* some crazy cards report invalid vendor ids like
+ * 0x0001 here. The other ids are valid and constant,
+ * so we simply don't match on the main vendor id.
+ */
+ {PCI_ANY_ID, 0x8139, 0x10ec, 0x8139, 0, 0, RTL8139 },
+ {PCI_ANY_ID, 0x8139, 0x1186, 0x1300, 0, 0, RTL8139 },
+ {PCI_ANY_ID, 0x8139, 0x13d1, 0xab06, 0, 0, RTL8139 },
+
+ {0,}
+};
+MODULE_DEVICE_TABLE (pci, rtl8139_pci_tbl);
+
+static struct {
+ const char str[ETH_GSTRING_LEN];
+} ethtool_stats_keys[] = {
+ { "early_rx" },
+ { "tx_buf_mapped" },
+ { "tx_timeouts" },
+ { "rx_lost_in_ring" },
+};
+
+/* The rest of these values should never change. */
+
+/* Symbolic offsets to registers. */
+enum RTL8139_registers {
+ MAC0 = 0, /* Ethernet hardware address. */
+ MAR0 = 8, /* Multicast filter. */
+ TxStatus0 = 0x10, /* Transmit status (Four 32bit registers). */
+ TxAddr0 = 0x20, /* Tx descriptors (also four 32bit). */
+ RxBuf = 0x30,
+ ChipCmd = 0x37,
+ RxBufPtr = 0x38,
+ RxBufAddr = 0x3A,
+ IntrMask = 0x3C,
+ IntrStatus = 0x3E,
+ TxConfig = 0x40,
+ RxConfig = 0x44,
+ Timer = 0x48, /* A general-purpose counter. */
+ RxMissed = 0x4C, /* 24 bits valid, write clears. */
+ Cfg9346 = 0x50,
+ Config0 = 0x51,
+ Config1 = 0x52,
+ TimerInt = 0x54,
+ MediaStatus = 0x58,
+ Config3 = 0x59,
+ Config4 = 0x5A, /* absent on RTL-8139A */
+ HltClk = 0x5B,
+ MultiIntr = 0x5C,
+ TxSummary = 0x60,
+ BasicModeCtrl = 0x62,
+ BasicModeStatus = 0x64,
+ NWayAdvert = 0x66,
+ NWayLPAR = 0x68,
+ NWayExpansion = 0x6A,
+ /* Undocumented registers, but required for proper operation. */
+ FIFOTMS = 0x70, /* FIFO Control and test. */
+ CSCR = 0x74, /* Chip Status and Configuration Register. */
+ PARA78 = 0x78,
+ FlashReg = 0xD4, /* Communication with Flash ROM, four bytes. */
+ PARA7c = 0x7c, /* Magic transceiver parameter register. */
+ Config5 = 0xD8, /* absent on RTL-8139A */
+};
+
+enum ClearBitMasks {
+ MultiIntrClear = 0xF000,
+ ChipCmdClear = 0xE2,
+ Config1Clear = (1<<7)|(1<<6)|(1<<3)|(1<<2)|(1<<1),
+};
+
+enum ChipCmdBits {
+ CmdReset = 0x10,
+ CmdRxEnb = 0x08,
+ CmdTxEnb = 0x04,
+ RxBufEmpty = 0x01,
+};
+
+/* Interrupt register bits, using my own meaningful names. */
+enum IntrStatusBits {
+ PCIErr = 0x8000,
+ PCSTimeout = 0x4000,
+ RxFIFOOver = 0x40,
+ RxUnderrun = 0x20,
+ RxOverflow = 0x10,
+ TxErr = 0x08,
+ TxOK = 0x04,
+ RxErr = 0x02,
+ RxOK = 0x01,
+
+ RxAckBits = RxFIFOOver | RxOverflow | RxOK,
+};
+
+enum TxStatusBits {
+ TxHostOwns = 0x2000,
+ TxUnderrun = 0x4000,
+ TxStatOK = 0x8000,
+ TxOutOfWindow = 0x20000000,
+ TxAborted = 0x40000000,
+ TxCarrierLost = 0x80000000,
+};
+enum RxStatusBits {
+ RxMulticast = 0x8000,
+ RxPhysical = 0x4000,
+ RxBroadcast = 0x2000,
+ RxBadSymbol = 0x0020,
+ RxRunt = 0x0010,
+ RxTooLong = 0x0008,
+ RxCRCErr = 0x0004,
+ RxBadAlign = 0x0002,
+ RxStatusOK = 0x0001,
+};
+
+/* Bits in RxConfig. */
+enum rx_mode_bits {
+ AcceptErr = 0x20,
+ AcceptRunt = 0x10,
+ AcceptBroadcast = 0x08,
+ AcceptMulticast = 0x04,
+ AcceptMyPhys = 0x02,
+ AcceptAllPhys = 0x01,
+};
+
+/* Bits in TxConfig. */
+enum tx_config_bits {
+ /* Interframe Gap Time. Only TxIFG96 doesn't violate IEEE 802.3 */
+ TxIFGShift = 24,
+ TxIFG84 = (0 << TxIFGShift), /* 8.4us / 840ns (10 / 100Mbps) */
+ TxIFG88 = (1 << TxIFGShift), /* 8.8us / 880ns (10 / 100Mbps) */
+ TxIFG92 = (2 << TxIFGShift), /* 9.2us / 920ns (10 / 100Mbps) */
+ TxIFG96 = (3 << TxIFGShift), /* 9.6us / 960ns (10 / 100Mbps) */
+
+ TxLoopBack = (1 << 18) | (1 << 17), /* enable loopback test mode */
+ TxCRC = (1 << 16), /* DISABLE Tx pkt CRC append */
+ TxClearAbt = (1 << 0), /* Clear abort (WO) */
+ TxDMAShift = 8, /* DMA burst value (0-7) is shifted X many bits */
+ TxRetryShift = 4, /* TXRR value (0-15) is shifted X many bits */
+
+ TxVersionMask = 0x7C800000, /* mask out version bits 30-26, 23 */
+};
+
+/* Bits in Config1 */
+enum Config1Bits {
+ Cfg1_PM_Enable = 0x01,
+ Cfg1_VPD_Enable = 0x02,
+ Cfg1_PIO = 0x04,
+ Cfg1_MMIO = 0x08,
+ LWAKE = 0x10, /* not on 8139, 8139A */
+ Cfg1_Driver_Load = 0x20,
+ Cfg1_LED0 = 0x40,
+ Cfg1_LED1 = 0x80,
+ SLEEP = (1 << 1), /* only on 8139, 8139A */
+ PWRDN = (1 << 0), /* only on 8139, 8139A */
+};
+
+/* Bits in Config3 */
+enum Config3Bits {
+ Cfg3_FBtBEn = (1 << 0), /* 1 = Fast Back to Back */
+ Cfg3_FuncRegEn = (1 << 1), /* 1 = enable CardBus Function registers */
+ Cfg3_CLKRUN_En = (1 << 2), /* 1 = enable CLKRUN */
+ Cfg3_CardB_En = (1 << 3), /* 1 = enable CardBus registers */
+ Cfg3_LinkUp = (1 << 4), /* 1 = wake up on link up */
+ Cfg3_Magic = (1 << 5), /* 1 = wake up on Magic Packet (tm) */
+ Cfg3_PARM_En = (1 << 6), /* 0 = software can set twister parameters */
+ Cfg3_GNTSel = (1 << 7), /* 1 = delay 1 clock from PCI GNT signal */
+};
+
+/* Bits in Config4 */
+enum Config4Bits {
+ LWPTN = (1 << 2), /* not on 8139, 8139A */
+};
+
+/* Bits in Config5 */
+enum Config5Bits {
+ Cfg5_PME_STS = (1 << 0), /* 1 = PCI reset resets PME_Status */
+ Cfg5_LANWake = (1 << 1), /* 1 = enable LANWake signal */
+ Cfg5_LDPS = (1 << 2), /* 0 = save power when link is down */
+ Cfg5_FIFOAddrPtr= (1 << 3), /* Realtek internal SRAM testing */
+ Cfg5_UWF = (1 << 4), /* 1 = accept unicast wakeup frame */
+ Cfg5_MWF = (1 << 5), /* 1 = accept multicast wakeup frame */
+ Cfg5_BWF = (1 << 6), /* 1 = accept broadcast wakeup frame */
+};
+
+enum RxConfigBits {
+ /* rx fifo threshold */
+ RxCfgFIFOShift = 13,
+ RxCfgFIFONone = (7 << RxCfgFIFOShift),
+
+ /* Max DMA burst */
+ RxCfgDMAShift = 8,
+ RxCfgDMAUnlimited = (7 << RxCfgDMAShift),
+
+ /* rx ring buffer length */
+ RxCfgRcv8K = 0,
+ RxCfgRcv16K = (1 << 11),
+ RxCfgRcv32K = (1 << 12),
+ RxCfgRcv64K = (1 << 11) | (1 << 12),
+
+ /* Disable packet wrap at end of Rx buffer. (not possible with 64k) */
+ RxNoWrap = (1 << 7),
+};
+
+/* Twister tuning parameters from RealTek.
+ Completely undocumented, but required to tune bad links on some boards. */
+enum CSCRBits {
+ CSCR_LinkOKBit = 0x0400,
+ CSCR_LinkChangeBit = 0x0800,
+ CSCR_LinkStatusBits = 0x0f000,
+ CSCR_LinkDownOffCmd = 0x003c0,
+ CSCR_LinkDownCmd = 0x0f3c0,
+};
+
+enum Cfg9346Bits {
+ Cfg9346_Lock = 0x00,
+ Cfg9346_Unlock = 0xC0,
+};
+
+typedef enum {
+ CH_8139 = 0,
+ CH_8139_K,
+ CH_8139A,
+ CH_8139A_G,
+ CH_8139B,
+ CH_8130,
+ CH_8139C,
+ CH_8100,
+ CH_8100B_8139D,
+ CH_8101,
+} chip_t;
+
+enum chip_flags {
+ HasHltClk = (1 << 0),
+ HasLWake = (1 << 1),
+};
+
+#define HW_REVID(b30, b29, b28, b27, b26, b23, b22) \
+ (b30<<30 | b29<<29 | b28<<28 | b27<<27 | b26<<26 | b23<<23 | b22<<22)
+#define HW_REVID_MASK HW_REVID(1, 1, 1, 1, 1, 1, 1)
+
+/* directly indexed by chip_t, above */
+static const struct {
+ const char *name;
+ u32 version; /* from RTL8139C/RTL8139D docs */
+ u32 flags;
+} rtl_chip_info[] = {
+ { "RTL-8139",
+ HW_REVID(1, 0, 0, 0, 0, 0, 0),
+ HasHltClk,
+ },
+
+ { "RTL-8139 rev K",
+ HW_REVID(1, 1, 0, 0, 0, 0, 0),
+ HasHltClk,
+ },
+
+ { "RTL-8139A",
+ HW_REVID(1, 1, 1, 0, 0, 0, 0),
+ HasHltClk, /* XXX undocumented? */
+ },
+
+ { "RTL-8139A rev G",
+ HW_REVID(1, 1, 1, 0, 0, 1, 0),
+ HasHltClk, /* XXX undocumented? */
+ },
+
+ { "RTL-8139B",
+ HW_REVID(1, 1, 1, 1, 0, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8130",
+ HW_REVID(1, 1, 1, 1, 1, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8139C",
+ HW_REVID(1, 1, 1, 0, 1, 0, 0),
+ HasLWake,
+ },
+
+ { "RTL-8100",
+ HW_REVID(1, 1, 1, 1, 0, 1, 0),
+ HasLWake,
+ },
+
+ { "RTL-8100B/8139D",
+ HW_REVID(1, 1, 1, 0, 1, 0, 1),
+ HasHltClk /* XXX undocumented? */
+ | HasLWake,
+ },
+
+ { "RTL-8101",
+ HW_REVID(1, 1, 1, 0, 1, 1, 1),
+ HasLWake,
+ },
+};
+
+struct rtl_extra_stats {
+ unsigned long early_rx;
+ unsigned long tx_buf_mapped;
+ unsigned long tx_timeouts;
+ unsigned long rx_lost_in_ring;
+};
+
+struct rtl8139_private {
+ void __iomem *mmio_addr;
+ int drv_flags;
+ struct pci_dev *pci_dev;
+ u32 msg_enable;
+ struct napi_struct napi;
+ struct net_device *dev;
+
+ unsigned char *rx_ring;
+ unsigned int cur_rx; /* RX buf index of next pkt */
+ dma_addr_t rx_ring_dma;
+
+ unsigned int tx_flag;
+ unsigned long cur_tx;
+ unsigned long dirty_tx;
+ unsigned char *tx_buf[NUM_TX_DESC]; /* Tx bounce buffers */
+ unsigned char *tx_bufs; /* Tx bounce buffer region. */
+ dma_addr_t tx_bufs_dma;
+
+ signed char phys[4]; /* MII device addresses. */
+
+ /* Twister tune state. */
+ char twistie, twist_row, twist_col;
+
+ unsigned int watchdog_fired : 1;
+ unsigned int default_port : 4; /* Last dev->if_port value. */
+ unsigned int have_thread : 1;
+
+ spinlock_t lock;
+ spinlock_t rx_lock;
+
+ chip_t chipset;
+ u32 rx_config;
+ struct rtl_extra_stats xstats;
+
+ struct delayed_work thread;
+
+ struct mii_if_info mii;
+ unsigned int regs_len;
+ unsigned long fifo_copy_timeout;
+};
+
+MODULE_AUTHOR ("Jeff Garzik <jgarzik@pobox.com>");
+MODULE_DESCRIPTION ("RealTek RTL-8139 Fast Ethernet driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+module_param(use_io, int, 0);
+MODULE_PARM_DESC(use_io, "Force use of I/O access mode. 0=MMIO 1=PIO");
+module_param(multicast_filter_limit, int, 0);
+module_param_array(media, int, NULL, 0);
+module_param_array(full_duplex, int, NULL, 0);
+module_param(debug, int, 0);
+MODULE_PARM_DESC (debug, "8139too bitmapped message enable number");
+MODULE_PARM_DESC (multicast_filter_limit, "8139too maximum number of filtered multicast addresses");
+MODULE_PARM_DESC (media, "8139too: Bits 4+9: force full duplex, bit 5: 100Mbps");
+MODULE_PARM_DESC (full_duplex, "8139too: Force full duplex for board(s) (1)");
+
+static int read_eeprom (void __iomem *ioaddr, int location, int addr_len);
+static int rtl8139_open (struct net_device *dev);
+static int mdio_read (struct net_device *dev, int phy_id, int location);
+static void mdio_write (struct net_device *dev, int phy_id, int location,
+ int val);
+static void rtl8139_start_thread(struct rtl8139_private *tp);
+static void rtl8139_tx_timeout (struct net_device *dev);
+static void rtl8139_init_ring (struct net_device *dev);
+static netdev_tx_t rtl8139_start_xmit (struct sk_buff *skb,
+ struct net_device *dev);
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void rtl8139_poll_controller(struct net_device *dev);
+#endif
+static int rtl8139_set_mac_address(struct net_device *dev, void *p);
+static int rtl8139_poll(struct napi_struct *napi, int budget);
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance);
+static int rtl8139_close (struct net_device *dev);
+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
+static struct net_device_stats *rtl8139_get_stats (struct net_device *dev);
+static void rtl8139_set_rx_mode (struct net_device *dev);
+static void __set_rx_mode (struct net_device *dev);
+static void rtl8139_hw_start (struct net_device *dev);
+static void rtl8139_thread (struct work_struct *work);
+static void rtl8139_tx_timeout_task(struct work_struct *work);
+static const struct ethtool_ops rtl8139_ethtool_ops;
+
+/* write MMIO register, with flush */
+/* Flush avoids rtl8139 bug w/ posted MMIO writes */
+#define RTL_W8_F(reg, val8) do { iowrite8 ((val8), ioaddr + (reg)); ioread8 (ioaddr + (reg)); } while (0)
+#define RTL_W16_F(reg, val16) do { iowrite16 ((val16), ioaddr + (reg)); ioread16 (ioaddr + (reg)); } while (0)
+#define RTL_W32_F(reg, val32) do { iowrite32 ((val32), ioaddr + (reg)); ioread32 (ioaddr + (reg)); } while (0)
+
+/* write MMIO register */
+#define RTL_W8(reg, val8) iowrite8 ((val8), ioaddr + (reg))
+#define RTL_W16(reg, val16) iowrite16 ((val16), ioaddr + (reg))
+#define RTL_W32(reg, val32) iowrite32 ((val32), ioaddr + (reg))
+
+/* read MMIO register */
+#define RTL_R8(reg) ioread8 (ioaddr + (reg))
+#define RTL_R16(reg) ioread16 (ioaddr + (reg))
+#define RTL_R32(reg) ((unsigned long) ioread32 (ioaddr + (reg)))
+
+
+static const u16 rtl8139_intr_mask =
+ PCIErr | PCSTimeout | RxUnderrun | RxOverflow | RxFIFOOver |
+ TxErr | TxOK | RxErr | RxOK;
+
+static const u16 rtl8139_norx_intr_mask =
+ PCIErr | PCSTimeout | RxUnderrun |
+ TxErr | TxOK | RxErr ;
+
+#if RX_BUF_IDX == 0
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv8K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 1
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv16K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 2
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv32K | RxNoWrap |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#elif RX_BUF_IDX == 3
+static const unsigned int rtl8139_rx_config =
+ RxCfgRcv64K |
+ (RX_FIFO_THRESH << RxCfgFIFOShift) |
+ (RX_DMA_BURST << RxCfgDMAShift);
+#else
+#error "Invalid configuration for 8139_RXBUF_IDX"
+#endif
+
+static const unsigned int rtl8139_tx_config =
+ TxIFG96 | (TX_DMA_BURST << TxDMAShift) | (TX_RETRY << TxRetryShift);
+
+static void __rtl8139_cleanup_dev (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev;
+
+ assert (dev != NULL);
+ assert (tp->pci_dev != NULL);
+ pdev = tp->pci_dev;
+
+ if (tp->mmio_addr)
+ pci_iounmap (pdev, tp->mmio_addr);
+
+ /* it's ok to call this even if we have no regions to free */
+ pci_release_regions (pdev);
+
+ free_netdev(dev);
+ pci_set_drvdata (pdev, NULL);
+}
+
+
+static void rtl8139_chip_reset (void __iomem *ioaddr)
+{
+ int i;
+
+ /* Soft reset the chip. */
+ RTL_W8 (ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 1000; i > 0; i--) {
+ barrier();
+ if ((RTL_R8 (ChipCmd) & CmdReset) == 0)
+ break;
+ udelay (10);
+ }
+}
+
+
+static __devinit struct net_device * rtl8139_init_board (struct pci_dev *pdev)
+{
+ void __iomem *ioaddr;
+ struct net_device *dev;
+ struct rtl8139_private *tp;
+ u8 tmp8;
+ int rc, disable_dev_on_err = 0;
+ unsigned int i;
+ unsigned long pio_start, pio_end, pio_flags, pio_len;
+ unsigned long mmio_start, mmio_end, mmio_flags, mmio_len;
+ u32 version;
+
+ assert (pdev != NULL);
+
+ /* dev and priv zeroed in alloc_etherdev */
+ dev = alloc_etherdev (sizeof (*tp));
+ if (dev == NULL) {
+ dev_err(&pdev->dev, "Unable to alloc new net device\n");
+ return ERR_PTR(-ENOMEM);
+ }
+ SET_NETDEV_DEV(dev, &pdev->dev);
+
+ tp = netdev_priv(dev);
+ tp->pci_dev = pdev;
+
+ /* enable device (incl. PCI PM wakeup and hotplug setup) */
+ rc = pci_enable_device (pdev);
+ if (rc)
+ goto err_out;
+
+ pio_start = pci_resource_start (pdev, 0);
+ pio_end = pci_resource_end (pdev, 0);
+ pio_flags = pci_resource_flags (pdev, 0);
+ pio_len = pci_resource_len (pdev, 0);
+
+ mmio_start = pci_resource_start (pdev, 1);
+ mmio_end = pci_resource_end (pdev, 1);
+ mmio_flags = pci_resource_flags (pdev, 1);
+ mmio_len = pci_resource_len (pdev, 1);
+
+ /* set this immediately, we need to know before
+ * we talk to the chip directly */
+ pr_debug("PIO region size == 0x%02lX\n", pio_len);
+ pr_debug("MMIO region size == 0x%02lX\n", mmio_len);
+
+retry:
+ if (use_io) {
+ /* make sure PCI base addr 0 is PIO */
+ if (!(pio_flags & IORESOURCE_IO)) {
+ dev_err(&pdev->dev, "region #0 not a PIO resource, aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ /* check for weird/broken PCI region reporting */
+ if (pio_len < RTL_MIN_IO_SIZE) {
+ dev_err(&pdev->dev, "Invalid PCI I/O region size(s), aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ } else {
+ /* make sure PCI base addr 1 is MMIO */
+ if (!(mmio_flags & IORESOURCE_MEM)) {
+ dev_err(&pdev->dev, "region #1 not an MMIO resource, aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ if (mmio_len < RTL_MIN_IO_SIZE) {
+ dev_err(&pdev->dev, "Invalid PCI mem region size(s), aborting\n");
+ rc = -ENODEV;
+ goto err_out;
+ }
+ }
+
+ rc = pci_request_regions (pdev, DRV_NAME);
+ if (rc)
+ goto err_out;
+ disable_dev_on_err = 1;
+
+ /* enable PCI bus-mastering */
+ pci_set_master (pdev);
+
+ if (use_io) {
+ ioaddr = pci_iomap(pdev, 0, 0);
+ if (!ioaddr) {
+ dev_err(&pdev->dev, "cannot map PIO, aborting\n");
+ rc = -EIO;
+ goto err_out;
+ }
+ dev->base_addr = pio_start;
+ tp->regs_len = pio_len;
+ } else {
+ /* ioremap MMIO region */
+ ioaddr = pci_iomap(pdev, 1, 0);
+ if (ioaddr == NULL) {
+ dev_err(&pdev->dev, "cannot remap MMIO, trying PIO\n");
+ pci_release_regions(pdev);
+ use_io = 1;
+ goto retry;
+ }
+ dev->base_addr = (long) ioaddr;
+ tp->regs_len = mmio_len;
+ }
+ tp->mmio_addr = ioaddr;
+
+ /* Bring old chips out of low-power mode. */
+ RTL_W8 (HltClk, 'R');
+
+ /* check for missing/broken hardware */
+ if (RTL_R32 (TxConfig) == 0xFFFFFFFF) {
+ dev_err(&pdev->dev, "Chip not responding, ignoring board\n");
+ rc = -EIO;
+ goto err_out;
+ }
+
+ /* identify chip attached to board */
+ version = RTL_R32 (TxConfig) & HW_REVID_MASK;
+ for (i = 0; i < ARRAY_SIZE (rtl_chip_info); i++)
+ if (version == rtl_chip_info[i].version) {
+ tp->chipset = i;
+ goto match;
+ }
+
+ /* if unknown chip, assume array element #0, original RTL-8139 in this case */
+ dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");
+ dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));
+ tp->chipset = 0;
+
+match:
+ pr_debug("chipset id (%d) == index %d, '%s'\n",
+ version, i, rtl_chip_info[i].name);
+
+ if (tp->chipset >= CH_8139B) {
+ u8 new_tmp8 = tmp8 = RTL_R8 (Config1);
+ pr_debug("PCI PM wakeup\n");
+ if ((rtl_chip_info[tp->chipset].flags & HasLWake) &&
+ (tmp8 & LWAKE))
+ new_tmp8 &= ~LWAKE;
+ new_tmp8 |= Cfg1_PM_Enable;
+ if (new_tmp8 != tmp8) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config1, tmp8);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ }
+ if (rtl_chip_info[tp->chipset].flags & HasLWake) {
+ tmp8 = RTL_R8 (Config4);
+ if (tmp8 & LWPTN) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config4, tmp8 & ~LWPTN);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ }
+ }
+ } else {
+ pr_debug("Old chip wakeup\n");
+ tmp8 = RTL_R8 (Config1);
+ tmp8 &= ~(SLEEP | PWRDN);
+ RTL_W8 (Config1, tmp8);
+ }
+
+ rtl8139_chip_reset (ioaddr);
+
+ return dev;
+
+err_out:
+ __rtl8139_cleanup_dev (dev);
+ if (disable_dev_on_err)
+ pci_disable_device (pdev);
+ return ERR_PTR(rc);
+}
+
+static const struct net_device_ops rtl8139_netdev_ops = {
+ .ndo_open = rtl8139_open,
+ .ndo_stop = rtl8139_close,
+ .ndo_get_stats = rtl8139_get_stats,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = rtl8139_set_mac_address,
+ .ndo_start_xmit = rtl8139_start_xmit,
+ .ndo_set_multicast_list = rtl8139_set_rx_mode,
+ .ndo_do_ioctl = netdev_ioctl,
+ .ndo_tx_timeout = rtl8139_tx_timeout,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = rtl8139_poll_controller,
+#endif
+};
+
+static int __devinit rtl8139_init_one (struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ struct net_device *dev = NULL;
+ struct rtl8139_private *tp;
+ int i, addr_len, option;
+ void __iomem *ioaddr;
+ static int board_idx = -1;
+
+ assert (pdev != NULL);
+ assert (ent != NULL);
+
+ board_idx++;
+
+ /* when we're built into the kernel, the driver version message
+ * is only printed if at least one 8139 board has been found
+ */
+#ifndef MODULE
+ {
+ static int printed_version;
+ if (!printed_version++)
+ pr_info(RTL8139_DRIVER_NAME "\n");
+ }
+#endif
+
+ if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
+ pdev->device == PCI_DEVICE_ID_REALTEK_8139 && pdev->revision >= 0x20) {
+ dev_info(&pdev->dev,
+ "This (id %04x:%04x rev %02x) is an enhanced 8139C+ chip, use 8139cp\n",
+ pdev->vendor, pdev->device, pdev->revision);
+ return -ENODEV;
+ }
+
+ if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
+ pdev->device == PCI_DEVICE_ID_REALTEK_8139 &&
+ pdev->subsystem_vendor == PCI_VENDOR_ID_ATHEROS &&
+ pdev->subsystem_device == PCI_DEVICE_ID_REALTEK_8139) {
+ pr_info("OQO Model 2 detected. Forcing PIO\n");
+ use_io = 1;
+ }
+
+ dev = rtl8139_init_board (pdev);
+ if (IS_ERR(dev))
+ return PTR_ERR(dev);
+
+ assert (dev != NULL);
+ tp = netdev_priv(dev);
+ tp->dev = dev;
+
+ ioaddr = tp->mmio_addr;
+ assert (ioaddr != NULL);
+
+ addr_len = read_eeprom (ioaddr, 0, 8) == 0x8129 ? 8 : 6;
+ for (i = 0; i < 3; i++)
+ ((__le16 *) (dev->dev_addr))[i] =
+ cpu_to_le16(read_eeprom (ioaddr, i + 7, addr_len));
+ memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
+ /* The Rtl8139-specific entries in the device structure. */
+ dev->netdev_ops = &rtl8139_netdev_ops;
+ dev->ethtool_ops = &rtl8139_ethtool_ops;
+ dev->watchdog_timeo = TX_TIMEOUT;
+ netif_napi_add(dev, &tp->napi, rtl8139_poll, 64);
+
+ /* note: the hardware is not capable of sg/csum/highdma, however
+ * through the use of skb_copy_and_csum_dev we enable these
+ * features
+ */
+ dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA;
+
+ dev->irq = pdev->irq;
+
+ /* tp zeroed and aligned in alloc_etherdev */
+ tp = netdev_priv(dev);
+
+ /* note: tp->chipset set in rtl8139_init_board */
+ tp->drv_flags = board_info[ent->driver_data].hw_flags;
+ tp->mmio_addr = ioaddr;
+ tp->msg_enable =
+ (debug < 0 ? RTL8139_DEF_MSG_ENABLE : ((1 << debug) - 1));
+ spin_lock_init (&tp->lock);
+ spin_lock_init (&tp->rx_lock);
+ INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
+ tp->mii.dev = dev;
+ tp->mii.mdio_read = mdio_read;
+ tp->mii.mdio_write = mdio_write;
+ tp->mii.phy_id_mask = 0x3f;
+ tp->mii.reg_num_mask = 0x1f;
+
+ /* dev is fully set up and ready to use now */
+ pr_debug("about to register device named %s (%p)...\n",
+ dev->name, dev);
+ i = register_netdev (dev);
+ if (i) goto err_out;
+
+ pci_set_drvdata (pdev, dev);
+
+ netdev_info(dev, "%s at 0x%lx, %pM, IRQ %d\n",
+ board_info[ent->driver_data].name,
+ dev->base_addr, dev->dev_addr, dev->irq);
+
+ netdev_dbg(dev, "Identified 8139 chip type '%s'\n",
+ rtl_chip_info[tp->chipset].name);
+
+ /* Find the connected MII xcvrs.
+ Doing this in open() would allow detecting external xcvrs later, but
+ takes too much time. */
+#ifdef CONFIG_8139TOO_8129
+ if (tp->drv_flags & HAS_MII_XCVR) {
+ int phy, phy_idx = 0;
+ for (phy = 0; phy < 32 && phy_idx < sizeof(tp->phys); phy++) {
+ int mii_status = mdio_read(dev, phy, 1);
+ if (mii_status != 0xffff && mii_status != 0x0000) {
+ u16 advertising = mdio_read(dev, phy, 4);
+ tp->phys[phy_idx++] = phy;
+ netdev_info(dev, "MII transceiver %d status 0x%04x advertising %04x\n",
+ phy, mii_status, advertising);
+ }
+ }
+ if (phy_idx == 0) {
+ netdev_info(dev, "No MII transceivers found! Assuming SYM transceiver\n");
+ tp->phys[0] = 32;
+ }
+ } else
+#endif
+ tp->phys[0] = 32;
+ tp->mii.phy_id = tp->phys[0];
+
+ /* The lower four bits are the media type. */
+ option = (board_idx >= MAX_UNITS) ? 0 : media[board_idx];
+ if (option > 0) {
+ tp->mii.full_duplex = (option & 0x210) ? 1 : 0;
+ tp->default_port = option & 0xFF;
+ if (tp->default_port)
+ tp->mii.force_media = 1;
+ }
+ if (board_idx < MAX_UNITS && full_duplex[board_idx] > 0)
+ tp->mii.full_duplex = full_duplex[board_idx];
+ if (tp->mii.full_duplex) {
+ netdev_info(dev, "Media type forced to Full Duplex\n");
+ /* Changing the MII-advertised media because might prevent
+ re-connection. */
+ tp->mii.force_media = 1;
+ }
+ if (tp->default_port) {
+ netdev_info(dev, " Forcing %dMbps %s-duplex operation\n",
+ (option & 0x20 ? 100 : 10),
+ (option & 0x10 ? "full" : "half"));
+ mdio_write(dev, tp->phys[0], 0,
+ ((option & 0x20) ? 0x2000 : 0) | /* 100Mbps? */
+ ((option & 0x10) ? 0x0100 : 0)); /* Full duplex? */
+ }
+
+ /* Put the chip into low-power mode. */
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'H'); /* 'R' would leave the clock running. */
+
+ return 0;
+
+err_out:
+ __rtl8139_cleanup_dev (dev);
+ pci_disable_device (pdev);
+ return i;
+}
+
+
+static void __devexit rtl8139_remove_one (struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+
+ assert (dev != NULL);
+
+ flush_scheduled_work();
+
+ unregister_netdev (dev);
+
+ __rtl8139_cleanup_dev (dev);
+ pci_disable_device (pdev);
+}
+
+
+/* Serial EEPROM section. */
+
+/* EEPROM_Ctrl bits. */
+#define EE_SHIFT_CLK 0x04 /* EEPROM shift clock. */
+#define EE_CS 0x08 /* EEPROM chip select. */
+#define EE_DATA_WRITE 0x02 /* EEPROM chip data in. */
+#define EE_WRITE_0 0x00
+#define EE_WRITE_1 0x02
+#define EE_DATA_READ 0x01 /* EEPROM chip data out. */
+#define EE_ENB (0x80 | EE_CS)
+
+/* Delay between EEPROM clock transitions.
+ No extra delay is needed with 33Mhz PCI, but 66Mhz may change this.
+ */
+
+#define eeprom_delay() (void)RTL_R32(Cfg9346)
+
+/* The EEPROM commands include the alway-set leading bit. */
+#define EE_WRITE_CMD (5)
+#define EE_READ_CMD (6)
+#define EE_ERASE_CMD (7)
+
+static int __devinit read_eeprom (void __iomem *ioaddr, int location, int addr_len)
+{
+ int i;
+ unsigned retval = 0;
+ int read_cmd = location | (EE_READ_CMD << addr_len);
+
+ RTL_W8 (Cfg9346, EE_ENB & ~EE_CS);
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+
+ /* Shift the read command bits out. */
+ for (i = 4 + addr_len; i >= 0; i--) {
+ int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
+ RTL_W8 (Cfg9346, EE_ENB | dataval);
+ eeprom_delay ();
+ RTL_W8 (Cfg9346, EE_ENB | dataval | EE_SHIFT_CLK);
+ eeprom_delay ();
+ }
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+
+ for (i = 16; i > 0; i--) {
+ RTL_W8 (Cfg9346, EE_ENB | EE_SHIFT_CLK);
+ eeprom_delay ();
+ retval =
+ (retval << 1) | ((RTL_R8 (Cfg9346) & EE_DATA_READ) ? 1 :
+ 0);
+ RTL_W8 (Cfg9346, EE_ENB);
+ eeprom_delay ();
+ }
+
+ /* Terminate the EEPROM access. */
+ RTL_W8 (Cfg9346, ~EE_CS);
+ eeprom_delay ();
+
+ return retval;
+}
+
+/* MII serial management: mostly bogus for now. */
+/* Read and write the MII management registers using software-generated
+ serial MDIO protocol.
+ The maximum data clock rate is 2.5 Mhz. The minimum timing is usually
+ met by back-to-back PCI I/O cycles, but we insert a delay to avoid
+ "overclocking" issues. */
+#define MDIO_DIR 0x80
+#define MDIO_DATA_OUT 0x04
+#define MDIO_DATA_IN 0x02
+#define MDIO_CLK 0x01
+#define MDIO_WRITE0 (MDIO_DIR)
+#define MDIO_WRITE1 (MDIO_DIR | MDIO_DATA_OUT)
+
+#define mdio_delay() RTL_R8(Config4)
+
+
+static const char mii_2_8139_map[8] = {
+ BasicModeCtrl,
+ BasicModeStatus,
+ 0,
+ 0,
+ NWayAdvert,
+ NWayLPAR,
+ NWayExpansion,
+ 0
+};
+
+
+#ifdef CONFIG_8139TOO_8129
+/* Syncronize the MII management interface by shifting 32 one bits out. */
+static void mdio_sync (void __iomem *ioaddr)
+{
+ int i;
+
+ for (i = 32; i >= 0; i--) {
+ RTL_W8 (Config4, MDIO_WRITE1);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_WRITE1 | MDIO_CLK);
+ mdio_delay ();
+ }
+}
+#endif
+
+static int mdio_read (struct net_device *dev, int phy_id, int location)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int retval = 0;
+#ifdef CONFIG_8139TOO_8129
+ void __iomem *ioaddr = tp->mmio_addr;
+ int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location;
+ int i;
+#endif
+
+ if (phy_id > 31) { /* Really a 8139. Use internal registers. */
+ void __iomem *ioaddr = tp->mmio_addr;
+ return location < 8 && mii_2_8139_map[location] ?
+ RTL_R16 (mii_2_8139_map[location]) : 0;
+ }
+
+#ifdef CONFIG_8139TOO_8129
+ mdio_sync (ioaddr);
+ /* Shift the read command bits out. */
+ for (i = 15; i >= 0; i--) {
+ int dataval = (mii_cmd & (1 << i)) ? MDIO_DATA_OUT : 0;
+
+ RTL_W8 (Config4, MDIO_DIR | dataval);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_DIR | dataval | MDIO_CLK);
+ mdio_delay ();
+ }
+
+ /* Read the two transition, 16 data, and wire-idle bits. */
+ for (i = 19; i > 0; i--) {
+ RTL_W8 (Config4, 0);
+ mdio_delay ();
+ retval = (retval << 1) | ((RTL_R8 (Config4) & MDIO_DATA_IN) ? 1 : 0);
+ RTL_W8 (Config4, MDIO_CLK);
+ mdio_delay ();
+ }
+#endif
+
+ return (retval >> 1) & 0xffff;
+}
+
+
+static void mdio_write (struct net_device *dev, int phy_id, int location,
+ int value)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+#ifdef CONFIG_8139TOO_8129
+ void __iomem *ioaddr = tp->mmio_addr;
+ int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location << 18) | value;
+ int i;
+#endif
+
+ if (phy_id > 31) { /* Really a 8139. Use internal registers. */
+ void __iomem *ioaddr = tp->mmio_addr;
+ if (location == 0) {
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W16 (BasicModeCtrl, value);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+ } else if (location < 8 && mii_2_8139_map[location])
+ RTL_W16 (mii_2_8139_map[location], value);
+ return;
+ }
+
+#ifdef CONFIG_8139TOO_8129
+ mdio_sync (ioaddr);
+
+ /* Shift the command bits out. */
+ for (i = 31; i >= 0; i--) {
+ int dataval =
+ (mii_cmd & (1 << i)) ? MDIO_WRITE1 : MDIO_WRITE0;
+ RTL_W8 (Config4, dataval);
+ mdio_delay ();
+ RTL_W8 (Config4, dataval | MDIO_CLK);
+ mdio_delay ();
+ }
+ /* Clear out extra bits. */
+ for (i = 2; i > 0; i--) {
+ RTL_W8 (Config4, 0);
+ mdio_delay ();
+ RTL_W8 (Config4, MDIO_CLK);
+ mdio_delay ();
+ }
+#endif
+}
+
+
+static int rtl8139_open (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int retval;
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ retval = request_irq (dev->irq, rtl8139_interrupt, IRQF_SHARED, dev->name, dev);
+ if (retval)
+ return retval;
+
+ tp->tx_bufs = dma_alloc_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ &tp->tx_bufs_dma, GFP_KERNEL);
+ tp->rx_ring = dma_alloc_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ &tp->rx_ring_dma, GFP_KERNEL);
+ if (tp->tx_bufs == NULL || tp->rx_ring == NULL) {
+ free_irq(dev->irq, dev);
+
+ if (tp->tx_bufs)
+ dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ tp->tx_bufs, tp->tx_bufs_dma);
+ if (tp->rx_ring)
+ dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ tp->rx_ring, tp->rx_ring_dma);
+
+ return -ENOMEM;
+
+ }
+
+ napi_enable(&tp->napi);
+
+ tp->mii.full_duplex = tp->mii.force_media;
+ tp->tx_flag = (TX_FIFO_THRESH << 11) & 0x003f0000;
+
+ rtl8139_init_ring (dev);
+ rtl8139_hw_start (dev);
+ netif_start_queue (dev);
+
+ netif_dbg(tp, ifup, dev,
+ "%s() ioaddr %#llx IRQ %d GP Pins %02x %s-duplex\n",
+ __func__,
+ (unsigned long long)pci_resource_start (tp->pci_dev, 1),
+ dev->irq, RTL_R8 (MediaStatus),
+ tp->mii.full_duplex ? "full" : "half");
+
+ rtl8139_start_thread(tp);
+
+ return 0;
+}
+
+
+static void rtl_check_media (struct net_device *dev, unsigned int init_media)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ if (tp->phys[0] >= 0) {
+ mii_check_media(&tp->mii, netif_msg_link(tp), init_media);
+ }
+}
+
+/* Start the hardware at open or resume. */
+static void rtl8139_hw_start (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 i;
+ u8 tmp;
+
+ /* Bring old chips out of low-power mode. */
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'R');
+
+ rtl8139_chip_reset (ioaddr);
+
+ /* unlock Config[01234] and BMCR register writes */
+ RTL_W8_F (Cfg9346, Cfg9346_Unlock);
+ /* Restore our idea of the MAC address. */
+ RTL_W32_F (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0)));
+ RTL_W32_F (MAC0 + 4, le16_to_cpu (*(__le16 *) (dev->dev_addr + 4)));
+
+ tp->cur_rx = 0;
+
+ /* init Rx ring buffer DMA address */
+ RTL_W32_F (RxBuf, tp->rx_ring_dma);
+
+ /* Must enable Tx/Rx before setting transfer thresholds! */
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
+ RTL_W32 (RxConfig, tp->rx_config);
+ RTL_W32 (TxConfig, rtl8139_tx_config);
+
+ rtl_check_media (dev, 1);
+
+ if (tp->chipset >= CH_8139B) {
+ /* Disable magic packet scanning, which is enabled
+ * when PM is enabled in Config1. It can be reenabled
+ * via ETHTOOL_SWOL if desired. */
+ RTL_W8 (Config3, RTL_R8 (Config3) & ~Cfg3_Magic);
+ }
+
+ netdev_dbg(dev, "init buffer addresses\n");
+
+ /* Lock Config[01234] and BMCR register writes */
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ /* init Tx buffer DMA addresses */
+ for (i = 0; i < NUM_TX_DESC; i++)
+ RTL_W32_F (TxAddr0 + (i * 4), tp->tx_bufs_dma + (tp->tx_buf[i] - tp->tx_bufs));
+
+ RTL_W32 (RxMissed, 0);
+
+ rtl8139_set_rx_mode (dev);
+
+ /* no early-rx interrupts */
+ RTL_W16 (MultiIntr, RTL_R16 (MultiIntr) & MultiIntrClear);
+
+ /* make sure RxTx has started */
+ tmp = RTL_R8 (ChipCmd);
+ if ((!(tmp & CmdRxEnb)) || (!(tmp & CmdTxEnb)))
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ /* Enable all known interrupts by setting the interrupt mask. */
+ RTL_W16 (IntrMask, rtl8139_intr_mask);
+}
+
+
+/* Initialize the Rx and Tx rings, along with various 'dev' bits. */
+static void rtl8139_init_ring (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int i;
+
+ tp->cur_rx = 0;
+ tp->cur_tx = 0;
+ tp->dirty_tx = 0;
+
+ for (i = 0; i < NUM_TX_DESC; i++)
+ tp->tx_buf[i] = &tp->tx_bufs[i * TX_BUF_SIZE];
+}
+
+
+/* This must be global for CONFIG_8139TOO_TUNE_TWISTER case */
+static int next_tick = 3 * HZ;
+
+#ifndef CONFIG_8139TOO_TUNE_TWISTER
+static inline void rtl8139_tune_twister (struct net_device *dev,
+ struct rtl8139_private *tp) {}
+#else
+enum TwisterParamVals {
+ PARA78_default = 0x78fa8388,
+ PARA7c_default = 0xcb38de43, /* param[0][3] */
+ PARA7c_xxx = 0xcb38de43,
+};
+
+static const unsigned long param[4][4] = {
+ {0xcb39de43, 0xcb39ce43, 0xfb38de03, 0xcb38de43},
+ {0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
+ {0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
+ {0xbb39de43, 0xbb39ce43, 0xbb39ce83, 0xbb39ce83}
+};
+
+static void rtl8139_tune_twister (struct net_device *dev,
+ struct rtl8139_private *tp)
+{
+ int linkcase;
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ /* This is a complicated state machine to configure the "twister" for
+ impedance/echos based on the cable length.
+ All of this is magic and undocumented.
+ */
+ switch (tp->twistie) {
+ case 1:
+ if (RTL_R16 (CSCR) & CSCR_LinkOKBit) {
+ /* We have link beat, let us tune the twister. */
+ RTL_W16 (CSCR, CSCR_LinkDownOffCmd);
+ tp->twistie = 2; /* Change to state 2. */
+ next_tick = HZ / 10;
+ } else {
+ /* Just put in some reasonable defaults for when beat returns. */
+ RTL_W16 (CSCR, CSCR_LinkDownCmd);
+ RTL_W32 (FIFOTMS, 0x20); /* Turn on cable test mode. */
+ RTL_W32 (PARA78, PARA78_default);
+ RTL_W32 (PARA7c, PARA7c_default);
+ tp->twistie = 0; /* Bail from future actions. */
+ }
+ break;
+ case 2:
+ /* Read how long it took to hear the echo. */
+ linkcase = RTL_R16 (CSCR) & CSCR_LinkStatusBits;
+ if (linkcase == 0x7000)
+ tp->twist_row = 3;
+ else if (linkcase == 0x3000)
+ tp->twist_row = 2;
+ else if (linkcase == 0x1000)
+ tp->twist_row = 1;
+ else
+ tp->twist_row = 0;
+ tp->twist_col = 0;
+ tp->twistie = 3; /* Change to state 2. */
+ next_tick = HZ / 10;
+ break;
+ case 3:
+ /* Put out four tuning parameters, one per 100msec. */
+ if (tp->twist_col == 0)
+ RTL_W16 (FIFOTMS, 0);
+ RTL_W32 (PARA7c, param[(int) tp->twist_row]
+ [(int) tp->twist_col]);
+ next_tick = HZ / 10;
+ if (++tp->twist_col >= 4) {
+ /* For short cables we are done.
+ For long cables (row == 3) check for mistune. */
+ tp->twistie =
+ (tp->twist_row == 3) ? 4 : 0;
+ }
+ break;
+ case 4:
+ /* Special case for long cables: check for mistune. */
+ if ((RTL_R16 (CSCR) &
+ CSCR_LinkStatusBits) == 0x7000) {
+ tp->twistie = 0;
+ break;
+ } else {
+ RTL_W32 (PARA7c, 0xfb38de03);
+ tp->twistie = 5;
+ next_tick = HZ / 10;
+ }
+ break;
+ case 5:
+ /* Retune for shorter cable (column 2). */
+ RTL_W32 (FIFOTMS, 0x20);
+ RTL_W32 (PARA78, PARA78_default);
+ RTL_W32 (PARA7c, PARA7c_default);
+ RTL_W32 (FIFOTMS, 0x00);
+ tp->twist_row = 2;
+ tp->twist_col = 0;
+ tp->twistie = 3;
+ next_tick = HZ / 10;
+ break;
+
+ default:
+ /* do nothing */
+ break;
+ }
+}
+#endif /* CONFIG_8139TOO_TUNE_TWISTER */
+
+static inline void rtl8139_thread_iter (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr)
+{
+ int mii_lpa;
+
+ mii_lpa = mdio_read (dev, tp->phys[0], MII_LPA);
+
+ if (!tp->mii.force_media && mii_lpa != 0xffff) {
+ int duplex = ((mii_lpa & LPA_100FULL) ||
+ (mii_lpa & 0x01C0) == 0x0040);
+ if (tp->mii.full_duplex != duplex) {
+ tp->mii.full_duplex = duplex;
+
+ if (mii_lpa) {
+ netdev_info(dev, "Setting %s-duplex based on MII #%d link partner ability of %04x\n",
+ tp->mii.full_duplex ? "full" : "half",
+ tp->phys[0], mii_lpa);
+ } else {
+ netdev_info(dev, "media is unconnected, link down, or incompatible connection\n");
+ }
+#if 0
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config1, tp->mii.full_duplex ? 0x60 : 0x20);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+#endif
+ }
+ }
+
+ next_tick = HZ * 60;
+
+ rtl8139_tune_twister (dev, tp);
+
+ netdev_dbg(dev, "Media selection tick, Link partner %04x\n",
+ RTL_R16(NWayLPAR));
+ netdev_dbg(dev, "Other registers are IntMask %04x IntStatus %04x\n",
+ RTL_R16(IntrMask), RTL_R16(IntrStatus));
+ netdev_dbg(dev, "Chip config %02x %02x\n",
+ RTL_R8(Config0), RTL_R8(Config1));
+}
+
+static void rtl8139_thread (struct work_struct *work)
+{
+ struct rtl8139_private *tp =
+ container_of(work, struct rtl8139_private, thread.work);
+ struct net_device *dev = tp->mii.dev;
+ unsigned long thr_delay = next_tick;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ if (tp->watchdog_fired) {
+ tp->watchdog_fired = 0;
+ rtl8139_tx_timeout_task(work);
+ } else
+ rtl8139_thread_iter(dev, tp, tp->mmio_addr);
+
+ if (tp->have_thread)
+ schedule_delayed_work(&tp->thread, thr_delay);
+out_unlock:
+ rtnl_unlock ();
+}
+
+static void rtl8139_start_thread(struct rtl8139_private *tp)
+{
+ tp->twistie = 0;
+ if (tp->chipset == CH_8139_K)
+ tp->twistie = 1;
+ else if (tp->drv_flags & HAS_LNK_CHNG)
+ return;
+
+ tp->have_thread = 1;
+ tp->watchdog_fired = 0;
+
+ schedule_delayed_work(&tp->thread, next_tick);
+}
+
+static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
+{
+ tp->cur_tx = 0;
+ tp->dirty_tx = 0;
+
+ /* XXX account for unsent Tx packets in tp->stats.tx_dropped */
+}
+
+static void rtl8139_tx_timeout_task (struct work_struct *work)
+{
+ struct rtl8139_private *tp =
+ container_of(work, struct rtl8139_private, thread.work);
+ struct net_device *dev = tp->mii.dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int i;
+ u8 tmp8;
+
+ netdev_dbg(dev, "Transmit timeout, status %02x %04x %04x media %02x\n",
+ RTL_R8(ChipCmd), RTL_R16(IntrStatus),
+ RTL_R16(IntrMask), RTL_R8(MediaStatus));
+ /* Emit info to figure out what went wrong. */
+ netdev_dbg(dev, "Tx queue start entry %ld dirty entry %ld\n",
+ tp->cur_tx, tp->dirty_tx);
+ for (i = 0; i < NUM_TX_DESC; i++)
+ netdev_dbg(dev, "Tx descriptor %d is %08lx%s\n",
+ i, RTL_R32(TxStatus0 + (i * 4)),
+ i == tp->dirty_tx % NUM_TX_DESC ?
+ " (queue head)" : "");
+
+ tp->xstats.tx_timeouts++;
+
+ /* disable Tx ASAP, if not already */
+ tmp8 = RTL_R8 (ChipCmd);
+ if (tmp8 & CmdTxEnb)
+ RTL_W8 (ChipCmd, CmdRxEnb);
+
+ spin_lock_bh(&tp->rx_lock);
+ /* Disable interrupts by clearing the interrupt mask. */
+ RTL_W16 (IntrMask, 0x0000);
+
+ /* Stop a shared interrupt from scavenging while we are. */
+ spin_lock_irq(&tp->lock);
+ rtl8139_tx_clear (tp);
+ spin_unlock_irq(&tp->lock);
+
+ /* ...and finally, reset everything */
+ if (netif_running(dev)) {
+ rtl8139_hw_start (dev);
+ netif_wake_queue (dev);
+ }
+ spin_unlock_bh(&tp->rx_lock);
+}
+
+static void rtl8139_tx_timeout (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ tp->watchdog_fired = 1;
+ if (!tp->have_thread) {
+ INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
+ schedule_delayed_work(&tp->thread, next_tick);
+ }
+}
+
+static netdev_tx_t rtl8139_start_xmit (struct sk_buff *skb,
+ struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int entry;
+ unsigned int len = skb->len;
+ unsigned long flags;
+
+ /* Calculate the next Tx descriptor entry. */
+ entry = tp->cur_tx % NUM_TX_DESC;
+
+ /* Note: the chip doesn't have auto-pad! */
+ if (likely(len < TX_BUF_SIZE)) {
+ if (len < ETH_ZLEN)
+ memset(tp->tx_buf[entry], 0, ETH_ZLEN);
+ skb_copy_and_csum_dev(skb, tp->tx_buf[entry]);
+ dev_kfree_skb(skb);
+ } else {
+ dev_kfree_skb(skb);
+ dev->stats.tx_dropped++;
+ return NETDEV_TX_OK;
+ }
+
+ spin_lock_irqsave(&tp->lock, flags);
+ /*
+ * Writing to TxStatus triggers a DMA transfer of the data
+ * copied to tp->tx_buf[entry] above. Use a memory barrier
+ * to make sure that the device sees the updated data.
+ */
+ wmb();
+ RTL_W32_F (TxStatus0 + (entry * sizeof (u32)),
+ tp->tx_flag | max(len, (unsigned int)ETH_ZLEN));
+
+ dev->trans_start = jiffies;
+
+ tp->cur_tx++;
+
+ if ((tp->cur_tx - NUM_TX_DESC) == tp->dirty_tx)
+ netif_stop_queue (dev);
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ netif_dbg(tp, tx_queued, dev, "Queued Tx packet size %u to slot %d\n",
+ len, entry);
+
+ return NETDEV_TX_OK;
+}
+
+
+static void rtl8139_tx_interrupt (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned long dirty_tx, tx_left;
+
+ assert (dev != NULL);
+ assert (ioaddr != NULL);
+
+ dirty_tx = tp->dirty_tx;
+ tx_left = tp->cur_tx - dirty_tx;
+ while (tx_left > 0) {
+ int entry = dirty_tx % NUM_TX_DESC;
+ int txstatus;
+
+ txstatus = RTL_R32 (TxStatus0 + (entry * sizeof (u32)));
+
+ if (!(txstatus & (TxStatOK | TxUnderrun | TxAborted)))
+ break; /* It still hasn't been Txed */
+
+ /* Note: TxCarrierLost is always asserted at 100mbps. */
+ if (txstatus & (TxOutOfWindow | TxAborted)) {
+ /* There was an major error, log it. */
+ netif_dbg(tp, tx_err, dev, "Transmit error, Tx status %08x\n",
+ txstatus);
+ dev->stats.tx_errors++;
+ if (txstatus & TxAborted) {
+ dev->stats.tx_aborted_errors++;
+ RTL_W32 (TxConfig, TxClearAbt);
+ RTL_W16 (IntrStatus, TxErr);
+ wmb();
+ }
+ if (txstatus & TxCarrierLost)
+ dev->stats.tx_carrier_errors++;
+ if (txstatus & TxOutOfWindow)
+ dev->stats.tx_window_errors++;
+ } else {
+ if (txstatus & TxUnderrun) {
+ /* Add 64 to the Tx FIFO threshold. */
+ if (tp->tx_flag < 0x00300000)
+ tp->tx_flag += 0x00020000;
+ dev->stats.tx_fifo_errors++;
+ }
+ dev->stats.collisions += (txstatus >> 24) & 15;
+ dev->stats.tx_bytes += txstatus & 0x7ff;
+ dev->stats.tx_packets++;
+ }
+
+ dirty_tx++;
+ tx_left--;
+ }
+
+#ifndef RTL8139_NDEBUG
+ if (tp->cur_tx - dirty_tx > NUM_TX_DESC) {
+ netdev_err(dev, "Out-of-sync dirty pointer, %ld vs. %ld\n",
+ dirty_tx, tp->cur_tx);
+ dirty_tx += NUM_TX_DESC;
+ }
+#endif /* RTL8139_NDEBUG */
+
+ /* only wake the queue if we did work, and the queue is stopped */
+ if (tp->dirty_tx != dirty_tx) {
+ tp->dirty_tx = dirty_tx;
+ mb();
+ netif_wake_queue (dev);
+ }
+}
+
+
+/* TODO: clean this up! Rx reset need not be this intensive */
+static void rtl8139_rx_err (u32 rx_status, struct net_device *dev,
+ struct rtl8139_private *tp, void __iomem *ioaddr)
+{
+ u8 tmp8;
+#ifdef CONFIG_8139_OLD_RX_RESET
+ int tmp_work;
+#endif
+
+ netif_dbg(tp, rx_err, dev, "Ethernet frame had errors, status %08x\n",
+ rx_status);
+ dev->stats.rx_errors++;
+ if (!(rx_status & RxStatusOK)) {
+ if (rx_status & RxTooLong) {
+ netdev_dbg(dev, "Oversized Ethernet frame, status %04x!\n",
+ rx_status);
+ /* A.C.: The chip hangs here. */
+ }
+ if (rx_status & (RxBadSymbol | RxBadAlign))
+ dev->stats.rx_frame_errors++;
+ if (rx_status & (RxRunt | RxTooLong))
+ dev->stats.rx_length_errors++;
+ if (rx_status & RxCRCErr)
+ dev->stats.rx_crc_errors++;
+ } else {
+ tp->xstats.rx_lost_in_ring++;
+ }
+
+#ifndef CONFIG_8139_OLD_RX_RESET
+ tmp8 = RTL_R8 (ChipCmd);
+ RTL_W8 (ChipCmd, tmp8 & ~CmdRxEnb);
+ RTL_W8 (ChipCmd, tmp8);
+ RTL_W32 (RxConfig, tp->rx_config);
+ tp->cur_rx = 0;
+#else
+ /* Reset the receiver, based on RealTek recommendation. (Bug?) */
+
+ /* disable receive */
+ RTL_W8_F (ChipCmd, CmdTxEnb);
+ tmp_work = 200;
+ while (--tmp_work > 0) {
+ udelay(1);
+ tmp8 = RTL_R8 (ChipCmd);
+ if (!(tmp8 & CmdRxEnb))
+ break;
+ }
+ if (tmp_work <= 0)
+ netdev_warn(dev, "rx stop wait too long\n");
+ /* restart receive */
+ tmp_work = 200;
+ while (--tmp_work > 0) {
+ RTL_W8_F (ChipCmd, CmdRxEnb | CmdTxEnb);
+ udelay(1);
+ tmp8 = RTL_R8 (ChipCmd);
+ if ((tmp8 & CmdRxEnb) && (tmp8 & CmdTxEnb))
+ break;
+ }
+ if (tmp_work <= 0)
+ netdev_warn(dev, "tx/rx enable wait too long\n");
+
+ /* and reinitialize all rx related registers */
+ RTL_W8_F (Cfg9346, Cfg9346_Unlock);
+ /* Must enable Tx/Rx before setting transfer thresholds! */
+ RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
+
+ tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
+ RTL_W32 (RxConfig, tp->rx_config);
+ tp->cur_rx = 0;
+
+ netdev_dbg(dev, "init buffer addresses\n");
+
+ /* Lock Config[01234] and BMCR register writes */
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ /* init Rx ring buffer DMA address */
+ RTL_W32_F (RxBuf, tp->rx_ring_dma);
+
+ /* A.C.: Reset the multicast list. */
+ __set_rx_mode (dev);
+#endif
+}
+
+#if RX_BUF_IDX == 3
+static inline void wrap_copy(struct sk_buff *skb, const unsigned char *ring,
+ u32 offset, unsigned int size)
+{
+ u32 left = RX_BUF_LEN - offset;
+
+ if (size > left) {
+ skb_copy_to_linear_data(skb, ring + offset, left);
+ skb_copy_to_linear_data_offset(skb, left, ring, size - left);
+ } else
+ skb_copy_to_linear_data(skb, ring + offset, size);
+}
+#endif
+
+static void rtl8139_isr_ack(struct rtl8139_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 status;
+
+ status = RTL_R16 (IntrStatus) & RxAckBits;
+
+ /* Clear out errors and receive interrupts */
+ if (likely(status != 0)) {
+ if (unlikely(status & (RxFIFOOver | RxOverflow))) {
+ tp->dev->stats.rx_errors++;
+ if (status & RxFIFOOver)
+ tp->dev->stats.rx_fifo_errors++;
+ }
+ RTL_W16_F (IntrStatus, RxAckBits);
+ }
+}
+
+static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
+ int budget)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ int received = 0;
+ unsigned char *rx_ring = tp->rx_ring;
+ unsigned int cur_rx = tp->cur_rx;
+ unsigned int rx_size = 0;
+
+ netdev_dbg(dev, "In %s(), current %04x BufAddr %04x, free to %04x, Cmd %02x\n",
+ __func__, (u16)cur_rx,
+ RTL_R16(RxBufAddr), RTL_R16(RxBufPtr), RTL_R8(ChipCmd));
+
+ while (netif_running(dev) && received < budget &&
+ (RTL_R8 (ChipCmd) & RxBufEmpty) == 0) {
+ u32 ring_offset = cur_rx % RX_BUF_LEN;
+ u32 rx_status;
+ unsigned int pkt_size;
+ struct sk_buff *skb;
+
+ rmb();
+
+ /* read size+status of next frame from DMA ring buffer */
+ rx_status = le32_to_cpu (*(__le32 *) (rx_ring + ring_offset));
+ rx_size = rx_status >> 16;
+ pkt_size = rx_size - 4;
+
+ netif_dbg(tp, rx_status, dev, "%s() status %04x, size %04x, cur %04x\n",
+ __func__, rx_status, rx_size, cur_rx);
+#if RTL8139_DEBUG > 2
+ print_hex_dump(KERN_DEBUG, "Frame contents: ",
+ DUMP_PREFIX_OFFSET, 16, 1,
+ &rx_ring[ring_offset], 70, true);
+#endif
+
+ /* Packet copy from FIFO still in progress.
+ * Theoretically, this should never happen
+ * since EarlyRx is disabled.
+ */
+ if (unlikely(rx_size == 0xfff0)) {
+ if (!tp->fifo_copy_timeout)
+ tp->fifo_copy_timeout = jiffies + 2;
+ else if (time_after(jiffies, tp->fifo_copy_timeout)) {
+ netdev_dbg(dev, "hung FIFO. Reset\n");
+ rx_size = 0;
+ goto no_early_rx;
+ }
+ netif_dbg(tp, intr, dev, "fifo copy in progress\n");
+ tp->xstats.early_rx++;
+ break;
+ }
+
+no_early_rx:
+ tp->fifo_copy_timeout = 0;
+
+ /* If Rx err or invalid rx_size/rx_status received
+ * (which happens if we get lost in the ring),
+ * Rx process gets reset, so we abort any further
+ * Rx processing.
+ */
+ if (unlikely((rx_size > (MAX_ETH_FRAME_SIZE+4)) ||
+ (rx_size < 8) ||
+ (!(rx_status & RxStatusOK)))) {
+ rtl8139_rx_err (rx_status, dev, tp, ioaddr);
+ received = -1;
+ goto out;
+ }
+
+ /* Malloc up new buffer, compatible with net-2e. */
+ /* Omit the four octet CRC from the length. */
+
+ skb = netdev_alloc_skb_ip_align(dev, pkt_size);
+ if (likely(skb)) {
+#if RX_BUF_IDX == 3
+ wrap_copy(skb, rx_ring, ring_offset+4, pkt_size);
+#else
+ skb_copy_to_linear_data (skb, &rx_ring[ring_offset + 4], pkt_size);
+#endif
+ skb_put (skb, pkt_size);
+
+ skb->protocol = eth_type_trans (skb, dev);
+
+ dev->stats.rx_bytes += pkt_size;
+ dev->stats.rx_packets++;
+
+ netif_receive_skb (skb);
+ } else {
+ if (net_ratelimit())
+ netdev_warn(dev, "Memory squeeze, dropping packet\n");
+ dev->stats.rx_dropped++;
+ }
+ received++;
+
+ cur_rx = (cur_rx + rx_size + 4 + 3) & ~3;
+ RTL_W16 (RxBufPtr, (u16) (cur_rx - 16));
+
+ rtl8139_isr_ack(tp);
+ }
+
+ if (unlikely(!received || rx_size == 0xfff0))
+ rtl8139_isr_ack(tp);
+
+ netdev_dbg(dev, "Done %s(), current %04x BufAddr %04x, free to %04x, Cmd %02x\n",
+ __func__, cur_rx,
+ RTL_R16(RxBufAddr), RTL_R16(RxBufPtr), RTL_R8(ChipCmd));
+
+ tp->cur_rx = cur_rx;
+
+ /*
+ * The receive buffer should be mostly empty.
+ * Tell NAPI to reenable the Rx irq.
+ */
+ if (tp->fifo_copy_timeout)
+ received = budget;
+
+out:
+ return received;
+}
+
+
+static void rtl8139_weird_interrupt (struct net_device *dev,
+ struct rtl8139_private *tp,
+ void __iomem *ioaddr,
+ int status, int link_changed)
+{
+ netdev_dbg(dev, "Abnormal interrupt, status %08x\n", status);
+
+ assert (dev != NULL);
+ assert (tp != NULL);
+ assert (ioaddr != NULL);
+
+ /* Update the error count. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ if ((status & RxUnderrun) && link_changed &&
+ (tp->drv_flags & HAS_LNK_CHNG)) {
+ rtl_check_media(dev, 0);
+ status &= ~RxUnderrun;
+ }
+
+ if (status & (RxUnderrun | RxErr))
+ dev->stats.rx_errors++;
+
+ if (status & PCSTimeout)
+ dev->stats.rx_length_errors++;
+ if (status & RxUnderrun)
+ dev->stats.rx_fifo_errors++;
+ if (status & PCIErr) {
+ u16 pci_cmd_status;
+ pci_read_config_word (tp->pci_dev, PCI_STATUS, &pci_cmd_status);
+ pci_write_config_word (tp->pci_dev, PCI_STATUS, pci_cmd_status);
+
+ netdev_err(dev, "PCI Bus error %04x\n", pci_cmd_status);
+ }
+}
+
+static int rtl8139_poll(struct napi_struct *napi, int budget)
+{
+ struct rtl8139_private *tp = container_of(napi, struct rtl8139_private, napi);
+ struct net_device *dev = tp->dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int work_done;
+
+ spin_lock(&tp->rx_lock);
+ work_done = 0;
+ if (likely(RTL_R16(IntrStatus) & RxAckBits))
+ work_done += rtl8139_rx(dev, tp, budget);
+
+ if (work_done < budget) {
+ unsigned long flags;
+ /*
+ * Order is important since data can get interrupted
+ * again when we think we are done.
+ */
+ spin_lock_irqsave(&tp->lock, flags);
+ RTL_W16_F(IntrMask, rtl8139_intr_mask);
+ __napi_complete(napi);
+ spin_unlock_irqrestore(&tp->lock, flags);
+ }
+ spin_unlock(&tp->rx_lock);
+
+ return work_done;
+}
+
+/* The interrupt handler does all of the Rx thread work and cleans up
+ after the Tx thread. */
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance)
+{
+ struct net_device *dev = (struct net_device *) dev_instance;
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 status, ackstat;
+ int link_changed = 0; /* avoid bogus "uninit" warning */
+ int handled = 0;
+
+ spin_lock (&tp->lock);
+ status = RTL_R16 (IntrStatus);
+
+ /* shared irq? */
+ if (unlikely((status & rtl8139_intr_mask) == 0))
+ goto out;
+
+ handled = 1;
+
+ /* h/w no longer present (hotplug?) or major error, bail */
+ if (unlikely(status == 0xFFFF))
+ goto out;
+
+ /* close possible race's with dev_close */
+ if (unlikely(!netif_running(dev))) {
+ RTL_W16 (IntrMask, 0);
+ goto out;
+ }
+
+ /* Acknowledge all of the current interrupt sources ASAP, but
+ an first get an additional status bit from CSCR. */
+ if (unlikely(status & RxUnderrun))
+ link_changed = RTL_R16 (CSCR) & CSCR_LinkChangeBit;
+
+ ackstat = status & ~(RxAckBits | TxErr);
+ if (ackstat)
+ RTL_W16 (IntrStatus, ackstat);
+
+ /* Receive packets are processed by poll routine.
+ If not running start it now. */
+ if (status & RxAckBits){
+ if (napi_schedule_prep(&tp->napi)) {
+ RTL_W16_F (IntrMask, rtl8139_norx_intr_mask);
+ __napi_schedule(&tp->napi);
+ }
+ }
+
+ /* Check uncommon events with one test. */
+ if (unlikely(status & (PCIErr | PCSTimeout | RxUnderrun | RxErr)))
+ rtl8139_weird_interrupt (dev, tp, ioaddr,
+ status, link_changed);
+
+ if (status & (TxOK | TxErr)) {
+ rtl8139_tx_interrupt (dev, tp, ioaddr);
+ if (status & TxErr)
+ RTL_W16 (IntrStatus, TxErr);
+ }
+ out:
+ spin_unlock (&tp->lock);
+
+ netdev_dbg(dev, "exiting interrupt, intr_status=%#4.4x\n",
+ RTL_R16(IntrStatus));
+ return IRQ_RETVAL(handled);
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling receive - used by netconsole and other diagnostic tools
+ * to allow network i/o with interrupts disabled.
+ */
+static void rtl8139_poll_controller(struct net_device *dev)
+{
+ disable_irq(dev->irq);
+ rtl8139_interrupt(dev->irq, dev);
+ enable_irq(dev->irq);
+}
+#endif
+
+static int rtl8139_set_mac_address(struct net_device *dev, void *p)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8_F(Cfg9346, Cfg9346_Unlock);
+ RTL_W32_F(MAC0 + 0, cpu_to_le32 (*(u32 *) (dev->dev_addr + 0)));
+ RTL_W32_F(MAC0 + 4, cpu_to_le32 (*(u32 *) (dev->dev_addr + 4)));
+ RTL_W8_F(Cfg9346, Cfg9346_Lock);
+
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static int rtl8139_close (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ netif_stop_queue(dev);
+ napi_disable(&tp->napi);
+
+ netif_dbg(tp, ifdown, dev, "Shutting down ethercard, status was 0x%04x\n",
+ RTL_R16(IntrStatus));
+
+ spin_lock_irqsave (&tp->lock, flags);
+
+ /* Stop the chip's Tx and Rx DMA processes. */
+ RTL_W8 (ChipCmd, 0);
+
+ /* Disable interrupts by clearing the interrupt mask. */
+ RTL_W16 (IntrMask, 0);
+
+ /* Update the error counts. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ spin_unlock_irqrestore (&tp->lock, flags);
+
+ free_irq (dev->irq, dev);
+
+ rtl8139_tx_clear (tp);
+
+ dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
+ tp->rx_ring, tp->rx_ring_dma);
+ dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
+ tp->tx_bufs, tp->tx_bufs_dma);
+ tp->rx_ring = NULL;
+ tp->tx_bufs = NULL;
+
+ /* Green! Put the chip in low-power mode. */
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+
+ if (rtl_chip_info[tp->chipset].flags & HasHltClk)
+ RTL_W8 (HltClk, 'H'); /* 'R' would leave the clock running. */
+
+ return 0;
+}
+
+
+/* Get the ethtool Wake-on-LAN settings. Assumes that wol points to
+ kernel memory, *wol has been initialized as {ETHTOOL_GWOL}, and
+ other threads or interrupts aren't messing with the 8139. */
+static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ spin_lock_irq(&tp->lock);
+ if (rtl_chip_info[tp->chipset].flags & HasLWake) {
+ u8 cfg3 = RTL_R8 (Config3);
+ u8 cfg5 = RTL_R8 (Config5);
+
+ wol->supported = WAKE_PHY | WAKE_MAGIC
+ | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST;
+
+ wol->wolopts = 0;
+ if (cfg3 & Cfg3_LinkUp)
+ wol->wolopts |= WAKE_PHY;
+ if (cfg3 & Cfg3_Magic)
+ wol->wolopts |= WAKE_MAGIC;
+ /* (KON)FIXME: See how netdev_set_wol() handles the
+ following constants. */
+ if (cfg5 & Cfg5_UWF)
+ wol->wolopts |= WAKE_UCAST;
+ if (cfg5 & Cfg5_MWF)
+ wol->wolopts |= WAKE_MCAST;
+ if (cfg5 & Cfg5_BWF)
+ wol->wolopts |= WAKE_BCAST;
+ }
+ spin_unlock_irq(&tp->lock);
+}
+
+
+/* Set the ethtool Wake-on-LAN settings. Return 0 or -errno. Assumes
+ that wol points to kernel memory and other threads or interrupts
+ aren't messing with the 8139. */
+static int rtl8139_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 support;
+ u8 cfg3, cfg5;
+
+ support = ((rtl_chip_info[tp->chipset].flags & HasLWake)
+ ? (WAKE_PHY | WAKE_MAGIC
+ | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST)
+ : 0);
+ if (wol->wolopts & ~support)
+ return -EINVAL;
+
+ spin_lock_irq(&tp->lock);
+ cfg3 = RTL_R8 (Config3) & ~(Cfg3_LinkUp | Cfg3_Magic);
+ if (wol->wolopts & WAKE_PHY)
+ cfg3 |= Cfg3_LinkUp;
+ if (wol->wolopts & WAKE_MAGIC)
+ cfg3 |= Cfg3_Magic;
+ RTL_W8 (Cfg9346, Cfg9346_Unlock);
+ RTL_W8 (Config3, cfg3);
+ RTL_W8 (Cfg9346, Cfg9346_Lock);
+
+ cfg5 = RTL_R8 (Config5) & ~(Cfg5_UWF | Cfg5_MWF | Cfg5_BWF);
+ /* (KON)FIXME: These are untested. We may have to set the
+ CRC0, Wakeup0 and LSBCRC0 registers too, but I have no
+ documentation. */
+ if (wol->wolopts & WAKE_UCAST)
+ cfg5 |= Cfg5_UWF;
+ if (wol->wolopts & WAKE_MCAST)
+ cfg5 |= Cfg5_MWF;
+ if (wol->wolopts & WAKE_BCAST)
+ cfg5 |= Cfg5_BWF;
+ RTL_W8 (Config5, cfg5); /* need not unlock via Cfg9346 */
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static void rtl8139_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ strcpy(info->driver, DRV_NAME);
+ strcpy(info->version, DRV_VERSION);
+ strcpy(info->bus_info, pci_name(tp->pci_dev));
+ info->regdump_len = tp->regs_len;
+}
+
+static int rtl8139_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ spin_lock_irq(&tp->lock);
+ mii_ethtool_gset(&tp->mii, cmd);
+ spin_unlock_irq(&tp->lock);
+ return 0;
+}
+
+static int rtl8139_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int rc;
+ spin_lock_irq(&tp->lock);
+ rc = mii_ethtool_sset(&tp->mii, cmd);
+ spin_unlock_irq(&tp->lock);
+ return rc;
+}
+
+static int rtl8139_nway_reset(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return mii_nway_restart(&tp->mii);
+}
+
+static u32 rtl8139_get_link(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return mii_link_ok(&tp->mii);
+}
+
+static u32 rtl8139_get_msglevel(struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ return tp->msg_enable;
+}
+
+static void rtl8139_set_msglevel(struct net_device *dev, u32 datum)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ tp->msg_enable = datum;
+}
+
+static int rtl8139_get_regs_len(struct net_device *dev)
+{
+ struct rtl8139_private *tp;
+ /* TODO: we are too slack to do reg dumping for pio, for now */
+ if (use_io)
+ return 0;
+ tp = netdev_priv(dev);
+ return tp->regs_len;
+}
+
+static void rtl8139_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf)
+{
+ struct rtl8139_private *tp;
+
+ /* TODO: we are too slack to do reg dumping for pio, for now */
+ if (use_io)
+ return;
+ tp = netdev_priv(dev);
+
+ regs->version = RTL_REGS_VER;
+
+ spin_lock_irq(&tp->lock);
+ memcpy_fromio(regbuf, tp->mmio_addr, regs->len);
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl8139_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return RTL_NUM_STATS;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void rtl8139_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ data[0] = tp->xstats.early_rx;
+ data[1] = tp->xstats.tx_buf_mapped;
+ data[2] = tp->xstats.tx_timeouts;
+ data[3] = tp->xstats.rx_lost_in_ring;
+}
+
+static void rtl8139_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
+}
+
+static const struct ethtool_ops rtl8139_ethtool_ops = {
+ .get_drvinfo = rtl8139_get_drvinfo,
+ .get_settings = rtl8139_get_settings,
+ .set_settings = rtl8139_set_settings,
+ .get_regs_len = rtl8139_get_regs_len,
+ .get_regs = rtl8139_get_regs,
+ .nway_reset = rtl8139_nway_reset,
+ .get_link = rtl8139_get_link,
+ .get_msglevel = rtl8139_get_msglevel,
+ .set_msglevel = rtl8139_set_msglevel,
+ .get_wol = rtl8139_get_wol,
+ .set_wol = rtl8139_set_wol,
+ .get_strings = rtl8139_get_strings,
+ .get_sset_count = rtl8139_get_sset_count,
+ .get_ethtool_stats = rtl8139_get_ethtool_stats,
+};
+
+static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ int rc;
+
+ if (!netif_running(dev))
+ return -EINVAL;
+
+ spin_lock_irq(&tp->lock);
+ rc = generic_mii_ioctl(&tp->mii, if_mii(rq), cmd, NULL);
+ spin_unlock_irq(&tp->lock);
+
+ return rc;
+}
+
+
+static struct net_device_stats *rtl8139_get_stats (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ if (netif_running(dev)) {
+ spin_lock_irqsave (&tp->lock, flags);
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+ spin_unlock_irqrestore (&tp->lock, flags);
+ }
+
+ return &dev->stats;
+}
+
+/* Set or clear the multicast filter for this adaptor.
+ This routine is not state sensitive and need not be SMP locked. */
+
+static void __set_rx_mode (struct net_device *dev)
+{
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 mc_filter[2]; /* Multicast hash filter */
+ int rx_mode;
+ u32 tmp;
+
+ netdev_dbg(dev, "rtl8139_set_rx_mode(%04x) done -- Rx config %08lx\n",
+ dev->flags, RTL_R32(RxConfig));
+
+ /* Note: do not reorder, GCC is clever about common statements. */
+ if (dev->flags & IFF_PROMISC) {
+ rx_mode =
+ AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
+ AcceptAllPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else if ((netdev_mc_count(dev) > multicast_filter_limit) ||
+ (dev->flags & IFF_ALLMULTI)) {
+ /* Too many to filter perfectly -- accept all multicasts. */
+ rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else {
+ struct dev_mc_list *mclist;
+ rx_mode = AcceptBroadcast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0;
+ netdev_for_each_mc_addr(mclist, dev) {
+ int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ rx_mode |= AcceptMulticast;
+ }
+ }
+
+ /* We can safely update without stopping the chip. */
+ tmp = rtl8139_rx_config | rx_mode;
+ if (tp->rx_config != tmp) {
+ RTL_W32_F (RxConfig, tmp);
+ tp->rx_config = tmp;
+ }
+ RTL_W32_F (MAR0 + 0, mc_filter[0]);
+ RTL_W32_F (MAR0 + 4, mc_filter[1]);
+}
+
+static void rtl8139_set_rx_mode (struct net_device *dev)
+{
+ unsigned long flags;
+ struct rtl8139_private *tp = netdev_priv(dev);
+
+ spin_lock_irqsave (&tp->lock, flags);
+ __set_rx_mode(dev);
+ spin_unlock_irqrestore (&tp->lock, flags);
+}
+
+#ifdef CONFIG_PM
+
+static int rtl8139_suspend (struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+ struct rtl8139_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ pci_save_state (pdev);
+
+ if (!netif_running (dev))
+ return 0;
+
+ netif_device_detach (dev);
+
+ spin_lock_irqsave (&tp->lock, flags);
+
+ /* Disable interrupts, stop Tx and Rx. */
+ RTL_W16 (IntrMask, 0);
+ RTL_W8 (ChipCmd, 0);
+
+ /* Update the error counts. */
+ dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
+ RTL_W32 (RxMissed, 0);
+
+ spin_unlock_irqrestore (&tp->lock, flags);
+
+ pci_set_power_state (pdev, PCI_D3hot);
+
+ return 0;
+}
+
+
+static int rtl8139_resume (struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata (pdev);
+
+ pci_restore_state (pdev);
+ if (!netif_running (dev))
+ return 0;
+ pci_set_power_state (pdev, PCI_D0);
+ rtl8139_init_ring (dev);
+ rtl8139_hw_start (dev);
+ netif_device_attach (dev);
+ return 0;
+}
+
+#endif /* CONFIG_PM */
+
+
+static struct pci_driver rtl8139_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = rtl8139_pci_tbl,
+ .probe = rtl8139_init_one,
+ .remove = __devexit_p(rtl8139_remove_one),
+#ifdef CONFIG_PM
+ .suspend = rtl8139_suspend,
+ .resume = rtl8139_resume,
+#endif /* CONFIG_PM */
+};
+
+
+static int __init rtl8139_init_module (void)
+{
+ /* when we're a module, we always print a version message,
+ * even if no 8139 board is found.
+ */
+#ifdef MODULE
+ pr_info(RTL8139_DRIVER_NAME "\n");
+#endif
+
+ return pci_register_driver(&rtl8139_pci_driver);
+}
+
+
+static void __exit rtl8139_cleanup_module (void)
+{
+ pci_unregister_driver (&rtl8139_pci_driver);
+}
+
+
+module_init(rtl8139_init_module);
+module_exit(rtl8139_cleanup_module);
--- a/devices/Makefile.am Tue Dec 14 21:58:53 2010 +0100
+++ b/devices/Makefile.am Mon Dec 20 17:52:37 2010 +0100
@@ -59,6 +59,8 @@
8139too-2.6.29-orig.c \
8139too-2.6.31-ethercat.c \
8139too-2.6.31-orig.c \
+ 8139too-2.6.34-ethercat.c \
+ 8139too-2.6.34-orig.c \
e100-2.6.20-ethercat.c \
e100-2.6.20-orig.c \
e100-2.6.24-ethercat.c \
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/devices/r8169-2.6.32-ethercat.c Mon Dec 20 17:52:37 2010 +0100
@@ -0,0 +1,5025 @@
+/*
+ * r8169.c: RealTek 8169/8168/8101 ethernet driver.
+ *
+ * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw>
+ * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com>
+ * Copyright (c) a lot of people too. Please respect their work.
+ *
+ * See MAINTAINERS file for support contact information.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/delay.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/if_vlan.h>
+#include <linux/crc32.h>
+#include <linux/in.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+
+#include <asm/system.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include "../globals.h"
+#include "ecdev.h"
+
+#define RTL8169_VERSION "2.3LK-NAPI"
+#define MODULENAME "ec_r8169"
+#define PFX MODULENAME ": "
+
+#ifdef RTL8169_DEBUG
+#define assert(expr) \
+ if (!(expr)) { \
+ printk( "Assertion failed! %s,%s,%s,line=%d\n", \
+ #expr,__FILE__,__func__,__LINE__); \
+ }
+#define dprintk(fmt, args...) \
+ do { printk(KERN_DEBUG PFX fmt, ## args); } while (0)
+#else
+#define assert(expr) do {} while (0)
+#define dprintk(fmt, args...) do {} while (0)
+#endif /* RTL8169_DEBUG */
+
+#define R8169_MSG_DEFAULT \
+ (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN)
+
+#define TX_BUFFS_AVAIL(tp) \
+ (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1)
+
+/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
+ The RTL chips use a 64 element hash table based on the Ethernet CRC. */
+static const int multicast_filter_limit = 32;
+
+/* MAC address length */
+#define MAC_ADDR_LEN 6
+
+#define MAX_READ_REQUEST_SHIFT 12
+#define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */
+#define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define EarlyTxThld 0x3F /* 0x3F means NO early transmit */
+#define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */
+#define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */
+
+#define R8169_REGS_SIZE 256
+#define R8169_NAPI_WEIGHT 64
+#define NUM_TX_DESC 64 /* Number of Tx descriptor registers */
+#define NUM_RX_DESC 256 /* Number of Rx descriptor registers */
+#define RX_BUF_SIZE 1536 /* Rx Buffer size */
+#define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc))
+#define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc))
+
+#define RTL8169_TX_TIMEOUT (6*HZ)
+#define RTL8169_PHY_TIMEOUT (10*HZ)
+
+#define RTL_EEPROM_SIG cpu_to_le32(0x8129)
+#define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff)
+#define RTL_EEPROM_SIG_ADDR 0x0000
+
+/* write/read MMIO register */
+#define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg))
+#define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg))
+#define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg))
+#define RTL_R8(reg) readb (ioaddr + (reg))
+#define RTL_R16(reg) readw (ioaddr + (reg))
+#define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg)))
+
+enum mac_version {
+ RTL_GIGA_MAC_NONE = 0x00,
+ RTL_GIGA_MAC_VER_01 = 0x01, // 8169
+ RTL_GIGA_MAC_VER_02 = 0x02, // 8169S
+ RTL_GIGA_MAC_VER_03 = 0x03, // 8110S
+ RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB
+ RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd
+ RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe
+ RTL_GIGA_MAC_VER_07 = 0x07, // 8102e
+ RTL_GIGA_MAC_VER_08 = 0x08, // 8102e
+ RTL_GIGA_MAC_VER_09 = 0x09, // 8102e
+ RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e
+ RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb
+ RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be
+ RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb
+ RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ?
+ RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ?
+ RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec
+ RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf
+ RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP
+ RTL_GIGA_MAC_VER_19 = 0x13, // 8168C
+ RTL_GIGA_MAC_VER_20 = 0x14, // 8168C
+ RTL_GIGA_MAC_VER_21 = 0x15, // 8168C
+ RTL_GIGA_MAC_VER_22 = 0x16, // 8168C
+ RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP
+ RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP
+ RTL_GIGA_MAC_VER_25 = 0x19, // 8168D
+ RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D
+ RTL_GIGA_MAC_VER_27 = 0x1b // 8168DP
+};
+
+#define _R(NAME,MAC,MASK) \
+ { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK }
+
+static const struct {
+ const char *name;
+ u8 mac_version;
+ u32 RxConfigMask; /* Clears the bits supported by this chip */
+} rtl_chip_info[] = {
+ _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169
+ _R("RTL8169s", RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S
+ _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S
+ _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB
+ _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd
+ _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe
+ _R("RTL8102e", RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E
+ _R("RTL8102e", RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E
+ _R("RTL8102e", RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139
+ _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139
+ _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E
+ _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880) // PCI-E
+};
+#undef _R
+
+enum cfg_version {
+ RTL_CFG_0 = 0x00,
+ RTL_CFG_1,
+ RTL_CFG_2
+};
+
+static void rtl_hw_start_8169(struct net_device *);
+static void rtl_hw_start_8168(struct net_device *);
+static void rtl_hw_start_8101(struct net_device *);
+
+static struct pci_device_id rtl8169_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 },
+ { PCI_VENDOR_ID_LINKSYS, 0x1032,
+ PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 },
+ { 0x0001, 0x8168,
+ PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 },
+ {0,},
+};
+
+/* prevent driver from being loaded automatically */
+//MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl);
+
+static int rx_copybreak = 200;
+static int use_dac;
+static struct {
+ u32 msg_enable;
+} debug = { -1 };
+
+enum rtl_registers {
+ MAC0 = 0, /* Ethernet hardware address. */
+ MAC4 = 4,
+ MAR0 = 8, /* Multicast filter. */
+ CounterAddrLow = 0x10,
+ CounterAddrHigh = 0x14,
+ TxDescStartAddrLow = 0x20,
+ TxDescStartAddrHigh = 0x24,
+ TxHDescStartAddrLow = 0x28,
+ TxHDescStartAddrHigh = 0x2c,
+ FLASH = 0x30,
+ ERSR = 0x36,
+ ChipCmd = 0x37,
+ TxPoll = 0x38,
+ IntrMask = 0x3c,
+ IntrStatus = 0x3e,
+ TxConfig = 0x40,
+ RxConfig = 0x44,
+ RxMissed = 0x4c,
+ Cfg9346 = 0x50,
+ Config0 = 0x51,
+ Config1 = 0x52,
+ Config2 = 0x53,
+ Config3 = 0x54,
+ Config4 = 0x55,
+ Config5 = 0x56,
+ MultiIntr = 0x5c,
+ PHYAR = 0x60,
+ PHYstatus = 0x6c,
+ RxMaxSize = 0xda,
+ CPlusCmd = 0xe0,
+ IntrMitigate = 0xe2,
+ RxDescAddrLow = 0xe4,
+ RxDescAddrHigh = 0xe8,
+ EarlyTxThres = 0xec,
+ FuncEvent = 0xf0,
+ FuncEventMask = 0xf4,
+ FuncPresetState = 0xf8,
+ FuncForceEvent = 0xfc,
+};
+
+enum rtl8110_registers {
+ TBICSR = 0x64,
+ TBI_ANAR = 0x68,
+ TBI_LPAR = 0x6a,
+};
+
+enum rtl8168_8101_registers {
+ CSIDR = 0x64,
+ CSIAR = 0x68,
+#define CSIAR_FLAG 0x80000000
+#define CSIAR_WRITE_CMD 0x80000000
+#define CSIAR_BYTE_ENABLE 0x0f
+#define CSIAR_BYTE_ENABLE_SHIFT 12
+#define CSIAR_ADDR_MASK 0x0fff
+
+ EPHYAR = 0x80,
+#define EPHYAR_FLAG 0x80000000
+#define EPHYAR_WRITE_CMD 0x80000000
+#define EPHYAR_REG_MASK 0x1f
+#define EPHYAR_REG_SHIFT 16
+#define EPHYAR_DATA_MASK 0xffff
+ DBG_REG = 0xd1,
+#define FIX_NAK_1 (1 << 4)
+#define FIX_NAK_2 (1 << 3)
+ EFUSEAR = 0xdc,
+#define EFUSEAR_FLAG 0x80000000
+#define EFUSEAR_WRITE_CMD 0x80000000
+#define EFUSEAR_READ_CMD 0x00000000
+#define EFUSEAR_REG_MASK 0x03ff
+#define EFUSEAR_REG_SHIFT 8
+#define EFUSEAR_DATA_MASK 0xff
+};
+
+enum rtl_register_content {
+ /* InterruptStatusBits */
+ SYSErr = 0x8000,
+ PCSTimeout = 0x4000,
+ SWInt = 0x0100,
+ TxDescUnavail = 0x0080,
+ RxFIFOOver = 0x0040,
+ LinkChg = 0x0020,
+ RxOverflow = 0x0010,
+ TxErr = 0x0008,
+ TxOK = 0x0004,
+ RxErr = 0x0002,
+ RxOK = 0x0001,
+
+ /* RxStatusDesc */
+ RxFOVF = (1 << 23),
+ RxRWT = (1 << 22),
+ RxRES = (1 << 21),
+ RxRUNT = (1 << 20),
+ RxCRC = (1 << 19),
+
+ /* ChipCmdBits */
+ CmdReset = 0x10,
+ CmdRxEnb = 0x08,
+ CmdTxEnb = 0x04,
+ RxBufEmpty = 0x01,
+
+ /* TXPoll register p.5 */
+ HPQ = 0x80, /* Poll cmd on the high prio queue */
+ NPQ = 0x40, /* Poll cmd on the low prio queue */
+ FSWInt = 0x01, /* Forced software interrupt */
+
+ /* Cfg9346Bits */
+ Cfg9346_Lock = 0x00,
+ Cfg9346_Unlock = 0xc0,
+
+ /* rx_mode_bits */
+ AcceptErr = 0x20,
+ AcceptRunt = 0x10,
+ AcceptBroadcast = 0x08,
+ AcceptMulticast = 0x04,
+ AcceptMyPhys = 0x02,
+ AcceptAllPhys = 0x01,
+
+ /* RxConfigBits */
+ RxCfgFIFOShift = 13,
+ RxCfgDMAShift = 8,
+
+ /* TxConfigBits */
+ TxInterFrameGapShift = 24,
+ TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */
+
+ /* Config1 register p.24 */
+ LEDS1 = (1 << 7),
+ LEDS0 = (1 << 6),
+ MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */
+ Speed_down = (1 << 4),
+ MEMMAP = (1 << 3),
+ IOMAP = (1 << 2),
+ VPD = (1 << 1),
+ PMEnable = (1 << 0), /* Power Management Enable */
+
+ /* Config2 register p. 25 */
+ PCI_Clock_66MHz = 0x01,
+ PCI_Clock_33MHz = 0x00,
+
+ /* Config3 register p.25 */
+ MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */
+ LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */
+ Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */
+
+ /* Config5 register p.27 */
+ BWF = (1 << 6), /* Accept Broadcast wakeup frame */
+ MWF = (1 << 5), /* Accept Multicast wakeup frame */
+ UWF = (1 << 4), /* Accept Unicast wakeup frame */
+ LanWake = (1 << 1), /* LanWake enable/disable */
+ PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */
+
+ /* TBICSR p.28 */
+ TBIReset = 0x80000000,
+ TBILoopback = 0x40000000,
+ TBINwEnable = 0x20000000,
+ TBINwRestart = 0x10000000,
+ TBILinkOk = 0x02000000,
+ TBINwComplete = 0x01000000,
+
+ /* CPlusCmd p.31 */
+ EnableBist = (1 << 15), // 8168 8101
+ Mac_dbgo_oe = (1 << 14), // 8168 8101
+ Normal_mode = (1 << 13), // unused
+ Force_half_dup = (1 << 12), // 8168 8101
+ Force_rxflow_en = (1 << 11), // 8168 8101
+ Force_txflow_en = (1 << 10), // 8168 8101
+ Cxpl_dbg_sel = (1 << 9), // 8168 8101
+ ASF = (1 << 8), // 8168 8101
+ PktCntrDisable = (1 << 7), // 8168 8101
+ Mac_dbgo_sel = 0x001c, // 8168
+ RxVlan = (1 << 6),
+ RxChkSum = (1 << 5),
+ PCIDAC = (1 << 4),
+ PCIMulRW = (1 << 3),
+ INTT_0 = 0x0000, // 8168
+ INTT_1 = 0x0001, // 8168
+ INTT_2 = 0x0002, // 8168
+ INTT_3 = 0x0003, // 8168
+
+ /* rtl8169_PHYstatus */
+ TBI_Enable = 0x80,
+ TxFlowCtrl = 0x40,
+ RxFlowCtrl = 0x20,
+ _1000bpsF = 0x10,
+ _100bps = 0x08,
+ _10bps = 0x04,
+ LinkStatus = 0x02,
+ FullDup = 0x01,
+
+ /* _TBICSRBit */
+ TBILinkOK = 0x02000000,
+
+ /* DumpCounterCommand */
+ CounterDump = 0x8,
+};
+
+enum desc_status_bit {
+ DescOwn = (1 << 31), /* Descriptor is owned by NIC */
+ RingEnd = (1 << 30), /* End of descriptor ring */
+ FirstFrag = (1 << 29), /* First segment of a packet */
+ LastFrag = (1 << 28), /* Final segment of a packet */
+
+ /* Tx private */
+ LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */
+ MSSShift = 16, /* MSS value position */
+ MSSMask = 0xfff, /* MSS value + LargeSend bit: 12 bits */
+ IPCS = (1 << 18), /* Calculate IP checksum */
+ UDPCS = (1 << 17), /* Calculate UDP/IP checksum */
+ TCPCS = (1 << 16), /* Calculate TCP/IP checksum */
+ TxVlanTag = (1 << 17), /* Add VLAN tag */
+
+ /* Rx private */
+ PID1 = (1 << 18), /* Protocol ID bit 1/2 */
+ PID0 = (1 << 17), /* Protocol ID bit 2/2 */
+
+#define RxProtoUDP (PID1)
+#define RxProtoTCP (PID0)
+#define RxProtoIP (PID1 | PID0)
+#define RxProtoMask RxProtoIP
+
+ IPFail = (1 << 16), /* IP checksum failed */
+ UDPFail = (1 << 15), /* UDP/IP checksum failed */
+ TCPFail = (1 << 14), /* TCP/IP checksum failed */
+ RxVlanTag = (1 << 16), /* VLAN tag available */
+};
+
+#define RsvdMask 0x3fffc000
+
+struct TxDesc {
+ __le32 opts1;
+ __le32 opts2;
+ __le64 addr;
+};
+
+struct RxDesc {
+ __le32 opts1;
+ __le32 opts2;
+ __le64 addr;
+};
+
+struct ring_info {
+ struct sk_buff *skb;
+ u32 len;
+ u8 __pad[sizeof(void *) - sizeof(u32)];
+};
+
+enum features {
+ RTL_FEATURE_WOL = (1 << 0),
+ RTL_FEATURE_MSI = (1 << 1),
+ RTL_FEATURE_GMII = (1 << 2),
+};
+
+struct rtl8169_counters {
+ __le64 tx_packets;
+ __le64 rx_packets;
+ __le64 tx_errors;
+ __le32 rx_errors;
+ __le16 rx_missed;
+ __le16 align_errors;
+ __le32 tx_one_collision;
+ __le32 tx_multi_collision;
+ __le64 rx_unicast;
+ __le64 rx_broadcast;
+ __le32 rx_multicast;
+ __le16 tx_aborted;
+ __le16 tx_underun;
+};
+
+struct rtl8169_private {
+ void __iomem *mmio_addr; /* memory map physical address */
+ struct pci_dev *pci_dev; /* Index of PCI device */
+ struct net_device *dev;
+ struct napi_struct napi;
+ spinlock_t lock; /* spin lock flag */
+ u32 msg_enable;
+ int chipset;
+ int mac_version;
+ u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
+ u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
+ u32 dirty_rx;
+ u32 dirty_tx;
+ struct TxDesc *TxDescArray; /* 256-aligned Tx descriptor ring */
+ struct RxDesc *RxDescArray; /* 256-aligned Rx descriptor ring */
+ dma_addr_t TxPhyAddr;
+ dma_addr_t RxPhyAddr;
+ struct sk_buff *Rx_skbuff[NUM_RX_DESC]; /* Rx data buffers */
+ struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */
+ unsigned align;
+ unsigned rx_buf_sz;
+ struct timer_list timer;
+ u16 cp_cmd;
+ u16 intr_event;
+ u16 napi_event;
+ u16 intr_mask;
+ int phy_1000_ctrl_reg;
+#ifdef CONFIG_R8169_VLAN
+ struct vlan_group *vlgrp;
+#endif
+ int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex);
+ int (*get_settings)(struct net_device *, struct ethtool_cmd *);
+ void (*phy_reset_enable)(void __iomem *);
+ void (*hw_start)(struct net_device *);
+ unsigned int (*phy_reset_pending)(void __iomem *);
+ unsigned int (*link_ok)(void __iomem *);
+ int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd);
+ int pcie_cap;
+ struct delayed_work task;
+ unsigned features;
+
+ struct mii_if_info mii;
+ struct rtl8169_counters counters;
+
+ ec_device_t *ecdev;
+ unsigned long ec_watchdog_jiffies;
+};
+
+MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
+MODULE_DESCRIPTION("EtherCAT-capable RealTek RTL-8169 Gigabit Ethernet driver");
+module_param(rx_copybreak, int, 0);
+MODULE_PARM_DESC(rx_copybreak, "Copy breakpoint for copy-only-tiny-frames");
+module_param(use_dac, int, 0);
+MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot.");
+module_param_named(debug, debug.msg_enable, int, 0);
+MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(EC_MASTER_VERSION);
+
+static int rtl8169_open(struct net_device *dev);
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
+static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
+static int rtl8169_init_ring(struct net_device *dev);
+static void rtl_hw_start(struct net_device *dev);
+static int rtl8169_close(struct net_device *dev);
+static void rtl_set_rx_mode(struct net_device *dev);
+static void rtl8169_tx_timeout(struct net_device *dev);
+static struct net_device_stats *rtl8169_get_stats(struct net_device *dev);
+static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
+ void __iomem *, u32 budget);
+static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
+static void rtl8169_down(struct net_device *dev);
+static void rtl8169_rx_clear(struct rtl8169_private *tp);
+static void ec_poll(struct net_device *dev);
+static int rtl8169_poll(struct napi_struct *napi, int budget);
+
+static const unsigned int rtl8169_rx_config =
+ (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift);
+
+static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
+{
+ int i;
+
+ RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff));
+
+ for (i = 20; i > 0; i--) {
+ /*
+ * Check if the RTL8169 has completed writing to the specified
+ * MII register.
+ */
+ if (!(RTL_R32(PHYAR) & 0x80000000))
+ break;
+ udelay(25);
+ }
+}
+
+static int mdio_read(void __iomem *ioaddr, int reg_addr)
+{
+ int i, value = -1;
+
+ RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16);
+
+ for (i = 20; i > 0; i--) {
+ /*
+ * Check if the RTL8169 has completed retrieving data from
+ * the specified MII register.
+ */
+ if (RTL_R32(PHYAR) & 0x80000000) {
+ value = RTL_R32(PHYAR) & 0xffff;
+ break;
+ }
+ udelay(25);
+ }
+ return value;
+}
+
+static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
+{
+ mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
+}
+
+static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m)
+{
+ int val;
+
+ val = mdio_read(ioaddr, reg_addr);
+ mdio_write(ioaddr, reg_addr, (val | p) & ~m);
+}
+
+static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
+ int val)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ mdio_write(ioaddr, location, val);
+}
+
+static int rtl_mdio_read(struct net_device *dev, int phy_id, int location)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ return mdio_read(ioaddr, location);
+}
+
+static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value)
+{
+ unsigned int i;
+
+ RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
+ (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG))
+ break;
+ udelay(10);
+ }
+}
+
+static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr)
+{
+ u16 value = 0xffff;
+ unsigned int i;
+
+ RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (RTL_R32(EPHYAR) & EPHYAR_FLAG) {
+ value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK;
+ break;
+ }
+ udelay(10);
+ }
+
+ return value;
+}
+
+static void rtl_csi_write(void __iomem *ioaddr, int addr, int value)
+{
+ unsigned int i;
+
+ RTL_W32(CSIDR, value);
+ RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
+ CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (!(RTL_R32(CSIAR) & CSIAR_FLAG))
+ break;
+ udelay(10);
+ }
+}
+
+static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
+{
+ u32 value = ~0x00;
+ unsigned int i;
+
+ RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) |
+ CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (RTL_R32(CSIAR) & CSIAR_FLAG) {
+ value = RTL_R32(CSIDR);
+ break;
+ }
+ udelay(10);
+ }
+
+ return value;
+}
+
+static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
+{
+ u8 value = 0xff;
+ unsigned int i;
+
+ RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
+
+ for (i = 0; i < 300; i++) {
+ if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
+ value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
+ break;
+ }
+ udelay(100);
+ }
+
+ return value;
+}
+
+static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
+{
+ RTL_W16(IntrMask, 0x0000);
+
+ RTL_W16(IntrStatus, 0xffff);
+}
+
+static void rtl8169_asic_down(void __iomem *ioaddr)
+{
+ RTL_W8(ChipCmd, 0x00);
+ rtl8169_irq_mask_and_ack(ioaddr);
+ RTL_R16(CPlusCmd);
+}
+
+static unsigned int rtl8169_tbi_reset_pending(void __iomem *ioaddr)
+{
+ return RTL_R32(TBICSR) & TBIReset;
+}
+
+static unsigned int rtl8169_xmii_reset_pending(void __iomem *ioaddr)
+{
+ return mdio_read(ioaddr, MII_BMCR) & BMCR_RESET;
+}
+
+static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr)
+{
+ return RTL_R32(TBICSR) & TBILinkOk;
+}
+
+static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr)
+{
+ return RTL_R8(PHYstatus) & LinkStatus;
+}
+
+static void rtl8169_tbi_reset_enable(void __iomem *ioaddr)
+{
+ RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset);
+}
+
+static void rtl8169_xmii_reset_enable(void __iomem *ioaddr)
+{
+ unsigned int val;
+
+ val = mdio_read(ioaddr, MII_BMCR) | BMCR_RESET;
+ mdio_write(ioaddr, MII_BMCR, val & 0xffff);
+}
+
+static void rtl8169_check_link_status(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned long flags;
+
+ if (tp->ecdev) {
+ ecdev_set_link(tp->ecdev, tp->link_ok(ioaddr) ? 1 : 0);
+ } else {
+ spin_lock_irqsave(&tp->lock, flags);
+ if (tp->link_ok(ioaddr)) {
+ netif_carrier_on(dev);
+ if (netif_msg_ifup(tp))
+ printk(KERN_INFO PFX "%s: link up\n", dev->name);
+ } else {
+ if (netif_msg_ifdown(tp))
+ printk(KERN_INFO PFX "%s: link down\n", dev->name);
+ netif_carrier_off(dev);
+ }
+ spin_unlock_irqrestore(&tp->lock, flags);
+ }
+}
+
+static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u8 options;
+
+ wol->wolopts = 0;
+
+#define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)
+ wol->supported = WAKE_ANY;
+
+ spin_lock_irq(&tp->lock);
+
+ options = RTL_R8(Config1);
+ if (!(options & PMEnable))
+ goto out_unlock;
+
+ options = RTL_R8(Config3);
+ if (options & LinkUp)
+ wol->wolopts |= WAKE_PHY;
+ if (options & MagicPacket)
+ wol->wolopts |= WAKE_MAGIC;
+
+ options = RTL_R8(Config5);
+ if (options & UWF)
+ wol->wolopts |= WAKE_UCAST;
+ if (options & BWF)
+ wol->wolopts |= WAKE_BCAST;
+ if (options & MWF)
+ wol->wolopts |= WAKE_MCAST;
+
+out_unlock:
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+ static struct {
+ u32 opt;
+ u16 reg;
+ u8 mask;
+ } cfg[] = {
+ { WAKE_ANY, Config1, PMEnable },
+ { WAKE_PHY, Config3, LinkUp },
+ { WAKE_MAGIC, Config3, MagicPacket },
+ { WAKE_UCAST, Config5, UWF },
+ { WAKE_BCAST, Config5, BWF },
+ { WAKE_MCAST, Config5, MWF },
+ { WAKE_ANY, Config5, LanWake }
+ };
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ for (i = 0; i < ARRAY_SIZE(cfg); i++) {
+ u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
+ if (wol->wolopts & cfg[i].opt)
+ options |= cfg[i].mask;
+ RTL_W8(cfg[i].reg, options);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ if (wol->wolopts)
+ tp->features |= RTL_FEATURE_WOL;
+ else
+ tp->features &= ~RTL_FEATURE_WOL;
+ device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts);
+
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static void rtl8169_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ strcpy(info->driver, MODULENAME);
+ strcpy(info->version, RTL8169_VERSION);
+ strcpy(info->bus_info, pci_name(tp->pci_dev));
+}
+
+static int rtl8169_get_regs_len(struct net_device *dev)
+{
+ return R8169_REGS_SIZE;
+}
+
+static int rtl8169_set_speed_tbi(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int ret = 0;
+ u32 reg;
+
+ reg = RTL_R32(TBICSR);
+ if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) &&
+ (duplex == DUPLEX_FULL)) {
+ RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart));
+ } else if (autoneg == AUTONEG_ENABLE)
+ RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart);
+ else {
+ if (netif_msg_link(tp)) {
+ printk(KERN_WARNING "%s: "
+ "incorrect speed setting refused in TBI mode\n",
+ dev->name);
+ }
+ ret = -EOPNOTSUPP;
+ }
+
+ return ret;
+}
+
+static int rtl8169_set_speed_xmii(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int giga_ctrl, bmcr;
+
+ if (autoneg == AUTONEG_ENABLE) {
+ int auto_nego;
+
+ auto_nego = mdio_read(ioaddr, MII_ADVERTISE);
+ auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL |
+ ADVERTISE_100HALF | ADVERTISE_100FULL);
+ auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+
+ giga_ctrl = mdio_read(ioaddr, MII_CTRL1000);
+ giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
+
+ /* The 8100e/8101e/8102e do Fast Ethernet only. */
+ if ((tp->mac_version != RTL_GIGA_MAC_VER_07) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_08) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_09) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_10) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_13) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_14) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_15) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_16)) {
+ giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
+ } else if (netif_msg_link(tp)) {
+ printk(KERN_INFO "%s: PHY does not support 1000Mbps.\n",
+ dev->name);
+ }
+
+ bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_11) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_12) ||
+ (tp->mac_version >= RTL_GIGA_MAC_VER_17)) {
+ /*
+ * Wake up the PHY.
+ * Vendor specific (0x1f) and reserved (0x0e) MII
+ * registers.
+ */
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_write(ioaddr, 0x0e, 0x0000);
+ }
+
+ mdio_write(ioaddr, MII_ADVERTISE, auto_nego);
+ mdio_write(ioaddr, MII_CTRL1000, giga_ctrl);
+ } else {
+ giga_ctrl = 0;
+
+ if (speed == SPEED_10)
+ bmcr = 0;
+ else if (speed == SPEED_100)
+ bmcr = BMCR_SPEED100;
+ else
+ return -EINVAL;
+
+ if (duplex == DUPLEX_FULL)
+ bmcr |= BMCR_FULLDPLX;
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ }
+
+ tp->phy_1000_ctrl_reg = giga_ctrl;
+
+ mdio_write(ioaddr, MII_BMCR, bmcr);
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
+ if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) {
+ mdio_write(ioaddr, 0x17, 0x2138);
+ mdio_write(ioaddr, 0x0e, 0x0260);
+ } else {
+ mdio_write(ioaddr, 0x17, 0x2108);
+ mdio_write(ioaddr, 0x0e, 0x0000);
+ }
+ }
+
+ return 0;
+}
+
+static int rtl8169_set_speed(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int ret;
+
+ ret = tp->set_speed(dev, autoneg, speed, duplex);
+
+ if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
+ mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT);
+
+ return ret;
+}
+
+static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex);
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ return ret;
+}
+
+static u32 rtl8169_get_rx_csum(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return tp->cp_cmd & RxChkSum;
+}
+
+static int rtl8169_set_rx_csum(struct net_device *dev, u32 data)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ if (data)
+ tp->cp_cmd |= RxChkSum;
+ else
+ tp->cp_cmd &= ~RxChkSum;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ RTL_R16(CPlusCmd);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ return 0;
+}
+
+#ifdef CONFIG_R8169_VLAN
+
+static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
+ struct sk_buff *skb)
+{
+ return (tp->vlgrp && vlan_tx_tag_present(skb)) ?
+ TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
+}
+
+static void rtl8169_vlan_rx_register(struct net_device *dev,
+ struct vlan_group *grp)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ tp->vlgrp = grp;
+ /*
+ * Do not disable RxVlan on 8110SCd.
+ */
+ if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
+ tp->cp_cmd |= RxVlan;
+ else
+ tp->cp_cmd &= ~RxVlan;
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ RTL_R16(CPlusCmd);
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
+ struct sk_buff *skb)
+{
+ u32 opts2 = le32_to_cpu(desc->opts2);
+ struct vlan_group *vlgrp = tp->vlgrp;
+ int ret;
+
+ if (vlgrp && (opts2 & RxVlanTag)) {
+ vlan_hwaccel_receive_skb(skb, vlgrp, swab16(opts2 & 0xffff));
+ ret = 0;
+ } else
+ ret = -1;
+ desc->opts2 = 0;
+ return ret;
+}
+
+#else /* !CONFIG_R8169_VLAN */
+
+static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
+ struct sk_buff *skb)
+{
+ return 0;
+}
+
+static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
+ struct sk_buff *skb)
+{
+ return -1;
+}
+
+#endif
+
+static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 status;
+
+ cmd->supported =
+ SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE;
+ cmd->port = PORT_FIBRE;
+ cmd->transceiver = XCVR_INTERNAL;
+
+ status = RTL_R32(TBICSR);
+ cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0;
+ cmd->autoneg = !!(status & TBINwEnable);
+
+ cmd->speed = SPEED_1000;
+ cmd->duplex = DUPLEX_FULL; /* Always set */
+
+ return 0;
+}
+
+static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return mii_ethtool_gset(&tp->mii, cmd);
+}
+
+static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+ int rc;
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ rc = tp->get_settings(dev, cmd);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+ return rc;
+}
+
+static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
+ void *p)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+
+ if (regs->len > R8169_REGS_SIZE)
+ regs->len = R8169_REGS_SIZE;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ memcpy_fromio(p, tp->mmio_addr, regs->len);
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+static u32 rtl8169_get_msglevel(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return tp->msg_enable;
+}
+
+static void rtl8169_set_msglevel(struct net_device *dev, u32 value)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ tp->msg_enable = value;
+}
+
+static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = {
+ "tx_packets",
+ "rx_packets",
+ "tx_errors",
+ "rx_errors",
+ "rx_missed",
+ "align_errors",
+ "tx_single_collisions",
+ "tx_multi_collisions",
+ "unicast",
+ "broadcast",
+ "multicast",
+ "tx_aborted",
+ "tx_underrun",
+};
+
+static int rtl8169_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return ARRAY_SIZE(rtl8169_gstrings);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void rtl8169_update_counters(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct rtl8169_counters *counters;
+ dma_addr_t paddr;
+ u32 cmd;
+ int wait = 1000;
+
+ /*
+ * Some chips are unable to dump tally counters when the receiver
+ * is disabled.
+ */
+ if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
+ return;
+
+ counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr);
+ if (!counters)
+ return;
+
+ RTL_W32(CounterAddrHigh, (u64)paddr >> 32);
+ cmd = (u64)paddr & DMA_BIT_MASK(32);
+ RTL_W32(CounterAddrLow, cmd);
+ RTL_W32(CounterAddrLow, cmd | CounterDump);
+
+ while (wait--) {
+ if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) {
+ /* copy updated counters */
+ memcpy(&tp->counters, counters, sizeof(*counters));
+ break;
+ }
+ udelay(10);
+ }
+
+ RTL_W32(CounterAddrLow, 0);
+ RTL_W32(CounterAddrHigh, 0);
+
+ pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr);
+}
+
+static void rtl8169_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ ASSERT_RTNL();
+
+ rtl8169_update_counters(dev);
+
+ data[0] = le64_to_cpu(tp->counters.tx_packets);
+ data[1] = le64_to_cpu(tp->counters.rx_packets);
+ data[2] = le64_to_cpu(tp->counters.tx_errors);
+ data[3] = le32_to_cpu(tp->counters.rx_errors);
+ data[4] = le16_to_cpu(tp->counters.rx_missed);
+ data[5] = le16_to_cpu(tp->counters.align_errors);
+ data[6] = le32_to_cpu(tp->counters.tx_one_collision);
+ data[7] = le32_to_cpu(tp->counters.tx_multi_collision);
+ data[8] = le64_to_cpu(tp->counters.rx_unicast);
+ data[9] = le64_to_cpu(tp->counters.rx_broadcast);
+ data[10] = le32_to_cpu(tp->counters.rx_multicast);
+ data[11] = le16_to_cpu(tp->counters.tx_aborted);
+ data[12] = le16_to_cpu(tp->counters.tx_underun);
+}
+
+static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ switch(stringset) {
+ case ETH_SS_STATS:
+ memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings));
+ break;
+ }
+}
+
+static const struct ethtool_ops rtl8169_ethtool_ops = {
+ .get_drvinfo = rtl8169_get_drvinfo,
+ .get_regs_len = rtl8169_get_regs_len,
+ .get_link = ethtool_op_get_link,
+ .get_settings = rtl8169_get_settings,
+ .set_settings = rtl8169_set_settings,
+ .get_msglevel = rtl8169_get_msglevel,
+ .set_msglevel = rtl8169_set_msglevel,
+ .get_rx_csum = rtl8169_get_rx_csum,
+ .set_rx_csum = rtl8169_set_rx_csum,
+ .set_tx_csum = ethtool_op_set_tx_csum,
+ .set_sg = ethtool_op_set_sg,
+ .set_tso = ethtool_op_set_tso,
+ .get_regs = rtl8169_get_regs,
+ .get_wol = rtl8169_get_wol,
+ .set_wol = rtl8169_set_wol,
+ .get_strings = rtl8169_get_strings,
+ .get_sset_count = rtl8169_get_sset_count,
+ .get_ethtool_stats = rtl8169_get_ethtool_stats,
+};
+
+static void rtl8169_get_mac_version(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ /*
+ * The driver currently handles the 8168Bf and the 8168Be identically
+ * but they can be identified more specifically through the test below
+ * if needed:
+ *
+ * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be
+ *
+ * Same thing for the 8101Eb and the 8101Ec:
+ *
+ * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec
+ */
+ const struct {
+ u32 mask;
+ u32 val;
+ int mac_version;
+ } mac_info[] = {
+ /* 8168D family. */
+ { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 },
+ { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 },
+ { 0x7c800000, 0x28800000, RTL_GIGA_MAC_VER_27 },
+ { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 },
+
+ /* 8168C family. */
+ { 0x7cf00000, 0x3ca00000, RTL_GIGA_MAC_VER_24 },
+ { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 },
+ { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 },
+ { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 },
+ { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 },
+ { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 },
+ { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 },
+ { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 },
+ { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 },
+
+ /* 8168B family. */
+ { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 },
+ { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 },
+ { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 },
+ { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 },
+
+ /* 8101 family. */
+ { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 },
+ { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 },
+ { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 },
+ { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 },
+ { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 },
+ { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 },
+ { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 },
+ { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 },
+ { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 },
+ { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 },
+ { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 },
+ { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 },
+ /* FIXME: where did these entries come from ? -- FR */
+ { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 },
+ { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 },
+
+ /* 8110 family. */
+ { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 },
+ { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 },
+ { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 },
+ { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 },
+ { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 },
+ { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 },
+
+ /* Catch-all */
+ { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE }
+ }, *p = mac_info;
+ u32 reg;
+
+ reg = RTL_R32(TxConfig);
+ while ((reg & p->mask) != p->val)
+ p++;
+ tp->mac_version = p->mac_version;
+}
+
+static void rtl8169_print_mac_version(struct rtl8169_private *tp)
+{
+ dprintk("mac_version = 0x%02x\n", tp->mac_version);
+}
+
+struct phy_reg {
+ u16 reg;
+ u16 val;
+};
+
+static void rtl_phy_write(void __iomem *ioaddr, struct phy_reg *regs, int len)
+{
+ while (len-- > 0) {
+ mdio_write(ioaddr, regs->reg, regs->val);
+ regs++;
+ }
+}
+
+static void rtl8169s_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x006e },
+ { 0x08, 0x0708 },
+ { 0x15, 0x4000 },
+ { 0x18, 0x65c7 },
+
+ { 0x1f, 0x0001 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x0000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf60 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x0077 },
+ { 0x04, 0x7800 },
+ { 0x04, 0x7000 },
+
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf0f9 },
+ { 0x04, 0x9800 },
+ { 0x04, 0x9000 },
+
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xa000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x00bb },
+ { 0x04, 0xb800 },
+ { 0x04, 0xb000 },
+
+ { 0x03, 0xdf41 },
+ { 0x02, 0xdc60 },
+ { 0x01, 0x6340 },
+ { 0x00, 0x007d },
+ { 0x04, 0xd800 },
+ { 0x04, 0xd000 },
+
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x100a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0b, 0x0000 },
+ { 0x00, 0x9200 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8169sb_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x01, 0x90d0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct pci_dev *pdev = tp->pci_dev;
+ u16 vendor_id, device_id;
+
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id);
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id);
+
+ if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000))
+ return;
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x10, 0xf01b);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x10, 0xf41b },
+ { 0x14, 0xfb54 },
+ { 0x18, 0xf5c7 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ rtl8169scd_hw_phy_config_quirk(tp, ioaddr);
+}
+
+static void rtl8169sce_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0x8480 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x18, 0x67c7 },
+ { 0x04, 0x2000 },
+ { 0x03, 0x002f },
+ { 0x02, 0x4360 },
+ { 0x01, 0x0109 },
+ { 0x00, 0x3022 },
+ { 0x04, 0x2800 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168bb_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x10, 0xf41b },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168bef_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x10, 0xf41b },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168cp_1_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0000 },
+ { 0x1d, 0x0f00 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x1ec8 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168cp_2_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168c_1_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x1f, 0x0002 },
+ { 0x00, 0x88d4 },
+ { 0x01, 0x82b1 },
+ { 0x03, 0x7002 },
+ { 0x08, 0x9e30 },
+ { 0x09, 0x01f0 },
+ { 0x0a, 0x5500 },
+ { 0x0c, 0x00c8 },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xc096 },
+ { 0x16, 0x000a },
+ { 0x1f, 0x0000 },
+ { 0x1f, 0x0000 },
+ { 0x09, 0x2000 },
+ { 0x09, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_2_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0x9000 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x7eb8 },
+ { 0x06, 0x0761 },
+ { 0x1f, 0x0003 },
+ { 0x16, 0x0f0a },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_3_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x7eb8 },
+ { 0x06, 0x5461 },
+ { 0x1f, 0x0003 },
+ { 0x16, 0x0f0a },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr)
+{
+ rtl8168c_3_hw_phy_config(ioaddr);
+}
+
+static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr)
+{
+ static struct phy_reg phy_reg_init_0[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
+ { 0x1f, 0x0002 },
+ { 0x06, 0x5561 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_2[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaef },
+ { 0x06, 0x59ee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d59 },
+ { 0x06, 0x0fef },
+ { 0x06, 0x0139 },
+ { 0x06, 0x029e },
+ { 0x06, 0x06ef },
+ { 0x06, 0x1039 },
+ { 0x06, 0x089f },
+ { 0x06, 0x2aee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x01e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d58 },
+ { 0x06, 0x409e },
+ { 0x06, 0x0f39 },
+ { 0x06, 0x46aa },
+ { 0x06, 0x0bbf },
+ { 0x06, 0x8290 },
+ { 0x06, 0xd682 },
+ { 0x06, 0x9802 },
+ { 0x06, 0x014f },
+ { 0x06, 0xae09 },
+ { 0x06, 0xbf82 },
+ { 0x06, 0x98d6 },
+ { 0x06, 0x82a0 },
+ { 0x06, 0x0201 },
+ { 0x06, 0x4fef },
+ { 0x06, 0x95fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xea00 },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xeb00 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7ce3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0xa511 },
+ { 0x06, 0x1112 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd644 },
+ { 0x06, 0x4402 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xae0f },
+ { 0x06, 0xa544 },
+ { 0x06, 0x4402 },
+ { 0x06, 0xae4d },
+ { 0x06, 0xa5aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0xae47 },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834d },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834c },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8351 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834a },
+ { 0x06, 0xffee },
+ { 0x06, 0x834b },
+ { 0x06, 0xffe0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3158 },
+ { 0x06, 0xfee4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13e0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x009f },
+ { 0x06, 0x0ae0 },
+ { 0x06, 0x834f },
+ { 0x06, 0xa010 },
+ { 0x06, 0xa5ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x01e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7805 },
+ { 0x06, 0x9e9a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x10e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x019e },
+ { 0x06, 0x05ae },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81f8 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa3af },
+ { 0x06, 0x81dc },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x8348 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8349 },
+ { 0x06, 0x00e0 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x5801 },
+ { 0x06, 0x9fea },
+ { 0x06, 0xd000 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0xeae3 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x5af8 },
+ { 0x06, 0x1e20 },
+ { 0x06, 0xe6f8 },
+ { 0x06, 0xeae5 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0xd302 },
+ { 0x06, 0xb3fe },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7cef },
+ { 0x06, 0x325b },
+ { 0x06, 0x80e3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0x9e03 },
+ { 0x06, 0x7dff },
+ { 0x06, 0xff0d },
+ { 0x06, 0x581c },
+ { 0x06, 0x551a },
+ { 0x06, 0x6511 },
+ { 0x06, 0xa190 },
+ { 0x06, 0xd3e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x491b },
+ { 0x06, 0x56ab },
+ { 0x06, 0x08ef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4910 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xa004 },
+ { 0x06, 0xb9e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x49ef },
+ { 0x06, 0x65e2 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe383 },
+ { 0x06, 0x4b1b },
+ { 0x06, 0x56aa },
+ { 0x06, 0x0eef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4be2 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ce0 },
+ { 0x06, 0x834d },
+ { 0x06, 0xa000 },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81dc },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4d10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4dae },
+ { 0x06, 0x0480 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4de0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x02e0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x6801 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xae37 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e03 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4ce1 },
+ { 0x06, 0x834d },
+ { 0x06, 0x1b01 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xaaa1 },
+ { 0x06, 0xaea8 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xaeab },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f78 },
+ { 0x06, 0x039f },
+ { 0x06, 0x14ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x05d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x5554 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xba00 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x6802 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x580f },
+ { 0x06, 0x1e02 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xd000 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x5bbf },
+ { 0x06, 0x8350 },
+ { 0x06, 0xef46 },
+ { 0x06, 0xdc19 },
+ { 0x06, 0xddd0 },
+ { 0x06, 0x0102 },
+ { 0x06, 0x825b },
+ { 0x06, 0x0282 },
+ { 0x06, 0x77e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6158 },
+ { 0x06, 0xfde4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61fc },
+ { 0x06, 0x04f9 },
+ { 0x06, 0xfafb },
+ { 0x06, 0xc6bf },
+ { 0x06, 0xf840 },
+ { 0x06, 0xbe83 },
+ { 0x06, 0x50a0 },
+ { 0x06, 0x0101 },
+ { 0x06, 0x071b },
+ { 0x06, 0x89cf },
+ { 0x06, 0xd208 },
+ { 0x06, 0xebdb },
+ { 0x06, 0x19b2 },
+ { 0x06, 0xfbff },
+ { 0x06, 0xfefd },
+ { 0x06, 0x04f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x6808 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x58f7 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0x4d20 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4e22 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4ddf },
+ { 0x06, 0xff01 },
+ { 0x06, 0x4edd },
+ { 0x06, 0xff01 },
+ { 0x05, 0x83d4 },
+ { 0x06, 0x8000 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8051 },
+ { 0x02, 0x6010 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef);
+ mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x6662 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x6662 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+ }
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0d, 0x0300);
+ mdio_patch(ioaddr, 0x0f, 0x0010);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2));
+}
+
+static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr)
+{
+ static struct phy_reg phy_reg_init_0[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 },
+
+ { 0x1f, 0x0002 },
+ { 0x06, 0x5561 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7da5 },
+ { 0x06, 0x1111 },
+ { 0x06, 0x12d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6ae },
+ { 0x06, 0x0fa5 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x02ae },
+ { 0x06, 0x4da5 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x02ae },
+ { 0x06, 0x47af },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4d0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4c0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x5100 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4aff },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4bff },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x58fe },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8daf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7800 },
+ { 0x06, 0x9f0a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4fa0 },
+ { 0x06, 0x10a5 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e01 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x059e },
+ { 0x06, 0x9ae0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e10 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7801 },
+ { 0x06, 0x9e05 },
+ { 0x06, 0xae0c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa7af },
+ { 0x06, 0x8152 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8baf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4800 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4900 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x5110 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x5158 },
+ { 0x06, 0x019f },
+ { 0x06, 0xead0 },
+ { 0x06, 0x00d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66e2 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0xeb5a },
+ { 0x06, 0xf81e },
+ { 0x06, 0x20e6 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0xebd3 },
+ { 0x06, 0x02b3 },
+ { 0x06, 0xfee2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xef32 },
+ { 0x06, 0x5b80 },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7d9e },
+ { 0x06, 0x037d },
+ { 0x06, 0xffff },
+ { 0x06, 0x0d58 },
+ { 0x06, 0x1c55 },
+ { 0x06, 0x1a65 },
+ { 0x06, 0x11a1 },
+ { 0x06, 0x90d3 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xab08 },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x48e7 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x10d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66a0 },
+ { 0x06, 0x04b9 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0xef65 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4ae3 },
+ { 0x06, 0x834b },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xaa0e },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ae7 },
+ { 0x06, 0x834b },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4de6 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4da0 },
+ { 0x06, 0x000c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x834d },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xae04 },
+ { 0x06, 0x80e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0be0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e02 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8de0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3168 },
+ { 0x06, 0x01e4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8bae },
+ { 0x06, 0x37ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x03e0 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe183 },
+ { 0x06, 0x4d1b },
+ { 0x06, 0x019e },
+ { 0x06, 0x04aa },
+ { 0x06, 0xa1ae },
+ { 0x06, 0xa8ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ae },
+ { 0x06, 0xabe0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9f14 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e05 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd655 },
+ { 0x06, 0x5402 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6ba },
+ { 0x06, 0x0002 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xfefd },
+ { 0x06, 0xfc05 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6168 },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0x0f1e },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49d0 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x820a },
+ { 0x06, 0xbf83 },
+ { 0x06, 0x50ef },
+ { 0x06, 0x46dc },
+ { 0x06, 0x19dd },
+ { 0x06, 0xd001 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x0a02 },
+ { 0x06, 0x8226 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x58fd },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xfbc6 },
+ { 0x06, 0xbff8 },
+ { 0x06, 0x40be },
+ { 0x06, 0x8350 },
+ { 0x06, 0xa001 },
+ { 0x06, 0x0107 },
+ { 0x06, 0x1b89 },
+ { 0x06, 0xcfd2 },
+ { 0x06, 0x08eb },
+ { 0x06, 0xdb19 },
+ { 0x06, 0xb2fb },
+ { 0x06, 0xfffe },
+ { 0x06, 0xfd04 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4968 },
+ { 0x06, 0x08e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0xf7e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49fc },
+ { 0x06, 0x044d },
+ { 0x06, 0x2000 },
+ { 0x06, 0x024e },
+ { 0x06, 0x2200 },
+ { 0x06, 0x024d },
+ { 0x06, 0xdfff },
+ { 0x06, 0x014e },
+ { 0x06, 0xddff },
+ { 0x06, 0x0100 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8000 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x2642 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x2642 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+ }
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x17, 0x0cc0);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0f, 0x0017);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+}
+
+static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x10, 0x0008 },
+ { 0x0d, 0x006c },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0xa4d8 },
+ { 0x09, 0x281c },
+ { 0x07, 0x2883 },
+ { 0x0a, 0x6b35 },
+ { 0x1d, 0x3da4 },
+ { 0x1c, 0xeffd },
+ { 0x14, 0x7f52 },
+ { 0x18, 0x7fc6 },
+ { 0x08, 0x0601 },
+ { 0x06, 0x4063 },
+ { 0x10, 0xf074 },
+ { 0x1f, 0x0003 },
+ { 0x13, 0x0789 },
+ { 0x12, 0xf4bd },
+ { 0x1a, 0x04fd },
+ { 0x14, 0x84b0 },
+ { 0x1f, 0x0000 },
+ { 0x00, 0x9200 },
+
+ { 0x1f, 0x0005 },
+ { 0x01, 0x0340 },
+ { 0x1f, 0x0001 },
+ { 0x04, 0x4000 },
+ { 0x03, 0x1d21 },
+ { 0x02, 0x0c32 },
+ { 0x01, 0x0200 },
+ { 0x00, 0x5554 },
+ { 0x04, 0x4800 },
+ { 0x04, 0x4000 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0007 },
+ { 0x1e, 0x0023 },
+ { 0x16, 0x0000 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0003 },
+ { 0x08, 0x441d },
+ { 0x01, 0x9100 },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_patch(ioaddr, 0x11, 1 << 12);
+ mdio_patch(ioaddr, 0x19, 1 << 13);
+ mdio_patch(ioaddr, 0x10, 1 << 15);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl_hw_phy_config(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl8169_print_mac_version(tp);
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_01:
+ break;
+ case RTL_GIGA_MAC_VER_02:
+ case RTL_GIGA_MAC_VER_03:
+ rtl8169s_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_04:
+ rtl8169sb_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_05:
+ rtl8169scd_hw_phy_config(tp, ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_06:
+ rtl8169sce_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_07:
+ case RTL_GIGA_MAC_VER_08:
+ case RTL_GIGA_MAC_VER_09:
+ rtl8102e_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_11:
+ rtl8168bb_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_12:
+ rtl8168bef_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_17:
+ rtl8168bef_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_18:
+ rtl8168cp_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_19:
+ rtl8168c_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_20:
+ rtl8168c_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_21:
+ rtl8168c_3_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_22:
+ rtl8168c_4_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_23:
+ case RTL_GIGA_MAC_VER_24:
+ rtl8168cp_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_25:
+ rtl8168d_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_26:
+ rtl8168d_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_27:
+ rtl8168d_3_hw_phy_config(ioaddr);
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void rtl8169_phy_timer(unsigned long __opaque)
+{
+ struct net_device *dev = (struct net_device *)__opaque;
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long timeout = RTL8169_PHY_TIMEOUT;
+
+ assert(tp->mac_version > RTL_GIGA_MAC_VER_01);
+
+ if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
+ return;
+
+ if (!tp->ecdev)
+ spin_lock_irq(&tp->lock);
+
+ if (tp->phy_reset_pending(ioaddr)) {
+ /*
+ * A busy loop could burn quite a few cycles on nowadays CPU.
+ * Let's delay the execution of the timer for a few ticks.
+ */
+ timeout = HZ/10;
+ goto out_mod_timer;
+ }
+
+ if (tp->link_ok(ioaddr))
+ goto out_unlock;
+
+ if (netif_msg_link(tp))
+ printk(KERN_WARNING "%s: PHY reset until link up\n", dev->name);
+
+ tp->phy_reset_enable(ioaddr);
+
+out_mod_timer:
+ if (!tp->ecdev)
+ mod_timer(timer, jiffies + timeout);
+out_unlock:
+ if (!tp->ecdev)
+ spin_unlock_irq(&tp->lock);
+}
+
+static inline void rtl8169_delete_timer(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+
+ if (tp->ecdev || tp->mac_version <= RTL_GIGA_MAC_VER_01)
+ return;
+
+ del_timer_sync(timer);
+}
+
+static inline void rtl8169_request_timer(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+
+ if (tp->ecdev || tp->mac_version <= RTL_GIGA_MAC_VER_01)
+ return;
+
+ mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT);
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void rtl8169_netpoll(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+
+ disable_irq(pdev->irq);
+ rtl8169_interrupt(pdev->irq, dev);
+ enable_irq(pdev->irq);
+}
+#endif
+
+static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev,
+ void __iomem *ioaddr)
+{
+ iounmap(ioaddr);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+ free_netdev(dev);
+}
+
+static void rtl8169_phy_reset(struct net_device *dev,
+ struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+
+ tp->phy_reset_enable(ioaddr);
+ for (i = 0; i < 100; i++) {
+ if (!tp->phy_reset_pending(ioaddr))
+ return;
+ msleep(1);
+ }
+ if (netif_msg_link(tp))
+ printk(KERN_ERR "%s: PHY reset failed.\n", dev->name);
+}
+
+static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl_hw_phy_config(dev);
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
+ dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
+ RTL_W8(0x82, 0x01);
+ }
+
+ pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
+ pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
+
+ if (tp->mac_version == RTL_GIGA_MAC_VER_02) {
+ dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
+ RTL_W8(0x82, 0x01);
+ dprintk("Set PHY Reg 0x0bh = 0x00h\n");
+ mdio_write(ioaddr, 0x0b, 0x0000); //w 0x0b 15 0 0
+ }
+
+ rtl8169_phy_reset(dev, tp);
+
+ /*
+ * rtl8169_set_speed_xmii takes good care of the Fast Ethernet
+ * only 8101. Don't panic.
+ */
+ rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL);
+
+ if ((RTL_R8(PHYstatus) & TBI_Enable) && netif_msg_link(tp))
+ printk(KERN_INFO PFX "%s: TBI auto-negotiating\n", dev->name);
+}
+
+static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 high;
+ u32 low;
+
+ low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
+ high = addr[4] | (addr[5] << 8);
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ RTL_W32(MAC0, low);
+ RTL_W32(MAC4, high);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl_set_mac_address(struct net_device *dev, void *p)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ rtl_rar_set(tp, dev->dev_addr);
+
+ return 0;
+}
+
+static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct mii_ioctl_data *data = if_mii(ifr);
+
+ return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV;
+}
+
+static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
+{
+ switch (cmd) {
+ case SIOCGMIIPHY:
+ data->phy_id = 32; /* Internal PHY */
+ return 0;
+
+ case SIOCGMIIREG:
+ data->val_out = mdio_read(tp->mmio_addr, data->reg_num & 0x1f);
+ return 0;
+
+ case SIOCSMIIREG:
+ mdio_write(tp->mmio_addr, data->reg_num & 0x1f, data->val_in);
+ return 0;
+ }
+ return -EOPNOTSUPP;
+}
+
+static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
+{
+ return -EOPNOTSUPP;
+}
+
+static const struct rtl_cfg_info {
+ void (*hw_start)(struct net_device *);
+ unsigned int region;
+ unsigned int align;
+ u16 intr_event;
+ u16 napi_event;
+ unsigned features;
+ u8 default_ver;
+} rtl_cfg_infos [] = {
+ [RTL_CFG_0] = {
+ .hw_start = rtl_hw_start_8169,
+ .region = 1,
+ .align = 0,
+ .intr_event = SYSErr | LinkChg | RxOverflow |
+ RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
+ .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_GMII,
+ .default_ver = RTL_GIGA_MAC_VER_01,
+ },
+ [RTL_CFG_1] = {
+ .hw_start = rtl_hw_start_8168,
+ .region = 2,
+ .align = 8,
+ .intr_event = SYSErr | LinkChg | RxOverflow |
+ TxErr | TxOK | RxOK | RxErr,
+ .napi_event = TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI,
+ .default_ver = RTL_GIGA_MAC_VER_11,
+ },
+ [RTL_CFG_2] = {
+ .hw_start = rtl_hw_start_8101,
+ .region = 2,
+ .align = 8,
+ .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout |
+ RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
+ .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_MSI,
+ .default_ver = RTL_GIGA_MAC_VER_13,
+ }
+};
+
+/* Cfg9346_Unlock assumed. */
+static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
+ const struct rtl_cfg_info *cfg)
+{
+ unsigned msi = 0;
+ u8 cfg2;
+
+ cfg2 = RTL_R8(Config2) & ~MSIEnable;
+ if (cfg->features & RTL_FEATURE_MSI) {
+ if (pci_enable_msi(pdev)) {
+ dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
+ } else {
+ cfg2 |= MSIEnable;
+ msi = RTL_FEATURE_MSI;
+ }
+ }
+ RTL_W8(Config2, cfg2);
+ return msi;
+}
+
+static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp)
+{
+ if (tp->features & RTL_FEATURE_MSI) {
+ pci_disable_msi(pdev);
+ tp->features &= ~RTL_FEATURE_MSI;
+ }
+}
+
+static const struct net_device_ops rtl8169_netdev_ops = {
+ .ndo_open = rtl8169_open,
+ .ndo_stop = rtl8169_close,
+ .ndo_get_stats = rtl8169_get_stats,
+ .ndo_start_xmit = rtl8169_start_xmit,
+ .ndo_tx_timeout = rtl8169_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = rtl8169_change_mtu,
+ .ndo_set_mac_address = rtl_set_mac_address,
+ .ndo_do_ioctl = rtl8169_ioctl,
+ .ndo_set_multicast_list = rtl_set_rx_mode,
+#ifdef CONFIG_R8169_VLAN
+ .ndo_vlan_rx_register = rtl8169_vlan_rx_register,
+#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = rtl8169_netpoll,
+#endif
+
+};
+
+static int __devinit
+rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
+ const unsigned int region = cfg->region;
+ struct rtl8169_private *tp;
+ struct mii_if_info *mii;
+ struct net_device *dev;
+ void __iomem *ioaddr;
+ unsigned int i;
+ int rc;
+
+ if (netif_msg_drv(&debug)) {
+ printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n",
+ MODULENAME, RTL8169_VERSION);
+ }
+
+ dev = alloc_etherdev(sizeof (*tp));
+ if (!dev) {
+ if (netif_msg_drv(&debug))
+ dev_err(&pdev->dev, "unable to alloc new ethernet\n");
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ SET_NETDEV_DEV(dev, &pdev->dev);
+ dev->netdev_ops = &rtl8169_netdev_ops;
+ tp = netdev_priv(dev);
+ tp->dev = dev;
+ tp->pci_dev = pdev;
+ tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT);
+
+ mii = &tp->mii;
+ mii->dev = dev;
+ mii->mdio_read = rtl_mdio_read;
+ mii->mdio_write = rtl_mdio_write;
+ mii->phy_id_mask = 0x1f;
+ mii->reg_num_mask = 0x1f;
+ mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
+
+ /* enable device (incl. PCI PM wakeup and hotplug setup) */
+ rc = pci_enable_device(pdev);
+ if (rc < 0) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "enable failure\n");
+ goto err_out_free_dev_1;
+ }
+
+ rc = pci_set_mwi(pdev);
+ if (rc < 0)
+ goto err_out_disable_2;
+
+ /* make sure PCI base addr 1 is MMIO */
+ if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "region #%d not an MMIO resource, aborting\n",
+ region);
+ }
+ rc = -ENODEV;
+ goto err_out_mwi_3;
+ }
+
+ /* check for weird/broken PCI region reporting */
+ if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "Invalid PCI region size(s), aborting\n");
+ }
+ rc = -ENODEV;
+ goto err_out_mwi_3;
+ }
+
+ rc = pci_request_regions(pdev, MODULENAME);
+ if (rc < 0) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "could not request regions.\n");
+ goto err_out_mwi_3;
+ }
+
+ tp->cp_cmd = PCIMulRW | RxChkSum;
+
+ if ((sizeof(dma_addr_t) > 4) &&
+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) {
+ tp->cp_cmd |= PCIDAC;
+ dev->features |= NETIF_F_HIGHDMA;
+ } else {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc < 0) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "DMA configuration failed.\n");
+ }
+ goto err_out_free_res_4;
+ }
+ }
+
+ /* ioremap MMIO region */
+ ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE);
+ if (!ioaddr) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
+ rc = -EIO;
+ goto err_out_free_res_4;
+ }
+
+ tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+ if (!tp->pcie_cap && netif_msg_probe(tp))
+ dev_info(&pdev->dev, "no PCI Express capability\n");
+
+ RTL_W16(IntrMask, 0x0000);
+
+ /* Soft reset the chip. */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 0; i < 100; i++) {
+ if ((RTL_R8(ChipCmd) & CmdReset) == 0)
+ break;
+ msleep_interruptible(1);
+ }
+
+ RTL_W16(IntrStatus, 0xffff);
+
+ pci_set_master(pdev);
+
+ /* Identify chip attached to board */
+ rtl8169_get_mac_version(tp, ioaddr);
+
+ /* Use appropriate default if unknown */
+ if (tp->mac_version == RTL_GIGA_MAC_NONE) {
+ if (netif_msg_probe(tp)) {
+ dev_notice(&pdev->dev,
+ "unknown MAC, using family default\n");
+ }
+ tp->mac_version = cfg->default_ver;
+ }
+
+ rtl8169_print_mac_version(tp);
+
+ for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) {
+ if (tp->mac_version == rtl_chip_info[i].mac_version)
+ break;
+ }
+ if (i == ARRAY_SIZE(rtl_chip_info)) {
+ dev_err(&pdev->dev,
+ "driver bug, MAC version not found in rtl_chip_info\n");
+ goto err_out_msi_5;
+ }
+ tp->chipset = i;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ RTL_W8(Config1, RTL_R8(Config1) | PMEnable);
+ RTL_W8(Config5, RTL_R8(Config5) & PMEStatus);
+ if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0)
+ tp->features |= RTL_FEATURE_WOL;
+ if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
+ tp->features |= RTL_FEATURE_WOL;
+ tp->features |= rtl_try_msi(pdev, ioaddr, cfg);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) &&
+ (RTL_R8(PHYstatus) & TBI_Enable)) {
+ tp->set_speed = rtl8169_set_speed_tbi;
+ tp->get_settings = rtl8169_gset_tbi;
+ tp->phy_reset_enable = rtl8169_tbi_reset_enable;
+ tp->phy_reset_pending = rtl8169_tbi_reset_pending;
+ tp->link_ok = rtl8169_tbi_link_ok;
+ tp->do_ioctl = rtl_tbi_ioctl;
+
+ tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */
+ } else {
+ tp->set_speed = rtl8169_set_speed_xmii;
+ tp->get_settings = rtl8169_gset_xmii;
+ tp->phy_reset_enable = rtl8169_xmii_reset_enable;
+ tp->phy_reset_pending = rtl8169_xmii_reset_pending;
+ tp->link_ok = rtl8169_xmii_link_ok;
+ tp->do_ioctl = rtl_xmii_ioctl;
+ }
+
+ spin_lock_init(&tp->lock);
+
+ tp->mmio_addr = ioaddr;
+
+ /* Get MAC address */
+ for (i = 0; i < MAC_ADDR_LEN; i++)
+ dev->dev_addr[i] = RTL_R8(MAC0 + i);
+ memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
+ SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops);
+ dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
+ dev->irq = pdev->irq;
+ dev->base_addr = (unsigned long) ioaddr;
+
+ netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
+
+#ifdef CONFIG_R8169_VLAN
+ dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+#endif
+
+ tp->intr_mask = 0xffff;
+ tp->align = cfg->align;
+ tp->hw_start = cfg->hw_start;
+ tp->intr_event = cfg->intr_event;
+ tp->napi_event = cfg->napi_event;
+
+ init_timer(&tp->timer);
+ tp->timer.data = (unsigned long) dev;
+ tp->timer.function = rtl8169_phy_timer;
+
+ // offer device to EtherCAT master module
+ tp->ecdev = ecdev_offer(dev, ec_poll, THIS_MODULE);
+
+ if (!tp->ecdev) {
+ rc = register_netdev(dev);
+ if (rc < 0)
+ goto err_out_msi_5;
+ }
+
+ pci_set_drvdata(pdev, dev);
+
+ if (netif_msg_probe(tp)) {
+ u32 xid = RTL_R32(TxConfig) & 0x9cf0f8ff;
+
+ printk(KERN_INFO "%s: %s at 0x%lx, "
+ "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, "
+ "XID %08x IRQ %d\n",
+ dev->name,
+ rtl_chip_info[tp->chipset].name,
+ dev->base_addr,
+ dev->dev_addr[0], dev->dev_addr[1],
+ dev->dev_addr[2], dev->dev_addr[3],
+ dev->dev_addr[4], dev->dev_addr[5], xid, dev->irq);
+ }
+
+ rtl8169_init_phy(dev, tp);
+
+ /*
+ * Pretend we are using VLANs; This bypasses a nasty bug where
+ * Interrupts stop flowing on high load on 8110SCd controllers.
+ */
+ if (tp->mac_version == RTL_GIGA_MAC_VER_05)
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
+
+ device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
+ if (tp->ecdev && ecdev_open(tp->ecdev)) {
+ ecdev_withdraw(tp->ecdev);
+ goto err_out_msi_5;
+ }
+
+out:
+ return rc;
+
+err_out_msi_5:
+ rtl_disable_msi(pdev, tp);
+ iounmap(ioaddr);
+err_out_free_res_4:
+ pci_release_regions(pdev);
+err_out_mwi_3:
+ pci_clear_mwi(pdev);
+err_out_disable_2:
+ pci_disable_device(pdev);
+err_out_free_dev_1:
+ free_netdev(dev);
+ goto out;
+}
+
+static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ flush_scheduled_work();
+
+ if (tp->ecdev) {
+ ecdev_close(tp->ecdev);
+ ecdev_withdraw(tp->ecdev);
+ } else {
+ unregister_netdev(dev);
+ }
+
+ /* restore original MAC address */
+ rtl_rar_set(tp, dev->perm_addr);
+
+ rtl_disable_msi(pdev, tp);
+ rtl8169_release_board(pdev, dev, tp->mmio_addr);
+ pci_set_drvdata(pdev, NULL);
+}
+
+static void rtl8169_set_rxbufsize(struct rtl8169_private *tp,
+ struct net_device *dev)
+{
+ unsigned int max_frame = dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
+
+ tp->rx_buf_sz = (max_frame > RX_BUF_SIZE) ? max_frame : RX_BUF_SIZE;
+}
+
+static int rtl8169_open(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+ int retval = -ENOMEM;
+
+
+ rtl8169_set_rxbufsize(tp, dev);
+
+ /*
+ * Rx and Tx desscriptors needs 256 bytes alignment.
+ * pci_alloc_consistent provides more.
+ */
+ tp->TxDescArray = pci_alloc_consistent(pdev, R8169_TX_RING_BYTES,
+ &tp->TxPhyAddr);
+ if (!tp->TxDescArray)
+ goto out;
+
+ tp->RxDescArray = pci_alloc_consistent(pdev, R8169_RX_RING_BYTES,
+ &tp->RxPhyAddr);
+ if (!tp->RxDescArray)
+ goto err_free_tx_0;
+
+ retval = rtl8169_init_ring(dev);
+ if (retval < 0)
+ goto err_free_rx_1;
+
+ INIT_DELAYED_WORK(&tp->task, NULL);
+
+ smp_mb();
+
+ if (!tp->ecdev) {
+ retval = request_irq(dev->irq, rtl8169_interrupt,
+ (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED,
+ dev->name, dev);
+ if (retval < 0)
+ goto err_release_ring_2;
+
+ napi_enable(&tp->napi);
+
+ }
+
+ rtl_hw_start(dev);
+
+ rtl8169_request_timer(dev);
+
+ rtl8169_check_link_status(dev, tp, tp->mmio_addr);
+out:
+ return retval;
+
+err_release_ring_2:
+ rtl8169_rx_clear(tp);
+err_free_rx_1:
+ pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
+ tp->RxPhyAddr);
+err_free_tx_0:
+ pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
+ tp->TxPhyAddr);
+ goto out;
+}
+
+static void rtl8169_hw_reset(void __iomem *ioaddr)
+{
+ /* Disable interrupts */
+ rtl8169_irq_mask_and_ack(ioaddr);
+
+ /* Reset the chipset */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* PCI commit */
+ RTL_R8(ChipCmd);
+}
+
+static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 cfg = rtl8169_rx_config;
+
+ cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
+ RTL_W32(RxConfig, cfg);
+
+ /* Set DMA burst size and Interframe Gap Time */
+ RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
+ (InterFrameGap << TxInterFrameGapShift));
+}
+
+static void rtl_hw_start(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+
+ /* Soft reset the chip. */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 0; i < 100; i++) {
+ if ((RTL_R8(ChipCmd) & CmdReset) == 0)
+ break;
+ msleep_interruptible(1);
+ }
+
+ tp->hw_start(dev);
+
+ if (!tp->ecdev)
+ netif_start_queue(dev);
+}
+
+
+static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ /*
+ * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh
+ * register to be written before TxDescAddrLow to work.
+ * Switching from MMIO to I/O access fixes the issue as well.
+ */
+ RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32);
+ RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32));
+ RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32);
+ RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32));
+}
+
+static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
+{
+ u16 cmd;
+
+ cmd = RTL_R16(CPlusCmd);
+ RTL_W16(CPlusCmd, cmd);
+ return cmd;
+}
+
+static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
+{
+ /* Low hurts. Let's disable the filtering. */
+ RTL_W16(RxMaxSize, rx_buf_sz + 1);
+}
+
+static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
+{
+ struct {
+ u32 mac_version;
+ u32 clk;
+ u32 val;
+ } cfg2_info [] = {
+ { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd
+ { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
+ { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
+ { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
+ }, *p = cfg2_info;
+ unsigned int i;
+ u32 clk;
+
+ clk = RTL_R8(Config2) & PCI_Clock_66MHz;
+ for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) {
+ if ((p->mac_version == mac_version) && (p->clk == clk)) {
+ RTL_W32(0x7c, p->val);
+ break;
+ }
+ }
+}
+
+static void rtl_hw_start_8169(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW);
+ pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_04))
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_04))
+ rtl_set_rx_tx_config_registers(tp);
+
+ tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
+ dprintk("Set MAC Reg C+CR Offset 0xE0. "
+ "Bit-3 and bit-14 MUST be 1\n");
+ tp->cp_cmd |= (1 << 14);
+ }
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ rtl8169_set_magic_reg(ioaddr, tp->mac_version);
+
+ /*
+ * Undocumented corner. Supposedly:
+ * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets
+ */
+ RTL_W16(IntrMitigate, 0x0000);
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+ rtl_set_rx_tx_config_registers(tp);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ /* Initially a 10 us delay. Turned it into a PCI commit. - FR */
+ RTL_R8(IntrMask);
+
+ RTL_W32(RxMissed, 0);
+
+ rtl_set_rx_mode(dev);
+
+ /* no early-rx interrupts */
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
+
+ /* Enable all known interrupts by setting the interrupt mask. */
+ if (!tp->ecdev)
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ u16 ctl;
+
+ pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl);
+ ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force;
+ pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl);
+ }
+}
+
+static void rtl_csi_access_enable(void __iomem *ioaddr)
+{
+ u32 csi;
+
+ csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff;
+ rtl_csi_write(ioaddr, 0x070c, csi | 0x27000000);
+}
+
+struct ephy_info {
+ unsigned int offset;
+ u16 mask;
+ u16 bits;
+};
+
+static void rtl_ephy_init(void __iomem *ioaddr, struct ephy_info *e, int len)
+{
+ u16 w;
+
+ while (len-- > 0) {
+ w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits;
+ rtl_ephy_write(ioaddr, e->offset, w);
+ e++;
+ }
+}
+
+static void rtl_disable_clock_request(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ u16 ctl;
+
+ pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl);
+ ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN;
+ pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl);
+ }
+}
+
+#define R8168_CPCMD_QUIRK_MASK (\
+ EnableBist | \
+ Mac_dbgo_oe | \
+ Force_half_dup | \
+ Force_rxflow_en | \
+ Force_txflow_en | \
+ Cxpl_dbg_sel | \
+ ASF | \
+ PktCntrDisable | \
+ Mac_dbgo_sel)
+
+static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+
+ rtl_tx_performance_tweak(pdev,
+ (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN);
+}
+
+static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8168bb(ioaddr, pdev);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0));
+}
+
+static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ RTL_W8(Config1, RTL_R8(Config1) | Speed_down);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ rtl_disable_clock_request(pdev);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168cp[] = {
+ { 0x01, 0, 0x0001 },
+ { 0x02, 0x0800, 0x1000 },
+ { 0x03, 0, 0x0042 },
+ { 0x06, 0x0080, 0x0000 },
+ { 0x07, 0, 0x2000 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ /* Magic. */
+ RTL_W8(DBG_REG, 0x20);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168c_1[] = {
+ { 0x02, 0x0800, 0x1000 },
+ { 0x03, 0, 0x0002 },
+ { 0x06, 0x0080, 0x0000 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2);
+
+ rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168c_2[] = {
+ { 0x01, 0, 0x0001 },
+ { 0x03, 0x0400, 0x0220 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8168c_2(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_disable_clock_request(pdev);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ RTL_W16(IntrMitigate, 0x5151);
+
+ /* Work around for RxFIFO overflow. */
+ if (tp->mac_version == RTL_GIGA_MAC_VER_11) {
+ tp->intr_event |= RxFIFOOver | PCSTimeout;
+ tp->intr_event &= ~RxOverflow;
+ }
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ rtl_set_rx_mode(dev);
+
+ RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
+ (InterFrameGap << TxInterFrameGapShift));
+
+ RTL_R8(IntrMask);
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_11:
+ rtl_hw_start_8168bb(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_12:
+ case RTL_GIGA_MAC_VER_17:
+ rtl_hw_start_8168bef(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_18:
+ rtl_hw_start_8168cp_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_19:
+ rtl_hw_start_8168c_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_20:
+ rtl_hw_start_8168c_2(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_21:
+ rtl_hw_start_8168c_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_22:
+ rtl_hw_start_8168c_4(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_23:
+ rtl_hw_start_8168cp_2(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_24:
+ rtl_hw_start_8168cp_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_25:
+ case RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_27:
+ rtl_hw_start_8168d(ioaddr, pdev);
+ break;
+
+ default:
+ printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",
+ dev->name, tp->mac_version);
+ break;
+ }
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
+
+ if (!tp->ecdev)
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+#define R810X_CPCMD_QUIRK_MASK (\
+ EnableBist | \
+ Mac_dbgo_oe | \
+ Force_half_dup | \
+ Force_rxflow_en | \
+ Force_txflow_en | \
+ Cxpl_dbg_sel | \
+ ASF | \
+ PktCntrDisable | \
+ PCIDAC | \
+ PCIMulRW)
+
+static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8102e_1[] = {
+ { 0x01, 0, 0x6e65 },
+ { 0x02, 0, 0x091f },
+ { 0x03, 0, 0xc2f9 },
+ { 0x06, 0, 0xafb5 },
+ { 0x07, 0, 0x0e00 },
+ { 0x19, 0, 0xec80 },
+ { 0x01, 0, 0x2e65 },
+ { 0x01, 0, 0x6e65 }
+ };
+ u8 cfg1;
+
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(DBG_REG, FIX_NAK_1);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W8(Config1,
+ LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable);
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ cfg1 = RTL_R8(Config1);
+ if ((cfg1 & LEDS0) && (cfg1 & LEDS1))
+ RTL_W8(Config1, cfg1 & ~LEDS0);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
+
+ rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1));
+}
+
+static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable);
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8102e_2(ioaddr, pdev);
+
+ rtl_ephy_write(ioaddr, 0x03, 0xc2f9);
+}
+
+static void rtl_hw_start_8101(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_13) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_16)) {
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL,
+ PCI_EXP_DEVCTL_NOSNOOP_EN);
+ }
+ }
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_07:
+ rtl_hw_start_8102e_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_08:
+ rtl_hw_start_8102e_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_09:
+ rtl_hw_start_8102e_2(ioaddr, pdev);
+ break;
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ RTL_W16(IntrMitigate, 0x0000);
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+ rtl_set_rx_tx_config_registers(tp);
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ RTL_R8(IntrMask);
+
+ rtl_set_rx_mode(dev);
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
+
+ if (!tp->ecdev)
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int ret = 0;
+
+ if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu)
+ return -EINVAL;
+
+ dev->mtu = new_mtu;
+
+ if (!netif_running(dev))
+ goto out;
+
+ rtl8169_down(dev);
+
+ rtl8169_set_rxbufsize(tp, dev);
+
+ ret = rtl8169_init_ring(dev);
+ if (ret < 0)
+ goto out;
+
+ napi_enable(&tp->napi);
+
+ rtl_hw_start(dev);
+
+ rtl8169_request_timer(dev);
+
+out:
+ return ret;
+}
+
+static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc)
+{
+ desc->addr = cpu_to_le64(0x0badbadbadbadbadull);
+ desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask);
+}
+
+static void rtl8169_free_rx_skb(struct rtl8169_private *tp,
+ struct sk_buff **sk_buff, struct RxDesc *desc)
+{
+ struct pci_dev *pdev = tp->pci_dev;
+
+ pci_unmap_single(pdev, le64_to_cpu(desc->addr), tp->rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+ dev_kfree_skb(*sk_buff);
+ *sk_buff = NULL;
+ rtl8169_make_unusable_by_asic(desc);
+}
+
+static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz)
+{
+ u32 eor = le32_to_cpu(desc->opts1) & RingEnd;
+
+ desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz);
+}
+
+static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
+ u32 rx_buf_sz)
+{
+ desc->addr = cpu_to_le64(mapping);
+ wmb();
+ rtl8169_mark_to_asic(desc, rx_buf_sz);
+}
+
+static struct sk_buff *rtl8169_alloc_rx_skb(struct pci_dev *pdev,
+ struct net_device *dev,
+ struct RxDesc *desc, int rx_buf_sz,
+ unsigned int align)
+{
+ struct sk_buff *skb;
+ dma_addr_t mapping;
+ unsigned int pad;
+
+ pad = align ? align : NET_IP_ALIGN;
+
+ skb = netdev_alloc_skb(dev, rx_buf_sz + pad);
+ if (!skb)
+ goto err_out;
+
+ skb_reserve(skb, align ? ((pad - 1) & (unsigned long)skb->data) : pad);
+
+ mapping = pci_map_single(pdev, skb->data, rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+
+ rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
+out:
+ return skb;
+
+err_out:
+ rtl8169_make_unusable_by_asic(desc);
+ goto out;
+}
+
+static void rtl8169_rx_clear(struct rtl8169_private *tp)
+{
+ unsigned int i;
+
+ for (i = 0; i < NUM_RX_DESC; i++) {
+ if (tp->Rx_skbuff[i]) {
+ rtl8169_free_rx_skb(tp, tp->Rx_skbuff + i,
+ tp->RxDescArray + i);
+ }
+ }
+}
+
+static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev,
+ u32 start, u32 end)
+{
+ u32 cur;
+
+ for (cur = start; end - cur != 0; cur++) {
+ struct sk_buff *skb;
+ unsigned int i = cur % NUM_RX_DESC;
+
+ WARN_ON((s32)(end - cur) < 0);
+
+ if (tp->Rx_skbuff[i])
+ continue;
+
+ skb = rtl8169_alloc_rx_skb(tp->pci_dev, dev,
+ tp->RxDescArray + i,
+ tp->rx_buf_sz, tp->align);
+ if (!skb)
+ break;
+
+ tp->Rx_skbuff[i] = skb;
+ }
+ return cur - start;
+}
+
+static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc)
+{
+ desc->opts1 |= cpu_to_le32(RingEnd);
+}
+
+static void rtl8169_init_ring_indexes(struct rtl8169_private *tp)
+{
+ tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0;
+}
+
+static int rtl8169_init_ring(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ rtl8169_init_ring_indexes(tp);
+
+ memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
+ memset(tp->Rx_skbuff, 0x0, NUM_RX_DESC * sizeof(struct sk_buff *));
+
+ if (rtl8169_rx_fill(tp, dev, 0, NUM_RX_DESC) != NUM_RX_DESC)
+ goto err_out;
+
+ rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1);
+
+ return 0;
+
+err_out:
+ rtl8169_rx_clear(tp);
+ return -ENOMEM;
+}
+
+static void rtl8169_unmap_tx_skb(struct pci_dev *pdev, struct ring_info *tx_skb,
+ struct TxDesc *desc)
+{
+ unsigned int len = tx_skb->len;
+
+ pci_unmap_single(pdev, le64_to_cpu(desc->addr), len, PCI_DMA_TODEVICE);
+ desc->opts1 = 0x00;
+ desc->opts2 = 0x00;
+ desc->addr = 0x00;
+ tx_skb->len = 0;
+}
+
+static void rtl8169_tx_clear(struct rtl8169_private *tp)
+{
+ unsigned int i;
+
+ for (i = tp->dirty_tx; i < tp->dirty_tx + NUM_TX_DESC; i++) {
+ unsigned int entry = i % NUM_TX_DESC;
+ struct ring_info *tx_skb = tp->tx_skb + entry;
+ unsigned int len = tx_skb->len;
+
+ if (len) {
+ struct sk_buff *skb = tx_skb->skb;
+
+ rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb,
+ tp->TxDescArray + entry);
+ if (skb) {
+ if (!tp->ecdev)
+ dev_kfree_skb(skb);
+ tx_skb->skb = NULL;
+ }
+ tp->dev->stats.tx_dropped++;
+ }
+ }
+ tp->cur_tx = tp->dirty_tx = 0;
+}
+
+static void rtl8169_schedule_work(struct net_device *dev, work_func_t task)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ PREPARE_DELAYED_WORK(&tp->task, task);
+ schedule_delayed_work(&tp->task, 4);
+}
+
+static void rtl8169_wait_for_quiescence(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ synchronize_irq(dev->irq);
+
+ /* Wait for any pending NAPI task to complete */
+ napi_disable(&tp->napi);
+
+ rtl8169_irq_mask_and_ack(ioaddr);
+
+ tp->intr_mask = 0xffff;
+ RTL_W16(IntrMask, tp->intr_event);
+ napi_enable(&tp->napi);
+}
+
+static void rtl8169_reinit_task(struct work_struct *work)
+{
+ struct rtl8169_private *tp =
+ container_of(work, struct rtl8169_private, task.work);
+ struct net_device *dev = tp->dev;
+ int ret;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ rtl8169_wait_for_quiescence(dev);
+ rtl8169_close(dev);
+
+ ret = rtl8169_open(dev);
+ if (unlikely(ret < 0)) {
+ if (net_ratelimit() && netif_msg_drv(tp)) {
+ printk(KERN_ERR PFX "%s: reinit failure (status = %d)."
+ " Rescheduling.\n", dev->name, ret);
+ }
+ rtl8169_schedule_work(dev, rtl8169_reinit_task);
+ }
+
+out_unlock:
+ rtnl_unlock();
+}
+
+static void rtl8169_reset_task(struct work_struct *work)
+{
+ struct rtl8169_private *tp =
+ container_of(work, struct rtl8169_private, task.work);
+ struct net_device *dev = tp->dev;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ rtl8169_wait_for_quiescence(dev);
+
+ rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0);
+ rtl8169_tx_clear(tp);
+
+ if (tp->dirty_rx == tp->cur_rx) {
+ rtl8169_init_ring_indexes(tp);
+ rtl_hw_start(dev);
+ netif_wake_queue(dev);
+ rtl8169_check_link_status(dev, tp, tp->mmio_addr);
+ } else {
+ if (net_ratelimit() && netif_msg_intr(tp)) {
+ printk(KERN_EMERG PFX "%s: Rx buffers shortage\n",
+ dev->name);
+ }
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+ }
+
+out_unlock:
+ rtnl_unlock();
+}
+
+static void rtl8169_tx_timeout(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ if (tp->ecdev)
+ return;
+
+ rtl8169_hw_reset(tp->mmio_addr);
+
+ /* Let's wait a bit while any (async) irq lands on */
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+}
+
+static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
+ u32 opts1)
+{
+ struct skb_shared_info *info = skb_shinfo(skb);
+ unsigned int cur_frag, entry;
+ struct TxDesc * uninitialized_var(txd);
+
+ entry = tp->cur_tx;
+ for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) {
+ skb_frag_t *frag = info->frags + cur_frag;
+ dma_addr_t mapping;
+ u32 status, len;
+ void *addr;
+
+ entry = (entry + 1) % NUM_TX_DESC;
+
+ txd = tp->TxDescArray + entry;
+ len = frag->size;
+ addr = ((void *) page_address(frag->page)) + frag->page_offset;
+ mapping = pci_map_single(tp->pci_dev, addr, len, PCI_DMA_TODEVICE);
+
+ /* anti gcc 2.95.3 bugware (sic) */
+ status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
+
+ txd->opts1 = cpu_to_le32(status);
+ txd->addr = cpu_to_le64(mapping);
+
+ tp->tx_skb[entry].len = len;
+ }
+
+ if (cur_frag) {
+ tp->tx_skb[entry].skb = skb;
+ txd->opts1 |= cpu_to_le32(LastFrag);
+ }
+
+ return cur_frag;
+}
+
+static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev)
+{
+ if (dev->features & NETIF_F_TSO) {
+ u32 mss = skb_shinfo(skb)->gso_size;
+
+ if (mss)
+ return LargeSend | ((mss & MSSMask) << MSSShift);
+ }
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ const struct iphdr *ip = ip_hdr(skb);
+
+ if (ip->protocol == IPPROTO_TCP)
+ return IPCS | TCPCS;
+ else if (ip->protocol == IPPROTO_UDP)
+ return IPCS | UDPCS;
+ WARN_ON(1); /* we need a WARN() */
+ }
+ return 0;
+}
+
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned int frags, entry = tp->cur_tx % NUM_TX_DESC;
+ struct TxDesc *txd = tp->TxDescArray + entry;
+ void __iomem *ioaddr = tp->mmio_addr;
+ dma_addr_t mapping;
+ u32 status, len;
+ u32 opts1;
+
+ if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) {
+ if (netif_msg_drv(tp)) {
+ printk(KERN_ERR
+ "%s: BUG! Tx Ring full when queue awake!\n",
+ dev->name);
+ }
+ goto err_stop;
+ }
+
+ if (unlikely(le32_to_cpu(txd->opts1) & DescOwn))
+ goto err_stop;
+
+ opts1 = DescOwn | rtl8169_tso_csum(skb, dev);
+
+ frags = rtl8169_xmit_frags(tp, skb, opts1);
+ if (frags) {
+ len = skb_headlen(skb);
+ opts1 |= FirstFrag;
+ } else {
+ len = skb->len;
+ opts1 |= FirstFrag | LastFrag;
+ tp->tx_skb[entry].skb = skb;
+ }
+
+ mapping = pci_map_single(tp->pci_dev, skb->data, len, PCI_DMA_TODEVICE);
+
+ tp->tx_skb[entry].len = len;
+ txd->addr = cpu_to_le64(mapping);
+ txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb));
+
+ wmb();
+
+ /* anti gcc 2.95.3 bugware (sic) */
+ status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
+ txd->opts1 = cpu_to_le32(status);
+
+ tp->cur_tx += frags + 1;
+
+ smp_wmb();
+
+ RTL_W8(TxPoll, NPQ); /* set polling bit */
+
+ if (!tp->ecdev) {
+ if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) {
+ netif_stop_queue(dev);
+ smp_rmb();
+ if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)
+ netif_wake_queue(dev);
+ }
+ }
+
+ return NETDEV_TX_OK;
+
+err_stop:
+ if (!tp->ecdev)
+ netif_stop_queue(dev);
+ dev->stats.tx_dropped++;
+ return NETDEV_TX_BUSY;
+}
+
+static void rtl8169_pcierr_interrupt(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 pci_status, pci_cmd;
+
+ pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
+ pci_read_config_word(pdev, PCI_STATUS, &pci_status);
+
+ if (netif_msg_intr(tp)) {
+ printk(KERN_ERR
+ "%s: PCI error (cmd = 0x%04x, status = 0x%04x).\n",
+ dev->name, pci_cmd, pci_status);
+ }
+
+ /*
+ * The recovery sequence below admits a very elaborated explanation:
+ * - it seems to work;
+ * - I did not see what else could be done;
+ * - it makes iop3xx happy.
+ *
+ * Feel free to adjust to your needs.
+ */
+ if (pdev->broken_parity_status)
+ pci_cmd &= ~PCI_COMMAND_PARITY;
+ else
+ pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY;
+
+ pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
+
+ pci_write_config_word(pdev, PCI_STATUS,
+ pci_status & (PCI_STATUS_DETECTED_PARITY |
+ PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT |
+ PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT));
+
+ /* The infamous DAC f*ckup only happens at boot time */
+ if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) {
+ if (netif_msg_intr(tp))
+ printk(KERN_INFO "%s: disabling PCI DAC.\n", dev->name);
+ tp->cp_cmd &= ~PCIDAC;
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ dev->features &= ~NETIF_F_HIGHDMA;
+ }
+
+ rtl8169_hw_reset(ioaddr);
+
+ rtl8169_schedule_work(dev, rtl8169_reinit_task);
+}
+
+static void rtl8169_tx_interrupt(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned int dirty_tx, tx_left;
+
+ dirty_tx = tp->dirty_tx;
+ smp_rmb();
+ tx_left = tp->cur_tx - dirty_tx;
+
+ while (tx_left > 0) {
+ unsigned int entry = dirty_tx % NUM_TX_DESC;
+ struct ring_info *tx_skb = tp->tx_skb + entry;
+ u32 len = tx_skb->len;
+ u32 status;
+
+ rmb();
+ status = le32_to_cpu(tp->TxDescArray[entry].opts1);
+ if (status & DescOwn)
+ break;
+
+ dev->stats.tx_bytes += len;
+ dev->stats.tx_packets++;
+
+ rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb, tp->TxDescArray + entry);
+
+ if (status & LastFrag) {
+ if (!tp->ecdev)
+ dev_kfree_skb(tx_skb->skb);
+ tx_skb->skb = NULL;
+ }
+ dirty_tx++;
+ tx_left--;
+ }
+
+ if (tp->dirty_tx != dirty_tx) {
+ tp->dirty_tx = dirty_tx;
+ smp_wmb();
+ if (!tp->ecdev && netif_queue_stopped(dev) &&
+ (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) {
+ netif_wake_queue(dev);
+ }
+ /*
+ * 8168 hack: TxPoll requests are lost when the Tx packets are
+ * too close. Let's kick an extra TxPoll request when a burst
+ * of start_xmit activity is detected (if it is not detected,
+ * it is slow enough). -- FR
+ */
+ smp_rmb();
+ if (tp->cur_tx != dirty_tx)
+ RTL_W8(TxPoll, NPQ);
+ }
+}
+
+static inline int rtl8169_fragmented_frame(u32 status)
+{
+ return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag);
+}
+
+static inline void rtl8169_rx_csum(struct sk_buff *skb, struct RxDesc *desc)
+{
+ u32 opts1 = le32_to_cpu(desc->opts1);
+ u32 status = opts1 & RxProtoMask;
+
+ if (((status == RxProtoTCP) && !(opts1 & TCPFail)) ||
+ ((status == RxProtoUDP) && !(opts1 & UDPFail)) ||
+ ((status == RxProtoIP) && !(opts1 & IPFail)))
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ else
+ skb->ip_summed = CHECKSUM_NONE;
+}
+
+static inline bool rtl8169_try_rx_copy(struct sk_buff **sk_buff,
+ struct rtl8169_private *tp, int pkt_size,
+ dma_addr_t addr)
+{
+ struct sk_buff *skb;
+ bool done = false;
+
+ if (pkt_size >= rx_copybreak)
+ goto out;
+
+ skb = netdev_alloc_skb(tp->dev, pkt_size + NET_IP_ALIGN);
+ if (!skb)
+ goto out;
+
+ pci_dma_sync_single_for_cpu(tp->pci_dev, addr, pkt_size,
+ PCI_DMA_FROMDEVICE);
+ skb_reserve(skb, NET_IP_ALIGN);
+ skb_copy_from_linear_data(*sk_buff, skb->data, pkt_size);
+ *sk_buff = skb;
+ done = true;
+out:
+ return done;
+}
+
+static int rtl8169_rx_interrupt(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr, u32 budget)
+{
+ unsigned int cur_rx, rx_left;
+ unsigned int delta, count;
+
+ cur_rx = tp->cur_rx;
+ rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
+ rx_left = min(rx_left, budget);
+
+ for (; rx_left > 0; rx_left--, cur_rx++) {
+ unsigned int entry = cur_rx % NUM_RX_DESC;
+ struct RxDesc *desc = tp->RxDescArray + entry;
+ u32 status;
+
+ rmb();
+ status = le32_to_cpu(desc->opts1);
+
+ if (status & DescOwn)
+ break;
+ if (unlikely(status & RxRES)) {
+ if (netif_msg_rx_err(tp)) {
+ printk(KERN_INFO
+ "%s: Rx ERROR. status = %08x\n",
+ dev->name, status);
+ }
+ dev->stats.rx_errors++;
+ if (status & (RxRWT | RxRUNT))
+ dev->stats.rx_length_errors++;
+ if (status & RxCRC)
+ dev->stats.rx_crc_errors++;
+ if (status & RxFOVF) {
+ if (!tp->ecdev)
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+ dev->stats.rx_fifo_errors++;
+ }
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ } else {
+ struct sk_buff *skb = tp->Rx_skbuff[entry];
+ dma_addr_t addr = le64_to_cpu(desc->addr);
+ int pkt_size = (status & 0x00001FFF) - 4;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ /*
+ * The driver does not support incoming fragmented
+ * frames. They are seen as a symptom of over-mtu
+ * sized frames.
+ */
+ if (unlikely(rtl8169_fragmented_frame(status))) {
+ dev->stats.rx_dropped++;
+ dev->stats.rx_length_errors++;
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ continue;
+ }
+
+ rtl8169_rx_csum(skb, desc);
+
+ if (tp->ecdev) {
+ pci_dma_sync_single_for_cpu(pdev, addr, pkt_size,
+ PCI_DMA_FROMDEVICE);
+
+ ecdev_receive(tp->ecdev, skb->data, pkt_size);
+
+ pci_dma_sync_single_for_device(pdev, addr,
+ pkt_size, PCI_DMA_FROMDEVICE);
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+
+ // No need to detect link status as
+ // long as frames are received: Reset watchdog.
+ tp->ec_watchdog_jiffies = jiffies;
+ } else {
+ if (rtl8169_try_rx_copy(&skb, tp, pkt_size, addr)) {
+ pci_dma_sync_single_for_device(pdev, addr,
+ pkt_size, PCI_DMA_FROMDEVICE);
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ } else {
+ pci_unmap_single(pdev, addr, tp->rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+ tp->Rx_skbuff[entry] = NULL;
+ }
+
+ skb_put(skb, pkt_size);
+ skb->protocol = eth_type_trans(skb, dev);
+
+ if (rtl8169_rx_vlan_skb(tp, desc, skb) < 0)
+ netif_receive_skb(skb);
+ }
+ dev->stats.rx_bytes += pkt_size;
+ dev->stats.rx_packets++;
+ }
+
+ /* Work around for AMD plateform. */
+ if ((desc->opts2 & cpu_to_le32(0xfffe000)) &&
+ (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
+ desc->opts2 = 0;
+ cur_rx++;
+ }
+ }
+
+ count = cur_rx - tp->cur_rx;
+ tp->cur_rx = cur_rx;
+
+ if (tp->ecdev) {
+ /* descriptors are cleaned up immediately. */
+ tp->dirty_rx = tp->cur_rx;
+ } else {
+ delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx);
+ if (!delta && count && netif_msg_intr(tp))
+ printk(KERN_INFO "%s: no Rx buffer allocated\n", dev->name);
+ tp->dirty_rx += delta;
+
+ /*
+ * FIXME: until there is periodic timer to try and refill the ring,
+ * a temporary shortage may definitely kill the Rx process.
+ * - disable the asic to try and avoid an overflow and kick it again
+ * after refill ?
+ * - how do others driver handle this condition (Uh oh...).
+ */
+ if ((tp->dirty_rx + NUM_RX_DESC == tp->cur_rx) && netif_msg_intr(tp))
+ printk(KERN_EMERG "%s: Rx buffers exhausted\n", dev->name);
+ }
+
+ return count;
+}
+
+static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
+{
+ struct net_device *dev = dev_instance;
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int handled = 0;
+ int status;
+
+ /* loop handling interrupts until we have no new ones or
+ * we hit a invalid/hotplug case.
+ */
+ status = RTL_R16(IntrStatus);
+ while (status && status != 0xffff) {
+ handled = 1;
+
+ /* Handle all of the error cases first. These will reset
+ * the chip, so just exit the loop.
+ */
+ if (unlikely(!tp->ecdev && !netif_running(dev))) {
+ rtl8169_asic_down(ioaddr);
+ break;
+ }
+
+ /* Work around for rx fifo overflow */
+ if (unlikely(status & RxFIFOOver) &&
+ (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
+ netif_stop_queue(dev);
+ rtl8169_tx_timeout(dev);
+ break;
+ }
+
+ if (unlikely(status & SYSErr)) {
+ rtl8169_pcierr_interrupt(dev);
+ break;
+ }
+
+ if (status & LinkChg)
+ rtl8169_check_link_status(dev, tp, ioaddr);
+
+ /* We need to see the lastest version of tp->intr_mask to
+ * avoid ignoring an MSI interrupt and having to wait for
+ * another event which may never come.
+ */
+ smp_rmb();
+ if (status & tp->intr_mask & tp->napi_event) {
+ RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
+ tp->intr_mask = ~tp->napi_event;
+
+ if (likely(napi_schedule_prep(&tp->napi)))
+ __napi_schedule(&tp->napi);
+ else if (netif_msg_intr(tp)) {
+ printk(KERN_INFO "%s: interrupt %04x in poll\n",
+ dev->name, status);
+ }
+ }
+
+ /* We only get a new MSI interrupt when all active irq
+ * sources on the chip have been acknowledged. So, ack
+ * everything we've seen and check if new sources have become
+ * active to avoid blocking all interrupts from the chip.
+ */
+ RTL_W16(IntrStatus,
+ (status & RxFIFOOver) ? (status | RxOverflow) : status);
+ status = RTL_R16(IntrStatus);
+ }
+
+ return IRQ_RETVAL(handled);
+}
+
+static void ec_poll(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+
+ rtl8169_interrupt(pdev->irq, dev);
+ rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, 100); // FIXME
+ rtl8169_tx_interrupt(dev, tp, tp->mmio_addr);
+
+ if (jiffies - tp->ec_watchdog_jiffies >= 2 * HZ) {
+ rtl8169_phy_timer((unsigned long) dev);
+ tp->ec_watchdog_jiffies = jiffies;
+ }
+}
+
+static int rtl8169_poll(struct napi_struct *napi, int budget)
+{
+ struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi);
+ struct net_device *dev = tp->dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int work_done;
+
+ work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget);
+ rtl8169_tx_interrupt(dev, tp, ioaddr);
+
+ if (work_done < budget) {
+ napi_complete(napi);
+
+ /* We need for force the visibility of tp->intr_mask
+ * for other CPUs, as we can loose an MSI interrupt
+ * and potentially wait for a retransmit timeout if we don't.
+ * The posted write to IntrMask is safe, as it will
+ * eventually make it to the chip and we won't loose anything
+ * until it does.
+ */
+ tp->intr_mask = 0xffff;
+ smp_wmb();
+ RTL_W16(IntrMask, tp->intr_event);
+ }
+
+ return work_done;
+}
+
+static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ if (tp->mac_version > RTL_GIGA_MAC_VER_06)
+ return;
+
+ dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff);
+ RTL_W32(RxMissed, 0);
+}
+
+static void rtl8169_down(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int intrmask;
+
+ rtl8169_delete_timer(dev);
+
+ if (!tp->ecdev) {
+ netif_stop_queue(dev);
+
+ napi_disable(&tp->napi);
+
+ }
+
+core_down:
+ if (!tp->ecdev)
+ spin_lock_irq(&tp->lock);
+
+ rtl8169_asic_down(ioaddr);
+
+ rtl8169_rx_missed(dev, ioaddr);
+
+ if (!tp->ecdev)
+ spin_unlock_irq(&tp->lock);
+
+ if (!tp->ecdev)
+ synchronize_irq(dev->irq);
+
+ /* Give a racing hard_start_xmit a few cycles to complete. */
+ synchronize_sched(); /* FIXME: should this be synchronize_irq()? */
+
+ /*
+ * And now for the 50k$ question: are IRQ disabled or not ?
+ *
+ * Two paths lead here:
+ * 1) dev->close
+ * -> netif_running() is available to sync the current code and the
+ * IRQ handler. See rtl8169_interrupt for details.
+ * 2) dev->change_mtu
+ * -> rtl8169_poll can not be issued again and re-enable the
+ * interruptions. Let's simply issue the IRQ down sequence again.
+ *
+ * No loop if hotpluged or major error (0xffff).
+ */
+ intrmask = RTL_R16(IntrMask);
+ if (intrmask && (intrmask != 0xffff))
+ goto core_down;
+
+ rtl8169_tx_clear(tp);
+
+ rtl8169_rx_clear(tp);
+}
+
+static int rtl8169_close(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+
+ /* update counters before going down */
+ rtl8169_update_counters(dev);
+
+ rtl8169_down(dev);
+
+ if (!tp->ecdev)
+ free_irq(dev->irq, dev);
+
+ pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
+ tp->RxPhyAddr);
+ pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
+ tp->TxPhyAddr);
+ tp->TxDescArray = NULL;
+ tp->RxDescArray = NULL;
+
+ return 0;
+}
+
+static void rtl_set_rx_mode(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+ u32 mc_filter[2]; /* Multicast hash filter */
+ int rx_mode;
+ u32 tmp = 0;
+
+ if (dev->flags & IFF_PROMISC) {
+ /* Unconditionally log net taps. */
+ if (netif_msg_link(tp)) {
+ printk(KERN_NOTICE "%s: Promiscuous mode enabled.\n",
+ dev->name);
+ }
+ rx_mode =
+ AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
+ AcceptAllPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else if ((dev->mc_count > multicast_filter_limit)
+ || (dev->flags & IFF_ALLMULTI)) {
+ /* Too many to filter perfectly -- accept all multicasts. */
+ rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else {
+ struct dev_mc_list *mclist;
+ unsigned int i;
+
+ rx_mode = AcceptBroadcast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0;
+ for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
+ i++, mclist = mclist->next) {
+ int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ rx_mode |= AcceptMulticast;
+ }
+ }
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ tmp = rtl8169_rx_config | rx_mode |
+ (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
+
+ if (tp->mac_version > RTL_GIGA_MAC_VER_06) {
+ u32 data = mc_filter[0];
+
+ mc_filter[0] = swab32(mc_filter[1]);
+ mc_filter[1] = swab32(data);
+ }
+
+ RTL_W32(MAR0 + 0, mc_filter[0]);
+ RTL_W32(MAR0 + 4, mc_filter[1]);
+
+ RTL_W32(RxConfig, tmp);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+/**
+ * rtl8169_get_stats - Get rtl8169 read/write statistics
+ * @dev: The Ethernet Device to get statistics for
+ *
+ * Get TX/RX statistics for rtl8169
+ */
+static struct net_device_stats *rtl8169_get_stats(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ if (netif_running(dev)) {
+ spin_lock_irqsave(&tp->lock, flags);
+ rtl8169_rx_missed(dev, ioaddr);
+ spin_unlock_irqrestore(&tp->lock, flags);
+ }
+
+ return &dev->stats;
+}
+
+static void rtl8169_net_suspend(struct net_device *dev)
+{
+ if (!netif_running(dev))
+ return;
+
+ netif_device_detach(dev);
+ netif_stop_queue(dev);
+}
+
+#ifdef CONFIG_PM
+
+static int rtl8169_suspend(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ if (tp->ecdev)
+ return -EBUSY;
+
+ rtl8169_net_suspend(dev);
+
+ return 0;
+}
+
+static int rtl8169_resume(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ if (tp->ecdev)
+ return -EBUSY;
+
+ if (!netif_running(dev))
+ goto out;
+
+ netif_device_attach(dev);
+
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+out:
+ return 0;
+}
+
+static struct dev_pm_ops rtl8169_pm_ops = {
+ .suspend = rtl8169_suspend,
+ .resume = rtl8169_resume,
+ .freeze = rtl8169_suspend,
+ .thaw = rtl8169_resume,
+ .poweroff = rtl8169_suspend,
+ .restore = rtl8169_resume,
+};
+
+#define RTL8169_PM_OPS (&rtl8169_pm_ops)
+
+#else /* !CONFIG_PM */
+
+#define RTL8169_PM_OPS NULL
+
+#endif /* !CONFIG_PM */
+
+static void rtl_shutdown(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl8169_net_suspend(dev);
+
+ /* restore original MAC address */
+ rtl_rar_set(tp, dev->perm_addr);
+
+ spin_lock_irq(&tp->lock);
+
+ rtl8169_asic_down(ioaddr);
+
+ spin_unlock_irq(&tp->lock);
+
+ if (system_state == SYSTEM_POWER_OFF) {
+ /* WoL fails with some 8168 when the receiver is disabled. */
+ if (tp->features & RTL_FEATURE_WOL) {
+ pci_clear_master(pdev);
+
+ RTL_W8(ChipCmd, CmdRxEnb);
+ /* PCI commit */
+ RTL_R8(ChipCmd);
+ }
+
+ pci_wake_from_d3(pdev, true);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
+}
+
+static struct pci_driver rtl8169_pci_driver = {
+ .name = MODULENAME,
+ .id_table = rtl8169_pci_tbl,
+ .probe = rtl8169_init_one,
+ .remove = __devexit_p(rtl8169_remove_one),
+ .shutdown = rtl_shutdown,
+ .driver.pm = RTL8169_PM_OPS,
+};
+
+static int __init rtl8169_init_module(void)
+{
+ return pci_register_driver(&rtl8169_pci_driver);
+}
+
+static void __exit rtl8169_cleanup_module(void)
+{
+ pci_unregister_driver(&rtl8169_pci_driver);
+}
+
+module_init(rtl8169_init_module);
+module_exit(rtl8169_cleanup_module);
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/devices/r8169-2.6.32-orig.c Mon Dec 20 17:52:37 2010 +0100
@@ -0,0 +1,4932 @@
+/*
+ * r8169.c: RealTek 8169/8168/8101 ethernet driver.
+ *
+ * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw>
+ * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com>
+ * Copyright (c) a lot of people too. Please respect their work.
+ *
+ * See MAINTAINERS file for support contact information.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/delay.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/if_vlan.h>
+#include <linux/crc32.h>
+#include <linux/in.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+
+#include <asm/system.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+
+#define RTL8169_VERSION "2.3LK-NAPI"
+#define MODULENAME "r8169"
+#define PFX MODULENAME ": "
+
+#ifdef RTL8169_DEBUG
+#define assert(expr) \
+ if (!(expr)) { \
+ printk( "Assertion failed! %s,%s,%s,line=%d\n", \
+ #expr,__FILE__,__func__,__LINE__); \
+ }
+#define dprintk(fmt, args...) \
+ do { printk(KERN_DEBUG PFX fmt, ## args); } while (0)
+#else
+#define assert(expr) do {} while (0)
+#define dprintk(fmt, args...) do {} while (0)
+#endif /* RTL8169_DEBUG */
+
+#define R8169_MSG_DEFAULT \
+ (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN)
+
+#define TX_BUFFS_AVAIL(tp) \
+ (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1)
+
+/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
+ The RTL chips use a 64 element hash table based on the Ethernet CRC. */
+static const int multicast_filter_limit = 32;
+
+/* MAC address length */
+#define MAC_ADDR_LEN 6
+
+#define MAX_READ_REQUEST_SHIFT 12
+#define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */
+#define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */
+#define EarlyTxThld 0x3F /* 0x3F means NO early transmit */
+#define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */
+#define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */
+
+#define R8169_REGS_SIZE 256
+#define R8169_NAPI_WEIGHT 64
+#define NUM_TX_DESC 64 /* Number of Tx descriptor registers */
+#define NUM_RX_DESC 256 /* Number of Rx descriptor registers */
+#define RX_BUF_SIZE 1536 /* Rx Buffer size */
+#define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc))
+#define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc))
+
+#define RTL8169_TX_TIMEOUT (6*HZ)
+#define RTL8169_PHY_TIMEOUT (10*HZ)
+
+#define RTL_EEPROM_SIG cpu_to_le32(0x8129)
+#define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff)
+#define RTL_EEPROM_SIG_ADDR 0x0000
+
+/* write/read MMIO register */
+#define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg))
+#define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg))
+#define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg))
+#define RTL_R8(reg) readb (ioaddr + (reg))
+#define RTL_R16(reg) readw (ioaddr + (reg))
+#define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg)))
+
+enum mac_version {
+ RTL_GIGA_MAC_NONE = 0x00,
+ RTL_GIGA_MAC_VER_01 = 0x01, // 8169
+ RTL_GIGA_MAC_VER_02 = 0x02, // 8169S
+ RTL_GIGA_MAC_VER_03 = 0x03, // 8110S
+ RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB
+ RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd
+ RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe
+ RTL_GIGA_MAC_VER_07 = 0x07, // 8102e
+ RTL_GIGA_MAC_VER_08 = 0x08, // 8102e
+ RTL_GIGA_MAC_VER_09 = 0x09, // 8102e
+ RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e
+ RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb
+ RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be
+ RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb
+ RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ?
+ RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ?
+ RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec
+ RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf
+ RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP
+ RTL_GIGA_MAC_VER_19 = 0x13, // 8168C
+ RTL_GIGA_MAC_VER_20 = 0x14, // 8168C
+ RTL_GIGA_MAC_VER_21 = 0x15, // 8168C
+ RTL_GIGA_MAC_VER_22 = 0x16, // 8168C
+ RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP
+ RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP
+ RTL_GIGA_MAC_VER_25 = 0x19, // 8168D
+ RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D
+ RTL_GIGA_MAC_VER_27 = 0x1b // 8168DP
+};
+
+#define _R(NAME,MAC,MASK) \
+ { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK }
+
+static const struct {
+ const char *name;
+ u8 mac_version;
+ u32 RxConfigMask; /* Clears the bits supported by this chip */
+} rtl_chip_info[] = {
+ _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169
+ _R("RTL8169s", RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S
+ _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S
+ _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB
+ _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd
+ _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe
+ _R("RTL8102e", RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E
+ _R("RTL8102e", RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E
+ _R("RTL8102e", RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139
+ _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139
+ _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139
+ _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E
+ _R("RTL8101e", RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E
+ _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E
+ _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E
+ _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880) // PCI-E
+};
+#undef _R
+
+enum cfg_version {
+ RTL_CFG_0 = 0x00,
+ RTL_CFG_1,
+ RTL_CFG_2
+};
+
+static void rtl_hw_start_8169(struct net_device *);
+static void rtl_hw_start_8168(struct net_device *);
+static void rtl_hw_start_8101(struct net_device *);
+
+static struct pci_device_id rtl8169_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 },
+ { PCI_VENDOR_ID_LINKSYS, 0x1032,
+ PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 },
+ { 0x0001, 0x8168,
+ PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 },
+ {0,},
+};
+
+MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl);
+
+static int rx_copybreak = 200;
+static int use_dac;
+static struct {
+ u32 msg_enable;
+} debug = { -1 };
+
+enum rtl_registers {
+ MAC0 = 0, /* Ethernet hardware address. */
+ MAC4 = 4,
+ MAR0 = 8, /* Multicast filter. */
+ CounterAddrLow = 0x10,
+ CounterAddrHigh = 0x14,
+ TxDescStartAddrLow = 0x20,
+ TxDescStartAddrHigh = 0x24,
+ TxHDescStartAddrLow = 0x28,
+ TxHDescStartAddrHigh = 0x2c,
+ FLASH = 0x30,
+ ERSR = 0x36,
+ ChipCmd = 0x37,
+ TxPoll = 0x38,
+ IntrMask = 0x3c,
+ IntrStatus = 0x3e,
+ TxConfig = 0x40,
+ RxConfig = 0x44,
+ RxMissed = 0x4c,
+ Cfg9346 = 0x50,
+ Config0 = 0x51,
+ Config1 = 0x52,
+ Config2 = 0x53,
+ Config3 = 0x54,
+ Config4 = 0x55,
+ Config5 = 0x56,
+ MultiIntr = 0x5c,
+ PHYAR = 0x60,
+ PHYstatus = 0x6c,
+ RxMaxSize = 0xda,
+ CPlusCmd = 0xe0,
+ IntrMitigate = 0xe2,
+ RxDescAddrLow = 0xe4,
+ RxDescAddrHigh = 0xe8,
+ EarlyTxThres = 0xec,
+ FuncEvent = 0xf0,
+ FuncEventMask = 0xf4,
+ FuncPresetState = 0xf8,
+ FuncForceEvent = 0xfc,
+};
+
+enum rtl8110_registers {
+ TBICSR = 0x64,
+ TBI_ANAR = 0x68,
+ TBI_LPAR = 0x6a,
+};
+
+enum rtl8168_8101_registers {
+ CSIDR = 0x64,
+ CSIAR = 0x68,
+#define CSIAR_FLAG 0x80000000
+#define CSIAR_WRITE_CMD 0x80000000
+#define CSIAR_BYTE_ENABLE 0x0f
+#define CSIAR_BYTE_ENABLE_SHIFT 12
+#define CSIAR_ADDR_MASK 0x0fff
+
+ EPHYAR = 0x80,
+#define EPHYAR_FLAG 0x80000000
+#define EPHYAR_WRITE_CMD 0x80000000
+#define EPHYAR_REG_MASK 0x1f
+#define EPHYAR_REG_SHIFT 16
+#define EPHYAR_DATA_MASK 0xffff
+ DBG_REG = 0xd1,
+#define FIX_NAK_1 (1 << 4)
+#define FIX_NAK_2 (1 << 3)
+ EFUSEAR = 0xdc,
+#define EFUSEAR_FLAG 0x80000000
+#define EFUSEAR_WRITE_CMD 0x80000000
+#define EFUSEAR_READ_CMD 0x00000000
+#define EFUSEAR_REG_MASK 0x03ff
+#define EFUSEAR_REG_SHIFT 8
+#define EFUSEAR_DATA_MASK 0xff
+};
+
+enum rtl_register_content {
+ /* InterruptStatusBits */
+ SYSErr = 0x8000,
+ PCSTimeout = 0x4000,
+ SWInt = 0x0100,
+ TxDescUnavail = 0x0080,
+ RxFIFOOver = 0x0040,
+ LinkChg = 0x0020,
+ RxOverflow = 0x0010,
+ TxErr = 0x0008,
+ TxOK = 0x0004,
+ RxErr = 0x0002,
+ RxOK = 0x0001,
+
+ /* RxStatusDesc */
+ RxFOVF = (1 << 23),
+ RxRWT = (1 << 22),
+ RxRES = (1 << 21),
+ RxRUNT = (1 << 20),
+ RxCRC = (1 << 19),
+
+ /* ChipCmdBits */
+ CmdReset = 0x10,
+ CmdRxEnb = 0x08,
+ CmdTxEnb = 0x04,
+ RxBufEmpty = 0x01,
+
+ /* TXPoll register p.5 */
+ HPQ = 0x80, /* Poll cmd on the high prio queue */
+ NPQ = 0x40, /* Poll cmd on the low prio queue */
+ FSWInt = 0x01, /* Forced software interrupt */
+
+ /* Cfg9346Bits */
+ Cfg9346_Lock = 0x00,
+ Cfg9346_Unlock = 0xc0,
+
+ /* rx_mode_bits */
+ AcceptErr = 0x20,
+ AcceptRunt = 0x10,
+ AcceptBroadcast = 0x08,
+ AcceptMulticast = 0x04,
+ AcceptMyPhys = 0x02,
+ AcceptAllPhys = 0x01,
+
+ /* RxConfigBits */
+ RxCfgFIFOShift = 13,
+ RxCfgDMAShift = 8,
+
+ /* TxConfigBits */
+ TxInterFrameGapShift = 24,
+ TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */
+
+ /* Config1 register p.24 */
+ LEDS1 = (1 << 7),
+ LEDS0 = (1 << 6),
+ MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */
+ Speed_down = (1 << 4),
+ MEMMAP = (1 << 3),
+ IOMAP = (1 << 2),
+ VPD = (1 << 1),
+ PMEnable = (1 << 0), /* Power Management Enable */
+
+ /* Config2 register p. 25 */
+ PCI_Clock_66MHz = 0x01,
+ PCI_Clock_33MHz = 0x00,
+
+ /* Config3 register p.25 */
+ MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */
+ LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */
+ Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */
+
+ /* Config5 register p.27 */
+ BWF = (1 << 6), /* Accept Broadcast wakeup frame */
+ MWF = (1 << 5), /* Accept Multicast wakeup frame */
+ UWF = (1 << 4), /* Accept Unicast wakeup frame */
+ LanWake = (1 << 1), /* LanWake enable/disable */
+ PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */
+
+ /* TBICSR p.28 */
+ TBIReset = 0x80000000,
+ TBILoopback = 0x40000000,
+ TBINwEnable = 0x20000000,
+ TBINwRestart = 0x10000000,
+ TBILinkOk = 0x02000000,
+ TBINwComplete = 0x01000000,
+
+ /* CPlusCmd p.31 */
+ EnableBist = (1 << 15), // 8168 8101
+ Mac_dbgo_oe = (1 << 14), // 8168 8101
+ Normal_mode = (1 << 13), // unused
+ Force_half_dup = (1 << 12), // 8168 8101
+ Force_rxflow_en = (1 << 11), // 8168 8101
+ Force_txflow_en = (1 << 10), // 8168 8101
+ Cxpl_dbg_sel = (1 << 9), // 8168 8101
+ ASF = (1 << 8), // 8168 8101
+ PktCntrDisable = (1 << 7), // 8168 8101
+ Mac_dbgo_sel = 0x001c, // 8168
+ RxVlan = (1 << 6),
+ RxChkSum = (1 << 5),
+ PCIDAC = (1 << 4),
+ PCIMulRW = (1 << 3),
+ INTT_0 = 0x0000, // 8168
+ INTT_1 = 0x0001, // 8168
+ INTT_2 = 0x0002, // 8168
+ INTT_3 = 0x0003, // 8168
+
+ /* rtl8169_PHYstatus */
+ TBI_Enable = 0x80,
+ TxFlowCtrl = 0x40,
+ RxFlowCtrl = 0x20,
+ _1000bpsF = 0x10,
+ _100bps = 0x08,
+ _10bps = 0x04,
+ LinkStatus = 0x02,
+ FullDup = 0x01,
+
+ /* _TBICSRBit */
+ TBILinkOK = 0x02000000,
+
+ /* DumpCounterCommand */
+ CounterDump = 0x8,
+};
+
+enum desc_status_bit {
+ DescOwn = (1 << 31), /* Descriptor is owned by NIC */
+ RingEnd = (1 << 30), /* End of descriptor ring */
+ FirstFrag = (1 << 29), /* First segment of a packet */
+ LastFrag = (1 << 28), /* Final segment of a packet */
+
+ /* Tx private */
+ LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */
+ MSSShift = 16, /* MSS value position */
+ MSSMask = 0xfff, /* MSS value + LargeSend bit: 12 bits */
+ IPCS = (1 << 18), /* Calculate IP checksum */
+ UDPCS = (1 << 17), /* Calculate UDP/IP checksum */
+ TCPCS = (1 << 16), /* Calculate TCP/IP checksum */
+ TxVlanTag = (1 << 17), /* Add VLAN tag */
+
+ /* Rx private */
+ PID1 = (1 << 18), /* Protocol ID bit 1/2 */
+ PID0 = (1 << 17), /* Protocol ID bit 2/2 */
+
+#define RxProtoUDP (PID1)
+#define RxProtoTCP (PID0)
+#define RxProtoIP (PID1 | PID0)
+#define RxProtoMask RxProtoIP
+
+ IPFail = (1 << 16), /* IP checksum failed */
+ UDPFail = (1 << 15), /* UDP/IP checksum failed */
+ TCPFail = (1 << 14), /* TCP/IP checksum failed */
+ RxVlanTag = (1 << 16), /* VLAN tag available */
+};
+
+#define RsvdMask 0x3fffc000
+
+struct TxDesc {
+ __le32 opts1;
+ __le32 opts2;
+ __le64 addr;
+};
+
+struct RxDesc {
+ __le32 opts1;
+ __le32 opts2;
+ __le64 addr;
+};
+
+struct ring_info {
+ struct sk_buff *skb;
+ u32 len;
+ u8 __pad[sizeof(void *) - sizeof(u32)];
+};
+
+enum features {
+ RTL_FEATURE_WOL = (1 << 0),
+ RTL_FEATURE_MSI = (1 << 1),
+ RTL_FEATURE_GMII = (1 << 2),
+};
+
+struct rtl8169_counters {
+ __le64 tx_packets;
+ __le64 rx_packets;
+ __le64 tx_errors;
+ __le32 rx_errors;
+ __le16 rx_missed;
+ __le16 align_errors;
+ __le32 tx_one_collision;
+ __le32 tx_multi_collision;
+ __le64 rx_unicast;
+ __le64 rx_broadcast;
+ __le32 rx_multicast;
+ __le16 tx_aborted;
+ __le16 tx_underun;
+};
+
+struct rtl8169_private {
+ void __iomem *mmio_addr; /* memory map physical address */
+ struct pci_dev *pci_dev; /* Index of PCI device */
+ struct net_device *dev;
+ struct napi_struct napi;
+ spinlock_t lock; /* spin lock flag */
+ u32 msg_enable;
+ int chipset;
+ int mac_version;
+ u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
+ u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
+ u32 dirty_rx;
+ u32 dirty_tx;
+ struct TxDesc *TxDescArray; /* 256-aligned Tx descriptor ring */
+ struct RxDesc *RxDescArray; /* 256-aligned Rx descriptor ring */
+ dma_addr_t TxPhyAddr;
+ dma_addr_t RxPhyAddr;
+ struct sk_buff *Rx_skbuff[NUM_RX_DESC]; /* Rx data buffers */
+ struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */
+ unsigned align;
+ unsigned rx_buf_sz;
+ struct timer_list timer;
+ u16 cp_cmd;
+ u16 intr_event;
+ u16 napi_event;
+ u16 intr_mask;
+ int phy_1000_ctrl_reg;
+#ifdef CONFIG_R8169_VLAN
+ struct vlan_group *vlgrp;
+#endif
+ int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex);
+ int (*get_settings)(struct net_device *, struct ethtool_cmd *);
+ void (*phy_reset_enable)(void __iomem *);
+ void (*hw_start)(struct net_device *);
+ unsigned int (*phy_reset_pending)(void __iomem *);
+ unsigned int (*link_ok)(void __iomem *);
+ int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd);
+ int pcie_cap;
+ struct delayed_work task;
+ unsigned features;
+
+ struct mii_if_info mii;
+ struct rtl8169_counters counters;
+};
+
+MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>");
+MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver");
+module_param(rx_copybreak, int, 0);
+MODULE_PARM_DESC(rx_copybreak, "Copy breakpoint for copy-only-tiny-frames");
+module_param(use_dac, int, 0);
+MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot.");
+module_param_named(debug, debug.msg_enable, int, 0);
+MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(RTL8169_VERSION);
+
+static int rtl8169_open(struct net_device *dev);
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
+static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
+static int rtl8169_init_ring(struct net_device *dev);
+static void rtl_hw_start(struct net_device *dev);
+static int rtl8169_close(struct net_device *dev);
+static void rtl_set_rx_mode(struct net_device *dev);
+static void rtl8169_tx_timeout(struct net_device *dev);
+static struct net_device_stats *rtl8169_get_stats(struct net_device *dev);
+static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
+ void __iomem *, u32 budget);
+static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
+static void rtl8169_down(struct net_device *dev);
+static void rtl8169_rx_clear(struct rtl8169_private *tp);
+static int rtl8169_poll(struct napi_struct *napi, int budget);
+
+static const unsigned int rtl8169_rx_config =
+ (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift);
+
+static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
+{
+ int i;
+
+ RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff));
+
+ for (i = 20; i > 0; i--) {
+ /*
+ * Check if the RTL8169 has completed writing to the specified
+ * MII register.
+ */
+ if (!(RTL_R32(PHYAR) & 0x80000000))
+ break;
+ udelay(25);
+ }
+}
+
+static int mdio_read(void __iomem *ioaddr, int reg_addr)
+{
+ int i, value = -1;
+
+ RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16);
+
+ for (i = 20; i > 0; i--) {
+ /*
+ * Check if the RTL8169 has completed retrieving data from
+ * the specified MII register.
+ */
+ if (RTL_R32(PHYAR) & 0x80000000) {
+ value = RTL_R32(PHYAR) & 0xffff;
+ break;
+ }
+ udelay(25);
+ }
+ return value;
+}
+
+static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
+{
+ mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
+}
+
+static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m)
+{
+ int val;
+
+ val = mdio_read(ioaddr, reg_addr);
+ mdio_write(ioaddr, reg_addr, (val | p) & ~m);
+}
+
+static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
+ int val)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ mdio_write(ioaddr, location, val);
+}
+
+static int rtl_mdio_read(struct net_device *dev, int phy_id, int location)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ return mdio_read(ioaddr, location);
+}
+
+static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value)
+{
+ unsigned int i;
+
+ RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
+ (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG))
+ break;
+ udelay(10);
+ }
+}
+
+static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr)
+{
+ u16 value = 0xffff;
+ unsigned int i;
+
+ RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (RTL_R32(EPHYAR) & EPHYAR_FLAG) {
+ value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK;
+ break;
+ }
+ udelay(10);
+ }
+
+ return value;
+}
+
+static void rtl_csi_write(void __iomem *ioaddr, int addr, int value)
+{
+ unsigned int i;
+
+ RTL_W32(CSIDR, value);
+ RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
+ CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (!(RTL_R32(CSIAR) & CSIAR_FLAG))
+ break;
+ udelay(10);
+ }
+}
+
+static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
+{
+ u32 value = ~0x00;
+ unsigned int i;
+
+ RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) |
+ CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
+
+ for (i = 0; i < 100; i++) {
+ if (RTL_R32(CSIAR) & CSIAR_FLAG) {
+ value = RTL_R32(CSIDR);
+ break;
+ }
+ udelay(10);
+ }
+
+ return value;
+}
+
+static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
+{
+ u8 value = 0xff;
+ unsigned int i;
+
+ RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
+
+ for (i = 0; i < 300; i++) {
+ if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
+ value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
+ break;
+ }
+ udelay(100);
+ }
+
+ return value;
+}
+
+static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
+{
+ RTL_W16(IntrMask, 0x0000);
+
+ RTL_W16(IntrStatus, 0xffff);
+}
+
+static void rtl8169_asic_down(void __iomem *ioaddr)
+{
+ RTL_W8(ChipCmd, 0x00);
+ rtl8169_irq_mask_and_ack(ioaddr);
+ RTL_R16(CPlusCmd);
+}
+
+static unsigned int rtl8169_tbi_reset_pending(void __iomem *ioaddr)
+{
+ return RTL_R32(TBICSR) & TBIReset;
+}
+
+static unsigned int rtl8169_xmii_reset_pending(void __iomem *ioaddr)
+{
+ return mdio_read(ioaddr, MII_BMCR) & BMCR_RESET;
+}
+
+static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr)
+{
+ return RTL_R32(TBICSR) & TBILinkOk;
+}
+
+static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr)
+{
+ return RTL_R8(PHYstatus) & LinkStatus;
+}
+
+static void rtl8169_tbi_reset_enable(void __iomem *ioaddr)
+{
+ RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset);
+}
+
+static void rtl8169_xmii_reset_enable(void __iomem *ioaddr)
+{
+ unsigned int val;
+
+ val = mdio_read(ioaddr, MII_BMCR) | BMCR_RESET;
+ mdio_write(ioaddr, MII_BMCR, val & 0xffff);
+}
+
+static void rtl8169_check_link_status(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ if (tp->link_ok(ioaddr)) {
+ netif_carrier_on(dev);
+ if (netif_msg_ifup(tp))
+ printk(KERN_INFO PFX "%s: link up\n", dev->name);
+ } else {
+ if (netif_msg_ifdown(tp))
+ printk(KERN_INFO PFX "%s: link down\n", dev->name);
+ netif_carrier_off(dev);
+ }
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u8 options;
+
+ wol->wolopts = 0;
+
+#define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)
+ wol->supported = WAKE_ANY;
+
+ spin_lock_irq(&tp->lock);
+
+ options = RTL_R8(Config1);
+ if (!(options & PMEnable))
+ goto out_unlock;
+
+ options = RTL_R8(Config3);
+ if (options & LinkUp)
+ wol->wolopts |= WAKE_PHY;
+ if (options & MagicPacket)
+ wol->wolopts |= WAKE_MAGIC;
+
+ options = RTL_R8(Config5);
+ if (options & UWF)
+ wol->wolopts |= WAKE_UCAST;
+ if (options & BWF)
+ wol->wolopts |= WAKE_BCAST;
+ if (options & MWF)
+ wol->wolopts |= WAKE_MCAST;
+
+out_unlock:
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+ static struct {
+ u32 opt;
+ u16 reg;
+ u8 mask;
+ } cfg[] = {
+ { WAKE_ANY, Config1, PMEnable },
+ { WAKE_PHY, Config3, LinkUp },
+ { WAKE_MAGIC, Config3, MagicPacket },
+ { WAKE_UCAST, Config5, UWF },
+ { WAKE_BCAST, Config5, BWF },
+ { WAKE_MCAST, Config5, MWF },
+ { WAKE_ANY, Config5, LanWake }
+ };
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ for (i = 0; i < ARRAY_SIZE(cfg); i++) {
+ u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
+ if (wol->wolopts & cfg[i].opt)
+ options |= cfg[i].mask;
+ RTL_W8(cfg[i].reg, options);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ if (wol->wolopts)
+ tp->features |= RTL_FEATURE_WOL;
+ else
+ tp->features &= ~RTL_FEATURE_WOL;
+ device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts);
+
+ spin_unlock_irq(&tp->lock);
+
+ return 0;
+}
+
+static void rtl8169_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ strcpy(info->driver, MODULENAME);
+ strcpy(info->version, RTL8169_VERSION);
+ strcpy(info->bus_info, pci_name(tp->pci_dev));
+}
+
+static int rtl8169_get_regs_len(struct net_device *dev)
+{
+ return R8169_REGS_SIZE;
+}
+
+static int rtl8169_set_speed_tbi(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int ret = 0;
+ u32 reg;
+
+ reg = RTL_R32(TBICSR);
+ if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) &&
+ (duplex == DUPLEX_FULL)) {
+ RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart));
+ } else if (autoneg == AUTONEG_ENABLE)
+ RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart);
+ else {
+ if (netif_msg_link(tp)) {
+ printk(KERN_WARNING "%s: "
+ "incorrect speed setting refused in TBI mode\n",
+ dev->name);
+ }
+ ret = -EOPNOTSUPP;
+ }
+
+ return ret;
+}
+
+static int rtl8169_set_speed_xmii(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int giga_ctrl, bmcr;
+
+ if (autoneg == AUTONEG_ENABLE) {
+ int auto_nego;
+
+ auto_nego = mdio_read(ioaddr, MII_ADVERTISE);
+ auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL |
+ ADVERTISE_100HALF | ADVERTISE_100FULL);
+ auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+
+ giga_ctrl = mdio_read(ioaddr, MII_CTRL1000);
+ giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
+
+ /* The 8100e/8101e/8102e do Fast Ethernet only. */
+ if ((tp->mac_version != RTL_GIGA_MAC_VER_07) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_08) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_09) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_10) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_13) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_14) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_15) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_16)) {
+ giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
+ } else if (netif_msg_link(tp)) {
+ printk(KERN_INFO "%s: PHY does not support 1000Mbps.\n",
+ dev->name);
+ }
+
+ bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_11) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_12) ||
+ (tp->mac_version >= RTL_GIGA_MAC_VER_17)) {
+ /*
+ * Wake up the PHY.
+ * Vendor specific (0x1f) and reserved (0x0e) MII
+ * registers.
+ */
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_write(ioaddr, 0x0e, 0x0000);
+ }
+
+ mdio_write(ioaddr, MII_ADVERTISE, auto_nego);
+ mdio_write(ioaddr, MII_CTRL1000, giga_ctrl);
+ } else {
+ giga_ctrl = 0;
+
+ if (speed == SPEED_10)
+ bmcr = 0;
+ else if (speed == SPEED_100)
+ bmcr = BMCR_SPEED100;
+ else
+ return -EINVAL;
+
+ if (duplex == DUPLEX_FULL)
+ bmcr |= BMCR_FULLDPLX;
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ }
+
+ tp->phy_1000_ctrl_reg = giga_ctrl;
+
+ mdio_write(ioaddr, MII_BMCR, bmcr);
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
+ if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) {
+ mdio_write(ioaddr, 0x17, 0x2138);
+ mdio_write(ioaddr, 0x0e, 0x0260);
+ } else {
+ mdio_write(ioaddr, 0x17, 0x2108);
+ mdio_write(ioaddr, 0x0e, 0x0000);
+ }
+ }
+
+ return 0;
+}
+
+static int rtl8169_set_speed(struct net_device *dev,
+ u8 autoneg, u16 speed, u8 duplex)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int ret;
+
+ ret = tp->set_speed(dev, autoneg, speed, duplex);
+
+ if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
+ mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT);
+
+ return ret;
+}
+
+static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex);
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ return ret;
+}
+
+static u32 rtl8169_get_rx_csum(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return tp->cp_cmd & RxChkSum;
+}
+
+static int rtl8169_set_rx_csum(struct net_device *dev, u32 data)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ if (data)
+ tp->cp_cmd |= RxChkSum;
+ else
+ tp->cp_cmd &= ~RxChkSum;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ RTL_R16(CPlusCmd);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+
+ return 0;
+}
+
+#ifdef CONFIG_R8169_VLAN
+
+static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
+ struct sk_buff *skb)
+{
+ return (tp->vlgrp && vlan_tx_tag_present(skb)) ?
+ TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
+}
+
+static void rtl8169_vlan_rx_register(struct net_device *dev,
+ struct vlan_group *grp)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ tp->vlgrp = grp;
+ /*
+ * Do not disable RxVlan on 8110SCd.
+ */
+ if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
+ tp->cp_cmd |= RxVlan;
+ else
+ tp->cp_cmd &= ~RxVlan;
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ RTL_R16(CPlusCmd);
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
+ struct sk_buff *skb)
+{
+ u32 opts2 = le32_to_cpu(desc->opts2);
+ struct vlan_group *vlgrp = tp->vlgrp;
+ int ret;
+
+ if (vlgrp && (opts2 & RxVlanTag)) {
+ vlan_hwaccel_receive_skb(skb, vlgrp, swab16(opts2 & 0xffff));
+ ret = 0;
+ } else
+ ret = -1;
+ desc->opts2 = 0;
+ return ret;
+}
+
+#else /* !CONFIG_R8169_VLAN */
+
+static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
+ struct sk_buff *skb)
+{
+ return 0;
+}
+
+static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
+ struct sk_buff *skb)
+{
+ return -1;
+}
+
+#endif
+
+static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 status;
+
+ cmd->supported =
+ SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE;
+ cmd->port = PORT_FIBRE;
+ cmd->transceiver = XCVR_INTERNAL;
+
+ status = RTL_R32(TBICSR);
+ cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0;
+ cmd->autoneg = !!(status & TBINwEnable);
+
+ cmd->speed = SPEED_1000;
+ cmd->duplex = DUPLEX_FULL; /* Always set */
+
+ return 0;
+}
+
+static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return mii_ethtool_gset(&tp->mii, cmd);
+}
+
+static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+ int rc;
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ rc = tp->get_settings(dev, cmd);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+ return rc;
+}
+
+static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
+ void *p)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned long flags;
+
+ if (regs->len > R8169_REGS_SIZE)
+ regs->len = R8169_REGS_SIZE;
+
+ spin_lock_irqsave(&tp->lock, flags);
+ memcpy_fromio(p, tp->mmio_addr, regs->len);
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+static u32 rtl8169_get_msglevel(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ return tp->msg_enable;
+}
+
+static void rtl8169_set_msglevel(struct net_device *dev, u32 value)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ tp->msg_enable = value;
+}
+
+static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = {
+ "tx_packets",
+ "rx_packets",
+ "tx_errors",
+ "rx_errors",
+ "rx_missed",
+ "align_errors",
+ "tx_single_collisions",
+ "tx_multi_collisions",
+ "unicast",
+ "broadcast",
+ "multicast",
+ "tx_aborted",
+ "tx_underrun",
+};
+
+static int rtl8169_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return ARRAY_SIZE(rtl8169_gstrings);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void rtl8169_update_counters(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct rtl8169_counters *counters;
+ dma_addr_t paddr;
+ u32 cmd;
+ int wait = 1000;
+
+ /*
+ * Some chips are unable to dump tally counters when the receiver
+ * is disabled.
+ */
+ if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
+ return;
+
+ counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr);
+ if (!counters)
+ return;
+
+ RTL_W32(CounterAddrHigh, (u64)paddr >> 32);
+ cmd = (u64)paddr & DMA_BIT_MASK(32);
+ RTL_W32(CounterAddrLow, cmd);
+ RTL_W32(CounterAddrLow, cmd | CounterDump);
+
+ while (wait--) {
+ if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) {
+ /* copy updated counters */
+ memcpy(&tp->counters, counters, sizeof(*counters));
+ break;
+ }
+ udelay(10);
+ }
+
+ RTL_W32(CounterAddrLow, 0);
+ RTL_W32(CounterAddrHigh, 0);
+
+ pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr);
+}
+
+static void rtl8169_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ ASSERT_RTNL();
+
+ rtl8169_update_counters(dev);
+
+ data[0] = le64_to_cpu(tp->counters.tx_packets);
+ data[1] = le64_to_cpu(tp->counters.rx_packets);
+ data[2] = le64_to_cpu(tp->counters.tx_errors);
+ data[3] = le32_to_cpu(tp->counters.rx_errors);
+ data[4] = le16_to_cpu(tp->counters.rx_missed);
+ data[5] = le16_to_cpu(tp->counters.align_errors);
+ data[6] = le32_to_cpu(tp->counters.tx_one_collision);
+ data[7] = le32_to_cpu(tp->counters.tx_multi_collision);
+ data[8] = le64_to_cpu(tp->counters.rx_unicast);
+ data[9] = le64_to_cpu(tp->counters.rx_broadcast);
+ data[10] = le32_to_cpu(tp->counters.rx_multicast);
+ data[11] = le16_to_cpu(tp->counters.tx_aborted);
+ data[12] = le16_to_cpu(tp->counters.tx_underun);
+}
+
+static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ switch(stringset) {
+ case ETH_SS_STATS:
+ memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings));
+ break;
+ }
+}
+
+static const struct ethtool_ops rtl8169_ethtool_ops = {
+ .get_drvinfo = rtl8169_get_drvinfo,
+ .get_regs_len = rtl8169_get_regs_len,
+ .get_link = ethtool_op_get_link,
+ .get_settings = rtl8169_get_settings,
+ .set_settings = rtl8169_set_settings,
+ .get_msglevel = rtl8169_get_msglevel,
+ .set_msglevel = rtl8169_set_msglevel,
+ .get_rx_csum = rtl8169_get_rx_csum,
+ .set_rx_csum = rtl8169_set_rx_csum,
+ .set_tx_csum = ethtool_op_set_tx_csum,
+ .set_sg = ethtool_op_set_sg,
+ .set_tso = ethtool_op_set_tso,
+ .get_regs = rtl8169_get_regs,
+ .get_wol = rtl8169_get_wol,
+ .set_wol = rtl8169_set_wol,
+ .get_strings = rtl8169_get_strings,
+ .get_sset_count = rtl8169_get_sset_count,
+ .get_ethtool_stats = rtl8169_get_ethtool_stats,
+};
+
+static void rtl8169_get_mac_version(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ /*
+ * The driver currently handles the 8168Bf and the 8168Be identically
+ * but they can be identified more specifically through the test below
+ * if needed:
+ *
+ * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be
+ *
+ * Same thing for the 8101Eb and the 8101Ec:
+ *
+ * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec
+ */
+ const struct {
+ u32 mask;
+ u32 val;
+ int mac_version;
+ } mac_info[] = {
+ /* 8168D family. */
+ { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 },
+ { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 },
+ { 0x7c800000, 0x28800000, RTL_GIGA_MAC_VER_27 },
+ { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 },
+
+ /* 8168C family. */
+ { 0x7cf00000, 0x3ca00000, RTL_GIGA_MAC_VER_24 },
+ { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 },
+ { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 },
+ { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 },
+ { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 },
+ { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 },
+ { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 },
+ { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 },
+ { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 },
+
+ /* 8168B family. */
+ { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 },
+ { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 },
+ { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 },
+ { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 },
+
+ /* 8101 family. */
+ { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 },
+ { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 },
+ { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 },
+ { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 },
+ { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 },
+ { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 },
+ { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 },
+ { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 },
+ { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 },
+ { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 },
+ { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 },
+ { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 },
+ /* FIXME: where did these entries come from ? -- FR */
+ { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 },
+ { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 },
+
+ /* 8110 family. */
+ { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 },
+ { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 },
+ { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 },
+ { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 },
+ { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 },
+ { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 },
+
+ /* Catch-all */
+ { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE }
+ }, *p = mac_info;
+ u32 reg;
+
+ reg = RTL_R32(TxConfig);
+ while ((reg & p->mask) != p->val)
+ p++;
+ tp->mac_version = p->mac_version;
+}
+
+static void rtl8169_print_mac_version(struct rtl8169_private *tp)
+{
+ dprintk("mac_version = 0x%02x\n", tp->mac_version);
+}
+
+struct phy_reg {
+ u16 reg;
+ u16 val;
+};
+
+static void rtl_phy_write(void __iomem *ioaddr, struct phy_reg *regs, int len)
+{
+ while (len-- > 0) {
+ mdio_write(ioaddr, regs->reg, regs->val);
+ regs++;
+ }
+}
+
+static void rtl8169s_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x006e },
+ { 0x08, 0x0708 },
+ { 0x15, 0x4000 },
+ { 0x18, 0x65c7 },
+
+ { 0x1f, 0x0001 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x0000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf60 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x0077 },
+ { 0x04, 0x7800 },
+ { 0x04, 0x7000 },
+
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf0f9 },
+ { 0x04, 0x9800 },
+ { 0x04, 0x9000 },
+
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xa000 },
+
+ { 0x03, 0xff41 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x0140 },
+ { 0x00, 0x00bb },
+ { 0x04, 0xb800 },
+ { 0x04, 0xb000 },
+
+ { 0x03, 0xdf41 },
+ { 0x02, 0xdc60 },
+ { 0x01, 0x6340 },
+ { 0x00, 0x007d },
+ { 0x04, 0xd800 },
+ { 0x04, 0xd000 },
+
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x100a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0b, 0x0000 },
+ { 0x00, 0x9200 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8169sb_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x01, 0x90d0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct pci_dev *pdev = tp->pci_dev;
+ u16 vendor_id, device_id;
+
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id);
+ pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id);
+
+ if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000))
+ return;
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x10, 0xf01b);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x10, 0xf41b },
+ { 0x14, 0xfb54 },
+ { 0x18, 0xf5c7 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ rtl8169scd_hw_phy_config_quirk(tp, ioaddr);
+}
+
+static void rtl8169sce_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x04, 0x0000 },
+ { 0x03, 0x00a1 },
+ { 0x02, 0x0008 },
+ { 0x01, 0x0120 },
+ { 0x00, 0x1000 },
+ { 0x04, 0x0800 },
+ { 0x04, 0x9000 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0xa000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0xff95 },
+ { 0x00, 0xba00 },
+ { 0x04, 0xa800 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0x0000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0x8480 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x18, 0x67c7 },
+ { 0x04, 0x2000 },
+ { 0x03, 0x002f },
+ { 0x02, 0x4360 },
+ { 0x01, 0x0109 },
+ { 0x00, 0x3022 },
+ { 0x04, 0x2800 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168bb_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x10, 0xf41b },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168bef_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x10, 0xf41b },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168cp_1_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0000 },
+ { 0x1d, 0x0f00 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x1ec8 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168cp_2_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8168c_1_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x1f, 0x0002 },
+ { 0x00, 0x88d4 },
+ { 0x01, 0x82b1 },
+ { 0x03, 0x7002 },
+ { 0x08, 0x9e30 },
+ { 0x09, 0x01f0 },
+ { 0x0a, 0x5500 },
+ { 0x0c, 0x00c8 },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xc096 },
+ { 0x16, 0x000a },
+ { 0x1f, 0x0000 },
+ { 0x1f, 0x0000 },
+ { 0x09, 0x2000 },
+ { 0x09, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_2_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x03, 0x802f },
+ { 0x02, 0x4f02 },
+ { 0x01, 0x0409 },
+ { 0x00, 0xf099 },
+ { 0x04, 0x9800 },
+ { 0x04, 0x9000 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x7eb8 },
+ { 0x06, 0x0761 },
+ { 0x1f, 0x0003 },
+ { 0x16, 0x0f0a },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_3_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0001 },
+ { 0x12, 0x2300 },
+ { 0x1d, 0x3d98 },
+ { 0x1f, 0x0002 },
+ { 0x0c, 0x7eb8 },
+ { 0x06, 0x5461 },
+ { 0x1f, 0x0003 },
+ { 0x16, 0x0f0a },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ mdio_patch(ioaddr, 0x16, 1 << 0);
+ mdio_patch(ioaddr, 0x14, 1 << 5);
+ mdio_patch(ioaddr, 0x0d, 1 << 5);
+ mdio_write(ioaddr, 0x1f, 0x0000);
+}
+
+static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr)
+{
+ rtl8168c_3_hw_phy_config(ioaddr);
+}
+
+static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr)
+{
+ static struct phy_reg phy_reg_init_0[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
+ { 0x1f, 0x0002 },
+ { 0x06, 0x5561 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_2[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaef },
+ { 0x06, 0x59ee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d59 },
+ { 0x06, 0x0fef },
+ { 0x06, 0x0139 },
+ { 0x06, 0x029e },
+ { 0x06, 0x06ef },
+ { 0x06, 0x1039 },
+ { 0x06, 0x089f },
+ { 0x06, 0x2aee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x01e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d58 },
+ { 0x06, 0x409e },
+ { 0x06, 0x0f39 },
+ { 0x06, 0x46aa },
+ { 0x06, 0x0bbf },
+ { 0x06, 0x8290 },
+ { 0x06, 0xd682 },
+ { 0x06, 0x9802 },
+ { 0x06, 0x014f },
+ { 0x06, 0xae09 },
+ { 0x06, 0xbf82 },
+ { 0x06, 0x98d6 },
+ { 0x06, 0x82a0 },
+ { 0x06, 0x0201 },
+ { 0x06, 0x4fef },
+ { 0x06, 0x95fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xea00 },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xeb00 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7ce3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0xa511 },
+ { 0x06, 0x1112 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd644 },
+ { 0x06, 0x4402 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xae0f },
+ { 0x06, 0xa544 },
+ { 0x06, 0x4402 },
+ { 0x06, 0xae4d },
+ { 0x06, 0xa5aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0xae47 },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834d },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834c },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8351 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834a },
+ { 0x06, 0xffee },
+ { 0x06, 0x834b },
+ { 0x06, 0xffe0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3158 },
+ { 0x06, 0xfee4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13e0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x009f },
+ { 0x06, 0x0ae0 },
+ { 0x06, 0x834f },
+ { 0x06, 0xa010 },
+ { 0x06, 0xa5ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x01e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7805 },
+ { 0x06, 0x9e9a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x10e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x019e },
+ { 0x06, 0x05ae },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81f8 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa3af },
+ { 0x06, 0x81dc },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x8348 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8349 },
+ { 0x06, 0x00e0 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x5801 },
+ { 0x06, 0x9fea },
+ { 0x06, 0xd000 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0xeae3 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x5af8 },
+ { 0x06, 0x1e20 },
+ { 0x06, 0xe6f8 },
+ { 0x06, 0xeae5 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0xd302 },
+ { 0x06, 0xb3fe },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7cef },
+ { 0x06, 0x325b },
+ { 0x06, 0x80e3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0x9e03 },
+ { 0x06, 0x7dff },
+ { 0x06, 0xff0d },
+ { 0x06, 0x581c },
+ { 0x06, 0x551a },
+ { 0x06, 0x6511 },
+ { 0x06, 0xa190 },
+ { 0x06, 0xd3e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x491b },
+ { 0x06, 0x56ab },
+ { 0x06, 0x08ef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4910 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xa004 },
+ { 0x06, 0xb9e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x49ef },
+ { 0x06, 0x65e2 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe383 },
+ { 0x06, 0x4b1b },
+ { 0x06, 0x56aa },
+ { 0x06, 0x0eef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4be2 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ce0 },
+ { 0x06, 0x834d },
+ { 0x06, 0xa000 },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81dc },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4d10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4dae },
+ { 0x06, 0x0480 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4de0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x02e0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x6801 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xae37 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e03 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4ce1 },
+ { 0x06, 0x834d },
+ { 0x06, 0x1b01 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xaaa1 },
+ { 0x06, 0xaea8 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xaeab },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f78 },
+ { 0x06, 0x039f },
+ { 0x06, 0x14ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x05d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x5554 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xba00 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x6802 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x580f },
+ { 0x06, 0x1e02 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xd000 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x5bbf },
+ { 0x06, 0x8350 },
+ { 0x06, 0xef46 },
+ { 0x06, 0xdc19 },
+ { 0x06, 0xddd0 },
+ { 0x06, 0x0102 },
+ { 0x06, 0x825b },
+ { 0x06, 0x0282 },
+ { 0x06, 0x77e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6158 },
+ { 0x06, 0xfde4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61fc },
+ { 0x06, 0x04f9 },
+ { 0x06, 0xfafb },
+ { 0x06, 0xc6bf },
+ { 0x06, 0xf840 },
+ { 0x06, 0xbe83 },
+ { 0x06, 0x50a0 },
+ { 0x06, 0x0101 },
+ { 0x06, 0x071b },
+ { 0x06, 0x89cf },
+ { 0x06, 0xd208 },
+ { 0x06, 0xebdb },
+ { 0x06, 0x19b2 },
+ { 0x06, 0xfbff },
+ { 0x06, 0xfefd },
+ { 0x06, 0x04f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x6808 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x58f7 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0x4d20 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4e22 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4ddf },
+ { 0x06, 0xff01 },
+ { 0x06, 0x4edd },
+ { 0x06, 0xff01 },
+ { 0x05, 0x83d4 },
+ { 0x06, 0x8000 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8051 },
+ { 0x02, 0x6010 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef);
+ mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x6662 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x6662 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+ }
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0d, 0x0300);
+ mdio_patch(ioaddr, 0x0f, 0x0010);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2));
+}
+
+static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr)
+{
+ static struct phy_reg phy_reg_init_0[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 },
+
+ { 0x1f, 0x0002 },
+ { 0x06, 0x5561 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7da5 },
+ { 0x06, 0x1111 },
+ { 0x06, 0x12d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6ae },
+ { 0x06, 0x0fa5 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x02ae },
+ { 0x06, 0x4da5 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x02ae },
+ { 0x06, 0x47af },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4d0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4c0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x5100 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4aff },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4bff },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x58fe },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8daf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7800 },
+ { 0x06, 0x9f0a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4fa0 },
+ { 0x06, 0x10a5 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e01 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x059e },
+ { 0x06, 0x9ae0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e10 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7801 },
+ { 0x06, 0x9e05 },
+ { 0x06, 0xae0c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa7af },
+ { 0x06, 0x8152 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8baf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4800 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4900 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x5110 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x5158 },
+ { 0x06, 0x019f },
+ { 0x06, 0xead0 },
+ { 0x06, 0x00d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66e2 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0xeb5a },
+ { 0x06, 0xf81e },
+ { 0x06, 0x20e6 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0xebd3 },
+ { 0x06, 0x02b3 },
+ { 0x06, 0xfee2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xef32 },
+ { 0x06, 0x5b80 },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7d9e },
+ { 0x06, 0x037d },
+ { 0x06, 0xffff },
+ { 0x06, 0x0d58 },
+ { 0x06, 0x1c55 },
+ { 0x06, 0x1a65 },
+ { 0x06, 0x11a1 },
+ { 0x06, 0x90d3 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xab08 },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x48e7 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x10d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66a0 },
+ { 0x06, 0x04b9 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0xef65 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4ae3 },
+ { 0x06, 0x834b },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xaa0e },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ae7 },
+ { 0x06, 0x834b },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4de6 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4da0 },
+ { 0x06, 0x000c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x834d },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xae04 },
+ { 0x06, 0x80e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0be0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e02 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8de0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3168 },
+ { 0x06, 0x01e4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8bae },
+ { 0x06, 0x37ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x03e0 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe183 },
+ { 0x06, 0x4d1b },
+ { 0x06, 0x019e },
+ { 0x06, 0x04aa },
+ { 0x06, 0xa1ae },
+ { 0x06, 0xa8ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ae },
+ { 0x06, 0xabe0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9f14 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e05 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd655 },
+ { 0x06, 0x5402 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6ba },
+ { 0x06, 0x0002 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xfefd },
+ { 0x06, 0xfc05 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6168 },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0x0f1e },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49d0 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x820a },
+ { 0x06, 0xbf83 },
+ { 0x06, 0x50ef },
+ { 0x06, 0x46dc },
+ { 0x06, 0x19dd },
+ { 0x06, 0xd001 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x0a02 },
+ { 0x06, 0x8226 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x58fd },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xfbc6 },
+ { 0x06, 0xbff8 },
+ { 0x06, 0x40be },
+ { 0x06, 0x8350 },
+ { 0x06, 0xa001 },
+ { 0x06, 0x0107 },
+ { 0x06, 0x1b89 },
+ { 0x06, 0xcfd2 },
+ { 0x06, 0x08eb },
+ { 0x06, 0xdb19 },
+ { 0x06, 0xb2fb },
+ { 0x06, 0xfffe },
+ { 0x06, 0xfd04 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4968 },
+ { 0x06, 0x08e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0xf7e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49fc },
+ { 0x06, 0x044d },
+ { 0x06, 0x2000 },
+ { 0x06, 0x024e },
+ { 0x06, 0x2200 },
+ { 0x06, 0x024d },
+ { 0x06, 0xdfff },
+ { 0x06, 0x014e },
+ { 0x06, 0xddff },
+ { 0x06, 0x0100 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8000 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x2642 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x2642 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+ }
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x17, 0x0cc0);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0f, 0x0017);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+}
+
+static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x10, 0x0008 },
+ { 0x0d, 0x006c },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0xa4d8 },
+ { 0x09, 0x281c },
+ { 0x07, 0x2883 },
+ { 0x0a, 0x6b35 },
+ { 0x1d, 0x3da4 },
+ { 0x1c, 0xeffd },
+ { 0x14, 0x7f52 },
+ { 0x18, 0x7fc6 },
+ { 0x08, 0x0601 },
+ { 0x06, 0x4063 },
+ { 0x10, 0xf074 },
+ { 0x1f, 0x0003 },
+ { 0x13, 0x0789 },
+ { 0x12, 0xf4bd },
+ { 0x1a, 0x04fd },
+ { 0x14, 0x84b0 },
+ { 0x1f, 0x0000 },
+ { 0x00, 0x9200 },
+
+ { 0x1f, 0x0005 },
+ { 0x01, 0x0340 },
+ { 0x1f, 0x0001 },
+ { 0x04, 0x4000 },
+ { 0x03, 0x1d21 },
+ { 0x02, 0x0c32 },
+ { 0x01, 0x0200 },
+ { 0x00, 0x5554 },
+ { 0x04, 0x4800 },
+ { 0x04, 0x4000 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0007 },
+ { 0x1e, 0x0023 },
+ { 0x16, 0x0000 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0003 },
+ { 0x08, 0x441d },
+ { 0x01, 0x9100 },
+ { 0x1f, 0x0000 }
+ };
+
+ mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_patch(ioaddr, 0x11, 1 << 12);
+ mdio_patch(ioaddr, 0x19, 1 << 13);
+ mdio_patch(ioaddr, 0x10, 1 << 15);
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+}
+
+static void rtl_hw_phy_config(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl8169_print_mac_version(tp);
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_01:
+ break;
+ case RTL_GIGA_MAC_VER_02:
+ case RTL_GIGA_MAC_VER_03:
+ rtl8169s_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_04:
+ rtl8169sb_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_05:
+ rtl8169scd_hw_phy_config(tp, ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_06:
+ rtl8169sce_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_07:
+ case RTL_GIGA_MAC_VER_08:
+ case RTL_GIGA_MAC_VER_09:
+ rtl8102e_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_11:
+ rtl8168bb_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_12:
+ rtl8168bef_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_17:
+ rtl8168bef_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_18:
+ rtl8168cp_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_19:
+ rtl8168c_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_20:
+ rtl8168c_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_21:
+ rtl8168c_3_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_22:
+ rtl8168c_4_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_23:
+ case RTL_GIGA_MAC_VER_24:
+ rtl8168cp_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_25:
+ rtl8168d_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_26:
+ rtl8168d_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_27:
+ rtl8168d_3_hw_phy_config(ioaddr);
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void rtl8169_phy_timer(unsigned long __opaque)
+{
+ struct net_device *dev = (struct net_device *)__opaque;
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long timeout = RTL8169_PHY_TIMEOUT;
+
+ assert(tp->mac_version > RTL_GIGA_MAC_VER_01);
+
+ if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
+ return;
+
+ spin_lock_irq(&tp->lock);
+
+ if (tp->phy_reset_pending(ioaddr)) {
+ /*
+ * A busy loop could burn quite a few cycles on nowadays CPU.
+ * Let's delay the execution of the timer for a few ticks.
+ */
+ timeout = HZ/10;
+ goto out_mod_timer;
+ }
+
+ if (tp->link_ok(ioaddr))
+ goto out_unlock;
+
+ if (netif_msg_link(tp))
+ printk(KERN_WARNING "%s: PHY reset until link up\n", dev->name);
+
+ tp->phy_reset_enable(ioaddr);
+
+out_mod_timer:
+ mod_timer(timer, jiffies + timeout);
+out_unlock:
+ spin_unlock_irq(&tp->lock);
+}
+
+static inline void rtl8169_delete_timer(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_01)
+ return;
+
+ del_timer_sync(timer);
+}
+
+static inline void rtl8169_request_timer(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct timer_list *timer = &tp->timer;
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_01)
+ return;
+
+ mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT);
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void rtl8169_netpoll(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+
+ disable_irq(pdev->irq);
+ rtl8169_interrupt(pdev->irq, dev);
+ enable_irq(pdev->irq);
+}
+#endif
+
+static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev,
+ void __iomem *ioaddr)
+{
+ iounmap(ioaddr);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+ free_netdev(dev);
+}
+
+static void rtl8169_phy_reset(struct net_device *dev,
+ struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+
+ tp->phy_reset_enable(ioaddr);
+ for (i = 0; i < 100; i++) {
+ if (!tp->phy_reset_pending(ioaddr))
+ return;
+ msleep(1);
+ }
+ if (netif_msg_link(tp))
+ printk(KERN_ERR "%s: PHY reset failed.\n", dev->name);
+}
+
+static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl_hw_phy_config(dev);
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
+ dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
+ RTL_W8(0x82, 0x01);
+ }
+
+ pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);
+
+ if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
+ pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
+
+ if (tp->mac_version == RTL_GIGA_MAC_VER_02) {
+ dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
+ RTL_W8(0x82, 0x01);
+ dprintk("Set PHY Reg 0x0bh = 0x00h\n");
+ mdio_write(ioaddr, 0x0b, 0x0000); //w 0x0b 15 0 0
+ }
+
+ rtl8169_phy_reset(dev, tp);
+
+ /*
+ * rtl8169_set_speed_xmii takes good care of the Fast Ethernet
+ * only 8101. Don't panic.
+ */
+ rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL);
+
+ if ((RTL_R8(PHYstatus) & TBI_Enable) && netif_msg_link(tp))
+ printk(KERN_INFO PFX "%s: TBI auto-negotiating\n", dev->name);
+}
+
+static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 high;
+ u32 low;
+
+ low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
+ high = addr[4] | (addr[5] << 8);
+
+ spin_lock_irq(&tp->lock);
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ RTL_W32(MAC0, low);
+ RTL_W32(MAC4, high);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ spin_unlock_irq(&tp->lock);
+}
+
+static int rtl_set_mac_address(struct net_device *dev, void *p)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ rtl_rar_set(tp, dev->dev_addr);
+
+ return 0;
+}
+
+static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct mii_ioctl_data *data = if_mii(ifr);
+
+ return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV;
+}
+
+static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
+{
+ switch (cmd) {
+ case SIOCGMIIPHY:
+ data->phy_id = 32; /* Internal PHY */
+ return 0;
+
+ case SIOCGMIIREG:
+ data->val_out = mdio_read(tp->mmio_addr, data->reg_num & 0x1f);
+ return 0;
+
+ case SIOCSMIIREG:
+ mdio_write(tp->mmio_addr, data->reg_num & 0x1f, data->val_in);
+ return 0;
+ }
+ return -EOPNOTSUPP;
+}
+
+static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
+{
+ return -EOPNOTSUPP;
+}
+
+static const struct rtl_cfg_info {
+ void (*hw_start)(struct net_device *);
+ unsigned int region;
+ unsigned int align;
+ u16 intr_event;
+ u16 napi_event;
+ unsigned features;
+ u8 default_ver;
+} rtl_cfg_infos [] = {
+ [RTL_CFG_0] = {
+ .hw_start = rtl_hw_start_8169,
+ .region = 1,
+ .align = 0,
+ .intr_event = SYSErr | LinkChg | RxOverflow |
+ RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
+ .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_GMII,
+ .default_ver = RTL_GIGA_MAC_VER_01,
+ },
+ [RTL_CFG_1] = {
+ .hw_start = rtl_hw_start_8168,
+ .region = 2,
+ .align = 8,
+ .intr_event = SYSErr | LinkChg | RxOverflow |
+ TxErr | TxOK | RxOK | RxErr,
+ .napi_event = TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI,
+ .default_ver = RTL_GIGA_MAC_VER_11,
+ },
+ [RTL_CFG_2] = {
+ .hw_start = rtl_hw_start_8101,
+ .region = 2,
+ .align = 8,
+ .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout |
+ RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
+ .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
+ .features = RTL_FEATURE_MSI,
+ .default_ver = RTL_GIGA_MAC_VER_13,
+ }
+};
+
+/* Cfg9346_Unlock assumed. */
+static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
+ const struct rtl_cfg_info *cfg)
+{
+ unsigned msi = 0;
+ u8 cfg2;
+
+ cfg2 = RTL_R8(Config2) & ~MSIEnable;
+ if (cfg->features & RTL_FEATURE_MSI) {
+ if (pci_enable_msi(pdev)) {
+ dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
+ } else {
+ cfg2 |= MSIEnable;
+ msi = RTL_FEATURE_MSI;
+ }
+ }
+ RTL_W8(Config2, cfg2);
+ return msi;
+}
+
+static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp)
+{
+ if (tp->features & RTL_FEATURE_MSI) {
+ pci_disable_msi(pdev);
+ tp->features &= ~RTL_FEATURE_MSI;
+ }
+}
+
+static const struct net_device_ops rtl8169_netdev_ops = {
+ .ndo_open = rtl8169_open,
+ .ndo_stop = rtl8169_close,
+ .ndo_get_stats = rtl8169_get_stats,
+ .ndo_start_xmit = rtl8169_start_xmit,
+ .ndo_tx_timeout = rtl8169_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = rtl8169_change_mtu,
+ .ndo_set_mac_address = rtl_set_mac_address,
+ .ndo_do_ioctl = rtl8169_ioctl,
+ .ndo_set_multicast_list = rtl_set_rx_mode,
+#ifdef CONFIG_R8169_VLAN
+ .ndo_vlan_rx_register = rtl8169_vlan_rx_register,
+#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = rtl8169_netpoll,
+#endif
+
+};
+
+static int __devinit
+rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
+ const unsigned int region = cfg->region;
+ struct rtl8169_private *tp;
+ struct mii_if_info *mii;
+ struct net_device *dev;
+ void __iomem *ioaddr;
+ unsigned int i;
+ int rc;
+
+ if (netif_msg_drv(&debug)) {
+ printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n",
+ MODULENAME, RTL8169_VERSION);
+ }
+
+ dev = alloc_etherdev(sizeof (*tp));
+ if (!dev) {
+ if (netif_msg_drv(&debug))
+ dev_err(&pdev->dev, "unable to alloc new ethernet\n");
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ SET_NETDEV_DEV(dev, &pdev->dev);
+ dev->netdev_ops = &rtl8169_netdev_ops;
+ tp = netdev_priv(dev);
+ tp->dev = dev;
+ tp->pci_dev = pdev;
+ tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT);
+
+ mii = &tp->mii;
+ mii->dev = dev;
+ mii->mdio_read = rtl_mdio_read;
+ mii->mdio_write = rtl_mdio_write;
+ mii->phy_id_mask = 0x1f;
+ mii->reg_num_mask = 0x1f;
+ mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
+
+ /* enable device (incl. PCI PM wakeup and hotplug setup) */
+ rc = pci_enable_device(pdev);
+ if (rc < 0) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "enable failure\n");
+ goto err_out_free_dev_1;
+ }
+
+ rc = pci_set_mwi(pdev);
+ if (rc < 0)
+ goto err_out_disable_2;
+
+ /* make sure PCI base addr 1 is MMIO */
+ if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "region #%d not an MMIO resource, aborting\n",
+ region);
+ }
+ rc = -ENODEV;
+ goto err_out_mwi_3;
+ }
+
+ /* check for weird/broken PCI region reporting */
+ if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "Invalid PCI region size(s), aborting\n");
+ }
+ rc = -ENODEV;
+ goto err_out_mwi_3;
+ }
+
+ rc = pci_request_regions(pdev, MODULENAME);
+ if (rc < 0) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "could not request regions.\n");
+ goto err_out_mwi_3;
+ }
+
+ tp->cp_cmd = PCIMulRW | RxChkSum;
+
+ if ((sizeof(dma_addr_t) > 4) &&
+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) {
+ tp->cp_cmd |= PCIDAC;
+ dev->features |= NETIF_F_HIGHDMA;
+ } else {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc < 0) {
+ if (netif_msg_probe(tp)) {
+ dev_err(&pdev->dev,
+ "DMA configuration failed.\n");
+ }
+ goto err_out_free_res_4;
+ }
+ }
+
+ /* ioremap MMIO region */
+ ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE);
+ if (!ioaddr) {
+ if (netif_msg_probe(tp))
+ dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
+ rc = -EIO;
+ goto err_out_free_res_4;
+ }
+
+ tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+ if (!tp->pcie_cap && netif_msg_probe(tp))
+ dev_info(&pdev->dev, "no PCI Express capability\n");
+
+ RTL_W16(IntrMask, 0x0000);
+
+ /* Soft reset the chip. */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 0; i < 100; i++) {
+ if ((RTL_R8(ChipCmd) & CmdReset) == 0)
+ break;
+ msleep_interruptible(1);
+ }
+
+ RTL_W16(IntrStatus, 0xffff);
+
+ pci_set_master(pdev);
+
+ /* Identify chip attached to board */
+ rtl8169_get_mac_version(tp, ioaddr);
+
+ /* Use appropriate default if unknown */
+ if (tp->mac_version == RTL_GIGA_MAC_NONE) {
+ if (netif_msg_probe(tp)) {
+ dev_notice(&pdev->dev,
+ "unknown MAC, using family default\n");
+ }
+ tp->mac_version = cfg->default_ver;
+ }
+
+ rtl8169_print_mac_version(tp);
+
+ for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) {
+ if (tp->mac_version == rtl_chip_info[i].mac_version)
+ break;
+ }
+ if (i == ARRAY_SIZE(rtl_chip_info)) {
+ dev_err(&pdev->dev,
+ "driver bug, MAC version not found in rtl_chip_info\n");
+ goto err_out_msi_5;
+ }
+ tp->chipset = i;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ RTL_W8(Config1, RTL_R8(Config1) | PMEnable);
+ RTL_W8(Config5, RTL_R8(Config5) & PMEStatus);
+ if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0)
+ tp->features |= RTL_FEATURE_WOL;
+ if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
+ tp->features |= RTL_FEATURE_WOL;
+ tp->features |= rtl_try_msi(pdev, ioaddr, cfg);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) &&
+ (RTL_R8(PHYstatus) & TBI_Enable)) {
+ tp->set_speed = rtl8169_set_speed_tbi;
+ tp->get_settings = rtl8169_gset_tbi;
+ tp->phy_reset_enable = rtl8169_tbi_reset_enable;
+ tp->phy_reset_pending = rtl8169_tbi_reset_pending;
+ tp->link_ok = rtl8169_tbi_link_ok;
+ tp->do_ioctl = rtl_tbi_ioctl;
+
+ tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */
+ } else {
+ tp->set_speed = rtl8169_set_speed_xmii;
+ tp->get_settings = rtl8169_gset_xmii;
+ tp->phy_reset_enable = rtl8169_xmii_reset_enable;
+ tp->phy_reset_pending = rtl8169_xmii_reset_pending;
+ tp->link_ok = rtl8169_xmii_link_ok;
+ tp->do_ioctl = rtl_xmii_ioctl;
+ }
+
+ spin_lock_init(&tp->lock);
+
+ tp->mmio_addr = ioaddr;
+
+ /* Get MAC address */
+ for (i = 0; i < MAC_ADDR_LEN; i++)
+ dev->dev_addr[i] = RTL_R8(MAC0 + i);
+ memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
+ SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops);
+ dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
+ dev->irq = pdev->irq;
+ dev->base_addr = (unsigned long) ioaddr;
+
+ netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
+
+#ifdef CONFIG_R8169_VLAN
+ dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+#endif
+
+ tp->intr_mask = 0xffff;
+ tp->align = cfg->align;
+ tp->hw_start = cfg->hw_start;
+ tp->intr_event = cfg->intr_event;
+ tp->napi_event = cfg->napi_event;
+
+ init_timer(&tp->timer);
+ tp->timer.data = (unsigned long) dev;
+ tp->timer.function = rtl8169_phy_timer;
+
+ rc = register_netdev(dev);
+ if (rc < 0)
+ goto err_out_msi_5;
+
+ pci_set_drvdata(pdev, dev);
+
+ if (netif_msg_probe(tp)) {
+ u32 xid = RTL_R32(TxConfig) & 0x9cf0f8ff;
+
+ printk(KERN_INFO "%s: %s at 0x%lx, "
+ "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, "
+ "XID %08x IRQ %d\n",
+ dev->name,
+ rtl_chip_info[tp->chipset].name,
+ dev->base_addr,
+ dev->dev_addr[0], dev->dev_addr[1],
+ dev->dev_addr[2], dev->dev_addr[3],
+ dev->dev_addr[4], dev->dev_addr[5], xid, dev->irq);
+ }
+
+ rtl8169_init_phy(dev, tp);
+
+ /*
+ * Pretend we are using VLANs; This bypasses a nasty bug where
+ * Interrupts stop flowing on high load on 8110SCd controllers.
+ */
+ if (tp->mac_version == RTL_GIGA_MAC_VER_05)
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
+
+ device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
+
+out:
+ return rc;
+
+err_out_msi_5:
+ rtl_disable_msi(pdev, tp);
+ iounmap(ioaddr);
+err_out_free_res_4:
+ pci_release_regions(pdev);
+err_out_mwi_3:
+ pci_clear_mwi(pdev);
+err_out_disable_2:
+ pci_disable_device(pdev);
+err_out_free_dev_1:
+ free_netdev(dev);
+ goto out;
+}
+
+static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ flush_scheduled_work();
+
+ unregister_netdev(dev);
+
+ /* restore original MAC address */
+ rtl_rar_set(tp, dev->perm_addr);
+
+ rtl_disable_msi(pdev, tp);
+ rtl8169_release_board(pdev, dev, tp->mmio_addr);
+ pci_set_drvdata(pdev, NULL);
+}
+
+static void rtl8169_set_rxbufsize(struct rtl8169_private *tp,
+ struct net_device *dev)
+{
+ unsigned int max_frame = dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
+
+ tp->rx_buf_sz = (max_frame > RX_BUF_SIZE) ? max_frame : RX_BUF_SIZE;
+}
+
+static int rtl8169_open(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+ int retval = -ENOMEM;
+
+
+ rtl8169_set_rxbufsize(tp, dev);
+
+ /*
+ * Rx and Tx desscriptors needs 256 bytes alignment.
+ * pci_alloc_consistent provides more.
+ */
+ tp->TxDescArray = pci_alloc_consistent(pdev, R8169_TX_RING_BYTES,
+ &tp->TxPhyAddr);
+ if (!tp->TxDescArray)
+ goto out;
+
+ tp->RxDescArray = pci_alloc_consistent(pdev, R8169_RX_RING_BYTES,
+ &tp->RxPhyAddr);
+ if (!tp->RxDescArray)
+ goto err_free_tx_0;
+
+ retval = rtl8169_init_ring(dev);
+ if (retval < 0)
+ goto err_free_rx_1;
+
+ INIT_DELAYED_WORK(&tp->task, NULL);
+
+ smp_mb();
+
+ retval = request_irq(dev->irq, rtl8169_interrupt,
+ (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED,
+ dev->name, dev);
+ if (retval < 0)
+ goto err_release_ring_2;
+
+ napi_enable(&tp->napi);
+
+ rtl_hw_start(dev);
+
+ rtl8169_request_timer(dev);
+
+ rtl8169_check_link_status(dev, tp, tp->mmio_addr);
+out:
+ return retval;
+
+err_release_ring_2:
+ rtl8169_rx_clear(tp);
+err_free_rx_1:
+ pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
+ tp->RxPhyAddr);
+err_free_tx_0:
+ pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
+ tp->TxPhyAddr);
+ goto out;
+}
+
+static void rtl8169_hw_reset(void __iomem *ioaddr)
+{
+ /* Disable interrupts */
+ rtl8169_irq_mask_and_ack(ioaddr);
+
+ /* Reset the chipset */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* PCI commit */
+ RTL_R8(ChipCmd);
+}
+
+static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 cfg = rtl8169_rx_config;
+
+ cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
+ RTL_W32(RxConfig, cfg);
+
+ /* Set DMA burst size and Interframe Gap Time */
+ RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
+ (InterFrameGap << TxInterFrameGapShift));
+}
+
+static void rtl_hw_start(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int i;
+
+ /* Soft reset the chip. */
+ RTL_W8(ChipCmd, CmdReset);
+
+ /* Check that the chip has finished the reset. */
+ for (i = 0; i < 100; i++) {
+ if ((RTL_R8(ChipCmd) & CmdReset) == 0)
+ break;
+ msleep_interruptible(1);
+ }
+
+ tp->hw_start(dev);
+
+ netif_start_queue(dev);
+}
+
+
+static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ /*
+ * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh
+ * register to be written before TxDescAddrLow to work.
+ * Switching from MMIO to I/O access fixes the issue as well.
+ */
+ RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32);
+ RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32));
+ RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32);
+ RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32));
+}
+
+static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
+{
+ u16 cmd;
+
+ cmd = RTL_R16(CPlusCmd);
+ RTL_W16(CPlusCmd, cmd);
+ return cmd;
+}
+
+static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
+{
+ /* Low hurts. Let's disable the filtering. */
+ RTL_W16(RxMaxSize, rx_buf_sz + 1);
+}
+
+static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
+{
+ struct {
+ u32 mac_version;
+ u32 clk;
+ u32 val;
+ } cfg2_info [] = {
+ { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd
+ { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
+ { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
+ { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
+ }, *p = cfg2_info;
+ unsigned int i;
+ u32 clk;
+
+ clk = RTL_R8(Config2) & PCI_Clock_66MHz;
+ for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) {
+ if ((p->mac_version == mac_version) && (p->clk == clk)) {
+ RTL_W32(0x7c, p->val);
+ break;
+ }
+ }
+}
+
+static void rtl_hw_start_8169(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW);
+ pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_04))
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_04))
+ rtl_set_rx_tx_config_registers(tp);
+
+ tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
+ dprintk("Set MAC Reg C+CR Offset 0xE0. "
+ "Bit-3 and bit-14 MUST be 1\n");
+ tp->cp_cmd |= (1 << 14);
+ }
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ rtl8169_set_magic_reg(ioaddr, tp->mac_version);
+
+ /*
+ * Undocumented corner. Supposedly:
+ * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets
+ */
+ RTL_W16(IntrMitigate, 0x0000);
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+ rtl_set_rx_tx_config_registers(tp);
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ /* Initially a 10 us delay. Turned it into a PCI commit. - FR */
+ RTL_R8(IntrMask);
+
+ RTL_W32(RxMissed, 0);
+
+ rtl_set_rx_mode(dev);
+
+ /* no early-rx interrupts */
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
+
+ /* Enable all known interrupts by setting the interrupt mask. */
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ u16 ctl;
+
+ pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl);
+ ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force;
+ pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl);
+ }
+}
+
+static void rtl_csi_access_enable(void __iomem *ioaddr)
+{
+ u32 csi;
+
+ csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff;
+ rtl_csi_write(ioaddr, 0x070c, csi | 0x27000000);
+}
+
+struct ephy_info {
+ unsigned int offset;
+ u16 mask;
+ u16 bits;
+};
+
+static void rtl_ephy_init(void __iomem *ioaddr, struct ephy_info *e, int len)
+{
+ u16 w;
+
+ while (len-- > 0) {
+ w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits;
+ rtl_ephy_write(ioaddr, e->offset, w);
+ e++;
+ }
+}
+
+static void rtl_disable_clock_request(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ u16 ctl;
+
+ pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl);
+ ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN;
+ pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl);
+ }
+}
+
+#define R8168_CPCMD_QUIRK_MASK (\
+ EnableBist | \
+ Mac_dbgo_oe | \
+ Force_half_dup | \
+ Force_rxflow_en | \
+ Force_txflow_en | \
+ Cxpl_dbg_sel | \
+ ASF | \
+ PktCntrDisable | \
+ Mac_dbgo_sel)
+
+static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+
+ rtl_tx_performance_tweak(pdev,
+ (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN);
+}
+
+static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8168bb(ioaddr, pdev);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0));
+}
+
+static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ RTL_W8(Config1, RTL_R8(Config1) | Speed_down);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ rtl_disable_clock_request(pdev);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168cp[] = {
+ { 0x01, 0, 0x0001 },
+ { 0x02, 0x0800, 0x1000 },
+ { 0x03, 0, 0x0042 },
+ { 0x06, 0x0080, 0x0000 },
+ { 0x07, 0, 0x2000 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ /* Magic. */
+ RTL_W8(DBG_REG, 0x20);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168c_1[] = {
+ { 0x02, 0x0800, 0x1000 },
+ { 0x03, 0, 0x0002 },
+ { 0x06, 0x0080, 0x0000 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2);
+
+ rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8168c_2[] = {
+ { 0x01, 0, 0x0001 },
+ { 0x03, 0x0400, 0x0220 }
+ };
+
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2));
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8168c_2(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ __rtl_hw_start_8168cp(ioaddr, pdev);
+}
+
+static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_disable_clock_request(pdev);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8168(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ RTL_W16(IntrMitigate, 0x5151);
+
+ /* Work around for RxFIFO overflow. */
+ if (tp->mac_version == RTL_GIGA_MAC_VER_11) {
+ tp->intr_event |= RxFIFOOver | PCSTimeout;
+ tp->intr_event &= ~RxOverflow;
+ }
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ rtl_set_rx_mode(dev);
+
+ RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
+ (InterFrameGap << TxInterFrameGapShift));
+
+ RTL_R8(IntrMask);
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_11:
+ rtl_hw_start_8168bb(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_12:
+ case RTL_GIGA_MAC_VER_17:
+ rtl_hw_start_8168bef(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_18:
+ rtl_hw_start_8168cp_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_19:
+ rtl_hw_start_8168c_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_20:
+ rtl_hw_start_8168c_2(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_21:
+ rtl_hw_start_8168c_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_22:
+ rtl_hw_start_8168c_4(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_23:
+ rtl_hw_start_8168cp_2(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_24:
+ rtl_hw_start_8168cp_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_25:
+ case RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_27:
+ rtl_hw_start_8168d(ioaddr, pdev);
+ break;
+
+ default:
+ printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",
+ dev->name, tp->mac_version);
+ break;
+ }
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
+
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+#define R810X_CPCMD_QUIRK_MASK (\
+ EnableBist | \
+ Mac_dbgo_oe | \
+ Force_half_dup | \
+ Force_rxflow_en | \
+ Force_txflow_en | \
+ Cxpl_dbg_sel | \
+ ASF | \
+ PktCntrDisable | \
+ PCIDAC | \
+ PCIMulRW)
+
+static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ static struct ephy_info e_info_8102e_1[] = {
+ { 0x01, 0, 0x6e65 },
+ { 0x02, 0, 0x091f },
+ { 0x03, 0, 0xc2f9 },
+ { 0x06, 0, 0xafb5 },
+ { 0x07, 0, 0x0e00 },
+ { 0x19, 0, 0xec80 },
+ { 0x01, 0, 0x2e65 },
+ { 0x01, 0, 0x6e65 }
+ };
+ u8 cfg1;
+
+ rtl_csi_access_enable(ioaddr);
+
+ RTL_W8(DBG_REG, FIX_NAK_1);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W8(Config1,
+ LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable);
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ cfg1 = RTL_R8(Config1);
+ if ((cfg1 & LEDS0) && (cfg1 & LEDS1))
+ RTL_W8(Config1, cfg1 & ~LEDS0);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
+
+ rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1));
+}
+
+static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_csi_access_enable(ioaddr);
+
+ rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+ RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable);
+ RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
+
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
+}
+
+static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+ rtl_hw_start_8102e_2(ioaddr, pdev);
+
+ rtl_ephy_write(ioaddr, 0x03, 0xc2f9);
+}
+
+static void rtl_hw_start_8101(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_13) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_16)) {
+ int cap = tp->pcie_cap;
+
+ if (cap) {
+ pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL,
+ PCI_EXP_DEVCTL_NOSNOOP_EN);
+ }
+ }
+
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_07:
+ rtl_hw_start_8102e_1(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_08:
+ rtl_hw_start_8102e_3(ioaddr, pdev);
+ break;
+
+ case RTL_GIGA_MAC_VER_09:
+ rtl_hw_start_8102e_2(ioaddr, pdev);
+ break;
+ }
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
+
+ RTL_W8(EarlyTxThres, EarlyTxThld);
+
+ rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
+
+ tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
+
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+
+ RTL_W16(IntrMitigate, 0x0000);
+
+ rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+ rtl_set_rx_tx_config_registers(tp);
+
+ RTL_W8(Cfg9346, Cfg9346_Lock);
+
+ RTL_R8(IntrMask);
+
+ rtl_set_rx_mode(dev);
+
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+
+ RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
+
+ RTL_W16(IntrMask, tp->intr_event);
+}
+
+static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ int ret = 0;
+
+ if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu)
+ return -EINVAL;
+
+ dev->mtu = new_mtu;
+
+ if (!netif_running(dev))
+ goto out;
+
+ rtl8169_down(dev);
+
+ rtl8169_set_rxbufsize(tp, dev);
+
+ ret = rtl8169_init_ring(dev);
+ if (ret < 0)
+ goto out;
+
+ napi_enable(&tp->napi);
+
+ rtl_hw_start(dev);
+
+ rtl8169_request_timer(dev);
+
+out:
+ return ret;
+}
+
+static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc)
+{
+ desc->addr = cpu_to_le64(0x0badbadbadbadbadull);
+ desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask);
+}
+
+static void rtl8169_free_rx_skb(struct rtl8169_private *tp,
+ struct sk_buff **sk_buff, struct RxDesc *desc)
+{
+ struct pci_dev *pdev = tp->pci_dev;
+
+ pci_unmap_single(pdev, le64_to_cpu(desc->addr), tp->rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+ dev_kfree_skb(*sk_buff);
+ *sk_buff = NULL;
+ rtl8169_make_unusable_by_asic(desc);
+}
+
+static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz)
+{
+ u32 eor = le32_to_cpu(desc->opts1) & RingEnd;
+
+ desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz);
+}
+
+static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
+ u32 rx_buf_sz)
+{
+ desc->addr = cpu_to_le64(mapping);
+ wmb();
+ rtl8169_mark_to_asic(desc, rx_buf_sz);
+}
+
+static struct sk_buff *rtl8169_alloc_rx_skb(struct pci_dev *pdev,
+ struct net_device *dev,
+ struct RxDesc *desc, int rx_buf_sz,
+ unsigned int align)
+{
+ struct sk_buff *skb;
+ dma_addr_t mapping;
+ unsigned int pad;
+
+ pad = align ? align : NET_IP_ALIGN;
+
+ skb = netdev_alloc_skb(dev, rx_buf_sz + pad);
+ if (!skb)
+ goto err_out;
+
+ skb_reserve(skb, align ? ((pad - 1) & (unsigned long)skb->data) : pad);
+
+ mapping = pci_map_single(pdev, skb->data, rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+
+ rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
+out:
+ return skb;
+
+err_out:
+ rtl8169_make_unusable_by_asic(desc);
+ goto out;
+}
+
+static void rtl8169_rx_clear(struct rtl8169_private *tp)
+{
+ unsigned int i;
+
+ for (i = 0; i < NUM_RX_DESC; i++) {
+ if (tp->Rx_skbuff[i]) {
+ rtl8169_free_rx_skb(tp, tp->Rx_skbuff + i,
+ tp->RxDescArray + i);
+ }
+ }
+}
+
+static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev,
+ u32 start, u32 end)
+{
+ u32 cur;
+
+ for (cur = start; end - cur != 0; cur++) {
+ struct sk_buff *skb;
+ unsigned int i = cur % NUM_RX_DESC;
+
+ WARN_ON((s32)(end - cur) < 0);
+
+ if (tp->Rx_skbuff[i])
+ continue;
+
+ skb = rtl8169_alloc_rx_skb(tp->pci_dev, dev,
+ tp->RxDescArray + i,
+ tp->rx_buf_sz, tp->align);
+ if (!skb)
+ break;
+
+ tp->Rx_skbuff[i] = skb;
+ }
+ return cur - start;
+}
+
+static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc)
+{
+ desc->opts1 |= cpu_to_le32(RingEnd);
+}
+
+static void rtl8169_init_ring_indexes(struct rtl8169_private *tp)
+{
+ tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0;
+}
+
+static int rtl8169_init_ring(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ rtl8169_init_ring_indexes(tp);
+
+ memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
+ memset(tp->Rx_skbuff, 0x0, NUM_RX_DESC * sizeof(struct sk_buff *));
+
+ if (rtl8169_rx_fill(tp, dev, 0, NUM_RX_DESC) != NUM_RX_DESC)
+ goto err_out;
+
+ rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1);
+
+ return 0;
+
+err_out:
+ rtl8169_rx_clear(tp);
+ return -ENOMEM;
+}
+
+static void rtl8169_unmap_tx_skb(struct pci_dev *pdev, struct ring_info *tx_skb,
+ struct TxDesc *desc)
+{
+ unsigned int len = tx_skb->len;
+
+ pci_unmap_single(pdev, le64_to_cpu(desc->addr), len, PCI_DMA_TODEVICE);
+ desc->opts1 = 0x00;
+ desc->opts2 = 0x00;
+ desc->addr = 0x00;
+ tx_skb->len = 0;
+}
+
+static void rtl8169_tx_clear(struct rtl8169_private *tp)
+{
+ unsigned int i;
+
+ for (i = tp->dirty_tx; i < tp->dirty_tx + NUM_TX_DESC; i++) {
+ unsigned int entry = i % NUM_TX_DESC;
+ struct ring_info *tx_skb = tp->tx_skb + entry;
+ unsigned int len = tx_skb->len;
+
+ if (len) {
+ struct sk_buff *skb = tx_skb->skb;
+
+ rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb,
+ tp->TxDescArray + entry);
+ if (skb) {
+ dev_kfree_skb(skb);
+ tx_skb->skb = NULL;
+ }
+ tp->dev->stats.tx_dropped++;
+ }
+ }
+ tp->cur_tx = tp->dirty_tx = 0;
+}
+
+static void rtl8169_schedule_work(struct net_device *dev, work_func_t task)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ PREPARE_DELAYED_WORK(&tp->task, task);
+ schedule_delayed_work(&tp->task, 4);
+}
+
+static void rtl8169_wait_for_quiescence(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ synchronize_irq(dev->irq);
+
+ /* Wait for any pending NAPI task to complete */
+ napi_disable(&tp->napi);
+
+ rtl8169_irq_mask_and_ack(ioaddr);
+
+ tp->intr_mask = 0xffff;
+ RTL_W16(IntrMask, tp->intr_event);
+ napi_enable(&tp->napi);
+}
+
+static void rtl8169_reinit_task(struct work_struct *work)
+{
+ struct rtl8169_private *tp =
+ container_of(work, struct rtl8169_private, task.work);
+ struct net_device *dev = tp->dev;
+ int ret;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ rtl8169_wait_for_quiescence(dev);
+ rtl8169_close(dev);
+
+ ret = rtl8169_open(dev);
+ if (unlikely(ret < 0)) {
+ if (net_ratelimit() && netif_msg_drv(tp)) {
+ printk(KERN_ERR PFX "%s: reinit failure (status = %d)."
+ " Rescheduling.\n", dev->name, ret);
+ }
+ rtl8169_schedule_work(dev, rtl8169_reinit_task);
+ }
+
+out_unlock:
+ rtnl_unlock();
+}
+
+static void rtl8169_reset_task(struct work_struct *work)
+{
+ struct rtl8169_private *tp =
+ container_of(work, struct rtl8169_private, task.work);
+ struct net_device *dev = tp->dev;
+
+ rtnl_lock();
+
+ if (!netif_running(dev))
+ goto out_unlock;
+
+ rtl8169_wait_for_quiescence(dev);
+
+ rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0);
+ rtl8169_tx_clear(tp);
+
+ if (tp->dirty_rx == tp->cur_rx) {
+ rtl8169_init_ring_indexes(tp);
+ rtl_hw_start(dev);
+ netif_wake_queue(dev);
+ rtl8169_check_link_status(dev, tp, tp->mmio_addr);
+ } else {
+ if (net_ratelimit() && netif_msg_intr(tp)) {
+ printk(KERN_EMERG PFX "%s: Rx buffers shortage\n",
+ dev->name);
+ }
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+ }
+
+out_unlock:
+ rtnl_unlock();
+}
+
+static void rtl8169_tx_timeout(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ rtl8169_hw_reset(tp->mmio_addr);
+
+ /* Let's wait a bit while any (async) irq lands on */
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+}
+
+static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
+ u32 opts1)
+{
+ struct skb_shared_info *info = skb_shinfo(skb);
+ unsigned int cur_frag, entry;
+ struct TxDesc * uninitialized_var(txd);
+
+ entry = tp->cur_tx;
+ for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) {
+ skb_frag_t *frag = info->frags + cur_frag;
+ dma_addr_t mapping;
+ u32 status, len;
+ void *addr;
+
+ entry = (entry + 1) % NUM_TX_DESC;
+
+ txd = tp->TxDescArray + entry;
+ len = frag->size;
+ addr = ((void *) page_address(frag->page)) + frag->page_offset;
+ mapping = pci_map_single(tp->pci_dev, addr, len, PCI_DMA_TODEVICE);
+
+ /* anti gcc 2.95.3 bugware (sic) */
+ status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
+
+ txd->opts1 = cpu_to_le32(status);
+ txd->addr = cpu_to_le64(mapping);
+
+ tp->tx_skb[entry].len = len;
+ }
+
+ if (cur_frag) {
+ tp->tx_skb[entry].skb = skb;
+ txd->opts1 |= cpu_to_le32(LastFrag);
+ }
+
+ return cur_frag;
+}
+
+static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev)
+{
+ if (dev->features & NETIF_F_TSO) {
+ u32 mss = skb_shinfo(skb)->gso_size;
+
+ if (mss)
+ return LargeSend | ((mss & MSSMask) << MSSShift);
+ }
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ const struct iphdr *ip = ip_hdr(skb);
+
+ if (ip->protocol == IPPROTO_TCP)
+ return IPCS | TCPCS;
+ else if (ip->protocol == IPPROTO_UDP)
+ return IPCS | UDPCS;
+ WARN_ON(1); /* we need a WARN() */
+ }
+ return 0;
+}
+
+static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ unsigned int frags, entry = tp->cur_tx % NUM_TX_DESC;
+ struct TxDesc *txd = tp->TxDescArray + entry;
+ void __iomem *ioaddr = tp->mmio_addr;
+ dma_addr_t mapping;
+ u32 status, len;
+ u32 opts1;
+
+ if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) {
+ if (netif_msg_drv(tp)) {
+ printk(KERN_ERR
+ "%s: BUG! Tx Ring full when queue awake!\n",
+ dev->name);
+ }
+ goto err_stop;
+ }
+
+ if (unlikely(le32_to_cpu(txd->opts1) & DescOwn))
+ goto err_stop;
+
+ opts1 = DescOwn | rtl8169_tso_csum(skb, dev);
+
+ frags = rtl8169_xmit_frags(tp, skb, opts1);
+ if (frags) {
+ len = skb_headlen(skb);
+ opts1 |= FirstFrag;
+ } else {
+ len = skb->len;
+ opts1 |= FirstFrag | LastFrag;
+ tp->tx_skb[entry].skb = skb;
+ }
+
+ mapping = pci_map_single(tp->pci_dev, skb->data, len, PCI_DMA_TODEVICE);
+
+ tp->tx_skb[entry].len = len;
+ txd->addr = cpu_to_le64(mapping);
+ txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb));
+
+ wmb();
+
+ /* anti gcc 2.95.3 bugware (sic) */
+ status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
+ txd->opts1 = cpu_to_le32(status);
+
+ tp->cur_tx += frags + 1;
+
+ smp_wmb();
+
+ RTL_W8(TxPoll, NPQ); /* set polling bit */
+
+ if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) {
+ netif_stop_queue(dev);
+ smp_rmb();
+ if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)
+ netif_wake_queue(dev);
+ }
+
+ return NETDEV_TX_OK;
+
+err_stop:
+ netif_stop_queue(dev);
+ dev->stats.tx_dropped++;
+ return NETDEV_TX_BUSY;
+}
+
+static void rtl8169_pcierr_interrupt(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ u16 pci_status, pci_cmd;
+
+ pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
+ pci_read_config_word(pdev, PCI_STATUS, &pci_status);
+
+ if (netif_msg_intr(tp)) {
+ printk(KERN_ERR
+ "%s: PCI error (cmd = 0x%04x, status = 0x%04x).\n",
+ dev->name, pci_cmd, pci_status);
+ }
+
+ /*
+ * The recovery sequence below admits a very elaborated explanation:
+ * - it seems to work;
+ * - I did not see what else could be done;
+ * - it makes iop3xx happy.
+ *
+ * Feel free to adjust to your needs.
+ */
+ if (pdev->broken_parity_status)
+ pci_cmd &= ~PCI_COMMAND_PARITY;
+ else
+ pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY;
+
+ pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
+
+ pci_write_config_word(pdev, PCI_STATUS,
+ pci_status & (PCI_STATUS_DETECTED_PARITY |
+ PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT |
+ PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT));
+
+ /* The infamous DAC f*ckup only happens at boot time */
+ if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) {
+ if (netif_msg_intr(tp))
+ printk(KERN_INFO "%s: disabling PCI DAC.\n", dev->name);
+ tp->cp_cmd &= ~PCIDAC;
+ RTL_W16(CPlusCmd, tp->cp_cmd);
+ dev->features &= ~NETIF_F_HIGHDMA;
+ }
+
+ rtl8169_hw_reset(ioaddr);
+
+ rtl8169_schedule_work(dev, rtl8169_reinit_task);
+}
+
+static void rtl8169_tx_interrupt(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr)
+{
+ unsigned int dirty_tx, tx_left;
+
+ dirty_tx = tp->dirty_tx;
+ smp_rmb();
+ tx_left = tp->cur_tx - dirty_tx;
+
+ while (tx_left > 0) {
+ unsigned int entry = dirty_tx % NUM_TX_DESC;
+ struct ring_info *tx_skb = tp->tx_skb + entry;
+ u32 len = tx_skb->len;
+ u32 status;
+
+ rmb();
+ status = le32_to_cpu(tp->TxDescArray[entry].opts1);
+ if (status & DescOwn)
+ break;
+
+ dev->stats.tx_bytes += len;
+ dev->stats.tx_packets++;
+
+ rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb, tp->TxDescArray + entry);
+
+ if (status & LastFrag) {
+ dev_kfree_skb(tx_skb->skb);
+ tx_skb->skb = NULL;
+ }
+ dirty_tx++;
+ tx_left--;
+ }
+
+ if (tp->dirty_tx != dirty_tx) {
+ tp->dirty_tx = dirty_tx;
+ smp_wmb();
+ if (netif_queue_stopped(dev) &&
+ (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) {
+ netif_wake_queue(dev);
+ }
+ /*
+ * 8168 hack: TxPoll requests are lost when the Tx packets are
+ * too close. Let's kick an extra TxPoll request when a burst
+ * of start_xmit activity is detected (if it is not detected,
+ * it is slow enough). -- FR
+ */
+ smp_rmb();
+ if (tp->cur_tx != dirty_tx)
+ RTL_W8(TxPoll, NPQ);
+ }
+}
+
+static inline int rtl8169_fragmented_frame(u32 status)
+{
+ return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag);
+}
+
+static inline void rtl8169_rx_csum(struct sk_buff *skb, struct RxDesc *desc)
+{
+ u32 opts1 = le32_to_cpu(desc->opts1);
+ u32 status = opts1 & RxProtoMask;
+
+ if (((status == RxProtoTCP) && !(opts1 & TCPFail)) ||
+ ((status == RxProtoUDP) && !(opts1 & UDPFail)) ||
+ ((status == RxProtoIP) && !(opts1 & IPFail)))
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ else
+ skb->ip_summed = CHECKSUM_NONE;
+}
+
+static inline bool rtl8169_try_rx_copy(struct sk_buff **sk_buff,
+ struct rtl8169_private *tp, int pkt_size,
+ dma_addr_t addr)
+{
+ struct sk_buff *skb;
+ bool done = false;
+
+ if (pkt_size >= rx_copybreak)
+ goto out;
+
+ skb = netdev_alloc_skb(tp->dev, pkt_size + NET_IP_ALIGN);
+ if (!skb)
+ goto out;
+
+ pci_dma_sync_single_for_cpu(tp->pci_dev, addr, pkt_size,
+ PCI_DMA_FROMDEVICE);
+ skb_reserve(skb, NET_IP_ALIGN);
+ skb_copy_from_linear_data(*sk_buff, skb->data, pkt_size);
+ *sk_buff = skb;
+ done = true;
+out:
+ return done;
+}
+
+static int rtl8169_rx_interrupt(struct net_device *dev,
+ struct rtl8169_private *tp,
+ void __iomem *ioaddr, u32 budget)
+{
+ unsigned int cur_rx, rx_left;
+ unsigned int delta, count;
+
+ cur_rx = tp->cur_rx;
+ rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
+ rx_left = min(rx_left, budget);
+
+ for (; rx_left > 0; rx_left--, cur_rx++) {
+ unsigned int entry = cur_rx % NUM_RX_DESC;
+ struct RxDesc *desc = tp->RxDescArray + entry;
+ u32 status;
+
+ rmb();
+ status = le32_to_cpu(desc->opts1);
+
+ if (status & DescOwn)
+ break;
+ if (unlikely(status & RxRES)) {
+ if (netif_msg_rx_err(tp)) {
+ printk(KERN_INFO
+ "%s: Rx ERROR. status = %08x\n",
+ dev->name, status);
+ }
+ dev->stats.rx_errors++;
+ if (status & (RxRWT | RxRUNT))
+ dev->stats.rx_length_errors++;
+ if (status & RxCRC)
+ dev->stats.rx_crc_errors++;
+ if (status & RxFOVF) {
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+ dev->stats.rx_fifo_errors++;
+ }
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ } else {
+ struct sk_buff *skb = tp->Rx_skbuff[entry];
+ dma_addr_t addr = le64_to_cpu(desc->addr);
+ int pkt_size = (status & 0x00001FFF) - 4;
+ struct pci_dev *pdev = tp->pci_dev;
+
+ /*
+ * The driver does not support incoming fragmented
+ * frames. They are seen as a symptom of over-mtu
+ * sized frames.
+ */
+ if (unlikely(rtl8169_fragmented_frame(status))) {
+ dev->stats.rx_dropped++;
+ dev->stats.rx_length_errors++;
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ continue;
+ }
+
+ rtl8169_rx_csum(skb, desc);
+
+ if (rtl8169_try_rx_copy(&skb, tp, pkt_size, addr)) {
+ pci_dma_sync_single_for_device(pdev, addr,
+ pkt_size, PCI_DMA_FROMDEVICE);
+ rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
+ } else {
+ pci_unmap_single(pdev, addr, tp->rx_buf_sz,
+ PCI_DMA_FROMDEVICE);
+ tp->Rx_skbuff[entry] = NULL;
+ }
+
+ skb_put(skb, pkt_size);
+ skb->protocol = eth_type_trans(skb, dev);
+
+ if (rtl8169_rx_vlan_skb(tp, desc, skb) < 0)
+ netif_receive_skb(skb);
+
+ dev->stats.rx_bytes += pkt_size;
+ dev->stats.rx_packets++;
+ }
+
+ /* Work around for AMD plateform. */
+ if ((desc->opts2 & cpu_to_le32(0xfffe000)) &&
+ (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
+ desc->opts2 = 0;
+ cur_rx++;
+ }
+ }
+
+ count = cur_rx - tp->cur_rx;
+ tp->cur_rx = cur_rx;
+
+ delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx);
+ if (!delta && count && netif_msg_intr(tp))
+ printk(KERN_INFO "%s: no Rx buffer allocated\n", dev->name);
+ tp->dirty_rx += delta;
+
+ /*
+ * FIXME: until there is periodic timer to try and refill the ring,
+ * a temporary shortage may definitely kill the Rx process.
+ * - disable the asic to try and avoid an overflow and kick it again
+ * after refill ?
+ * - how do others driver handle this condition (Uh oh...).
+ */
+ if ((tp->dirty_rx + NUM_RX_DESC == tp->cur_rx) && netif_msg_intr(tp))
+ printk(KERN_EMERG "%s: Rx buffers exhausted\n", dev->name);
+
+ return count;
+}
+
+static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
+{
+ struct net_device *dev = dev_instance;
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ int handled = 0;
+ int status;
+
+ /* loop handling interrupts until we have no new ones or
+ * we hit a invalid/hotplug case.
+ */
+ status = RTL_R16(IntrStatus);
+ while (status && status != 0xffff) {
+ handled = 1;
+
+ /* Handle all of the error cases first. These will reset
+ * the chip, so just exit the loop.
+ */
+ if (unlikely(!netif_running(dev))) {
+ rtl8169_asic_down(ioaddr);
+ break;
+ }
+
+ /* Work around for rx fifo overflow */
+ if (unlikely(status & RxFIFOOver) &&
+ (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
+ netif_stop_queue(dev);
+ rtl8169_tx_timeout(dev);
+ break;
+ }
+
+ if (unlikely(status & SYSErr)) {
+ rtl8169_pcierr_interrupt(dev);
+ break;
+ }
+
+ if (status & LinkChg)
+ rtl8169_check_link_status(dev, tp, ioaddr);
+
+ /* We need to see the lastest version of tp->intr_mask to
+ * avoid ignoring an MSI interrupt and having to wait for
+ * another event which may never come.
+ */
+ smp_rmb();
+ if (status & tp->intr_mask & tp->napi_event) {
+ RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
+ tp->intr_mask = ~tp->napi_event;
+
+ if (likely(napi_schedule_prep(&tp->napi)))
+ __napi_schedule(&tp->napi);
+ else if (netif_msg_intr(tp)) {
+ printk(KERN_INFO "%s: interrupt %04x in poll\n",
+ dev->name, status);
+ }
+ }
+
+ /* We only get a new MSI interrupt when all active irq
+ * sources on the chip have been acknowledged. So, ack
+ * everything we've seen and check if new sources have become
+ * active to avoid blocking all interrupts from the chip.
+ */
+ RTL_W16(IntrStatus,
+ (status & RxFIFOOver) ? (status | RxOverflow) : status);
+ status = RTL_R16(IntrStatus);
+ }
+
+ return IRQ_RETVAL(handled);
+}
+
+static int rtl8169_poll(struct napi_struct *napi, int budget)
+{
+ struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi);
+ struct net_device *dev = tp->dev;
+ void __iomem *ioaddr = tp->mmio_addr;
+ int work_done;
+
+ work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget);
+ rtl8169_tx_interrupt(dev, tp, ioaddr);
+
+ if (work_done < budget) {
+ napi_complete(napi);
+
+ /* We need for force the visibility of tp->intr_mask
+ * for other CPUs, as we can loose an MSI interrupt
+ * and potentially wait for a retransmit timeout if we don't.
+ * The posted write to IntrMask is safe, as it will
+ * eventually make it to the chip and we won't loose anything
+ * until it does.
+ */
+ tp->intr_mask = 0xffff;
+ smp_wmb();
+ RTL_W16(IntrMask, tp->intr_event);
+ }
+
+ return work_done;
+}
+
+static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+
+ if (tp->mac_version > RTL_GIGA_MAC_VER_06)
+ return;
+
+ dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff);
+ RTL_W32(RxMissed, 0);
+}
+
+static void rtl8169_down(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned int intrmask;
+
+ rtl8169_delete_timer(dev);
+
+ netif_stop_queue(dev);
+
+ napi_disable(&tp->napi);
+
+core_down:
+ spin_lock_irq(&tp->lock);
+
+ rtl8169_asic_down(ioaddr);
+
+ rtl8169_rx_missed(dev, ioaddr);
+
+ spin_unlock_irq(&tp->lock);
+
+ synchronize_irq(dev->irq);
+
+ /* Give a racing hard_start_xmit a few cycles to complete. */
+ synchronize_sched(); /* FIXME: should this be synchronize_irq()? */
+
+ /*
+ * And now for the 50k$ question: are IRQ disabled or not ?
+ *
+ * Two paths lead here:
+ * 1) dev->close
+ * -> netif_running() is available to sync the current code and the
+ * IRQ handler. See rtl8169_interrupt for details.
+ * 2) dev->change_mtu
+ * -> rtl8169_poll can not be issued again and re-enable the
+ * interruptions. Let's simply issue the IRQ down sequence again.
+ *
+ * No loop if hotpluged or major error (0xffff).
+ */
+ intrmask = RTL_R16(IntrMask);
+ if (intrmask && (intrmask != 0xffff))
+ goto core_down;
+
+ rtl8169_tx_clear(tp);
+
+ rtl8169_rx_clear(tp);
+}
+
+static int rtl8169_close(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ struct pci_dev *pdev = tp->pci_dev;
+
+ /* update counters before going down */
+ rtl8169_update_counters(dev);
+
+ rtl8169_down(dev);
+
+ free_irq(dev->irq, dev);
+
+ pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
+ tp->RxPhyAddr);
+ pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
+ tp->TxPhyAddr);
+ tp->TxDescArray = NULL;
+ tp->RxDescArray = NULL;
+
+ return 0;
+}
+
+static void rtl_set_rx_mode(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+ u32 mc_filter[2]; /* Multicast hash filter */
+ int rx_mode;
+ u32 tmp = 0;
+
+ if (dev->flags & IFF_PROMISC) {
+ /* Unconditionally log net taps. */
+ if (netif_msg_link(tp)) {
+ printk(KERN_NOTICE "%s: Promiscuous mode enabled.\n",
+ dev->name);
+ }
+ rx_mode =
+ AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
+ AcceptAllPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else if ((dev->mc_count > multicast_filter_limit)
+ || (dev->flags & IFF_ALLMULTI)) {
+ /* Too many to filter perfectly -- accept all multicasts. */
+ rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0xffffffff;
+ } else {
+ struct dev_mc_list *mclist;
+ unsigned int i;
+
+ rx_mode = AcceptBroadcast | AcceptMyPhys;
+ mc_filter[1] = mc_filter[0] = 0;
+ for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
+ i++, mclist = mclist->next) {
+ int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ rx_mode |= AcceptMulticast;
+ }
+ }
+
+ spin_lock_irqsave(&tp->lock, flags);
+
+ tmp = rtl8169_rx_config | rx_mode |
+ (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
+
+ if (tp->mac_version > RTL_GIGA_MAC_VER_06) {
+ u32 data = mc_filter[0];
+
+ mc_filter[0] = swab32(mc_filter[1]);
+ mc_filter[1] = swab32(data);
+ }
+
+ RTL_W32(MAR0 + 0, mc_filter[0]);
+ RTL_W32(MAR0 + 4, mc_filter[1]);
+
+ RTL_W32(RxConfig, tmp);
+
+ spin_unlock_irqrestore(&tp->lock, flags);
+}
+
+/**
+ * rtl8169_get_stats - Get rtl8169 read/write statistics
+ * @dev: The Ethernet Device to get statistics for
+ *
+ * Get TX/RX statistics for rtl8169
+ */
+static struct net_device_stats *rtl8169_get_stats(struct net_device *dev)
+{
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ unsigned long flags;
+
+ if (netif_running(dev)) {
+ spin_lock_irqsave(&tp->lock, flags);
+ rtl8169_rx_missed(dev, ioaddr);
+ spin_unlock_irqrestore(&tp->lock, flags);
+ }
+
+ return &dev->stats;
+}
+
+static void rtl8169_net_suspend(struct net_device *dev)
+{
+ if (!netif_running(dev))
+ return;
+
+ netif_device_detach(dev);
+ netif_stop_queue(dev);
+}
+
+#ifdef CONFIG_PM
+
+static int rtl8169_suspend(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ rtl8169_net_suspend(dev);
+
+ return 0;
+}
+
+static int rtl8169_resume(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ if (!netif_running(dev))
+ goto out;
+
+ netif_device_attach(dev);
+
+ rtl8169_schedule_work(dev, rtl8169_reset_task);
+out:
+ return 0;
+}
+
+static struct dev_pm_ops rtl8169_pm_ops = {
+ .suspend = rtl8169_suspend,
+ .resume = rtl8169_resume,
+ .freeze = rtl8169_suspend,
+ .thaw = rtl8169_resume,
+ .poweroff = rtl8169_suspend,
+ .restore = rtl8169_resume,
+};
+
+#define RTL8169_PM_OPS (&rtl8169_pm_ops)
+
+#else /* !CONFIG_PM */
+
+#define RTL8169_PM_OPS NULL
+
+#endif /* !CONFIG_PM */
+
+static void rtl_shutdown(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ rtl8169_net_suspend(dev);
+
+ /* restore original MAC address */
+ rtl_rar_set(tp, dev->perm_addr);
+
+ spin_lock_irq(&tp->lock);
+
+ rtl8169_asic_down(ioaddr);
+
+ spin_unlock_irq(&tp->lock);
+
+ if (system_state == SYSTEM_POWER_OFF) {
+ /* WoL fails with some 8168 when the receiver is disabled. */
+ if (tp->features & RTL_FEATURE_WOL) {
+ pci_clear_master(pdev);
+
+ RTL_W8(ChipCmd, CmdRxEnb);
+ /* PCI commit */
+ RTL_R8(ChipCmd);
+ }
+
+ pci_wake_from_d3(pdev, true);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
+}
+
+static struct pci_driver rtl8169_pci_driver = {
+ .name = MODULENAME,
+ .id_table = rtl8169_pci_tbl,
+ .probe = rtl8169_init_one,
+ .remove = __devexit_p(rtl8169_remove_one),
+ .shutdown = rtl_shutdown,
+ .driver.pm = RTL8169_PM_OPS,
+};
+
+static int __init rtl8169_init_module(void)
+{
+ return pci_register_driver(&rtl8169_pci_driver);
+}
+
+static void __exit rtl8169_cleanup_module(void)
+{
+ pci_unregister_driver(&rtl8169_pci_driver);
+}
+
+module_init(rtl8169_init_module);
+module_exit(rtl8169_cleanup_module);
--- a/examples/dc_user/Makefile.am Tue Dec 14 21:58:53 2010 +0100
+++ b/examples/dc_user/Makefile.am Mon Dec 20 17:52:37 2010 +0100
@@ -33,6 +33,6 @@
ec_dc_user_example_SOURCES = main.c
ec_dc_user_example_CFLAGS = -I$(top_srcdir)/include
-ec_dc_user_example_LDFLAGS = -L$(top_builddir)/lib/.libs -lethercat
+ec_dc_user_example_LDFLAGS = -L$(top_builddir)/lib/.libs -lethercat -lrt
#------------------------------------------------------------------------------
--- a/examples/dc_user/main.c Tue Dec 14 21:58:53 2010 +0100
+++ b/examples/dc_user/main.c Mon Dec 20 17:52:37 2010 +0100
@@ -35,6 +35,9 @@
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
+#include <time.h>
+#include <sys/mman.h>
+#include <malloc.h>
/****************************************************************************/
@@ -43,12 +46,20 @@
/****************************************************************************/
// Application parameters
-#define FREQUENCY 100
-#define PRIORITY 1
-
-// Optional features
-#define CONFIGURE_PDOS 1
-
+#define FREQUENCY 1000
+#define CLOCK_TO_USE CLOCK_REALTIME
+#define MEASURE_TIMING
+
+/****************************************************************************/
+
+#define NSEC_PER_SEC (1000000000L)
+#define PERIOD_NS (NSEC_PER_SEC / FREQUENCY)
+
+#define DIFF_NS(A, B) (((B).tv_sec - (A).tv_sec) * NSEC_PER_SEC + \
+ (B).tv_nsec - (A).tv_nsec)
+
+#define TIMESPEC2NS(T) ((uint64_t) (T).tv_sec * NSEC_PER_SEC + (T).tv_nsec)
+
/****************************************************************************/
// EtherCAT
@@ -58,10 +69,6 @@
static ec_domain_t *domain1 = NULL;
static ec_domain_state_t domain1_state = {};
-// Timer
-static unsigned int sig_alarms = 0;
-static unsigned int user_alarms = 0;
-
/****************************************************************************/
// process data
@@ -81,10 +88,26 @@
static int off_counter_out;
static unsigned int counter = 0;
-static unsigned int blink_counter = 0;
static unsigned int blink = 0;
static unsigned int sync_ref_counter = 0;
-struct timeval app_time;
+const struct timespec cycletime = {0, PERIOD_NS};
+
+/*****************************************************************************/
+
+struct timespec timespec_add(struct timespec time1, struct timespec time2)
+{
+ struct timespec result;
+
+ if ((time1.tv_nsec + time2.tv_nsec) >= NSEC_PER_SEC) {
+ result.tv_sec = time1.tv_sec + time2.tv_sec + 1;
+ result.tv_nsec = time1.tv_nsec + time2.tv_nsec - NSEC_PER_SEC;
+ } else {
+ result.tv_sec = time1.tv_sec + time2.tv_sec;
+ result.tv_nsec = time1.tv_nsec + time2.tv_nsec;
+ }
+
+ return result;
+}
/*****************************************************************************/
@@ -110,7 +133,7 @@
ecrt_master_state(master, &ms);
- if (ms.slaves_responding != master_state.slaves_responding)
+ if (ms.slaves_responding != master_state.slaves_responding)
printf("%u slave(s).\n", ms.slaves_responding);
if (ms.al_states != master_state.al_states)
printf("AL states: 0x%02X.\n", ms.al_states);
@@ -124,68 +147,108 @@
void cyclic_task()
{
- int i;
-
- // receive process data
- ecrt_master_receive(master);
- ecrt_domain_process(domain1);
-
- // check process data state (optional)
- check_domain1_state();
-
- if (counter) {
- counter--;
- } else { // do this at 1 Hz
- counter = FREQUENCY;
-
- // calculate new process data
- blink = !blink;
-
- // check for master state (optional)
- check_master_state();
- }
-
- if (blink_counter) {
- blink_counter--;
- } else {
- blink_counter = 9;
-
- // calculate new process data
- blink = !blink;
- }
-
- // write process data
- EC_WRITE_U8(domain1_pd + off_dig_out, blink ? 0x66 : 0x99);
- EC_WRITE_U8(domain1_pd + off_counter_out, blink ? 0x00 : 0x02);
-
- app_time.tv_usec += 1000000 / FREQUENCY;
- if (app_time.tv_usec >= 1000000) {
- app_time.tv_usec -= 1000000;
- app_time.tv_sec++;
- }
- ecrt_master_application_time(master, EC_TIMEVAL2NANO(app_time));
-
- if (sync_ref_counter) {
- sync_ref_counter--;
- } else {
- sync_ref_counter = 9;
- ecrt_master_sync_reference_clock(master);
- }
- ecrt_master_sync_slave_clocks(master);
-
- // send process data
- ecrt_domain_queue(domain1);
- ecrt_master_send(master);
-}
-
-/****************************************************************************/
-
-void signal_handler(int signum) {
- switch (signum) {
- case SIGALRM:
- sig_alarms++;
- break;
- }
+ struct timespec wakeupTime, time;
+#ifdef MEASURE_TIMING
+ struct timespec startTime, endTime, lastStartTime = {};
+ uint32_t period_ns = 0, exec_ns = 0, latency_ns = 0,
+ latency_min_ns = 0, latency_max_ns = 0,
+ period_min_ns = 0, period_max_ns = 0,
+ exec_min_ns = 0, exec_max_ns = 0;
+#endif
+
+ // get current time
+ clock_gettime(CLOCK_TO_USE, &wakeupTime);
+
+ while(1) {
+ wakeupTime = timespec_add(wakeupTime, cycletime);
+ clock_nanosleep(CLOCK_TO_USE, TIMER_ABSTIME, &wakeupTime, NULL);
+
+#ifdef MEASURE_TIMING
+ clock_gettime(CLOCK_TO_USE, &startTime);
+ latency_ns = DIFF_NS(wakeupTime, startTime);
+ period_ns = DIFF_NS(lastStartTime, startTime);
+ exec_ns = DIFF_NS(lastStartTime, endTime);
+ lastStartTime = startTime;
+
+ if (latency_ns > latency_max_ns) {
+ latency_max_ns = latency_ns;
+ }
+ if (latency_ns < latency_min_ns) {
+ latency_min_ns = latency_ns;
+ }
+ if (period_ns > period_max_ns) {
+ period_max_ns = period_ns;
+ }
+ if (period_ns < period_min_ns) {
+ period_min_ns = period_ns;
+ }
+ if (exec_ns > exec_max_ns) {
+ exec_max_ns = exec_ns;
+ }
+ if (exec_ns < exec_min_ns) {
+ exec_min_ns = exec_ns;
+ }
+#endif
+
+ // receive process data
+ ecrt_master_receive(master);
+ ecrt_domain_process(domain1);
+
+ // check process data state (optional)
+ check_domain1_state();
+
+ if (counter) {
+ counter--;
+ } else { // do this at 1 Hz
+ counter = FREQUENCY;
+
+ // check for master state (optional)
+ check_master_state();
+
+#ifdef MEASURE_TIMING
+ // output timing stats
+ printf("period %10u ... %10u\n",
+ period_min_ns, period_max_ns);
+ printf("exec %10u ... %10u\n",
+ exec_min_ns, exec_max_ns);
+ printf("latency %10u ... %10u\n",
+ latency_min_ns, latency_max_ns);
+ period_max_ns = 0;
+ period_min_ns = 0xffffffff;
+ exec_max_ns = 0;
+ exec_min_ns = 0xffffffff;
+ latency_max_ns = 0;
+ latency_min_ns = 0xffffffff;
+#endif
+
+ // calculate new process data
+ blink = !blink;
+ }
+
+ // write process data
+ EC_WRITE_U8(domain1_pd + off_dig_out, blink ? 0x66 : 0x99);
+ EC_WRITE_U8(domain1_pd + off_counter_out, blink ? 0x00 : 0x02);
+
+ // write application time to master
+ clock_gettime(CLOCK_TO_USE, &time);
+ ecrt_master_application_time(master, TIMESPEC2NS(time));
+
+ if (sync_ref_counter) {
+ sync_ref_counter--;
+ } else {
+ sync_ref_counter = 1; // sync every cycle
+ ecrt_master_sync_reference_clock(master);
+ }
+ ecrt_master_sync_slave_clocks(master);
+
+ // send process data
+ ecrt_domain_queue(domain1);
+ ecrt_master_send(master);
+
+#ifdef MEASURE_TIMING
+ clock_gettime(CLOCK_TO_USE, &endTime);
+#endif
+ }
}
/****************************************************************************/
@@ -193,8 +256,11 @@
int main(int argc, char **argv)
{
ec_slave_config_t *sc;
- struct sigaction sa;
- struct itimerval tv;
+
+ if (mlockall(MCL_CURRENT | MCL_FUTURE) == -1) {
+ perror("mlockall failed");
+ return -1;
+ }
master = ecrt_request_master(0);
if (!master)
@@ -237,7 +303,7 @@
return -1;
// configure SYNC signals for this slave
- ecrt_slave_config_dc(sc, 0x0700, 10000000, 4400000, 0, 0);
+ ecrt_slave_config_dc(sc, 0x0700, PERIOD_NS, 4400000, 0, 0);
printf("Activating master...\n");
if (ecrt_master_activate(master))
@@ -247,50 +313,15 @@
return -1;
}
-#if PRIORITY
pid_t pid = getpid();
if (setpriority(PRIO_PROCESS, pid, -19))
fprintf(stderr, "Warning: Failed to set priority: %s\n",
strerror(errno));
-#endif
-
- sa.sa_handler = signal_handler;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = 0;
- if (sigaction(SIGALRM, &sa, 0)) {
- fprintf(stderr, "Failed to install signal handler!\n");
- return -1;
- }
-
- printf("Starting timer...\n");
- tv.it_interval.tv_sec = 0;
- tv.it_interval.tv_usec = 1000000 / FREQUENCY;
- tv.it_value.tv_sec = 0;
- tv.it_value.tv_usec = 1000;
- if (setitimer(ITIMER_REAL, &tv, NULL)) {
- fprintf(stderr, "Failed to start timer: %s\n", strerror(errno));
- return 1;
- }
-
- gettimeofday(&app_time, NULL);
-
- printf("Started.\n");
- while (1) {
- pause();
-
-#if 0
- struct timeval t;
- gettimeofday(&t, NULL);
- printf("%u.%06u\n", t.tv_sec, t.tv_usec);
-#endif
-
- while (sig_alarms != user_alarms) {
- cyclic_task();
- user_alarms++;
- }
- }
-
- return 0;
-}
-
-/****************************************************************************/
+
+ printf("Starting cyclic function.\n");
+ cyclic_task();
+
+ return 0;
+}
+
+/****************************************************************************/
--- a/examples/mini/mini.c Tue Dec 14 21:58:53 2010 +0100
+++ b/examples/mini/mini.c Mon Dec 20 17:52:37 2010 +0100
@@ -33,6 +33,10 @@
#include <linux/interrupt.h>
#include <linux/err.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)
+#include <linux/slab.h>
+#endif
+
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
#include <linux/semaphore.h>
#else
--- a/examples/tty/serial.c Tue Dec 14 21:58:53 2010 +0100
+++ b/examples/tty/serial.c Mon Dec 20 17:52:37 2010 +0100
@@ -30,6 +30,7 @@
#include <linux/module.h>
#include <linux/err.h>
#include <linux/termios.h>
+#include <linux/slab.h>
#include "../../include/ecrt.h" // EtherCAT realtime interface
#include "../../include/ectty.h" // EtherCAT TTY interface
--- a/include/ecrt.h Tue Dec 14 21:58:53 2010 +0100
+++ b/include/ecrt.h Mon Dec 20 17:52:37 2010 +0100
@@ -78,6 +78,7 @@
* - Added ecrt_slave_config_idn() method for storing SoE IDN configurations,
* and ecrt_master_read_idn() and ecrt_master_write_idn() to read/write IDNs
* ad-hoc via the user-space library.
+ * - Added ecrt_master_reset() to initiate retrying to configure slaves.
*
* @{
*/
@@ -859,6 +860,17 @@
ec_master_t *master /**< EtherCAT master. */
);
+/** Retry configuring slaves.
+ *
+ * Via this method, the application can tell the master to bring all slaves to
+ * OP state. In general, this is not necessary, because it is automatically
+ * done by the master. But with special slaves, that can be reconfigured by
+ * the vendor during runtime, it can be useful.
+ */
+void ecrt_master_reset(
+ ec_master_t *master /**< EtherCAT master. */
+ );
+
/******************************************************************************
* Slave configuration methods
*****************************************************************************/
--- a/lib/Makefile.am Tue Dec 14 21:58:53 2010 +0100
+++ b/lib/Makefile.am Mon Dec 20 17:52:37 2010 +0100
@@ -35,7 +35,7 @@
#------------------------------------------------------------------------------
libethercat_la_LDFLAGS = -version-info 1:0:0
-libethercat_la_CFLAGS = -I$(srcdir)/..
+libethercat_la_CFLAGS = -I$(srcdir)/.. -fno-strict-aliasing
libethercat_la_SOURCES = \
common.c \
domain.c \
--- a/lib/common.c Tue Dec 14 21:58:53 2010 +0100
+++ b/lib/common.c Mon Dec 20 17:52:37 2010 +0100
@@ -37,6 +37,8 @@
#include <string.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
+#include <unistd.h>
+#include <sys/socket.h>
#include "master.h"
#include "master/ioctl.h"
--- a/lib/master.c Tue Dec 14 21:58:53 2010 +0100
+++ b/lib/master.c Mon Dec 20 17:52:37 2010 +0100
@@ -49,6 +49,7 @@
strerror(errno));
return -1;
}
+ return 0;
}
/*****************************************************************************/
@@ -571,3 +572,12 @@
}
/*****************************************************************************/
+
+void ecrt_master_reset(ec_master_t *master)
+{
+ if (ioctl(master->fd, EC_IOCTL_RESET, NULL) == -1) {
+ fprintf(stderr, "Failed to reset master: %s\n", strerror(errno));
+ }
+}
+
+/*****************************************************************************/
--- a/master/cdev.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/cdev.c Mon Dec 20 17:52:37 2010 +0100
@@ -1349,6 +1349,7 @@
data.watchdog_divider = sc->watchdog_divider;
data.watchdog_intervals = sc->watchdog_intervals;
data.sdo_count = ec_slave_config_sdo_count(sc);
+ data.idn_count = ec_slave_config_idn_count(sc);
data.slave_position = sc->slave ? sc->slave->ring_position : -1;
data.dc_assign_activate = sc->dc_assign_activate;
for (i = 0; i < EC_SYNC_SIGNAL_COUNT; i++) {
@@ -1531,6 +1532,56 @@
/*****************************************************************************/
+/** Get slave configuration IDN information.
+ */
+int ec_cdev_ioctl_config_idn(
+ ec_master_t *master, /**< EtherCAT master. */
+ unsigned long arg /**< ioctl() argument. */
+ )
+{
+ ec_ioctl_config_idn_t data;
+ const ec_slave_config_t *sc;
+ const ec_soe_request_t *req;
+
+ if (copy_from_user(&data, (void __user *) arg, sizeof(data))) {
+ return -EFAULT;
+ }
+
+ if (down_interruptible(&master->master_sem))
+ return -EINTR;
+
+ if (!(sc = ec_master_get_config_const(
+ master, data.config_index))) {
+ up(&master->master_sem);
+ EC_MASTER_ERR(master, "Slave config %u does not exist!\n",
+ data.config_index);
+ return -EINVAL;
+ }
+
+ if (!(req = ec_slave_config_get_idn_by_pos_const(
+ sc, data.idn_pos))) {
+ up(&master->master_sem);
+ EC_MASTER_ERR(master, "Invalid IDN position!\n");
+ return -EINVAL;
+ }
+
+ data.drive_no = req->drive_no;
+ data.idn = req->idn;
+ data.state = req->state;
+ data.size = req->data_size;
+ memcpy(&data.data, req->data,
+ min((u32) data.size, (u32) EC_MAX_IDN_DATA_SIZE));
+
+ up(&master->master_sem);
+
+ if (copy_to_user((void __user *) arg, &data, sizeof(data)))
+ return -EFAULT;
+
+ return 0;
+}
+
+/*****************************************************************************/
+
#ifdef EC_EOE
/** Get EoE handler information.
@@ -1941,6 +1992,25 @@
/*****************************************************************************/
+/** Reset configuration.
+ */
+int ec_cdev_ioctl_reset(
+ ec_master_t *master, /**< EtherCAT master. */
+ unsigned long arg, /**< ioctl() argument. */
+ ec_cdev_priv_t *priv /**< Private data structure of file handle. */
+ )
+{
+ if (unlikely(!priv->requested))
+ return -EPERM;
+
+ down(&master->master_sem);
+ ecrt_master_reset(master);
+ up(&master->master_sem);
+ return 0;
+}
+
+/*****************************************************************************/
+
/** Configure a sync manager.
*/
int ec_cdev_ioctl_sc_sync(
@@ -3398,7 +3468,7 @@
data = kmalloc(ioctl.data_size, GFP_KERNEL);
if (!data) {
- EC_MASTER_ERR(master, "Failed to allocate %u bytes of IDN data.\n",
+ EC_MASTER_ERR(master, "Failed to allocate %zu bytes of IDN data.\n",
ioctl.data_size);
return -ENOMEM;
}
@@ -3564,6 +3634,8 @@
return ec_cdev_ioctl_config_pdo_entry(master, arg);
case EC_IOCTL_CONFIG_SDO:
return ec_cdev_ioctl_config_sdo(master, arg);
+ case EC_IOCTL_CONFIG_IDN:
+ return ec_cdev_ioctl_config_idn(master, arg);
#ifdef EC_EOE
case EC_IOCTL_EOE_HANDLER:
return ec_cdev_ioctl_eoe_handler(master, arg);
@@ -3618,6 +3690,10 @@
if (!(filp->f_mode & FMODE_WRITE))
return -EPERM;
return ec_cdev_ioctl_sync_mon_process(master, arg, priv);
+ case EC_IOCTL_RESET:
+ if (!(filp->f_mode & FMODE_WRITE))
+ return -EPERM;
+ return ec_cdev_ioctl_reset(master, arg, priv);
case EC_IOCTL_SC_SYNC:
if (!(filp->f_mode & FMODE_WRITE))
return -EPERM;
--- a/master/ethernet.h Tue Dec 14 21:58:53 2010 +0100
+++ b/master/ethernet.h Mon Dec 20 17:52:37 2010 +0100
@@ -39,6 +39,7 @@
#include <linux/list.h>
#include <linux/netdevice.h>
+#include <linux/semaphore.h>
#include "globals.h"
#include "slave.h"
--- a/master/foe_request.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/foe_request.c Mon Dec 20 17:52:37 2010 +0100
@@ -35,6 +35,7 @@
#include <linux/module.h>
#include <linux/jiffies.h>
+#include <linux/slab.h>
#include "foe_request.h"
#include "foe.h"
--- a/master/fsm_change.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/fsm_change.c Mon Dec 20 17:52:37 2010 +0100
@@ -42,7 +42,7 @@
/** Timeout while waiting for AL state change [s].
*/
-#define EC_AL_STATE_CHANGE_TIMEOUT 2
+#define EC_AL_STATE_CHANGE_TIMEOUT 5
/*****************************************************************************/
--- a/master/fsm_sii.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/fsm_sii.c Mon Dec 20 17:52:37 2010 +0100
@@ -184,7 +184,8 @@
EC_WRITE_U16(datagram->data + 2, fsm->word_offset);
#ifdef SII_DEBUG
- EC_SLAVE_DBG(slave, 0, "reading SII data:\n");
+ EC_SLAVE_DBG(fsm->slave, 0, "reading SII data, word %u:\n",
+ fsm->word_offset);
ec_print_data(datagram->data, 4);
#endif
--- a/master/fsm_slave_scan.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/fsm_slave_scan.c Mon Dec 20 17:52:37 2010 +0100
@@ -505,8 +505,10 @@
fsm->slave->error_flag = 1;
fsm->state = ec_fsm_slave_scan_state_error;
EC_SLAVE_ERR(slave, "Failed to determine SII content size:"
- " Reading word offset 0x%04x failed.\n", fsm->sii_offset);
- return;
+ " Reading word offset 0x%04x failed. Assuming %u words.\n",
+ fsm->sii_offset, EC_FIRST_SII_CATEGORY_OFFSET);
+ slave->sii_nwords = EC_FIRST_SII_CATEGORY_OFFSET;
+ goto alloc_sii;
}
cat_type = EC_READ_U16(fsm->fsm_sii.value);
--- a/master/ioctl.h Tue Dec 14 21:58:53 2010 +0100
+++ b/master/ioctl.h Mon Dec 20 17:52:37 2010 +0100
@@ -56,7 +56,7 @@
*
* Increment this when changing the ioctl interface!
*/
-#define EC_IOCTL_VERSION_MAGIC 8
+#define EC_IOCTL_VERSION_MAGIC 11
// Command-line tool
#define EC_IOCTL_MODULE EC_IOR(0x00, ec_ioctl_module_t)
@@ -87,54 +87,56 @@
#define EC_IOCTL_CONFIG_PDO EC_IOWR(0x19, ec_ioctl_config_pdo_t)
#define EC_IOCTL_CONFIG_PDO_ENTRY EC_IOWR(0x1a, ec_ioctl_config_pdo_entry_t)
#define EC_IOCTL_CONFIG_SDO EC_IOWR(0x1b, ec_ioctl_config_sdo_t)
+#define EC_IOCTL_CONFIG_IDN EC_IOWR(0x1c, ec_ioctl_config_idn_t)
#ifdef EC_EOE
-#define EC_IOCTL_EOE_HANDLER EC_IOWR(0x1c, ec_ioctl_eoe_handler_t)
+#define EC_IOCTL_EOE_HANDLER EC_IOWR(0x1d, ec_ioctl_eoe_handler_t)
#endif
// Application interface
-#define EC_IOCTL_REQUEST EC_IO(0x1d)
-#define EC_IOCTL_CREATE_DOMAIN EC_IO(0x1e)
-#define EC_IOCTL_CREATE_SLAVE_CONFIG EC_IOWR(0x1f, ec_ioctl_config_t)
-#define EC_IOCTL_ACTIVATE EC_IOR(0x20, size_t)
-#define EC_IOCTL_DEACTIVATE EC_IO(0x21)
-#define EC_IOCTL_SEND EC_IO(0x22)
-#define EC_IOCTL_RECEIVE EC_IO(0x23)
-#define EC_IOCTL_MASTER_STATE EC_IOR(0x24, ec_master_state_t)
-#define EC_IOCTL_APP_TIME EC_IOW(0x25, ec_ioctl_app_time_t)
-#define EC_IOCTL_SYNC_REF EC_IO(0x26)
-#define EC_IOCTL_SYNC_SLAVES EC_IO(0x27)
-#define EC_IOCTL_SYNC_MON_QUEUE EC_IO(0x28)
-#define EC_IOCTL_SYNC_MON_PROCESS EC_IOR(0x29, uint32_t)
-#define EC_IOCTL_SC_SYNC EC_IOW(0x2a, ec_ioctl_config_t)
-#define EC_IOCTL_SC_WATCHDOG EC_IOW(0x2b, ec_ioctl_config_t)
-#define EC_IOCTL_SC_ADD_PDO EC_IOW(0x2c, ec_ioctl_config_pdo_t)
-#define EC_IOCTL_SC_CLEAR_PDOS EC_IOW(0x2d, ec_ioctl_config_pdo_t)
-#define EC_IOCTL_SC_ADD_ENTRY EC_IOW(0x2e, ec_ioctl_add_pdo_entry_t)
-#define EC_IOCTL_SC_CLEAR_ENTRIES EC_IOW(0x2f, ec_ioctl_config_pdo_t)
-#define EC_IOCTL_SC_REG_PDO_ENTRY EC_IOWR(0x20, ec_ioctl_reg_pdo_entry_t)
-#define EC_IOCTL_SC_DC EC_IOW(0x31, ec_ioctl_config_t)
-#define EC_IOCTL_SC_SDO EC_IOW(0x32, ec_ioctl_sc_sdo_t)
-#define EC_IOCTL_SC_SDO_REQUEST EC_IOWR(0x33, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_SC_VOE EC_IOWR(0x34, ec_ioctl_voe_t)
-#define EC_IOCTL_SC_STATE EC_IOWR(0x35, ec_ioctl_sc_state_t)
-#define EC_IOCTL_SC_IDN EC_IOW(0x36, ec_ioctl_sc_idn_t)
-#define EC_IOCTL_DOMAIN_OFFSET EC_IO(0x37)
-#define EC_IOCTL_DOMAIN_PROCESS EC_IO(0x38)
-#define EC_IOCTL_DOMAIN_QUEUE EC_IO(0x39)
-#define EC_IOCTL_DOMAIN_STATE EC_IOWR(0x3a, ec_ioctl_domain_state_t)
-#define EC_IOCTL_SDO_REQUEST_TIMEOUT EC_IOWR(0x3b, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_SDO_REQUEST_STATE EC_IOWR(0x3c, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_SDO_REQUEST_READ EC_IOWR(0x3d, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_SDO_REQUEST_WRITE EC_IOWR(0x3e, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_SDO_REQUEST_DATA EC_IOWR(0x3f, ec_ioctl_sdo_request_t)
-#define EC_IOCTL_VOE_SEND_HEADER EC_IOW(0x40, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_REC_HEADER EC_IOWR(0x41, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_READ EC_IOW(0x42, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_READ_NOSYNC EC_IOW(0x43, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_WRITE EC_IOWR(0x44, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_EXEC EC_IOWR(0x45, ec_ioctl_voe_t)
-#define EC_IOCTL_VOE_DATA EC_IOWR(0x46, ec_ioctl_voe_t)
-#define EC_IOCTL_SET_SEND_INTERVAL EC_IOW(0x47, size_t)
+#define EC_IOCTL_REQUEST EC_IO(0x1e)
+#define EC_IOCTL_CREATE_DOMAIN EC_IO(0x1f)
+#define EC_IOCTL_CREATE_SLAVE_CONFIG EC_IOWR(0x20, ec_ioctl_config_t)
+#define EC_IOCTL_ACTIVATE EC_IOR(0x21, size_t)
+#define EC_IOCTL_DEACTIVATE EC_IO(0x22)
+#define EC_IOCTL_SEND EC_IO(0x23)
+#define EC_IOCTL_RECEIVE EC_IO(0x24)
+#define EC_IOCTL_MASTER_STATE EC_IOR(0x25, ec_master_state_t)
+#define EC_IOCTL_APP_TIME EC_IOW(0x26, ec_ioctl_app_time_t)
+#define EC_IOCTL_SYNC_REF EC_IO(0x27)
+#define EC_IOCTL_SYNC_SLAVES EC_IO(0x28)
+#define EC_IOCTL_SYNC_MON_QUEUE EC_IO(0x29)
+#define EC_IOCTL_SYNC_MON_PROCESS EC_IOR(0x2a, uint32_t)
+#define EC_IOCTL_RESET EC_IO(0x2b)
+#define EC_IOCTL_SC_SYNC EC_IOW(0x2c, ec_ioctl_config_t)
+#define EC_IOCTL_SC_WATCHDOG EC_IOW(0x2d, ec_ioctl_config_t)
+#define EC_IOCTL_SC_ADD_PDO EC_IOW(0x2e, ec_ioctl_config_pdo_t)
+#define EC_IOCTL_SC_CLEAR_PDOS EC_IOW(0x2f, ec_ioctl_config_pdo_t)
+#define EC_IOCTL_SC_ADD_ENTRY EC_IOW(0x30, ec_ioctl_add_pdo_entry_t)
+#define EC_IOCTL_SC_CLEAR_ENTRIES EC_IOW(0x31, ec_ioctl_config_pdo_t)
+#define EC_IOCTL_SC_REG_PDO_ENTRY EC_IOWR(0x32, ec_ioctl_reg_pdo_entry_t)
+#define EC_IOCTL_SC_DC EC_IOW(0x33, ec_ioctl_config_t)
+#define EC_IOCTL_SC_SDO EC_IOW(0x34, ec_ioctl_sc_sdo_t)
+#define EC_IOCTL_SC_SDO_REQUEST EC_IOWR(0x35, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_SC_VOE EC_IOWR(0x36, ec_ioctl_voe_t)
+#define EC_IOCTL_SC_STATE EC_IOWR(0x37, ec_ioctl_sc_state_t)
+#define EC_IOCTL_SC_IDN EC_IOW(0x38, ec_ioctl_sc_idn_t)
+#define EC_IOCTL_DOMAIN_OFFSET EC_IO(0x39)
+#define EC_IOCTL_DOMAIN_PROCESS EC_IO(0x3a)
+#define EC_IOCTL_DOMAIN_QUEUE EC_IO(0x3b)
+#define EC_IOCTL_DOMAIN_STATE EC_IOWR(0x3c, ec_ioctl_domain_state_t)
+#define EC_IOCTL_SDO_REQUEST_TIMEOUT EC_IOWR(0x3d, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_SDO_REQUEST_STATE EC_IOWR(0x3e, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_SDO_REQUEST_READ EC_IOWR(0x3f, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_SDO_REQUEST_WRITE EC_IOWR(0x40, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_SDO_REQUEST_DATA EC_IOWR(0x41, ec_ioctl_sdo_request_t)
+#define EC_IOCTL_VOE_SEND_HEADER EC_IOW(0x42, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_REC_HEADER EC_IOWR(0x43, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_READ EC_IOW(0x44, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_READ_NOSYNC EC_IOW(0x45, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_WRITE EC_IOWR(0x46, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_EXEC EC_IOWR(0x47, ec_ioctl_voe_t)
+#define EC_IOCTL_VOE_DATA EC_IOWR(0x48, ec_ioctl_voe_t)
+#define EC_IOCTL_SET_SEND_INTERVAL EC_IOW(0x49, size_t)
/*****************************************************************************/
@@ -420,7 +422,7 @@
uint8_t *data;
// outputs
- uint32_t data_size;
+ size_t data_size;
uint16_t error_code;
} ec_ioctl_slave_soe_read_t;
@@ -431,7 +433,7 @@
uint16_t slave_position;
uint8_t drive_no;
uint16_t idn;
- uint32_t data_size;
+ size_t data_size;
uint8_t *data;
// outputs
@@ -458,6 +460,7 @@
uint16_t watchdog_divider;
uint16_t watchdog_intervals;
uint32_t sdo_count;
+ uint32_t idn_count;
int32_t slave_position;
uint16_t dc_assign_activate;
ec_sync_signal_t dc_sync[EC_SYNC_SIGNAL_COUNT];
@@ -514,6 +517,26 @@
/*****************************************************************************/
+/** Maximum size for displayed IDN data.
+ * \todo Make this dynamic.
+ */
+#define EC_MAX_IDN_DATA_SIZE 1024
+
+typedef struct {
+ // inputs
+ uint32_t config_index;
+ uint32_t idn_pos;
+
+ // outputs
+ uint8_t drive_no;
+ uint16_t idn;
+ ec_al_state_t state;
+ size_t size;
+ uint8_t data[EC_MAX_IDN_DATA_SIZE];
+} ec_ioctl_config_idn_t;
+
+/*****************************************************************************/
+
#ifdef EC_EOE
typedef struct {
--- a/master/master.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/master.c Mon Dec 20 17:52:37 2010 +0100
@@ -2501,6 +2501,19 @@
/*****************************************************************************/
+void ecrt_master_reset(ec_master_t *master)
+{
+ ec_slave_config_t *sc;
+
+ list_for_each_entry(sc, &master->configs, list) {
+ if (sc->slave) {
+ ec_slave_request_state(sc->slave, EC_SLAVE_STATE_OP);
+ }
+ }
+}
+
+/*****************************************************************************/
+
/** \cond */
EXPORT_SYMBOL(ecrt_master_create_domain);
@@ -2521,6 +2534,7 @@
EXPORT_SYMBOL(ecrt_master_sync_monitor_process);
EXPORT_SYMBOL(ecrt_master_write_idn);
EXPORT_SYMBOL(ecrt_master_read_idn);
+EXPORT_SYMBOL(ecrt_master_reset);
/** \endcond */
--- a/master/sdo_request.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/sdo_request.c Mon Dec 20 17:52:37 2010 +0100
@@ -35,6 +35,7 @@
#include <linux/module.h>
#include <linux/jiffies.h>
+#include <linux/slab.h>
#include "sdo_request.h"
--- a/master/slave_config.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/slave_config.c Mon Dec 20 17:52:37 2010 +0100
@@ -371,6 +371,48 @@
/*****************************************************************************/
+/** Get the number of IDN configurations.
+ *
+ * \return Number of SDO configurations.
+ */
+unsigned int ec_slave_config_idn_count(
+ const ec_slave_config_t *sc /**< Slave configuration. */
+ )
+{
+ const ec_soe_request_t *req;
+ unsigned int count = 0;
+
+ list_for_each_entry(req, &sc->soe_configs, list) {
+ count++;
+ }
+
+ return count;
+}
+
+/*****************************************************************************/
+
+/** Finds an IDN configuration via its position in the list.
+ *
+ * Const version.
+ */
+const ec_soe_request_t *ec_slave_config_get_idn_by_pos_const(
+ const ec_slave_config_t *sc, /**< Slave configuration. */
+ unsigned int pos /**< Position in the list. */
+ )
+{
+ const ec_soe_request_t *req;
+
+ list_for_each_entry(req, &sc->soe_configs, list) {
+ if (pos--)
+ continue;
+ return req;
+ }
+
+ return NULL;
+}
+
+/*****************************************************************************/
+
/** Finds a VoE handler via its position in the list.
*/
ec_sdo_request_t *ec_slave_config_find_sdo_request(
@@ -951,7 +993,8 @@
__func__, sc, drive_no, idn, state, data, size);
if (drive_no > 7) {
- EC_CONFIG_ERR(sc, "Invalid drive number!\n");
+ EC_CONFIG_ERR(sc, "Invalid drive number %u!\n",
+ (unsigned int) drive_no);
return -EINVAL;
}
--- a/master/slave_config.h Tue Dec 14 21:58:53 2010 +0100
+++ b/master/slave_config.h Mon Dec 20 17:52:37 2010 +0100
@@ -160,6 +160,9 @@
unsigned int ec_slave_config_sdo_count(const ec_slave_config_t *);
const ec_sdo_request_t *ec_slave_config_get_sdo_by_pos_const(
const ec_slave_config_t *, unsigned int);
+unsigned int ec_slave_config_idn_count(const ec_slave_config_t *);
+const ec_soe_request_t *ec_slave_config_get_idn_by_pos_const(
+ const ec_slave_config_t *, unsigned int);
ec_sdo_request_t *ec_slave_config_find_sdo_request(ec_slave_config_t *,
unsigned int);
ec_voe_handler_t *ec_slave_config_find_voe_handler(ec_slave_config_t *,
--- a/master/soe_request.c Tue Dec 14 21:58:53 2010 +0100
+++ b/master/soe_request.c Mon Dec 20 17:52:37 2010 +0100
@@ -35,6 +35,7 @@
#include <linux/module.h>
#include <linux/jiffies.h>
+#include <linux/slab.h>
#include "soe_request.h"
--- a/tool/Command.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/Command.h Mon Dec 20 17:52:37 2010 +0100
@@ -116,7 +116,7 @@
bool matchesSubstr(const string &) const;
bool matchesAbbrev(const string &) const;
- virtual string helpString() const = 0;
+ virtual string helpString(const string &) const = 0;
typedef vector<string> StringVector;
virtual void execute(const StringVector &) = 0;
--- a/tool/CommandAlias.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandAlias.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/*****************************************************************************/
-string CommandAlias::helpString() const
+string CommandAlias::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <ALIAS>" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS] <ALIAS>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandAlias.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandAlias.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandAlias();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandCStruct.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandCStruct.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -46,11 +46,11 @@
/*****************************************************************************/
-string CommandCStruct::helpString() const
+string CommandCStruct::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandCStruct.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandCStruct.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandCStruct();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandConfig.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandConfig.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -47,11 +47,11 @@
/*****************************************************************************/
-string CommandConfig::helpString() const
+string CommandConfig::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
@@ -153,6 +153,7 @@
ec_ioctl_config_pdo_t pdo;
ec_ioctl_config_pdo_entry_t entry;
ec_ioctl_config_sdo_t sdo;
+ ec_ioctl_config_idn_t idn;
string indent(doIndent ? " " : "");
for (configIter = configList.begin();
@@ -259,6 +260,34 @@
cout << indent << " None." << endl;
}
+ cout << indent << "IDN configuration:" << endl;
+ if (configIter->idn_count) {
+ for (j = 0; j < configIter->idn_count; j++) {
+ m.getConfigIdn(&idn, configIter->config_index, j);
+
+ cout << indent << " Drive " << (unsigned int) idn.drive_no
+ << ", " << outputIdn(idn.idn)
+ << ", " << dec << idn.size << " byte" << endl;
+
+ cout << indent << " " << hex << setfill('0');
+ for (i = 0; i < min((uint32_t) idn.size,
+ (uint32_t) EC_MAX_IDN_DATA_SIZE); i++) {
+ cout << setw(2) << (unsigned int) idn.data[i];
+ if ((i + 1) % 16 == 0 && i < idn.size - 1) {
+ cout << endl << indent << " ";
+ } else {
+ cout << " ";
+ }
+ }
+
+ cout << endl;
+ if (idn.size > EC_MAX_IDN_DATA_SIZE) {
+ cout << indent << " ..." << endl;
+ }
+ }
+ } else {
+ cout << indent << " None." << endl;
+ }
if (configIter->dc_assign_activate) {
int i;
--- a/tool/CommandConfig.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandConfig.h Mon Dec 20 17:52:37 2010 +0100
@@ -34,16 +34,18 @@
using namespace std;
#include "Command.h"
+#include "SoeCommand.h"
/****************************************************************************/
class CommandConfig:
- public Command
+ public Command,
+ public SoeCommand
{
public:
CommandConfig();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandData.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandData.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -44,11 +44,11 @@
/*****************************************************************************/
-string CommandData::helpString() const
+string CommandData::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandData.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandData.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandData();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandDebug.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDebug.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/*****************************************************************************/
-string CommandDebug::helpString() const
+string CommandDebug::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " <LEVEL>" << endl
+ str << binaryBaseName << " " << getName() << " <LEVEL>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandDebug.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDebug.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandDebug();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandDomains.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDomains.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandDomains::helpString() const
+string CommandDomains::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandDomains.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDomains.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandDomains();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandDownload.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDownload.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,12 @@
/*****************************************************************************/
-string CommandDownload::helpString() const
+string CommandDownload::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <INDEX> <SUBINDEX> <VALUE>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <INDEX> <SUBINDEX> <VALUE>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandDownload.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandDownload.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandDownload();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandEoe.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandEoe.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/*****************************************************************************/
-string CommandEoe::helpString() const
+string CommandEoe::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << endl
+ str << binaryBaseName << " " << getName() << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandEoe.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandEoe.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandEoe();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandFoeRead.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandFoeRead.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -46,11 +46,12 @@
/*****************************************************************************/
-string CommandFoeRead::helpString() const
+string CommandFoeRead::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <SOURCEFILE>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <SOURCEFILE>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandFoeRead.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandFoeRead.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandFoeRead();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandFoeWrite.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandFoeWrite.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -48,11 +48,12 @@
/*****************************************************************************/
-string CommandFoeWrite::helpString() const
+string CommandFoeWrite::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <FILENAME>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <FILENAME>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandFoeWrite.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandFoeWrite.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandFoeWrite();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandGraph.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandGraph.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandGraph::helpString() const
+string CommandGraph::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandGraph.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandGraph.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandGraph();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandMaster.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandMaster.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/****************************************************************************/
-string CommandMaster::helpString() const
+string CommandMaster::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandMaster.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandMaster.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandMaster();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
private:
--- a/tool/CommandPdos.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandPdos.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandPdos::helpString() const
+string CommandPdos::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandPdos.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandPdos.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandPdos();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandRegRead.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRegRead.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,12 @@
/*****************************************************************************/
-string CommandRegRead::helpString() const
+string CommandRegRead::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <OFFSET> [LENGTH]" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <OFFSET> [LENGTH]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandRegRead.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRegRead.h Mon Dec 20 17:52:37 2010 +0100
@@ -42,7 +42,7 @@
public:
CommandRegRead();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandRegWrite.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRegWrite.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,12 @@
/*****************************************************************************/
-string CommandRegWrite::helpString() const
+string CommandRegWrite::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <OFFSET> <DATA>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <OFFSET> <DATA>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandRegWrite.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRegWrite.h Mon Dec 20 17:52:37 2010 +0100
@@ -42,7 +42,7 @@
public:
CommandRegWrite();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
private:
--- a/tool/CommandRescan.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRescan.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/*****************************************************************************/
-string CommandRescan::helpString() const
+string CommandRescan::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << endl
+ str << binaryBaseName << " " << getName() << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandRescan.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandRescan.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandRescan();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandSdos.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSdos.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandSdos::helpString() const
+string CommandSdos::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandSdos.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSdos.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandSdos();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandSiiRead.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSiiRead.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandSiiRead::helpString() const
+string CommandSiiRead::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandSiiRead.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSiiRead.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandSiiRead();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandSiiWrite.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSiiWrite.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,12 @@
/*****************************************************************************/
-string CommandSiiWrite::helpString() const
+string CommandSiiWrite::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <FILENAME>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <FILENAME>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandSiiWrite.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSiiWrite.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandSiiWrite();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandSlaves.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSlaves.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -45,11 +45,11 @@
/*****************************************************************************/
-string CommandSlaves::helpString() const
+string CommandSlaves::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandSlaves.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSlaves.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandSlaves();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandSoeRead.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSoeRead.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -28,6 +28,7 @@
****************************************************************************/
#include <iostream>
+#include <iomanip>
using namespace std;
#include "CommandSoeRead.h"
@@ -36,23 +37,28 @@
/*****************************************************************************/
CommandSoeRead::CommandSoeRead():
- SoeCommand("soe_read", "Read an SoE IDN from a slave.")
+ Command("soe_read", "Read an SoE IDN from a slave.")
{
}
/*****************************************************************************/
-string CommandSoeRead::helpString() const
+string CommandSoeRead::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <IDN>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <IDN>" << endl
+ << binaryBaseName << " " << getName()
+ << " [OPTIONS] <DRIVE> <IDN>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
<< "This command requires a single slave to be selected." << endl
<< endl
<< "Arguments:" << endl
+ << " DRIVE is the drive number (0 - 7). If omitted, 0 is assumed."
+ << endl
<< " IDN is the IDN and must be either an unsigned" << endl
<< " 16 bit number acc. to IEC 61800-7-204:" << endl
<< " Bit 15: (0) Standard data, (1) Product data" << endl
@@ -84,18 +90,38 @@
stringstream err;
const DataType *dataType = NULL;
ec_ioctl_slave_soe_read_t ioctl;
+ int driveArgIndex = -1, idnArgIndex = -1;
- if (args.size() != 1) {
- err << "'" << getName() << "' takes one argument!";
+ if (args.size() == 1) {
+ idnArgIndex = 0;
+ } else if (args.size() == 2) {
+ driveArgIndex = 0;
+ idnArgIndex = 1;
+ } else {
+ err << "'" << getName() << "' takes eiter 1 or 2 arguments!";
throwInvalidUsageException(err);
}
- ioctl.drive_no = 0; // FIXME
+ if (driveArgIndex >= 0) {
+ stringstream str;
+ unsigned int number;
+ str << args[driveArgIndex];
+ str
+ >> resetiosflags(ios::basefield) // guess base from prefix
+ >> number;
+ if (str.fail() || number > 7) {
+ err << "Invalid drive number '" << args[driveArgIndex] << "'!";
+ throwInvalidUsageException(err);
+ }
+ ioctl.drive_no = number;
+ } else {
+ ioctl.drive_no = 0;
+ }
try {
- ioctl.idn = parseIdn(args[0]);
+ ioctl.idn = parseIdn(args[idnArgIndex]);
} catch (runtime_error &e) {
- err << "Invalid IDN '" << args[0] << "': " << e.what();
+ err << "Invalid IDN '" << args[idnArgIndex] << "': " << e.what();
throwInvalidUsageException(err);
}
--- a/tool/CommandSoeRead.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSoeRead.h Mon Dec 20 17:52:37 2010 +0100
@@ -35,12 +35,14 @@
/****************************************************************************/
class CommandSoeRead:
+ public Command,
+ public DataTypeHandler,
public SoeCommand
{
public:
CommandSoeRead();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandSoeWrite.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSoeWrite.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -28,6 +28,7 @@
****************************************************************************/
#include <iostream>
+#include <iomanip>
using namespace std;
#include "CommandSoeWrite.h"
@@ -36,23 +37,28 @@
/*****************************************************************************/
CommandSoeWrite::CommandSoeWrite():
- SoeCommand("soe_write", "Write an SoE IDN to a slave.")
+ Command("soe_write", "Write an SoE IDN to a slave.")
{
}
/*****************************************************************************/
-string CommandSoeWrite::helpString() const
+string CommandSoeWrite::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <IDN> <VALUE>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <IDN> <VALUE>" << endl
+ << binaryBaseName << " " << getName()
+ << " [OPTIONS] <DRIVE> <IDN> <VALUE>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
<< "This command requires a single slave to be selected." << endl
<< endl
<< "Arguments:" << endl
+ << " DRIVE is the drive number (0 - 7). If omitted, 0 is assumed."
+ << endl
<< " IDN is the IDN and must be either an unsigned" << endl
<< " 16 bit number acc. to IEC 61800-7-204:" << endl
<< " Bit 15: (0) Standard data, (1) Product data" << endl
@@ -81,23 +87,45 @@
void CommandSoeWrite::execute(const StringVector &args)
{
- stringstream strIdn, err;
+ stringstream err;
const DataType *dataType = NULL;
ec_ioctl_slave_soe_write_t ioctl;
SlaveList slaves;
size_t memSize;
+ int driveArgIndex = -1, idnArgIndex = -1, valueArgIndex = -1;
- if (args.size() != 2) {
- err << "'" << getName() << "' takes 2 arguments!";
+ if (args.size() == 2) {
+ idnArgIndex = 0;
+ valueArgIndex = 1;
+ } else if (args.size() == 3) {
+ driveArgIndex = 0;
+ idnArgIndex = 1;
+ valueArgIndex = 2;
+ } else {
+ err << "'" << getName() << "' takes eiter 2 or 3 arguments!";
throwInvalidUsageException(err);
}
- ioctl.drive_no = 0; // FIXME
+ if (driveArgIndex >= 0) {
+ stringstream str;
+ unsigned int number;
+ str << args[driveArgIndex];
+ str
+ >> resetiosflags(ios::basefield) // guess base from prefix
+ >> number;
+ if (str.fail() || number > 7) {
+ err << "Invalid drive number '" << args[driveArgIndex] << "'!";
+ throwInvalidUsageException(err);
+ }
+ ioctl.drive_no = number;
+ } else {
+ ioctl.drive_no = 0;
+ }
try {
- ioctl.idn = parseIdn(args[0]);
+ ioctl.idn = parseIdn(args[idnArgIndex]);
} catch (runtime_error &e) {
- err << "Invalid IDN '" << args[0] << "': " << e.what();
+ err << "Invalid IDN '" << args[idnArgIndex] << "': " << e.what();
throwInvalidUsageException(err);
}
@@ -123,7 +151,7 @@
memSize = dataType->byteSize;
} else {
// guess string type size
- memSize = args[1].size() + 1;
+ memSize = args[valueArgIndex].size() + 1;
if (!memSize) {
err << "Empty argument not allowed.";
throwInvalidUsageException(err);
@@ -134,13 +162,13 @@
try {
ioctl.data_size = interpretAsType(
- dataType, args[1], ioctl.data, memSize);
+ dataType, args[valueArgIndex], ioctl.data, memSize);
} catch (SizeException &e) {
delete [] ioctl.data;
throwCommandException(e.what());
} catch (ios::failure &e) {
delete [] ioctl.data;
- err << "Invalid value argument '" << args[1]
+ err << "Invalid value argument '" << args[valueArgIndex]
<< "' for type '" << dataType->name << "'!";
throwInvalidUsageException(err);
}
--- a/tool/CommandSoeWrite.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandSoeWrite.h Mon Dec 20 17:52:37 2010 +0100
@@ -35,12 +35,14 @@
/****************************************************************************/
class CommandSoeWrite:
+ public Command,
+ public DataTypeHandler,
public SoeCommand
{
public:
CommandSoeWrite();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandStates.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandStates.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,11 @@
/*****************************************************************************/
-string CommandStates::helpString() const
+string CommandStates::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <STATE>" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS] <STATE>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandStates.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandStates.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandStates();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandUpload.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandUpload.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -43,11 +43,12 @@
/*****************************************************************************/
-string CommandUpload::helpString() const
+string CommandUpload::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS] <INDEX> <SUBINDEX>" << endl
+ str << binaryBaseName << " " << getName()
+ << " [OPTIONS] <INDEX> <SUBINDEX>" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandUpload.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandUpload.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandUpload();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/CommandVersion.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandVersion.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -41,11 +41,11 @@
/****************************************************************************/
-string CommandVersion::helpString() const
+string CommandVersion::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl;
--- a/tool/CommandVersion.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandVersion.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandVersion();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
};
--- a/tool/CommandXml.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandXml.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -44,11 +44,11 @@
/*****************************************************************************/
-string CommandXml::helpString() const
+string CommandXml::helpString(const string &binaryBaseName) const
{
stringstream str;
- str << getName() << " [OPTIONS]" << endl
+ str << binaryBaseName << " " << getName() << " [OPTIONS]" << endl
<< endl
<< getBriefDescription() << endl
<< endl
--- a/tool/CommandXml.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/CommandXml.h Mon Dec 20 17:52:37 2010 +0100
@@ -40,7 +40,7 @@
public:
CommandXml();
- string helpString() const;
+ string helpString(const string &) const;
void execute(const StringVector &);
protected:
--- a/tool/Makefile.am Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/Makefile.am Mon Dec 20 17:52:37 2010 +0100
@@ -128,6 +128,7 @@
ethercat_CXXFLAGS = \
-I$(top_srcdir)/include \
-I$(top_srcdir)/master \
- -Wall -DREV=$(REV)
+ -Wall -DREV=$(REV) \
+ -fno-strict-aliasing
#------------------------------------------------------------------------------
--- a/tool/MasterDevice.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/MasterDevice.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -200,6 +200,24 @@
/****************************************************************************/
+void MasterDevice::getConfigIdn(
+ ec_ioctl_config_idn_t *data,
+ unsigned int index,
+ unsigned int pos
+ )
+{
+ data->config_index = index;
+ data->idn_pos = pos;
+
+ if (ioctl(fd, EC_IOCTL_CONFIG_IDN, data) < 0) {
+ stringstream err;
+ err << "Failed to get slave config IDN: " << strerror(errno);
+ throw MasterDeviceException(err);
+ }
+}
+
+/****************************************************************************/
+
void MasterDevice::getDomain(ec_ioctl_domain_t *data, unsigned int index)
{
data->index = index;
--- a/tool/MasterDevice.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/MasterDevice.h Mon Dec 20 17:52:37 2010 +0100
@@ -116,6 +116,7 @@
void getConfigPdoEntry(ec_ioctl_config_pdo_entry_t *, unsigned int,
uint8_t, uint16_t, uint8_t);
void getConfigSdo(ec_ioctl_config_sdo_t *, unsigned int, unsigned int);
+ void getConfigIdn(ec_ioctl_config_idn_t *, unsigned int, unsigned int);
void getDomain(ec_ioctl_domain_t *, unsigned int);
void getFmmu(ec_ioctl_domain_fmmu_t *, unsigned int, unsigned int);
void getData(ec_ioctl_domain_data_t *, unsigned int, unsigned int,
--- a/tool/SoeCommand.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/SoeCommand.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -36,13 +36,6 @@
/*****************************************************************************/
-SoeCommand::SoeCommand(const string &name, const string &briefDesc):
- Command(name, briefDesc)
-{
-}
-
-/*****************************************************************************/
-
uint16_t SoeCommand::parseIdn(const string &str)
{
uint16_t idn = 0x0000;
@@ -109,6 +102,19 @@
/*****************************************************************************/
+string SoeCommand::outputIdn(uint16_t idn)
+{
+ stringstream str;
+
+ str << ((idn & 0x8000) ? 'P' : 'S')
+ << "-" << ((idn >> 12) & 0x07)
+ << "-" << setfill('0') << setw(4) << (idn & 0x0fff);
+
+ return str.str();
+}
+
+/*****************************************************************************/
+
/** Outputs an SoE error code.
*/
std::string SoeCommand::errorMsg(uint16_t code)
--- a/tool/SoeCommand.h Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/SoeCommand.h Mon Dec 20 17:52:37 2010 +0100
@@ -37,15 +37,11 @@
/****************************************************************************/
-class SoeCommand:
- public Command,
- public DataTypeHandler
+class SoeCommand
{
- public:
- SoeCommand(const string &, const string &);
-
protected:
static uint16_t parseIdn(const string &);
+ static std::string outputIdn(uint16_t);
static std::string errorMsg(uint16_t);
};
--- a/tool/main.cpp Tue Dec 14 21:58:53 2010 +0100
+++ b/tool/main.cpp Mon Dec 20 17:52:37 2010 +0100
@@ -312,7 +312,7 @@
cmd->execute(commandArgs);
} catch (InvalidUsageException &e) {
cerr << e.what() << endl << endl;
- cerr << binaryBaseName << " " << cmd->helpString();
+ cerr << cmd->helpString(binaryBaseName);
retval = 1;
} catch (CommandException &e) {
cerr << e.what() << endl;
@@ -322,7 +322,7 @@
retval = 1;
}
} else {
- cout << binaryBaseName << " " << cmd->helpString();
+ cout << cmd->helpString(binaryBaseName);
}
} else {
cerr << "Ambiguous command abbreviation! Matching:" << endl;
--- a/tty/module.c Tue Dec 14 21:58:53 2010 +0100
+++ b/tty/module.c Mon Dec 20 17:52:37 2010 +0100
@@ -43,6 +43,7 @@
#include <linux/version.h>
#include <linux/serial.h>
#include <linux/uaccess.h>
+#include <linux/slab.h>
#include "../master/globals.h"
#include "../include/ectty.h"