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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-05-20 17:55:16 +0400
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-12 03:29:59 +0400
commit2b133ad6e9e96798007e64eb912c42fa00adef0a (patch)
tree34d1760a9257b150289893cda05b4adfa1990306 /drivers/net/atlx
parent3401299a1b9e747cbf7de2cc0c8f6376c3cbe565 (diff)
downloadlinux-2b133ad6e9e96798007e64eb912c42fa00adef0a.tar.xz
atl*: Move the Atheros drivers
Move the Atheros drivers into drivers/net/ethernet/atheros/ and make the necessary Kconfig and Makefile changes. CC: Jay Cliburn <jcliburn@gmail.com> CC: Chris Snook <chris.snook@gmail.com> CC: Jie Yang <jie.yang@atheros.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/atlx')
-rw-r--r--drivers/net/atlx/Makefile3
-rw-r--r--drivers/net/atlx/atl1.c3675
-rw-r--r--drivers/net/atlx/atl1.h792
-rw-r--r--drivers/net/atlx/atl2.c3119
-rw-r--r--drivers/net/atlx/atl2.h525
-rw-r--r--drivers/net/atlx/atlx.c269
-rw-r--r--drivers/net/atlx/atlx.h503
7 files changed, 0 insertions, 8886 deletions
diff --git a/drivers/net/atlx/Makefile b/drivers/net/atlx/Makefile
deleted file mode 100644
index e4f6022ca552..000000000000
--- a/drivers/net/atlx/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-obj-$(CONFIG_ATL1) += atl1.o
-obj-$(CONFIG_ATL2) += atl2.o
-
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
deleted file mode 100644
index 97e6954304ea..000000000000
--- a/drivers/net/atlx/atl1.c
+++ /dev/null
@@ -1,3675 +0,0 @@
-/*
- * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
- * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
- * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * The full GNU General Public License is included in this distribution in the
- * file called COPYING.
- *
- * Contact Information:
- * Xiong Huang <xiong.huang@atheros.com>
- * Jie Yang <jie.yang@atheros.com>
- * Chris Snook <csnook@redhat.com>
- * Jay Cliburn <jcliburn@gmail.com>
- *
- * This version is adapted from the Attansic reference driver.
- *
- * TODO:
- * Add more ethtool functions.
- * Fix abstruse irq enable/disable condition described here:
- * http://marc.theaimsgroup.com/?l=linux-netdev&m=116398508500553&w=2
- *
- * NEEDS TESTING:
- * VLAN
- * multicast
- * promiscuous mode
- * interrupt coalescing
- * SMP torture testing
- */
-
-#include <linux/atomic.h>
-#include <asm/byteorder.h>
-
-#include <linux/compiler.h>
-#include <linux/crc32.h>
-#include <linux/delay.h>
-#include <linux/dma-mapping.h>
-#include <linux/etherdevice.h>
-#include <linux/hardirq.h>
-#include <linux/if_ether.h>
-#include <linux/if_vlan.h>
-#include <linux/in.h>
-#include <linux/interrupt.h>
-#include <linux/ip.h>
-#include <linux/irqflags.h>
-#include <linux/irqreturn.h>
-#include <linux/jiffies.h>
-#include <linux/mii.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/net.h>
-#include <linux/netdevice.h>
-#include <linux/pci.h>
-#include <linux/pci_ids.h>
-#include <linux/pm.h>
-#include <linux/skbuff.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/string.h>
-#include <linux/tcp.h>
-#include <linux/timer.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-
-#include <net/checksum.h>
-
-#include "atl1.h"
-
-#define ATLX_DRIVER_VERSION "2.1.3"
-MODULE_AUTHOR("Xiong Huang <xiong.huang@atheros.com>, "
- "Chris Snook <csnook@redhat.com>, "
- "Jay Cliburn <jcliburn@gmail.com>");
-MODULE_LICENSE("GPL");
-MODULE_VERSION(ATLX_DRIVER_VERSION);
-
-/* Temporary hack for merging atl1 and atl2 */
-#include "atlx.c"
-
-static const struct ethtool_ops atl1_ethtool_ops;
-
-/*
- * This is the only thing that needs to be changed to adjust the
- * maximum number of ports that the driver can manage.
- */
-#define ATL1_MAX_NIC 4
-
-#define OPTION_UNSET -1
-#define OPTION_DISABLED 0
-#define OPTION_ENABLED 1
-
-#define ATL1_PARAM_INIT { [0 ... ATL1_MAX_NIC] = OPTION_UNSET }
-
-/*
- * Interrupt Moderate Timer in units of 2 us
- *
- * Valid Range: 10-65535
- *
- * Default Value: 100 (200us)
- */
-static int __devinitdata int_mod_timer[ATL1_MAX_NIC+1] = ATL1_PARAM_INIT;
-static unsigned int num_int_mod_timer;
-module_param_array_named(int_mod_timer, int_mod_timer, int,
- &num_int_mod_timer, 0);
-MODULE_PARM_DESC(int_mod_timer, "Interrupt moderator timer");
-
-#define DEFAULT_INT_MOD_CNT 100 /* 200us */
-#define MAX_INT_MOD_CNT 65000
-#define MIN_INT_MOD_CNT 50
-
-struct atl1_option {
- enum { enable_option, range_option, list_option } type;
- char *name;
- char *err;
- int def;
- union {
- struct { /* range_option info */
- int min;
- int max;
- } r;
- struct { /* list_option info */
- int nr;
- struct atl1_opt_list {
- int i;
- char *str;
- } *p;
- } l;
- } arg;
-};
-
-static int __devinit atl1_validate_option(int *value, struct atl1_option *opt,
- struct pci_dev *pdev)
-{
- if (*value == OPTION_UNSET) {
- *value = opt->def;
- return 0;
- }
-
- switch (opt->type) {
- case enable_option:
- switch (*value) {
- case OPTION_ENABLED:
- dev_info(&pdev->dev, "%s enabled\n", opt->name);
- return 0;
- case OPTION_DISABLED:
- dev_info(&pdev->dev, "%s disabled\n", opt->name);
- return 0;
- }
- break;
- case range_option:
- if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
- dev_info(&pdev->dev, "%s set to %i\n", opt->name,
- *value);
- return 0;
- }
- break;
- case list_option:{
- int i;
- struct atl1_opt_list *ent;
-
- for (i = 0; i < opt->arg.l.nr; i++) {
- ent = &opt->arg.l.p[i];
- if (*value == ent->i) {
- if (ent->str[0] != '\0')
- dev_info(&pdev->dev, "%s\n",
- ent->str);
- return 0;
- }
- }
- }
- break;
-
- default:
- break;
- }
-
- dev_info(&pdev->dev, "invalid %s specified (%i) %s\n",
- opt->name, *value, opt->err);
- *value = opt->def;
- return -1;
-}
-
-/*
- * atl1_check_options - Range Checking for Command Line Parameters
- * @adapter: board private structure
- *
- * This routine checks all command line parameters for valid user
- * input. If an invalid value is given, or if no user specified
- * value exists, a default value is used. The final value is stored
- * in a variable in the adapter structure.
- */
-static void __devinit atl1_check_options(struct atl1_adapter *adapter)
-{
- struct pci_dev *pdev = adapter->pdev;
- int bd = adapter->bd_number;
- if (bd >= ATL1_MAX_NIC) {
- dev_notice(&pdev->dev, "no configuration for board#%i\n", bd);
- dev_notice(&pdev->dev, "using defaults for all values\n");
- }
- { /* Interrupt Moderate Timer */
- struct atl1_option opt = {
- .type = range_option,
- .name = "Interrupt Moderator Timer",
- .err = "using default of "
- __MODULE_STRING(DEFAULT_INT_MOD_CNT),
- .def = DEFAULT_INT_MOD_CNT,
- .arg = {.r = {.min = MIN_INT_MOD_CNT,
- .max = MAX_INT_MOD_CNT} }
- };
- int val;
- if (num_int_mod_timer > bd) {
- val = int_mod_timer[bd];
- atl1_validate_option(&val, &opt, pdev);
- adapter->imt = (u16) val;
- } else
- adapter->imt = (u16) (opt.def);
- }
-}
-
-/*
- * atl1_pci_tbl - PCI Device ID Table
- */
-static DEFINE_PCI_DEVICE_TABLE(atl1_pci_tbl) = {
- {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L1)},
- /* required last entry */
- {0,}
-};
-MODULE_DEVICE_TABLE(pci, atl1_pci_tbl);
-
-static const u32 atl1_default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE |
- NETIF_MSG_LINK | NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP;
-
-static int debug = -1;
-module_param(debug, int, 0);
-MODULE_PARM_DESC(debug, "Message level (0=none,...,16=all)");
-
-/*
- * Reset the transmit and receive units; mask and clear all interrupts.
- * hw - Struct containing variables accessed by shared code
- * return : 0 or idle status (if error)
- */
-static s32 atl1_reset_hw(struct atl1_hw *hw)
-{
- struct pci_dev *pdev = hw->back->pdev;
- struct atl1_adapter *adapter = hw->back;
- u32 icr;
- int i;
-
- /*
- * Clear Interrupt mask to stop board from generating
- * interrupts & Clear any pending interrupt events
- */
- /*
- * iowrite32(0, hw->hw_addr + REG_IMR);
- * iowrite32(0xffffffff, hw->hw_addr + REG_ISR);
- */
-
- /*
- * Issue Soft Reset to the MAC. This will reset the chip's
- * transmit, receive, DMA. It will not effect
- * the current PCI configuration. The global reset bit is self-
- * clearing, and should clear within a microsecond.
- */
- iowrite32(MASTER_CTRL_SOFT_RST, hw->hw_addr + REG_MASTER_CTRL);
- ioread32(hw->hw_addr + REG_MASTER_CTRL);
-
- iowrite16(1, hw->hw_addr + REG_PHY_ENABLE);
- ioread16(hw->hw_addr + REG_PHY_ENABLE);
-
- /* delay about 1ms */
- msleep(1);
-
- /* Wait at least 10ms for All module to be Idle */
- for (i = 0; i < 10; i++) {
- icr = ioread32(hw->hw_addr + REG_IDLE_STATUS);
- if (!icr)
- break;
- /* delay 1 ms */
- msleep(1);
- /* FIXME: still the right way to do this? */
- cpu_relax();
- }
-
- if (icr) {
- if (netif_msg_hw(adapter))
- dev_dbg(&pdev->dev, "ICR = 0x%x\n", icr);
- return icr;
- }
-
- return 0;
-}
-
-/* function about EEPROM
- *
- * check_eeprom_exist
- * return 0 if eeprom exist
- */
-static int atl1_check_eeprom_exist(struct atl1_hw *hw)
-{
- u32 value;
- value = ioread32(hw->hw_addr + REG_SPI_FLASH_CTRL);
- if (value & SPI_FLASH_CTRL_EN_VPD) {
- value &= ~SPI_FLASH_CTRL_EN_VPD;
- iowrite32(value, hw->hw_addr + REG_SPI_FLASH_CTRL);
- }
-
- value = ioread16(hw->hw_addr + REG_PCIE_CAP_LIST);
- return ((value & 0xFF00) == 0x6C00) ? 0 : 1;
-}
-
-static bool atl1_read_eeprom(struct atl1_hw *hw, u32 offset, u32 *p_value)
-{
- int i;
- u32 control;
-
- if (offset & 3)
- /* address do not align */
- return false;
-
- iowrite32(0, hw->hw_addr + REG_VPD_DATA);
- control = (offset & VPD_CAP_VPD_ADDR_MASK) << VPD_CAP_VPD_ADDR_SHIFT;
- iowrite32(control, hw->hw_addr + REG_VPD_CAP);
- ioread32(hw->hw_addr + REG_VPD_CAP);
-
- for (i = 0; i < 10; i++) {
- msleep(2);
- control = ioread32(hw->hw_addr + REG_VPD_CAP);
- if (control & VPD_CAP_VPD_FLAG)
- break;
- }
- if (control & VPD_CAP_VPD_FLAG) {
- *p_value = ioread32(hw->hw_addr + REG_VPD_DATA);
- return true;
- }
- /* timeout */
- return false;
-}
-
-/*
- * Reads the value from a PHY register
- * hw - Struct containing variables accessed by shared code
- * reg_addr - address of the PHY register to read
- */
-static s32 atl1_read_phy_reg(struct atl1_hw *hw, u16 reg_addr, u16 *phy_data)
-{
- u32 val;
- int i;
-
- val = ((u32) (reg_addr & MDIO_REG_ADDR_MASK)) << MDIO_REG_ADDR_SHIFT |
- MDIO_START | MDIO_SUP_PREAMBLE | MDIO_RW | MDIO_CLK_25_4 <<
- MDIO_CLK_SEL_SHIFT;
- iowrite32(val, hw->hw_addr + REG_MDIO_CTRL);
- ioread32(hw->hw_addr + REG_MDIO_CTRL);
-
- for (i = 0; i < MDIO_WAIT_TIMES; i++) {
- udelay(2);
- val = ioread32(hw->hw_addr + REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
- }
- if (!(val & (MDIO_START | MDIO_BUSY))) {
- *phy_data = (u16) val;
- return 0;
- }
- return ATLX_ERR_PHY;
-}
-
-#define CUSTOM_SPI_CS_SETUP 2
-#define CUSTOM_SPI_CLK_HI 2
-#define CUSTOM_SPI_CLK_LO 2
-#define CUSTOM_SPI_CS_HOLD 2
-#define CUSTOM_SPI_CS_HI 3
-
-static bool atl1_spi_read(struct atl1_hw *hw, u32 addr, u32 *buf)
-{
- int i;
- u32 value;
-
- iowrite32(0, hw->hw_addr + REG_SPI_DATA);
- iowrite32(addr, hw->hw_addr + REG_SPI_ADDR);
-
- value = SPI_FLASH_CTRL_WAIT_READY |
- (CUSTOM_SPI_CS_SETUP & SPI_FLASH_CTRL_CS_SETUP_MASK) <<
- SPI_FLASH_CTRL_CS_SETUP_SHIFT | (CUSTOM_SPI_CLK_HI &
- SPI_FLASH_CTRL_CLK_HI_MASK) <<
- SPI_FLASH_CTRL_CLK_HI_SHIFT | (CUSTOM_SPI_CLK_LO &
- SPI_FLASH_CTRL_CLK_LO_MASK) <<
- SPI_FLASH_CTRL_CLK_LO_SHIFT | (CUSTOM_SPI_CS_HOLD &
- SPI_FLASH_CTRL_CS_HOLD_MASK) <<
- SPI_FLASH_CTRL_CS_HOLD_SHIFT | (CUSTOM_SPI_CS_HI &
- SPI_FLASH_CTRL_CS_HI_MASK) <<
- SPI_FLASH_CTRL_CS_HI_SHIFT | (1 & SPI_FLASH_CTRL_INS_MASK) <<
- SPI_FLASH_CTRL_INS_SHIFT;
-
- iowrite32(value, hw->hw_addr + REG_SPI_FLASH_CTRL);
-
- value |= SPI_FLASH_CTRL_START;
- iowrite32(value, hw->hw_addr + REG_SPI_FLASH_CTRL);
- ioread32(hw->hw_addr + REG_SPI_FLASH_CTRL);
-
- for (i = 0; i < 10; i++) {
- msleep(1);
- value = ioread32(hw->hw_addr + REG_SPI_FLASH_CTRL);
- if (!(value & SPI_FLASH_CTRL_START))
- break;
- }
-
- if (value & SPI_FLASH_CTRL_START)
- return false;
-
- *buf = ioread32(hw->hw_addr + REG_SPI_DATA);
-
- return true;
-}
-
-/*
- * get_permanent_address
- * return 0 if get valid mac address,
- */
-static int atl1_get_permanent_address(struct atl1_hw *hw)
-{
- u32 addr[2];
- u32 i, control;
- u16 reg;
- u8 eth_addr[ETH_ALEN];
- bool key_valid;
-
- if (is_valid_ether_addr(hw->perm_mac_addr))
- return 0;
-
- /* init */
- addr[0] = addr[1] = 0;
-
- if (!atl1_check_eeprom_exist(hw)) {
- reg = 0;
- key_valid = false;
- /* Read out all EEPROM content */
- i = 0;
- while (1) {
- if (atl1_read_eeprom(hw, i + 0x100, &control)) {
- if (key_valid) {
- if (reg == REG_MAC_STA_ADDR)
- addr[0] = control;
- else if (reg == (REG_MAC_STA_ADDR + 4))
- addr[1] = control;
- key_valid = false;
- } else if ((control & 0xff) == 0x5A) {
- key_valid = true;
- reg = (u16) (control >> 16);
- } else
- break;
- } else
- /* read error */
- break;
- i += 4;
- }
-
- *(u32 *) &eth_addr[2] = swab32(addr[0]);
- *(u16 *) &eth_addr[0] = swab16(*(u16 *) &addr[1]);
- if (is_valid_ether_addr(eth_addr)) {
- memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
- return 0;
- }
- }
-
- /* see if SPI FLAGS exist ? */
- addr[0] = addr[1] = 0;
- reg = 0;
- key_valid = false;
- i = 0;
- while (1) {
- if (atl1_spi_read(hw, i + 0x1f000, &control)) {
- if (key_valid) {
- if (reg == REG_MAC_STA_ADDR)
- addr[0] = control;
- else if (reg == (REG_MAC_STA_ADDR + 4))
- addr[1] = control;
- key_valid = false;
- } else if ((control & 0xff) == 0x5A) {
- key_valid = true;
- reg = (u16) (control >> 16);
- } else
- /* data end */
- break;
- } else
- /* read error */
- break;
- i += 4;
- }
-
- *(u32 *) &eth_addr[2] = swab32(addr[0]);
- *(u16 *) &eth_addr[0] = swab16(*(u16 *) &addr[1]);
- if (is_valid_ether_addr(eth_addr)) {
- memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
- return 0;
- }
-
- /*
- * On some motherboards, the MAC address is written by the
- * BIOS directly to the MAC register during POST, and is
- * not stored in eeprom. If all else thus far has failed
- * to fetch the permanent MAC address, try reading it directly.
- */
- addr[0] = ioread32(hw->hw_addr + REG_MAC_STA_ADDR);
- addr[1] = ioread16(hw->hw_addr + (REG_MAC_STA_ADDR + 4));
- *(u32 *) &eth_addr[2] = swab32(addr[0]);
- *(u16 *) &eth_addr[0] = swab16(*(u16 *) &addr[1]);
- if (is_valid_ether_addr(eth_addr)) {
- memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
- return 0;
- }
-
- return 1;
-}
-
-/*
- * Reads the adapter's MAC address from the EEPROM
- * hw - Struct containing variables accessed by shared code
- */
-static s32 atl1_read_mac_addr(struct atl1_hw *hw)
-{
- u16 i;
-
- if (atl1_get_permanent_address(hw))
- random_ether_addr(hw->perm_mac_addr);
-
- for (i = 0; i < ETH_ALEN; i++)
- hw->mac_addr[i] = hw->perm_mac_addr[i];
- return 0;
-}
-
-/*
- * Hashes an address to determine its location in the multicast table
- * hw - Struct containing variables accessed by shared code
- * mc_addr - the multicast address to hash
- *
- * atl1_hash_mc_addr
- * purpose
- * set hash value for a multicast address
- * hash calcu processing :
- * 1. calcu 32bit CRC for multicast address
- * 2. reverse crc with MSB to LSB
- */
-static u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr)
-{
- u32 crc32, value = 0;
- int i;
-
- crc32 = ether_crc_le(6, mc_addr);
- for (i = 0; i < 32; i++)
- value |= (((crc32 >> i) & 1) << (31 - i));
-
- return value;
-}
-
-/*
- * Sets the bit in the multicast table corresponding to the hash value.
- * hw - Struct containing variables accessed by shared code
- * hash_value - Multicast address hash value
- */
-static void atl1_hash_set(struct atl1_hw *hw, u32 hash_value)
-{
- u32 hash_bit, hash_reg;
- u32 mta;
-
- /*
- * The HASH Table is a register array of 2 32-bit registers.
- * It is treated like an array of 64 bits. We want to set
- * bit BitArray[hash_value]. So we figure out what register
- * the bit is in, read it, OR in the new bit, then write
- * back the new value. The register is determined by the
- * upper 7 bits of the hash value and the bit within that
- * register are determined by the lower 5 bits of the value.
- */
- hash_reg = (hash_value >> 31) & 0x1;
- hash_bit = (hash_value >> 26) & 0x1F;
- mta = ioread32((hw->hw_addr + REG_RX_HASH_TABLE) + (hash_reg << 2));
- mta |= (1 << hash_bit);
- iowrite32(mta, (hw->hw_addr + REG_RX_HASH_TABLE) + (hash_reg << 2));
-}
-
-/*
- * Writes a value to a PHY register
- * hw - Struct containing variables accessed by shared code
- * reg_addr - address of the PHY register to write
- * data - data to write to the PHY
- */
-static s32 atl1_write_phy_reg(struct atl1_hw *hw, u32 reg_addr, u16 phy_data)
-{
- int i;
- u32 val;
-
- val = ((u32) (phy_data & MDIO_DATA_MASK)) << MDIO_DATA_SHIFT |
- (reg_addr & MDIO_REG_ADDR_MASK) << MDIO_REG_ADDR_SHIFT |
- MDIO_SUP_PREAMBLE |
- MDIO_START | MDIO_CLK_25_4 << MDIO_CLK_SEL_SHIFT;
- iowrite32(val, hw->hw_addr + REG_MDIO_CTRL);
- ioread32(hw->hw_addr + REG_MDIO_CTRL);
-
- for (i = 0; i < MDIO_WAIT_TIMES; i++) {
- udelay(2);
- val = ioread32(hw->hw_addr + REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
- }
-
- if (!(val & (MDIO_START | MDIO_BUSY)))
- return 0;
-
- return ATLX_ERR_PHY;
-}
-
-/*
- * Make L001's PHY out of Power Saving State (bug)
- * hw - Struct containing variables accessed by shared code
- * when power on, L001's PHY always on Power saving State
- * (Gigabit Link forbidden)
- */
-static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
-{
- s32 ret;
- ret = atl1_write_phy_reg(hw, 29, 0x0029);
- if (ret)
- return ret;
- return atl1_write_phy_reg(hw, 30, 0);
-}
-
-/*
- * Resets the PHY and make all config validate
- * hw - Struct containing variables accessed by shared code
- *
- * Sets bit 15 and 12 of the MII Control regiser (for F001 bug)
- */
-static s32 atl1_phy_reset(struct atl1_hw *hw)
-{
- struct pci_dev *pdev = hw->back->pdev;
- struct atl1_adapter *adapter = hw->back;
- s32 ret_val;
- u16 phy_data;
-
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL)
- phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN;
- else {
- switch (hw->media_type) {
- case MEDIA_TYPE_100M_FULL:
- phy_data =
- MII_CR_FULL_DUPLEX | MII_CR_SPEED_100 |
- MII_CR_RESET;
- break;
- case MEDIA_TYPE_100M_HALF:
- phy_data = MII_CR_SPEED_100 | MII_CR_RESET;
- break;
- case MEDIA_TYPE_10M_FULL:
- phy_data =
- MII_CR_FULL_DUPLEX | MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- default:
- /* MEDIA_TYPE_10M_HALF: */
- phy_data = MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- }
- }
-
- ret_val = atl1_write_phy_reg(hw, MII_BMCR, phy_data);
- if (ret_val) {
- u32 val;
- int i;
- /* pcie serdes link may be down! */
- if (netif_msg_hw(adapter))
- dev_dbg(&pdev->dev, "pcie phy link down\n");
-
- for (i = 0; i < 25; i++) {
- msleep(1);
- val = ioread32(hw->hw_addr + REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
- }
-
- if ((val & (MDIO_START | MDIO_BUSY)) != 0) {
- if (netif_msg_hw(adapter))
- dev_warn(&pdev->dev,
- "pcie link down at least 25ms\n");
- return ret_val;
- }
- }
- return 0;
-}
-
-/*
- * Configures PHY autoneg and flow control advertisement settings
- * hw - Struct containing variables accessed by shared code
- */
-static s32 atl1_phy_setup_autoneg_adv(struct atl1_hw *hw)
-{
- s32 ret_val;
- s16 mii_autoneg_adv_reg;
- s16 mii_1000t_ctrl_reg;
-
- /* Read the MII Auto-Neg Advertisement Register (Address 4). */
- mii_autoneg_adv_reg = MII_AR_DEFAULT_CAP_MASK;
-
- /* Read the MII 1000Base-T Control Register (Address 9). */
- mii_1000t_ctrl_reg = MII_ATLX_CR_1000T_DEFAULT_CAP_MASK;
-
- /*
- * First we clear all the 10/100 mb speed bits in the Auto-Neg
- * Advertisement Register (Address 4) and the 1000 mb speed bits in
- * the 1000Base-T Control Register (Address 9).
- */
- mii_autoneg_adv_reg &= ~MII_AR_SPEED_MASK;
- mii_1000t_ctrl_reg &= ~MII_ATLX_CR_1000T_SPEED_MASK;
-
- /*
- * Need to parse media_type and set up
- * the appropriate PHY registers.
- */
- switch (hw->media_type) {
- case MEDIA_TYPE_AUTO_SENSOR:
- mii_autoneg_adv_reg |= (MII_AR_10T_HD_CAPS |
- MII_AR_10T_FD_CAPS |
- MII_AR_100TX_HD_CAPS |
- MII_AR_100TX_FD_CAPS);
- mii_1000t_ctrl_reg |= MII_ATLX_CR_1000T_FD_CAPS;
- break;
-
- case MEDIA_TYPE_1000M_FULL:
- mii_1000t_ctrl_reg |= MII_ATLX_CR_1000T_FD_CAPS;
- break;
-
- case MEDIA_TYPE_100M_FULL:
- mii_autoneg_adv_reg |= MII_AR_100TX_FD_CAPS;
- break;
-
- case MEDIA_TYPE_100M_HALF:
- mii_autoneg_adv_reg |= MII_AR_100TX_HD_CAPS;
- break;
-
- case MEDIA_TYPE_10M_FULL:
- mii_autoneg_adv_reg |= MII_AR_10T_FD_CAPS;
- break;
-
- default:
- mii_autoneg_adv_reg |= MII_AR_10T_HD_CAPS;
- break;
- }
-
- /* flow control fixed to enable all */
- mii_autoneg_adv_reg |= (MII_AR_ASM_DIR | MII_AR_PAUSE);
-
- hw->mii_autoneg_adv_reg = mii_autoneg_adv_reg;
- hw->mii_1000t_ctrl_reg = mii_1000t_ctrl_reg;
-
- ret_val = atl1_write_phy_reg(hw, MII_ADVERTISE, mii_autoneg_adv_reg);
- if (ret_val)
- return ret_val;
-
- ret_val = atl1_write_phy_reg(hw, MII_ATLX_CR, mii_1000t_ctrl_reg);
- if (ret_val)
- return ret_val;
-
- return 0;
-}
-
-/*
- * Configures link settings.
- * hw - Struct containing variables accessed by shared code
- * Assumes the hardware has previously been reset and the
- * transmitter and receiver are not enabled.
- */
-static s32 atl1_setup_link(struct atl1_hw *hw)
-{
- struct pci_dev *pdev = hw->back->pdev;
- struct atl1_adapter *adapter = hw->back;
- s32 ret_val;
-
- /*
- * Options:
- * PHY will advertise value(s) parsed from
- * autoneg_advertised and fc
- * no matter what autoneg is , We will not wait link result.
- */
- ret_val = atl1_phy_setup_autoneg_adv(hw);
- if (ret_val) {
- if (netif_msg_link(adapter))
- dev_dbg(&pdev->dev,
- "error setting up autonegotiation\n");
- return ret_val;
- }
- /* SW.Reset , En-Auto-Neg if needed */
- ret_val = atl1_phy_reset(hw);
- if (ret_val) {
- if (netif_msg_link(adapter))
- dev_dbg(&pdev->dev, "error resetting phy\n");
- return ret_val;
- }
- hw->phy_configured = true;
- return ret_val;
-}
-
-static void atl1_init_flash_opcode(struct atl1_hw *hw)
-{
- if (hw->flash_vendor >= ARRAY_SIZE(flash_table))
- /* Atmel */
- hw->flash_vendor = 0;
-
- /* Init OP table */
- iowrite8(flash_table[hw->flash_vendor].cmd_program,
- hw->hw_addr + REG_SPI_FLASH_OP_PROGRAM);
- iowrite8(flash_table[hw->flash_vendor].cmd_sector_erase,
- hw->hw_addr + REG_SPI_FLASH_OP_SC_ERASE);
- iowrite8(flash_table[hw->flash_vendor].cmd_chip_erase,
- hw->hw_addr + REG_SPI_FLASH_OP_CHIP_ERASE);
- iowrite8(flash_table[hw->flash_vendor].cmd_rdid,
- hw->hw_addr + REG_SPI_FLASH_OP_RDID);
- iowrite8(flash_table[hw->flash_vendor].cmd_wren,
- hw->hw_addr + REG_SPI_FLASH_OP_WREN);
- iowrite8(flash_table[hw->flash_vendor].cmd_rdsr,
- hw->hw_addr + REG_SPI_FLASH_OP_RDSR);
- iowrite8(flash_table[hw->flash_vendor].cmd_wrsr,
- hw->hw_addr + REG_SPI_FLASH_OP_WRSR);
- iowrite8(flash_table[hw->flash_vendor].cmd_read,
- hw->hw_addr + REG_SPI_FLASH_OP_READ);
-}
-
-/*
- * Performs basic configuration of the adapter.
- * hw - Struct containing variables accessed by shared code
- * Assumes that the controller has previously been reset and is in a
- * post-reset uninitialized state. Initializes multicast table,
- * and Calls routines to setup link
- * Leaves the transmit and receive units disabled and uninitialized.
- */
-static s32 atl1_init_hw(struct atl1_hw *hw)
-{
- u32 ret_val = 0;
-
- /* Zero out the Multicast HASH table */
- iowrite32(0, hw->hw_addr + REG_RX_HASH_TABLE);
- /* clear the old settings from the multicast hash table */
- iowrite32(0, (hw->hw_addr + REG_RX_HASH_TABLE) + (1 << 2));
-
- atl1_init_flash_opcode(hw);
-
- if (!hw->phy_configured) {
- /* enable GPHY LinkChange Interrrupt */
- ret_val = atl1_write_phy_reg(hw, 18, 0xC00);
- if (ret_val)
- return ret_val;
- /* make PHY out of power-saving state */
- ret_val = atl1_phy_leave_power_saving(hw);
- if (ret_val)
- return ret_val;
- /* Call a subroutine to configure the link */
- ret_val = atl1_setup_link(hw);
- }
- return ret_val;
-}
-
-/*
- * Detects the current speed and duplex settings of the hardware.
- * hw - Struct containing variables accessed by shared code
- * speed - Speed of the connection
- * duplex - Duplex setting of the connection
- */
-static s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 *speed, u16 *duplex)
-{
- struct pci_dev *pdev = hw->back->pdev;
- struct atl1_adapter *adapter = hw->back;
- s32 ret_val;
- u16 phy_data;
-
- /* ; --- Read PHY Specific Status Register (17) */
- ret_val = atl1_read_phy_reg(hw, MII_ATLX_PSSR, &phy_data);
- if (ret_val)
- return ret_val;
-
- if (!(phy_data & MII_ATLX_PSSR_SPD_DPLX_RESOLVED))
- return ATLX_ERR_PHY_RES;
-
- switch (phy_data & MII_ATLX_PSSR_SPEED) {
- case MII_ATLX_PSSR_1000MBS:
- *speed = SPEED_1000;
- break;
- case MII_ATLX_PSSR_100MBS:
- *speed = SPEED_100;
- break;
- case MII_ATLX_PSSR_10MBS:
- *speed = SPEED_10;
- break;
- default:
- if (netif_msg_hw(adapter))
- dev_dbg(&pdev->dev, "error getting speed\n");
- return ATLX_ERR_PHY_SPEED;
- break;
- }
- if (phy_data & MII_ATLX_PSSR_DPLX)
- *duplex = FULL_DUPLEX;
- else
- *duplex = HALF_DUPLEX;
-
- return 0;
-}
-
-static void atl1_set_mac_addr(struct atl1_hw *hw)
-{
- u32 value;
- /*
- * 00-0B-6A-F6-00-DC
- * 0: 6AF600DC 1: 000B
- * low dword
- */
- value = (((u32) hw->mac_addr[2]) << 24) |
- (((u32) hw->mac_addr[3]) << 16) |
- (((u32) hw->mac_addr[4]) << 8) | (((u32) hw->mac_addr[5]));
- iowrite32(value, hw->hw_addr + REG_MAC_STA_ADDR);
- /* high dword */
- value = (((u32) hw->mac_addr[0]) << 8) | (((u32) hw->mac_addr[1]));
- iowrite32(value, (hw->hw_addr + REG_MAC_STA_ADDR) + (1 << 2));
-}
-
-/*
- * atl1_sw_init - Initialize general software structures (struct atl1_adapter)
- * @adapter: board private structure to initialize
- *
- * atl1_sw_init initializes the Adapter private data structure.
- * Fields are initialized based on PCI device information and
- * OS network device settings (MTU size).
- */
-static int __devinit atl1_sw_init(struct atl1_adapter *adapter)
-{
- struct atl1_hw *hw = &adapter->hw;
- struct net_device *netdev = adapter->netdev;
-
- hw->max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
- hw->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
-
- adapter->wol = 0;
- device_set_wakeup_enable(&adapter->pdev->dev, false);
- adapter->rx_buffer_len = (hw->max_frame_size + 7) & ~7;
- adapter->ict = 50000; /* 100ms */
- adapter->link_speed = SPEED_0; /* hardware init */
- adapter->link_duplex = FULL_DUPLEX;
-
- hw->phy_configured = false;
- hw->preamble_len = 7;
- hw->ipgt = 0x60;
- hw->min_ifg = 0x50;
- hw->ipgr1 = 0x40;
- hw->ipgr2 = 0x60;
- hw->max_retry = 0xf;
- hw->lcol = 0x37;
- hw->jam_ipg = 7;
- hw->rfd_burst = 8;
- hw->rrd_burst = 8;
- hw->rfd_fetch_gap = 1;
- hw->rx_jumbo_th = adapter->rx_buffer_len / 8;
- hw->rx_jumbo_lkah = 1;
- hw->rrd_ret_timer = 16;
- hw->tpd_burst = 4;
- hw->tpd_fetch_th = 16;
- hw->txf_burst = 0x100;
- hw->tx_jumbo_task_th = (hw->max_frame_size + 7) >> 3;
- hw->tpd_fetch_gap = 1;
- hw->rcb_value = atl1_rcb_64;
- hw->dma_ord = atl1_dma_ord_enh;
- hw->dmar_block = atl1_dma_req_256;
- hw->dmaw_block = atl1_dma_req_256;
- hw->cmb_rrd = 4;
- hw->cmb_tpd = 4;
- hw->cmb_rx_timer = 1; /* about 2us */
- hw->cmb_tx_timer = 1; /* about 2us */
- hw->smb_timer = 100000; /* about 200ms */
-
- spin_lock_init(&adapter->lock);
- spin_lock_init(&adapter->mb_lock);
-
- return 0;
-}
-
-static int mdio_read(struct net_device *netdev, int phy_id, int reg_num)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- u16 result;
-
- atl1_read_phy_reg(&adapter->hw, reg_num & 0x1f, &result);
-
- return result;
-}
-
-static void mdio_write(struct net_device *netdev, int phy_id, int reg_num,
- int val)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- atl1_write_phy_reg(&adapter->hw, reg_num, val);
-}
-
-/*
- * atl1_mii_ioctl -
- * @netdev:
- * @ifreq:
- * @cmd:
- */
-static int atl1_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- unsigned long flags;
- int retval;
-
- if (!netif_running(netdev))
- return -EINVAL;
-
- spin_lock_irqsave(&adapter->lock, flags);
- retval = generic_mii_ioctl(&adapter->mii, if_mii(ifr), cmd, NULL);
- spin_unlock_irqrestore(&adapter->lock, flags);
-
- return retval;
-}
-
-/*
- * atl1_setup_mem_resources - allocate Tx / RX descriptor resources
- * @adapter: board private structure
- *
- * Return 0 on success, negative on failure
- */
-static s32 atl1_setup_ring_resources(struct atl1_adapter *adapter)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct atl1_rrd_ring *rrd_ring = &adapter->rrd_ring;
- struct atl1_ring_header *ring_header = &adapter->ring_header;
- struct pci_dev *pdev = adapter->pdev;
- int size;
- u8 offset = 0;
-
- size = sizeof(struct atl1_buffer) * (tpd_ring->count + rfd_ring->count);
- tpd_ring->buffer_info = kzalloc(size, GFP_KERNEL);
- if (unlikely(!tpd_ring->buffer_info)) {
- if (netif_msg_drv(adapter))
- dev_err(&pdev->dev, "kzalloc failed , size = D%d\n",
- size);
- goto err_nomem;
- }
- rfd_ring->buffer_info =
- (struct atl1_buffer *)(tpd_ring->buffer_info + tpd_ring->count);
-
- /*
- * real ring DMA buffer
- * each ring/block may need up to 8 bytes for alignment, hence the
- * additional 40 bytes tacked onto the end.
- */
- ring_header->size = size =
- sizeof(struct tx_packet_desc) * tpd_ring->count
- + sizeof(struct rx_free_desc) * rfd_ring->count
- + sizeof(struct rx_return_desc) * rrd_ring->count
- + sizeof(struct coals_msg_block)
- + sizeof(struct stats_msg_block)
- + 40;
-
- ring_header->desc = pci_alloc_consistent(pdev, ring_header->size,
- &ring_header->dma);
- if (unlikely(!ring_header->desc)) {
- if (netif_msg_drv(adapter))
- dev_err(&pdev->dev, "pci_alloc_consistent failed\n");
- goto err_nomem;
- }
-
- memset(ring_header->desc, 0, ring_header->size);
-
- /* init TPD ring */
- tpd_ring->dma = ring_header->dma;
- offset = (tpd_ring->dma & 0x7) ? (8 - (ring_header->dma & 0x7)) : 0;
- tpd_ring->dma += offset;
- tpd_ring->desc = (u8 *) ring_header->desc + offset;
- tpd_ring->size = sizeof(struct tx_packet_desc) * tpd_ring->count;
-
- /* init RFD ring */
- rfd_ring->dma = tpd_ring->dma + tpd_ring->size;
- offset = (rfd_ring->dma & 0x7) ? (8 - (rfd_ring->dma & 0x7)) : 0;
- rfd_ring->dma += offset;
- rfd_ring->desc = (u8 *) tpd_ring->desc + (tpd_ring->size + offset);
- rfd_ring->size = sizeof(struct rx_free_desc) * rfd_ring->count;
-
-
- /* init RRD ring */
- rrd_ring->dma = rfd_ring->dma + rfd_ring->size;
- offset = (rrd_ring->dma & 0x7) ? (8 - (rrd_ring->dma & 0x7)) : 0;
- rrd_ring->dma += offset;
- rrd_ring->desc = (u8 *) rfd_ring->desc + (rfd_ring->size + offset);
- rrd_ring->size = sizeof(struct rx_return_desc) * rrd_ring->count;
-
-
- /* init CMB */
- adapter->cmb.dma = rrd_ring->dma + rrd_ring->size;
- offset = (adapter->cmb.dma & 0x7) ? (8 - (adapter->cmb.dma & 0x7)) : 0;
- adapter->cmb.dma += offset;
- adapter->cmb.cmb = (struct coals_msg_block *)
- ((u8 *) rrd_ring->desc + (rrd_ring->size + offset));
-
- /* init SMB */
- adapter->smb.dma = adapter->cmb.dma + sizeof(struct coals_msg_block);
- offset = (adapter->smb.dma & 0x7) ? (8 - (adapter->smb.dma & 0x7)) : 0;
- adapter->smb.dma += offset;
- adapter->smb.smb = (struct stats_msg_block *)
- ((u8 *) adapter->cmb.cmb +
- (sizeof(struct coals_msg_block) + offset));
-
- return 0;
-
-err_nomem:
- kfree(tpd_ring->buffer_info);
- return -ENOMEM;
-}
-
-static void atl1_init_ring_ptrs(struct atl1_adapter *adapter)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct atl1_rrd_ring *rrd_ring = &adapter->rrd_ring;
-
- atomic_set(&tpd_ring->next_to_use, 0);
- atomic_set(&tpd_ring->next_to_clean, 0);
-
- rfd_ring->next_to_clean = 0;
- atomic_set(&rfd_ring->next_to_use, 0);
-
- rrd_ring->next_to_use = 0;
- atomic_set(&rrd_ring->next_to_clean, 0);
-}
-
-/*
- * atl1_clean_rx_ring - Free RFD Buffers
- * @adapter: board private structure
- */
-static void atl1_clean_rx_ring(struct atl1_adapter *adapter)
-{
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct atl1_rrd_ring *rrd_ring = &adapter->rrd_ring;
- struct atl1_buffer *buffer_info;
- struct pci_dev *pdev = adapter->pdev;
- unsigned long size;
- unsigned int i;
-
- /* Free all the Rx ring sk_buffs */
- for (i = 0; i < rfd_ring->count; i++) {
- buffer_info = &rfd_ring->buffer_info[i];
- if (buffer_info->dma) {
- pci_unmap_page(pdev, buffer_info->dma,
- buffer_info->length, PCI_DMA_FROMDEVICE);
- buffer_info->dma = 0;
- }
- if (buffer_info->skb) {
- dev_kfree_skb(buffer_info->skb);
- buffer_info->skb = NULL;
- }
- }
-
- size = sizeof(struct atl1_buffer) * rfd_ring->count;
- memset(rfd_ring->buffer_info, 0, size);
-
- /* Zero out the descriptor ring */
- memset(rfd_ring->desc, 0, rfd_ring->size);
-
- rfd_ring->next_to_clean = 0;
- atomic_set(&rfd_ring->next_to_use, 0);
-
- rrd_ring->next_to_use = 0;
- atomic_set(&rrd_ring->next_to_clean, 0);
-}
-
-/*
- * atl1_clean_tx_ring - Free Tx Buffers
- * @adapter: board private structure
- */
-static void atl1_clean_tx_ring(struct atl1_adapter *adapter)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_buffer *buffer_info;
- struct pci_dev *pdev = adapter->pdev;
- unsigned long size;
- unsigned int i;
-
- /* Free all the Tx ring sk_buffs */
- for (i = 0; i < tpd_ring->count; i++) {
- buffer_info = &tpd_ring->buffer_info[i];
- if (buffer_info->dma) {
- pci_unmap_page(pdev, buffer_info->dma,
- buffer_info->length, PCI_DMA_TODEVICE);
- buffer_info->dma = 0;
- }
- }
-
- for (i = 0; i < tpd_ring->count; i++) {
- buffer_info = &tpd_ring->buffer_info[i];
- if (buffer_info->skb) {
- dev_kfree_skb_any(buffer_info->skb);
- buffer_info->skb = NULL;
- }
- }
-
- size = sizeof(struct atl1_buffer) * tpd_ring->count;
- memset(tpd_ring->buffer_info, 0, size);
-
- /* Zero out the descriptor ring */
- memset(tpd_ring->desc, 0, tpd_ring->size);
-
- atomic_set(&tpd_ring->next_to_use, 0);
- atomic_set(&tpd_ring->next_to_clean, 0);
-}
-
-/*
- * atl1_free_ring_resources - Free Tx / RX descriptor Resources
- * @adapter: board private structure
- *
- * Free all transmit software resources
- */
-static void atl1_free_ring_resources(struct atl1_adapter *adapter)
-{
- struct pci_dev *pdev = adapter->pdev;
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct atl1_rrd_ring *rrd_ring = &adapter->rrd_ring;
- struct atl1_ring_header *ring_header = &adapter->ring_header;
-
- atl1_clean_tx_ring(adapter);
- atl1_clean_rx_ring(adapter);
-
- kfree(tpd_ring->buffer_info);
- pci_free_consistent(pdev, ring_header->size, ring_header->desc,
- ring_header->dma);
-
- tpd_ring->buffer_info = NULL;
- tpd_ring->desc = NULL;
- tpd_ring->dma = 0;
-
- rfd_ring->buffer_info = NULL;
- rfd_ring->desc = NULL;
- rfd_ring->dma = 0;
-
- rrd_ring->desc = NULL;
- rrd_ring->dma = 0;
-
- adapter->cmb.dma = 0;
- adapter->cmb.cmb = NULL;
-
- adapter->smb.dma = 0;
- adapter->smb.smb = NULL;
-}
-
-static void atl1_setup_mac_ctrl(struct atl1_adapter *adapter)
-{
- u32 value;
- struct atl1_hw *hw = &adapter->hw;
- struct net_device *netdev = adapter->netdev;
- /* Config MAC CTRL Register */
- value = MAC_CTRL_TX_EN | MAC_CTRL_RX_EN;
- /* duplex */
- if (FULL_DUPLEX == adapter->link_duplex)
- value |= MAC_CTRL_DUPLX;
- /* speed */
- value |= ((u32) ((SPEED_1000 == adapter->link_speed) ?
- MAC_CTRL_SPEED_1000 : MAC_CTRL_SPEED_10_100) <<
- MAC_CTRL_SPEED_SHIFT);
- /* flow control */
- value |= (MAC_CTRL_TX_FLOW | MAC_CTRL_RX_FLOW);
- /* PAD & CRC */
- value |= (MAC_CTRL_ADD_CRC | MAC_CTRL_PAD);
- /* preamble length */
- value |= (((u32) adapter->hw.preamble_len
- & MAC_CTRL_PRMLEN_MASK) << MAC_CTRL_PRMLEN_SHIFT);
- /* vlan */
- __atlx_vlan_mode(netdev->features, &value);
- /* rx checksum
- if (adapter->rx_csum)
- value |= MAC_CTRL_RX_CHKSUM_EN;
- */
- /* filter mode */
- value |= MAC_CTRL_BC_EN;
- if (netdev->flags & IFF_PROMISC)
- value |= MAC_CTRL_PROMIS_EN;
- else if (netdev->flags & IFF_ALLMULTI)
- value |= MAC_CTRL_MC_ALL_EN;
- /* value |= MAC_CTRL_LOOPBACK; */
- iowrite32(value, hw->hw_addr + REG_MAC_CTRL);
-}
-
-static u32 atl1_check_link(struct atl1_adapter *adapter)
-{
- struct atl1_hw *hw = &adapter->hw;
- struct net_device *netdev = adapter->netdev;
- u32 ret_val;
- u16 speed, duplex, phy_data;
- int reconfig = 0;
-
- /* MII_BMSR must read twice */
- atl1_read_phy_reg(hw, MII_BMSR, &phy_data);
- atl1_read_phy_reg(hw, MII_BMSR, &phy_data);
- if (!(phy_data & BMSR_LSTATUS)) {
- /* link down */
- if (netif_carrier_ok(netdev)) {
- /* old link state: Up */
- if (netif_msg_link(adapter))
- dev_info(&adapter->pdev->dev, "link is down\n");
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- }
- return 0;
- }
-
- /* Link Up */
- ret_val = atl1_get_speed_and_duplex(hw, &speed, &duplex);
- if (ret_val)
- return ret_val;
-
- switch (hw->media_type) {
- case MEDIA_TYPE_1000M_FULL:
- if (speed != SPEED_1000 || duplex != FULL_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_100M_FULL:
- if (speed != SPEED_100 || duplex != FULL_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_100M_HALF:
- if (speed != SPEED_100 || duplex != HALF_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_10M_FULL:
- if (speed != SPEED_10 || duplex != FULL_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_10M_HALF:
- if (speed != SPEED_10 || duplex != HALF_DUPLEX)
- reconfig = 1;
- break;
- }
-
- /* link result is our setting */
- if (!reconfig) {
- if (adapter->link_speed != speed ||
- adapter->link_duplex != duplex) {
- adapter->link_speed = speed;
- adapter->link_duplex = duplex;
- atl1_setup_mac_ctrl(adapter);
- if (netif_msg_link(adapter))
- dev_info(&adapter->pdev->dev,
- "%s link is up %d Mbps %s\n",
- netdev->name, adapter->link_speed,
- adapter->link_duplex == FULL_DUPLEX ?
- "full duplex" : "half duplex");
- }
- if (!netif_carrier_ok(netdev)) {
- /* Link down -> Up */
- netif_carrier_on(netdev);
- }
- return 0;
- }
-
- /* change original link status */
- if (netif_carrier_ok(netdev)) {
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
- }
-
- if (hw->media_type != MEDIA_TYPE_AUTO_SENSOR &&
- hw->media_type != MEDIA_TYPE_1000M_FULL) {
- switch (hw->media_type) {
- case MEDIA_TYPE_100M_FULL:
- phy_data = MII_CR_FULL_DUPLEX | MII_CR_SPEED_100 |
- MII_CR_RESET;
- break;
- case MEDIA_TYPE_100M_HALF:
- phy_data = MII_CR_SPEED_100 | MII_CR_RESET;
- break;
- case MEDIA_TYPE_10M_FULL:
- phy_data =
- MII_CR_FULL_DUPLEX | MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- default:
- /* MEDIA_TYPE_10M_HALF: */
- phy_data = MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- }
- atl1_write_phy_reg(hw, MII_BMCR, phy_data);
- return 0;
- }
-
- /* auto-neg, insert timer to re-config phy */
- if (!adapter->phy_timer_pending) {
- adapter->phy_timer_pending = true;
- mod_timer(&adapter->phy_config_timer,
- round_jiffies(jiffies + 3 * HZ));
- }
-
- return 0;
-}
-
-static void set_flow_ctrl_old(struct atl1_adapter *adapter)
-{
- u32 hi, lo, value;
-
- /* RFD Flow Control */
- value = adapter->rfd_ring.count;
- hi = value / 16;
- if (hi < 2)
- hi = 2;
- lo = value * 7 / 8;
-
- value = ((hi & RXQ_RXF_PAUSE_TH_HI_MASK) << RXQ_RXF_PAUSE_TH_HI_SHIFT) |
- ((lo & RXQ_RXF_PAUSE_TH_LO_MASK) << RXQ_RXF_PAUSE_TH_LO_SHIFT);
- iowrite32(value, adapter->hw.hw_addr + REG_RXQ_RXF_PAUSE_THRESH);
-
- /* RRD Flow Control */
- value = adapter->rrd_ring.count;
- lo = value / 16;
- hi = value * 7 / 8;
- if (lo < 2)
- lo = 2;
- value = ((hi & RXQ_RRD_PAUSE_TH_HI_MASK) << RXQ_RRD_PAUSE_TH_HI_SHIFT) |
- ((lo & RXQ_RRD_PAUSE_TH_LO_MASK) << RXQ_RRD_PAUSE_TH_LO_SHIFT);
- iowrite32(value, adapter->hw.hw_addr + REG_RXQ_RRD_PAUSE_THRESH);
-}
-
-static void set_flow_ctrl_new(struct atl1_hw *hw)
-{
- u32 hi, lo, value;
-
- /* RXF Flow Control */
- value = ioread32(hw->hw_addr + REG_SRAM_RXF_LEN);
- lo = value / 16;
- if (lo < 192)
- lo = 192;
- hi = value * 7 / 8;
- if (hi < lo)
- hi = lo + 16;
- value = ((hi & RXQ_RXF_PAUSE_TH_HI_MASK) << RXQ_RXF_PAUSE_TH_HI_SHIFT) |
- ((lo & RXQ_RXF_PAUSE_TH_LO_MASK) << RXQ_RXF_PAUSE_TH_LO_SHIFT);
- iowrite32(value, hw->hw_addr + REG_RXQ_RXF_PAUSE_THRESH);
-
- /* RRD Flow Control */
- value = ioread32(hw->hw_addr + REG_SRAM_RRD_LEN);
- lo = value / 8;
- hi = value * 7 / 8;
- if (lo < 2)
- lo = 2;
- if (hi < lo)
- hi = lo + 3;
- value = ((hi & RXQ_RRD_PAUSE_TH_HI_MASK) << RXQ_RRD_PAUSE_TH_HI_SHIFT) |
- ((lo & RXQ_RRD_PAUSE_TH_LO_MASK) << RXQ_RRD_PAUSE_TH_LO_SHIFT);
- iowrite32(value, hw->hw_addr + REG_RXQ_RRD_PAUSE_THRESH);
-}
-
-/*
- * atl1_configure - Configure Transmit&Receive Unit after Reset
- * @adapter: board private structure
- *
- * Configure the Tx /Rx unit of the MAC after a reset.
- */
-static u32 atl1_configure(struct atl1_adapter *adapter)
-{
- struct atl1_hw *hw = &adapter->hw;
- u32 value;
-
- /* clear interrupt status */
- iowrite32(0xffffffff, adapter->hw.hw_addr + REG_ISR);
-
- /* set MAC Address */
- value = (((u32) hw->mac_addr[2]) << 24) |
- (((u32) hw->mac_addr[3]) << 16) |
- (((u32) hw->mac_addr[4]) << 8) |
- (((u32) hw->mac_addr[5]));
- iowrite32(value, hw->hw_addr + REG_MAC_STA_ADDR);
- value = (((u32) hw->mac_addr[0]) << 8) | (((u32) hw->mac_addr[1]));
- iowrite32(value, hw->hw_addr + (REG_MAC_STA_ADDR + 4));
-
- /* tx / rx ring */
-
- /* HI base address */
- iowrite32((u32) ((adapter->tpd_ring.dma & 0xffffffff00000000ULL) >> 32),
- hw->hw_addr + REG_DESC_BASE_ADDR_HI);
- /* LO base address */
- iowrite32((u32) (adapter->rfd_ring.dma & 0x00000000ffffffffULL),
- hw->hw_addr + REG_DESC_RFD_ADDR_LO);
- iowrite32((u32) (adapter->rrd_ring.dma & 0x00000000ffffffffULL),
- hw->hw_addr + REG_DESC_RRD_ADDR_LO);
- iowrite32((u32) (adapter->tpd_ring.dma & 0x00000000ffffffffULL),
- hw->hw_addr + REG_DESC_TPD_ADDR_LO);
- iowrite32((u32) (adapter->cmb.dma & 0x00000000ffffffffULL),
- hw->hw_addr + REG_DESC_CMB_ADDR_LO);
- iowrite32((u32) (adapter->smb.dma & 0x00000000ffffffffULL),
- hw->hw_addr + REG_DESC_SMB_ADDR_LO);
-
- /* element count */
- value = adapter->rrd_ring.count;
- value <<= 16;
- value += adapter->rfd_ring.count;
- iowrite32(value, hw->hw_addr + REG_DESC_RFD_RRD_RING_SIZE);
- iowrite32(adapter->tpd_ring.count, hw->hw_addr +
- REG_DESC_TPD_RING_SIZE);
-
- /* Load Ptr */
- iowrite32(1, hw->hw_addr + REG_LOAD_PTR);
-
- /* config Mailbox */
- value = ((atomic_read(&adapter->tpd_ring.next_to_use)
- & MB_TPD_PROD_INDX_MASK) << MB_TPD_PROD_INDX_SHIFT) |
- ((atomic_read(&adapter->rrd_ring.next_to_clean)
- & MB_RRD_CONS_INDX_MASK) << MB_RRD_CONS_INDX_SHIFT) |
- ((atomic_read(&adapter->rfd_ring.next_to_use)
- & MB_RFD_PROD_INDX_MASK) << MB_RFD_PROD_INDX_SHIFT);
- iowrite32(value, hw->hw_addr + REG_MAILBOX);
-
- /* config IPG/IFG */
- value = (((u32) hw->ipgt & MAC_IPG_IFG_IPGT_MASK)
- << MAC_IPG_IFG_IPGT_SHIFT) |
- (((u32) hw->min_ifg & MAC_IPG_IFG_MIFG_MASK)
- << MAC_IPG_IFG_MIFG_SHIFT) |
- (((u32) hw->ipgr1 & MAC_IPG_IFG_IPGR1_MASK)
- << MAC_IPG_IFG_IPGR1_SHIFT) |
- (((u32) hw->ipgr2 & MAC_IPG_IFG_IPGR2_MASK)
- << MAC_IPG_IFG_IPGR2_SHIFT);
- iowrite32(value, hw->hw_addr + REG_MAC_IPG_IFG);
-
- /* config Half-Duplex Control */
- value = ((u32) hw->lcol & MAC_HALF_DUPLX_CTRL_LCOL_MASK) |
- (((u32) hw->max_retry & MAC_HALF_DUPLX_CTRL_RETRY_MASK)
- << MAC_HALF_DUPLX_CTRL_RETRY_SHIFT) |
- MAC_HALF_DUPLX_CTRL_EXC_DEF_EN |
- (0xa << MAC_HALF_DUPLX_CTRL_ABEBT_SHIFT) |
- (((u32) hw->jam_ipg & MAC_HALF_DUPLX_CTRL_JAMIPG_MASK)
- << MAC_HALF_DUPLX_CTRL_JAMIPG_SHIFT);
- iowrite32(value, hw->hw_addr + REG_MAC_HALF_DUPLX_CTRL);
-
- /* set Interrupt Moderator Timer */
- iowrite16(adapter->imt, hw->hw_addr + REG_IRQ_MODU_TIMER_INIT);
- iowrite32(MASTER_CTRL_ITIMER_EN, hw->hw_addr + REG_MASTER_CTRL);
-
- /* set Interrupt Clear Timer */
- iowrite16(adapter->ict, hw->hw_addr + REG_CMBDISDMA_TIMER);
-
- /* set max frame size hw will accept */
- iowrite32(hw->max_frame_size, hw->hw_addr + REG_MTU);
-
- /* jumbo size & rrd retirement timer */
- value = (((u32) hw->rx_jumbo_th & RXQ_JMBOSZ_TH_MASK)
- << RXQ_JMBOSZ_TH_SHIFT) |
- (((u32) hw->rx_jumbo_lkah & RXQ_JMBO_LKAH_MASK)
- << RXQ_JMBO_LKAH_SHIFT) |
- (((u32) hw->rrd_ret_timer & RXQ_RRD_TIMER_MASK)
- << RXQ_RRD_TIMER_SHIFT);
- iowrite32(value, hw->hw_addr + REG_RXQ_JMBOSZ_RRDTIM);
-
- /* Flow Control */
- switch (hw->dev_rev) {
- case 0x8001:
- case 0x9001:
- case 0x9002:
- case 0x9003:
- set_flow_ctrl_old(adapter);
- break;
- default:
- set_flow_ctrl_new(hw);
- break;
- }
-
- /* config TXQ */
- value = (((u32) hw->tpd_burst & TXQ_CTRL_TPD_BURST_NUM_MASK)
- << TXQ_CTRL_TPD_BURST_NUM_SHIFT) |
- (((u32) hw->txf_burst & TXQ_CTRL_TXF_BURST_NUM_MASK)
- << TXQ_CTRL_TXF_BURST_NUM_SHIFT) |
- (((u32) hw->tpd_fetch_th & TXQ_CTRL_TPD_FETCH_TH_MASK)
- << TXQ_CTRL_TPD_FETCH_TH_SHIFT) | TXQ_CTRL_ENH_MODE |
- TXQ_CTRL_EN;
- iowrite32(value, hw->hw_addr + REG_TXQ_CTRL);
-
- /* min tpd fetch gap & tx jumbo packet size threshold for taskoffload */
- value = (((u32) hw->tx_jumbo_task_th & TX_JUMBO_TASK_TH_MASK)
- << TX_JUMBO_TASK_TH_SHIFT) |
- (((u32) hw->tpd_fetch_gap & TX_TPD_MIN_IPG_MASK)
- << TX_TPD_MIN_IPG_SHIFT);
- iowrite32(value, hw->hw_addr + REG_TX_JUMBO_TASK_TH_TPD_IPG);
-
- /* config RXQ */
- value = (((u32) hw->rfd_burst & RXQ_CTRL_RFD_BURST_NUM_MASK)
- << RXQ_CTRL_RFD_BURST_NUM_SHIFT) |
- (((u32) hw->rrd_burst & RXQ_CTRL_RRD_BURST_THRESH_MASK)
- << RXQ_CTRL_RRD_BURST_THRESH_SHIFT) |
- (((u32) hw->rfd_fetch_gap & RXQ_CTRL_RFD_PREF_MIN_IPG_MASK)
- << RXQ_CTRL_RFD_PREF_MIN_IPG_SHIFT) | RXQ_CTRL_CUT_THRU_EN |
- RXQ_CTRL_EN;
- iowrite32(value, hw->hw_addr + REG_RXQ_CTRL);
-
- /* config DMA Engine */
- value = ((((u32) hw->dmar_block) & DMA_CTRL_DMAR_BURST_LEN_MASK)
- << DMA_CTRL_DMAR_BURST_LEN_SHIFT) |
- ((((u32) hw->dmaw_block) & DMA_CTRL_DMAW_BURST_LEN_MASK)
- << DMA_CTRL_DMAW_BURST_LEN_SHIFT) | DMA_CTRL_DMAR_EN |
- DMA_CTRL_DMAW_EN;
- value |= (u32) hw->dma_ord;
- if (atl1_rcb_128 == hw->rcb_value)
- value |= DMA_CTRL_RCB_VALUE;
- iowrite32(value, hw->hw_addr + REG_DMA_CTRL);
-
- /* config CMB / SMB */
- value = (hw->cmb_tpd > adapter->tpd_ring.count) ?
- hw->cmb_tpd : adapter->tpd_ring.count;
- value <<= 16;
- value |= hw->cmb_rrd;
- iowrite32(value, hw->hw_addr + REG_CMB_WRITE_TH);
- value = hw->cmb_rx_timer | ((u32) hw->cmb_tx_timer << 16);
- iowrite32(value, hw->hw_addr + REG_CMB_WRITE_TIMER);
- iowrite32(hw->smb_timer, hw->hw_addr + REG_SMB_TIMER);
-
- /* --- enable CMB / SMB */
- value = CSMB_CTRL_CMB_EN | CSMB_CTRL_SMB_EN;
- iowrite32(value, hw->hw_addr + REG_CSMB_CTRL);
-
- value = ioread32(adapter->hw.hw_addr + REG_ISR);
- if (unlikely((value & ISR_PHY_LINKDOWN) != 0))
- value = 1; /* config failed */
- else
- value = 0;
-
- /* clear all interrupt status */
- iowrite32(0x3fffffff, adapter->hw.hw_addr + REG_ISR);
- iowrite32(0, adapter->hw.hw_addr + REG_ISR);
- return value;
-}
-
-/*
- * atl1_pcie_patch - Patch for PCIE module
- */
-static void atl1_pcie_patch(struct atl1_adapter *adapter)
-{
- u32 value;
-
- /* much vendor magic here */
- value = 0x6500;
- iowrite32(value, adapter->hw.hw_addr + 0x12FC);
- /* pcie flow control mode change */
- value = ioread32(adapter->hw.hw_addr + 0x1008);
- value |= 0x8000;
- iowrite32(value, adapter->hw.hw_addr + 0x1008);
-}
-
-/*
- * When ACPI resume on some VIA MotherBoard, the Interrupt Disable bit/0x400
- * on PCI Command register is disable.
- * The function enable this bit.
- * Brackett, 2006/03/15
- */
-static void atl1_via_workaround(struct atl1_adapter *adapter)
-{
- unsigned long value;
-
- value = ioread16(adapter->hw.hw_addr + PCI_COMMAND);
- if (value & PCI_COMMAND_INTX_DISABLE)
- value &= ~PCI_COMMAND_INTX_DISABLE;
- iowrite32(value, adapter->hw.hw_addr + PCI_COMMAND);
-}
-
-static void atl1_inc_smb(struct atl1_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- struct stats_msg_block *smb = adapter->smb.smb;
-
- /* Fill out the OS statistics structure */
- adapter->soft_stats.rx_packets += smb->rx_ok;
- adapter->soft_stats.tx_packets += smb->tx_ok;
- adapter->soft_stats.rx_bytes += smb->rx_byte_cnt;
- adapter->soft_stats.tx_bytes += smb->tx_byte_cnt;
- adapter->soft_stats.multicast += smb->rx_mcast;
- adapter->soft_stats.collisions += (smb->tx_1_col + smb->tx_2_col * 2 +
- smb->tx_late_col + smb->tx_abort_col * adapter->hw.max_retry);
-
- /* Rx Errors */
- adapter->soft_stats.rx_errors += (smb->rx_frag + smb->rx_fcs_err +
- smb->rx_len_err + smb->rx_sz_ov + smb->rx_rxf_ov +
- smb->rx_rrd_ov + smb->rx_align_err);
- adapter->soft_stats.rx_fifo_errors += smb->rx_rxf_ov;
- adapter->soft_stats.rx_length_errors += smb->rx_len_err;
- adapter->soft_stats.rx_crc_errors += smb->rx_fcs_err;
- adapter->soft_stats.rx_frame_errors += smb->rx_align_err;
- adapter->soft_stats.rx_missed_errors += (smb->rx_rrd_ov +
- smb->rx_rxf_ov);
-
- adapter->soft_stats.rx_pause += smb->rx_pause;
- adapter->soft_stats.rx_rrd_ov += smb->rx_rrd_ov;
- adapter->soft_stats.rx_trunc += smb->rx_sz_ov;
-
- /* Tx Errors */
- adapter->soft_stats.tx_errors += (smb->tx_late_col +
- smb->tx_abort_col + smb->tx_underrun + smb->tx_trunc);
- adapter->soft_stats.tx_fifo_errors += smb->tx_underrun;
- adapter->soft_stats.tx_aborted_errors += smb->tx_abort_col;
- adapter->soft_stats.tx_window_errors += smb->tx_late_col;
-
- adapter->soft_stats.excecol += smb->tx_abort_col;
- adapter->soft_stats.deffer += smb->tx_defer;
- adapter->soft_stats.scc += smb->tx_1_col;
- adapter->soft_stats.mcc += smb->tx_2_col;
- adapter->soft_stats.latecol += smb->tx_late_col;
- adapter->soft_stats.tx_underun += smb->tx_underrun;
- adapter->soft_stats.tx_trunc += smb->tx_trunc;
- adapter->soft_stats.tx_pause += smb->tx_pause;
-
- netdev->stats.rx_packets = adapter->soft_stats.rx_packets;
- netdev->stats.tx_packets = adapter->soft_stats.tx_packets;
- netdev->stats.rx_bytes = adapter->soft_stats.rx_bytes;
- netdev->stats.tx_bytes = adapter->soft_stats.tx_bytes;
- netdev->stats.multicast = adapter->soft_stats.multicast;
- netdev->stats.collisions = adapter->soft_stats.collisions;
- netdev->stats.rx_errors = adapter->soft_stats.rx_errors;
- netdev->stats.rx_over_errors =
- adapter->soft_stats.rx_missed_errors;
- netdev->stats.rx_length_errors =
- adapter->soft_stats.rx_length_errors;
- netdev->stats.rx_crc_errors = adapter->soft_stats.rx_crc_errors;
- netdev->stats.rx_frame_errors =
- adapter->soft_stats.rx_frame_errors;
- netdev->stats.rx_fifo_errors = adapter->soft_stats.rx_fifo_errors;
- netdev->stats.rx_missed_errors =
- adapter->soft_stats.rx_missed_errors;
- netdev->stats.tx_errors = adapter->soft_stats.tx_errors;
- netdev->stats.tx_fifo_errors = adapter->soft_stats.tx_fifo_errors;
- netdev->stats.tx_aborted_errors =
- adapter->soft_stats.tx_aborted_errors;
- netdev->stats.tx_window_errors =
- adapter->soft_stats.tx_window_errors;
- netdev->stats.tx_carrier_errors =
- adapter->soft_stats.tx_carrier_errors;
-}
-
-static void atl1_update_mailbox(struct atl1_adapter *adapter)
-{
- unsigned long flags;
- u32 tpd_next_to_use;
- u32 rfd_next_to_use;
- u32 rrd_next_to_clean;
- u32 value;
-
- spin_lock_irqsave(&adapter->mb_lock, flags);
-
- tpd_next_to_use = atomic_read(&adapter->tpd_ring.next_to_use);
- rfd_next_to_use = atomic_read(&adapter->rfd_ring.next_to_use);
- rrd_next_to_clean = atomic_read(&adapter->rrd_ring.next_to_clean);
-
- value = ((rfd_next_to_use & MB_RFD_PROD_INDX_MASK) <<
- MB_RFD_PROD_INDX_SHIFT) |
- ((rrd_next_to_clean & MB_RRD_CONS_INDX_MASK) <<
- MB_RRD_CONS_INDX_SHIFT) |
- ((tpd_next_to_use & MB_TPD_PROD_INDX_MASK) <<
- MB_TPD_PROD_INDX_SHIFT);
- iowrite32(value, adapter->hw.hw_addr + REG_MAILBOX);
-
- spin_unlock_irqrestore(&adapter->mb_lock, flags);
-}
-
-static void atl1_clean_alloc_flag(struct atl1_adapter *adapter,
- struct rx_return_desc *rrd, u16 offset)
-{
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
-
- while (rfd_ring->next_to_clean != (rrd->buf_indx + offset)) {
- rfd_ring->buffer_info[rfd_ring->next_to_clean].alloced = 0;
- if (++rfd_ring->next_to_clean == rfd_ring->count) {
- rfd_ring->next_to_clean = 0;
- }
- }
-}
-
-static void atl1_update_rfd_index(struct atl1_adapter *adapter,
- struct rx_return_desc *rrd)
-{
- u16 num_buf;
-
- num_buf = (rrd->xsz.xsum_sz.pkt_size + adapter->rx_buffer_len - 1) /
- adapter->rx_buffer_len;
- if (rrd->num_buf == num_buf)
- /* clean alloc flag for bad rrd */
- atl1_clean_alloc_flag(adapter, rrd, num_buf);
-}
-
-static void atl1_rx_checksum(struct atl1_adapter *adapter,
- struct rx_return_desc *rrd, struct sk_buff *skb)
-{
- struct pci_dev *pdev = adapter->pdev;
-
- /*
- * The L1 hardware contains a bug that erroneously sets the
- * PACKET_FLAG_ERR and ERR_FLAG_L4_CHKSUM bits whenever a
- * fragmented IP packet is received, even though the packet
- * is perfectly valid and its checksum is correct. There's
- * no way to distinguish between one of these good packets
- * and a packet that actually contains a TCP/UDP checksum
- * error, so all we can do is allow it to be handed up to
- * the higher layers and let it be sorted out there.
- */
-
- skb_checksum_none_assert(skb);
-
- if (unlikely(rrd->pkt_flg & PACKET_FLAG_ERR)) {
- if (rrd->err_flg & (ERR_FLAG_CRC | ERR_FLAG_TRUNC |
- ERR_FLAG_CODE | ERR_FLAG_OV)) {
- adapter->hw_csum_err++;
- if (netif_msg_rx_err(adapter))
- dev_printk(KERN_DEBUG, &pdev->dev,
- "rx checksum error\n");
- return;
- }
- }
-
- /* not IPv4 */
- if (!(rrd->pkt_flg & PACKET_FLAG_IPV4))
- /* checksum is invalid, but it's not an IPv4 pkt, so ok */
- return;
-
- /* IPv4 packet */
- if (likely(!(rrd->err_flg &
- (ERR_FLAG_IP_CHKSUM | ERR_FLAG_L4_CHKSUM)))) {
- skb->ip_summed = CHECKSUM_UNNECESSARY;
- adapter->hw_csum_good++;
- return;
- }
-}
-
-/*
- * atl1_alloc_rx_buffers - Replace used receive buffers
- * @adapter: address of board private structure
- */
-static u16 atl1_alloc_rx_buffers(struct atl1_adapter *adapter)
-{
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct pci_dev *pdev = adapter->pdev;
- struct page *page;
- unsigned long offset;
- struct atl1_buffer *buffer_info, *next_info;
- struct sk_buff *skb;
- u16 num_alloc = 0;
- u16 rfd_next_to_use, next_next;
- struct rx_free_desc *rfd_desc;
-
- next_next = rfd_next_to_use = atomic_read(&rfd_ring->next_to_use);
- if (++next_next == rfd_ring->count)
- next_next = 0;
- buffer_info = &rfd_ring->buffer_info[rfd_next_to_use];
- next_info = &rfd_ring->buffer_info[next_next];
-
- while (!buffer_info->alloced && !next_info->alloced) {
- if (buffer_info->skb) {
- buffer_info->alloced = 1;
- goto next;
- }
-
- rfd_desc = ATL1_RFD_DESC(rfd_ring, rfd_next_to_use);
-
- skb = netdev_alloc_skb_ip_align(adapter->netdev,
- adapter->rx_buffer_len);
- if (unlikely(!skb)) {
- /* Better luck next round */
- adapter->netdev->stats.rx_dropped++;
- break;
- }
-
- buffer_info->alloced = 1;
- buffer_info->skb = skb;
- buffer_info->length = (u16) adapter->rx_buffer_len;
- page = virt_to_page(skb->data);
- offset = (unsigned long)skb->data & ~PAGE_MASK;
- buffer_info->dma = pci_map_page(pdev, page, offset,
- adapter->rx_buffer_len,
- PCI_DMA_FROMDEVICE);
- rfd_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
- rfd_desc->buf_len = cpu_to_le16(adapter->rx_buffer_len);
- rfd_desc->coalese = 0;
-
-next:
- rfd_next_to_use = next_next;
- if (unlikely(++next_next == rfd_ring->count))
- next_next = 0;
-
- buffer_info = &rfd_ring->buffer_info[rfd_next_to_use];
- next_info = &rfd_ring->buffer_info[next_next];
- num_alloc++;
- }
-
- if (num_alloc) {
- /*
- * Force memory writes to complete before letting h/w
- * know there are new descriptors to fetch. (Only
- * applicable for weak-ordered memory model archs,
- * such as IA-64).
- */
- wmb();
- atomic_set(&rfd_ring->next_to_use, (int)rfd_next_to_use);
- }
- return num_alloc;
-}
-
-static void atl1_intr_rx(struct atl1_adapter *adapter)
-{
- int i, count;
- u16 length;
- u16 rrd_next_to_clean;
- u32 value;
- struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
- struct atl1_rrd_ring *rrd_ring = &adapter->rrd_ring;
- struct atl1_buffer *buffer_info;
- struct rx_return_desc *rrd;
- struct sk_buff *skb;
-
- count = 0;
-
- rrd_next_to_clean = atomic_read(&rrd_ring->next_to_clean);
-
- while (1) {
- rrd = ATL1_RRD_DESC(rrd_ring, rrd_next_to_clean);
- i = 1;
- if (likely(rrd->xsz.valid)) { /* packet valid */
-chk_rrd:
- /* check rrd status */
- if (likely(rrd->num_buf == 1))
- goto rrd_ok;
- else if (netif_msg_rx_err(adapter)) {
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "unexpected RRD buffer count\n");
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "rx_buf_len = %d\n",
- adapter->rx_buffer_len);
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "RRD num_buf = %d\n",
- rrd->num_buf);
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "RRD pkt_len = %d\n",
- rrd->xsz.xsum_sz.pkt_size);
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "RRD pkt_flg = 0x%08X\n",
- rrd->pkt_flg);
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "RRD err_flg = 0x%08X\n",
- rrd->err_flg);
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "RRD vlan_tag = 0x%08X\n",
- rrd->vlan_tag);
- }
-
- /* rrd seems to be bad */
- if (unlikely(i-- > 0)) {
- /* rrd may not be DMAed completely */
- udelay(1);
- goto chk_rrd;
- }
- /* bad rrd */
- if (netif_msg_rx_err(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "bad RRD\n");
- /* see if update RFD index */
- if (rrd->num_buf > 1)
- atl1_update_rfd_index(adapter, rrd);
-
- /* update rrd */
- rrd->xsz.valid = 0;
- if (++rrd_next_to_clean == rrd_ring->count)
- rrd_next_to_clean = 0;
- count++;
- continue;
- } else { /* current rrd still not be updated */
-
- break;
- }
-rrd_ok:
- /* clean alloc flag for bad rrd */
- atl1_clean_alloc_flag(adapter, rrd, 0);
-
- buffer_info = &rfd_ring->buffer_info[rrd->buf_indx];
- if (++rfd_ring->next_to_clean == rfd_ring->count)
- rfd_ring->next_to_clean = 0;
-
- /* update rrd next to clean */
- if (++rrd_next_to_clean == rrd_ring->count)
- rrd_next_to_clean = 0;
- count++;
-
- if (unlikely(rrd->pkt_flg & PACKET_FLAG_ERR)) {
- if (!(rrd->err_flg &
- (ERR_FLAG_IP_CHKSUM | ERR_FLAG_L4_CHKSUM
- | ERR_FLAG_LEN))) {
- /* packet error, don't need upstream */
- buffer_info->alloced = 0;
- rrd->xsz.valid = 0;
- continue;
- }
- }
-
- /* Good Receive */
- pci_unmap_page(adapter->pdev, buffer_info->dma,
- buffer_info->length, PCI_DMA_FROMDEVICE);
- buffer_info->dma = 0;
- skb = buffer_info->skb;
- length = le16_to_cpu(rrd->xsz.xsum_sz.pkt_size);
-
- skb_put(skb, length - ETH_FCS_LEN);
-
- /* Receive Checksum Offload */
- atl1_rx_checksum(adapter, rrd, skb);
- skb->protocol = eth_type_trans(skb, adapter->netdev);
-
- if (rrd->pkt_flg & PACKET_FLAG_VLAN_INS) {
- u16 vlan_tag = (rrd->vlan_tag >> 4) |
- ((rrd->vlan_tag & 7) << 13) |
- ((rrd->vlan_tag & 8) << 9);
-
- __vlan_hwaccel_put_tag(skb, vlan_tag);
- }
- netif_rx(skb);
-
- /* let protocol layer free skb */
- buffer_info->skb = NULL;
- buffer_info->alloced = 0;
- rrd->xsz.valid = 0;
- }
-
- atomic_set(&rrd_ring->next_to_clean, rrd_next_to_clean);
-
- atl1_alloc_rx_buffers(adapter);
-
- /* update mailbox ? */
- if (count) {
- u32 tpd_next_to_use;
- u32 rfd_next_to_use;
-
- spin_lock(&adapter->mb_lock);
-
- tpd_next_to_use = atomic_read(&adapter->tpd_ring.next_to_use);
- rfd_next_to_use =
- atomic_read(&adapter->rfd_ring.next_to_use);
- rrd_next_to_clean =
- atomic_read(&adapter->rrd_ring.next_to_clean);
- value = ((rfd_next_to_use & MB_RFD_PROD_INDX_MASK) <<
- MB_RFD_PROD_INDX_SHIFT) |
- ((rrd_next_to_clean & MB_RRD_CONS_INDX_MASK) <<
- MB_RRD_CONS_INDX_SHIFT) |
- ((tpd_next_to_use & MB_TPD_PROD_INDX_MASK) <<
- MB_TPD_PROD_INDX_SHIFT);
- iowrite32(value, adapter->hw.hw_addr + REG_MAILBOX);
- spin_unlock(&adapter->mb_lock);
- }
-}
-
-static void atl1_intr_tx(struct atl1_adapter *adapter)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_buffer *buffer_info;
- u16 sw_tpd_next_to_clean;
- u16 cmb_tpd_next_to_clean;
-
- sw_tpd_next_to_clean = atomic_read(&tpd_ring->next_to_clean);
- cmb_tpd_next_to_clean = le16_to_cpu(adapter->cmb.cmb->tpd_cons_idx);
-
- while (cmb_tpd_next_to_clean != sw_tpd_next_to_clean) {
- buffer_info = &tpd_ring->buffer_info[sw_tpd_next_to_clean];
- if (buffer_info->dma) {
- pci_unmap_page(adapter->pdev, buffer_info->dma,
- buffer_info->length, PCI_DMA_TODEVICE);
- buffer_info->dma = 0;
- }
-
- if (buffer_info->skb) {
- dev_kfree_skb_irq(buffer_info->skb);
- buffer_info->skb = NULL;
- }
-
- if (++sw_tpd_next_to_clean == tpd_ring->count)
- sw_tpd_next_to_clean = 0;
- }
- atomic_set(&tpd_ring->next_to_clean, sw_tpd_next_to_clean);
-
- if (netif_queue_stopped(adapter->netdev) &&
- netif_carrier_ok(adapter->netdev))
- netif_wake_queue(adapter->netdev);
-}
-
-static u16 atl1_tpd_avail(struct atl1_tpd_ring *tpd_ring)
-{
- u16 next_to_clean = atomic_read(&tpd_ring->next_to_clean);
- u16 next_to_use = atomic_read(&tpd_ring->next_to_use);
- return (next_to_clean > next_to_use) ?
- next_to_clean - next_to_use - 1 :
- tpd_ring->count + next_to_clean - next_to_use - 1;
-}
-
-static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct tx_packet_desc *ptpd)
-{
- u8 hdr_len, ip_off;
- u32 real_len;
- int err;
-
- if (skb_shinfo(skb)->gso_size) {
- if (skb_header_cloned(skb)) {
- err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
- if (unlikely(err))
- return -1;
- }
-
- if (skb->protocol == htons(ETH_P_IP)) {
- struct iphdr *iph = ip_hdr(skb);
-
- real_len = (((unsigned char *)iph - skb->data) +
- ntohs(iph->tot_len));
- if (real_len < skb->len)
- pskb_trim(skb, real_len);
- hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb));
- if (skb->len == hdr_len) {
- iph->check = 0;
- tcp_hdr(skb)->check =
- ~csum_tcpudp_magic(iph->saddr,
- iph->daddr, tcp_hdrlen(skb),
- IPPROTO_TCP, 0);
- ptpd->word3 |= (iph->ihl & TPD_IPHL_MASK) <<
- TPD_IPHL_SHIFT;
- ptpd->word3 |= ((tcp_hdrlen(skb) >> 2) &
- TPD_TCPHDRLEN_MASK) <<
- TPD_TCPHDRLEN_SHIFT;
- ptpd->word3 |= 1 << TPD_IP_CSUM_SHIFT;
- ptpd->word3 |= 1 << TPD_TCP_CSUM_SHIFT;
- return 1;
- }
-
- iph->check = 0;
- tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
- iph->daddr, 0, IPPROTO_TCP, 0);
- ip_off = (unsigned char *)iph -
- (unsigned char *) skb_network_header(skb);
- if (ip_off == 8) /* 802.3-SNAP frame */
- ptpd->word3 |= 1 << TPD_ETHTYPE_SHIFT;
- else if (ip_off != 0)
- return -2;
-
- ptpd->word3 |= (iph->ihl & TPD_IPHL_MASK) <<
- TPD_IPHL_SHIFT;
- ptpd->word3 |= ((tcp_hdrlen(skb) >> 2) &
- TPD_TCPHDRLEN_MASK) << TPD_TCPHDRLEN_SHIFT;
- ptpd->word3 |= (skb_shinfo(skb)->gso_size &
- TPD_MSS_MASK) << TPD_MSS_SHIFT;
- ptpd->word3 |= 1 << TPD_SEGMENT_EN_SHIFT;
- return 3;
- }
- }
- return false;
-}
-
-static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct tx_packet_desc *ptpd)
-{
- u8 css, cso;
-
- if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
- css = skb_checksum_start_offset(skb);
- cso = css + (u8) skb->csum_offset;
- if (unlikely(css & 0x1)) {
- /* L1 hardware requires an even number here */
- if (netif_msg_tx_err(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "payload offset not an even number\n");
- return -1;
- }
- ptpd->word3 |= (css & TPD_PLOADOFFSET_MASK) <<
- TPD_PLOADOFFSET_SHIFT;
- ptpd->word3 |= (cso & TPD_CCSUMOFFSET_MASK) <<
- TPD_CCSUMOFFSET_SHIFT;
- ptpd->word3 |= 1 << TPD_CUST_CSUM_EN_SHIFT;
- return true;
- }
- return 0;
-}
-
-static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct tx_packet_desc *ptpd)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_buffer *buffer_info;
- u16 buf_len = skb->len;
- struct page *page;
- unsigned long offset;
- unsigned int nr_frags;
- unsigned int f;
- int retval;
- u16 next_to_use;
- u16 data_len;
- u8 hdr_len;
-
- buf_len -= skb->data_len;
- nr_frags = skb_shinfo(skb)->nr_frags;
- next_to_use = atomic_read(&tpd_ring->next_to_use);
- buffer_info = &tpd_ring->buffer_info[next_to_use];
- BUG_ON(buffer_info->skb);
- /* put skb in last TPD */
- buffer_info->skb = NULL;
-
- retval = (ptpd->word3 >> TPD_SEGMENT_EN_SHIFT) & TPD_SEGMENT_EN_MASK;
- if (retval) {
- /* TSO */
- hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
- buffer_info->length = hdr_len;
- page = virt_to_page(skb->data);
- offset = (unsigned long)skb->data & ~PAGE_MASK;
- buffer_info->dma = pci_map_page(adapter->pdev, page,
- offset, hdr_len,
- PCI_DMA_TODEVICE);
-
- if (++next_to_use == tpd_ring->count)
- next_to_use = 0;
-
- if (buf_len > hdr_len) {
- int i, nseg;
-
- data_len = buf_len - hdr_len;
- nseg = (data_len + ATL1_MAX_TX_BUF_LEN - 1) /
- ATL1_MAX_TX_BUF_LEN;
- for (i = 0; i < nseg; i++) {
- buffer_info =
- &tpd_ring->buffer_info[next_to_use];
- buffer_info->skb = NULL;
- buffer_info->length =
- (ATL1_MAX_TX_BUF_LEN >=
- data_len) ? ATL1_MAX_TX_BUF_LEN : data_len;
- data_len -= buffer_info->length;
- page = virt_to_page(skb->data +
- (hdr_len + i * ATL1_MAX_TX_BUF_LEN));
- offset = (unsigned long)(skb->data +
- (hdr_len + i * ATL1_MAX_TX_BUF_LEN)) &
- ~PAGE_MASK;
- buffer_info->dma = pci_map_page(adapter->pdev,
- page, offset, buffer_info->length,
- PCI_DMA_TODEVICE);
- if (++next_to_use == tpd_ring->count)
- next_to_use = 0;
- }
- }
- } else {
- /* not TSO */
- buffer_info->length = buf_len;
- page = virt_to_page(skb->data);
- offset = (unsigned long)skb->data & ~PAGE_MASK;
- buffer_info->dma = pci_map_page(adapter->pdev, page,
- offset, buf_len, PCI_DMA_TODEVICE);
- if (++next_to_use == tpd_ring->count)
- next_to_use = 0;
- }
-
- for (f = 0; f < nr_frags; f++) {
- struct skb_frag_struct *frag;
- u16 i, nseg;
-
- frag = &skb_shinfo(skb)->frags[f];
- buf_len = frag->size;
-
- nseg = (buf_len + ATL1_MAX_TX_BUF_LEN - 1) /
- ATL1_MAX_TX_BUF_LEN;
- for (i = 0; i < nseg; i++) {
- buffer_info = &tpd_ring->buffer_info[next_to_use];
- BUG_ON(buffer_info->skb);
-
- buffer_info->skb = NULL;
- buffer_info->length = (buf_len > ATL1_MAX_TX_BUF_LEN) ?
- ATL1_MAX_TX_BUF_LEN : buf_len;
- buf_len -= buffer_info->length;
- buffer_info->dma = pci_map_page(adapter->pdev,
- frag->page,
- frag->page_offset + (i * ATL1_MAX_TX_BUF_LEN),
- buffer_info->length, PCI_DMA_TODEVICE);
-
- if (++next_to_use == tpd_ring->count)
- next_to_use = 0;
- }
- }
-
- /* last tpd's buffer-info */
- buffer_info->skb = skb;
-}
-
-static void atl1_tx_queue(struct atl1_adapter *adapter, u16 count,
- struct tx_packet_desc *ptpd)
-{
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- struct atl1_buffer *buffer_info;
- struct tx_packet_desc *tpd;
- u16 j;
- u32 val;
- u16 next_to_use = (u16) atomic_read(&tpd_ring->next_to_use);
-
- for (j = 0; j < count; j++) {
- buffer_info = &tpd_ring->buffer_info[next_to_use];
- tpd = ATL1_TPD_DESC(&adapter->tpd_ring, next_to_use);
- if (tpd != ptpd)
- memcpy(tpd, ptpd, sizeof(struct tx_packet_desc));
- tpd->buffer_addr = cpu_to_le64(buffer_info->dma);
- tpd->word2 &= ~(TPD_BUFLEN_MASK << TPD_BUFLEN_SHIFT);
- tpd->word2 |= (cpu_to_le16(buffer_info->length) &
- TPD_BUFLEN_MASK) << TPD_BUFLEN_SHIFT;
-
- /*
- * if this is the first packet in a TSO chain, set
- * TPD_HDRFLAG, otherwise, clear it.
- */
- val = (tpd->word3 >> TPD_SEGMENT_EN_SHIFT) &
- TPD_SEGMENT_EN_MASK;
- if (val) {
- if (!j)
- tpd->word3 |= 1 << TPD_HDRFLAG_SHIFT;
- else
- tpd->word3 &= ~(1 << TPD_HDRFLAG_SHIFT);
- }
-
- if (j == (count - 1))
- tpd->word3 |= 1 << TPD_EOP_SHIFT;
-
- if (++next_to_use == tpd_ring->count)
- next_to_use = 0;
- }
- /*
- * Force memory writes to complete before letting h/w
- * know there are new descriptors to fetch. (Only
- * applicable for weak-ordered memory model archs,
- * such as IA-64).
- */
- wmb();
-
- atomic_set(&tpd_ring->next_to_use, next_to_use);
-}
-
-static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
- struct net_device *netdev)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
- int len;
- int tso;
- int count = 1;
- int ret_val;
- struct tx_packet_desc *ptpd;
- u16 frag_size;
- u16 vlan_tag;
- unsigned int nr_frags = 0;
- unsigned int mss = 0;
- unsigned int f;
- unsigned int proto_hdr_len;
-
- len = skb_headlen(skb);
-
- if (unlikely(skb->len <= 0)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
- nr_frags = skb_shinfo(skb)->nr_frags;
- for (f = 0; f < nr_frags; f++) {
- frag_size = skb_shinfo(skb)->frags[f].size;
- if (frag_size)
- count += (frag_size + ATL1_MAX_TX_BUF_LEN - 1) /
- ATL1_MAX_TX_BUF_LEN;
- }
-
- mss = skb_shinfo(skb)->gso_size;
- if (mss) {
- if (skb->protocol == htons(ETH_P_IP)) {
- proto_hdr_len = (skb_transport_offset(skb) +
- tcp_hdrlen(skb));
- if (unlikely(proto_hdr_len > len)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
- /* need additional TPD ? */
- if (proto_hdr_len != len)
- count += (len - proto_hdr_len +
- ATL1_MAX_TX_BUF_LEN - 1) /
- ATL1_MAX_TX_BUF_LEN;
- }
- }
-
- if (atl1_tpd_avail(&adapter->tpd_ring) < count) {
- /* not enough descriptors */
- netif_stop_queue(netdev);
- if (netif_msg_tx_queued(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "tx busy\n");
- return NETDEV_TX_BUSY;
- }
-
- ptpd = ATL1_TPD_DESC(tpd_ring,
- (u16) atomic_read(&tpd_ring->next_to_use));
- memset(ptpd, 0, sizeof(struct tx_packet_desc));
-
- if (vlan_tx_tag_present(skb)) {
- vlan_tag = vlan_tx_tag_get(skb);
- vlan_tag = (vlan_tag << 4) | (vlan_tag >> 13) |
- ((vlan_tag >> 9) & 0x8);
- ptpd->word3 |= 1 << TPD_INS_VL_TAG_SHIFT;
- ptpd->word2 |= (vlan_tag & TPD_VLANTAG_MASK) <<
- TPD_VLANTAG_SHIFT;
- }
-
- tso = atl1_tso(adapter, skb, ptpd);
- if (tso < 0) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
- if (!tso) {
- ret_val = atl1_tx_csum(adapter, skb, ptpd);
- if (ret_val < 0) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
- }
-
- atl1_tx_map(adapter, skb, ptpd);
- atl1_tx_queue(adapter, count, ptpd);
- atl1_update_mailbox(adapter);
- mmiowb();
- return NETDEV_TX_OK;
-}
-
-/*
- * atl1_intr - Interrupt Handler
- * @irq: interrupt number
- * @data: pointer to a network interface device structure
- * @pt_regs: CPU registers structure
- */
-static irqreturn_t atl1_intr(int irq, void *data)
-{
- struct atl1_adapter *adapter = netdev_priv(data);
- u32 status;
- int max_ints = 10;
-
- status = adapter->cmb.cmb->int_stats;
- if (!status)
- return IRQ_NONE;
-
- do {
- /* clear CMB interrupt status at once */
- adapter->cmb.cmb->int_stats = 0;
-
- if (status & ISR_GPHY) /* clear phy status */
- atlx_clear_phy_int(adapter);
-
- /* clear ISR status, and Enable CMB DMA/Disable Interrupt */
- iowrite32(status | ISR_DIS_INT, adapter->hw.hw_addr + REG_ISR);
-
- /* check if SMB intr */
- if (status & ISR_SMB)
- atl1_inc_smb(adapter);
-
- /* check if PCIE PHY Link down */
- if (status & ISR_PHY_LINKDOWN) {
- if (netif_msg_intr(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "pcie phy link down %x\n", status);
- if (netif_running(adapter->netdev)) { /* reset MAC */
- iowrite32(0, adapter->hw.hw_addr + REG_IMR);
- schedule_work(&adapter->pcie_dma_to_rst_task);
- return IRQ_HANDLED;
- }
- }
-
- /* check if DMA read/write error ? */
- if (status & (ISR_DMAR_TO_RST | ISR_DMAW_TO_RST)) {
- if (netif_msg_intr(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "pcie DMA r/w error (status = 0x%x)\n",
- status);
- iowrite32(0, adapter->hw.hw_addr + REG_IMR);
- schedule_work(&adapter->pcie_dma_to_rst_task);
- return IRQ_HANDLED;
- }
-
- /* link event */
- if (status & ISR_GPHY) {
- adapter->soft_stats.tx_carrier_errors++;
- atl1_check_for_link(adapter);
- }
-
- /* transmit event */
- if (status & ISR_CMB_TX)
- atl1_intr_tx(adapter);
-
- /* rx exception */
- if (unlikely(status & (ISR_RXF_OV | ISR_RFD_UNRUN |
- ISR_RRD_OV | ISR_HOST_RFD_UNRUN |
- ISR_HOST_RRD_OV | ISR_CMB_RX))) {
- if (status & (ISR_RXF_OV | ISR_RFD_UNRUN |
- ISR_RRD_OV | ISR_HOST_RFD_UNRUN |
- ISR_HOST_RRD_OV))
- if (netif_msg_intr(adapter))
- dev_printk(KERN_DEBUG,
- &adapter->pdev->dev,
- "rx exception, ISR = 0x%x\n",
- status);
- atl1_intr_rx(adapter);
- }
-
- if (--max_ints < 0)
- break;
-
- } while ((status = adapter->cmb.cmb->int_stats));
-
- /* re-enable Interrupt */
- iowrite32(ISR_DIS_SMB | ISR_DIS_DMA, adapter->hw.hw_addr + REG_ISR);
- return IRQ_HANDLED;
-}
-
-
-/*
- * atl1_phy_config - Timer Call-back
- * @data: pointer to netdev cast into an unsigned long
- */
-static void atl1_phy_config(unsigned long data)
-{
- struct atl1_adapter *adapter = (struct atl1_adapter *)data;
- struct atl1_hw *hw = &adapter->hw;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->lock, flags);
- adapter->phy_timer_pending = false;
- atl1_write_phy_reg(hw, MII_ADVERTISE, hw->mii_autoneg_adv_reg);
- atl1_write_phy_reg(hw, MII_ATLX_CR, hw->mii_1000t_ctrl_reg);
- atl1_write_phy_reg(hw, MII_BMCR, MII_CR_RESET | MII_CR_AUTO_NEG_EN);
- spin_unlock_irqrestore(&adapter->lock, flags);
-}
-
-/*
- * Orphaned vendor comment left intact here:
- * <vendor comment>
- * If TPD Buffer size equal to 0, PCIE DMAR_TO_INT
- * will assert. We do soft reset <0x1400=1> according
- * with the SPEC. BUT, it seemes that PCIE or DMA
- * state-machine will not be reset. DMAR_TO_INT will
- * assert again and again.
- * </vendor comment>
- */
-
-static int atl1_reset(struct atl1_adapter *adapter)
-{
- int ret;
- ret = atl1_reset_hw(&adapter->hw);
- if (ret)
- return ret;
- return atl1_init_hw(&adapter->hw);
-}
-
-static s32 atl1_up(struct atl1_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- int err;
- int irq_flags = 0;
-
- /* hardware has been reset, we need to reload some things */
- atlx_set_multi(netdev);
- atl1_init_ring_ptrs(adapter);
- atlx_restore_vlan(adapter);
- err = atl1_alloc_rx_buffers(adapter);
- if (unlikely(!err))
- /* no RX BUFFER allocated */
- return -ENOMEM;
-
- if (unlikely(atl1_configure(adapter))) {
- err = -EIO;
- goto err_up;
- }
-
- err = pci_enable_msi(adapter->pdev);
- if (err) {
- if (netif_msg_ifup(adapter))
- dev_info(&adapter->pdev->dev,
- "Unable to enable MSI: %d\n", err);
- irq_flags |= IRQF_SHARED;
- }
-
- err = request_irq(adapter->pdev->irq, atl1_intr, irq_flags,
- netdev->name, netdev);
- if (unlikely(err))
- goto err_up;
-
- atlx_irq_enable(adapter);
- atl1_check_link(adapter);
- netif_start_queue(netdev);
- return 0;
-
-err_up:
- pci_disable_msi(adapter->pdev);
- /* free rx_buffers */
- atl1_clean_rx_ring(adapter);
- return err;
-}
-
-static void atl1_down(struct atl1_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
-
- netif_stop_queue(netdev);
- del_timer_sync(&adapter->phy_config_timer);
- adapter->phy_timer_pending = false;
-
- atlx_irq_disable(adapter);
- free_irq(adapter->pdev->irq, netdev);
- pci_disable_msi(adapter->pdev);
- atl1_reset_hw(&adapter->hw);
- adapter->cmb.cmb->int_stats = 0;
-
- adapter->link_speed = SPEED_0;
- adapter->link_duplex = -1;
- netif_carrier_off(netdev);
-
- atl1_clean_tx_ring(adapter);
- atl1_clean_rx_ring(adapter);
-}
-
-static void atl1_tx_timeout_task(struct work_struct *work)
-{
- struct atl1_adapter *adapter =
- container_of(work, struct atl1_adapter, tx_timeout_task);
- struct net_device *netdev = adapter->netdev;
-
- netif_device_detach(netdev);
- atl1_down(adapter);
- atl1_up(adapter);
- netif_device_attach(netdev);
-}
-
-/*
- * atl1_change_mtu - Change the Maximum Transfer Unit
- * @netdev: network interface device structure
- * @new_mtu: new value for maximum frame size
- *
- * Returns 0 on success, negative on failure
- */
-static int atl1_change_mtu(struct net_device *netdev, int new_mtu)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- int old_mtu = netdev->mtu;
- int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
-
- if ((max_frame < ETH_ZLEN + ETH_FCS_LEN) ||
- (max_frame > MAX_JUMBO_FRAME_SIZE)) {
- if (netif_msg_link(adapter))
- dev_warn(&adapter->pdev->dev, "invalid MTU setting\n");
- return -EINVAL;
- }
-
- adapter->hw.max_frame_size = max_frame;
- adapter->hw.tx_jumbo_task_th = (max_frame + 7) >> 3;
- adapter->rx_buffer_len = (max_frame + 7) & ~7;
- adapter->hw.rx_jumbo_th = adapter->rx_buffer_len / 8;
-
- netdev->mtu = new_mtu;
- if ((old_mtu != new_mtu) && netif_running(netdev)) {
- atl1_down(adapter);
- atl1_up(adapter);
- }
-
- return 0;
-}
-
-/*
- * atl1_open - Called when a network interface is made active
- * @netdev: network interface device structure
- *
- * Returns 0 on success, negative value on failure
- *
- * The open entry point is called when a network interface is made
- * active by the system (IFF_UP). At this point all resources needed
- * for transmit and receive operations are allocated, the interrupt
- * handler is registered with the OS, the watchdog timer is started,
- * and the stack is notified that the interface is ready.
- */
-static int atl1_open(struct net_device *netdev)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- int err;
-
- netif_carrier_off(netdev);
-
- /* allocate transmit descriptors */
- err = atl1_setup_ring_resources(adapter);
- if (err)
- return err;
-
- err = atl1_up(adapter);
- if (err)
- goto err_up;
-
- return 0;
-
-err_up:
- atl1_reset(adapter);
- return err;
-}
-
-/*
- * atl1_close - Disables a network interface
- * @netdev: network interface device structure
- *
- * Returns 0, this is not allowed to fail
- *
- * The close entry point is called when an interface is de-activated
- * by the OS. The hardware is still under the drivers control, but
- * needs to be disabled. A global MAC reset is issued to stop the
- * hardware, and all transmit and receive resources are freed.
- */
-static int atl1_close(struct net_device *netdev)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- atl1_down(adapter);
- atl1_free_ring_resources(adapter);
- return 0;
-}
-
-#ifdef CONFIG_PM
-static int atl1_suspend(struct device *dev)
-{
- struct pci_dev *pdev = to_pci_dev(dev);
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
- u32 ctrl = 0;
- u32 wufc = adapter->wol;
- u32 val;
- u16 speed;
- u16 duplex;
-
- netif_device_detach(netdev);
- if (netif_running(netdev))
- atl1_down(adapter);
-
- atl1_read_phy_reg(hw, MII_BMSR, (u16 *) & ctrl);
- atl1_read_phy_reg(hw, MII_BMSR, (u16 *) & ctrl);
- val = ctrl & BMSR_LSTATUS;
- if (val)
- wufc &= ~ATLX_WUFC_LNKC;
- if (!wufc)
- goto disable_wol;
-
- if (val) {
- val = atl1_get_speed_and_duplex(hw, &speed, &duplex);
- if (val) {
- if (netif_msg_ifdown(adapter))
- dev_printk(KERN_DEBUG, &pdev->dev,
- "error getting speed/duplex\n");
- goto disable_wol;
- }
-
- ctrl = 0;
-
- /* enable magic packet WOL */
- if (wufc & ATLX_WUFC_MAG)
- ctrl |= (WOL_MAGIC_EN | WOL_MAGIC_PME_EN);
- iowrite32(ctrl, hw->hw_addr + REG_WOL_CTRL);
- ioread32(hw->hw_addr + REG_WOL_CTRL);
-
- /* configure the mac */
- ctrl = MAC_CTRL_RX_EN;
- ctrl |= ((u32)((speed == SPEED_1000) ? MAC_CTRL_SPEED_1000 :
- MAC_CTRL_SPEED_10_100) << MAC_CTRL_SPEED_SHIFT);
- if (duplex == FULL_DUPLEX)
- ctrl |= MAC_CTRL_DUPLX;
- ctrl |= (((u32)adapter->hw.preamble_len &
- MAC_CTRL_PRMLEN_MASK) << MAC_CTRL_PRMLEN_SHIFT);
- __atlx_vlan_mode(netdev->features, &ctrl);
- if (wufc & ATLX_WUFC_MAG)
- ctrl |= MAC_CTRL_BC_EN;
- iowrite32(ctrl, hw->hw_addr + REG_MAC_CTRL);
- ioread32(hw->hw_addr + REG_MAC_CTRL);
-
- /* poke the PHY */
- ctrl = ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC);
- ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
- } else {
- ctrl |= (WOL_LINK_CHG_EN | WOL_LINK_CHG_PME_EN);
- iowrite32(ctrl, hw->hw_addr + REG_WOL_CTRL);
- ioread32(hw->hw_addr + REG_WOL_CTRL);
- iowrite32(0, hw->hw_addr + REG_MAC_CTRL);
- ioread32(hw->hw_addr + REG_MAC_CTRL);
- hw->phy_configured = false;
- }
-
- return 0;
-
- disable_wol:
- iowrite32(0, hw->hw_addr + REG_WOL_CTRL);
- ioread32(hw->hw_addr + REG_WOL_CTRL);
- ctrl = ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC);
- ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
- hw->phy_configured = false;
-
- return 0;
-}
-
-static int atl1_resume(struct device *dev)
-{
- struct pci_dev *pdev = to_pci_dev(dev);
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- iowrite32(0, adapter->hw.hw_addr + REG_WOL_CTRL);
-
- atl1_reset_hw(&adapter->hw);
-
- if (netif_running(netdev)) {
- adapter->cmb.cmb->int_stats = 0;
- atl1_up(adapter);
- }
- netif_device_attach(netdev);
-
- return 0;
-}
-
-static SIMPLE_DEV_PM_OPS(atl1_pm_ops, atl1_suspend, atl1_resume);
-#define ATL1_PM_OPS (&atl1_pm_ops)
-
-#else
-
-static int atl1_suspend(struct device *dev) { return 0; }
-
-#define ATL1_PM_OPS NULL
-#endif
-
-static void atl1_shutdown(struct pci_dev *pdev)
-{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- atl1_suspend(&pdev->dev);
- pci_wake_from_d3(pdev, adapter->wol);
- pci_set_power_state(pdev, PCI_D3hot);
-}
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-static void atl1_poll_controller(struct net_device *netdev)
-{
- disable_irq(netdev->irq);
- atl1_intr(netdev->irq, netdev);
- enable_irq(netdev->irq);
-}
-#endif
-
-static const struct net_device_ops atl1_netdev_ops = {
- .ndo_open = atl1_open,
- .ndo_stop = atl1_close,
- .ndo_start_xmit = atl1_xmit_frame,
- .ndo_set_multicast_list = atlx_set_multi,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_set_mac_address = atl1_set_mac,
- .ndo_change_mtu = atl1_change_mtu,
- .ndo_fix_features = atlx_fix_features,
- .ndo_set_features = atlx_set_features,
- .ndo_do_ioctl = atlx_ioctl,
- .ndo_tx_timeout = atlx_tx_timeout,
-#ifdef CONFIG_NET_POLL_CONTROLLER
- .ndo_poll_controller = atl1_poll_controller,
-#endif
-};
-
-/*
- * atl1_probe - Device Initialization Routine
- * @pdev: PCI device information struct
- * @ent: entry in atl1_pci_tbl
- *
- * Returns 0 on success, negative on failure
- *
- * atl1_probe initializes an adapter identified by a pci_dev structure.
- * The OS initialization, configuring of the adapter private structure,
- * and a hardware reset occur.
- */
-static int __devinit atl1_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
-{
- struct net_device *netdev;
- struct atl1_adapter *adapter;
- static int cards_found = 0;
- int err;
-
- err = pci_enable_device(pdev);
- if (err)
- return err;
-
- /*
- * The atl1 chip can DMA to 64-bit addresses, but it uses a single
- * shared register for the high 32 bits, so only a single, aligned,
- * 4 GB physical address range can be used at a time.
- *
- * Supporting 64-bit DMA on this hardware is more trouble than it's
- * worth. It is far easier to limit to 32-bit DMA than update
- * various kernel subsystems to support the mechanics required by a
- * fixed-high-32-bit system.
- */
- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
- if (err) {
- dev_err(&pdev->dev, "no usable DMA configuration\n");
- goto err_dma;
- }
- /*
- * Mark all PCI regions associated with PCI device
- * pdev as being reserved by owner atl1_driver_name
- */
- err = pci_request_regions(pdev, ATLX_DRIVER_NAME);
- if (err)
- goto err_request_regions;
-
- /*
- * Enables bus-mastering on the device and calls
- * pcibios_set_master to do the needed arch specific settings
- */
- pci_set_master(pdev);
-
- netdev = alloc_etherdev(sizeof(struct atl1_adapter));
- if (!netdev) {
- err = -ENOMEM;
- goto err_alloc_etherdev;
- }
- SET_NETDEV_DEV(netdev, &pdev->dev);
-
- pci_set_drvdata(pdev, netdev);
- adapter = netdev_priv(netdev);
- adapter->netdev = netdev;
- adapter->pdev = pdev;
- adapter->hw.back = adapter;
- adapter->msg_enable = netif_msg_init(debug, atl1_default_msg);
-
- adapter->hw.hw_addr = pci_iomap(pdev, 0, 0);
- if (!adapter->hw.hw_addr) {
- err = -EIO;
- goto err_pci_iomap;
- }
- /* get device revision number */
- adapter->hw.dev_rev = ioread16(adapter->hw.hw_addr +
- (REG_MASTER_CTRL + 2));
- if (netif_msg_probe(adapter))
- dev_info(&pdev->dev, "version %s\n", ATLX_DRIVER_VERSION);
-
- /* set default ring resource counts */
- adapter->rfd_ring.count = adapter->rrd_ring.count = ATL1_DEFAULT_RFD;
- adapter->tpd_ring.count = ATL1_DEFAULT_TPD;
-
- adapter->mii.dev = netdev;
- adapter->mii.mdio_read = mdio_read;
- adapter->mii.mdio_write = mdio_write;
- adapter->mii.phy_id_mask = 0x1f;
- adapter->mii.reg_num_mask = 0x1f;
-
- netdev->netdev_ops = &atl1_netdev_ops;
- netdev->watchdog_timeo = 5 * HZ;
-
- netdev->ethtool_ops = &atl1_ethtool_ops;
- adapter->bd_number = cards_found;
-
- /* setup the private structure */
- err = atl1_sw_init(adapter);
- if (err)
- goto err_common;
-
- netdev->features = NETIF_F_HW_CSUM;
- netdev->features |= NETIF_F_SG;
- netdev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
-
- netdev->hw_features = NETIF_F_HW_CSUM | NETIF_F_SG | NETIF_F_TSO |
- NETIF_F_HW_VLAN_RX;
-
- /* is this valid? see atl1_setup_mac_ctrl() */
- netdev->features |= NETIF_F_RXCSUM;
-
- /*
- * patch for some L1 of old version,
- * the final version of L1 may not need these
- * patches
- */
- /* atl1_pcie_patch(adapter); */
-
- /* really reset GPHY core */
- iowrite16(0, adapter->hw.hw_addr + REG_PHY_ENABLE);
-
- /*
- * reset the controller to
- * put the device in a known good starting state
- */
- if (atl1_reset_hw(&adapter->hw)) {
- err = -EIO;
- goto err_common;
- }
-
- /* copy the MAC address out of the EEPROM */
- atl1_read_mac_addr(&adapter->hw);
- memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
-
- if (!is_valid_ether_addr(netdev->dev_addr)) {
- err = -EIO;
- goto err_common;
- }
-
- atl1_check_options(adapter);
-
- /* pre-init the MAC, and setup link */
- err = atl1_init_hw(&adapter->hw);
- if (err) {
- err = -EIO;
- goto err_common;
- }
-
- atl1_pcie_patch(adapter);
- /* assume we have no link for now */
- netif_carrier_off(netdev);
-
- setup_timer(&adapter->phy_config_timer, atl1_phy_config,
- (unsigned long)adapter);
- adapter->phy_timer_pending = false;
-
- INIT_WORK(&adapter->tx_timeout_task, atl1_tx_timeout_task);
-
- INIT_WORK(&adapter->link_chg_task, atlx_link_chg_task);
-
- INIT_WORK(&adapter->pcie_dma_to_rst_task, atl1_tx_timeout_task);
-
- err = register_netdev(netdev);
- if (err)
- goto err_common;
-
- cards_found++;
- atl1_via_workaround(adapter);
- return 0;
-
-err_common:
- pci_iounmap(pdev, adapter->hw.hw_addr);
-err_pci_iomap:
- free_netdev(netdev);
-err_alloc_etherdev:
- pci_release_regions(pdev);
-err_dma:
-err_request_regions:
- pci_disable_device(pdev);
- return err;
-}
-
-/*
- * atl1_remove - Device Removal Routine
- * @pdev: PCI device information struct
- *
- * atl1_remove is called by the PCI subsystem to alert the driver
- * that it should release a PCI device. The could be caused by a
- * Hot-Plug event, or because the driver is going to be removed from
- * memory.
- */
-static void __devexit atl1_remove(struct pci_dev *pdev)
-{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl1_adapter *adapter;
- /* Device not available. Return. */
- if (!netdev)
- return;
-
- adapter = netdev_priv(netdev);
-
- /*
- * Some atl1 boards lack persistent storage for their MAC, and get it
- * from the BIOS during POST. If we've been messing with the MAC
- * address, we need to save the permanent one.
- */
- if (memcmp(adapter->hw.mac_addr, adapter->hw.perm_mac_addr, ETH_ALEN)) {
- memcpy(adapter->hw.mac_addr, adapter->hw.perm_mac_addr,
- ETH_ALEN);
- atl1_set_mac_addr(&adapter->hw);
- }
-
- iowrite16(0, adapter->hw.hw_addr + REG_PHY_ENABLE);
- unregister_netdev(netdev);
- pci_iounmap(pdev, adapter->hw.hw_addr);
- pci_release_regions(pdev);
- free_netdev(netdev);
- pci_disable_device(pdev);
-}
-
-static struct pci_driver atl1_driver = {
- .name = ATLX_DRIVER_NAME,
- .id_table = atl1_pci_tbl,
- .probe = atl1_probe,
- .remove = __devexit_p(atl1_remove),
- .shutdown = atl1_shutdown,
- .driver.pm = ATL1_PM_OPS,
-};
-
-/*
- * atl1_exit_module - Driver Exit Cleanup Routine
- *
- * atl1_exit_module is called just before the driver is removed
- * from memory.
- */
-static void __exit atl1_exit_module(void)
-{
- pci_unregister_driver(&atl1_driver);
-}
-
-/*
- * atl1_init_module - Driver Registration Routine
- *
- * atl1_init_module is the first routine called when the driver is
- * loaded. All it does is register with the PCI subsystem.
- */
-static int __init atl1_init_module(void)
-{
- return pci_register_driver(&atl1_driver);
-}
-
-module_init(atl1_init_module);
-module_exit(atl1_exit_module);
-
-struct atl1_stats {
- char stat_string[ETH_GSTRING_LEN];
- int sizeof_stat;
- int stat_offset;
-};
-
-#define ATL1_STAT(m) \
- sizeof(((struct atl1_adapter *)0)->m), offsetof(struct atl1_adapter, m)
-
-static struct atl1_stats atl1_gstrings_stats[] = {
- {"rx_packets", ATL1_STAT(soft_stats.rx_packets)},
- {"tx_packets", ATL1_STAT(soft_stats.tx_packets)},
- {"rx_bytes", ATL1_STAT(soft_stats.rx_bytes)},
- {"tx_bytes", ATL1_STAT(soft_stats.tx_bytes)},
- {"rx_errors", ATL1_STAT(soft_stats.rx_errors)},
- {"tx_errors", ATL1_STAT(soft_stats.tx_errors)},
- {"multicast", ATL1_STAT(soft_stats.multicast)},
- {"collisions", ATL1_STAT(soft_stats.collisions)},
- {"rx_length_errors", ATL1_STAT(soft_stats.rx_length_errors)},
- {"rx_over_errors", ATL1_STAT(soft_stats.rx_missed_errors)},
- {"rx_crc_errors", ATL1_STAT(soft_stats.rx_crc_errors)},
- {"rx_frame_errors", ATL1_STAT(soft_stats.rx_frame_errors)},
- {"rx_fifo_errors", ATL1_STAT(soft_stats.rx_fifo_errors)},
- {"rx_missed_errors", ATL1_STAT(soft_stats.rx_missed_errors)},
- {"tx_aborted_errors", ATL1_STAT(soft_stats.tx_aborted_errors)},
- {"tx_carrier_errors", ATL1_STAT(soft_stats.tx_carrier_errors)},
- {"tx_fifo_errors", ATL1_STAT(soft_stats.tx_fifo_errors)},
- {"tx_window_errors", ATL1_STAT(soft_stats.tx_window_errors)},
- {"tx_abort_exce_coll", ATL1_STAT(soft_stats.excecol)},
- {"tx_abort_late_coll", ATL1_STAT(soft_stats.latecol)},
- {"tx_deferred_ok", ATL1_STAT(soft_stats.deffer)},
- {"tx_single_coll_ok", ATL1_STAT(soft_stats.scc)},
- {"tx_multi_coll_ok", ATL1_STAT(soft_stats.mcc)},
- {"tx_underun", ATL1_STAT(soft_stats.tx_underun)},
- {"tx_trunc", ATL1_STAT(soft_stats.tx_trunc)},
- {"tx_pause", ATL1_STAT(soft_stats.tx_pause)},
- {"rx_pause", ATL1_STAT(soft_stats.rx_pause)},
- {"rx_rrd_ov", ATL1_STAT(soft_stats.rx_rrd_ov)},
- {"rx_trunc", ATL1_STAT(soft_stats.rx_trunc)}
-};
-
-static void atl1_get_ethtool_stats(struct net_device *netdev,
- struct ethtool_stats *stats, u64 *data)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- int i;
- char *p;
-
- for (i = 0; i < ARRAY_SIZE(atl1_gstrings_stats); i++) {
- p = (char *)adapter+atl1_gstrings_stats[i].stat_offset;
- data[i] = (atl1_gstrings_stats[i].sizeof_stat ==
- sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
- }
-
-}
-
-static int atl1_get_sset_count(struct net_device *netdev, int sset)
-{
- switch (sset) {
- case ETH_SS_STATS:
- return ARRAY_SIZE(atl1_gstrings_stats);
- default:
- return -EOPNOTSUPP;
- }
-}
-
-static int atl1_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
-
- ecmd->supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Full |
- SUPPORTED_Autoneg | SUPPORTED_TP);
- ecmd->advertising = ADVERTISED_TP;
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
- ecmd->advertising |= ADVERTISED_Autoneg;
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR) {
- ecmd->advertising |= ADVERTISED_Autoneg;
- ecmd->advertising |=
- (ADVERTISED_10baseT_Half |
- ADVERTISED_10baseT_Full |
- ADVERTISED_100baseT_Half |
- ADVERTISED_100baseT_Full |
- ADVERTISED_1000baseT_Full);
- } else
- ecmd->advertising |= (ADVERTISED_1000baseT_Full);
- }
- ecmd->port = PORT_TP;
- ecmd->phy_address = 0;
- ecmd->transceiver = XCVR_INTERNAL;
-
- if (netif_carrier_ok(adapter->netdev)) {
- u16 link_speed, link_duplex;
- atl1_get_speed_and_duplex(hw, &link_speed, &link_duplex);
- ethtool_cmd_speed_set(ecmd, link_speed);
- if (link_duplex == FULL_DUPLEX)
- ecmd->duplex = DUPLEX_FULL;
- else
- ecmd->duplex = DUPLEX_HALF;
- } else {
- ethtool_cmd_speed_set(ecmd, -1);
- ecmd->duplex = -1;
- }
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL)
- ecmd->autoneg = AUTONEG_ENABLE;
- else
- ecmd->autoneg = AUTONEG_DISABLE;
-
- return 0;
-}
-
-static int atl1_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
- u16 phy_data;
- int ret_val = 0;
- u16 old_media_type = hw->media_type;
-
- if (netif_running(adapter->netdev)) {
- if (netif_msg_link(adapter))
- dev_dbg(&adapter->pdev->dev,
- "ethtool shutting down adapter\n");
- atl1_down(adapter);
- }
-
- if (ecmd->autoneg == AUTONEG_ENABLE)
- hw->media_type = MEDIA_TYPE_AUTO_SENSOR;
- else {
- u32 speed = ethtool_cmd_speed(ecmd);
- if (speed == SPEED_1000) {
- if (ecmd->duplex != DUPLEX_FULL) {
- if (netif_msg_link(adapter))
- dev_warn(&adapter->pdev->dev,
- "1000M half is invalid\n");
- ret_val = -EINVAL;
- goto exit_sset;
- }
- hw->media_type = MEDIA_TYPE_1000M_FULL;
- } else if (speed == SPEED_100) {
- if (ecmd->duplex == DUPLEX_FULL)
- hw->media_type = MEDIA_TYPE_100M_FULL;
- else
- hw->media_type = MEDIA_TYPE_100M_HALF;
- } else {
- if (ecmd->duplex == DUPLEX_FULL)
- hw->media_type = MEDIA_TYPE_10M_FULL;
- else
- hw->media_type = MEDIA_TYPE_10M_HALF;
- }
- }
- switch (hw->media_type) {
- case MEDIA_TYPE_AUTO_SENSOR:
- ecmd->advertising =
- ADVERTISED_10baseT_Half |
- ADVERTISED_10baseT_Full |
- ADVERTISED_100baseT_Half |
- ADVERTISED_100baseT_Full |
- ADVERTISED_1000baseT_Full |
- ADVERTISED_Autoneg | ADVERTISED_TP;
- break;
- case MEDIA_TYPE_1000M_FULL:
- ecmd->advertising =
- ADVERTISED_1000baseT_Full |
- ADVERTISED_Autoneg | ADVERTISED_TP;
- break;
- default:
- ecmd->advertising = 0;
- break;
- }
- if (atl1_phy_setup_autoneg_adv(hw)) {
- ret_val = -EINVAL;
- if (netif_msg_link(adapter))
- dev_warn(&adapter->pdev->dev,
- "invalid ethtool speed/duplex setting\n");
- goto exit_sset;
- }
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL)
- phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN;
- else {
- switch (hw->media_type) {
- case MEDIA_TYPE_100M_FULL:
- phy_data =
- MII_CR_FULL_DUPLEX | MII_CR_SPEED_100 |
- MII_CR_RESET;
- break;
- case MEDIA_TYPE_100M_HALF:
- phy_data = MII_CR_SPEED_100 | MII_CR_RESET;
- break;
- case MEDIA_TYPE_10M_FULL:
- phy_data =
- MII_CR_FULL_DUPLEX | MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- default:
- /* MEDIA_TYPE_10M_HALF: */
- phy_data = MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- }
- }
- atl1_write_phy_reg(hw, MII_BMCR, phy_data);
-exit_sset:
- if (ret_val)
- hw->media_type = old_media_type;
-
- if (netif_running(adapter->netdev)) {
- if (netif_msg_link(adapter))
- dev_dbg(&adapter->pdev->dev,
- "ethtool starting adapter\n");
- atl1_up(adapter);
- } else if (!ret_val) {
- if (netif_msg_link(adapter))
- dev_dbg(&adapter->pdev->dev,
- "ethtool resetting adapter\n");
- atl1_reset(adapter);
- }
- return ret_val;
-}
-
-static void atl1_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- strlcpy(drvinfo->driver, ATLX_DRIVER_NAME, sizeof(drvinfo->driver));
- strlcpy(drvinfo->version, ATLX_DRIVER_VERSION,
- sizeof(drvinfo->version));
- strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
- strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
- sizeof(drvinfo->bus_info));
- drvinfo->eedump_len = ATL1_EEDUMP_LEN;
-}
-
-static void atl1_get_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- wol->supported = WAKE_MAGIC;
- wol->wolopts = 0;
- if (adapter->wol & ATLX_WUFC_MAG)
- wol->wolopts |= WAKE_MAGIC;
-}
-
-static int atl1_set_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
-
- if (wol->wolopts & (WAKE_PHY | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST |
- WAKE_ARP | WAKE_MAGICSECURE))
- return -EOPNOTSUPP;
- adapter->wol = 0;
- if (wol->wolopts & WAKE_MAGIC)
- adapter->wol |= ATLX_WUFC_MAG;
-
- device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
-
- return 0;
-}
-
-static u32 atl1_get_msglevel(struct net_device *netdev)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- return adapter->msg_enable;
-}
-
-static void atl1_set_msglevel(struct net_device *netdev, u32 value)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- adapter->msg_enable = value;
-}
-
-static int atl1_get_regs_len(struct net_device *netdev)
-{
- return ATL1_REG_COUNT * sizeof(u32);
-}
-
-static void atl1_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
- void *p)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
- unsigned int i;
- u32 *regbuf = p;
-
- for (i = 0; i < ATL1_REG_COUNT; i++) {
- /*
- * This switch statement avoids reserved regions
- * of register space.
- */
- switch (i) {
- case 6 ... 9:
- case 14:
- case 29 ... 31:
- case 34 ... 63:
- case 75 ... 127:
- case 136 ... 1023:
- case 1027 ... 1087:
- case 1091 ... 1151:
- case 1194 ... 1195:
- case 1200 ... 1201:
- case 1206 ... 1213:
- case 1216 ... 1279:
- case 1290 ... 1311:
- case 1323 ... 1343:
- case 1358 ... 1359:
- case 1368 ... 1375:
- case 1378 ... 1383:
- case 1388 ... 1391:
- case 1393 ... 1395:
- case 1402 ... 1403:
- case 1410 ... 1471:
- case 1522 ... 1535:
- /* reserved region; don't read it */
- regbuf[i] = 0;
- break;
- default:
- /* unreserved region */
- regbuf[i] = ioread32(hw->hw_addr + (i * sizeof(u32)));
- }
- }
-}
-
-static void atl1_get_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_tpd_ring *txdr = &adapter->tpd_ring;
- struct atl1_rfd_ring *rxdr = &adapter->rfd_ring;
-
- ring->rx_max_pending = ATL1_MAX_RFD;
- ring->tx_max_pending = ATL1_MAX_TPD;
- ring->rx_mini_max_pending = 0;
- ring->rx_jumbo_max_pending = 0;
- ring->rx_pending = rxdr->count;
- ring->tx_pending = txdr->count;
- ring->rx_mini_pending = 0;
- ring->rx_jumbo_pending = 0;
-}
-
-static int atl1_set_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_tpd_ring *tpdr = &adapter->tpd_ring;
- struct atl1_rrd_ring *rrdr = &adapter->rrd_ring;
- struct atl1_rfd_ring *rfdr = &adapter->rfd_ring;
-
- struct atl1_tpd_ring tpd_old, tpd_new;
- struct atl1_rfd_ring rfd_old, rfd_new;
- struct atl1_rrd_ring rrd_old, rrd_new;
- struct atl1_ring_header rhdr_old, rhdr_new;
- struct atl1_smb smb;
- struct atl1_cmb cmb;
- int err;
-
- tpd_old = adapter->tpd_ring;
- rfd_old = adapter->rfd_ring;
- rrd_old = adapter->rrd_ring;
- rhdr_old = adapter->ring_header;
-
- if (netif_running(adapter->netdev))
- atl1_down(adapter);
-
- rfdr->count = (u16) max(ring->rx_pending, (u32) ATL1_MIN_RFD);
- rfdr->count = rfdr->count > ATL1_MAX_RFD ? ATL1_MAX_RFD :
- rfdr->count;
- rfdr->count = (rfdr->count + 3) & ~3;
- rrdr->count = rfdr->count;
-
- tpdr->count = (u16) max(ring->tx_pending, (u32) ATL1_MIN_TPD);
- tpdr->count = tpdr->count > ATL1_MAX_TPD ? ATL1_MAX_TPD :
- tpdr->count;
- tpdr->count = (tpdr->count + 3) & ~3;
-
- if (netif_running(adapter->netdev)) {
- /* try to get new resources before deleting old */
- err = atl1_setup_ring_resources(adapter);
- if (err)
- goto err_setup_ring;
-
- /*
- * save the new, restore the old in order to free it,
- * then restore the new back again
- */
-
- rfd_new = adapter->rfd_ring;
- rrd_new = adapter->rrd_ring;
- tpd_new = adapter->tpd_ring;
- rhdr_new = adapter->ring_header;
- adapter->rfd_ring = rfd_old;
- adapter->rrd_ring = rrd_old;
- adapter->tpd_ring = tpd_old;
- adapter->ring_header = rhdr_old;
- /*
- * Save SMB and CMB, since atl1_free_ring_resources
- * will clear them.
- */
- smb = adapter->smb;
- cmb = adapter->cmb;
- atl1_free_ring_resources(adapter);
- adapter->rfd_ring = rfd_new;
- adapter->rrd_ring = rrd_new;
- adapter->tpd_ring = tpd_new;
- adapter->ring_header = rhdr_new;
- adapter->smb = smb;
- adapter->cmb = cmb;
-
- err = atl1_up(adapter);
- if (err)
- return err;
- }
- return 0;
-
-err_setup_ring:
- adapter->rfd_ring = rfd_old;
- adapter->rrd_ring = rrd_old;
- adapter->tpd_ring = tpd_old;
- adapter->ring_header = rhdr_old;
- atl1_up(adapter);
- return err;
-}
-
-static void atl1_get_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *epause)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
-
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
- epause->autoneg = AUTONEG_ENABLE;
- } else {
- epause->autoneg = AUTONEG_DISABLE;
- }
- epause->rx_pause = 1;
- epause->tx_pause = 1;
-}
-
-static int atl1_set_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *epause)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
-
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
- epause->autoneg = AUTONEG_ENABLE;
- } else {
- epause->autoneg = AUTONEG_DISABLE;
- }
-
- epause->rx_pause = 1;
- epause->tx_pause = 1;
-
- return 0;
-}
-
-static void atl1_get_strings(struct net_device *netdev, u32 stringset,
- u8 *data)
-{
- u8 *p = data;
- int i;
-
- switch (stringset) {
- case ETH_SS_STATS:
- for (i = 0; i < ARRAY_SIZE(atl1_gstrings_stats); i++) {
- memcpy(p, atl1_gstrings_stats[i].stat_string,
- ETH_GSTRING_LEN);
- p += ETH_GSTRING_LEN;
- }
- break;
- }
-}
-
-static int atl1_nway_reset(struct net_device *netdev)
-{
- struct atl1_adapter *adapter = netdev_priv(netdev);
- struct atl1_hw *hw = &adapter->hw;
-
- if (netif_running(netdev)) {
- u16 phy_data;
- atl1_down(adapter);
-
- if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
- phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN;
- } else {
- switch (hw->media_type) {
- case MEDIA_TYPE_100M_FULL:
- phy_data = MII_CR_FULL_DUPLEX |
- MII_CR_SPEED_100 | MII_CR_RESET;
- break;
- case MEDIA_TYPE_100M_HALF:
- phy_data = MII_CR_SPEED_100 | MII_CR_RESET;
- break;
- case MEDIA_TYPE_10M_FULL:
- phy_data = MII_CR_FULL_DUPLEX |
- MII_CR_SPEED_10 | MII_CR_RESET;
- break;
- default:
- /* MEDIA_TYPE_10M_HALF */
- phy_data = MII_CR_SPEED_10 | MII_CR_RESET;
- }
- }
- atl1_write_phy_reg(hw, MII_BMCR, phy_data);
- atl1_up(adapter);
- }
- return 0;
-}
-
-static const struct ethtool_ops atl1_ethtool_ops = {
- .get_settings = atl1_get_settings,
- .set_settings = atl1_set_settings,
- .get_drvinfo = atl1_get_drvinfo,
- .get_wol = atl1_get_wol,
- .set_wol = atl1_set_wol,
- .get_msglevel = atl1_get_msglevel,
- .set_msglevel = atl1_set_msglevel,
- .get_regs_len = atl1_get_regs_len,
- .get_regs = atl1_get_regs,
- .get_ringparam = atl1_get_ringparam,
- .set_ringparam = atl1_set_ringparam,
- .get_pauseparam = atl1_get_pauseparam,
- .set_pauseparam = atl1_set_pauseparam,
- .get_link = ethtool_op_get_link,
- .get_strings = atl1_get_strings,
- .nway_reset = atl1_nway_reset,
- .get_ethtool_stats = atl1_get_ethtool_stats,
- .get_sset_count = atl1_get_sset_count,
-};
diff --git a/drivers/net/atlx/atl1.h b/drivers/net/atlx/atl1.h
deleted file mode 100644
index 109d6da8be97..000000000000
--- a/drivers/net/atlx/atl1.h
+++ /dev/null
@@ -1,792 +0,0 @@
-/*
- * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
- * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
- * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#ifndef ATL1_H
-#define ATL1_H
-
-#include <linux/compiler.h>
-#include <linux/ethtool.h>
-#include <linux/if_vlan.h>
-#include <linux/mii.h>
-#include <linux/module.h>
-#include <linux/skbuff.h>
-#include <linux/spinlock.h>
-#include <linux/timer.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-
-#include "atlx.h"
-
-#define ATLX_DRIVER_NAME "atl1"
-
-MODULE_DESCRIPTION("Atheros L1 Gigabit Ethernet Driver");
-
-#define atlx_adapter atl1_adapter
-#define atlx_check_for_link atl1_check_for_link
-#define atlx_check_link atl1_check_link
-#define atlx_hash_mc_addr atl1_hash_mc_addr
-#define atlx_hash_set atl1_hash_set
-#define atlx_hw atl1_hw
-#define atlx_mii_ioctl atl1_mii_ioctl
-#define atlx_read_phy_reg atl1_read_phy_reg
-#define atlx_set_mac atl1_set_mac
-#define atlx_set_mac_addr atl1_set_mac_addr
-
-struct atl1_adapter;
-struct atl1_hw;
-
-/* function prototypes needed by multiple files */
-static u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr);
-static void atl1_hash_set(struct atl1_hw *hw, u32 hash_value);
-static void atl1_set_mac_addr(struct atl1_hw *hw);
-static int atl1_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
- int cmd);
-static u32 atl1_check_link(struct atl1_adapter *adapter);
-
-/* hardware definitions specific to L1 */
-
-/* Block IDLE Status Register */
-#define IDLE_STATUS_RXMAC 0x1
-#define IDLE_STATUS_TXMAC 0x2
-#define IDLE_STATUS_RXQ 0x4
-#define IDLE_STATUS_TXQ 0x8
-#define IDLE_STATUS_DMAR 0x10
-#define IDLE_STATUS_DMAW 0x20
-#define IDLE_STATUS_SMB 0x40
-#define IDLE_STATUS_CMB 0x80
-
-/* MDIO Control Register */
-#define MDIO_WAIT_TIMES 30
-
-/* MAC Control Register */
-#define MAC_CTRL_TX_PAUSE 0x10000
-#define MAC_CTRL_SCNT 0x20000
-#define MAC_CTRL_SRST_TX 0x40000
-#define MAC_CTRL_TX_SIMURST 0x80000
-#define MAC_CTRL_SPEED_SHIFT 20
-#define MAC_CTRL_SPEED_MASK 0x300000
-#define MAC_CTRL_SPEED_1000 0x2
-#define MAC_CTRL_SPEED_10_100 0x1
-#define MAC_CTRL_DBG_TX_BKPRESURE 0x400000
-#define MAC_CTRL_TX_HUGE 0x800000
-#define MAC_CTRL_RX_CHKSUM_EN 0x1000000
-#define MAC_CTRL_DBG 0x8000000
-
-/* Wake-On-Lan control register */
-#define WOL_CLK_SWITCH_EN 0x8000
-#define WOL_PT5_EN 0x200000
-#define WOL_PT6_EN 0x400000
-#define WOL_PT5_MATCH 0x8000000
-#define WOL_PT6_MATCH 0x10000000
-
-/* WOL Length ( 2 DWORD ) */
-#define REG_WOL_PATTERN_LEN 0x14A4
-#define WOL_PT_LEN_MASK 0x7F
-#define WOL_PT0_LEN_SHIFT 0
-#define WOL_PT1_LEN_SHIFT 8
-#define WOL_PT2_LEN_SHIFT 16
-#define WOL_PT3_LEN_SHIFT 24
-#define WOL_PT4_LEN_SHIFT 0
-#define WOL_PT5_LEN_SHIFT 8
-#define WOL_PT6_LEN_SHIFT 16
-
-/* Internal SRAM Partition Registers, low 32 bits */
-#define REG_SRAM_RFD_LEN 0x1504
-#define REG_SRAM_RRD_ADDR 0x1508
-#define REG_SRAM_RRD_LEN 0x150C
-#define REG_SRAM_TPD_ADDR 0x1510
-#define REG_SRAM_TPD_LEN 0x1514
-#define REG_SRAM_TRD_ADDR 0x1518
-#define REG_SRAM_TRD_LEN 0x151C
-#define REG_SRAM_RXF_ADDR 0x1520
-#define REG_SRAM_RXF_LEN 0x1524
-#define REG_SRAM_TXF_ADDR 0x1528
-#define REG_SRAM_TXF_LEN 0x152C
-#define REG_SRAM_TCPH_PATH_ADDR 0x1530
-#define SRAM_TCPH_ADDR_MASK 0xFFF
-#define SRAM_TCPH_ADDR_SHIFT 0
-#define SRAM_PATH_ADDR_MASK 0xFFF
-#define SRAM_PATH_ADDR_SHIFT 16
-
-/* Load Ptr Register */
-#define REG_LOAD_PTR 0x1534
-
-/* Descriptor Control registers, low 32 bits */
-#define REG_DESC_RFD_ADDR_LO 0x1544
-#define REG_DESC_RRD_ADDR_LO 0x1548
-#define REG_DESC_TPD_ADDR_LO 0x154C
-#define REG_DESC_CMB_ADDR_LO 0x1550
-#define REG_DESC_SMB_ADDR_LO 0x1554
-#define REG_DESC_RFD_RRD_RING_SIZE 0x1558
-#define DESC_RFD_RING_SIZE_MASK 0x7FF
-#define DESC_RFD_RING_SIZE_SHIFT 0
-#define DESC_RRD_RING_SIZE_MASK 0x7FF
-#define DESC_RRD_RING_SIZE_SHIFT 16
-#define REG_DESC_TPD_RING_SIZE 0x155C
-#define DESC_TPD_RING_SIZE_MASK 0x3FF
-#define DESC_TPD_RING_SIZE_SHIFT 0
-
-/* TXQ Control Register */
-#define REG_TXQ_CTRL 0x1580
-#define TXQ_CTRL_TPD_BURST_NUM_SHIFT 0
-#define TXQ_CTRL_TPD_BURST_NUM_MASK 0x1F
-#define TXQ_CTRL_EN 0x20
-#define TXQ_CTRL_ENH_MODE 0x40
-#define TXQ_CTRL_TPD_FETCH_TH_SHIFT 8
-#define TXQ_CTRL_TPD_FETCH_TH_MASK 0x3F
-#define TXQ_CTRL_TXF_BURST_NUM_SHIFT 16
-#define TXQ_CTRL_TXF_BURST_NUM_MASK 0xFFFF
-
-/* Jumbo packet Threshold for task offload */
-#define REG_TX_JUMBO_TASK_TH_TPD_IPG 0x1584
-#define TX_JUMBO_TASK_TH_MASK 0x7FF
-#define TX_JUMBO_TASK_TH_SHIFT 0
-#define TX_TPD_MIN_IPG_MASK 0x1F
-#define TX_TPD_MIN_IPG_SHIFT 16
-
-/* RXQ Control Register */
-#define REG_RXQ_CTRL 0x15A0
-#define RXQ_CTRL_RFD_BURST_NUM_SHIFT 0
-#define RXQ_CTRL_RFD_BURST_NUM_MASK 0xFF
-#define RXQ_CTRL_RRD_BURST_THRESH_SHIFT 8
-#define RXQ_CTRL_RRD_BURST_THRESH_MASK 0xFF
-#define RXQ_CTRL_RFD_PREF_MIN_IPG_SHIFT 16
-#define RXQ_CTRL_RFD_PREF_MIN_IPG_MASK 0x1F
-#define RXQ_CTRL_CUT_THRU_EN 0x40000000
-#define RXQ_CTRL_EN 0x80000000
-
-/* Rx jumbo packet threshold and rrd retirement timer */
-#define REG_RXQ_JMBOSZ_RRDTIM 0x15A4
-#define RXQ_JMBOSZ_TH_MASK 0x7FF
-#define RXQ_JMBOSZ_TH_SHIFT 0
-#define RXQ_JMBO_LKAH_MASK 0xF
-#define RXQ_JMBO_LKAH_SHIFT 11
-#define RXQ_RRD_TIMER_MASK 0xFFFF
-#define RXQ_RRD_TIMER_SHIFT 16
-
-/* RFD flow control register */
-#define REG_RXQ_RXF_PAUSE_THRESH 0x15A8
-#define RXQ_RXF_PAUSE_TH_HI_SHIFT 16
-#define RXQ_RXF_PAUSE_TH_HI_MASK 0xFFF
-#define RXQ_RXF_PAUSE_TH_LO_SHIFT 0
-#define RXQ_RXF_PAUSE_TH_LO_MASK 0xFFF
-
-/* RRD flow control register */
-#define REG_RXQ_RRD_PAUSE_THRESH 0x15AC
-#define RXQ_RRD_PAUSE_TH_HI_SHIFT 0
-#define RXQ_RRD_PAUSE_TH_HI_MASK 0xFFF
-#define RXQ_RRD_PAUSE_TH_LO_SHIFT 16
-#define RXQ_RRD_PAUSE_TH_LO_MASK 0xFFF
-
-/* DMA Engine Control Register */
-#define REG_DMA_CTRL 0x15C0
-#define DMA_CTRL_DMAR_IN_ORDER 0x1
-#define DMA_CTRL_DMAR_ENH_ORDER 0x2
-#define DMA_CTRL_DMAR_OUT_ORDER 0x4
-#define DMA_CTRL_RCB_VALUE 0x8
-#define DMA_CTRL_DMAR_BURST_LEN_SHIFT 4
-#define DMA_CTRL_DMAR_BURST_LEN_MASK 7
-#define DMA_CTRL_DMAW_BURST_LEN_SHIFT 7
-#define DMA_CTRL_DMAW_BURST_LEN_MASK 7
-#define DMA_CTRL_DMAR_EN 0x400
-#define DMA_CTRL_DMAW_EN 0x800
-
-/* CMB/SMB Control Register */
-#define REG_CSMB_CTRL 0x15D0
-#define CSMB_CTRL_CMB_NOW 1
-#define CSMB_CTRL_SMB_NOW 2
-#define CSMB_CTRL_CMB_EN 4
-#define CSMB_CTRL_SMB_EN 8
-
-/* CMB DMA Write Threshold Register */
-#define REG_CMB_WRITE_TH 0x15D4
-#define CMB_RRD_TH_SHIFT 0
-#define CMB_RRD_TH_MASK 0x7FF
-#define CMB_TPD_TH_SHIFT 16
-#define CMB_TPD_TH_MASK 0x7FF
-
-/* RX/TX count-down timer to trigger CMB-write. 2us resolution. */
-#define REG_CMB_WRITE_TIMER 0x15D8
-#define CMB_RX_TM_SHIFT 0
-#define CMB_RX_TM_MASK 0xFFFF
-#define CMB_TX_TM_SHIFT 16
-#define CMB_TX_TM_MASK 0xFFFF
-
-/* Number of packet received since last CMB write */
-#define REG_CMB_RX_PKT_CNT 0x15DC
-
-/* Number of packet transmitted since last CMB write */
-#define REG_CMB_TX_PKT_CNT 0x15E0
-
-/* SMB auto DMA timer register */
-#define REG_SMB_TIMER 0x15E4
-
-/* Mailbox Register */
-#define REG_MAILBOX 0x15F0
-#define MB_RFD_PROD_INDX_SHIFT 0
-#define MB_RFD_PROD_INDX_MASK 0x7FF
-#define MB_RRD_CONS_INDX_SHIFT 11
-#define MB_RRD_CONS_INDX_MASK 0x7FF
-#define MB_TPD_PROD_INDX_SHIFT 22
-#define MB_TPD_PROD_INDX_MASK 0x3FF
-
-/* Interrupt Status Register */
-#define ISR_SMB 0x1
-#define ISR_TIMER 0x2
-#define ISR_MANUAL 0x4
-#define ISR_RXF_OV 0x8
-#define ISR_RFD_UNRUN 0x10
-#define ISR_RRD_OV 0x20
-#define ISR_TXF_UNRUN 0x40
-#define ISR_LINK 0x80
-#define ISR_HOST_RFD_UNRUN 0x100
-#define ISR_HOST_RRD_OV 0x200
-#define ISR_DMAR_TO_RST 0x400
-#define ISR_DMAW_TO_RST 0x800
-#define ISR_GPHY 0x1000
-#define ISR_RX_PKT 0x10000
-#define ISR_TX_PKT 0x20000
-#define ISR_TX_DMA 0x40000
-#define ISR_RX_DMA 0x80000
-#define ISR_CMB_RX 0x100000
-#define ISR_CMB_TX 0x200000
-#define ISR_MAC_RX 0x400000
-#define ISR_MAC_TX 0x800000
-#define ISR_DIS_SMB 0x20000000
-#define ISR_DIS_DMA 0x40000000
-
-/* Normal Interrupt mask */
-#define IMR_NORMAL_MASK (\
- ISR_SMB |\
- ISR_GPHY |\
- ISR_PHY_LINKDOWN|\
- ISR_DMAR_TO_RST |\
- ISR_DMAW_TO_RST |\
- ISR_CMB_TX |\
- ISR_CMB_RX)
-
-/* Debug Interrupt Mask (enable all interrupt) */
-#define IMR_DEBUG_MASK (\
- ISR_SMB |\
- ISR_TIMER |\
- ISR_MANUAL |\
- ISR_RXF_OV |\
- ISR_RFD_UNRUN |\
- ISR_RRD_OV |\
- ISR_TXF_UNRUN |\
- ISR_LINK |\
- ISR_CMB_TX |\
- ISR_CMB_RX |\
- ISR_RX_PKT |\
- ISR_TX_PKT |\
- ISR_MAC_RX |\
- ISR_MAC_TX)
-
-#define MEDIA_TYPE_1000M_FULL 1
-#define MEDIA_TYPE_100M_FULL 2
-#define MEDIA_TYPE_100M_HALF 3
-#define MEDIA_TYPE_10M_FULL 4
-#define MEDIA_TYPE_10M_HALF 5
-
-#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F /* All but 1000-Half */
-
-#define MAX_JUMBO_FRAME_SIZE 10240
-
-#define ATL1_EEDUMP_LEN 48
-
-/* Statistics counters collected by the MAC */
-struct stats_msg_block {
- /* rx */
- u32 rx_ok; /* good RX packets */
- u32 rx_bcast; /* good RX broadcast packets */
- u32 rx_mcast; /* good RX multicast packets */
- u32 rx_pause; /* RX pause frames */
- u32 rx_ctrl; /* RX control packets other than pause frames */
- u32 rx_fcs_err; /* RX packets with bad FCS */
- u32 rx_len_err; /* RX packets with length != actual size */
- u32 rx_byte_cnt; /* good bytes received. FCS is NOT included */
- u32 rx_runt; /* RX packets < 64 bytes with good FCS */
- u32 rx_frag; /* RX packets < 64 bytes with bad FCS */
- u32 rx_sz_64; /* 64 byte RX packets */
- u32 rx_sz_65_127;
- u32 rx_sz_128_255;
- u32 rx_sz_256_511;
- u32 rx_sz_512_1023;
- u32 rx_sz_1024_1518;
- u32 rx_sz_1519_max; /* 1519 byte to MTU RX packets */
- u32 rx_sz_ov; /* truncated RX packets > MTU */
- u32 rx_rxf_ov; /* frames dropped due to RX FIFO overflow */
- u32 rx_rrd_ov; /* frames dropped due to RRD overflow */
- u32 rx_align_err; /* alignment errors */
- u32 rx_bcast_byte_cnt; /* RX broadcast bytes, excluding FCS */
- u32 rx_mcast_byte_cnt; /* RX multicast bytes, excluding FCS */
- u32 rx_err_addr; /* packets dropped due to address filtering */
-
- /* tx */
- u32 tx_ok; /* good TX packets */
- u32 tx_bcast; /* good TX broadcast packets */
- u32 tx_mcast; /* good TX multicast packets */
- u32 tx_pause; /* TX pause frames */
- u32 tx_exc_defer; /* TX packets deferred excessively */
- u32 tx_ctrl; /* TX control frames, excluding pause frames */
- u32 tx_defer; /* TX packets deferred */
- u32 tx_byte_cnt; /* bytes transmitted, FCS is NOT included */
- u32 tx_sz_64; /* 64 byte TX packets */
- u32 tx_sz_65_127;
- u32 tx_sz_128_255;
- u32 tx_sz_256_511;
- u32 tx_sz_512_1023;
- u32 tx_sz_1024_1518;
- u32 tx_sz_1519_max; /* 1519 byte to MTU TX packets */
- u32 tx_1_col; /* packets TX after a single collision */
- u32 tx_2_col; /* packets TX after multiple collisions */
- u32 tx_late_col; /* TX packets with late collisions */
- u32 tx_abort_col; /* TX packets aborted w/excessive collisions */
- u32 tx_underrun; /* TX packets aborted due to TX FIFO underrun
- * or TRD FIFO underrun */
- u32 tx_rd_eop; /* reads beyond the EOP into the next frame
- * when TRD was not written timely */
- u32 tx_len_err; /* TX packets where length != actual size */
- u32 tx_trunc; /* TX packets truncated due to size > MTU */
- u32 tx_bcast_byte; /* broadcast bytes transmitted, excluding FCS */
- u32 tx_mcast_byte; /* multicast bytes transmitted, excluding FCS */
- u32 smb_updated; /* 1: SMB Updated. This is used by software to
- * indicate the statistics update. Software
- * should clear this bit after retrieving the
- * statistics information. */
-};
-
-/* Coalescing Message Block */
-struct coals_msg_block {
- u32 int_stats; /* interrupt status */
- u16 rrd_prod_idx; /* TRD Producer Index. */
- u16 rfd_cons_idx; /* RFD Consumer Index. */
- u16 update; /* Selene sets this bit every time it DMAs the
- * CMB to host memory. Software should clear
- * this bit when CMB info is processed. */
- u16 tpd_cons_idx; /* TPD Consumer Index. */
-};
-
-/* RRD descriptor */
-struct rx_return_desc {
- u8 num_buf; /* Number of RFD buffers used by the received packet */
- u8 resved;
- u16 buf_indx; /* RFD Index of the first buffer */
- union {
- u32 valid;
- struct {
- u16 rx_chksum;
- u16 pkt_size;
- } xsum_sz;
- } xsz;
-
- u16 pkt_flg; /* Packet flags */
- u16 err_flg; /* Error flags */
- u16 resved2;
- u16 vlan_tag; /* VLAN TAG */
-};
-
-#define PACKET_FLAG_ETH_TYPE 0x0080
-#define PACKET_FLAG_VLAN_INS 0x0100
-#define PACKET_FLAG_ERR 0x0200
-#define PACKET_FLAG_IPV4 0x0400
-#define PACKET_FLAG_UDP 0x0800
-#define PACKET_FLAG_TCP 0x1000
-#define PACKET_FLAG_BCAST 0x2000
-#define PACKET_FLAG_MCAST 0x4000
-#define PACKET_FLAG_PAUSE 0x8000
-
-#define ERR_FLAG_CRC 0x0001
-#define ERR_FLAG_CODE 0x0002
-#define ERR_FLAG_DRIBBLE 0x0004
-#define ERR_FLAG_RUNT 0x0008
-#define ERR_FLAG_OV 0x0010
-#define ERR_FLAG_TRUNC 0x0020
-#define ERR_FLAG_IP_CHKSUM 0x0040
-#define ERR_FLAG_L4_CHKSUM 0x0080
-#define ERR_FLAG_LEN 0x0100
-#define ERR_FLAG_DES_ADDR 0x0200
-
-/* RFD descriptor */
-struct rx_free_desc {
- __le64 buffer_addr; /* Address of the descriptor's data buffer */
- __le16 buf_len; /* Size of the receive buffer in host memory */
- u16 coalese; /* Update consumer index to host after the
- * reception of this frame */
- /* __packed is required */
-} __packed;
-
-/*
- * The L1 transmit packet descriptor is comprised of four 32-bit words.
- *
- * 31 0
- * +---------------------------------------+
- * | Word 0: Buffer addr lo |
- * +---------------------------------------+
- * | Word 1: Buffer addr hi |
- * +---------------------------------------+
- * | Word 2 |
- * +---------------------------------------+
- * | Word 3 |
- * +---------------------------------------+
- *
- * Words 0 and 1 combine to form a 64-bit buffer address.
- *
- * Word 2 is self explanatory in the #define block below.
- *
- * Word 3 has two forms, depending upon the state of bits 3 and 4.
- * If bits 3 and 4 are both zero, then bits 14:31 are unused by the
- * hardware. Otherwise, if either bit 3 or 4 is set, the definition
- * of bits 14:31 vary according to the following depiction.
- *
- * 0 End of packet 0 End of packet
- * 1 Coalesce 1 Coalesce
- * 2 Insert VLAN tag 2 Insert VLAN tag
- * 3 Custom csum enable = 0 3 Custom csum enable = 1
- * 4 Segment enable = 1 4 Segment enable = 0
- * 5 Generate IP checksum 5 Generate IP checksum
- * 6 Generate TCP checksum 6 Generate TCP checksum
- * 7 Generate UDP checksum 7 Generate UDP checksum
- * 8 VLAN tagged 8 VLAN tagged
- * 9 Ethernet frame type 9 Ethernet frame type
- * 10-+ 10-+
- * 11 | IP hdr length (10:13) 11 | IP hdr length (10:13)
- * 12 | (num 32-bit words) 12 | (num 32-bit words)
- * 13-+ 13-+
- * 14-+ 14 Unused
- * 15 | TCP hdr length (14:17) 15 Unused
- * 16 | (num 32-bit words) 16-+
- * 17-+ 17 |
- * 18 Header TPD flag 18 |
- * 19-+ 19 | Payload offset
- * 20 | 20 | (16:23)
- * 21 | 21 |
- * 22 | 22 |
- * 23 | 23-+
- * 24 | 24-+
- * 25 | MSS (19:31) 25 |
- * 26 | 26 |
- * 27 | 27 | Custom csum offset
- * 28 | 28 | (24:31)
- * 29 | 29 |
- * 30 | 30 |
- * 31-+ 31-+
- */
-
-/* tpd word 2 */
-#define TPD_BUFLEN_MASK 0x3FFF
-#define TPD_BUFLEN_SHIFT 0
-#define TPD_DMAINT_MASK 0x0001
-#define TPD_DMAINT_SHIFT 14
-#define TPD_PKTNT_MASK 0x0001
-#define TPD_PKTINT_SHIFT 15
-#define TPD_VLANTAG_MASK 0xFFFF
-#define TPD_VLANTAG_SHIFT 16
-
-/* tpd word 3 bits 0:13 */
-#define TPD_EOP_MASK 0x0001
-#define TPD_EOP_SHIFT 0
-#define TPD_COALESCE_MASK 0x0001
-#define TPD_COALESCE_SHIFT 1
-#define TPD_INS_VL_TAG_MASK 0x0001
-#define TPD_INS_VL_TAG_SHIFT 2
-#define TPD_CUST_CSUM_EN_MASK 0x0001
-#define TPD_CUST_CSUM_EN_SHIFT 3
-#define TPD_SEGMENT_EN_MASK 0x0001
-#define TPD_SEGMENT_EN_SHIFT 4
-#define TPD_IP_CSUM_MASK 0x0001
-#define TPD_IP_CSUM_SHIFT 5
-#define TPD_TCP_CSUM_MASK 0x0001
-#define TPD_TCP_CSUM_SHIFT 6
-#define TPD_UDP_CSUM_MASK 0x0001
-#define TPD_UDP_CSUM_SHIFT 7
-#define TPD_VL_TAGGED_MASK 0x0001
-#define TPD_VL_TAGGED_SHIFT 8
-#define TPD_ETHTYPE_MASK 0x0001
-#define TPD_ETHTYPE_SHIFT 9
-#define TPD_IPHL_MASK 0x000F
-#define TPD_IPHL_SHIFT 10
-
-/* tpd word 3 bits 14:31 if segment enabled */
-#define TPD_TCPHDRLEN_MASK 0x000F
-#define TPD_TCPHDRLEN_SHIFT 14
-#define TPD_HDRFLAG_MASK 0x0001
-#define TPD_HDRFLAG_SHIFT 18
-#define TPD_MSS_MASK 0x1FFF
-#define TPD_MSS_SHIFT 19
-
-/* tpd word 3 bits 16:31 if custom csum enabled */
-#define TPD_PLOADOFFSET_MASK 0x00FF
-#define TPD_PLOADOFFSET_SHIFT 16
-#define TPD_CCSUMOFFSET_MASK 0x00FF
-#define TPD_CCSUMOFFSET_SHIFT 24
-
-struct tx_packet_desc {
- __le64 buffer_addr;
- __le32 word2;
- __le32 word3;
-};
-
-/* DMA Order Settings */
-enum atl1_dma_order {
- atl1_dma_ord_in = 1,
- atl1_dma_ord_enh = 2,
- atl1_dma_ord_out = 4
-};
-
-enum atl1_dma_rcb {
- atl1_rcb_64 = 0,
- atl1_rcb_128 = 1
-};
-
-enum atl1_dma_req_block {
- atl1_dma_req_128 = 0,
- atl1_dma_req_256 = 1,
- atl1_dma_req_512 = 2,
- atl1_dma_req_1024 = 3,
- atl1_dma_req_2048 = 4,
- atl1_dma_req_4096 = 5
-};
-
-#define ATL1_MAX_INTR 3
-#define ATL1_MAX_TX_BUF_LEN 0x3000 /* 12288 bytes */
-
-#define ATL1_DEFAULT_TPD 256
-#define ATL1_MAX_TPD 1024
-#define ATL1_MIN_TPD 64
-#define ATL1_DEFAULT_RFD 512
-#define ATL1_MIN_RFD 128
-#define ATL1_MAX_RFD 2048
-#define ATL1_REG_COUNT 1538
-
-#define ATL1_GET_DESC(R, i, type) (&(((type *)((R)->desc))[i]))
-#define ATL1_RFD_DESC(R, i) ATL1_GET_DESC(R, i, struct rx_free_desc)
-#define ATL1_TPD_DESC(R, i) ATL1_GET_DESC(R, i, struct tx_packet_desc)
-#define ATL1_RRD_DESC(R, i) ATL1_GET_DESC(R, i, struct rx_return_desc)
-
-/*
- * atl1_ring_header represents a single, contiguous block of DMA space
- * mapped for the three descriptor rings (tpd, rfd, rrd) and the two
- * message blocks (cmb, smb) described below
- */
-struct atl1_ring_header {
- void *desc; /* virtual address */
- dma_addr_t dma; /* physical address*/
- unsigned int size; /* length in bytes */
-};
-
-/*
- * atl1_buffer is wrapper around a pointer to a socket buffer
- * so a DMA handle can be stored along with the skb
- */
-struct atl1_buffer {
- struct sk_buff *skb; /* socket buffer */
- u16 length; /* rx buffer length */
- u16 alloced; /* 1 if skb allocated */
- dma_addr_t dma;
-};
-
-/* transmit packet descriptor (tpd) ring */
-struct atl1_tpd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- u16 size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- u16 hw_idx; /* hardware index */
- atomic_t next_to_clean;
- atomic_t next_to_use;
- struct atl1_buffer *buffer_info;
-};
-
-/* receive free descriptor (rfd) ring */
-struct atl1_rfd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- u16 size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- atomic_t next_to_use;
- u16 next_to_clean;
- struct atl1_buffer *buffer_info;
-};
-
-/* receive return descriptor (rrd) ring */
-struct atl1_rrd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- unsigned int size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- u16 next_to_use;
- atomic_t next_to_clean;
-};
-
-/* coalescing message block (cmb) */
-struct atl1_cmb {
- struct coals_msg_block *cmb;
- dma_addr_t dma;
-};
-
-/* statistics message block (smb) */
-struct atl1_smb {
- struct stats_msg_block *smb;
- dma_addr_t dma;
-};
-
-/* Statistics counters */
-struct atl1_sft_stats {
- u64 rx_packets;
- u64 tx_packets;
- u64 rx_bytes;
- u64 tx_bytes;
- u64 multicast;
- u64 collisions;
- u64 rx_errors;
- u64 rx_length_errors;
- u64 rx_crc_errors;
- u64 rx_frame_errors;
- u64 rx_fifo_errors;
- u64 rx_missed_errors;
- u64 tx_errors;
- u64 tx_fifo_errors;
- u64 tx_aborted_errors;
- u64 tx_window_errors;
- u64 tx_carrier_errors;
- u64 tx_pause; /* TX pause frames */
- u64 excecol; /* TX packets w/ excessive collisions */
- u64 deffer; /* TX packets deferred */
- u64 scc; /* packets TX after a single collision */
- u64 mcc; /* packets TX after multiple collisions */
- u64 latecol; /* TX packets w/ late collisions */
- u64 tx_underun; /* TX packets aborted due to TX FIFO underrun
- * or TRD FIFO underrun */
- u64 tx_trunc; /* TX packets truncated due to size > MTU */
- u64 rx_pause; /* num Pause packets received. */
- u64 rx_rrd_ov;
- u64 rx_trunc;
-};
-
-/* hardware structure */
-struct atl1_hw {
- u8 __iomem *hw_addr;
- struct atl1_adapter *back;
- enum atl1_dma_order dma_ord;
- enum atl1_dma_rcb rcb_value;
- enum atl1_dma_req_block dmar_block;
- enum atl1_dma_req_block dmaw_block;
- u8 preamble_len;
- u8 max_retry;
- u8 jam_ipg; /* IPG to start JAM for collision based flow
- * control in half-duplex mode. In units of
- * 8-bit time */
- u8 ipgt; /* Desired back to back inter-packet gap.
- * The default is 96-bit time */
- u8 min_ifg; /* Minimum number of IFG to enforce in between
- * receive frames. Frame gap below such IFP
- * is dropped */
- u8 ipgr1; /* 64bit Carrier-Sense window */
- u8 ipgr2; /* 96-bit IPG window */
- u8 tpd_burst; /* Number of TPD to prefetch in cache-aligned
- * burst. Each TPD is 16 bytes long */
- u8 rfd_burst; /* Number of RFD to prefetch in cache-aligned
- * burst. Each RFD is 12 bytes long */
- u8 rfd_fetch_gap;
- u8 rrd_burst; /* Threshold number of RRDs that can be retired
- * in a burst. Each RRD is 16 bytes long */
- u8 tpd_fetch_th;
- u8 tpd_fetch_gap;
- u16 tx_jumbo_task_th;
- u16 txf_burst; /* Number of data bytes to read in a cache-
- * aligned burst. Each SRAM entry is 8 bytes */
- u16 rx_jumbo_th; /* Jumbo packet size for non-VLAN packet. VLAN
- * packets should add 4 bytes */
- u16 rx_jumbo_lkah;
- u16 rrd_ret_timer; /* RRD retirement timer. Decrement by 1 after
- * every 512ns passes. */
- u16 lcol; /* Collision Window */
-
- u16 cmb_tpd;
- u16 cmb_rrd;
- u16 cmb_rx_timer;
- u16 cmb_tx_timer;
- u32 smb_timer;
- u16 media_type;
- u16 autoneg_advertised;
-
- u16 mii_autoneg_adv_reg;
- u16 mii_1000t_ctrl_reg;
-
- u32 max_frame_size;
- u32 min_frame_size;
-
- u16 dev_rev;
-
- /* spi flash */
- u8 flash_vendor;
-
- u8 mac_addr[ETH_ALEN];
- u8 perm_mac_addr[ETH_ALEN];
-
- bool phy_configured;
-};
-
-struct atl1_adapter {
- struct net_device *netdev;
- struct pci_dev *pdev;
-
- struct atl1_sft_stats soft_stats;
- u32 rx_buffer_len;
- u32 wol;
- u16 link_speed;
- u16 link_duplex;
- spinlock_t lock;
- struct work_struct tx_timeout_task;
- struct work_struct link_chg_task;
- struct work_struct pcie_dma_to_rst_task;
-
- struct timer_list phy_config_timer;
- bool phy_timer_pending;
-
- /* all descriptor rings' memory */
- struct atl1_ring_header ring_header;
-
- /* TX */
- struct atl1_tpd_ring tpd_ring;
- spinlock_t mb_lock;
-
- /* RX */
- struct atl1_rfd_ring rfd_ring;
- struct atl1_rrd_ring rrd_ring;
- u64 hw_csum_err;
- u64 hw_csum_good;
- u32 msg_enable;
- u16 imt; /* interrupt moderator timer (2us resolution) */
- u16 ict; /* interrupt clear timer (2us resolution */
- struct mii_if_info mii; /* MII interface info */
-
- u32 bd_number; /* board number */
- bool pci_using_64;
- struct atl1_hw hw;
- struct atl1_smb smb;
- struct atl1_cmb cmb;
-};
-
-#endif /* ATL1_H */
diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
deleted file mode 100644
index d4f7dda39721..000000000000
--- a/drivers/net/atlx/atl2.c
+++ /dev/null
@@ -1,3119 +0,0 @@
-/*
- * Copyright(c) 2006 - 2007 Atheros Corporation. All rights reserved.
- * Copyright(c) 2007 - 2008 Chris Snook <csnook@redhat.com>
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#include <linux/atomic.h>
-#include <linux/crc32.h>
-#include <linux/dma-mapping.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/hardirq.h>
-#include <linux/if_vlan.h>
-#include <linux/in.h>
-#include <linux/interrupt.h>
-#include <linux/ip.h>
-#include <linux/irqflags.h>
-#include <linux/irqreturn.h>
-#include <linux/mii.h>
-#include <linux/net.h>
-#include <linux/netdevice.h>
-#include <linux/pci.h>
-#include <linux/pci_ids.h>
-#include <linux/pm.h>
-#include <linux/skbuff.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/string.h>
-#include <linux/tcp.h>
-#include <linux/timer.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-
-#include "atl2.h"
-
-#define ATL2_DRV_VERSION "2.2.3"
-
-static const char atl2_driver_name[] = "atl2";
-static const char atl2_driver_string[] = "Atheros(R) L2 Ethernet Driver";
-static const char atl2_copyright[] = "Copyright (c) 2007 Atheros Corporation.";
-static const char atl2_driver_version[] = ATL2_DRV_VERSION;
-
-MODULE_AUTHOR("Atheros Corporation <xiong.huang@atheros.com>, Chris Snook <csnook@redhat.com>");
-MODULE_DESCRIPTION("Atheros Fast Ethernet Network Driver");
-MODULE_LICENSE("GPL");
-MODULE_VERSION(ATL2_DRV_VERSION);
-
-/*
- * atl2_pci_tbl - PCI Device ID Table
- */
-static DEFINE_PCI_DEVICE_TABLE(atl2_pci_tbl) = {
- {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L2)},
- /* required last entry */
- {0,}
-};
-MODULE_DEVICE_TABLE(pci, atl2_pci_tbl);
-
-static void atl2_set_ethtool_ops(struct net_device *netdev);
-
-static void atl2_check_options(struct atl2_adapter *adapter);
-
-/*
- * atl2_sw_init - Initialize general software structures (struct atl2_adapter)
- * @adapter: board private structure to initialize
- *
- * atl2_sw_init initializes the Adapter private data structure.
- * Fields are initialized based on PCI device information and
- * OS network device settings (MTU size).
- */
-static int __devinit atl2_sw_init(struct atl2_adapter *adapter)
-{
- struct atl2_hw *hw = &adapter->hw;
- struct pci_dev *pdev = adapter->pdev;
-
- /* PCI config space info */
- hw->vendor_id = pdev->vendor;
- hw->device_id = pdev->device;
- hw->subsystem_vendor_id = pdev->subsystem_vendor;
- hw->subsystem_id = pdev->subsystem_device;
- hw->revision_id = pdev->revision;
-
- pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
-
- adapter->wol = 0;
- adapter->ict = 50000; /* ~100ms */
- adapter->link_speed = SPEED_0; /* hardware init */
- adapter->link_duplex = FULL_DUPLEX;
-
- hw->phy_configured = false;
- hw->preamble_len = 7;
- hw->ipgt = 0x60;
- hw->min_ifg = 0x50;
- hw->ipgr1 = 0x40;
- hw->ipgr2 = 0x60;
- hw->retry_buf = 2;
- hw->max_retry = 0xf;
- hw->lcol = 0x37;
- hw->jam_ipg = 7;
- hw->fc_rxd_hi = 0;
- hw->fc_rxd_lo = 0;
- hw->max_frame_size = adapter->netdev->mtu;
-
- spin_lock_init(&adapter->stats_lock);
-
- set_bit(__ATL2_DOWN, &adapter->flags);
-
- return 0;
-}
-
-/*
- * atl2_set_multi - Multicast and Promiscuous mode set
- * @netdev: network interface device structure
- *
- * The set_multi entry point is called whenever the multicast address
- * list or the network interface flags are updated. This routine is
- * responsible for configuring the hardware for proper multicast,
- * promiscuous mode, and all-multi behavior.
- */
-static void atl2_set_multi(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
- struct netdev_hw_addr *ha;
- u32 rctl;
- u32 hash_value;
-
- /* Check for Promiscuous and All Multicast modes */
- rctl = ATL2_READ_REG(hw, REG_MAC_CTRL);
-
- if (netdev->flags & IFF_PROMISC) {
- rctl |= MAC_CTRL_PROMIS_EN;
- } else if (netdev->flags & IFF_ALLMULTI) {
- rctl |= MAC_CTRL_MC_ALL_EN;
- rctl &= ~MAC_CTRL_PROMIS_EN;
- } else
- rctl &= ~(MAC_CTRL_PROMIS_EN | MAC_CTRL_MC_ALL_EN);
-
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, rctl);
-
- /* clear the old settings from the multicast hash table */
- ATL2_WRITE_REG(hw, REG_RX_HASH_TABLE, 0);
- ATL2_WRITE_REG_ARRAY(hw, REG_RX_HASH_TABLE, 1, 0);
-
- /* comoute mc addresses' hash value ,and put it into hash table */
- netdev_for_each_mc_addr(ha, netdev) {
- hash_value = atl2_hash_mc_addr(hw, ha->addr);
- atl2_hash_set(hw, hash_value);
- }
-}
-
-static void init_ring_ptrs(struct atl2_adapter *adapter)
-{
- /* Read / Write Ptr Initialize: */
- adapter->txd_write_ptr = 0;
- atomic_set(&adapter->txd_read_ptr, 0);
-
- adapter->rxd_read_ptr = 0;
- adapter->rxd_write_ptr = 0;
-
- atomic_set(&adapter->txs_write_ptr, 0);
- adapter->txs_next_clear = 0;
-}
-
-/*
- * atl2_configure - Configure Transmit&Receive Unit after Reset
- * @adapter: board private structure
- *
- * Configure the Tx /Rx unit of the MAC after a reset.
- */
-static int atl2_configure(struct atl2_adapter *adapter)
-{
- struct atl2_hw *hw = &adapter->hw;
- u32 value;
-
- /* clear interrupt status */
- ATL2_WRITE_REG(&adapter->hw, REG_ISR, 0xffffffff);
-
- /* set MAC Address */
- value = (((u32)hw->mac_addr[2]) << 24) |
- (((u32)hw->mac_addr[3]) << 16) |
- (((u32)hw->mac_addr[4]) << 8) |
- (((u32)hw->mac_addr[5]));
- ATL2_WRITE_REG(hw, REG_MAC_STA_ADDR, value);
- value = (((u32)hw->mac_addr[0]) << 8) |
- (((u32)hw->mac_addr[1]));
- ATL2_WRITE_REG(hw, (REG_MAC_STA_ADDR+4), value);
-
- /* HI base address */
- ATL2_WRITE_REG(hw, REG_DESC_BASE_ADDR_HI,
- (u32)((adapter->ring_dma & 0xffffffff00000000ULL) >> 32));
-
- /* LO base address */
- ATL2_WRITE_REG(hw, REG_TXD_BASE_ADDR_LO,
- (u32)(adapter->txd_dma & 0x00000000ffffffffULL));
- ATL2_WRITE_REG(hw, REG_TXS_BASE_ADDR_LO,
- (u32)(adapter->txs_dma & 0x00000000ffffffffULL));
- ATL2_WRITE_REG(hw, REG_RXD_BASE_ADDR_LO,
- (u32)(adapter->rxd_dma & 0x00000000ffffffffULL));
-
- /* element count */
- ATL2_WRITE_REGW(hw, REG_TXD_MEM_SIZE, (u16)(adapter->txd_ring_size/4));
- ATL2_WRITE_REGW(hw, REG_TXS_MEM_SIZE, (u16)adapter->txs_ring_size);
- ATL2_WRITE_REGW(hw, REG_RXD_BUF_NUM, (u16)adapter->rxd_ring_size);
-
- /* config Internal SRAM */
-/*
- ATL2_WRITE_REGW(hw, REG_SRAM_TXRAM_END, sram_tx_end);
- ATL2_WRITE_REGW(hw, REG_SRAM_TXRAM_END, sram_rx_end);
-*/
-
- /* config IPG/IFG */
- value = (((u32)hw->ipgt & MAC_IPG_IFG_IPGT_MASK) <<
- MAC_IPG_IFG_IPGT_SHIFT) |
- (((u32)hw->min_ifg & MAC_IPG_IFG_MIFG_MASK) <<
- MAC_IPG_IFG_MIFG_SHIFT) |
- (((u32)hw->ipgr1 & MAC_IPG_IFG_IPGR1_MASK) <<
- MAC_IPG_IFG_IPGR1_SHIFT)|
- (((u32)hw->ipgr2 & MAC_IPG_IFG_IPGR2_MASK) <<
- MAC_IPG_IFG_IPGR2_SHIFT);
- ATL2_WRITE_REG(hw, REG_MAC_IPG_IFG, value);
-
- /* config Half-Duplex Control */
- value = ((u32)hw->lcol & MAC_HALF_DUPLX_CTRL_LCOL_MASK) |
- (((u32)hw->max_retry & MAC_HALF_DUPLX_CTRL_RETRY_MASK) <<
- MAC_HALF_DUPLX_CTRL_RETRY_SHIFT) |
- MAC_HALF_DUPLX_CTRL_EXC_DEF_EN |
- (0xa << MAC_HALF_DUPLX_CTRL_ABEBT_SHIFT) |
- (((u32)hw->jam_ipg & MAC_HALF_DUPLX_CTRL_JAMIPG_MASK) <<
- MAC_HALF_DUPLX_CTRL_JAMIPG_SHIFT);
- ATL2_WRITE_REG(hw, REG_MAC_HALF_DUPLX_CTRL, value);
-
- /* set Interrupt Moderator Timer */
- ATL2_WRITE_REGW(hw, REG_IRQ_MODU_TIMER_INIT, adapter->imt);
- ATL2_WRITE_REG(hw, REG_MASTER_CTRL, MASTER_CTRL_ITIMER_EN);
-
- /* set Interrupt Clear Timer */
- ATL2_WRITE_REGW(hw, REG_CMBDISDMA_TIMER, adapter->ict);
-
- /* set MTU */
- ATL2_WRITE_REG(hw, REG_MTU, adapter->netdev->mtu +
- ENET_HEADER_SIZE + VLAN_SIZE + ETHERNET_FCS_SIZE);
-
- /* 1590 */
- ATL2_WRITE_REG(hw, REG_TX_CUT_THRESH, 0x177);
-
- /* flow control */
- ATL2_WRITE_REGW(hw, REG_PAUSE_ON_TH, hw->fc_rxd_hi);
- ATL2_WRITE_REGW(hw, REG_PAUSE_OFF_TH, hw->fc_rxd_lo);
-
- /* Init mailbox */
- ATL2_WRITE_REGW(hw, REG_MB_TXD_WR_IDX, (u16)adapter->txd_write_ptr);
- ATL2_WRITE_REGW(hw, REG_MB_RXD_RD_IDX, (u16)adapter->rxd_read_ptr);
-
- /* enable DMA read/write */
- ATL2_WRITE_REGB(hw, REG_DMAR, DMAR_EN);
- ATL2_WRITE_REGB(hw, REG_DMAW, DMAW_EN);
-
- value = ATL2_READ_REG(&adapter->hw, REG_ISR);
- if ((value & ISR_PHY_LINKDOWN) != 0)
- value = 1; /* config failed */
- else
- value = 0;
-
- /* clear all interrupt status */
- ATL2_WRITE_REG(&adapter->hw, REG_ISR, 0x3fffffff);
- ATL2_WRITE_REG(&adapter->hw, REG_ISR, 0);
- return value;
-}
-
-/*
- * atl2_setup_ring_resources - allocate Tx / RX descriptor resources
- * @adapter: board private structure
- *
- * Return 0 on success, negative on failure
- */
-static s32 atl2_setup_ring_resources(struct atl2_adapter *adapter)
-{
- struct pci_dev *pdev = adapter->pdev;
- int size;
- u8 offset = 0;
-
- /* real ring DMA buffer */
- adapter->ring_size = size =
- adapter->txd_ring_size * 1 + 7 + /* dword align */
- adapter->txs_ring_size * 4 + 7 + /* dword align */
- adapter->rxd_ring_size * 1536 + 127; /* 128bytes align */
-
- adapter->ring_vir_addr = pci_alloc_consistent(pdev, size,
- &adapter->ring_dma);
- if (!adapter->ring_vir_addr)
- return -ENOMEM;
- memset(adapter->ring_vir_addr, 0, adapter->ring_size);
-
- /* Init TXD Ring */
- adapter->txd_dma = adapter->ring_dma ;
- offset = (adapter->txd_dma & 0x7) ? (8 - (adapter->txd_dma & 0x7)) : 0;
- adapter->txd_dma += offset;
- adapter->txd_ring = adapter->ring_vir_addr + offset;
-
- /* Init TXS Ring */
- adapter->txs_dma = adapter->txd_dma + adapter->txd_ring_size;
- offset = (adapter->txs_dma & 0x7) ? (8 - (adapter->txs_dma & 0x7)) : 0;
- adapter->txs_dma += offset;
- adapter->txs_ring = (struct tx_pkt_status *)
- (((u8 *)adapter->txd_ring) + (adapter->txd_ring_size + offset));
-
- /* Init RXD Ring */
- adapter->rxd_dma = adapter->txs_dma + adapter->txs_ring_size * 4;
- offset = (adapter->rxd_dma & 127) ?
- (128 - (adapter->rxd_dma & 127)) : 0;
- if (offset > 7)
- offset -= 8;
- else
- offset += (128 - 8);
-
- adapter->rxd_dma += offset;
- adapter->rxd_ring = (struct rx_desc *) (((u8 *)adapter->txs_ring) +
- (adapter->txs_ring_size * 4 + offset));
-
-/*
- * Read / Write Ptr Initialize:
- * init_ring_ptrs(adapter);
- */
- return 0;
-}
-
-/*
- * atl2_irq_enable - Enable default interrupt generation settings
- * @adapter: board private structure
- */
-static inline void atl2_irq_enable(struct atl2_adapter *adapter)
-{
- ATL2_WRITE_REG(&adapter->hw, REG_IMR, IMR_NORMAL_MASK);
- ATL2_WRITE_FLUSH(&adapter->hw);
-}
-
-/*
- * atl2_irq_disable - Mask off interrupt generation on the NIC
- * @adapter: board private structure
- */
-static inline void atl2_irq_disable(struct atl2_adapter *adapter)
-{
- ATL2_WRITE_REG(&adapter->hw, REG_IMR, 0);
- ATL2_WRITE_FLUSH(&adapter->hw);
- synchronize_irq(adapter->pdev->irq);
-}
-
-static void __atl2_vlan_mode(u32 features, u32 *ctrl)
-{
- if (features & NETIF_F_HW_VLAN_RX) {
- /* enable VLAN tag insert/strip */
- *ctrl |= MAC_CTRL_RMV_VLAN;
- } else {
- /* disable VLAN tag insert/strip */
- *ctrl &= ~MAC_CTRL_RMV_VLAN;
- }
-}
-
-static void atl2_vlan_mode(struct net_device *netdev, u32 features)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- u32 ctrl;
-
- atl2_irq_disable(adapter);
-
- ctrl = ATL2_READ_REG(&adapter->hw, REG_MAC_CTRL);
- __atl2_vlan_mode(features, &ctrl);
- ATL2_WRITE_REG(&adapter->hw, REG_MAC_CTRL, ctrl);
-
- atl2_irq_enable(adapter);
-}
-
-static void atl2_restore_vlan(struct atl2_adapter *adapter)
-{
- atl2_vlan_mode(adapter->netdev, adapter->netdev->features);
-}
-
-static u32 atl2_fix_features(struct net_device *netdev, u32 features)
-{
- /*
- * Since there is no support for separate rx/tx vlan accel
- * enable/disable make sure tx flag is always in same state as rx.
- */
- if (features & NETIF_F_HW_VLAN_RX)
- features |= NETIF_F_HW_VLAN_TX;
- else
- features &= ~NETIF_F_HW_VLAN_TX;
-
- return features;
-}
-
-static int atl2_set_features(struct net_device *netdev, u32 features)
-{
- u32 changed = netdev->features ^ features;
-
- if (changed & NETIF_F_HW_VLAN_RX)
- atl2_vlan_mode(netdev, features);
-
- return 0;
-}
-
-static void atl2_intr_rx(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- struct rx_desc *rxd;
- struct sk_buff *skb;
-
- do {
- rxd = adapter->rxd_ring+adapter->rxd_write_ptr;
- if (!rxd->status.update)
- break; /* end of tx */
-
- /* clear this flag at once */
- rxd->status.update = 0;
-
- if (rxd->status.ok && rxd->status.pkt_size >= 60) {
- int rx_size = (int)(rxd->status.pkt_size - 4);
- /* alloc new buffer */
- skb = netdev_alloc_skb_ip_align(netdev, rx_size);
- if (NULL == skb) {
- printk(KERN_WARNING
- "%s: Mem squeeze, deferring packet.\n",
- netdev->name);
- /*
- * Check that some rx space is free. If not,
- * free one and mark stats->rx_dropped++.
- */
- netdev->stats.rx_dropped++;
- break;
- }
- memcpy(skb->data, rxd->packet, rx_size);
- skb_put(skb, rx_size);
- skb->protocol = eth_type_trans(skb, netdev);
- if (rxd->status.vlan) {
- u16 vlan_tag = (rxd->status.vtag>>4) |
- ((rxd->status.vtag&7) << 13) |
- ((rxd->status.vtag&8) << 9);
-
- __vlan_hwaccel_put_tag(skb, vlan_tag);
- }
- netif_rx(skb);
- netdev->stats.rx_bytes += rx_size;
- netdev->stats.rx_packets++;
- } else {
- netdev->stats.rx_errors++;
-
- if (rxd->status.ok && rxd->status.pkt_size <= 60)
- netdev->stats.rx_length_errors++;
- if (rxd->status.mcast)
- netdev->stats.multicast++;
- if (rxd->status.crc)
- netdev->stats.rx_crc_errors++;
- if (rxd->status.align)
- netdev->stats.rx_frame_errors++;
- }
-
- /* advance write ptr */
- if (++adapter->rxd_write_ptr == adapter->rxd_ring_size)
- adapter->rxd_write_ptr = 0;
- } while (1);
-
- /* update mailbox? */
- adapter->rxd_read_ptr = adapter->rxd_write_ptr;
- ATL2_WRITE_REGW(&adapter->hw, REG_MB_RXD_RD_IDX, adapter->rxd_read_ptr);
-}
-
-static void atl2_intr_tx(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- u32 txd_read_ptr;
- u32 txs_write_ptr;
- struct tx_pkt_status *txs;
- struct tx_pkt_header *txph;
- int free_hole = 0;
-
- do {
- txs_write_ptr = (u32) atomic_read(&adapter->txs_write_ptr);
- txs = adapter->txs_ring + txs_write_ptr;
- if (!txs->update)
- break; /* tx stop here */
-
- free_hole = 1;
- txs->update = 0;
-
- if (++txs_write_ptr == adapter->txs_ring_size)
- txs_write_ptr = 0;
- atomic_set(&adapter->txs_write_ptr, (int)txs_write_ptr);
-
- txd_read_ptr = (u32) atomic_read(&adapter->txd_read_ptr);
- txph = (struct tx_pkt_header *)
- (((u8 *)adapter->txd_ring) + txd_read_ptr);
-
- if (txph->pkt_size != txs->pkt_size) {
- struct tx_pkt_status *old_txs = txs;
- printk(KERN_WARNING
- "%s: txs packet size not consistent with txd"
- " txd_:0x%08x, txs_:0x%08x!\n",
- adapter->netdev->name,
- *(u32 *)txph, *(u32 *)txs);
- printk(KERN_WARNING
- "txd read ptr: 0x%x\n",
- txd_read_ptr);
- txs = adapter->txs_ring + txs_write_ptr;
- printk(KERN_WARNING
- "txs-behind:0x%08x\n",
- *(u32 *)txs);
- if (txs_write_ptr < 2) {
- txs = adapter->txs_ring +
- (adapter->txs_ring_size +
- txs_write_ptr - 2);
- } else {
- txs = adapter->txs_ring + (txs_write_ptr - 2);
- }
- printk(KERN_WARNING
- "txs-before:0x%08x\n",
- *(u32 *)txs);
- txs = old_txs;
- }
-
- /* 4for TPH */
- txd_read_ptr += (((u32)(txph->pkt_size) + 7) & ~3);
- if (txd_read_ptr >= adapter->txd_ring_size)
- txd_read_ptr -= adapter->txd_ring_size;
-
- atomic_set(&adapter->txd_read_ptr, (int)txd_read_ptr);
-
- /* tx statistics: */
- if (txs->ok) {
- netdev->stats.tx_bytes += txs->pkt_size;
- netdev->stats.tx_packets++;
- }
- else
- netdev->stats.tx_errors++;
-
- if (txs->defer)
- netdev->stats.collisions++;
- if (txs->abort_col)
- netdev->stats.tx_aborted_errors++;
- if (txs->late_col)
- netdev->stats.tx_window_errors++;
- if (txs->underun)
- netdev->stats.tx_fifo_errors++;
- } while (1);
-
- if (free_hole) {
- if (netif_queue_stopped(adapter->netdev) &&
- netif_carrier_ok(adapter->netdev))
- netif_wake_queue(adapter->netdev);
- }
-}
-
-static void atl2_check_for_link(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- u16 phy_data = 0;
-
- spin_lock(&adapter->stats_lock);
- atl2_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
- atl2_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
- spin_unlock(&adapter->stats_lock);
-
- /* notify upper layer link down ASAP */
- if (!(phy_data & BMSR_LSTATUS)) { /* Link Down */
- if (netif_carrier_ok(netdev)) { /* old link state: Up */
- printk(KERN_INFO "%s: %s NIC Link is Down\n",
- atl2_driver_name, netdev->name);
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
- }
- }
- schedule_work(&adapter->link_chg_task);
-}
-
-static inline void atl2_clear_phy_int(struct atl2_adapter *adapter)
-{
- u16 phy_data;
- spin_lock(&adapter->stats_lock);
- atl2_read_phy_reg(&adapter->hw, 19, &phy_data);
- spin_unlock(&adapter->stats_lock);
-}
-
-/*
- * atl2_intr - Interrupt Handler
- * @irq: interrupt number
- * @data: pointer to a network interface device structure
- * @pt_regs: CPU registers structure
- */
-static irqreturn_t atl2_intr(int irq, void *data)
-{
- struct atl2_adapter *adapter = netdev_priv(data);
- struct atl2_hw *hw = &adapter->hw;
- u32 status;
-
- status = ATL2_READ_REG(hw, REG_ISR);
- if (0 == status)
- return IRQ_NONE;
-
- /* link event */
- if (status & ISR_PHY)
- atl2_clear_phy_int(adapter);
-
- /* clear ISR status, and Enable CMB DMA/Disable Interrupt */
- ATL2_WRITE_REG(hw, REG_ISR, status | ISR_DIS_INT);
-
- /* check if PCIE PHY Link down */
- if (status & ISR_PHY_LINKDOWN) {
- if (netif_running(adapter->netdev)) { /* reset MAC */
- ATL2_WRITE_REG(hw, REG_ISR, 0);
- ATL2_WRITE_REG(hw, REG_IMR, 0);
- ATL2_WRITE_FLUSH(hw);
- schedule_work(&adapter->reset_task);
- return IRQ_HANDLED;
- }
- }
-
- /* check if DMA read/write error? */
- if (status & (ISR_DMAR_TO_RST | ISR_DMAW_TO_RST)) {
- ATL2_WRITE_REG(hw, REG_ISR, 0);
- ATL2_WRITE_REG(hw, REG_IMR, 0);
- ATL2_WRITE_FLUSH(hw);
- schedule_work(&adapter->reset_task);
- return IRQ_HANDLED;
- }
-
- /* link event */
- if (status & (ISR_PHY | ISR_MANUAL)) {
- adapter->netdev->stats.tx_carrier_errors++;
- atl2_check_for_link(adapter);
- }
-
- /* transmit event */
- if (status & ISR_TX_EVENT)
- atl2_intr_tx(adapter);
-
- /* rx exception */
- if (status & ISR_RX_EVENT)
- atl2_intr_rx(adapter);
-
- /* re-enable Interrupt */
- ATL2_WRITE_REG(&adapter->hw, REG_ISR, 0);
- return IRQ_HANDLED;
-}
-
-static int atl2_request_irq(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- int flags, err = 0;
-
- flags = IRQF_SHARED;
- adapter->have_msi = true;
- err = pci_enable_msi(adapter->pdev);
- if (err)
- adapter->have_msi = false;
-
- if (adapter->have_msi)
- flags &= ~IRQF_SHARED;
-
- return request_irq(adapter->pdev->irq, atl2_intr, flags, netdev->name,
- netdev);
-}
-
-/*
- * atl2_free_ring_resources - Free Tx / RX descriptor Resources
- * @adapter: board private structure
- *
- * Free all transmit software resources
- */
-static void atl2_free_ring_resources(struct atl2_adapter *adapter)
-{
- struct pci_dev *pdev = adapter->pdev;
- pci_free_consistent(pdev, adapter->ring_size, adapter->ring_vir_addr,
- adapter->ring_dma);
-}
-
-/*
- * atl2_open - Called when a network interface is made active
- * @netdev: network interface device structure
- *
- * Returns 0 on success, negative value on failure
- *
- * The open entry point is called when a network interface is made
- * active by the system (IFF_UP). At this point all resources needed
- * for transmit and receive operations are allocated, the interrupt
- * handler is registered with the OS, the watchdog timer is started,
- * and the stack is notified that the interface is ready.
- */
-static int atl2_open(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- int err;
- u32 val;
-
- /* disallow open during test */
- if (test_bit(__ATL2_TESTING, &adapter->flags))
- return -EBUSY;
-
- /* allocate transmit descriptors */
- err = atl2_setup_ring_resources(adapter);
- if (err)
- return err;
-
- err = atl2_init_hw(&adapter->hw);
- if (err) {
- err = -EIO;
- goto err_init_hw;
- }
-
- /* hardware has been reset, we need to reload some things */
- atl2_set_multi(netdev);
- init_ring_ptrs(adapter);
-
- atl2_restore_vlan(adapter);
-
- if (atl2_configure(adapter)) {
- err = -EIO;
- goto err_config;
- }
-
- err = atl2_request_irq(adapter);
- if (err)
- goto err_req_irq;
-
- clear_bit(__ATL2_DOWN, &adapter->flags);
-
- mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 4*HZ));
-
- val = ATL2_READ_REG(&adapter->hw, REG_MASTER_CTRL);
- ATL2_WRITE_REG(&adapter->hw, REG_MASTER_CTRL,
- val | MASTER_CTRL_MANUAL_INT);
-
- atl2_irq_enable(adapter);
-
- return 0;
-
-err_init_hw:
-err_req_irq:
-err_config:
- atl2_free_ring_resources(adapter);
- atl2_reset_hw(&adapter->hw);
-
- return err;
-}
-
-static void atl2_down(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
-
- /* signal that we're down so the interrupt handler does not
- * reschedule our watchdog timer */
- set_bit(__ATL2_DOWN, &adapter->flags);
-
- netif_tx_disable(netdev);
-
- /* reset MAC to disable all RX/TX */
- atl2_reset_hw(&adapter->hw);
- msleep(1);
-
- atl2_irq_disable(adapter);
-
- del_timer_sync(&adapter->watchdog_timer);
- del_timer_sync(&adapter->phy_config_timer);
- clear_bit(0, &adapter->cfg_phy);
-
- netif_carrier_off(netdev);
- adapter->link_speed = SPEED_0;
- adapter->link_duplex = -1;
-}
-
-static void atl2_free_irq(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
-
- free_irq(adapter->pdev->irq, netdev);
-
-#ifdef CONFIG_PCI_MSI
- if (adapter->have_msi)
- pci_disable_msi(adapter->pdev);
-#endif
-}
-
-/*
- * atl2_close - Disables a network interface
- * @netdev: network interface device structure
- *
- * Returns 0, this is not allowed to fail
- *
- * The close entry point is called when an interface is de-activated
- * by the OS. The hardware is still under the drivers control, but
- * needs to be disabled. A global MAC reset is issued to stop the
- * hardware, and all transmit and receive resources are freed.
- */
-static int atl2_close(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- WARN_ON(test_bit(__ATL2_RESETTING, &adapter->flags));
-
- atl2_down(adapter);
- atl2_free_irq(adapter);
- atl2_free_ring_resources(adapter);
-
- return 0;
-}
-
-static inline int TxsFreeUnit(struct atl2_adapter *adapter)
-{
- u32 txs_write_ptr = (u32) atomic_read(&adapter->txs_write_ptr);
-
- return (adapter->txs_next_clear >= txs_write_ptr) ?
- (int) (adapter->txs_ring_size - adapter->txs_next_clear +
- txs_write_ptr - 1) :
- (int) (txs_write_ptr - adapter->txs_next_clear - 1);
-}
-
-static inline int TxdFreeBytes(struct atl2_adapter *adapter)
-{
- u32 txd_read_ptr = (u32)atomic_read(&adapter->txd_read_ptr);
-
- return (adapter->txd_write_ptr >= txd_read_ptr) ?
- (int) (adapter->txd_ring_size - adapter->txd_write_ptr +
- txd_read_ptr - 1) :
- (int) (txd_read_ptr - adapter->txd_write_ptr - 1);
-}
-
-static netdev_tx_t atl2_xmit_frame(struct sk_buff *skb,
- struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct tx_pkt_header *txph;
- u32 offset, copy_len;
- int txs_unused;
- int txbuf_unused;
-
- if (test_bit(__ATL2_DOWN, &adapter->flags)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
- if (unlikely(skb->len <= 0)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
- txs_unused = TxsFreeUnit(adapter);
- txbuf_unused = TxdFreeBytes(adapter);
-
- if (skb->len + sizeof(struct tx_pkt_header) + 4 > txbuf_unused ||
- txs_unused < 1) {
- /* not enough resources */
- netif_stop_queue(netdev);
- return NETDEV_TX_BUSY;
- }
-
- offset = adapter->txd_write_ptr;
-
- txph = (struct tx_pkt_header *) (((u8 *)adapter->txd_ring) + offset);
-
- *(u32 *)txph = 0;
- txph->pkt_size = skb->len;
-
- offset += 4;
- if (offset >= adapter->txd_ring_size)
- offset -= adapter->txd_ring_size;
- copy_len = adapter->txd_ring_size - offset;
- if (copy_len >= skb->len) {
- memcpy(((u8 *)adapter->txd_ring) + offset, skb->data, skb->len);
- offset += ((u32)(skb->len + 3) & ~3);
- } else {
- memcpy(((u8 *)adapter->txd_ring)+offset, skb->data, copy_len);
- memcpy((u8 *)adapter->txd_ring, skb->data+copy_len,
- skb->len-copy_len);
- offset = ((u32)(skb->len-copy_len + 3) & ~3);
- }
-#ifdef NETIF_F_HW_VLAN_TX
- if (vlan_tx_tag_present(skb)) {
- u16 vlan_tag = vlan_tx_tag_get(skb);
- vlan_tag = (vlan_tag << 4) |
- (vlan_tag >> 13) |
- ((vlan_tag >> 9) & 0x8);
- txph->ins_vlan = 1;
- txph->vlan = vlan_tag;
- }
-#endif
- if (offset >= adapter->txd_ring_size)
- offset -= adapter->txd_ring_size;
- adapter->txd_write_ptr = offset;
-
- /* clear txs before send */
- adapter->txs_ring[adapter->txs_next_clear].update = 0;
- if (++adapter->txs_next_clear == adapter->txs_ring_size)
- adapter->txs_next_clear = 0;
-
- ATL2_WRITE_REGW(&adapter->hw, REG_MB_TXD_WR_IDX,
- (adapter->txd_write_ptr >> 2));
-
- mmiowb();
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
-}
-
-/*
- * atl2_change_mtu - Change the Maximum Transfer Unit
- * @netdev: network interface device structure
- * @new_mtu: new value for maximum frame size
- *
- * Returns 0 on success, negative on failure
- */
-static int atl2_change_mtu(struct net_device *netdev, int new_mtu)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
-
- if ((new_mtu < 40) || (new_mtu > (ETH_DATA_LEN + VLAN_SIZE)))
- return -EINVAL;
-
- /* set MTU */
- if (hw->max_frame_size != new_mtu) {
- netdev->mtu = new_mtu;
- ATL2_WRITE_REG(hw, REG_MTU, new_mtu + ENET_HEADER_SIZE +
- VLAN_SIZE + ETHERNET_FCS_SIZE);
- }
-
- return 0;
-}
-
-/*
- * atl2_set_mac - Change the Ethernet Address of the NIC
- * @netdev: network interface device structure
- * @p: pointer to an address structure
- *
- * Returns 0 on success, negative on failure
- */
-static int atl2_set_mac(struct net_device *netdev, void *p)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct sockaddr *addr = p;
-
- if (!is_valid_ether_addr(addr->sa_data))
- return -EADDRNOTAVAIL;
-
- if (netif_running(netdev))
- return -EBUSY;
-
- memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
- memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
-
- atl2_set_mac_addr(&adapter->hw);
-
- return 0;
-}
-
-/*
- * atl2_mii_ioctl -
- * @netdev:
- * @ifreq:
- * @cmd:
- */
-static int atl2_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct mii_ioctl_data *data = if_mii(ifr);
- unsigned long flags;
-
- switch (cmd) {
- case SIOCGMIIPHY:
- data->phy_id = 0;
- break;
- case SIOCGMIIREG:
- spin_lock_irqsave(&adapter->stats_lock, flags);
- if (atl2_read_phy_reg(&adapter->hw,
- data->reg_num & 0x1F, &data->val_out)) {
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
- return -EIO;
- }
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
- break;
- case SIOCSMIIREG:
- if (data->reg_num & ~(0x1F))
- return -EFAULT;
- spin_lock_irqsave(&adapter->stats_lock, flags);
- if (atl2_write_phy_reg(&adapter->hw, data->reg_num,
- data->val_in)) {
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
- return -EIO;
- }
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
- break;
- default:
- return -EOPNOTSUPP;
- }
- return 0;
-}
-
-/*
- * atl2_ioctl -
- * @netdev:
- * @ifreq:
- * @cmd:
- */
-static int atl2_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
- switch (cmd) {
- case SIOCGMIIPHY:
- case SIOCGMIIREG:
- case SIOCSMIIREG:
- return atl2_mii_ioctl(netdev, ifr, cmd);
-#ifdef ETHTOOL_OPS_COMPAT
- case SIOCETHTOOL:
- return ethtool_ioctl(ifr);
-#endif
- default:
- return -EOPNOTSUPP;
- }
-}
-
-/*
- * atl2_tx_timeout - Respond to a Tx Hang
- * @netdev: network interface device structure
- */
-static void atl2_tx_timeout(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- /* Do the reset outside of interrupt context */
- schedule_work(&adapter->reset_task);
-}
-
-/*
- * atl2_watchdog - Timer Call-back
- * @data: pointer to netdev cast into an unsigned long
- */
-static void atl2_watchdog(unsigned long data)
-{
- struct atl2_adapter *adapter = (struct atl2_adapter *) data;
-
- if (!test_bit(__ATL2_DOWN, &adapter->flags)) {
- u32 drop_rxd, drop_rxs;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->stats_lock, flags);
- drop_rxd = ATL2_READ_REG(&adapter->hw, REG_STS_RXD_OV);
- drop_rxs = ATL2_READ_REG(&adapter->hw, REG_STS_RXS_OV);
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
-
- adapter->netdev->stats.rx_over_errors += drop_rxd + drop_rxs;
-
- /* Reset the timer */
- mod_timer(&adapter->watchdog_timer,
- round_jiffies(jiffies + 4 * HZ));
- }
-}
-
-/*
- * atl2_phy_config - Timer Call-back
- * @data: pointer to netdev cast into an unsigned long
- */
-static void atl2_phy_config(unsigned long data)
-{
- struct atl2_adapter *adapter = (struct atl2_adapter *) data;
- struct atl2_hw *hw = &adapter->hw;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->stats_lock, flags);
- atl2_write_phy_reg(hw, MII_ADVERTISE, hw->mii_autoneg_adv_reg);
- atl2_write_phy_reg(hw, MII_BMCR, MII_CR_RESET | MII_CR_AUTO_NEG_EN |
- MII_CR_RESTART_AUTO_NEG);
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
- clear_bit(0, &adapter->cfg_phy);
-}
-
-static int atl2_up(struct atl2_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- int err = 0;
- u32 val;
-
- /* hardware has been reset, we need to reload some things */
-
- err = atl2_init_hw(&adapter->hw);
- if (err) {
- err = -EIO;
- return err;
- }
-
- atl2_set_multi(netdev);
- init_ring_ptrs(adapter);
-
- atl2_restore_vlan(adapter);
-
- if (atl2_configure(adapter)) {
- err = -EIO;
- goto err_up;
- }
-
- clear_bit(__ATL2_DOWN, &adapter->flags);
-
- val = ATL2_READ_REG(&adapter->hw, REG_MASTER_CTRL);
- ATL2_WRITE_REG(&adapter->hw, REG_MASTER_CTRL, val |
- MASTER_CTRL_MANUAL_INT);
-
- atl2_irq_enable(adapter);
-
-err_up:
- return err;
-}
-
-static void atl2_reinit_locked(struct atl2_adapter *adapter)
-{
- WARN_ON(in_interrupt());
- while (test_and_set_bit(__ATL2_RESETTING, &adapter->flags))
- msleep(1);
- atl2_down(adapter);
- atl2_up(adapter);
- clear_bit(__ATL2_RESETTING, &adapter->flags);
-}
-
-static void atl2_reset_task(struct work_struct *work)
-{
- struct atl2_adapter *adapter;
- adapter = container_of(work, struct atl2_adapter, reset_task);
-
- atl2_reinit_locked(adapter);
-}
-
-static void atl2_setup_mac_ctrl(struct atl2_adapter *adapter)
-{
- u32 value;
- struct atl2_hw *hw = &adapter->hw;
- struct net_device *netdev = adapter->netdev;
-
- /* Config MAC CTRL Register */
- value = MAC_CTRL_TX_EN | MAC_CTRL_RX_EN | MAC_CTRL_MACLP_CLK_PHY;
-
- /* duplex */
- if (FULL_DUPLEX == adapter->link_duplex)
- value |= MAC_CTRL_DUPLX;
-
- /* flow control */
- value |= (MAC_CTRL_TX_FLOW | MAC_CTRL_RX_FLOW);
-
- /* PAD & CRC */
- value |= (MAC_CTRL_ADD_CRC | MAC_CTRL_PAD);
-
- /* preamble length */
- value |= (((u32)adapter->hw.preamble_len & MAC_CTRL_PRMLEN_MASK) <<
- MAC_CTRL_PRMLEN_SHIFT);
-
- /* vlan */
- __atl2_vlan_mode(netdev->features, &value);
-
- /* filter mode */
- value |= MAC_CTRL_BC_EN;
- if (netdev->flags & IFF_PROMISC)
- value |= MAC_CTRL_PROMIS_EN;
- else if (netdev->flags & IFF_ALLMULTI)
- value |= MAC_CTRL_MC_ALL_EN;
-
- /* half retry buffer */
- value |= (((u32)(adapter->hw.retry_buf &
- MAC_CTRL_HALF_LEFT_BUF_MASK)) << MAC_CTRL_HALF_LEFT_BUF_SHIFT);
-
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, value);
-}
-
-static int atl2_check_link(struct atl2_adapter *adapter)
-{
- struct atl2_hw *hw = &adapter->hw;
- struct net_device *netdev = adapter->netdev;
- int ret_val;
- u16 speed, duplex, phy_data;
- int reconfig = 0;
-
- /* MII_BMSR must read twise */
- atl2_read_phy_reg(hw, MII_BMSR, &phy_data);
- atl2_read_phy_reg(hw, MII_BMSR, &phy_data);
- if (!(phy_data&BMSR_LSTATUS)) { /* link down */
- if (netif_carrier_ok(netdev)) { /* old link state: Up */
- u32 value;
- /* disable rx */
- value = ATL2_READ_REG(hw, REG_MAC_CTRL);
- value &= ~MAC_CTRL_RX_EN;
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, value);
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
- }
- return 0;
- }
-
- /* Link Up */
- ret_val = atl2_get_speed_and_duplex(hw, &speed, &duplex);
- if (ret_val)
- return ret_val;
- switch (hw->MediaType) {
- case MEDIA_TYPE_100M_FULL:
- if (speed != SPEED_100 || duplex != FULL_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_100M_HALF:
- if (speed != SPEED_100 || duplex != HALF_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_10M_FULL:
- if (speed != SPEED_10 || duplex != FULL_DUPLEX)
- reconfig = 1;
- break;
- case MEDIA_TYPE_10M_HALF:
- if (speed != SPEED_10 || duplex != HALF_DUPLEX)
- reconfig = 1;
- break;
- }
- /* link result is our setting */
- if (reconfig == 0) {
- if (adapter->link_speed != speed ||
- adapter->link_duplex != duplex) {
- adapter->link_speed = speed;
- adapter->link_duplex = duplex;
- atl2_setup_mac_ctrl(adapter);
- printk(KERN_INFO "%s: %s NIC Link is Up<%d Mbps %s>\n",
- atl2_driver_name, netdev->name,
- adapter->link_speed,
- adapter->link_duplex == FULL_DUPLEX ?
- "Full Duplex" : "Half Duplex");
- }
-
- if (!netif_carrier_ok(netdev)) { /* Link down -> Up */
- netif_carrier_on(netdev);
- netif_wake_queue(netdev);
- }
- return 0;
- }
-
- /* change original link status */
- if (netif_carrier_ok(netdev)) {
- u32 value;
- /* disable rx */
- value = ATL2_READ_REG(hw, REG_MAC_CTRL);
- value &= ~MAC_CTRL_RX_EN;
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, value);
-
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
- }
-
- /* auto-neg, insert timer to re-config phy
- * (if interval smaller than 5 seconds, something strange) */
- if (!test_bit(__ATL2_DOWN, &adapter->flags)) {
- if (!test_and_set_bit(0, &adapter->cfg_phy))
- mod_timer(&adapter->phy_config_timer,
- round_jiffies(jiffies + 5 * HZ));
- }
-
- return 0;
-}
-
-/*
- * atl2_link_chg_task - deal with link change event Out of interrupt context
- * @netdev: network interface device structure
- */
-static void atl2_link_chg_task(struct work_struct *work)
-{
- struct atl2_adapter *adapter;
- unsigned long flags;
-
- adapter = container_of(work, struct atl2_adapter, link_chg_task);
-
- spin_lock_irqsave(&adapter->stats_lock, flags);
- atl2_check_link(adapter);
- spin_unlock_irqrestore(&adapter->stats_lock, flags);
-}
-
-static void atl2_setup_pcicmd(struct pci_dev *pdev)
-{
- u16 cmd;
-
- pci_read_config_word(pdev, PCI_COMMAND, &cmd);
-
- if (cmd & PCI_COMMAND_INTX_DISABLE)
- cmd &= ~PCI_COMMAND_INTX_DISABLE;
- if (cmd & PCI_COMMAND_IO)
- cmd &= ~PCI_COMMAND_IO;
- if (0 == (cmd & PCI_COMMAND_MEMORY))
- cmd |= PCI_COMMAND_MEMORY;
- if (0 == (cmd & PCI_COMMAND_MASTER))
- cmd |= PCI_COMMAND_MASTER;
- pci_write_config_word(pdev, PCI_COMMAND, cmd);
-
- /*
- * some motherboards BIOS(PXE/EFI) driver may set PME
- * while they transfer control to OS (Windows/Linux)
- * so we should clear this bit before NIC work normally
- */
- pci_write_config_dword(pdev, REG_PM_CTRLSTAT, 0);
-}
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-static void atl2_poll_controller(struct net_device *netdev)
-{
- disable_irq(netdev->irq);
- atl2_intr(netdev->irq, netdev);
- enable_irq(netdev->irq);
-}
-#endif
-
-
-static const struct net_device_ops atl2_netdev_ops = {
- .ndo_open = atl2_open,
- .ndo_stop = atl2_close,
- .ndo_start_xmit = atl2_xmit_frame,
- .ndo_set_multicast_list = atl2_set_multi,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_set_mac_address = atl2_set_mac,
- .ndo_change_mtu = atl2_change_mtu,
- .ndo_fix_features = atl2_fix_features,
- .ndo_set_features = atl2_set_features,
- .ndo_do_ioctl = atl2_ioctl,
- .ndo_tx_timeout = atl2_tx_timeout,
-#ifdef CONFIG_NET_POLL_CONTROLLER
- .ndo_poll_controller = atl2_poll_controller,
-#endif
-};
-
-/*
- * atl2_probe - Device Initialization Routine
- * @pdev: PCI device information struct
- * @ent: entry in atl2_pci_tbl
- *
- * Returns 0 on success, negative on failure
- *
- * atl2_probe initializes an adapter identified by a pci_dev structure.
- * The OS initialization, configuring of the adapter private structure,
- * and a hardware reset occur.
- */
-static int __devinit atl2_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
-{
- struct net_device *netdev;
- struct atl2_adapter *adapter;
- static int cards_found;
- unsigned long mmio_start;
- int mmio_len;
- int err;
-
- cards_found = 0;
-
- err = pci_enable_device(pdev);
- if (err)
- return err;
-
- /*
- * atl2 is a shared-high-32-bit device, so we're stuck with 32-bit DMA
- * until the kernel has the proper infrastructure to support 64-bit DMA
- * on these devices.
- */
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
- pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
- printk(KERN_ERR "atl2: No usable DMA configuration, aborting\n");
- goto err_dma;
- }
-
- /* Mark all PCI regions associated with PCI device
- * pdev as being reserved by owner atl2_driver_name */
- err = pci_request_regions(pdev, atl2_driver_name);
- if (err)
- goto err_pci_reg;
-
- /* Enables bus-mastering on the device and calls
- * pcibios_set_master to do the needed arch specific settings */
- pci_set_master(pdev);
-
- err = -ENOMEM;
- netdev = alloc_etherdev(sizeof(struct atl2_adapter));
- if (!netdev)
- goto err_alloc_etherdev;
-
- SET_NETDEV_DEV(netdev, &pdev->dev);
-
- pci_set_drvdata(pdev, netdev);
- adapter = netdev_priv(netdev);
- adapter->netdev = netdev;
- adapter->pdev = pdev;
- adapter->hw.back = adapter;
-
- mmio_start = pci_resource_start(pdev, 0x0);
- mmio_len = pci_resource_len(pdev, 0x0);
-
- adapter->hw.mem_rang = (u32)mmio_len;
- adapter->hw.hw_addr = ioremap(mmio_start, mmio_len);
- if (!adapter->hw.hw_addr) {
- err = -EIO;
- goto err_ioremap;
- }
-
- atl2_setup_pcicmd(pdev);
-
- netdev->netdev_ops = &atl2_netdev_ops;
- atl2_set_ethtool_ops(netdev);
- netdev->watchdog_timeo = 5 * HZ;
- strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
-
- netdev->mem_start = mmio_start;
- netdev->mem_end = mmio_start + mmio_len;
- adapter->bd_number = cards_found;
- adapter->pci_using_64 = false;
-
- /* setup the private structure */
- err = atl2_sw_init(adapter);
- if (err)
- goto err_sw_init;
-
- err = -EIO;
-
- netdev->hw_features = NETIF_F_SG | NETIF_F_HW_VLAN_RX;
- netdev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
-
- /* Init PHY as early as possible due to power saving issue */
- atl2_phy_init(&adapter->hw);
-
- /* reset the controller to
- * put the device in a known good starting state */
-
- if (atl2_reset_hw(&adapter->hw)) {
- err = -EIO;
- goto err_reset;
- }
-
- /* copy the MAC address out of the EEPROM */
- atl2_read_mac_addr(&adapter->hw);
- memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
-/* FIXME: do we still need this? */
-#ifdef ETHTOOL_GPERMADDR
- memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
-
- if (!is_valid_ether_addr(netdev->perm_addr)) {
-#else
- if (!is_valid_ether_addr(netdev->dev_addr)) {
-#endif
- err = -EIO;
- goto err_eeprom;
- }
-
- atl2_check_options(adapter);
-
- init_timer(&adapter->watchdog_timer);
- adapter->watchdog_timer.function = atl2_watchdog;
- adapter->watchdog_timer.data = (unsigned long) adapter;
-
- init_timer(&adapter->phy_config_timer);
- adapter->phy_config_timer.function = atl2_phy_config;
- adapter->phy_config_timer.data = (unsigned long) adapter;
-
- INIT_WORK(&adapter->reset_task, atl2_reset_task);
- INIT_WORK(&adapter->link_chg_task, atl2_link_chg_task);
-
- strcpy(netdev->name, "eth%d"); /* ?? */
- err = register_netdev(netdev);
- if (err)
- goto err_register;
-
- /* assume we have no link for now */
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
-
- cards_found++;
-
- return 0;
-
-err_reset:
-err_register:
-err_sw_init:
-err_eeprom:
- iounmap(adapter->hw.hw_addr);
-err_ioremap:
- free_netdev(netdev);
-err_alloc_etherdev:
- pci_release_regions(pdev);
-err_pci_reg:
-err_dma:
- pci_disable_device(pdev);
- return err;
-}
-
-/*
- * atl2_remove - Device Removal Routine
- * @pdev: PCI device information struct
- *
- * atl2_remove is called by the PCI subsystem to alert the driver
- * that it should release a PCI device. The could be caused by a
- * Hot-Plug event, or because the driver is going to be removed from
- * memory.
- */
-/* FIXME: write the original MAC address back in case it was changed from a
- * BIOS-set value, as in atl1 -- CHS */
-static void __devexit atl2_remove(struct pci_dev *pdev)
-{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- /* flush_scheduled work may reschedule our watchdog task, so
- * explicitly disable watchdog tasks from being rescheduled */
- set_bit(__ATL2_DOWN, &adapter->flags);
-
- del_timer_sync(&adapter->watchdog_timer);
- del_timer_sync(&adapter->phy_config_timer);
- cancel_work_sync(&adapter->reset_task);
- cancel_work_sync(&adapter->link_chg_task);
-
- unregister_netdev(netdev);
-
- atl2_force_ps(&adapter->hw);
-
- iounmap(adapter->hw.hw_addr);
- pci_release_regions(pdev);
-
- free_netdev(netdev);
-
- pci_disable_device(pdev);
-}
-
-static int atl2_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
- u16 speed, duplex;
- u32 ctrl = 0;
- u32 wufc = adapter->wol;
-
-#ifdef CONFIG_PM
- int retval = 0;
-#endif
-
- netif_device_detach(netdev);
-
- if (netif_running(netdev)) {
- WARN_ON(test_bit(__ATL2_RESETTING, &adapter->flags));
- atl2_down(adapter);
- }
-
-#ifdef CONFIG_PM
- retval = pci_save_state(pdev);
- if (retval)
- return retval;
-#endif
-
- atl2_read_phy_reg(hw, MII_BMSR, (u16 *)&ctrl);
- atl2_read_phy_reg(hw, MII_BMSR, (u16 *)&ctrl);
- if (ctrl & BMSR_LSTATUS)
- wufc &= ~ATLX_WUFC_LNKC;
-
- if (0 != (ctrl & BMSR_LSTATUS) && 0 != wufc) {
- u32 ret_val;
- /* get current link speed & duplex */
- ret_val = atl2_get_speed_and_duplex(hw, &speed, &duplex);
- if (ret_val) {
- printk(KERN_DEBUG
- "%s: get speed&duplex error while suspend\n",
- atl2_driver_name);
- goto wol_dis;
- }
-
- ctrl = 0;
-
- /* turn on magic packet wol */
- if (wufc & ATLX_WUFC_MAG)
- ctrl |= (WOL_MAGIC_EN | WOL_MAGIC_PME_EN);
-
- /* ignore Link Chg event when Link is up */
- ATL2_WRITE_REG(hw, REG_WOL_CTRL, ctrl);
-
- /* Config MAC CTRL Register */
- ctrl = MAC_CTRL_RX_EN | MAC_CTRL_MACLP_CLK_PHY;
- if (FULL_DUPLEX == adapter->link_duplex)
- ctrl |= MAC_CTRL_DUPLX;
- ctrl |= (MAC_CTRL_ADD_CRC | MAC_CTRL_PAD);
- ctrl |= (((u32)adapter->hw.preamble_len &
- MAC_CTRL_PRMLEN_MASK) << MAC_CTRL_PRMLEN_SHIFT);
- ctrl |= (((u32)(adapter->hw.retry_buf &
- MAC_CTRL_HALF_LEFT_BUF_MASK)) <<
- MAC_CTRL_HALF_LEFT_BUF_SHIFT);
- if (wufc & ATLX_WUFC_MAG) {
- /* magic packet maybe Broadcast&multicast&Unicast */
- ctrl |= MAC_CTRL_BC_EN;
- }
-
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, ctrl);
-
- /* pcie patch */
- ctrl = ATL2_READ_REG(hw, REG_PCIE_PHYMISC);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- ATL2_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
- ctrl = ATL2_READ_REG(hw, REG_PCIE_DLL_TX_CTRL1);
- ctrl |= PCIE_DLL_TX_CTRL1_SEL_NOR_CLK;
- ATL2_WRITE_REG(hw, REG_PCIE_DLL_TX_CTRL1, ctrl);
-
- pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
- goto suspend_exit;
- }
-
- if (0 == (ctrl&BMSR_LSTATUS) && 0 != (wufc&ATLX_WUFC_LNKC)) {
- /* link is down, so only LINK CHG WOL event enable */
- ctrl |= (WOL_LINK_CHG_EN | WOL_LINK_CHG_PME_EN);
- ATL2_WRITE_REG(hw, REG_WOL_CTRL, ctrl);
- ATL2_WRITE_REG(hw, REG_MAC_CTRL, 0);
-
- /* pcie patch */
- ctrl = ATL2_READ_REG(hw, REG_PCIE_PHYMISC);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- ATL2_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
- ctrl = ATL2_READ_REG(hw, REG_PCIE_DLL_TX_CTRL1);
- ctrl |= PCIE_DLL_TX_CTRL1_SEL_NOR_CLK;
- ATL2_WRITE_REG(hw, REG_PCIE_DLL_TX_CTRL1, ctrl);
-
- hw->phy_configured = false; /* re-init PHY when resume */
-
- pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
-
- goto suspend_exit;
- }
-
-wol_dis:
- /* WOL disabled */
- ATL2_WRITE_REG(hw, REG_WOL_CTRL, 0);
-
- /* pcie patch */
- ctrl = ATL2_READ_REG(hw, REG_PCIE_PHYMISC);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- ATL2_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
- ctrl = ATL2_READ_REG(hw, REG_PCIE_DLL_TX_CTRL1);
- ctrl |= PCIE_DLL_TX_CTRL1_SEL_NOR_CLK;
- ATL2_WRITE_REG(hw, REG_PCIE_DLL_TX_CTRL1, ctrl);
-
- atl2_force_ps(hw);
- hw->phy_configured = false; /* re-init PHY when resume */
-
- pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
-
-suspend_exit:
- if (netif_running(netdev))
- atl2_free_irq(adapter);
-
- pci_disable_device(pdev);
-
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
- return 0;
-}
-
-#ifdef CONFIG_PM
-static int atl2_resume(struct pci_dev *pdev)
-{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct atl2_adapter *adapter = netdev_priv(netdev);
- u32 err;
-
- pci_set_power_state(pdev, PCI_D0);
- pci_restore_state(pdev);
-
- err = pci_enable_device(pdev);
- if (err) {
- printk(KERN_ERR
- "atl2: Cannot enable PCI device from suspend\n");
- return err;
- }
-
- pci_set_master(pdev);
-
- ATL2_READ_REG(&adapter->hw, REG_WOL_CTRL); /* clear WOL status */
-
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
-
- ATL2_WRITE_REG(&adapter->hw, REG_WOL_CTRL, 0);
-
- if (netif_running(netdev)) {
- err = atl2_request_irq(adapter);
- if (err)
- return err;
- }
-
- atl2_reset_hw(&adapter->hw);
-
- if (netif_running(netdev))
- atl2_up(adapter);
-
- netif_device_attach(netdev);
-
- return 0;
-}
-#endif
-
-static void atl2_shutdown(struct pci_dev *pdev)
-{
- atl2_suspend(pdev, PMSG_SUSPEND);
-}
-
-static struct pci_driver atl2_driver = {
- .name = atl2_driver_name,
- .id_table = atl2_pci_tbl,
- .probe = atl2_probe,
- .remove = __devexit_p(atl2_remove),
- /* Power Management Hooks */
- .suspend = atl2_suspend,
-#ifdef CONFIG_PM
- .resume = atl2_resume,
-#endif
- .shutdown = atl2_shutdown,
-};
-
-/*
- * atl2_init_module - Driver Registration Routine
- *
- * atl2_init_module is the first routine called when the driver is
- * loaded. All it does is register with the PCI subsystem.
- */
-static int __init atl2_init_module(void)
-{
- printk(KERN_INFO "%s - version %s\n", atl2_driver_string,
- atl2_driver_version);
- printk(KERN_INFO "%s\n", atl2_copyright);
- return pci_register_driver(&atl2_driver);
-}
-module_init(atl2_init_module);
-
-/*
- * atl2_exit_module - Driver Exit Cleanup Routine
- *
- * atl2_exit_module is called just before the driver is removed
- * from memory.
- */
-static void __exit atl2_exit_module(void)
-{
- pci_unregister_driver(&atl2_driver);
-}
-module_exit(atl2_exit_module);
-
-static void atl2_read_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value)
-{
- struct atl2_adapter *adapter = hw->back;
- pci_read_config_word(adapter->pdev, reg, value);
-}
-
-static void atl2_write_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value)
-{
- struct atl2_adapter *adapter = hw->back;
- pci_write_config_word(adapter->pdev, reg, *value);
-}
-
-static int atl2_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
-
- ecmd->supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_Autoneg |
- SUPPORTED_TP);
- ecmd->advertising = ADVERTISED_TP;
-
- ecmd->advertising |= ADVERTISED_Autoneg;
- ecmd->advertising |= hw->autoneg_advertised;
-
- ecmd->port = PORT_TP;
- ecmd->phy_address = 0;
- ecmd->transceiver = XCVR_INTERNAL;
-
- if (adapter->link_speed != SPEED_0) {
- ethtool_cmd_speed_set(ecmd, adapter->link_speed);
- if (adapter->link_duplex == FULL_DUPLEX)
- ecmd->duplex = DUPLEX_FULL;
- else
- ecmd->duplex = DUPLEX_HALF;
- } else {
- ethtool_cmd_speed_set(ecmd, -1);
- ecmd->duplex = -1;
- }
-
- ecmd->autoneg = AUTONEG_ENABLE;
- return 0;
-}
-
-static int atl2_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
-
- while (test_and_set_bit(__ATL2_RESETTING, &adapter->flags))
- msleep(1);
-
- if (ecmd->autoneg == AUTONEG_ENABLE) {
-#define MY_ADV_MASK (ADVERTISE_10_HALF | \
- ADVERTISE_10_FULL | \
- ADVERTISE_100_HALF| \
- ADVERTISE_100_FULL)
-
- if ((ecmd->advertising & MY_ADV_MASK) == MY_ADV_MASK) {
- hw->MediaType = MEDIA_TYPE_AUTO_SENSOR;
- hw->autoneg_advertised = MY_ADV_MASK;
- } else if ((ecmd->advertising & MY_ADV_MASK) ==
- ADVERTISE_100_FULL) {
- hw->MediaType = MEDIA_TYPE_100M_FULL;
- hw->autoneg_advertised = ADVERTISE_100_FULL;
- } else if ((ecmd->advertising & MY_ADV_MASK) ==
- ADVERTISE_100_HALF) {
- hw->MediaType = MEDIA_TYPE_100M_HALF;
- hw->autoneg_advertised = ADVERTISE_100_HALF;
- } else if ((ecmd->advertising & MY_ADV_MASK) ==
- ADVERTISE_10_FULL) {
- hw->MediaType = MEDIA_TYPE_10M_FULL;
- hw->autoneg_advertised = ADVERTISE_10_FULL;
- } else if ((ecmd->advertising & MY_ADV_MASK) ==
- ADVERTISE_10_HALF) {
- hw->MediaType = MEDIA_TYPE_10M_HALF;
- hw->autoneg_advertised = ADVERTISE_10_HALF;
- } else {
- clear_bit(__ATL2_RESETTING, &adapter->flags);
- return -EINVAL;
- }
- ecmd->advertising = hw->autoneg_advertised |
- ADVERTISED_TP | ADVERTISED_Autoneg;
- } else {
- clear_bit(__ATL2_RESETTING, &adapter->flags);
- return -EINVAL;
- }
-
- /* reset the link */
- if (netif_running(adapter->netdev)) {
- atl2_down(adapter);
- atl2_up(adapter);
- } else
- atl2_reset_hw(&adapter->hw);
-
- clear_bit(__ATL2_RESETTING, &adapter->flags);
- return 0;
-}
-
-static u32 atl2_get_msglevel(struct net_device *netdev)
-{
- return 0;
-}
-
-/*
- * It's sane for this to be empty, but we might want to take advantage of this.
- */
-static void atl2_set_msglevel(struct net_device *netdev, u32 data)
-{
-}
-
-static int atl2_get_regs_len(struct net_device *netdev)
-{
-#define ATL2_REGS_LEN 42
- return sizeof(u32) * ATL2_REGS_LEN;
-}
-
-static void atl2_get_regs(struct net_device *netdev,
- struct ethtool_regs *regs, void *p)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
- u32 *regs_buff = p;
- u16 phy_data;
-
- memset(p, 0, sizeof(u32) * ATL2_REGS_LEN);
-
- regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
-
- regs_buff[0] = ATL2_READ_REG(hw, REG_VPD_CAP);
- regs_buff[1] = ATL2_READ_REG(hw, REG_SPI_FLASH_CTRL);
- regs_buff[2] = ATL2_READ_REG(hw, REG_SPI_FLASH_CONFIG);
- regs_buff[3] = ATL2_READ_REG(hw, REG_TWSI_CTRL);
- regs_buff[4] = ATL2_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL);
- regs_buff[5] = ATL2_READ_REG(hw, REG_MASTER_CTRL);
- regs_buff[6] = ATL2_READ_REG(hw, REG_MANUAL_TIMER_INIT);
- regs_buff[7] = ATL2_READ_REG(hw, REG_IRQ_MODU_TIMER_INIT);
- regs_buff[8] = ATL2_READ_REG(hw, REG_PHY_ENABLE);
- regs_buff[9] = ATL2_READ_REG(hw, REG_CMBDISDMA_TIMER);
- regs_buff[10] = ATL2_READ_REG(hw, REG_IDLE_STATUS);
- regs_buff[11] = ATL2_READ_REG(hw, REG_MDIO_CTRL);
- regs_buff[12] = ATL2_READ_REG(hw, REG_SERDES_LOCK);
- regs_buff[13] = ATL2_READ_REG(hw, REG_MAC_CTRL);
- regs_buff[14] = ATL2_READ_REG(hw, REG_MAC_IPG_IFG);
- regs_buff[15] = ATL2_READ_REG(hw, REG_MAC_STA_ADDR);
- regs_buff[16] = ATL2_READ_REG(hw, REG_MAC_STA_ADDR+4);
- regs_buff[17] = ATL2_READ_REG(hw, REG_RX_HASH_TABLE);
- regs_buff[18] = ATL2_READ_REG(hw, REG_RX_HASH_TABLE+4);
- regs_buff[19] = ATL2_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL);
- regs_buff[20] = ATL2_READ_REG(hw, REG_MTU);
- regs_buff[21] = ATL2_READ_REG(hw, REG_WOL_CTRL);
- regs_buff[22] = ATL2_READ_REG(hw, REG_SRAM_TXRAM_END);
- regs_buff[23] = ATL2_READ_REG(hw, REG_DESC_BASE_ADDR_HI);
- regs_buff[24] = ATL2_READ_REG(hw, REG_TXD_BASE_ADDR_LO);
- regs_buff[25] = ATL2_READ_REG(hw, REG_TXD_MEM_SIZE);
- regs_buff[26] = ATL2_READ_REG(hw, REG_TXS_BASE_ADDR_LO);
- regs_buff[27] = ATL2_READ_REG(hw, REG_TXS_MEM_SIZE);
- regs_buff[28] = ATL2_READ_REG(hw, REG_RXD_BASE_ADDR_LO);
- regs_buff[29] = ATL2_READ_REG(hw, REG_RXD_BUF_NUM);
- regs_buff[30] = ATL2_READ_REG(hw, REG_DMAR);
- regs_buff[31] = ATL2_READ_REG(hw, REG_TX_CUT_THRESH);
- regs_buff[32] = ATL2_READ_REG(hw, REG_DMAW);
- regs_buff[33] = ATL2_READ_REG(hw, REG_PAUSE_ON_TH);
- regs_buff[34] = ATL2_READ_REG(hw, REG_PAUSE_OFF_TH);
- regs_buff[35] = ATL2_READ_REG(hw, REG_MB_TXD_WR_IDX);
- regs_buff[36] = ATL2_READ_REG(hw, REG_MB_RXD_RD_IDX);
- regs_buff[38] = ATL2_READ_REG(hw, REG_ISR);
- regs_buff[39] = ATL2_READ_REG(hw, REG_IMR);
-
- atl2_read_phy_reg(hw, MII_BMCR, &phy_data);
- regs_buff[40] = (u32)phy_data;
- atl2_read_phy_reg(hw, MII_BMSR, &phy_data);
- regs_buff[41] = (u32)phy_data;
-}
-
-static int atl2_get_eeprom_len(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- if (!atl2_check_eeprom_exist(&adapter->hw))
- return 512;
- else
- return 0;
-}
-
-static int atl2_get_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
- u32 *eeprom_buff;
- int first_dword, last_dword;
- int ret_val = 0;
- int i;
-
- if (eeprom->len == 0)
- return -EINVAL;
-
- if (atl2_check_eeprom_exist(hw))
- return -EINVAL;
-
- eeprom->magic = hw->vendor_id | (hw->device_id << 16);
-
- first_dword = eeprom->offset >> 2;
- last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
-
- eeprom_buff = kmalloc(sizeof(u32) * (last_dword - first_dword + 1),
- GFP_KERNEL);
- if (!eeprom_buff)
- return -ENOMEM;
-
- for (i = first_dword; i < last_dword; i++) {
- if (!atl2_read_eeprom(hw, i*4, &(eeprom_buff[i-first_dword]))) {
- ret_val = -EIO;
- goto free;
- }
- }
-
- memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3),
- eeprom->len);
-free:
- kfree(eeprom_buff);
-
- return ret_val;
-}
-
-static int atl2_set_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- struct atl2_hw *hw = &adapter->hw;
- u32 *eeprom_buff;
- u32 *ptr;
- int max_len, first_dword, last_dword, ret_val = 0;
- int i;
-
- if (eeprom->len == 0)
- return -EOPNOTSUPP;
-
- if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
- return -EFAULT;
-
- max_len = 512;
-
- first_dword = eeprom->offset >> 2;
- last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
- eeprom_buff = kmalloc(max_len, GFP_KERNEL);
- if (!eeprom_buff)
- return -ENOMEM;
-
- ptr = eeprom_buff;
-
- if (eeprom->offset & 3) {
- /* need read/modify/write of first changed EEPROM word */
- /* only the second byte of the word is being modified */
- if (!atl2_read_eeprom(hw, first_dword*4, &(eeprom_buff[0]))) {
- ret_val = -EIO;
- goto out;
- }
- ptr++;
- }
- if (((eeprom->offset + eeprom->len) & 3)) {
- /*
- * need read/modify/write of last changed EEPROM word
- * only the first byte of the word is being modified
- */
- if (!atl2_read_eeprom(hw, last_dword * 4,
- &(eeprom_buff[last_dword - first_dword]))) {
- ret_val = -EIO;
- goto out;
- }
- }
-
- /* Device's eeprom is always little-endian, word addressable */
- memcpy(ptr, bytes, eeprom->len);
-
- for (i = 0; i < last_dword - first_dword + 1; i++) {
- if (!atl2_write_eeprom(hw, ((first_dword+i)*4), eeprom_buff[i])) {
- ret_val = -EIO;
- goto out;
- }
- }
- out:
- kfree(eeprom_buff);
- return ret_val;
-}
-
-static void atl2_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- strncpy(drvinfo->driver, atl2_driver_name, 32);
- strncpy(drvinfo->version, atl2_driver_version, 32);
- strncpy(drvinfo->fw_version, "L2", 32);
- strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
- drvinfo->n_stats = 0;
- drvinfo->testinfo_len = 0;
- drvinfo->regdump_len = atl2_get_regs_len(netdev);
- drvinfo->eedump_len = atl2_get_eeprom_len(netdev);
-}
-
-static void atl2_get_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- wol->supported = WAKE_MAGIC;
- wol->wolopts = 0;
-
- if (adapter->wol & ATLX_WUFC_EX)
- wol->wolopts |= WAKE_UCAST;
- if (adapter->wol & ATLX_WUFC_MC)
- wol->wolopts |= WAKE_MCAST;
- if (adapter->wol & ATLX_WUFC_BC)
- wol->wolopts |= WAKE_BCAST;
- if (adapter->wol & ATLX_WUFC_MAG)
- wol->wolopts |= WAKE_MAGIC;
- if (adapter->wol & ATLX_WUFC_LNKC)
- wol->wolopts |= WAKE_PHY;
-}
-
-static int atl2_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
-
- if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
- return -EOPNOTSUPP;
-
- if (wol->wolopts & (WAKE_UCAST | WAKE_BCAST | WAKE_MCAST))
- return -EOPNOTSUPP;
-
- /* these settings will always override what we currently have */
- adapter->wol = 0;
-
- if (wol->wolopts & WAKE_MAGIC)
- adapter->wol |= ATLX_WUFC_MAG;
- if (wol->wolopts & WAKE_PHY)
- adapter->wol |= ATLX_WUFC_LNKC;
-
- return 0;
-}
-
-static int atl2_nway_reset(struct net_device *netdev)
-{
- struct atl2_adapter *adapter = netdev_priv(netdev);
- if (netif_running(netdev))
- atl2_reinit_locked(adapter);
- return 0;
-}
-
-static const struct ethtool_ops atl2_ethtool_ops = {
- .get_settings = atl2_get_settings,
- .set_settings = atl2_set_settings,
- .get_drvinfo = atl2_get_drvinfo,
- .get_regs_len = atl2_get_regs_len,
- .get_regs = atl2_get_regs,
- .get_wol = atl2_get_wol,
- .set_wol = atl2_set_wol,
- .get_msglevel = atl2_get_msglevel,
- .set_msglevel = atl2_set_msglevel,
- .nway_reset = atl2_nway_reset,
- .get_link = ethtool_op_get_link,
- .get_eeprom_len = atl2_get_eeprom_len,
- .get_eeprom = atl2_get_eeprom,
- .set_eeprom = atl2_set_eeprom,
-};
-
-static void atl2_set_ethtool_ops(struct net_device *netdev)
-{
- SET_ETHTOOL_OPS(netdev, &atl2_ethtool_ops);
-}
-
-#define LBYTESWAP(a) ((((a) & 0x00ff00ff) << 8) | \
- (((a) & 0xff00ff00) >> 8))
-#define LONGSWAP(a) ((LBYTESWAP(a) << 16) | (LBYTESWAP(a) >> 16))
-#define SHORTSWAP(a) (((a) << 8) | ((a) >> 8))
-
-/*
- * Reset the transmit and receive units; mask and clear all interrupts.
- *
- * hw - Struct containing variables accessed by shared code
- * return : 0 or idle status (if error)
- */
-static s32 atl2_reset_hw(struct atl2_hw *hw)
-{
- u32 icr;
- u16 pci_cfg_cmd_word;
- int i;
-
- /* Workaround for PCI problem when BIOS sets MMRBC incorrectly. */
- atl2_read_pci_cfg(hw, PCI_REG_COMMAND, &pci_cfg_cmd_word);
- if ((pci_cfg_cmd_word &
- (CMD_IO_SPACE|CMD_MEMORY_SPACE|CMD_BUS_MASTER)) !=
- (CMD_IO_SPACE|CMD_MEMORY_SPACE|CMD_BUS_MASTER)) {
- pci_cfg_cmd_word |=
- (CMD_IO_SPACE|CMD_MEMORY_SPACE|CMD_BUS_MASTER);
- atl2_write_pci_cfg(hw, PCI_REG_COMMAND, &pci_cfg_cmd_word);
- }
-
- /* Clear Interrupt mask to stop board from generating
- * interrupts & Clear any pending interrupt events
- */
- /* FIXME */
- /* ATL2_WRITE_REG(hw, REG_IMR, 0); */
- /* ATL2_WRITE_REG(hw, REG_ISR, 0xffffffff); */
-
- /* Issue Soft Reset to the MAC. This will reset the chip's
- * transmit, receive, DMA. It will not effect
- * the current PCI configuration. The global reset bit is self-
- * clearing, and should clear within a microsecond.
- */
- ATL2_WRITE_REG(hw, REG_MASTER_CTRL, MASTER_CTRL_SOFT_RST);
- wmb();
- msleep(1); /* delay about 1ms */
-
- /* Wait at least 10ms for All module to be Idle */
- for (i = 0; i < 10; i++) {
- icr = ATL2_READ_REG(hw, REG_IDLE_STATUS);
- if (!icr)
- break;
- msleep(1); /* delay 1 ms */
- cpu_relax();
- }
-
- if (icr)
- return icr;
-
- return 0;
-}
-
-#define CUSTOM_SPI_CS_SETUP 2
-#define CUSTOM_SPI_CLK_HI 2
-#define CUSTOM_SPI_CLK_LO 2
-#define CUSTOM_SPI_CS_HOLD 2
-#define CUSTOM_SPI_CS_HI 3
-
-static struct atl2_spi_flash_dev flash_table[] =
-{
-/* MFR WRSR READ PROGRAM WREN WRDI RDSR RDID SECTOR_ERASE CHIP_ERASE */
-{"Atmel", 0x0, 0x03, 0x02, 0x06, 0x04, 0x05, 0x15, 0x52, 0x62 },
-{"SST", 0x01, 0x03, 0x02, 0x06, 0x04, 0x05, 0x90, 0x20, 0x60 },
-{"ST", 0x01, 0x03, 0x02, 0x06, 0x04, 0x05, 0xAB, 0xD8, 0xC7 },
-};
-
-static bool atl2_spi_read(struct atl2_hw *hw, u32 addr, u32 *buf)
-{
- int i;
- u32 value;
-
- ATL2_WRITE_REG(hw, REG_SPI_DATA, 0);
- ATL2_WRITE_REG(hw, REG_SPI_ADDR, addr);
-
- value = SPI_FLASH_CTRL_WAIT_READY |
- (CUSTOM_SPI_CS_SETUP & SPI_FLASH_CTRL_CS_SETUP_MASK) <<
- SPI_FLASH_CTRL_CS_SETUP_SHIFT |
- (CUSTOM_SPI_CLK_HI & SPI_FLASH_CTRL_CLK_HI_MASK) <<
- SPI_FLASH_CTRL_CLK_HI_SHIFT |
- (CUSTOM_SPI_CLK_LO & SPI_FLASH_CTRL_CLK_LO_MASK) <<
- SPI_FLASH_CTRL_CLK_LO_SHIFT |
- (CUSTOM_SPI_CS_HOLD & SPI_FLASH_CTRL_CS_HOLD_MASK) <<
- SPI_FLASH_CTRL_CS_HOLD_SHIFT |
- (CUSTOM_SPI_CS_HI & SPI_FLASH_CTRL_CS_HI_MASK) <<
- SPI_FLASH_CTRL_CS_HI_SHIFT |
- (0x1 & SPI_FLASH_CTRL_INS_MASK) << SPI_FLASH_CTRL_INS_SHIFT;
-
- ATL2_WRITE_REG(hw, REG_SPI_FLASH_CTRL, value);
-
- value |= SPI_FLASH_CTRL_START;
-
- ATL2_WRITE_REG(hw, REG_SPI_FLASH_CTRL, value);
-
- for (i = 0; i < 10; i++) {
- msleep(1);
- value = ATL2_READ_REG(hw, REG_SPI_FLASH_CTRL);
- if (!(value & SPI_FLASH_CTRL_START))
- break;
- }
-
- if (value & SPI_FLASH_CTRL_START)
- return false;
-
- *buf = ATL2_READ_REG(hw, REG_SPI_DATA);
-
- return true;
-}
-
-/*
- * get_permanent_address
- * return 0 if get valid mac address,
- */
-static int get_permanent_address(struct atl2_hw *hw)
-{
- u32 Addr[2];
- u32 i, Control;
- u16 Register;
- u8 EthAddr[NODE_ADDRESS_SIZE];
- bool KeyValid;
-
- if (is_valid_ether_addr(hw->perm_mac_addr))
- return 0;
-
- Addr[0] = 0;
- Addr[1] = 0;
-
- if (!atl2_check_eeprom_exist(hw)) { /* eeprom exists */
- Register = 0;
- KeyValid = false;
-
- /* Read out all EEPROM content */
- i = 0;
- while (1) {
- if (atl2_read_eeprom(hw, i + 0x100, &Control)) {
- if (KeyValid) {
- if (Register == REG_MAC_STA_ADDR)
- Addr[0] = Control;
- else if (Register ==
- (REG_MAC_STA_ADDR + 4))
- Addr[1] = Control;
- KeyValid = false;
- } else if ((Control & 0xff) == 0x5A) {
- KeyValid = true;
- Register = (u16) (Control >> 16);
- } else {
- /* assume data end while encount an invalid KEYWORD */
- break;
- }
- } else {
- break; /* read error */
- }
- i += 4;
- }
-
- *(u32 *) &EthAddr[2] = LONGSWAP(Addr[0]);
- *(u16 *) &EthAddr[0] = SHORTSWAP(*(u16 *) &Addr[1]);
-
- if (is_valid_ether_addr(EthAddr)) {
- memcpy(hw->perm_mac_addr, EthAddr, NODE_ADDRESS_SIZE);
- return 0;
- }
- return 1;
- }
-
- /* see if SPI flash exists? */
- Addr[0] = 0;
- Addr[1] = 0;
- Register = 0;
- KeyValid = false;
- i = 0;
- while (1) {
- if (atl2_spi_read(hw, i + 0x1f000, &Control)) {
- if (KeyValid) {
- if (Register == REG_MAC_STA_ADDR)
- Addr[0] = Control;
- else if (Register == (REG_MAC_STA_ADDR + 4))
- Addr[1] = Control;
- KeyValid = false;
- } else if ((Control & 0xff) == 0x5A) {
- KeyValid = true;
- Register = (u16) (Control >> 16);
- } else {
- break; /* data end */
- }
- } else {
- break; /* read error */
- }
- i += 4;
- }
-
- *(u32 *) &EthAddr[2] = LONGSWAP(Addr[0]);
- *(u16 *) &EthAddr[0] = SHORTSWAP(*(u16 *)&Addr[1]);
- if (is_valid_ether_addr(EthAddr)) {
- memcpy(hw->perm_mac_addr, EthAddr, NODE_ADDRESS_SIZE);
- return 0;
- }
- /* maybe MAC-address is from BIOS */
- Addr[0] = ATL2_READ_REG(hw, REG_MAC_STA_ADDR);
- Addr[1] = ATL2_READ_REG(hw, REG_MAC_STA_ADDR + 4);
- *(u32 *) &EthAddr[2] = LONGSWAP(Addr[0]);
- *(u16 *) &EthAddr[0] = SHORTSWAP(*(u16 *) &Addr[1]);
-
- if (is_valid_ether_addr(EthAddr)) {
- memcpy(hw->perm_mac_addr, EthAddr, NODE_ADDRESS_SIZE);
- return 0;
- }
-
- return 1;
-}
-
-/*
- * Reads the adapter's MAC address from the EEPROM
- *
- * hw - Struct containing variables accessed by shared code
- */
-static s32 atl2_read_mac_addr(struct atl2_hw *hw)
-{
- u16 i;
-
- if (get_permanent_address(hw)) {
- /* for test */
- /* FIXME: shouldn't we use random_ether_addr() here? */
- hw->perm_mac_addr[0] = 0x00;
- hw->perm_mac_addr[1] = 0x13;
- hw->perm_mac_addr[2] = 0x74;
- hw->perm_mac_addr[3] = 0x00;
- hw->perm_mac_addr[4] = 0x5c;
- hw->perm_mac_addr[5] = 0x38;
- }
-
- for (i = 0; i < NODE_ADDRESS_SIZE; i++)
- hw->mac_addr[i] = hw->perm_mac_addr[i];
-
- return 0;
-}
-
-/*
- * Hashes an address to determine its location in the multicast table
- *
- * hw - Struct containing variables accessed by shared code
- * mc_addr - the multicast address to hash
- *
- * atl2_hash_mc_addr
- * purpose
- * set hash value for a multicast address
- * hash calcu processing :
- * 1. calcu 32bit CRC for multicast address
- * 2. reverse crc with MSB to LSB
- */
-static u32 atl2_hash_mc_addr(struct atl2_hw *hw, u8 *mc_addr)
-{
- u32 crc32, value;
- int i;
-
- value = 0;
- crc32 = ether_crc_le(6, mc_addr);
-
- for (i = 0; i < 32; i++)
- value |= (((crc32 >> i) & 1) << (31 - i));
-
- return value;
-}
-
-/*
- * Sets the bit in the multicast table corresponding to the hash value.
- *
- * hw - Struct containing variables accessed by shared code
- * hash_value - Multicast address hash value
- */
-static void atl2_hash_set(struct atl2_hw *hw, u32 hash_value)
-{
- u32 hash_bit, hash_reg;
- u32 mta;
-
- /* The HASH Table is a register array of 2 32-bit registers.
- * It is treated like an array of 64 bits. We want to set
- * bit BitArray[hash_value]. So we figure out what register
- * the bit is in, read it, OR in the new bit, then write
- * back the new value. The register is determined by the
- * upper 7 bits of the hash value and the bit within that
- * register are determined by the lower 5 bits of the value.
- */
- hash_reg = (hash_value >> 31) & 0x1;
- hash_bit = (hash_value >> 26) & 0x1F;
-
- mta = ATL2_READ_REG_ARRAY(hw, REG_RX_HASH_TABLE, hash_reg);
-
- mta |= (1 << hash_bit);
-
- ATL2_WRITE_REG_ARRAY(hw, REG_RX_HASH_TABLE, hash_reg, mta);
-}
-
-/*
- * atl2_init_pcie - init PCIE module
- */
-static void atl2_init_pcie(struct atl2_hw *hw)
-{
- u32 value;
- value = LTSSM_TEST_MODE_DEF;
- ATL2_WRITE_REG(hw, REG_LTSSM_TEST_MODE, value);
-
- value = PCIE_DLL_TX_CTRL1_DEF;
- ATL2_WRITE_REG(hw, REG_PCIE_DLL_TX_CTRL1, value);
-}
-
-static void atl2_init_flash_opcode(struct atl2_hw *hw)
-{
- if (hw->flash_vendor >= ARRAY_SIZE(flash_table))
- hw->flash_vendor = 0; /* ATMEL */
-
- /* Init OP table */
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_PROGRAM,
- flash_table[hw->flash_vendor].cmdPROGRAM);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_SC_ERASE,
- flash_table[hw->flash_vendor].cmdSECTOR_ERASE);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_CHIP_ERASE,
- flash_table[hw->flash_vendor].cmdCHIP_ERASE);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_RDID,
- flash_table[hw->flash_vendor].cmdRDID);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_WREN,
- flash_table[hw->flash_vendor].cmdWREN);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_RDSR,
- flash_table[hw->flash_vendor].cmdRDSR);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_WRSR,
- flash_table[hw->flash_vendor].cmdWRSR);
- ATL2_WRITE_REGB(hw, REG_SPI_FLASH_OP_READ,
- flash_table[hw->flash_vendor].cmdREAD);
-}
-
-/********************************************************************
-* Performs basic configuration of the adapter.
-*
-* hw - Struct containing variables accessed by shared code
-* Assumes that the controller has previously been reset and is in a
-* post-reset uninitialized state. Initializes multicast table,
-* and Calls routines to setup link
-* Leaves the transmit and receive units disabled and uninitialized.
-********************************************************************/
-static s32 atl2_init_hw(struct atl2_hw *hw)
-{
- u32 ret_val = 0;
-
- atl2_init_pcie(hw);
-
- /* Zero out the Multicast HASH table */
- /* clear the old settings from the multicast hash table */
- ATL2_WRITE_REG(hw, REG_RX_HASH_TABLE, 0);
- ATL2_WRITE_REG_ARRAY(hw, REG_RX_HASH_TABLE, 1, 0);
-
- atl2_init_flash_opcode(hw);
-
- ret_val = atl2_phy_init(hw);
-
- return ret_val;
-}
-
-/*
- * Detects the current speed and duplex settings of the hardware.
- *
- * hw - Struct containing variables accessed by shared code
- * speed - Speed of the connection
- * duplex - Duplex setting of the connection
- */
-static s32 atl2_get_speed_and_duplex(struct atl2_hw *hw, u16 *speed,
- u16 *duplex)
-{
- s32 ret_val;
- u16 phy_data;
-
- /* Read PHY Specific Status Register (17) */
- ret_val = atl2_read_phy_reg(hw, MII_ATLX_PSSR, &phy_data);
- if (ret_val)
- return ret_val;
-
- if (!(phy_data & MII_ATLX_PSSR_SPD_DPLX_RESOLVED))
- return ATLX_ERR_PHY_RES;
-
- switch (phy_data & MII_ATLX_PSSR_SPEED) {
- case MII_ATLX_PSSR_100MBS:
- *speed = SPEED_100;
- break;
- case MII_ATLX_PSSR_10MBS:
- *speed = SPEED_10;
- break;
- default:
- return ATLX_ERR_PHY_SPEED;
- break;
- }
-
- if (phy_data & MII_ATLX_PSSR_DPLX)
- *duplex = FULL_DUPLEX;
- else
- *duplex = HALF_DUPLEX;
-
- return 0;
-}
-
-/*
- * Reads the value from a PHY register
- * hw - Struct containing variables accessed by shared code
- * reg_addr - address of the PHY register to read
- */
-static s32 atl2_read_phy_reg(struct atl2_hw *hw, u16 reg_addr, u16 *phy_data)
-{
- u32 val;
- int i;
-
- val = ((u32)(reg_addr & MDIO_REG_ADDR_MASK)) << MDIO_REG_ADDR_SHIFT |
- MDIO_START |
- MDIO_SUP_PREAMBLE |
- MDIO_RW |
- MDIO_CLK_25_4 << MDIO_CLK_SEL_SHIFT;
- ATL2_WRITE_REG(hw, REG_MDIO_CTRL, val);
-
- wmb();
-
- for (i = 0; i < MDIO_WAIT_TIMES; i++) {
- udelay(2);
- val = ATL2_READ_REG(hw, REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
- wmb();
- }
- if (!(val & (MDIO_START | MDIO_BUSY))) {
- *phy_data = (u16)val;
- return 0;
- }
-
- return ATLX_ERR_PHY;
-}
-
-/*
- * Writes a value to a PHY register
- * hw - Struct containing variables accessed by shared code
- * reg_addr - address of the PHY register to write
- * data - data to write to the PHY
- */
-static s32 atl2_write_phy_reg(struct atl2_hw *hw, u32 reg_addr, u16 phy_data)
-{
- int i;
- u32 val;
-
- val = ((u32)(phy_data & MDIO_DATA_MASK)) << MDIO_DATA_SHIFT |
- (reg_addr & MDIO_REG_ADDR_MASK) << MDIO_REG_ADDR_SHIFT |
- MDIO_SUP_PREAMBLE |
- MDIO_START |
- MDIO_CLK_25_4 << MDIO_CLK_SEL_SHIFT;
- ATL2_WRITE_REG(hw, REG_MDIO_CTRL, val);
-
- wmb();
-
- for (i = 0; i < MDIO_WAIT_TIMES; i++) {
- udelay(2);
- val = ATL2_READ_REG(hw, REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
-
- wmb();
- }
-
- if (!(val & (MDIO_START | MDIO_BUSY)))
- return 0;
-
- return ATLX_ERR_PHY;
-}
-
-/*
- * Configures PHY autoneg and flow control advertisement settings
- *
- * hw - Struct containing variables accessed by shared code
- */
-static s32 atl2_phy_setup_autoneg_adv(struct atl2_hw *hw)
-{
- s32 ret_val;
- s16 mii_autoneg_adv_reg;
-
- /* Read the MII Auto-Neg Advertisement Register (Address 4). */
- mii_autoneg_adv_reg = MII_AR_DEFAULT_CAP_MASK;
-
- /* Need to parse autoneg_advertised and set up
- * the appropriate PHY registers. First we will parse for
- * autoneg_advertised software override. Since we can advertise
- * a plethora of combinations, we need to check each bit
- * individually.
- */
-
- /* First we clear all the 10/100 mb speed bits in the Auto-Neg
- * Advertisement Register (Address 4) and the 1000 mb speed bits in
- * the 1000Base-T Control Register (Address 9). */
- mii_autoneg_adv_reg &= ~MII_AR_SPEED_MASK;
-
- /* Need to parse MediaType and setup the
- * appropriate PHY registers. */
- switch (hw->MediaType) {
- case MEDIA_TYPE_AUTO_SENSOR:
- mii_autoneg_adv_reg |=
- (MII_AR_10T_HD_CAPS |
- MII_AR_10T_FD_CAPS |
- MII_AR_100TX_HD_CAPS|
- MII_AR_100TX_FD_CAPS);
- hw->autoneg_advertised =
- ADVERTISE_10_HALF |
- ADVERTISE_10_FULL |
- ADVERTISE_100_HALF|
- ADVERTISE_100_FULL;
- break;
- case MEDIA_TYPE_100M_FULL:
- mii_autoneg_adv_reg |= MII_AR_100TX_FD_CAPS;
- hw->autoneg_advertised = ADVERTISE_100_FULL;
- break;
- case MEDIA_TYPE_100M_HALF:
- mii_autoneg_adv_reg |= MII_AR_100TX_HD_CAPS;
- hw->autoneg_advertised = ADVERTISE_100_HALF;
- break;
- case MEDIA_TYPE_10M_FULL:
- mii_autoneg_adv_reg |= MII_AR_10T_FD_CAPS;
- hw->autoneg_advertised = ADVERTISE_10_FULL;
- break;
- default:
- mii_autoneg_adv_reg |= MII_AR_10T_HD_CAPS;
- hw->autoneg_advertised = ADVERTISE_10_HALF;
- break;
- }
-
- /* flow control fixed to enable all */
- mii_autoneg_adv_reg |= (MII_AR_ASM_DIR | MII_AR_PAUSE);
-
- hw->mii_autoneg_adv_reg = mii_autoneg_adv_reg;
-
- ret_val = atl2_write_phy_reg(hw, MII_ADVERTISE, mii_autoneg_adv_reg);
-
- if (ret_val)
- return ret_val;
-
- return 0;
-}
-
-/*
- * Resets the PHY and make all config validate
- *
- * hw - Struct containing variables accessed by shared code
- *
- * Sets bit 15 and 12 of the MII Control regiser (for F001 bug)
- */
-static s32 atl2_phy_commit(struct atl2_hw *hw)
-{
- s32 ret_val;
- u16 phy_data;
-
- phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG;
- ret_val = atl2_write_phy_reg(hw, MII_BMCR, phy_data);
- if (ret_val) {
- u32 val;
- int i;
- /* pcie serdes link may be down ! */
- for (i = 0; i < 25; i++) {
- msleep(1);
- val = ATL2_READ_REG(hw, REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY)))
- break;
- }
-
- if (0 != (val & (MDIO_START | MDIO_BUSY))) {
- printk(KERN_ERR "atl2: PCIe link down for at least 25ms !\n");
- return ret_val;
- }
- }
- return 0;
-}
-
-static s32 atl2_phy_init(struct atl2_hw *hw)
-{
- s32 ret_val;
- u16 phy_val;
-
- if (hw->phy_configured)
- return 0;
-
- /* Enable PHY */
- ATL2_WRITE_REGW(hw, REG_PHY_ENABLE, 1);
- ATL2_WRITE_FLUSH(hw);
- msleep(1);
-
- /* check if the PHY is in powersaving mode */
- atl2_write_phy_reg(hw, MII_DBG_ADDR, 0);
- atl2_read_phy_reg(hw, MII_DBG_DATA, &phy_val);
-
- /* 024E / 124E 0r 0274 / 1274 ? */
- if (phy_val & 0x1000) {
- phy_val &= ~0x1000;
- atl2_write_phy_reg(hw, MII_DBG_DATA, phy_val);
- }
-
- msleep(1);
-
- /*Enable PHY LinkChange Interrupt */
- ret_val = atl2_write_phy_reg(hw, 18, 0xC00);
- if (ret_val)
- return ret_val;
-
- /* setup AutoNeg parameters */
- ret_val = atl2_phy_setup_autoneg_adv(hw);
- if (ret_val)
- return ret_val;
-
- /* SW.Reset & En-Auto-Neg to restart Auto-Neg */
- ret_val = atl2_phy_commit(hw);
- if (ret_val)
- return ret_val;
-
- hw->phy_configured = true;
-
- return ret_val;
-}
-
-static void atl2_set_mac_addr(struct atl2_hw *hw)
-{
- u32 value;
- /* 00-0B-6A-F6-00-DC
- * 0: 6AF600DC 1: 000B
- * low dword */
- value = (((u32)hw->mac_addr[2]) << 24) |
- (((u32)hw->mac_addr[3]) << 16) |
- (((u32)hw->mac_addr[4]) << 8) |
- (((u32)hw->mac_addr[5]));
- ATL2_WRITE_REG_ARRAY(hw, REG_MAC_STA_ADDR, 0, value);
- /* hight dword */
- value = (((u32)hw->mac_addr[0]) << 8) |
- (((u32)hw->mac_addr[1]));
- ATL2_WRITE_REG_ARRAY(hw, REG_MAC_STA_ADDR, 1, value);
-}
-
-/*
- * check_eeprom_exist
- * return 0 if eeprom exist
- */
-static int atl2_check_eeprom_exist(struct atl2_hw *hw)
-{
- u32 value;
-
- value = ATL2_READ_REG(hw, REG_SPI_FLASH_CTRL);
- if (value & SPI_FLASH_CTRL_EN_VPD) {
- value &= ~SPI_FLASH_CTRL_EN_VPD;
- ATL2_WRITE_REG(hw, REG_SPI_FLASH_CTRL, value);
- }
- value = ATL2_READ_REGW(hw, REG_PCIE_CAP_LIST);
- return ((value & 0xFF00) == 0x6C00) ? 0 : 1;
-}
-
-/* FIXME: This doesn't look right. -- CHS */
-static bool atl2_write_eeprom(struct atl2_hw *hw, u32 offset, u32 value)
-{
- return true;
-}
-
-static bool atl2_read_eeprom(struct atl2_hw *hw, u32 Offset, u32 *pValue)
-{
- int i;
- u32 Control;
-
- if (Offset & 0x3)
- return false; /* address do not align */
-
- ATL2_WRITE_REG(hw, REG_VPD_DATA, 0);
- Control = (Offset & VPD_CAP_VPD_ADDR_MASK) << VPD_CAP_VPD_ADDR_SHIFT;
- ATL2_WRITE_REG(hw, REG_VPD_CAP, Control);
-
- for (i = 0; i < 10; i++) {
- msleep(2);
- Control = ATL2_READ_REG(hw, REG_VPD_CAP);
- if (Control & VPD_CAP_VPD_FLAG)
- break;
- }
-
- if (Control & VPD_CAP_VPD_FLAG) {
- *pValue = ATL2_READ_REG(hw, REG_VPD_DATA);
- return true;
- }
- return false; /* timeout */
-}
-
-static void atl2_force_ps(struct atl2_hw *hw)
-{
- u16 phy_val;
-
- atl2_write_phy_reg(hw, MII_DBG_ADDR, 0);
- atl2_read_phy_reg(hw, MII_DBG_DATA, &phy_val);
- atl2_write_phy_reg(hw, MII_DBG_DATA, phy_val | 0x1000);
-
- atl2_write_phy_reg(hw, MII_DBG_ADDR, 2);
- atl2_write_phy_reg(hw, MII_DBG_DATA, 0x3000);
- atl2_write_phy_reg(hw, MII_DBG_ADDR, 3);
- atl2_write_phy_reg(hw, MII_DBG_DATA, 0);
-}
-
-/* This is the only thing that needs to be changed to adjust the
- * maximum number of ports that the driver can manage.
- */
-#define ATL2_MAX_NIC 4
-
-#define OPTION_UNSET -1
-#define OPTION_DISABLED 0
-#define OPTION_ENABLED 1
-
-/* All parameters are treated the same, as an integer array of values.
- * This macro just reduces the need to repeat the same declaration code
- * over and over (plus this helps to avoid typo bugs).
- */
-#define ATL2_PARAM_INIT {[0 ... ATL2_MAX_NIC] = OPTION_UNSET}
-#ifndef module_param_array
-/* Module Parameters are always initialized to -1, so that the driver
- * can tell the difference between no user specified value or the
- * user asking for the default value.
- * The true default values are loaded in when atl2_check_options is called.
- *
- * This is a GCC extension to ANSI C.
- * See the item "Labeled Elements in Initializers" in the section
- * "Extensions to the C Language Family" of the GCC documentation.
- */
-
-#define ATL2_PARAM(X, desc) \
- static const int __devinitdata X[ATL2_MAX_NIC + 1] = ATL2_PARAM_INIT; \
- MODULE_PARM(X, "1-" __MODULE_STRING(ATL2_MAX_NIC) "i"); \
- MODULE_PARM_DESC(X, desc);
-#else
-#define ATL2_PARAM(X, desc) \
- static int __devinitdata X[ATL2_MAX_NIC+1] = ATL2_PARAM_INIT; \
- static unsigned int num_##X; \
- module_param_array_named(X, X, int, &num_##X, 0); \
- MODULE_PARM_DESC(X, desc);
-#endif
-
-/*
- * Transmit Memory Size
- * Valid Range: 64-2048
- * Default Value: 128
- */
-#define ATL2_MIN_TX_MEMSIZE 4 /* 4KB */
-#define ATL2_MAX_TX_MEMSIZE 64 /* 64KB */
-#define ATL2_DEFAULT_TX_MEMSIZE 8 /* 8KB */
-ATL2_PARAM(TxMemSize, "Bytes of Transmit Memory");
-
-/*
- * Receive Memory Block Count
- * Valid Range: 16-512
- * Default Value: 128
- */
-#define ATL2_MIN_RXD_COUNT 16
-#define ATL2_MAX_RXD_COUNT 512
-#define ATL2_DEFAULT_RXD_COUNT 64
-ATL2_PARAM(RxMemBlock, "Number of receive memory block");
-
-/*
- * User Specified MediaType Override
- *
- * Valid Range: 0-5
- * - 0 - auto-negotiate at all supported speeds
- * - 1 - only link at 1000Mbps Full Duplex
- * - 2 - only link at 100Mbps Full Duplex
- * - 3 - only link at 100Mbps Half Duplex
- * - 4 - only link at 10Mbps Full Duplex
- * - 5 - only link at 10Mbps Half Duplex
- * Default Value: 0
- */
-ATL2_PARAM(MediaType, "MediaType Select");
-
-/*
- * Interrupt Moderate Timer in units of 2048 ns (~2 us)
- * Valid Range: 10-65535
- * Default Value: 45000(90ms)
- */
-#define INT_MOD_DEFAULT_CNT 100 /* 200us */
-#define INT_MOD_MAX_CNT 65000
-#define INT_MOD_MIN_CNT 50
-ATL2_PARAM(IntModTimer, "Interrupt Moderator Timer");
-
-/*
- * FlashVendor
- * Valid Range: 0-2
- * 0 - Atmel
- * 1 - SST
- * 2 - ST
- */
-ATL2_PARAM(FlashVendor, "SPI Flash Vendor");
-
-#define AUTONEG_ADV_DEFAULT 0x2F
-#define AUTONEG_ADV_MASK 0x2F
-#define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL
-
-#define FLASH_VENDOR_DEFAULT 0
-#define FLASH_VENDOR_MIN 0
-#define FLASH_VENDOR_MAX 2
-
-struct atl2_option {
- enum { enable_option, range_option, list_option } type;
- char *name;
- char *err;
- int def;
- union {
- struct { /* range_option info */
- int min;
- int max;
- } r;
- struct { /* list_option info */
- int nr;
- struct atl2_opt_list { int i; char *str; } *p;
- } l;
- } arg;
-};
-
-static int __devinit atl2_validate_option(int *value, struct atl2_option *opt)
-{
- int i;
- struct atl2_opt_list *ent;
-
- if (*value == OPTION_UNSET) {
- *value = opt->def;
- return 0;
- }
-
- switch (opt->type) {
- case enable_option:
- switch (*value) {
- case OPTION_ENABLED:
- printk(KERN_INFO "%s Enabled\n", opt->name);
- return 0;
- break;
- case OPTION_DISABLED:
- printk(KERN_INFO "%s Disabled\n", opt->name);
- return 0;
- break;
- }
- break;
- case range_option:
- if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
- printk(KERN_INFO "%s set to %i\n", opt->name, *value);
- return 0;
- }
- break;
- case list_option:
- for (i = 0; i < opt->arg.l.nr; i++) {
- ent = &opt->arg.l.p[i];
- if (*value == ent->i) {
- if (ent->str[0] != '\0')
- printk(KERN_INFO "%s\n", ent->str);
- return 0;
- }
- }
- break;
- default:
- BUG();
- }
-
- printk(KERN_INFO "Invalid %s specified (%i) %s\n",
- opt->name, *value, opt->err);
- *value = opt->def;
- return -1;
-}
-
-/*
- * atl2_check_options - Range Checking for Command Line Parameters
- * @adapter: board private structure
- *
- * This routine checks all command line parameters for valid user
- * input. If an invalid value is given, or if no user specified
- * value exists, a default value is used. The final value is stored
- * in a variable in the adapter structure.
- */
-static void __devinit atl2_check_options(struct atl2_adapter *adapter)
-{
- int val;
- struct atl2_option opt;
- int bd = adapter->bd_number;
- if (bd >= ATL2_MAX_NIC) {
- printk(KERN_NOTICE "Warning: no configuration for board #%i\n",
- bd);
- printk(KERN_NOTICE "Using defaults for all values\n");
-#ifndef module_param_array
- bd = ATL2_MAX_NIC;
-#endif
- }
-
- /* Bytes of Transmit Memory */
- opt.type = range_option;
- opt.name = "Bytes of Transmit Memory";
- opt.err = "using default of " __MODULE_STRING(ATL2_DEFAULT_TX_MEMSIZE);
- opt.def = ATL2_DEFAULT_TX_MEMSIZE;
- opt.arg.r.min = ATL2_MIN_TX_MEMSIZE;
- opt.arg.r.max = ATL2_MAX_TX_MEMSIZE;
-#ifdef module_param_array
- if (num_TxMemSize > bd) {
-#endif
- val = TxMemSize[bd];
- atl2_validate_option(&val, &opt);
- adapter->txd_ring_size = ((u32) val) * 1024;
-#ifdef module_param_array
- } else
- adapter->txd_ring_size = ((u32)opt.def) * 1024;
-#endif
- /* txs ring size: */
- adapter->txs_ring_size = adapter->txd_ring_size / 128;
- if (adapter->txs_ring_size > 160)
- adapter->txs_ring_size = 160;
-
- /* Receive Memory Block Count */
- opt.type = range_option;
- opt.name = "Number of receive memory block";
- opt.err = "using default of " __MODULE_STRING(ATL2_DEFAULT_RXD_COUNT);
- opt.def = ATL2_DEFAULT_RXD_COUNT;
- opt.arg.r.min = ATL2_MIN_RXD_COUNT;
- opt.arg.r.max = ATL2_MAX_RXD_COUNT;
-#ifdef module_param_array
- if (num_RxMemBlock > bd) {
-#endif
- val = RxMemBlock[bd];
- atl2_validate_option(&val, &opt);
- adapter->rxd_ring_size = (u32)val;
- /* FIXME */
- /* ((u16)val)&~1; */ /* even number */
-#ifdef module_param_array
- } else
- adapter->rxd_ring_size = (u32)opt.def;
-#endif
- /* init RXD Flow control value */
- adapter->hw.fc_rxd_hi = (adapter->rxd_ring_size / 8) * 7;
- adapter->hw.fc_rxd_lo = (ATL2_MIN_RXD_COUNT / 8) >
- (adapter->rxd_ring_size / 12) ? (ATL2_MIN_RXD_COUNT / 8) :
- (adapter->rxd_ring_size / 12);
-
- /* Interrupt Moderate Timer */
- opt.type = range_option;
- opt.name = "Interrupt Moderate Timer";
- opt.err = "using default of " __MODULE_STRING(INT_MOD_DEFAULT_CNT);
- opt.def = INT_MOD_DEFAULT_CNT;
- opt.arg.r.min = INT_MOD_MIN_CNT;
- opt.arg.r.max = INT_MOD_MAX_CNT;
-#ifdef module_param_array
- if (num_IntModTimer > bd) {
-#endif
- val = IntModTimer[bd];
- atl2_validate_option(&val, &opt);
- adapter->imt = (u16) val;
-#ifdef module_param_array
- } else
- adapter->imt = (u16)(opt.def);
-#endif
- /* Flash Vendor */
- opt.type = range_option;
- opt.name = "SPI Flash Vendor";
- opt.err = "using default of " __MODULE_STRING(FLASH_VENDOR_DEFAULT);
- opt.def = FLASH_VENDOR_DEFAULT;
- opt.arg.r.min = FLASH_VENDOR_MIN;
- opt.arg.r.max = FLASH_VENDOR_MAX;
-#ifdef module_param_array
- if (num_FlashVendor > bd) {
-#endif
- val = FlashVendor[bd];
- atl2_validate_option(&val, &opt);
- adapter->hw.flash_vendor = (u8) val;
-#ifdef module_param_array
- } else
- adapter->hw.flash_vendor = (u8)(opt.def);
-#endif
- /* MediaType */
- opt.type = range_option;
- opt.name = "Speed/Duplex Selection";
- opt.err = "using default of " __MODULE_STRING(MEDIA_TYPE_AUTO_SENSOR);
- opt.def = MEDIA_TYPE_AUTO_SENSOR;
- opt.arg.r.min = MEDIA_TYPE_AUTO_SENSOR;
- opt.arg.r.max = MEDIA_TYPE_10M_HALF;
-#ifdef module_param_array
- if (num_MediaType > bd) {
-#endif
- val = MediaType[bd];
- atl2_validate_option(&val, &opt);
- adapter->hw.MediaType = (u16) val;
-#ifdef module_param_array
- } else
- adapter->hw.MediaType = (u16)(opt.def);
-#endif
-}
diff --git a/drivers/net/atlx/atl2.h b/drivers/net/atlx/atl2.h
deleted file mode 100644
index bf9016ebdd9b..000000000000
--- a/drivers/net/atlx/atl2.h
+++ /dev/null
@@ -1,525 +0,0 @@
-/* atl2.h -- atl2 driver definitions
- *
- * Copyright(c) 2007 Atheros Corporation. All rights reserved.
- * Copyright(c) 2006 xiong huang <xiong.huang@atheros.com>
- * Copyright(c) 2007 Chris Snook <csnook@redhat.com>
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#ifndef _ATL2_H_
-#define _ATL2_H_
-
-#include <linux/atomic.h>
-#include <linux/netdevice.h>
-
-#ifndef _ATL2_HW_H_
-#define _ATL2_HW_H_
-
-#ifndef _ATL2_OSDEP_H_
-#define _ATL2_OSDEP_H_
-
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <linux/if_ether.h>
-
-#include "atlx.h"
-
-#ifdef ETHTOOL_OPS_COMPAT
-extern int ethtool_ioctl(struct ifreq *ifr);
-#endif
-
-#define PCI_COMMAND_REGISTER PCI_COMMAND
-#define CMD_MEM_WRT_INVALIDATE PCI_COMMAND_INVALIDATE
-#define ETH_ADDR_LEN ETH_ALEN
-
-#define ATL2_WRITE_REG(a, reg, value) (iowrite32((value), \
- ((a)->hw_addr + (reg))))
-
-#define ATL2_WRITE_FLUSH(a) (ioread32((a)->hw_addr))
-
-#define ATL2_READ_REG(a, reg) (ioread32((a)->hw_addr + (reg)))
-
-#define ATL2_WRITE_REGB(a, reg, value) (iowrite8((value), \
- ((a)->hw_addr + (reg))))
-
-#define ATL2_READ_REGB(a, reg) (ioread8((a)->hw_addr + (reg)))
-
-#define ATL2_WRITE_REGW(a, reg, value) (iowrite16((value), \
- ((a)->hw_addr + (reg))))
-
-#define ATL2_READ_REGW(a, reg) (ioread16((a)->hw_addr + (reg)))
-
-#define ATL2_WRITE_REG_ARRAY(a, reg, offset, value) \
- (iowrite32((value), (((a)->hw_addr + (reg)) + ((offset) << 2))))
-
-#define ATL2_READ_REG_ARRAY(a, reg, offset) \
- (ioread32(((a)->hw_addr + (reg)) + ((offset) << 2)))
-
-#endif /* _ATL2_OSDEP_H_ */
-
-struct atl2_adapter;
-struct atl2_hw;
-
-/* function prototype */
-static s32 atl2_reset_hw(struct atl2_hw *hw);
-static s32 atl2_read_mac_addr(struct atl2_hw *hw);
-static s32 atl2_init_hw(struct atl2_hw *hw);
-static s32 atl2_get_speed_and_duplex(struct atl2_hw *hw, u16 *speed,
- u16 *duplex);
-static u32 atl2_hash_mc_addr(struct atl2_hw *hw, u8 *mc_addr);
-static void atl2_hash_set(struct atl2_hw *hw, u32 hash_value);
-static s32 atl2_read_phy_reg(struct atl2_hw *hw, u16 reg_addr, u16 *phy_data);
-static s32 atl2_write_phy_reg(struct atl2_hw *hw, u32 reg_addr, u16 phy_data);
-static void atl2_read_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value);
-static void atl2_write_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value);
-static void atl2_set_mac_addr(struct atl2_hw *hw);
-static bool atl2_read_eeprom(struct atl2_hw *hw, u32 Offset, u32 *pValue);
-static bool atl2_write_eeprom(struct atl2_hw *hw, u32 offset, u32 value);
-static s32 atl2_phy_init(struct atl2_hw *hw);
-static int atl2_check_eeprom_exist(struct atl2_hw *hw);
-static void atl2_force_ps(struct atl2_hw *hw);
-
-/* register definition */
-
-/* Block IDLE Status Register */
-#define IDLE_STATUS_RXMAC 1 /* 1: RXMAC is non-IDLE */
-#define IDLE_STATUS_TXMAC 2 /* 1: TXMAC is non-IDLE */
-#define IDLE_STATUS_DMAR 8 /* 1: DMAR is non-IDLE */
-#define IDLE_STATUS_DMAW 4 /* 1: DMAW is non-IDLE */
-
-/* MDIO Control Register */
-#define MDIO_WAIT_TIMES 10
-
-/* MAC Control Register */
-#define MAC_CTRL_DBG_TX_BKPRESURE 0x100000 /* 1: TX max backoff */
-#define MAC_CTRL_MACLP_CLK_PHY 0x8000000 /* 1: 25MHz from phy */
-#define MAC_CTRL_HALF_LEFT_BUF_SHIFT 28
-#define MAC_CTRL_HALF_LEFT_BUF_MASK 0xF /* MAC retry buf x32B */
-
-/* Internal SRAM Partition Register */
-#define REG_SRAM_TXRAM_END 0x1500 /* Internal tail address of TXRAM
- * default: 2byte*1024 */
-#define REG_SRAM_RXRAM_END 0x1502 /* Internal tail address of RXRAM
- * default: 2byte*1024 */
-
-/* Descriptor Control register */
-#define REG_TXD_BASE_ADDR_LO 0x1544 /* The base address of the Transmit
- * Data Mem low 32-bit(dword align) */
-#define REG_TXD_MEM_SIZE 0x1548 /* Transmit Data Memory size(by
- * double word , max 256KB) */
-#define REG_TXS_BASE_ADDR_LO 0x154C /* The base address of the Transmit
- * Status Memory low 32-bit(dword word
- * align) */
-#define REG_TXS_MEM_SIZE 0x1550 /* double word unit, max 4*2047
- * bytes. */
-#define REG_RXD_BASE_ADDR_LO 0x1554 /* The base address of the Transmit
- * Status Memory low 32-bit(unit 8
- * bytes) */
-#define REG_RXD_BUF_NUM 0x1558 /* Receive Data & Status Memory buffer
- * number (unit 1536bytes, max
- * 1536*2047) */
-
-/* DMAR Control Register */
-#define REG_DMAR 0x1580
-#define DMAR_EN 0x1 /* 1: Enable DMAR */
-
-/* TX Cur-Through (early tx threshold) Control Register */
-#define REG_TX_CUT_THRESH 0x1590 /* TxMac begin transmit packet
- * threshold(unit word) */
-
-/* DMAW Control Register */
-#define REG_DMAW 0x15A0
-#define DMAW_EN 0x1
-
-/* Flow control register */
-#define REG_PAUSE_ON_TH 0x15A8 /* RXD high watermark of overflow
- * threshold configuration register */
-#define REG_PAUSE_OFF_TH 0x15AA /* RXD lower watermark of overflow
- * threshold configuration register */
-
-/* Mailbox Register */
-#define REG_MB_TXD_WR_IDX 0x15f0 /* double word align */
-#define REG_MB_RXD_RD_IDX 0x15F4 /* RXD Read index (unit: 1536byets) */
-
-/* Interrupt Status Register */
-#define ISR_TIMER 1 /* Interrupt when Timer counts down to zero */
-#define ISR_MANUAL 2 /* Software manual interrupt, for debug. Set
- * when SW_MAN_INT_EN is set in Table 51
- * Selene Master Control Register
- * (Offset 0x1400). */
-#define ISR_RXF_OV 4 /* RXF overflow interrupt */
-#define ISR_TXF_UR 8 /* TXF underrun interrupt */
-#define ISR_TXS_OV 0x10 /* Internal transmit status buffer full
- * interrupt */
-#define ISR_RXS_OV 0x20 /* Internal receive status buffer full
- * interrupt */
-#define ISR_LINK_CHG 0x40 /* Link Status Change Interrupt */
-#define ISR_HOST_TXD_UR 0x80
-#define ISR_HOST_RXD_OV 0x100 /* Host rx data memory full , one pulse */
-#define ISR_DMAR_TO_RST 0x200 /* DMAR op timeout interrupt. SW should
- * do Reset */
-#define ISR_DMAW_TO_RST 0x400
-#define ISR_PHY 0x800 /* phy interrupt */
-#define ISR_TS_UPDATE 0x10000 /* interrupt after new tx pkt status written
- * to host */
-#define ISR_RS_UPDATE 0x20000 /* interrupt ater new rx pkt status written
- * to host. */
-#define ISR_TX_EARLY 0x40000 /* interrupt when txmac begin transmit one
- * packet */
-
-#define ISR_TX_EVENT (ISR_TXF_UR | ISR_TXS_OV | ISR_HOST_TXD_UR |\
- ISR_TS_UPDATE | ISR_TX_EARLY)
-#define ISR_RX_EVENT (ISR_RXF_OV | ISR_RXS_OV | ISR_HOST_RXD_OV |\
- ISR_RS_UPDATE)
-
-#define IMR_NORMAL_MASK (\
- /*ISR_LINK_CHG |*/\
- ISR_MANUAL |\
- ISR_DMAR_TO_RST |\
- ISR_DMAW_TO_RST |\
- ISR_PHY |\
- ISR_PHY_LINKDOWN |\
- ISR_TS_UPDATE |\
- ISR_RS_UPDATE)
-
-/* Receive MAC Statistics Registers */
-#define REG_STS_RX_PAUSE 0x1700 /* Num pause packets received */
-#define REG_STS_RXD_OV 0x1704 /* Num frames dropped due to RX
- * FIFO overflow */
-#define REG_STS_RXS_OV 0x1708 /* Num frames dropped due to RX
- * Status Buffer Overflow */
-#define REG_STS_RX_FILTER 0x170C /* Num packets dropped due to
- * address filtering */
-
-/* MII definitions */
-
-/* PHY Common Register */
-#define MII_SMARTSPEED 0x14
-#define MII_DBG_ADDR 0x1D
-#define MII_DBG_DATA 0x1E
-
-/* PCI Command Register Bit Definitions */
-#define PCI_REG_COMMAND 0x04
-#define CMD_IO_SPACE 0x0001
-#define CMD_MEMORY_SPACE 0x0002
-#define CMD_BUS_MASTER 0x0004
-
-#define MEDIA_TYPE_100M_FULL 1
-#define MEDIA_TYPE_100M_HALF 2
-#define MEDIA_TYPE_10M_FULL 3
-#define MEDIA_TYPE_10M_HALF 4
-
-#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x000F /* Everything */
-
-/* The size (in bytes) of a ethernet packet */
-#define ENET_HEADER_SIZE 14
-#define MAXIMUM_ETHERNET_FRAME_SIZE 1518 /* with FCS */
-#define MINIMUM_ETHERNET_FRAME_SIZE 64 /* with FCS */
-#define ETHERNET_FCS_SIZE 4
-#define MAX_JUMBO_FRAME_SIZE 0x2000
-#define VLAN_SIZE 4
-
-struct tx_pkt_header {
- unsigned pkt_size:11;
- unsigned:4; /* reserved */
- unsigned ins_vlan:1; /* txmac should insert vlan */
- unsigned short vlan; /* vlan tag */
-};
-/* FIXME: replace above bitfields with MASK/SHIFT defines below */
-#define TX_PKT_HEADER_SIZE_MASK 0x7FF
-#define TX_PKT_HEADER_SIZE_SHIFT 0
-#define TX_PKT_HEADER_INS_VLAN_MASK 0x1
-#define TX_PKT_HEADER_INS_VLAN_SHIFT 15
-#define TX_PKT_HEADER_VLAN_TAG_MASK 0xFFFF
-#define TX_PKT_HEADER_VLAN_TAG_SHIFT 16
-
-struct tx_pkt_status {
- unsigned pkt_size:11;
- unsigned:5; /* reserved */
- unsigned ok:1; /* current packet transmitted without error */
- unsigned bcast:1; /* broadcast packet */
- unsigned mcast:1; /* multicast packet */
- unsigned pause:1; /* transmiited a pause frame */
- unsigned ctrl:1;
- unsigned defer:1; /* current packet is xmitted with defer */
- unsigned exc_defer:1;
- unsigned single_col:1;
- unsigned multi_col:1;
- unsigned late_col:1;
- unsigned abort_col:1;
- unsigned underun:1; /* current packet is aborted
- * due to txram underrun */
- unsigned:3; /* reserved */
- unsigned update:1; /* always 1'b1 in tx_status_buf */
-};
-/* FIXME: replace above bitfields with MASK/SHIFT defines below */
-#define TX_PKT_STATUS_SIZE_MASK 0x7FF
-#define TX_PKT_STATUS_SIZE_SHIFT 0
-#define TX_PKT_STATUS_OK_MASK 0x1
-#define TX_PKT_STATUS_OK_SHIFT 16
-#define TX_PKT_STATUS_BCAST_MASK 0x1
-#define TX_PKT_STATUS_BCAST_SHIFT 17
-#define TX_PKT_STATUS_MCAST_MASK 0x1
-#define TX_PKT_STATUS_MCAST_SHIFT 18
-#define TX_PKT_STATUS_PAUSE_MASK 0x1
-#define TX_PKT_STATUS_PAUSE_SHIFT 19
-#define TX_PKT_STATUS_CTRL_MASK 0x1
-#define TX_PKT_STATUS_CTRL_SHIFT 20
-#define TX_PKT_STATUS_DEFER_MASK 0x1
-#define TX_PKT_STATUS_DEFER_SHIFT 21
-#define TX_PKT_STATUS_EXC_DEFER_MASK 0x1
-#define TX_PKT_STATUS_EXC_DEFER_SHIFT 22
-#define TX_PKT_STATUS_SINGLE_COL_MASK 0x1
-#define TX_PKT_STATUS_SINGLE_COL_SHIFT 23
-#define TX_PKT_STATUS_MULTI_COL_MASK 0x1
-#define TX_PKT_STATUS_MULTI_COL_SHIFT 24
-#define TX_PKT_STATUS_LATE_COL_MASK 0x1
-#define TX_PKT_STATUS_LATE_COL_SHIFT 25
-#define TX_PKT_STATUS_ABORT_COL_MASK 0x1
-#define TX_PKT_STATUS_ABORT_COL_SHIFT 26
-#define TX_PKT_STATUS_UNDERRUN_MASK 0x1
-#define TX_PKT_STATUS_UNDERRUN_SHIFT 27
-#define TX_PKT_STATUS_UPDATE_MASK 0x1
-#define TX_PKT_STATUS_UPDATE_SHIFT 31
-
-struct rx_pkt_status {
- unsigned pkt_size:11; /* packet size, max 2047 bytes */
- unsigned:5; /* reserved */
- unsigned ok:1; /* current packet received ok without error */
- unsigned bcast:1; /* current packet is broadcast */
- unsigned mcast:1; /* current packet is multicast */
- unsigned pause:1;
- unsigned ctrl:1;
- unsigned crc:1; /* received a packet with crc error */
- unsigned code:1; /* received a packet with code error */
- unsigned runt:1; /* received a packet less than 64 bytes
- * with good crc */
- unsigned frag:1; /* received a packet less than 64 bytes
- * with bad crc */
- unsigned trunc:1; /* current frame truncated due to rxram full */
- unsigned align:1; /* this packet is alignment error */
- unsigned vlan:1; /* this packet has vlan */
- unsigned:3; /* reserved */
- unsigned update:1;
- unsigned short vtag; /* vlan tag */
- unsigned:16;
-};
-/* FIXME: replace above bitfields with MASK/SHIFT defines below */
-#define RX_PKT_STATUS_SIZE_MASK 0x7FF
-#define RX_PKT_STATUS_SIZE_SHIFT 0
-#define RX_PKT_STATUS_OK_MASK 0x1
-#define RX_PKT_STATUS_OK_SHIFT 16
-#define RX_PKT_STATUS_BCAST_MASK 0x1
-#define RX_PKT_STATUS_BCAST_SHIFT 17
-#define RX_PKT_STATUS_MCAST_MASK 0x1
-#define RX_PKT_STATUS_MCAST_SHIFT 18
-#define RX_PKT_STATUS_PAUSE_MASK 0x1
-#define RX_PKT_STATUS_PAUSE_SHIFT 19
-#define RX_PKT_STATUS_CTRL_MASK 0x1
-#define RX_PKT_STATUS_CTRL_SHIFT 20
-#define RX_PKT_STATUS_CRC_MASK 0x1
-#define RX_PKT_STATUS_CRC_SHIFT 21
-#define RX_PKT_STATUS_CODE_MASK 0x1
-#define RX_PKT_STATUS_CODE_SHIFT 22
-#define RX_PKT_STATUS_RUNT_MASK 0x1
-#define RX_PKT_STATUS_RUNT_SHIFT 23
-#define RX_PKT_STATUS_FRAG_MASK 0x1
-#define RX_PKT_STATUS_FRAG_SHIFT 24
-#define RX_PKT_STATUS_TRUNK_MASK 0x1
-#define RX_PKT_STATUS_TRUNK_SHIFT 25
-#define RX_PKT_STATUS_ALIGN_MASK 0x1
-#define RX_PKT_STATUS_ALIGN_SHIFT 26
-#define RX_PKT_STATUS_VLAN_MASK 0x1
-#define RX_PKT_STATUS_VLAN_SHIFT 27
-#define RX_PKT_STATUS_UPDATE_MASK 0x1
-#define RX_PKT_STATUS_UPDATE_SHIFT 31
-#define RX_PKT_STATUS_VLAN_TAG_MASK 0xFFFF
-#define RX_PKT_STATUS_VLAN_TAG_SHIFT 32
-
-struct rx_desc {
- struct rx_pkt_status status;
- unsigned char packet[1536-sizeof(struct rx_pkt_status)];
-};
-
-enum atl2_speed_duplex {
- atl2_10_half = 0,
- atl2_10_full = 1,
- atl2_100_half = 2,
- atl2_100_full = 3
-};
-
-struct atl2_spi_flash_dev {
- const char *manu_name; /* manufacturer id */
- /* op-code */
- u8 cmdWRSR;
- u8 cmdREAD;
- u8 cmdPROGRAM;
- u8 cmdWREN;
- u8 cmdWRDI;
- u8 cmdRDSR;
- u8 cmdRDID;
- u8 cmdSECTOR_ERASE;
- u8 cmdCHIP_ERASE;
-};
-
-/* Structure containing variables used by the shared code (atl2_hw.c) */
-struct atl2_hw {
- u8 __iomem *hw_addr;
- void *back;
-
- u8 preamble_len;
- u8 max_retry; /* Retransmission maximum, afterwards the
- * packet will be discarded. */
- u8 jam_ipg; /* IPG to start JAM for collision based flow
- * control in half-duplex mode. In unit of
- * 8-bit time. */
- u8 ipgt; /* Desired back to back inter-packet gap. The
- * default is 96-bit time. */
- u8 min_ifg; /* Minimum number of IFG to enforce in between
- * RX frames. Frame gap below such IFP is
- * dropped. */
- u8 ipgr1; /* 64bit Carrier-Sense window */
- u8 ipgr2; /* 96-bit IPG window */
- u8 retry_buf; /* When half-duplex mode, should hold some
- * bytes for mac retry . (8*4bytes unit) */
-
- u16 fc_rxd_hi;
- u16 fc_rxd_lo;
- u16 lcol; /* Collision Window */
- u16 max_frame_size;
-
- u16 MediaType;
- u16 autoneg_advertised;
- u16 pci_cmd_word;
-
- u16 mii_autoneg_adv_reg;
-
- u32 mem_rang;
- u32 txcw;
- u32 mc_filter_type;
- u32 num_mc_addrs;
- u32 collision_delta;
- u32 tx_packet_delta;
- u16 phy_spd_default;
-
- u16 device_id;
- u16 vendor_id;
- u16 subsystem_id;
- u16 subsystem_vendor_id;
- u8 revision_id;
-
- /* spi flash */
- u8 flash_vendor;
-
- u8 dma_fairness;
- u8 mac_addr[NODE_ADDRESS_SIZE];
- u8 perm_mac_addr[NODE_ADDRESS_SIZE];
-
- /* FIXME */
- /* bool phy_preamble_sup; */
- bool phy_configured;
-};
-
-#endif /* _ATL2_HW_H_ */
-
-struct atl2_ring_header {
- /* pointer to the descriptor ring memory */
- void *desc;
- /* physical address of the descriptor ring */
- dma_addr_t dma;
- /* length of descriptor ring in bytes */
- unsigned int size;
-};
-
-/* board specific private data structure */
-struct atl2_adapter {
- /* OS defined structs */
- struct net_device *netdev;
- struct pci_dev *pdev;
- u32 wol;
- u16 link_speed;
- u16 link_duplex;
-
- spinlock_t stats_lock;
-
- struct work_struct reset_task;
- struct work_struct link_chg_task;
- struct timer_list watchdog_timer;
- struct timer_list phy_config_timer;
-
- unsigned long cfg_phy;
- bool mac_disabled;
-
- /* All Descriptor memory */
- dma_addr_t ring_dma;
- void *ring_vir_addr;
- int ring_size;
-
- struct tx_pkt_header *txd_ring;
- dma_addr_t txd_dma;
-
- struct tx_pkt_status *txs_ring;
- dma_addr_t txs_dma;
-
- struct rx_desc *rxd_ring;
- dma_addr_t rxd_dma;
-
- u32 txd_ring_size; /* bytes per unit */
- u32 txs_ring_size; /* dwords per unit */
- u32 rxd_ring_size; /* 1536 bytes per unit */
-
- /* read /write ptr: */
- /* host */
- u32 txd_write_ptr;
- u32 txs_next_clear;
- u32 rxd_read_ptr;
-
- /* nic */
- atomic_t txd_read_ptr;
- atomic_t txs_write_ptr;
- u32 rxd_write_ptr;
-
- /* Interrupt Moderator timer ( 2us resolution) */
- u16 imt;
- /* Interrupt Clear timer (2us resolution) */
- u16 ict;
-
- unsigned long flags;
- /* structs defined in atl2_hw.h */
- u32 bd_number; /* board number */
- bool pci_using_64;
- bool have_msi;
- struct atl2_hw hw;
-
- u32 usr_cmd;
- /* FIXME */
- /* u32 regs_buff[ATL2_REGS_LEN]; */
- u32 pci_state[16];
-
- u32 *config_space;
-};
-
-enum atl2_state_t {
- __ATL2_TESTING,
- __ATL2_RESETTING,
- __ATL2_DOWN
-};
-
-#endif /* _ATL2_H_ */
diff --git a/drivers/net/atlx/atlx.c b/drivers/net/atlx/atlx.c
deleted file mode 100644
index aabcf4b5745a..000000000000
--- a/drivers/net/atlx/atlx.c
+++ /dev/null
@@ -1,269 +0,0 @@
-/* atlx.c -- common functions for Attansic network drivers
- *
- * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
- * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
- * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
- * Copyright(c) 2007 Atheros Corporation. All rights reserved.
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-/* Including this file like a header is a temporary hack, I promise. -- CHS */
-#ifndef ATLX_C
-#define ATLX_C
-
-#include <linux/device.h>
-#include <linux/errno.h>
-#include <linux/etherdevice.h>
-#include <linux/if.h>
-#include <linux/netdevice.h>
-#include <linux/socket.h>
-#include <linux/sockios.h>
-#include <linux/spinlock.h>
-#include <linux/string.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-
-#include "atlx.h"
-
-static s32 atlx_read_phy_reg(struct atl1_hw *hw, u16 reg_addr, u16 *phy_data);
-static u32 atlx_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr);
-static void atlx_set_mac_addr(struct atl1_hw *hw);
-
-static struct atlx_spi_flash_dev flash_table[] = {
-/* MFR_NAME WRSR READ PRGM WREN WRDI RDSR RDID SEC_ERS CHIP_ERS */
- {"Atmel", 0x00, 0x03, 0x02, 0x06, 0x04, 0x05, 0x15, 0x52, 0x62},
- {"SST", 0x01, 0x03, 0x02, 0x06, 0x04, 0x05, 0x90, 0x20, 0x60},
- {"ST", 0x01, 0x03, 0x02, 0x06, 0x04, 0x05, 0xAB, 0xD8, 0xC7},
-};
-
-static int atlx_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
- switch (cmd) {
- case SIOCGMIIPHY:
- case SIOCGMIIREG:
- case SIOCSMIIREG:
- return atlx_mii_ioctl(netdev, ifr, cmd);
- default:
- return -EOPNOTSUPP;
- }
-}
-
-/*
- * atlx_set_mac - Change the Ethernet Address of the NIC
- * @netdev: network interface device structure
- * @p: pointer to an address structure
- *
- * Returns 0 on success, negative on failure
- */
-static int atlx_set_mac(struct net_device *netdev, void *p)
-{
- struct atlx_adapter *adapter = netdev_priv(netdev);
- struct sockaddr *addr = p;
-
- if (netif_running(netdev))
- return -EBUSY;
-
- if (!is_valid_ether_addr(addr->sa_data))
- return -EADDRNOTAVAIL;
-
- memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
- memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
-
- atlx_set_mac_addr(&adapter->hw);
- return 0;
-}
-
-static void atlx_check_for_link(struct atlx_adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- u16 phy_data = 0;
-
- spin_lock(&adapter->lock);
- adapter->phy_timer_pending = false;
- atlx_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
- atlx_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
- spin_unlock(&adapter->lock);
-
- /* notify upper layer link down ASAP */
- if (!(phy_data & BMSR_LSTATUS)) {
- /* Link Down */
- if (netif_carrier_ok(netdev)) {
- /* old link state: Up */
- dev_info(&adapter->pdev->dev, "%s link is down\n",
- netdev->name);
- adapter->link_speed = SPEED_0;
- netif_carrier_off(netdev);
- }
- }
- schedule_work(&adapter->link_chg_task);
-}
-
-/*
- * atlx_set_multi - Multicast and Promiscuous mode set
- * @netdev: network interface device structure
- *
- * The set_multi entry point is called whenever the multicast address
- * list or the network interface flags are updated. This routine is
- * responsible for configuring the hardware for proper multicast,
- * promiscuous mode, and all-multi behavior.
- */
-static void atlx_set_multi(struct net_device *netdev)
-{
- struct atlx_adapter *adapter = netdev_priv(netdev);
- struct atlx_hw *hw = &adapter->hw;
- struct netdev_hw_addr *ha;
- u32 rctl;
- u32 hash_value;
-
- /* Check for Promiscuous and All Multicast modes */
- rctl = ioread32(hw->hw_addr + REG_MAC_CTRL);
- if (netdev->flags & IFF_PROMISC)
- rctl |= MAC_CTRL_PROMIS_EN;
- else if (netdev->flags & IFF_ALLMULTI) {
- rctl |= MAC_CTRL_MC_ALL_EN;
- rctl &= ~MAC_CTRL_PROMIS_EN;
- } else
- rctl &= ~(MAC_CTRL_PROMIS_EN | MAC_CTRL_MC_ALL_EN);
-
- iowrite32(rctl, hw->hw_addr + REG_MAC_CTRL);
-
- /* clear the old settings from the multicast hash table */
- iowrite32(0, hw->hw_addr + REG_RX_HASH_TABLE);
- iowrite32(0, (hw->hw_addr + REG_RX_HASH_TABLE) + (1 << 2));
-
- /* compute mc addresses' hash value ,and put it into hash table */
- netdev_for_each_mc_addr(ha, netdev) {
- hash_value = atlx_hash_mc_addr(hw, ha->addr);
- atlx_hash_set(hw, hash_value);
- }
-}
-
-/*
- * atlx_irq_enable - Enable default interrupt generation settings
- * @adapter: board private structure
- */
-static void atlx_irq_enable(struct atlx_adapter *adapter)
-{
- iowrite32(IMR_NORMAL_MASK, adapter->hw.hw_addr + REG_IMR);
- ioread32(adapter->hw.hw_addr + REG_IMR);
-}
-
-/*
- * atlx_irq_disable - Mask off interrupt generation on the NIC
- * @adapter: board private structure
- */
-static void atlx_irq_disable(struct atlx_adapter *adapter)
-{
- iowrite32(0, adapter->hw.hw_addr + REG_IMR);
- ioread32(adapter->hw.hw_addr + REG_IMR);
- synchronize_irq(adapter->pdev->irq);
-}
-
-static void atlx_clear_phy_int(struct atlx_adapter *adapter)
-{
- u16 phy_data;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->lock, flags);
- atlx_read_phy_reg(&adapter->hw, 19, &phy_data);
- spin_unlock_irqrestore(&adapter->lock, flags);
-}
-
-/*
- * atlx_tx_timeout - Respond to a Tx Hang
- * @netdev: network interface device structure
- */
-static void atlx_tx_timeout(struct net_device *netdev)
-{
- struct atlx_adapter *adapter = netdev_priv(netdev);
- /* Do the reset outside of interrupt context */
- schedule_work(&adapter->tx_timeout_task);
-}
-
-/*
- * atlx_link_chg_task - deal with link change event Out of interrupt context
- */
-static void atlx_link_chg_task(struct work_struct *work)
-{
- struct atlx_adapter *adapter;
- unsigned long flags;
-
- adapter = container_of(work, struct atlx_adapter, link_chg_task);
-
- spin_lock_irqsave(&adapter->lock, flags);
- atlx_check_link(adapter);
- spin_unlock_irqrestore(&adapter->lock, flags);
-}
-
-static void __atlx_vlan_mode(u32 features, u32 *ctrl)
-{
- if (features & NETIF_F_HW_VLAN_RX) {
- /* enable VLAN tag insert/strip */
- *ctrl |= MAC_CTRL_RMV_VLAN;
- } else {
- /* disable VLAN tag insert/strip */
- *ctrl &= ~MAC_CTRL_RMV_VLAN;
- }
-}
-
-static void atlx_vlan_mode(struct net_device *netdev, u32 features)
-{
- struct atlx_adapter *adapter = netdev_priv(netdev);
- unsigned long flags;
- u32 ctrl;
-
- spin_lock_irqsave(&adapter->lock, flags);
- /* atlx_irq_disable(adapter); FIXME: confirm/remove */
- ctrl = ioread32(adapter->hw.hw_addr + REG_MAC_CTRL);
- __atlx_vlan_mode(features, &ctrl);
- iowrite32(ctrl, adapter->hw.hw_addr + REG_MAC_CTRL);
- /* atlx_irq_enable(adapter); FIXME */
- spin_unlock_irqrestore(&adapter->lock, flags);
-}
-
-static void atlx_restore_vlan(struct atlx_adapter *adapter)
-{
- atlx_vlan_mode(adapter->netdev, adapter->netdev->features);
-}
-
-static u32 atlx_fix_features(struct net_device *netdev, u32 features)
-{
- /*
- * Since there is no support for separate rx/tx vlan accel
- * enable/disable make sure tx flag is always in same state as rx.
- */
- if (features & NETIF_F_HW_VLAN_RX)
- features |= NETIF_F_HW_VLAN_TX;
- else
- features &= ~NETIF_F_HW_VLAN_TX;
-
- return features;
-}
-
-static int atlx_set_features(struct net_device *netdev, u32 features)
-{
- u32 changed = netdev->features ^ features;
-
- if (changed & NETIF_F_HW_VLAN_RX)
- atlx_vlan_mode(netdev, features);
-
- return 0;
-}
-
-#endif /* ATLX_C */
diff --git a/drivers/net/atlx/atlx.h b/drivers/net/atlx/atlx.h
deleted file mode 100644
index 14054b75aa62..000000000000
--- a/drivers/net/atlx/atlx.h
+++ /dev/null
@@ -1,503 +0,0 @@
-/* atlx_hw.h -- common hardware definitions for Attansic network drivers
- *
- * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
- * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
- * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
- * Copyright(c) 2007 Atheros Corporation. All rights reserved.
- *
- * Derived from Intel e1000 driver
- * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program 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
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#ifndef ATLX_H
-#define ATLX_H
-
-#include <linux/module.h>
-#include <linux/types.h>
-
-#define ATLX_ERR_PHY 2
-#define ATLX_ERR_PHY_SPEED 7
-#define ATLX_ERR_PHY_RES 8
-
-#define SPEED_0 0xffff
-#define SPEED_10 10
-#define SPEED_100 100
-#define SPEED_1000 1000
-#define HALF_DUPLEX 1
-#define FULL_DUPLEX 2
-
-#define MEDIA_TYPE_AUTO_SENSOR 0
-
-/* register definitions */
-#define REG_PM_CTRLSTAT 0x44
-
-#define REG_PCIE_CAP_LIST 0x58
-
-#define REG_VPD_CAP 0x6C
-#define VPD_CAP_ID_MASK 0xFF
-#define VPD_CAP_ID_SHIFT 0
-#define VPD_CAP_NEXT_PTR_MASK 0xFF
-#define VPD_CAP_NEXT_PTR_SHIFT 8
-#define VPD_CAP_VPD_ADDR_MASK 0x7FFF
-#define VPD_CAP_VPD_ADDR_SHIFT 16
-#define VPD_CAP_VPD_FLAG 0x80000000
-
-#define REG_VPD_DATA 0x70
-
-#define REG_SPI_FLASH_CTRL 0x200
-#define SPI_FLASH_CTRL_STS_NON_RDY 0x1
-#define SPI_FLASH_CTRL_STS_WEN 0x2
-#define SPI_FLASH_CTRL_STS_WPEN 0x80
-#define SPI_FLASH_CTRL_DEV_STS_MASK 0xFF
-#define SPI_FLASH_CTRL_DEV_STS_SHIFT 0
-#define SPI_FLASH_CTRL_INS_MASK 0x7
-#define SPI_FLASH_CTRL_INS_SHIFT 8
-#define SPI_FLASH_CTRL_START 0x800
-#define SPI_FLASH_CTRL_EN_VPD 0x2000
-#define SPI_FLASH_CTRL_LDSTART 0x8000
-#define SPI_FLASH_CTRL_CS_HI_MASK 0x3
-#define SPI_FLASH_CTRL_CS_HI_SHIFT 16
-#define SPI_FLASH_CTRL_CS_HOLD_MASK 0x3
-#define SPI_FLASH_CTRL_CS_HOLD_SHIFT 18
-#define SPI_FLASH_CTRL_CLK_LO_MASK 0x3
-#define SPI_FLASH_CTRL_CLK_LO_SHIFT 20
-#define SPI_FLASH_CTRL_CLK_HI_MASK 0x3
-#define SPI_FLASH_CTRL_CLK_HI_SHIFT 22
-#define SPI_FLASH_CTRL_CS_SETUP_MASK 0x3
-#define SPI_FLASH_CTRL_CS_SETUP_SHIFT 24
-#define SPI_FLASH_CTRL_EROM_PGSZ_MASK 0x3
-#define SPI_FLASH_CTRL_EROM_PGSZ_SHIFT 26
-#define SPI_FLASH_CTRL_WAIT_READY 0x10000000
-
-#define REG_SPI_ADDR 0x204
-
-#define REG_SPI_DATA 0x208
-
-#define REG_SPI_FLASH_CONFIG 0x20C
-#define SPI_FLASH_CONFIG_LD_ADDR_MASK 0xFFFFFF
-#define SPI_FLASH_CONFIG_LD_ADDR_SHIFT 0
-#define SPI_FLASH_CONFIG_VPD_ADDR_MASK 0x3
-#define SPI_FLASH_CONFIG_VPD_ADDR_SHIFT 24
-#define SPI_FLASH_CONFIG_LD_EXIST 0x4000000
-
-#define REG_SPI_FLASH_OP_PROGRAM 0x210
-#define REG_SPI_FLASH_OP_SC_ERASE 0x211
-#define REG_SPI_FLASH_OP_CHIP_ERASE 0x212
-#define REG_SPI_FLASH_OP_RDID 0x213
-#define REG_SPI_FLASH_OP_WREN 0x214
-#define REG_SPI_FLASH_OP_RDSR 0x215
-#define REG_SPI_FLASH_OP_WRSR 0x216
-#define REG_SPI_FLASH_OP_READ 0x217
-
-#define REG_TWSI_CTRL 0x218
-#define TWSI_CTRL_LD_OFFSET_MASK 0xFF
-#define TWSI_CTRL_LD_OFFSET_SHIFT 0
-#define TWSI_CTRL_LD_SLV_ADDR_MASK 0x7
-#define TWSI_CTRL_LD_SLV_ADDR_SHIFT 8
-#define TWSI_CTRL_SW_LDSTART 0x800
-#define TWSI_CTRL_HW_LDSTART 0x1000
-#define TWSI_CTRL_SMB_SLV_ADDR_MASK 0x7F
-#define TWSI_CTRL_SMB_SLV_ADDR_SHIFT 15
-#define TWSI_CTRL_LD_EXIST 0x400000
-#define TWSI_CTRL_READ_FREQ_SEL_MASK 0x3
-#define TWSI_CTRL_READ_FREQ_SEL_SHIFT 23
-#define TWSI_CTRL_FREQ_SEL_100K 0
-#define TWSI_CTRL_FREQ_SEL_200K 1
-#define TWSI_CTRL_FREQ_SEL_300K 2
-#define TWSI_CTRL_FREQ_SEL_400K 3
-#define TWSI_CTRL_SMB_SLV_ADDR /* FIXME: define or remove */
-#define TWSI_CTRL_WRITE_FREQ_SEL_MASK 0x3
-#define TWSI_CTRL_WRITE_FREQ_SEL_SHIFT 24
-
-#define REG_PCIE_DEV_MISC_CTRL 0x21C
-#define PCIE_DEV_MISC_CTRL_EXT_PIPE 0x2
-#define PCIE_DEV_MISC_CTRL_RETRY_BUFDIS 0x1
-#define PCIE_DEV_MISC_CTRL_SPIROM_EXIST 0x4
-#define PCIE_DEV_MISC_CTRL_SERDES_ENDIAN 0x8
-#define PCIE_DEV_MISC_CTRL_SERDES_SEL_DIN 0x10
-
-#define REG_PCIE_PHYMISC 0x1000
-#define PCIE_PHYMISC_FORCE_RCV_DET 0x4
-
-#define REG_PCIE_DLL_TX_CTRL1 0x1104
-#define PCIE_DLL_TX_CTRL1_SEL_NOR_CLK 0x400
-#define PCIE_DLL_TX_CTRL1_DEF 0x568
-
-#define REG_LTSSM_TEST_MODE 0x12FC
-#define LTSSM_TEST_MODE_DEF 0x6500
-
-/* Master Control Register */
-#define REG_MASTER_CTRL 0x1400
-#define MASTER_CTRL_SOFT_RST 0x1
-#define MASTER_CTRL_MTIMER_EN 0x2
-#define MASTER_CTRL_ITIMER_EN 0x4
-#define MASTER_CTRL_MANUAL_INT 0x8
-#define MASTER_CTRL_REV_NUM_SHIFT 16
-#define MASTER_CTRL_REV_NUM_MASK 0xFF
-#define MASTER_CTRL_DEV_ID_SHIFT 24
-#define MASTER_CTRL_DEV_ID_MASK 0xFF
-
-/* Timer Initial Value Register */
-#define REG_MANUAL_TIMER_INIT 0x1404
-
-/* IRQ Moderator Timer Initial Value Register */
-#define REG_IRQ_MODU_TIMER_INIT 0x1408
-
-#define REG_PHY_ENABLE 0x140C
-
-/* IRQ Anti-Lost Timer Initial Value Register */
-#define REG_CMBDISDMA_TIMER 0x140E
-
-/* Block IDLE Status Register */
-#define REG_IDLE_STATUS 0x1410
-
-/* MDIO Control Register */
-#define REG_MDIO_CTRL 0x1414
-#define MDIO_DATA_MASK 0xFFFF
-#define MDIO_DATA_SHIFT 0
-#define MDIO_REG_ADDR_MASK 0x1F
-#define MDIO_REG_ADDR_SHIFT 16
-#define MDIO_RW 0x200000
-#define MDIO_SUP_PREAMBLE 0x400000
-#define MDIO_START 0x800000
-#define MDIO_CLK_SEL_SHIFT 24
-#define MDIO_CLK_25_4 0
-#define MDIO_CLK_25_6 2
-#define MDIO_CLK_25_8 3
-#define MDIO_CLK_25_10 4
-#define MDIO_CLK_25_14 5
-#define MDIO_CLK_25_20 6
-#define MDIO_CLK_25_28 7
-#define MDIO_BUSY 0x8000000
-
-/* MII PHY Status Register */
-#define REG_PHY_STATUS 0x1418
-
-/* BIST Control and Status Register0 (for the Packet Memory) */
-#define REG_BIST0_CTRL 0x141C
-#define BIST0_NOW 0x1
-#define BIST0_SRAM_FAIL 0x2
-#define BIST0_FUSE_FLAG 0x4
-#define REG_BIST1_CTRL 0x1420
-#define BIST1_NOW 0x1
-#define BIST1_SRAM_FAIL 0x2
-#define BIST1_FUSE_FLAG 0x4
-
-/* SerDes Lock Detect Control and Status Register */
-#define REG_SERDES_LOCK 0x1424
-#define SERDES_LOCK_DETECT 1
-#define SERDES_LOCK_DETECT_EN 2
-
-/* MAC Control Register */
-#define REG_MAC_CTRL 0x1480
-#define MAC_CTRL_TX_EN 1
-#define MAC_CTRL_RX_EN 2
-#define MAC_CTRL_TX_FLOW 4
-#define MAC_CTRL_RX_FLOW 8
-#define MAC_CTRL_LOOPBACK 0x10
-#define MAC_CTRL_DUPLX 0x20
-#define MAC_CTRL_ADD_CRC 0x40
-#define MAC_CTRL_PAD 0x80
-#define MAC_CTRL_LENCHK 0x100
-#define MAC_CTRL_HUGE_EN 0x200
-#define MAC_CTRL_PRMLEN_SHIFT 10
-#define MAC_CTRL_PRMLEN_MASK 0xF
-#define MAC_CTRL_RMV_VLAN 0x4000
-#define MAC_CTRL_PROMIS_EN 0x8000
-#define MAC_CTRL_MC_ALL_EN 0x2000000
-#define MAC_CTRL_BC_EN 0x4000000
-
-/* MAC IPG/IFG Control Register */
-#define REG_MAC_IPG_IFG 0x1484
-#define MAC_IPG_IFG_IPGT_SHIFT 0
-#define MAC_IPG_IFG_IPGT_MASK 0x7F
-#define MAC_IPG_IFG_MIFG_SHIFT 8
-#define MAC_IPG_IFG_MIFG_MASK 0xFF
-#define MAC_IPG_IFG_IPGR1_SHIFT 16
-#define MAC_IPG_IFG_IPGR1_MASK 0x7F
-#define MAC_IPG_IFG_IPGR2_SHIFT 24
-#define MAC_IPG_IFG_IPGR2_MASK 0x7F
-
-/* MAC STATION ADDRESS */
-#define REG_MAC_STA_ADDR 0x1488
-
-/* Hash table for multicast address */
-#define REG_RX_HASH_TABLE 0x1490
-
-/* MAC Half-Duplex Control Register */
-#define REG_MAC_HALF_DUPLX_CTRL 0x1498
-#define MAC_HALF_DUPLX_CTRL_LCOL_SHIFT 0
-#define MAC_HALF_DUPLX_CTRL_LCOL_MASK 0x3FF
-#define MAC_HALF_DUPLX_CTRL_RETRY_SHIFT 12
-#define MAC_HALF_DUPLX_CTRL_RETRY_MASK 0xF
-#define MAC_HALF_DUPLX_CTRL_EXC_DEF_EN 0x10000
-#define MAC_HALF_DUPLX_CTRL_NO_BACK_C 0x20000
-#define MAC_HALF_DUPLX_CTRL_NO_BACK_P 0x40000
-#define MAC_HALF_DUPLX_CTRL_ABEBE 0x80000
-#define MAC_HALF_DUPLX_CTRL_ABEBT_SHIFT 20
-#define MAC_HALF_DUPLX_CTRL_ABEBT_MASK 0xF
-#define MAC_HALF_DUPLX_CTRL_JAMIPG_SHIFT 24
-#define MAC_HALF_DUPLX_CTRL_JAMIPG_MASK 0xF
-
-/* Maximum Frame Length Control Register */
-#define REG_MTU 0x149C
-
-/* Wake-On-Lan control register */
-#define REG_WOL_CTRL 0x14A0
-#define WOL_PATTERN_EN 0x1
-#define WOL_PATTERN_PME_EN 0x2
-#define WOL_MAGIC_EN 0x4
-#define WOL_MAGIC_PME_EN 0x8
-#define WOL_LINK_CHG_EN 0x10
-#define WOL_LINK_CHG_PME_EN 0x20
-#define WOL_PATTERN_ST 0x100
-#define WOL_MAGIC_ST 0x200
-#define WOL_LINKCHG_ST 0x400
-#define WOL_PT0_EN 0x10000
-#define WOL_PT1_EN 0x20000
-#define WOL_PT2_EN 0x40000
-#define WOL_PT3_EN 0x80000
-#define WOL_PT4_EN 0x100000
-#define WOL_PT0_MATCH 0x1000000
-#define WOL_PT1_MATCH 0x2000000
-#define WOL_PT2_MATCH 0x4000000
-#define WOL_PT3_MATCH 0x8000000
-#define WOL_PT4_MATCH 0x10000000
-
-/* Internal SRAM Partition Register, high 32 bits */
-#define REG_SRAM_RFD_ADDR 0x1500
-
-/* Descriptor Control register, high 32 bits */
-#define REG_DESC_BASE_ADDR_HI 0x1540
-
-/* Interrupt Status Register */
-#define REG_ISR 0x1600
-#define ISR_UR_DETECTED 0x1000000
-#define ISR_FERR_DETECTED 0x2000000
-#define ISR_NFERR_DETECTED 0x4000000
-#define ISR_CERR_DETECTED 0x8000000
-#define ISR_PHY_LINKDOWN 0x10000000
-#define ISR_DIS_INT 0x80000000
-
-/* Interrupt Mask Register */
-#define REG_IMR 0x1604
-
-#define REG_RFD_RRD_IDX 0x1800
-#define REG_TPD_IDX 0x1804
-
-/* MII definitions */
-
-/* PHY Common Register */
-#define MII_ATLX_CR 0x09
-#define MII_ATLX_SR 0x0A
-#define MII_ATLX_ESR 0x0F
-#define MII_ATLX_PSCR 0x10
-#define MII_ATLX_PSSR 0x11
-
-/* PHY Control Register */
-#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100,
- * 00=10
- */
-#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */
-#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
-#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
-#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */
-#define MII_CR_POWER_DOWN 0x0800 /* Power down */
-#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
-#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100,
- * 00=10
- */
-#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
-#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
-#define MII_CR_SPEED_MASK 0x2040
-#define MII_CR_SPEED_1000 0x0040
-#define MII_CR_SPEED_100 0x2000
-#define MII_CR_SPEED_10 0x0000
-
-/* PHY Status Register */
-#define MII_SR_EXTENDED_CAPS 0x0001 /* Ext register capabilities */
-#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */
-#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
-#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */
-#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */
-#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
-#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
-#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext stat info in Reg 0x0F */
-#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */
-#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */
-#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */
-#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */
-#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */
-#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */
-#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */
-
-/* Link partner ability register */
-#define MII_LPA_SLCT 0x001f /* Same as advertise selector */
-#define MII_LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */
-#define MII_LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */
-#define MII_LPA_100HALF 0x0080 /* Can do 100mbps half-duplex */
-#define MII_LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */
-#define MII_LPA_100BASE4 0x0200 /* 100BASE-T4 */
-#define MII_LPA_PAUSE 0x0400 /* PAUSE */
-#define MII_LPA_ASYPAUSE 0x0800 /* Asymmetrical PAUSE */
-#define MII_LPA_RFAULT 0x2000 /* Link partner faulted */
-#define MII_LPA_LPACK 0x4000 /* Link partner acked us */
-#define MII_LPA_NPAGE 0x8000 /* Next page bit */
-
-/* Autoneg Advertisement Register */
-#define MII_AR_SELECTOR_FIELD 0x0001 /* IEEE 802.3 CSMA/CD */
-#define MII_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
-#define MII_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
-#define MII_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
-#define MII_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
-#define MII_AR_100T4_CAPS 0x0200 /* 100T4 Capable */
-#define MII_AR_PAUSE 0x0400 /* Pause operation desired */
-#define MII_AR_ASM_DIR 0x0800 /* Asymmetric Pause Dir bit */
-#define MII_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */
-#define MII_AR_NEXT_PAGE 0x8000 /* Next Page ability support */
-#define MII_AR_SPEED_MASK 0x01E0
-#define MII_AR_DEFAULT_CAP_MASK 0x0DE0
-
-/* 1000BASE-T Control Register */
-#define MII_ATLX_CR_1000T_HD_CAPS 0x0100 /* Adv 1000T HD cap */
-#define MII_ATLX_CR_1000T_FD_CAPS 0x0200 /* Adv 1000T FD cap */
-#define MII_ATLX_CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device,
- * 0=DTE device */
-#define MII_ATLX_CR_1000T_MS_VALUE 0x0800 /* 1=Config PHY as Master,
- * 0=Configure PHY as Slave */
-#define MII_ATLX_CR_1000T_MS_ENABLE 0x1000 /* 1=Man Master/Slave config,
- * 0=Auto Master/Slave config
- */
-#define MII_ATLX_CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */
-#define MII_ATLX_CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */
-#define MII_ATLX_CR_1000T_TEST_MODE_2 0x4000 /* Master Xmit Jitter test */
-#define MII_ATLX_CR_1000T_TEST_MODE_3 0x6000 /* Slave Xmit Jitter test */
-#define MII_ATLX_CR_1000T_TEST_MODE_4 0x8000 /* Xmitter Distortion test */
-#define MII_ATLX_CR_1000T_SPEED_MASK 0x0300
-#define MII_ATLX_CR_1000T_DEFAULT_CAP_MASK 0x0300
-
-/* 1000BASE-T Status Register */
-#define MII_ATLX_SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */
-#define MII_ATLX_SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */
-#define MII_ATLX_SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
-#define MII_ATLX_SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
-#define MII_ATLX_SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master
- * 0=Slave
- */
-#define MII_ATLX_SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config
- * fault */
-#define MII_ATLX_SR_1000T_REMOTE_RX_STATUS_SHIFT 12
-#define MII_ATLX_SR_1000T_LOCAL_RX_STATUS_SHIFT 13
-
-/* Extended Status Register */
-#define MII_ATLX_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */
-#define MII_ATLX_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */
-#define MII_ATLX_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */
-#define MII_ATLX_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */
-
-/* ATLX PHY Specific Control Register */
-#define MII_ATLX_PSCR_JABBER_DISABLE 0x0001 /* 1=Jabber Func disabled */
-#define MII_ATLX_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enbld */
-#define MII_ATLX_PSCR_SQE_TEST 0x0004 /* 1=SQE Test enabled */
-#define MII_ATLX_PSCR_MAC_POWERDOWN 0x0008
-#define MII_ATLX_PSCR_CLK125_DISABLE 0x0010 /* 1=CLK125 low
- * 0=CLK125 toggling
- */
-#define MII_ATLX_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5,
- * Manual MDI configuration
- */
-#define MII_ATLX_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */
-#define MII_ATLX_PSCR_AUTO_X_1000T 0x0040 /* 1000BASE-T: Auto crossover
- * 100BASE-TX/10BASE-T: MDI
- * Mode */
-#define MII_ATLX_PSCR_AUTO_X_MODE 0x0060 /* Auto crossover enabled
- * all speeds.
- */
-#define MII_ATLX_PSCR_10BT_EXT_DIST_ENABLE 0x0080 /* 1=Enable Extended
- * 10BASE-T distance
- * (Lower 10BASE-T RX
- * Threshold)
- * 0=Normal 10BASE-T RX
- * Threshold
- */
-#define MII_ATLX_PSCR_MII_5BIT_ENABLE 0x0100 /* 1=5-Bit interface in
- * 100BASE-TX
- * 0=MII interface in
- * 100BASE-TX
- */
-#define MII_ATLX_PSCR_SCRAMBLER_DISABLE 0x0200 /* 1=Scrambler dsbl */
-#define MII_ATLX_PSCR_FORCE_LINK_GOOD 0x0400 /* 1=Force link good */
-#define MII_ATLX_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */
-#define MII_ATLX_PSCR_POLARITY_REVERSAL_SHIFT 1
-#define MII_ATLX_PSCR_AUTO_X_MODE_SHIFT 5
-#define MII_ATLX_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
-
-/* ATLX PHY Specific Status Register */
-#define MII_ATLX_PSSR_SPD_DPLX_RESOLVED 0x0800 /* 1=Speed & Duplex resolved */
-#define MII_ATLX_PSSR_DPLX 0x2000 /* 1=Duplex 0=Half Duplex */
-#define MII_ATLX_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */
-#define MII_ATLX_PSSR_10MBS 0x0000 /* 00=10Mbs */
-#define MII_ATLX_PSSR_100MBS 0x4000 /* 01=100Mbs */
-#define MII_ATLX_PSSR_1000MBS 0x8000 /* 10=1000Mbs */
-
-#define MII_DBG_ADDR 0x1D
-#define MII_DBG_DATA 0x1E
-
-/* PCI Command Register Bit Definitions */
-#define PCI_REG_COMMAND 0x04 /* PCI Command Register */
-#define CMD_IO_SPACE 0x0001
-#define CMD_MEMORY_SPACE 0x0002
-#define CMD_BUS_MASTER 0x0004
-
-/* Wake Up Filter Control */
-#define ATLX_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
-#define ATLX_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
-#define ATLX_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
-#define ATLX_WUFC_MC 0x00000008 /* Multicast Wakeup Enable */
-#define ATLX_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
-
-#define ADVERTISE_10_HALF 0x0001
-#define ADVERTISE_10_FULL 0x0002
-#define ADVERTISE_100_HALF 0x0004
-#define ADVERTISE_100_FULL 0x0008
-#define ADVERTISE_1000_HALF 0x0010
-#define ADVERTISE_1000_FULL 0x0020
-#define AUTONEG_ADVERTISE_10_100_ALL 0x000F /* All 10/100 speeds */
-#define AUTONEG_ADVERTISE_10_ALL 0x0003 /* 10Mbps Full & Half speeds */
-
-#define PHY_AUTO_NEG_TIME 45 /* 4.5 Seconds */
-#define PHY_FORCE_TIME 20 /* 2.0 Seconds */
-
-/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA */
-#define EEPROM_SUM 0xBABA
-#define NODE_ADDRESS_SIZE 6
-
-struct atlx_spi_flash_dev {
- const char *manu_name; /* manufacturer id */
- /* op-code */
- u8 cmd_wrsr;
- u8 cmd_read;
- u8 cmd_program;
- u8 cmd_wren;
- u8 cmd_wrdi;
- u8 cmd_rdsr;
- u8 cmd_rdid;
- u8 cmd_sector_erase;
- u8 cmd_chip_erase;
-};
-
-#endif /* ATLX_H */