@@ -106,6 +106,16 @@ config USB_RTL8152
To compile this driver as a module, choose M here: the
module will be called r8152.
+config USB_LAN78XX
+ tristate "Microchip LAN78XX Based USB Ethernet Adapters"
+ select MII
+ help
+ This option adds support for Microchip LAN78XX based USB 2
+ & USB 3 10/100/1000 Ethernet adapters.
+
+ To compile this driver as a module, choose M here: the
+ module will be called lan78xx.
+
config USB_USBNET
tristate "Multi-purpose USB Networking Framework"
select MII
@@ -8,6 +8,7 @@ obj-$(CONFIG_USB_PEGASUS) += pegasus.o
obj-$(CONFIG_USB_RTL8150) += rtl8150.o
obj-$(CONFIG_USB_RTL8152) += r8152.o
obj-$(CONFIG_USB_HSO) += hso.o
+obj-$(CONFIG_USB_LAN78XX) += lan78xx.o
obj-$(CONFIG_USB_NET_AX8817X) += asix.o
asix-y := asix_devices.o asix_common.o ax88172a.o
obj-$(CONFIG_USB_NET_AX88179_178A) += ax88179_178a.o
new file mode 100644
@@ -0,0 +1,3587 @@
+/*
+ * Copyright (C) 2015 Microchip Technology
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/signal.h>
+#include <linux/slab.h>
+#include <linux/if_vlan.h>
+#include <linux/uaccess.h>
+#include <linux/list.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <linux/mdio.h>
+#include <net/ip6_checksum.h>
+#include "lan78xx.h"
+
+#define DRIVER_AUTHOR "WOOJUNG HUH <woojung.huh@microchip.com>"
+#define DRIVER_DESC "LAN78XX USB 3.0 Gigabit Ethernet Devices"
+#define DRIVER_NAME "lan78xx"
+#define DRIVER_VERSION "1.0.0"
+
+#define TX_TIMEOUT_JIFFIES (5 * HZ)
+#define THROTTLE_JIFFIES (HZ / 8)
+#define UNLINK_TIMEOUT_MS 3
+
+#define RX_MAX_QUEUE_MEMORY (60 * 1518)
+
+#define SS_USB_PKT_SIZE (1024)
+#define HS_USB_PKT_SIZE (512)
+#define FS_USB_PKT_SIZE (64)
+
+#define MAX_RX_FIFO_SIZE (12 * 1024)
+#define MAX_TX_FIFO_SIZE (12 * 1024)
+#define DEFAULT_BURST_CAP_SIZE (MAX_TX_FIFO_SIZE)
+#define DEFAULT_BULK_IN_DELAY (0x0800)
+#define MAX_SINGLE_PACKET_SIZE (9000)
+#define DEFAULT_TX_CSUM_ENABLE (true)
+#define DEFAULT_RX_CSUM_ENABLE (true)
+#define DEFAULT_TSO_CSUM_ENABLE (true)
+#define DEFAULT_VLAN_FILTER_ENABLE (true)
+#define INTERNAL_PHY_ID (2) /* 2: GMII */
+#define TX_OVERHEAD (8)
+#define RXW_PADDING 2
+
+#define LAN78XX_USB_VENDOR_ID (0x0424)
+#define LAN7800_USB_PRODUCT_ID (0x7800)
+#define LAN7850_USB_PRODUCT_ID (0x7850)
+#define LAN78XX_EEPROM_MAGIC (0x78A5)
+#define LAN78XX_OTP_MAGIC (0x78F3)
+
+#define MII_READ 1
+#define MII_WRITE 0
+
+#define EEPROM_INDICATOR (0xA5)
+#define EEPROM_MAC_OFFSET (0x01)
+#define MAX_EEPROM_SIZE 512
+#define OTP_INDICATOR_1 (0xF3)
+#define OTP_INDICATOR_2 (0xF7)
+
+#define WAKE_ALL (WAKE_PHY | WAKE_UCAST | \
+ WAKE_MCAST | WAKE_BCAST | \
+ WAKE_ARP | WAKE_MAGIC)
+
+/* USB related defines */
+#define BULK_IN_PIPE 1
+#define BULK_OUT_PIPE 2
+
+/* default autosuspend delay (mSec)*/
+#define DEFAULT_AUTOSUSPEND_DELAY (10 * 1000)
+
+static const char lan78xx_gstrings[][ETH_GSTRING_LEN] = {
+ "RX FCS Errors",
+ "RX Alignment Errors",
+ "Rx Fragment Errors",
+ "RX Jabber Errors",
+ "RX Undersize Frame Errors",
+ "RX Oversize Frame Errors",
+ "RX Dropped Frames",
+ "RX Unicast Byte Count",
+ "RX Broadcast Byte Count",
+ "RX Multicast Byte Count",
+ "RX Unicast Frames",
+ "RX Broadcast Frames",
+ "RX Multicast Frames",
+ "RX Pause Frames",
+ "RX 64 Byte Frames",
+ "RX 65 - 127 Byte Frames",
+ "RX 128 - 255 Byte Frames",
+ "RX 256 - 511 Bytes Frames",
+ "RX 512 - 1023 Byte Frames",
+ "RX 1024 - 1518 Byte Frames",
+ "RX Greater 1518 Byte Frames",
+ "EEE RX LPI Transitions",
+ "EEE RX LPI Time",
+ "TX FCS Errors",
+ "TX Excess Deferral Errors",
+ "TX Carrier Errors",
+ "TX Bad Byte Count",
+ "TX Single Collisions",
+ "TX Multiple Collisions",
+ "TX Excessive Collision",
+ "TX Late Collisions",
+ "TX Unicast Byte Count",
+ "TX Broadcast Byte Count",
+ "TX Multicast Byte Count",
+ "TX Unicast Frames",
+ "TX Broadcast Frames",
+ "TX Multicast Frames",
+ "TX Pause Frames",
+ "TX 64 Byte Frames",
+ "TX 65 - 127 Byte Frames",
+ "TX 128 - 255 Byte Frames",
+ "TX 256 - 511 Bytes Frames",
+ "TX 512 - 1023 Byte Frames",
+ "TX 1024 - 1518 Byte Frames",
+ "TX Greater 1518 Byte Frames",
+ "EEE TX LPI Transitions",
+ "EEE TX LPI Time",
+};
+
+struct lan78xx_statstage {
+ u32 rx_fcs_errors;
+ u32 rx_alignment_errors;
+ u32 rx_fragment_errors;
+ u32 rx_jabber_errors;
+ u32 rx_undersize_frame_errors;
+ u32 rx_oversize_frame_errors;
+ u32 rx_dropped_frames;
+ u32 rx_unicast_byte_count;
+ u32 rx_broadcast_byte_count;
+ u32 rx_multicast_byte_count;
+ u32 rx_unicast_frames;
+ u32 rx_broadcast_frames;
+ u32 rx_multicast_frames;
+ u32 rx_pause_frames;
+ u32 rx_64_byte_frames;
+ u32 rx_65_127_byte_frames;
+ u32 rx_128_255_byte_frames;
+ u32 rx_256_511_bytes_frames;
+ u32 rx_512_1023_byte_frames;
+ u32 rx_1024_1518_byte_frames;
+ u32 rx_greater_1518_byte_frames;
+ u32 eee_rx_lpi_transitions;
+ u32 eee_rx_lpi_time;
+ u32 tx_fcs_errors;
+ u32 tx_excess_deferral_errors;
+ u32 tx_carrier_errors;
+ u32 tx_bad_byte_count;
+ u32 tx_single_collisions;
+ u32 tx_multiple_collisions;
+ u32 tx_excessive_collision;
+ u32 tx_late_collisions;
+ u32 tx_unicast_byte_count;
+ u32 tx_broadcast_byte_count;
+ u32 tx_multicast_byte_count;
+ u32 tx_unicast_frames;
+ u32 tx_broadcast_frames;
+ u32 tx_multicast_frames;
+ u32 tx_pause_frames;
+ u32 tx_64_byte_frames;
+ u32 tx_65_127_byte_frames;
+ u32 tx_128_255_byte_frames;
+ u32 tx_256_511_bytes_frames;
+ u32 tx_512_1023_byte_frames;
+ u32 tx_1024_1518_byte_frames;
+ u32 tx_greater_1518_byte_frames;
+ u32 eee_tx_lpi_transitions;
+ u32 eee_tx_lpi_time;
+};
+
+struct lan78xx_net;
+
+struct lan78xx_priv {
+ struct lan78xx_net *dev;
+ u32 rfe_ctl;
+ u32 mchash_table[DP_SEL_VHF_HASH_LEN]; /* multicat hash table */
+ u32 pfilter_table[NUM_OF_MAF][2]; /* perfect filter table */
+ u32 vlan_table[DP_SEL_VHF_VLAN_LEN];
+ struct mutex dataport_mutex; /* for dataport access */
+ spinlock_t rfe_ctl_lock; /* for rfe register access */
+ struct work_struct set_multicast;
+ struct work_struct set_vlan;
+ u32 wol;
+};
+
+enum skb_state {
+ illegal = 0,
+ tx_start,
+ tx_done,
+ rx_start,
+ rx_done,
+ rx_cleanup,
+ unlink_start
+};
+
+struct skb_data { /* skb->cb is one of these */
+ struct urb *urb;
+ struct lan78xx_net *dev;
+ enum skb_state state;
+ size_t length;
+};
+
+struct usb_context {
+ struct usb_ctrlrequest req;
+ struct lan78xx_net *dev;
+};
+
+#define EVENT_TX_HALT 0
+#define EVENT_RX_HALT 1
+#define EVENT_RX_MEMORY 2
+#define EVENT_STS_SPLIT 3
+#define EVENT_LINK_RESET 4
+#define EVENT_RX_PAUSED 5
+#define EVENT_DEV_WAKING 6
+#define EVENT_DEV_ASLEEP 7
+#define EVENT_DEV_OPEN 8
+
+struct lan78xx_net {
+ struct net_device *net;
+ struct usb_device *udev;
+ struct usb_interface *intf;
+ void *driver_priv;
+
+ int rx_qlen;
+ int tx_qlen;
+ struct sk_buff_head rxq;
+ struct sk_buff_head txq;
+ struct sk_buff_head done;
+ struct sk_buff_head rxq_pause;
+ struct sk_buff_head txq_pend;
+
+ struct tasklet_struct bh;
+ struct delayed_work wq;
+
+ struct usb_host_endpoint *ep_blkin;
+ struct usb_host_endpoint *ep_blkout;
+ struct usb_host_endpoint *ep_intr;
+
+ int msg_enable;
+
+ struct urb *urb_intr;
+ struct usb_anchor deferred;
+
+ struct mutex phy_mutex; /* for phy access */
+ unsigned pipe_in, pipe_out, pipe_intr;
+
+ u32 hard_mtu; /* count any extra framing */
+ size_t rx_urb_size; /* size for rx urbs */
+
+ unsigned long flags;
+
+ wait_queue_head_t *wait;
+ unsigned char suspend_count;
+
+ unsigned maxpacket;
+ struct timer_list delay;
+
+ unsigned long data[5];
+ struct mii_if_info mii;
+
+ int link_on;
+ u8 mdix_ctrl;
+};
+
+ulong ltm_regs[6];
+int ltm_regs_count;
+ulong lpm_reg;
+
+/* use ethtool to change the level for any given device */
+static int msg_level = -1;
+module_param(msg_level, int, 0);
+MODULE_PARM_DESC(msg_level, "Override default message level");
+
+static bool enable_autosuspend = 1;
+module_param(enable_autosuspend, bool, 0444);
+MODULE_PARM_DESC(enable_autosuspend, "disable(0) & enable(1)");
+
+static int ltm_control = -1;
+module_param(ltm_control, int, 0444);
+MODULE_PARM_DESC(ltm_control, "EEPROM default(-1), disable(0) & enable(1)");
+
+module_param_array(ltm_regs, ulong, <m_regs_count, 0444);
+MODULE_PARM_DESC(ltm_regs, "An array of LTM registers");
+
+static int lpm_control = -1;
+module_param(lpm_control, int, 0444);
+MODULE_PARM_DESC(lpm_control, "EEPROM default(-1), disable(0) & enable(1)");
+
+static ulong lpm_res_thr = -1;
+module_param(lpm_res_thr, ulong, 0444);
+MODULE_PARM_DESC(lpm_res_thr, "LPM NYET Response Threshold");
+
+static int lan78xx_read_reg(struct lan78xx_net *dev, u32 index, u32 *data)
+{
+ u32 *buf = kmalloc(sizeof(u32), GFP_KERNEL);
+ int ret;
+
+ BUG_ON(!dev);
+
+ if (!buf)
+ return -ENOMEM;
+
+ ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0),
+ USB_VENDOR_REQUEST_READ_REGISTER,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0, index, buf, 4, USB_CTRL_GET_TIMEOUT);
+ if (likely(ret >= 0)) {
+ le32_to_cpus(buf);
+ *data = *buf;
+ } else {
+ netdev_warn(dev->net,
+ "Failed to read register index 0x%08x. ret = %d",
+ index, ret);
+ }
+
+ kfree(buf);
+
+ return ret;
+}
+
+static int lan78xx_write_reg(struct lan78xx_net *dev, u32 index, u32 data)
+{
+ u32 *buf = kmalloc(sizeof(u32), GFP_KERNEL);
+ int ret;
+
+ BUG_ON(!dev);
+
+ if (!buf)
+ return -ENOMEM;
+
+ *buf = data;
+ cpu_to_le32s(buf);
+
+ ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),
+ USB_VENDOR_REQUEST_WRITE_REGISTER,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0, index, buf, 4, USB_CTRL_SET_TIMEOUT);
+ if (unlikely(ret < 0)) {
+ netdev_warn(dev->net,
+ "Failed to write register index 0x%08x. ret = %d",
+ index, ret);
+ }
+
+ kfree(buf);
+
+ return ret;
+}
+
+static int lan78xx_read_stats(struct lan78xx_net *dev,
+ struct lan78xx_statstage *data)
+{
+ int ret = 0;
+ struct lan78xx_statstage *stats;
+
+ BUG_ON(!dev);
+ BUG_ON(!data);
+ BUG_ON(sizeof(struct lan78xx_statstage) != 0xBC);
+
+ stats = kmalloc(sizeof(*stats), GFP_KERNEL);
+ if (!stats)
+ return -ENOMEM;
+
+ ret = usb_control_msg(dev->udev,
+ usb_rcvctrlpipe(dev->udev, 0),
+ USB_VENDOR_REQUEST_GET_STATS,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0,
+ 0,
+ (void *)stats,
+ sizeof(*stats),
+ USB_CTRL_SET_TIMEOUT);
+ if (likely(ret >= 0)) {
+ le32_to_cpus(stats);
+ *data = *stats;
+ } else {
+ netdev_warn(dev->net,
+ "Failed to read stat ret = 0x%x", ret);
+ }
+
+ le32_to_cpus(stats);
+ *data = *stats;
+
+ kfree(stats);
+
+ return ret;
+}
+
+/* Loop until the read is completed with timeout called with phy_mutex held */
+static int lan78xx_phy_wait_not_busy(struct lan78xx_net *dev)
+{
+ unsigned long start_time = jiffies;
+ u32 val;
+ int ret;
+
+ do {
+ ret = lan78xx_read_reg(dev, MII_ACC, &val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ if (!(val & MII_ACC_MII_BUSY_))
+ return 0;
+ } while (!time_after(jiffies, start_time + HZ));
+
+ return -EIO;
+}
+
+static inline u32 mii_access(int id, int index, int read)
+{
+ u32 ret;
+
+ ret = ((u32)id << MII_ACC_PHY_ADDR_SHIFT_) & MII_ACC_PHY_ADDR_MASK_;
+ ret |= ((u32)index << MII_ACC_MIIRINDA_SHIFT_) & MII_ACC_MIIRINDA_MASK_;
+ if (read)
+ ret |= MII_ACC_MII_READ_;
+ else
+ ret |= MII_ACC_MII_WRITE_;
+ ret |= MII_ACC_MII_BUSY_;
+
+ return ret;
+}
+
+static int lan78xx_mdio_read(struct net_device *netdev, int phy_id, int idx)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ u32 val, addr;
+ int ret;
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return 0x00;
+
+ mutex_lock(&dev->phy_mutex);
+
+ /* confirm MII not busy */
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* set the address, index & direction (read from PHY) */
+ phy_id &= dev->mii.phy_id_mask;
+ idx &= dev->mii.reg_num_mask;
+ addr = mii_access(phy_id, idx, MII_READ);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ ret = lan78xx_read_reg(dev, MII_DATA, &val);
+
+ ret = (int)(val & 0xFFFF);
+
+done:
+ mutex_unlock(&dev->phy_mutex);
+ usb_autopm_put_interface(dev->intf);
+ return ret;
+}
+
+static void lan78xx_mdio_write(struct net_device *netdev, int phy_id,
+ int idx, int regval)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ u32 val, addr;
+ int ret;
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return;
+
+ mutex_lock(&dev->phy_mutex);
+
+ /* confirm MII not busy */
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ val = regval;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ /* set the address, index & direction (write to PHY) */
+ phy_id &= dev->mii.phy_id_mask;
+ idx &= dev->mii.reg_num_mask;
+ addr = mii_access(phy_id, idx, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+done:
+ mutex_unlock(&dev->phy_mutex);
+ usb_autopm_put_interface(dev->intf);
+}
+
+static void lan78xx_mmd_write(struct net_device *netdev, int phy_id,
+ int mmddev, int mmdidx, int regval)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ u32 val, addr;
+ int ret;
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return;
+
+ mutex_lock(&dev->phy_mutex);
+
+ /* confirm MII not busy */
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ mmddev &= 0x1F;
+
+ /* set up device address for MMD */
+ ret = lan78xx_write_reg(dev, MII_DATA, mmddev);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_CTL, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* select register of MMD */
+ val = mmdidx;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_REG_DATA, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* select register data for MMD */
+ val = PHY_MMD_CTRL_OP_DNI_ | mmddev;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_CTL, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* write to MMD */
+ val = regval;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_REG_DATA, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+done:
+ mutex_unlock(&dev->phy_mutex);
+ usb_autopm_put_interface(dev->intf);
+}
+
+static int lan78xx_mmd_read(struct net_device *netdev, int phy_id,
+ int mmddev, int mmdidx)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ u32 val, addr;
+ int ret;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ mutex_lock(&dev->phy_mutex);
+
+ /* confirm MII not busy */
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* set up device address for MMD */
+ ret = lan78xx_write_reg(dev, MII_DATA, mmddev);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_CTL, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* select register of MMD */
+ val = mmdidx;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_REG_DATA, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* select register data for MMD */
+ val = PHY_MMD_CTRL_OP_DNI_ | mmddev;
+ ret = lan78xx_write_reg(dev, MII_DATA, val);
+
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_CTL, MII_WRITE);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* set the address, index & direction (read from PHY) */
+ phy_id &= dev->mii.phy_id_mask;
+ addr = mii_access(phy_id, PHY_MMD_REG_DATA, MII_READ);
+ ret = lan78xx_write_reg(dev, MII_ACC, addr);
+
+ ret = lan78xx_phy_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ /* read from MMD */
+ ret = lan78xx_read_reg(dev, MII_DATA, &val);
+
+ ret = (int)(val & 0xFFFF);
+
+done:
+ mutex_unlock(&dev->phy_mutex);
+ usb_autopm_put_interface(dev->intf);
+ return ret;
+}
+
+static int lan78xx_wait_eeprom(struct lan78xx_net *dev)
+{
+ unsigned long start_time = jiffies;
+ u32 val;
+ int ret;
+
+ do {
+ ret = lan78xx_read_reg(dev, E2P_CMD, &val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ if (!(val & E2P_CMD_EPC_BUSY_) ||
+ (val & E2P_CMD_EPC_TIMEOUT_))
+ break;
+ usleep_range(40, 100);
+ } while (!time_after(jiffies, start_time + HZ));
+
+ if (val & (E2P_CMD_EPC_TIMEOUT_ | E2P_CMD_EPC_BUSY_)) {
+ netdev_warn(dev->net, "EEPROM read operation timeout");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int lan78xx_eeprom_confirm_not_busy(struct lan78xx_net *dev)
+{
+ unsigned long start_time = jiffies;
+ u32 val;
+ int ret;
+
+ do {
+ ret = lan78xx_read_reg(dev, E2P_CMD, &val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ if (!(val & E2P_CMD_EPC_BUSY_))
+ return 0;
+
+ usleep_range(40, 100);
+ } while (!time_after(jiffies, start_time + HZ));
+
+ netdev_warn(dev->net, "EEPROM is busy");
+ return -EIO;
+}
+
+static int lan78xx_read_raw_eeprom(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ u32 val;
+ int i, ret;
+
+ BUG_ON(!dev);
+ BUG_ON(!data);
+
+ ret = lan78xx_eeprom_confirm_not_busy(dev);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < length; i++) {
+ val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_READ_;
+ val |= (offset & E2P_CMD_EPC_ADDR_MASK_);
+ ret = lan78xx_write_reg(dev, E2P_CMD, val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ ret = lan78xx_wait_eeprom(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = lan78xx_read_reg(dev, E2P_DATA, &val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ data[i] = val & 0xFF;
+ offset++;
+ }
+
+ return 0;
+}
+
+static int lan78xx_read_eeprom(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ u8 sig;
+ int ret;
+
+ ret = lan78xx_read_raw_eeprom(dev, 0, 1, &sig);
+ if ((ret == 0) && (sig == EEPROM_INDICATOR))
+ ret = lan78xx_read_raw_eeprom(dev, offset, length, data);
+ else
+ ret = -EINVAL;
+
+ return ret;
+}
+
+static int lan78xx_write_raw_eeprom(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ u32 val;
+ int i, ret;
+
+ BUG_ON(!dev);
+ BUG_ON(!data);
+
+ ret = lan78xx_eeprom_confirm_not_busy(dev);
+ if (ret)
+ return ret;
+
+ /* Issue write/erase enable command */
+ val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_EWEN_;
+ ret = lan78xx_write_reg(dev, E2P_CMD, val);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ ret = lan78xx_wait_eeprom(dev);
+ if (ret < 0)
+ return ret;
+
+ for (i = 0; i < length; i++) {
+ /* Fill data register */
+ val = data[i];
+ ret = lan78xx_write_reg(dev, E2P_DATA, val);
+ if (ret < 0)
+ return ret;
+
+ /* Send "write" command */
+ val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_WRITE_;
+ val |= (offset & E2P_CMD_EPC_ADDR_MASK_);
+ ret = lan78xx_write_reg(dev, E2P_CMD, val);
+ if (ret < 0)
+ return ret;
+
+ ret = lan78xx_wait_eeprom(dev);
+ if (ret < 0)
+ return ret;
+
+ offset++;
+ }
+
+ return 0;
+}
+
+static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ int i;
+ int ret;
+ u32 buf;
+ unsigned long timeout;
+
+ ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+
+ if (buf & OTP_PWR_DN_PWRDN_N_) {
+ /* clear it and wait to be cleared */
+ ret = lan78xx_write_reg(dev, OTP_PWR_DN, 0);
+
+ timeout = jiffies + HZ;
+ do {
+ usleep_range(1, 10);
+ ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net,
+ "timeout on OTP_PWR_DN");
+ return -EIO;
+ }
+ } while (buf & OTP_PWR_DN_PWRDN_N_);
+ }
+
+ for (i = 0; i < length; i++) {
+ ret = lan78xx_write_reg(dev, OTP_ADDR1,
+ ((offset + i) >> 8) & OTP_ADDR1_15_11);
+ ret = lan78xx_write_reg(dev, OTP_ADDR2,
+ ((offset + i) & OTP_ADDR2_10_3));
+
+ ret = lan78xx_write_reg(dev, OTP_FUNC_CMD, OTP_FUNC_CMD_READ_);
+ ret = lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
+
+ timeout = jiffies + HZ;
+ do {
+ udelay(1);
+ ret = lan78xx_read_reg(dev, OTP_STATUS, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net,
+ "timeout on OTP_STATUS");
+ return -EIO;
+ }
+ } while (buf & OTP_STATUS_BUSY_);
+
+ ret = lan78xx_read_reg(dev, OTP_RD_DATA, &buf);
+
+ data[i] = (u8)(buf & 0xFF);
+ }
+
+ return 0;
+}
+
+static int lan78xx_read_otp(struct lan78xx_net *dev, u32 offset,
+ u32 length, u8 *data)
+{
+ u8 sig;
+ int ret;
+
+ ret = lan78xx_read_raw_otp(dev, 0, 1, &sig);
+
+ if (ret == 0) {
+ if (sig == OTP_INDICATOR_1)
+ offset = offset;
+ else if (sig == OTP_INDICATOR_2)
+ offset += 0x100;
+ else
+ ret = -EINVAL;
+ ret = lan78xx_read_raw_otp(dev, offset, length, data);
+ }
+
+ return ret;
+}
+
+static int lan78xx_dataport_wait_not_busy(struct lan78xx_net *dev)
+{
+ int i, ret;
+
+ for (i = 0; i < 100; i++) {
+ u32 dp_sel;
+
+ ret = lan78xx_read_reg(dev, DP_SEL, &dp_sel);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ if (dp_sel & DP_SEL_DPRDY_)
+ return 0;
+
+ usleep_range(40, 100);
+ }
+
+ netdev_warn(dev->net, "lan78xx_dataport_wait_not_busy timed out");
+
+ return -EIO;
+}
+
+static int lan78xx_dataport_write(struct lan78xx_net *dev, u32 ram_select,
+ u32 addr, u32 length, u32 *buf)
+{
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ u32 dp_sel;
+ int i, ret;
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return 0;
+
+ mutex_lock(&pdata->dataport_mutex);
+
+ ret = lan78xx_dataport_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+
+ ret = lan78xx_read_reg(dev, DP_SEL, &dp_sel);
+
+ dp_sel &= ~DP_SEL_RSEL_MASK_;
+ dp_sel |= ram_select;
+ ret = lan78xx_write_reg(dev, DP_SEL, dp_sel);
+
+ for (i = 0; i < length; i++) {
+ ret = lan78xx_write_reg(dev, DP_ADDR, addr + i);
+
+ ret = lan78xx_write_reg(dev, DP_DATA, buf[i]);
+
+ ret = lan78xx_write_reg(dev, DP_CMD, DP_CMD_WRITE_);
+
+ ret = lan78xx_dataport_wait_not_busy(dev);
+ if (ret < 0)
+ goto done;
+ }
+
+done:
+ mutex_unlock(&pdata->dataport_mutex);
+ usb_autopm_put_interface(dev->intf);
+
+ return ret;
+}
+
+static void lan78xx_set_addr_filter(struct lan78xx_priv *pdata,
+ int index, u8 addr[ETH_ALEN])
+{
+ u32 temp;
+
+ if ((pdata) && (index > 0) && (index < NUM_OF_MAF)) {
+ temp = addr[3];
+ temp = addr[2] | (temp << 8);
+ temp = addr[1] | (temp << 8);
+ temp = addr[0] | (temp << 8);
+ pdata->pfilter_table[index][1] = temp;
+ temp = addr[5];
+ temp = addr[4] | (temp << 8);
+ temp |= MAF_HI_VALID_ | MAF_HI_TYPE_DST_;
+ pdata->pfilter_table[index][0] = temp;
+ }
+}
+
+/* returns hash bit number for given MAC address */
+static inline u32 lan78xx_hash(char addr[ETH_ALEN])
+{
+ return (ether_crc(ETH_ALEN, addr) >> 23) & 0x1ff;
+}
+
+static void lan78xx_deferred_multicast_write(struct work_struct *param)
+{
+ struct lan78xx_priv *pdata =
+ container_of(param, struct lan78xx_priv, set_multicast);
+ struct lan78xx_net *dev = pdata->dev;
+ int i;
+ int ret;
+
+ netif_dbg(dev, drv, dev->net, "deferred multicast write 0x%08x\n",
+ pdata->rfe_ctl);
+
+ lan78xx_dataport_write(dev, DP_SEL_RSEL_VLAN_DA_, DP_SEL_VHF_VLAN_LEN,
+ DP_SEL_VHF_HASH_LEN, pdata->mchash_table);
+
+ for (i = 1; i < NUM_OF_MAF; i++) {
+ ret = lan78xx_write_reg(dev, MAF_HI(i), 0);
+ ret = lan78xx_write_reg(dev, MAF_LO(i),
+ pdata->pfilter_table[i][1]);
+ ret = lan78xx_write_reg(dev, MAF_HI(i),
+ pdata->pfilter_table[i][0]);
+ }
+
+ ret = lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
+}
+
+static void lan78xx_set_multicast(struct net_device *netdev)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ unsigned long flags;
+ int i;
+
+ spin_lock_irqsave(&pdata->rfe_ctl_lock, flags);
+
+ pdata->rfe_ctl &= ~(RFE_CTL_UCAST_EN_ | RFE_CTL_MCAST_EN_ |
+ RFE_CTL_DA_PERFECT_ | RFE_CTL_MCAST_HASH_);
+
+ for (i = 0; i < DP_SEL_VHF_HASH_LEN; i++)
+ pdata->mchash_table[i] = 0;
+ /* pfilter_table[0] has own HW address */
+ for (i = 1; i < NUM_OF_MAF; i++) {
+ pdata->pfilter_table[i][0] =
+ pdata->pfilter_table[i][1] = 0;
+ }
+
+ pdata->rfe_ctl |= RFE_CTL_BCAST_EN_;
+
+ if (dev->net->flags & IFF_PROMISC) {
+ netif_dbg(dev, drv, dev->net, "promiscuous mode enabled");
+ pdata->rfe_ctl |= RFE_CTL_MCAST_EN_ | RFE_CTL_UCAST_EN_;
+ } else {
+ if (dev->net->flags & IFF_ALLMULTI) {
+ netif_dbg(dev, drv, dev->net,
+ "receive all multicast enabled");
+ pdata->rfe_ctl |= RFE_CTL_MCAST_EN_;
+ }
+ }
+
+ if (netdev_mc_count(dev->net)) {
+ struct netdev_hw_addr *ha;
+ int i;
+
+ netif_dbg(dev, drv, dev->net, "receive multicast hash filter");
+
+ pdata->rfe_ctl |= RFE_CTL_DA_PERFECT_;
+
+ i = 1;
+ netdev_for_each_mc_addr(ha, netdev) {
+ /* set first 32 into Perfect Filter */
+ if (i < 33) {
+ lan78xx_set_addr_filter(pdata, i, ha->addr);
+ } else {
+ u32 bitnum = lan78xx_hash(ha->addr);
+
+ pdata->mchash_table[bitnum / 32] |=
+ (1 << (bitnum % 32));
+ pdata->rfe_ctl |= RFE_CTL_MCAST_HASH_;
+ }
+ i++;
+ }
+ }
+
+ spin_unlock_irqrestore(&pdata->rfe_ctl_lock, flags);
+
+ /* defer register writes to a sleepable context */
+ schedule_work(&pdata->set_multicast);
+}
+
+static int lan78xx_update_flowcontrol(struct lan78xx_net *dev, u8 duplex,
+ u16 lcladv, u16 rmtadv)
+{
+ u32 flow = 0, fct_flow = 0;
+ int ret;
+
+ u8 cap = mii_resolve_flowctrl_fdx(lcladv, rmtadv);
+
+ if (cap & FLOW_CTRL_TX)
+ flow = (FLOW_CR_TX_FCEN_ | 0xFFFF);
+
+ if (cap & FLOW_CTRL_RX)
+ flow |= FLOW_CR_RX_FCEN_;
+
+ if (dev->udev->speed == USB_SPEED_SUPER)
+ fct_flow = 0x817;
+ else if (dev->udev->speed == USB_SPEED_HIGH)
+ fct_flow = 0x211;
+
+ netif_dbg(dev, link, dev->net, "rx pause %s, tx pause %s",
+ (cap & FLOW_CTRL_RX ? "enabled" : "disabled"),
+ (cap & FLOW_CTRL_TX ? "enabled" : "disabled"));
+
+ ret = lan78xx_write_reg(dev, FCT_FLOW, fct_flow);
+
+ /* threshold value should be set before enabling flow */
+ ret = lan78xx_write_reg(dev, FLOW, flow);
+
+ return 0;
+}
+
+static int lan78xx_link_reset(struct lan78xx_net *dev)
+{
+ struct mii_if_info *mii = &dev->mii;
+ struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
+ u16 ladv, radv, temp;
+ int ret;
+ u32 buf;
+
+ /* clear PHY interrupt status */
+ /* VTSE PHY */
+ temp = lan78xx_mdio_read(dev->net, mii->phy_id, PHY_VTSE_INT_STS);
+
+ /* clear LAN78xx interrupt status */
+ ret = lan78xx_write_reg(dev, INT_STS, INT_STS_PHY_INT_);
+ if (unlikely(ret < 0))
+ return -EIO;
+
+ if (!mii_link_ok(mii) && dev->link_on) {
+ dev->link_on = false;
+ netif_carrier_off(dev->net);
+
+ /* reset MAC */
+ ret = lan78xx_read_reg(dev, MAC_CR, &buf);
+ if (unlikely(ret < 0))
+ return -EIO;
+ buf |= MAC_CR_RST_;
+ ret = lan78xx_write_reg(dev, MAC_CR, buf);
+ if (unlikely(ret < 0))
+ return -EIO;
+ } else if (mii_link_ok(mii) && !dev->link_on) {
+ dev->link_on = true;
+
+ mii_check_media(mii, 1, 1);
+ mii_ethtool_gset(&dev->mii, &ecmd);
+
+ mii->mdio_read(mii->dev, mii->phy_id, PHY_VTSE_INT_STS);
+
+ if (dev->udev->speed == USB_SPEED_SUPER) {
+ if (ethtool_cmd_speed(&ecmd) == 1000) {
+ /* disable U2 */
+ ret = lan78xx_read_reg(dev, USB_CFG1, &buf);
+ buf &= ~USB_CFG1_DEV_U2_INIT_EN_;
+ ret = lan78xx_write_reg(dev, USB_CFG1, buf);
+ /* enable U1 */
+ ret = lan78xx_read_reg(dev, USB_CFG1, &buf);
+ buf |= USB_CFG1_DEV_U1_INIT_EN_;
+ ret = lan78xx_write_reg(dev, USB_CFG1, buf);
+ } else {
+ /* enable U1 & U2 */
+ ret = lan78xx_read_reg(dev, USB_CFG1, &buf);
+ buf |= USB_CFG1_DEV_U2_INIT_EN_;
+ buf |= USB_CFG1_DEV_U1_INIT_EN_;
+ ret = lan78xx_write_reg(dev, USB_CFG1, buf);
+ }
+ }
+
+ ladv = lan78xx_mdio_read(dev->net, mii->phy_id, MII_ADVERTISE);
+ radv = lan78xx_mdio_read(dev->net, mii->phy_id, MII_LPA);
+ netif_dbg(dev, link, dev->net,
+ "speed: %u duplex: %d anadv: 0x%04x anlpa: 0x%04x",
+ ethtool_cmd_speed(&ecmd), ecmd.duplex, ladv, radv);
+
+ ret = lan78xx_update_flowcontrol(dev, ecmd.duplex, ladv, radv);
+ netif_carrier_on(dev->net);
+ }
+
+ return ret;
+}
+
+/* some work can't be done in tasklets, so we use keventd
+ *
+ * NOTE: annoying asymmetry: if it's active, schedule_work() fails,
+ * but tasklet_schedule() doesn't. hope the failure is rare.
+ */
+void lan78xx_defer_kevent(struct lan78xx_net *dev, int work)
+{
+ set_bit(work, &dev->flags);
+ if (!schedule_delayed_work(&dev->wq, 0))
+ netdev_err(dev->net, "kevent %d may have been dropped\n", work);
+}
+
+static void lan78xx_status(struct lan78xx_net *dev, struct urb *urb)
+{
+ u32 intdata;
+
+ if (urb->actual_length != 4) {
+ netdev_warn(dev->net,
+ "unexpected urb length %d", urb->actual_length);
+ return;
+ }
+
+ memcpy(&intdata, urb->transfer_buffer, 4);
+ le32_to_cpus(&intdata);
+
+ if (intdata & INT_ENP_PHY_INT) {
+ netif_dbg(dev, link, dev->net, "PHY INTR: 0x%08x\n", intdata);
+ lan78xx_defer_kevent(dev, EVENT_LINK_RESET);
+ } else
+ netdev_warn(dev->net,
+ "unexpected interrupt: 0x%08x\n", intdata);
+}
+
+static int lan78xx_ethtool_get_eeprom_len(struct net_device *netdev)
+{
+ return MAX_EEPROM_SIZE;
+}
+
+static int lan78xx_ethtool_get_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *ee, u8 *data)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+
+ ee->magic = LAN78XX_EEPROM_MAGIC;
+
+ return lan78xx_read_raw_eeprom(dev, ee->offset, ee->len, data);
+}
+
+static int lan78xx_ethtool_set_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *ee, u8 *data)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+
+ /* Allow entire eeprom update only */
+ if ((ee->magic == LAN78XX_EEPROM_MAGIC) &&
+ (ee->offset == 0) &&
+ (ee->len == 512) &&
+ (data[0] == EEPROM_INDICATOR))
+ return lan78xx_write_raw_eeprom(dev, ee->offset, ee->len, data);
+ else if ((ee->magic == LAN78XX_OTP_MAGIC) &&
+ (ee->offset == 0) &&
+ (ee->len == 512) &&
+ (data[0] == OTP_INDICATOR_1))
+ return lan78xx_write_raw_eeprom(dev, ee->offset, ee->len, data);
+
+ return -EINVAL;
+}
+
+static void lan78xx_get_strings(struct net_device *netdev, u32 stringset,
+ u8 *data)
+{
+ if (stringset == ETH_SS_STATS)
+ memcpy(data, lan78xx_gstrings, sizeof(lan78xx_gstrings));
+}
+
+static int lan78xx_get_sset_count(struct net_device *netdev, int sset)
+{
+ if (sset == ETH_SS_STATS)
+ return ARRAY_SIZE(lan78xx_gstrings);
+ else
+ return -EOPNOTSUPP;
+}
+
+static void lan78xx_get_stats(struct net_device *netdev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_statstage lan78xx_stat;
+ u32 *p;
+ int i;
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return;
+
+ if (lan78xx_read_stats(dev, &lan78xx_stat) > 0) {
+ p = (u32 *)&lan78xx_stat;
+ for (i = 0; i < (sizeof(lan78xx_stat) / (sizeof(u32))); i++)
+ data[i] = p[i];
+ }
+
+ usb_autopm_put_interface(dev->intf);
+}
+
+static void lan78xx_get_wol(struct net_device *netdev,
+ struct ethtool_wolinfo *wol)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ int ret;
+ u32 buf;
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+
+ if (usb_autopm_get_interface(dev->intf) < 0)
+ return;
+
+ ret = lan78xx_read_reg(dev, USB_CFG0, &buf);
+ if (unlikely(ret < 0)) {
+ wol->supported = 0;
+ wol->wolopts = 0;
+ } else {
+ if (buf & USB_CFG_RMT_WKP_) {
+ wol->supported = WAKE_ALL;
+ wol->wolopts = pdata->wol;
+ } else {
+ wol->supported = 0;
+ wol->wolopts = 0;
+ }
+ }
+
+ usb_autopm_put_interface(dev->intf);
+}
+
+static int lan78xx_set_wol(struct net_device *netdev,
+ struct ethtool_wolinfo *wol)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ int ret;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ pdata->wol = 0;
+ if (wol->wolopts & WAKE_UCAST)
+ pdata->wol |= WAKE_UCAST;
+ if (wol->wolopts & WAKE_MCAST)
+ pdata->wol |= WAKE_MCAST;
+ if (wol->wolopts & WAKE_BCAST)
+ pdata->wol |= WAKE_BCAST;
+ if (wol->wolopts & WAKE_MAGIC)
+ pdata->wol |= WAKE_MAGIC;
+ if (wol->wolopts & WAKE_PHY)
+ pdata->wol |= WAKE_PHY;
+ if (wol->wolopts & WAKE_ARP)
+ pdata->wol |= WAKE_ARP;
+
+ device_set_wakeup_enable(&dev->udev->dev, (bool)wol->wolopts);
+
+ usb_autopm_put_interface(dev->intf);
+
+ return ret;
+}
+
+static int lan78xx_get_eee(struct net_device *net, struct ethtool_eee *edata)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+ int ret;
+ u32 buf;
+ u32 adv, lpadv;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ ret = lan78xx_read_reg(dev, MAC_CR, &buf);
+ if (buf & MAC_CR_EEE_EN_) {
+ buf = lan78xx_mmd_read(dev->net, dev->mii.phy_id,
+ PHY_MMD_DEV_7, PHY_EEE_ADVERTISEMENT);
+ adv = mmd_eee_adv_to_ethtool_adv_t(buf);
+ buf = lan78xx_mmd_read(dev->net, dev->mii.phy_id,
+ PHY_MMD_DEV_7, PHY_EEE_LP_ADVERTISEMENT);
+ lpadv = mmd_eee_adv_to_ethtool_adv_t(buf);
+
+ edata->eee_enabled = true;
+ edata->supported = true;
+ edata->eee_active = !!(adv & lpadv);
+ edata->advertised = adv;
+ edata->lp_advertised = lpadv;
+ edata->tx_lpi_enabled = true;
+ /* EEE_TX_LPI_REQ_DLY & tx_lpi_timer are same uSec unit */
+ ret = lan78xx_read_reg(dev, EEE_TX_LPI_REQ_DLY, &buf);
+ edata->tx_lpi_timer = buf;
+ } else {
+ buf = lan78xx_mmd_read(dev->net, dev->mii.phy_id,
+ PHY_MMD_DEV_7, PHY_EEE_LP_ADVERTISEMENT);
+ lpadv = mmd_eee_adv_to_ethtool_adv_t(buf);
+
+ edata->eee_enabled = false;
+ edata->eee_active = false;
+ edata->supported = false;
+ edata->advertised = 0;
+ edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(lpadv);
+ edata->tx_lpi_enabled = false;
+ edata->tx_lpi_timer = 0;
+ }
+
+ usb_autopm_put_interface(dev->intf);
+
+ return 0;
+}
+
+static int lan78xx_set_eee(struct net_device *net, struct ethtool_eee *edata)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+ int ret;
+ u32 buf;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ if (edata->eee_enabled) {
+ ret = lan78xx_read_reg(dev, MAC_CR, &buf);
+ buf |= MAC_CR_EEE_EN_;
+ ret = lan78xx_write_reg(dev, MAC_CR, buf);
+
+ buf = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
+ lan78xx_mmd_write(dev->net, dev->mii.phy_id,
+ PHY_MMD_DEV_7, PHY_EEE_ADVERTISEMENT, buf);
+ } else {
+ ret = lan78xx_read_reg(dev, MAC_CR, &buf);
+ buf &= ~MAC_CR_EEE_EN_;
+ ret = lan78xx_write_reg(dev, MAC_CR, buf);
+ }
+
+ usb_autopm_put_interface(dev->intf);
+
+ return 0;
+}
+
+static u32 lan78xx_get_link(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ return mii_link_ok(&dev->mii);
+}
+
+int lan78xx_nway_reset(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ if ((!dev->mii.mdio_read) || (!dev->mii.mdio_write))
+ return -EOPNOTSUPP;
+
+ return mii_nway_restart(&dev->mii);
+}
+
+static void lan78xx_get_drvinfo(struct net_device *net,
+ struct ethtool_drvinfo *info)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ strncpy(info->driver, DRIVER_NAME, sizeof(info->driver));
+ strncpy(info->version, DRIVER_VERSION, sizeof(info->version));
+ usb_make_path(dev->udev, info->bus_info, sizeof(info->bus_info));
+}
+
+static u32 lan78xx_get_msglevel(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ return dev->msg_enable;
+}
+
+static void lan78xx_set_msglevel(struct net_device *net, u32 level)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ dev->msg_enable = level;
+}
+
+static int lan78xx_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+ struct mii_if_info *mii = &dev->mii;
+ int ret;
+ int buf;
+
+ if ((!dev->mii.mdio_read) || (!dev->mii.mdio_write))
+ return -EOPNOTSUPP;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ ret = mii_ethtool_gset(&dev->mii, cmd);
+
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE, PHY_EXT_GPIO_PAGE_SPACE_1);
+ buf = mii->mdio_read(mii->dev, mii->phy_id, PHY_EXT_MODE_CTRL);
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE, PHY_EXT_GPIO_PAGE_SPACE_0);
+
+ buf &= PHY_EXT_MODE_CTRL_MDIX_MASK_;
+ if (buf == PHY_EXT_MODE_CTRL_AUTO_MDIX_) {
+ cmd->eth_tp_mdix = ETH_TP_MDI_AUTO;
+ cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
+ } else if (buf == PHY_EXT_MODE_CTRL_MDI_) {
+ cmd->eth_tp_mdix = ETH_TP_MDI;
+ cmd->eth_tp_mdix_ctrl = ETH_TP_MDI;
+ } else if (buf == PHY_EXT_MODE_CTRL_MDI_X_) {
+ cmd->eth_tp_mdix = ETH_TP_MDI_X;
+ cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X;
+ }
+
+ usb_autopm_put_interface(dev->intf);
+
+ return ret;
+}
+
+static int lan78xx_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+ struct mii_if_info *mii = &dev->mii;
+ int ret = 0;
+ int temp;
+
+ if ((!dev->mii.mdio_read) || (!dev->mii.mdio_write))
+ return -EOPNOTSUPP;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ return ret;
+
+ if (dev->mdix_ctrl != cmd->eth_tp_mdix_ctrl) {
+ if (cmd->eth_tp_mdix_ctrl == ETH_TP_MDI) {
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_1);
+ temp = mii->mdio_read(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL);
+ temp &= ~PHY_EXT_MODE_CTRL_MDIX_MASK_;
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL,
+ temp | PHY_EXT_MODE_CTRL_MDI_);
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_0);
+ } else if (cmd->eth_tp_mdix_ctrl == ETH_TP_MDI_X) {
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_1);
+ temp = mii->mdio_read(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL);
+ temp &= ~PHY_EXT_MODE_CTRL_MDIX_MASK_;
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL,
+ temp | PHY_EXT_MODE_CTRL_MDI_X_);
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_0);
+ } else if (cmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) {
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_1);
+ temp = mii->mdio_read(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL);
+ temp &= ~PHY_EXT_MODE_CTRL_MDIX_MASK_;
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_MODE_CTRL,
+ temp | PHY_EXT_MODE_CTRL_AUTO_MDIX_);
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE,
+ PHY_EXT_GPIO_PAGE_SPACE_0);
+ }
+ }
+
+ /* change speed & duplex */
+ ret = mii_ethtool_sset(&dev->mii, cmd);
+
+ if (!cmd->autoneg) {
+ /* force link down */
+ temp = mii->mdio_read(mii->dev, mii->phy_id, MII_BMCR);
+ mii->mdio_write(mii->dev, mii->phy_id, MII_BMCR,
+ temp | BMCR_LOOPBACK);
+ mdelay(1);
+ mii->mdio_write(mii->dev, mii->phy_id, MII_BMCR, temp);
+ }
+
+ usb_autopm_put_interface(dev->intf);
+
+ return ret;
+}
+
+static const struct ethtool_ops lan78xx_ethtool_ops = {
+ .get_link = lan78xx_get_link,
+ .nway_reset = lan78xx_nway_reset,
+ .get_drvinfo = lan78xx_get_drvinfo,
+ .get_msglevel = lan78xx_get_msglevel,
+ .set_msglevel = lan78xx_set_msglevel,
+ .get_settings = lan78xx_get_settings,
+ .set_settings = lan78xx_set_settings,
+ .get_eeprom_len = lan78xx_ethtool_get_eeprom_len,
+ .get_eeprom = lan78xx_ethtool_get_eeprom,
+ .set_eeprom = lan78xx_ethtool_set_eeprom,
+ .get_ethtool_stats = lan78xx_get_stats,
+ .get_sset_count = lan78xx_get_sset_count,
+ .get_strings = lan78xx_get_strings,
+ .get_wol = lan78xx_get_wol,
+ .set_wol = lan78xx_set_wol,
+ .get_eee = lan78xx_get_eee,
+ .set_eee = lan78xx_set_eee,
+};
+
+static int lan78xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+
+ if (!netif_running(netdev))
+ return -EINVAL;
+
+ return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+}
+
+static void lan78xx_init_mac_address(struct lan78xx_net *dev)
+{
+ u32 addr_lo, addr_hi;
+ int ret;
+ u8 addr[6];
+
+ ret = lan78xx_read_reg(dev, RX_ADDRL, &addr_lo);
+ ret = lan78xx_read_reg(dev, RX_ADDRH, &addr_hi);
+
+ addr[0] = addr_lo & 0xFF;
+ addr[1] = (addr_lo >> 8) & 0xFF;
+ addr[2] = (addr_lo >> 16) & 0xFF;
+ addr[3] = (addr_lo >> 24) & 0xFF;
+ addr[4] = addr_hi & 0xFF;
+ addr[5] = (addr_hi >> 8) & 0xFF;
+
+ if (!is_valid_ether_addr(addr)) {
+ /* reading mac address from EEPROM or OTP */
+ if ((lan78xx_read_eeprom(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
+ addr) == 0) ||
+ (lan78xx_read_otp(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
+ addr) == 0)) {
+ if (is_valid_ether_addr(addr)) {
+ /* eeprom values are valid so use them */
+ netif_dbg(dev, ifup, dev->net,
+ "MAC address read from EEPROM");
+ } else {
+ /* generate random MAC */
+ random_ether_addr(addr);
+ netif_dbg(dev, ifup, dev->net,
+ "MAC address set to random addr");
+ }
+
+ addr_lo = addr[0] | (addr[1] << 8) |
+ (addr[2] << 16) | (addr[3] << 24);
+ addr_hi = addr[4] | (addr[5] << 8);
+
+ ret = lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
+ ret = lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
+ } else {
+ /* generate random MAC */
+ random_ether_addr(addr);
+ netif_dbg(dev, ifup, dev->net,
+ "MAC address set to random addr");
+ }
+ }
+
+ ret = lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
+ ret = lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
+
+ ether_addr_copy(dev->net->dev_addr, addr);
+}
+
+static void lan78xx_mii_init(struct lan78xx_net *dev)
+{
+ /* Initialize MII structure */
+ dev->mii.dev = dev->net;
+ dev->mii.mdio_read = lan78xx_mdio_read;
+ dev->mii.mdio_write = lan78xx_mdio_write;
+ dev->mii.phy_id_mask = 0x1f;
+ dev->mii.reg_num_mask = 0x1f;
+ dev->mii.phy_id = INTERNAL_PHY_ID;
+ dev->mii.supports_gmii = true;
+}
+
+static int lan78xx_phy_init(struct lan78xx_net *dev)
+{
+ int temp;
+ struct mii_if_info *mii = &dev->mii;
+
+ if ((!mii->mdio_write) || (!mii->mdio_read))
+ return -EOPNOTSUPP;
+
+ temp = mii->mdio_read(mii->dev, mii->phy_id, MII_ADVERTISE);
+ temp |= ADVERTISE_ALL;
+ mii->mdio_write(mii->dev, mii->phy_id, MII_ADVERTISE,
+ temp | ADVERTISE_CSMA |
+ ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
+
+ /* set to AUTOMDIX */
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE, PHY_EXT_GPIO_PAGE_SPACE_1);
+ temp = mii->mdio_read(mii->dev, mii->phy_id, PHY_EXT_MODE_CTRL);
+ temp &= ~PHY_EXT_MODE_CTRL_MDIX_MASK_;
+ mii->mdio_write(mii->dev, mii->phy_id, PHY_EXT_MODE_CTRL,
+ temp | PHY_EXT_MODE_CTRL_AUTO_MDIX_);
+ mii->mdio_write(mii->dev, mii->phy_id,
+ PHY_EXT_GPIO_PAGE, PHY_EXT_GPIO_PAGE_SPACE_0);
+ dev->mdix_ctrl = ETH_TP_MDI_AUTO;
+
+ /* MAC doesn't support 1000HD */
+ temp = mii->mdio_read(mii->dev, mii->phy_id, MII_CTRL1000);
+ mii->mdio_write(mii->dev, mii->phy_id, MII_CTRL1000,
+ temp & ~ADVERTISE_1000HALF);
+
+ /* clear interrupt */
+ mii->mdio_read(mii->dev, mii->phy_id, PHY_VTSE_INT_STS);
+ mii->mdio_write(mii->dev, mii->phy_id, PHY_VTSE_INT_MASK,
+ PHY_VTSE_INT_MASK_MDINTPIN_EN_ |
+ PHY_VTSE_INT_MASK_LINK_CHANGE_);
+
+ netif_dbg(dev, ifup, dev->net, "phy initialised successfully");
+
+ return 0;
+}
+
+static int lan78xx_set_rx_max_frame_length(struct lan78xx_net *dev, int size)
+{
+ int ret = 0;
+ u32 buf;
+ bool rxenabled;
+
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+
+ rxenabled = ((buf & MAC_RX_RXEN_) != 0);
+
+ if (rxenabled) {
+ buf &= ~MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+ }
+
+ /* add 4 to size for FCS */
+ buf &= ~MAC_RX_MAX_SIZE_MASK_;
+ buf |= (((size + 4) << MAC_RX_MAX_SIZE_SHIFT_) & MAC_RX_MAX_SIZE_MASK_);
+
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ if (rxenabled) {
+ buf |= MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+ }
+
+ return 0;
+}
+
+static int unlink_urbs(struct lan78xx_net *dev, struct sk_buff_head *q)
+{
+ struct sk_buff *skb;
+ unsigned long flags;
+ int count = 0;
+
+ spin_lock_irqsave(&q->lock, flags);
+ while (!skb_queue_empty(q)) {
+ struct skb_data *entry;
+ struct urb *urb;
+ int ret;
+
+ skb_queue_walk(q, skb) {
+ entry = (struct skb_data *)skb->cb;
+ if (entry->state != unlink_start)
+ goto found;
+ }
+ break;
+found:
+ entry->state = unlink_start;
+ urb = entry->urb;
+
+ /* Get reference count of the URB to avoid it to be
+ * freed during usb_unlink_urb, which may trigger
+ * use-after-free problem inside usb_unlink_urb since
+ * usb_unlink_urb is always racing with .complete
+ * handler(include defer_bh).
+ */
+ usb_get_urb(urb);
+ spin_unlock_irqrestore(&q->lock, flags);
+ /* during some PM-driven resume scenarios,
+ * these (async) unlinks complete immediately
+ */
+ ret = usb_unlink_urb(urb);
+ if (ret != -EINPROGRESS && ret != 0)
+ netdev_dbg(dev->net, "unlink urb err, %d\n", ret);
+ else
+ count++;
+ usb_put_urb(urb);
+ spin_lock_irqsave(&q->lock, flags);
+ }
+ spin_unlock_irqrestore(&q->lock, flags);
+ return count;
+}
+
+static int lan78xx_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ int ll_mtu = new_mtu + netdev->hard_header_len;
+ int old_hard_mtu = dev->hard_mtu;
+ int old_rx_urb_size = dev->rx_urb_size;
+ int ret;
+
+ if (new_mtu > MAX_SINGLE_PACKET_SIZE)
+ return -EINVAL;
+
+ if (new_mtu <= 0)
+ return -EINVAL;
+ /* no second zero-length packet read wanted after mtu-sized packets */
+ if ((ll_mtu % dev->maxpacket) == 0)
+ return -EDOM;
+
+ ret = lan78xx_set_rx_max_frame_length(dev, new_mtu + ETH_HLEN);
+
+ netdev->mtu = new_mtu;
+
+ dev->hard_mtu = netdev->mtu + netdev->hard_header_len;
+ if (dev->rx_urb_size == old_hard_mtu) {
+ dev->rx_urb_size = dev->hard_mtu;
+ if (dev->rx_urb_size > old_rx_urb_size) {
+ if (netif_running(dev->net)) {
+ unlink_urbs(dev, &dev->rxq);
+ tasklet_schedule(&dev->bh);
+ }
+ }
+ }
+
+ return 0;
+}
+
+int lan78xx_set_mac_addr(struct net_device *netdev, void *p)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct sockaddr *addr = p;
+ u32 addr_lo, addr_hi;
+ int ret;
+
+ if (netif_running(netdev))
+ return -EBUSY;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ ether_addr_copy(netdev->dev_addr, addr->sa_data);
+
+ addr_lo = netdev->dev_addr[0] |
+ netdev->dev_addr[1] << 8 |
+ netdev->dev_addr[2] << 16 |
+ netdev->dev_addr[3] << 24;
+ addr_hi = netdev->dev_addr[4] |
+ netdev->dev_addr[5] << 8;
+
+ ret = lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
+ ret = lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
+
+ return 0;
+}
+
+/* Enable or disable Rx checksum offload engine */
+static int lan78xx_set_features(struct net_device *netdev,
+ netdev_features_t features)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&pdata->rfe_ctl_lock, flags);
+
+ if (features & NETIF_F_RXCSUM) {
+ pdata->rfe_ctl |= RFE_CTL_TCPUDP_COE_ | RFE_CTL_IP_COE_;
+ pdata->rfe_ctl |= RFE_CTL_ICMP_COE_ | RFE_CTL_IGMP_COE_;
+ } else {
+ pdata->rfe_ctl &= ~(RFE_CTL_TCPUDP_COE_ | RFE_CTL_IP_COE_);
+ pdata->rfe_ctl &= ~(RFE_CTL_ICMP_COE_ | RFE_CTL_IGMP_COE_);
+ }
+
+ if (features & NETIF_F_HW_VLAN_CTAG_RX)
+ pdata->rfe_ctl |= RFE_CTL_VLAN_FILTER_;
+ else
+ pdata->rfe_ctl &= ~RFE_CTL_VLAN_FILTER_;
+
+ spin_unlock_irqrestore(&pdata->rfe_ctl_lock, flags);
+
+ ret = lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
+
+ return 0;
+}
+
+static void lan78xx_deferred_vlan_write(struct work_struct *param)
+{
+ struct lan78xx_priv *pdata =
+ container_of(param, struct lan78xx_priv, set_vlan);
+ struct lan78xx_net *dev = pdata->dev;
+
+ lan78xx_dataport_write(dev, DP_SEL_RSEL_VLAN_DA_, 0,
+ DP_SEL_VHF_VLAN_LEN, pdata->vlan_table);
+}
+
+static int lan78xx_vlan_rx_add_vid(struct net_device *netdev,
+ __be16 proto, u16 vid)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ u16 vid_bit_index;
+ u16 vid_dword_index;
+
+ vid_dword_index = (vid >> 5) & 0x7F;
+ vid_bit_index = vid & 0x1F;
+
+ pdata->vlan_table[vid_dword_index] |= (1 << vid_bit_index);
+
+ /* defer register writes to a sleepable context */
+ schedule_work(&pdata->set_vlan);
+
+ return 0;
+}
+
+static int lan78xx_vlan_rx_kill_vid(struct net_device *netdev,
+ __be16 proto, u16 vid)
+{
+ struct lan78xx_net *dev = netdev_priv(netdev);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ u16 vid_bit_index;
+ u16 vid_dword_index;
+
+ vid_dword_index = (vid >> 5) & 0x7F;
+ vid_bit_index = vid & 0x1F;
+
+ pdata->vlan_table[vid_dword_index] &= ~(1 << vid_bit_index);
+
+ /* defer register writes to a sleepable context */
+ schedule_work(&pdata->set_vlan);
+
+ return 0;
+}
+
+static void lan78xx_init_ltm(struct lan78xx_net *dev)
+{
+ int ret;
+ u32 buf;
+ u32 regs[6] = { 0 };
+
+ ret = lan78xx_read_reg(dev, USB_CFG1, &buf);
+
+ /* Use module parameters */
+ if (ltm_control == 1) {
+ regs[0] = ltm_regs[0];
+ regs[1] = ltm_regs[1];
+ regs[2] = ltm_regs[2];
+ regs[3] = ltm_regs[3];
+ regs[4] = ltm_regs[4];
+ regs[5] = ltm_regs[5];
+
+ buf |= USB_CFG1_LTM_ENABLE_;
+ ret = lan78xx_write_reg(dev, USB_CFG1, buf);
+ } else if (ltm_control == 0) {
+ buf &= ~USB_CFG1_LTM_ENABLE_;
+ ret = lan78xx_write_reg(dev, USB_CFG1, buf);
+ } else if ((ltm_control == -1) && (buf & USB_CFG1_LTM_ENABLE_)) {
+ u8 temp[2];
+ /* Get values from EEPROM first */
+ if (lan78xx_read_eeprom(dev, 0x3F, 2, temp) == 0) {
+ if (temp[0] == 24) {
+ ret = lan78xx_read_raw_eeprom(dev,
+ temp[1] * 2,
+ 24,
+ (u8 *)regs);
+ if (ret < 0)
+ return;
+ }
+ } else if (lan78xx_read_otp(dev, 0x3F, 2, temp) == 0) {
+ if (temp[0] == 24) {
+ ret = lan78xx_read_raw_otp(dev,
+ temp[1] * 2,
+ 24,
+ (u8 *)regs);
+ if (ret < 0)
+ return;
+ }
+ }
+ }
+
+ lan78xx_write_reg(dev, LTM_BELT_IDLE0, regs[0]);
+ lan78xx_write_reg(dev, LTM_BELT_IDLE1, regs[1]);
+ lan78xx_write_reg(dev, LTM_BELT_ACT0, regs[2]);
+ lan78xx_write_reg(dev, LTM_BELT_ACT1, regs[3]);
+ lan78xx_write_reg(dev, LTM_INACTIVE0, regs[4]);
+ lan78xx_write_reg(dev, LTM_INACTIVE1, regs[5]);
+}
+
+static void lan78xx_init_lpm(struct lan78xx_net *dev)
+{
+ int ret;
+ u32 buf;
+
+ /* Use module parameters */
+ if (lpm_control == 1) {
+ ret = lan78xx_read_reg(dev, USB_CFG3, &buf);
+ buf &= ~USB_CFG3_LPM_NYET_THR_;
+ buf |= ((lpm_res_thr << 24) & USB_CFG3_LPM_NYET_THR_);
+ ret = lan78xx_write_reg(dev, USB_CFG3, buf);
+
+ ret = lan78xx_read_reg(dev, USB_CFG0, &buf);
+ buf |= USB_CFG_LPM_EN_;
+ ret = lan78xx_write_reg(dev, USB_CFG0, buf);
+ } else if (lpm_control == 0) {
+ ret = lan78xx_read_reg(dev, USB_CFG0, &buf);
+ buf &= ~USB_CFG_LPM_EN_;
+ ret = lan78xx_write_reg(dev, USB_CFG0, buf);
+ }
+}
+
+static int lan78xx_reset(struct lan78xx_net *dev)
+{
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ u32 buf;
+ int ret = 0;
+ unsigned long timeout;
+
+ ret = lan78xx_read_reg(dev, HW_CFG, &buf);
+ buf |= HW_CFG_LRST_;
+ ret = lan78xx_write_reg(dev, HW_CFG, buf);
+
+ timeout = jiffies + HZ;
+ do {
+ mdelay(1);
+ ret = lan78xx_read_reg(dev, HW_CFG, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net,
+ "timeout on completion of LiteReset");
+ return -EIO;
+ }
+ } while (buf & HW_CFG_LRST_);
+
+ lan78xx_init_mac_address(dev);
+
+ /* Respond to the IN token with a NAK */
+ ret = lan78xx_read_reg(dev, USB_CFG0, &buf);
+ buf |= USB_CFG_BIR_;
+ ret = lan78xx_write_reg(dev, USB_CFG0, buf);
+
+ /* Init LTM */
+ lan78xx_init_ltm(dev);
+
+ /* Init LPM */
+ lan78xx_init_lpm(dev);
+
+ dev->net->hard_header_len += TX_OVERHEAD;
+ dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
+
+ if (dev->udev->speed == USB_SPEED_SUPER) {
+ buf = DEFAULT_BURST_CAP_SIZE / SS_USB_PKT_SIZE;
+ dev->rx_urb_size = DEFAULT_BURST_CAP_SIZE;
+ dev->rx_qlen = 4;
+ dev->tx_qlen = 4;
+ } else if (dev->udev->speed == USB_SPEED_HIGH) {
+ buf = DEFAULT_BURST_CAP_SIZE / HS_USB_PKT_SIZE;
+ dev->rx_urb_size = DEFAULT_BURST_CAP_SIZE;
+ dev->rx_qlen = RX_MAX_QUEUE_MEMORY / dev->rx_urb_size;
+ dev->tx_qlen = RX_MAX_QUEUE_MEMORY / dev->hard_mtu;
+ } else {
+ buf = DEFAULT_BURST_CAP_SIZE / FS_USB_PKT_SIZE;
+ dev->rx_urb_size = DEFAULT_BURST_CAP_SIZE;
+ dev->rx_qlen = 4;
+ }
+
+ ret = lan78xx_write_reg(dev, BURST_CAP, buf);
+ ret = lan78xx_write_reg(dev, BULK_IN_DLY, DEFAULT_BULK_IN_DELAY);
+
+ ret = lan78xx_read_reg(dev, HW_CFG, &buf);
+ buf |= HW_CFG_MEF_;
+ ret = lan78xx_write_reg(dev, HW_CFG, buf);
+
+ ret = lan78xx_read_reg(dev, USB_CFG0, &buf);
+ buf |= USB_CFG_BCE_;
+ ret = lan78xx_write_reg(dev, USB_CFG0, buf);
+
+ /* set FIFO sizes */
+ buf = (MAX_RX_FIFO_SIZE - 512) / 512;
+ ret = lan78xx_write_reg(dev, FCT_RX_FIFO_END, buf);
+
+ buf = (MAX_TX_FIFO_SIZE - 512) / 512;
+ ret = lan78xx_write_reg(dev, FCT_TX_FIFO_END, buf);
+
+ ret = lan78xx_write_reg(dev, INT_STS, INT_STS_CLEAR_ALL_);
+ ret = lan78xx_write_reg(dev, FLOW, 0);
+ ret = lan78xx_write_reg(dev, FCT_FLOW, 0);
+
+ /* Don't need rfe_ctl_lock during initialisation */
+ ret = lan78xx_read_reg(dev, RFE_CTL, &pdata->rfe_ctl);
+ pdata->rfe_ctl |= RFE_CTL_BCAST_EN_ | RFE_CTL_DA_PERFECT_;
+ ret = lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
+
+ /* Enable or disable checksum offload engines */
+ lan78xx_set_features(dev->net, dev->net->features);
+
+ lan78xx_set_multicast(dev->net);
+
+ /* reset PHY */
+ ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+ buf |= PMT_CTL_PHY_RST_;
+ ret = lan78xx_write_reg(dev, PMT_CTL, buf);
+
+ timeout = jiffies + HZ;
+ do {
+ mdelay(1);
+ ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+ if (time_after(jiffies, timeout)) {
+ netdev_warn(dev->net, "timeout waiting for PHY Reset");
+ return -EIO;
+ }
+ } while (buf & PMT_CTL_PHY_RST_);
+
+ lan78xx_mii_init(dev);
+
+ ret = lan78xx_phy_init(dev);
+
+ ret = lan78xx_read_reg(dev, MAC_CR, &buf);
+
+ buf |= MAC_CR_GMII_EN_;
+ buf |= MAC_CR_AUTO_DUPLEX_ | MAC_CR_AUTO_SPEED_;
+
+ ret = lan78xx_write_reg(dev, MAC_CR, buf);
+
+ /* enable on PHY */
+ if (buf & MAC_CR_EEE_EN_)
+ lan78xx_mmd_write(dev->net, dev->mii.phy_id, 0x07, 0x3C, 0x06);
+
+ /* enable PHY interrupts */
+ ret = lan78xx_read_reg(dev, INT_EP_CTL, &buf);
+ buf |= INT_ENP_PHY_INT;
+ ret = lan78xx_write_reg(dev, INT_EP_CTL, buf);
+
+ ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+ buf |= MAC_TX_TXEN_;
+ ret = lan78xx_write_reg(dev, MAC_TX, buf);
+
+ ret = lan78xx_read_reg(dev, FCT_TX_CTL, &buf);
+ buf |= FCT_TX_CTL_EN_;
+ ret = lan78xx_write_reg(dev, FCT_TX_CTL, buf);
+
+ ret = lan78xx_set_rx_max_frame_length(dev, dev->net->mtu + ETH_HLEN);
+
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf |= MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ ret = lan78xx_read_reg(dev, FCT_RX_CTL, &buf);
+ buf |= FCT_RX_CTL_EN_;
+ ret = lan78xx_write_reg(dev, FCT_RX_CTL, buf);
+
+ if (!mii_nway_restart(&dev->mii))
+ netif_dbg(dev, link, dev->net, "autoneg initiated");
+
+ return 0;
+}
+
+static int lan78xx_open(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+ int ret;
+
+ ret = usb_autopm_get_interface(dev->intf);
+ if (ret < 0)
+ goto out;
+
+ ret = lan78xx_reset(dev);
+ if (ret < 0)
+ goto done;
+
+ /* for Link Check */
+ if (dev->urb_intr) {
+ ret = usb_submit_urb(dev->urb_intr, GFP_KERNEL);
+ if (ret < 0) {
+ netif_err(dev, ifup, dev->net,
+ "intr submit %d\n", ret);
+ goto done;
+ }
+ }
+
+ set_bit(EVENT_DEV_OPEN, &dev->flags);
+
+ netif_start_queue(net);
+
+ dev->link_on = false;
+
+ lan78xx_defer_kevent(dev, EVENT_LINK_RESET);
+done:
+ usb_autopm_put_interface(dev->intf);
+
+out:
+ return ret;
+}
+
+static void lan78xx_terminate_urbs(struct lan78xx_net *dev)
+{
+ DECLARE_WAIT_QUEUE_HEAD_ONSTACK(unlink_wakeup);
+ DECLARE_WAITQUEUE(wait, current);
+ int temp;
+
+ /* ensure there are no more active urbs */
+ add_wait_queue(&unlink_wakeup, &wait);
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ dev->wait = &unlink_wakeup;
+ temp = unlink_urbs(dev, &dev->txq) + unlink_urbs(dev, &dev->rxq);
+
+ /* maybe wait for deletions to finish. */
+ while (!skb_queue_empty(&dev->rxq) &&
+ !skb_queue_empty(&dev->txq) &&
+ !skb_queue_empty(&dev->done)) {
+ schedule_timeout(msecs_to_jiffies(UNLINK_TIMEOUT_MS));
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ netif_dbg(dev, ifdown, dev->net,
+ "waited for %d urb completions\n", temp);
+ }
+ set_current_state(TASK_RUNNING);
+ dev->wait = NULL;
+ remove_wait_queue(&unlink_wakeup, &wait);
+}
+
+int lan78xx_stop(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ clear_bit(EVENT_DEV_OPEN, &dev->flags);
+ netif_stop_queue(net);
+
+ netif_info(dev, ifdown, dev->net,
+ "stop stats: rx/tx %lu/%lu, errs %lu/%lu\n",
+ net->stats.rx_packets, net->stats.tx_packets,
+ net->stats.rx_errors, net->stats.tx_errors);
+
+ lan78xx_terminate_urbs(dev);
+
+ usb_kill_urb(dev->urb_intr);
+
+ skb_queue_purge(&dev->rxq_pause);
+
+ /* deferred work (task, timer, softirq) must also stop.
+ * can't flush_scheduled_work() until we drop rtnl (later),
+ * else workers could deadlock; so make workers a NOP.
+ */
+ dev->flags = 0;
+ cancel_delayed_work_sync(&dev->wq);
+ tasklet_kill(&dev->bh);
+
+ usb_autopm_put_interface(dev->intf);
+
+ return 0;
+}
+
+static int lan78xx_linearize(struct sk_buff *skb)
+{
+ return skb_linearize(skb);
+}
+
+static struct sk_buff *lan78xx_tx_prep(struct lan78xx_net *dev,
+ struct sk_buff *skb, gfp_t flags)
+{
+ u32 tx_cmd_a, tx_cmd_b;
+
+ if (skb_headroom(skb) < TX_OVERHEAD) {
+ struct sk_buff *skb2;
+
+ skb2 = skb_copy_expand(skb, TX_OVERHEAD, 0, flags);
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+ if (!skb)
+ return NULL;
+ }
+
+ if (lan78xx_linearize(skb) < 0)
+ return NULL;
+
+ tx_cmd_a = (u32)(skb->len & TX_CMD_A_LEN_MASK_) | TX_CMD_A_FCS_;
+
+ if (skb->ip_summed == CHECKSUM_PARTIAL)
+ tx_cmd_a |= TX_CMD_A_IPE_ | TX_CMD_A_TPE_;
+
+ tx_cmd_b = 0;
+ if (skb_is_gso(skb)) {
+ u16 mss = max(skb_shinfo(skb)->gso_size, TX_CMD_B_MSS_MIN_);
+
+ tx_cmd_b = (mss << TX_CMD_B_MSS_SHIFT_) & TX_CMD_B_MSS_MASK_;
+
+ tx_cmd_a |= TX_CMD_A_LSO_;
+ }
+
+ if (skb_vlan_tag_present(skb)) {
+ tx_cmd_a |= TX_CMD_A_IVTG_;
+ tx_cmd_b |= skb_vlan_tag_get(skb) & TX_CMD_B_VTAG_MASK_;
+ }
+
+ skb_push(skb, 4);
+ cpu_to_le32s(&tx_cmd_b);
+ memcpy(skb->data, &tx_cmd_b, 4);
+
+ skb_push(skb, 4);
+ cpu_to_le32s(&tx_cmd_a);
+ memcpy(skb->data, &tx_cmd_a, 4);
+
+ return skb;
+}
+
+static enum skb_state defer_bh(struct lan78xx_net *dev, struct sk_buff *skb,
+ struct sk_buff_head *list, enum skb_state state)
+{
+ unsigned long flags;
+ enum skb_state old_state;
+ struct skb_data *entry = (struct skb_data *)skb->cb;
+
+ spin_lock_irqsave(&list->lock, flags);
+ old_state = entry->state;
+ entry->state = state;
+ if (!list->prev)
+ BUG_ON(!list->prev);
+ if (!list->next)
+ BUG_ON(!list->next);
+ if (!skb->prev || !skb->next)
+ BUG_ON(true);
+
+ __skb_unlink(skb, list);
+ spin_unlock(&list->lock);
+ spin_lock(&dev->done.lock);
+ if (!dev->done.prev)
+ BUG_ON(!dev->done.prev);
+ if (!dev->done.next)
+ BUG_ON(!dev->done.next);
+
+ __skb_queue_tail(&dev->done, skb);
+ if (skb_queue_len(&dev->done) == 1)
+ tasklet_schedule(&dev->bh);
+ spin_unlock_irqrestore(&dev->done.lock, flags);
+
+ return old_state;
+}
+
+static void tx_complete(struct urb *urb)
+{
+ struct sk_buff *skb = (struct sk_buff *)urb->context;
+ struct skb_data *entry = (struct skb_data *)skb->cb;
+ struct lan78xx_net *dev = entry->dev;
+
+ if (urb->status == 0) {
+ dev->net->stats.tx_packets++;
+ dev->net->stats.tx_bytes += entry->length;
+ } else {
+ dev->net->stats.tx_errors++;
+
+ switch (urb->status) {
+ case -EPIPE:
+ lan78xx_defer_kevent(dev, EVENT_TX_HALT);
+ break;
+
+ /* software-driven interface shutdown */
+ case -ECONNRESET:
+ case -ESHUTDOWN:
+ break;
+
+ case -EPROTO:
+ case -ETIME:
+ case -EILSEQ:
+ netif_stop_queue(dev->net);
+ break;
+ default:
+ netif_dbg(dev, tx_err, dev->net,
+ "tx err %d\n", entry->urb->status);
+ break;
+ }
+ }
+
+ usb_autopm_put_interface_async(dev->intf);
+
+ if (skb)
+ defer_bh(dev, skb, &dev->txq, tx_done);
+}
+
+static void lan78xx_queue_skb(struct sk_buff_head *list,
+ struct sk_buff *newsk, enum skb_state state)
+{
+ struct skb_data *entry = (struct skb_data *)newsk->cb;
+
+ __skb_queue_tail(list, newsk);
+ entry->state = state;
+}
+
+netdev_tx_t lan78xx_start_xmit(struct sk_buff *skb, struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ if (skb)
+ skb_tx_timestamp(skb);
+
+ skb = lan78xx_tx_prep(dev, skb, GFP_ATOMIC);
+ if (skb) {
+ skb_queue_tail(&dev->txq_pend, skb);
+
+ if (skb_queue_len(&dev->txq_pend) > 10)
+ netif_stop_queue(net);
+ } else {
+ netif_dbg(dev, tx_err, dev->net,
+ "lan78xx_tx_prep return NULL\n");
+ dev->net->stats.tx_errors++;
+ dev->net->stats.tx_dropped++;
+ }
+
+ tasklet_schedule(&dev->bh);
+
+ return NETDEV_TX_OK;
+}
+
+int lan78xx_get_endpoints(struct lan78xx_net *dev, struct usb_interface *intf)
+{
+ int tmp;
+ struct usb_host_interface *alt = NULL;
+ struct usb_host_endpoint *in = NULL, *out = NULL;
+ struct usb_host_endpoint *status = NULL;
+
+ for (tmp = 0; tmp < intf->num_altsetting; tmp++) {
+ unsigned ep;
+
+ in = NULL;
+ out = NULL;
+ status = NULL;
+ alt = intf->altsetting + tmp;
+
+ for (ep = 0; ep < alt->desc.bNumEndpoints; ep++) {
+ struct usb_host_endpoint *e;
+ int intr = 0;
+
+ e = alt->endpoint + ep;
+ switch (e->desc.bmAttributes) {
+ case USB_ENDPOINT_XFER_INT:
+ if (!usb_endpoint_dir_in(&e->desc))
+ continue;
+ intr = 1;
+ /* FALLTHROUGH */
+ case USB_ENDPOINT_XFER_BULK:
+ break;
+ default:
+ continue;
+ }
+ if (usb_endpoint_dir_in(&e->desc)) {
+ if (!intr && !in)
+ in = e;
+ else if (intr && !status)
+ status = e;
+ } else {
+ if (!out)
+ out = e;
+ }
+ }
+ if (in && out)
+ break;
+ }
+ if (!alt || !in || !out)
+ return -EINVAL;
+
+ dev->pipe_in = usb_rcvbulkpipe(dev->udev,
+ in->desc.bEndpointAddress &
+ USB_ENDPOINT_NUMBER_MASK);
+ dev->pipe_out = usb_sndbulkpipe(dev->udev,
+ out->desc.bEndpointAddress &
+ USB_ENDPOINT_NUMBER_MASK);
+ dev->ep_intr = status;
+
+ return 0;
+}
+
+static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf)
+{
+ struct lan78xx_priv *pdata = NULL;
+ int ret;
+ int i;
+
+ ret = lan78xx_get_endpoints(dev, intf);
+
+ dev->data[0] = (unsigned long)kzalloc(sizeof(*pdata), GFP_KERNEL);
+
+ pdata = (struct lan78xx_priv *)(dev->data[0]);
+ if (!pdata) {
+ netdev_warn(dev->net, "Unable to allocate lan78xx_priv");
+ return -ENOMEM;
+ }
+
+ pdata->dev = dev;
+
+ spin_lock_init(&pdata->rfe_ctl_lock);
+ mutex_init(&pdata->dataport_mutex);
+
+ INIT_WORK(&pdata->set_multicast, lan78xx_deferred_multicast_write);
+
+ for (i = 0; i < DP_SEL_VHF_VLAN_LEN; i++)
+ pdata->vlan_table[i] = 0;
+
+ INIT_WORK(&pdata->set_vlan, lan78xx_deferred_vlan_write);
+
+ dev->net->features = 0;
+
+ if (DEFAULT_TX_CSUM_ENABLE)
+ dev->net->features |= NETIF_F_HW_CSUM;
+
+ if (DEFAULT_RX_CSUM_ENABLE)
+ dev->net->features |= NETIF_F_RXCSUM;
+
+ if (DEFAULT_TSO_CSUM_ENABLE)
+ dev->net->features |= NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_SG;
+
+ dev->net->hw_features = dev->net->features;
+
+ /* Init all registers */
+ ret = lan78xx_reset(dev);
+
+ dev->net->flags |= IFF_MULTICAST;
+
+ pdata->wol = WAKE_MAGIC;
+
+ return 0;
+}
+
+static void lan78xx_unbind(struct lan78xx_net *dev, struct usb_interface *intf)
+{
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+
+ if (pdata) {
+ netif_dbg(dev, ifdown, dev->net, "free pdata");
+ kfree(pdata);
+ pdata = NULL;
+ dev->data[0] = 0;
+ }
+}
+
+static void lan78xx_rx_csum_offload(struct lan78xx_net *dev,
+ struct sk_buff *skb,
+ u32 rx_cmd_a, u32 rx_cmd_b)
+{
+ if (!(dev->net->features & NETIF_F_RXCSUM) ||
+ unlikely(rx_cmd_a & RX_CMD_A_ICSM_)) {
+ skb->ip_summed = CHECKSUM_NONE;
+ } else {
+ skb->csum = ntohs((u16)(rx_cmd_b >> RX_CMD_B_CSUM_SHIFT_));
+ skb->ip_summed = CHECKSUM_COMPLETE;
+ }
+}
+
+void lan78xx_skb_return(struct lan78xx_net *dev, struct sk_buff *skb)
+{
+ int status;
+
+ if (test_bit(EVENT_RX_PAUSED, &dev->flags)) {
+ skb_queue_tail(&dev->rxq_pause, skb);
+ return;
+ }
+
+ skb->protocol = eth_type_trans(skb, dev->net);
+ dev->net->stats.rx_packets++;
+ dev->net->stats.rx_bytes += skb->len;
+
+ netif_dbg(dev, rx_status, dev->net, "< rx, len %zu, type 0x%x\n",
+ skb->len + sizeof(struct ethhdr), skb->protocol);
+ memset(skb->cb, 0, sizeof(struct skb_data));
+
+ if (skb_defer_rx_timestamp(skb))
+ return;
+
+ status = netif_rx(skb);
+ if (status != NET_RX_SUCCESS)
+ netif_dbg(dev, rx_err, dev->net,
+ "netif_rx status %d\n", status);
+}
+
+static int lan78xx_rx(struct lan78xx_net *dev, struct sk_buff *skb)
+{
+ if (skb->len < dev->net->hard_header_len)
+ return 0;
+
+ while (skb->len > 0) {
+ u32 rx_cmd_a, rx_cmd_b, align_count, size;
+ u16 rx_cmd_c;
+ struct sk_buff *skb2;
+ unsigned char *packet;
+
+ memcpy(&rx_cmd_a, skb->data, sizeof(rx_cmd_a));
+ le32_to_cpus(&rx_cmd_a);
+ skb_pull(skb, sizeof(rx_cmd_a));
+
+ memcpy(&rx_cmd_b, skb->data, sizeof(rx_cmd_b));
+ le32_to_cpus(&rx_cmd_b);
+ skb_pull(skb, sizeof(rx_cmd_b));
+
+ memcpy(&rx_cmd_c, skb->data, sizeof(rx_cmd_c));
+ le16_to_cpus(&rx_cmd_c);
+ skb_pull(skb, sizeof(rx_cmd_c));
+
+ packet = skb->data;
+
+ /* get the packet length */
+ size = (rx_cmd_a & RX_CMD_A_LEN_MASK_);
+ align_count = (4 - ((size + RXW_PADDING) % 4)) % 4;
+
+ if (unlikely(rx_cmd_a & RX_CMD_A_RED_)) {
+ netif_dbg(dev, rx_err, dev->net,
+ "Error rx_cmd_a=0x%08x", rx_cmd_a);
+ } else {
+ /* last frame in this batch */
+ if (skb->len == size) {
+ lan78xx_rx_csum_offload(dev, skb,
+ rx_cmd_a, rx_cmd_b);
+
+ skb_trim(skb, skb->len - 4); /* remove fcs */
+ skb->truesize = size + sizeof(struct sk_buff);
+
+ return 1;
+ }
+
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2)) {
+ netdev_warn(dev->net, "Error allocating skb");
+ return 0;
+ }
+
+ skb2->len = size;
+ skb2->data = packet;
+ skb_set_tail_pointer(skb2, size);
+
+ lan78xx_rx_csum_offload(dev, skb2, rx_cmd_a, rx_cmd_b);
+
+ skb_trim(skb2, skb2->len - 4); /* remove fcs */
+ skb2->truesize = size + sizeof(struct sk_buff);
+
+ lan78xx_skb_return(dev, skb2);
+ }
+
+ skb_pull(skb, size);
+
+ /* padding bytes before the next frame starts */
+ if (skb->len)
+ skb_pull(skb, align_count);
+ }
+
+ if (unlikely(skb->len < 0)) {
+ netdev_warn(dev->net, "invalid rx length<0 %d", skb->len);
+ return 0;
+ }
+
+ return 1;
+}
+
+static inline void rx_process(struct lan78xx_net *dev, struct sk_buff *skb)
+{
+ if (!lan78xx_rx(dev, skb)) {
+ dev->net->stats.rx_errors++;
+ goto done;
+ }
+
+ if (skb->len) {
+ lan78xx_skb_return(dev, skb);
+ return;
+ }
+
+ netif_dbg(dev, rx_err, dev->net, "drop\n");
+ dev->net->stats.rx_errors++;
+done:
+ skb_queue_tail(&dev->done, skb);
+}
+
+static void rx_complete(struct urb *urb);
+
+static int rx_submit(struct lan78xx_net *dev, struct urb *urb, gfp_t flags)
+{
+ struct sk_buff *skb;
+ struct skb_data *entry;
+ unsigned long lockflags;
+ size_t size = dev->rx_urb_size;
+ int ret = 0;
+
+ skb = netdev_alloc_skb_ip_align(dev->net, size);
+ if (!skb) {
+ usb_free_urb(urb);
+ return -ENOMEM;
+ }
+
+ entry = (struct skb_data *)skb->cb;
+ entry->urb = urb;
+ entry->dev = dev;
+ entry->length = 0;
+
+ usb_fill_bulk_urb(urb, dev->udev, dev->pipe_in,
+ skb->data, size, rx_complete, skb);
+
+ spin_lock_irqsave(&dev->rxq.lock, lockflags);
+
+ if (netif_device_present(dev->net) &&
+ netif_running(dev->net) &&
+ !test_bit(EVENT_RX_HALT, &dev->flags) &&
+ !test_bit(EVENT_DEV_ASLEEP, &dev->flags)) {
+ ret = usb_submit_urb(urb, GFP_ATOMIC);
+ switch (ret) {
+ case 0:
+ lan78xx_queue_skb(&dev->rxq, skb, rx_start);
+ break;
+ case -EPIPE:
+ lan78xx_defer_kevent(dev, EVENT_RX_HALT);
+ break;
+ case -ENODEV:
+ netif_dbg(dev, ifdown, dev->net, "device gone\n");
+ netif_device_detach(dev->net);
+ break;
+ case -EHOSTUNREACH:
+ ret = -ENOLINK;
+ break;
+ default:
+ netif_dbg(dev, rx_err, dev->net,
+ "rx submit, %d\n", ret);
+ tasklet_schedule(&dev->bh);
+ }
+ } else {
+ netif_dbg(dev, ifdown, dev->net, "rx: stopped\n");
+ ret = -ENOLINK;
+ }
+ spin_unlock_irqrestore(&dev->rxq.lock, lockflags);
+ if (ret) {
+ dev_kfree_skb_any(skb);
+ usb_free_urb(urb);
+ }
+ return ret;
+}
+
+static void rx_complete(struct urb *urb)
+{
+ struct sk_buff *skb = (struct sk_buff *)urb->context;
+ struct skb_data *entry = (struct skb_data *)skb->cb;
+ struct lan78xx_net *dev = entry->dev;
+ int urb_status = urb->status;
+ enum skb_state state;
+
+ skb_put(skb, urb->actual_length);
+ state = rx_done;
+ entry->urb = NULL;
+
+ switch (urb_status) {
+ case 0:
+ if (skb->len < dev->net->hard_header_len) {
+ state = rx_cleanup;
+ dev->net->stats.rx_errors++;
+ dev->net->stats.rx_length_errors++;
+ netif_dbg(dev, rx_err, dev->net,
+ "rx length %d\n", skb->len);
+ }
+ usb_mark_last_busy(dev->udev);
+ break;
+ case -EPIPE:
+ dev->net->stats.rx_errors++;
+ lan78xx_defer_kevent(dev, EVENT_RX_HALT);
+ /* FALLTHROUGH */
+ case -ECONNRESET: /* async unlink */
+ case -ESHUTDOWN: /* hardware gone */
+ netif_dbg(dev, ifdown, dev->net,
+ "rx shutdown, code %d\n", urb_status);
+ state = rx_cleanup;
+ entry->urb = urb;
+ urb = NULL;
+ break;
+ case -EPROTO:
+ case -ETIME:
+ case -EILSEQ:
+ dev->net->stats.rx_errors++;
+ state = rx_cleanup;
+ entry->urb = urb;
+ urb = NULL;
+ break;
+
+ /* data overrun ... flush fifo? */
+ case -EOVERFLOW:
+ dev->net->stats.rx_over_errors++;
+ /* FALLTHROUGH */
+
+ default:
+ state = rx_cleanup;
+ dev->net->stats.rx_errors++;
+ netif_dbg(dev, rx_err, dev->net, "rx status %d\n", urb_status);
+ break;
+ }
+
+ state = defer_bh(dev, skb, &dev->rxq, state);
+
+ if (urb) {
+ if (netif_running(dev->net) &&
+ !test_bit(EVENT_RX_HALT, &dev->flags) &&
+ state != unlink_start) {
+ rx_submit(dev, urb, GFP_ATOMIC);
+ return;
+ }
+ usb_free_urb(urb);
+ }
+ netif_dbg(dev, rx_err, dev->net, "no read resubmitted\n");
+}
+
+static void lan78xx_tx_bh(struct lan78xx_net *dev)
+{
+ int length;
+ struct urb *urb = NULL;
+ struct skb_data *entry;
+ unsigned long flags;
+ struct sk_buff_head *tqp = &dev->txq_pend;
+ struct sk_buff *skb, *skb2;
+ int ret;
+ int count, pos;
+ int skb_totallen, pkt_cnt;
+
+ skb_totallen = 0;
+ pkt_cnt = 0;
+ for (skb = tqp->next; pkt_cnt < tqp->qlen; skb = skb->next) {
+ if (skb_is_gso(skb)) {
+ if (pkt_cnt) {
+ /* handle previous packets first */
+ break;
+ }
+ length = skb->len;
+ skb2 = skb_dequeue(tqp);
+ goto gso_skb;
+ }
+
+ if ((skb_totallen + skb->len) > MAX_SINGLE_PACKET_SIZE)
+ break;
+ skb_totallen = skb->len + roundup(skb_totallen, sizeof(u32));
+ pkt_cnt++;
+ }
+
+ /* copy to a single skb */
+ skb = alloc_skb(skb_totallen, GFP_ATOMIC);
+ if (!skb)
+ goto drop;
+
+ skb_put(skb, skb_totallen);
+
+ for (count = pos = 0; count < pkt_cnt; count++) {
+ skb2 = skb_dequeue(tqp);
+ if (skb2) {
+ memcpy(skb->data + pos, skb2->data, skb2->len);
+ pos += roundup(skb2->len, sizeof(u32));
+ dev_kfree_skb(skb2);
+ } else {
+ BUG_ON(true);
+ }
+ }
+
+ length = skb_totallen;
+
+gso_skb:
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!urb) {
+ netif_dbg(dev, tx_err, dev->net, "no urb\n");
+ goto drop;
+ }
+
+ entry = (struct skb_data *)skb->cb;
+ entry->urb = urb;
+ entry->dev = dev;
+ entry->length = length;
+
+ spin_lock_irqsave(&dev->txq.lock, flags);
+ ret = usb_autopm_get_interface_async(dev->intf);
+ if (ret < 0) {
+ spin_unlock_irqrestore(&dev->txq.lock, flags);
+ goto drop;
+ }
+
+ usb_fill_bulk_urb(urb, dev->udev, dev->pipe_out,
+ skb->data, skb->len, tx_complete, skb);
+
+ if (length % dev->maxpacket == 0) {
+ /* send USB_ZERO_PACKET */
+ urb->transfer_flags |= URB_ZERO_PACKET;
+ }
+
+#ifdef CONFIG_PM
+ /* if this triggers the device is still a sleep */
+ if (test_bit(EVENT_DEV_ASLEEP, &dev->flags)) {
+ /* transmission will be done in resume */
+ usb_anchor_urb(urb, &dev->deferred);
+ /* no use to process more packets */
+ netif_stop_queue(dev->net);
+ usb_put_urb(urb);
+ spin_unlock_irqrestore(&dev->txq.lock, flags);
+ netdev_dbg(dev->net, "Delaying transmission for resumption\n");
+ return;
+ }
+#endif
+
+ ret = usb_submit_urb(urb, GFP_ATOMIC);
+ switch (ret) {
+ case 0:
+ dev->net->trans_start = jiffies;
+ lan78xx_queue_skb(&dev->txq, skb, tx_start);
+ if (skb_queue_len(&dev->txq) >= dev->tx_qlen)
+ netif_stop_queue(dev->net);
+ break;
+ case -EPIPE:
+ netif_stop_queue(dev->net);
+ lan78xx_defer_kevent(dev, EVENT_TX_HALT);
+ usb_autopm_put_interface_async(dev->intf);
+ break;
+ default:
+ usb_autopm_put_interface_async(dev->intf);
+ netif_dbg(dev, tx_err, dev->net,
+ "tx: submit urb err %d\n", ret);
+ break;
+ }
+
+ spin_unlock_irqrestore(&dev->txq.lock, flags);
+
+ if (ret) {
+ netif_dbg(dev, tx_err, dev->net, "drop, code %d\n", ret);
+drop:
+ dev->net->stats.tx_dropped++;
+ if (skb)
+ dev_kfree_skb_any(skb);
+ usb_free_urb(urb);
+ } else
+ netif_dbg(dev, tx_queued, dev->net,
+ "> tx, len %d, type 0x%x\n", length, skb->protocol);
+}
+
+static void lan78xx_rx_bh(struct lan78xx_net *dev)
+{
+ struct urb *urb;
+ int i;
+
+ if (skb_queue_len(&dev->rxq) < dev->rx_qlen) {
+ for (i = 0; i < 10; i++) {
+ if (skb_queue_len(&dev->rxq) >= dev->rx_qlen)
+ break;
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (urb)
+ if (rx_submit(dev, urb, GFP_ATOMIC) == -ENOLINK)
+ return;
+ }
+
+ if (skb_queue_len(&dev->rxq) < dev->rx_qlen)
+ tasklet_schedule(&dev->bh);
+ }
+ if (skb_queue_len(&dev->txq) < dev->tx_qlen)
+ netif_wake_queue(dev->net);
+}
+
+static void lan78xx_bh(unsigned long param)
+{
+ struct lan78xx_net *dev = (struct lan78xx_net *)param;
+ struct sk_buff *skb;
+ struct skb_data *entry;
+
+ if (!dev->done.prev)
+ BUG_ON(!dev->done.prev);
+ if (!dev->done.next)
+ BUG_ON(!dev->done.next);
+
+ while ((skb = skb_dequeue(&dev->done))) {
+ entry = (struct skb_data *)(skb->cb);
+ switch (entry->state) {
+ case rx_done:
+ entry->state = rx_cleanup;
+ rx_process(dev, skb);
+ continue;
+ case tx_done:
+ usb_free_urb(entry->urb);
+ dev_kfree_skb(skb);
+ continue;
+ case rx_cleanup:
+ usb_free_urb(entry->urb);
+ dev_kfree_skb(skb);
+ continue;
+ default:
+ netdev_dbg(dev->net, "skb state %d\n", entry->state);
+ return;
+ }
+ if (!dev->done.prev)
+ BUG_ON(!dev->done.prev);
+ if (!dev->done.next)
+ BUG_ON(!dev->done.next);
+ }
+
+ if (netif_device_present(dev->net) && netif_running(dev->net)) {
+ if (!skb_queue_empty(&dev->txq_pend))
+ lan78xx_tx_bh(dev);
+
+ if (!timer_pending(&dev->delay) &&
+ !test_bit(EVENT_RX_HALT, &dev->flags))
+ lan78xx_rx_bh(dev);
+ }
+}
+
+static void lan78xx_delayedwork(struct work_struct *work)
+{
+ int status;
+ struct lan78xx_net *dev;
+
+ dev = container_of(work, struct lan78xx_net, wq.work);
+
+ if (test_bit(EVENT_TX_HALT, &dev->flags)) {
+ unlink_urbs(dev, &dev->txq);
+ status = usb_autopm_get_interface(dev->intf);
+ if (status < 0)
+ goto fail_pipe;
+ status = usb_clear_halt(dev->udev, dev->pipe_out);
+ usb_autopm_put_interface(dev->intf);
+ if (status < 0 &&
+ status != -EPIPE &&
+ status != -ESHUTDOWN) {
+ if (netif_msg_tx_err(dev))
+fail_pipe:
+ netdev_err(dev->net,
+ "can't clear tx halt, status %d\n",
+ status);
+ } else {
+ clear_bit(EVENT_TX_HALT, &dev->flags);
+ if (status != -ESHUTDOWN)
+ netif_wake_queue(dev->net);
+ }
+ }
+ if (test_bit(EVENT_RX_HALT, &dev->flags)) {
+ unlink_urbs(dev, &dev->rxq);
+ status = usb_autopm_get_interface(dev->intf);
+ if (status < 0)
+ goto fail_halt;
+ status = usb_clear_halt(dev->udev, dev->pipe_in);
+ usb_autopm_put_interface(dev->intf);
+ if (status < 0 &&
+ status != -EPIPE &&
+ status != -ESHUTDOWN) {
+ if (netif_msg_rx_err(dev))
+fail_halt:
+ netdev_err(dev->net,
+ "can't clear rx halt, status %d\n",
+ status);
+ } else {
+ clear_bit(EVENT_RX_HALT, &dev->flags);
+ tasklet_schedule(&dev->bh);
+ }
+ }
+
+ if (test_bit(EVENT_LINK_RESET, &dev->flags)) {
+ int ret = 0;
+
+ clear_bit(EVENT_LINK_RESET, &dev->flags);
+ status = usb_autopm_get_interface(dev->intf);
+ if (status < 0)
+ goto skip_reset;
+ if (lan78xx_link_reset(dev) < 0) {
+ usb_autopm_put_interface(dev->intf);
+skip_reset:
+ netdev_info(dev->net, "link reset failed (%d)\n",
+ ret);
+ } else {
+ usb_autopm_put_interface(dev->intf);
+ }
+ }
+}
+
+static void intr_complete(struct urb *urb)
+{
+ struct lan78xx_net *dev = urb->context;
+ int status = urb->status;
+
+ switch (status) {
+ /* success */
+ case 0:
+ lan78xx_status(dev, urb);
+ break;
+
+ /* software-driven interface shutdown */
+ case -ENOENT: /* urb killed */
+ case -ESHUTDOWN: /* hardware gone */
+ netif_dbg(dev, ifdown, dev->net,
+ "intr shutdown, code %d\n", status);
+ return;
+
+ /* NOTE: not throttling like RX/TX, since this endpoint
+ * already polls infrequently
+ */
+ default:
+ netdev_dbg(dev->net, "intr status %d\n", status);
+ break;
+ }
+
+ if (!netif_running(dev->net))
+ return;
+
+ memset(urb->transfer_buffer, 0, urb->transfer_buffer_length);
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status != 0)
+ netif_err(dev, timer, dev->net,
+ "intr resubmit --> %d\n", status);
+}
+
+static void lan78xx_disconnect(struct usb_interface *intf)
+{
+ struct lan78xx_net *dev;
+ struct usb_device *udev;
+ struct net_device *net;
+
+ dev = usb_get_intfdata(intf);
+ usb_set_intfdata(intf, NULL);
+ if (!dev)
+ return;
+
+ udev = interface_to_usbdev(intf);
+
+ net = dev->net;
+ unregister_netdev(net);
+
+ cancel_delayed_work_sync(&dev->wq);
+
+ usb_scuttle_anchored_urbs(&dev->deferred);
+
+ lan78xx_unbind(dev, intf);
+
+ usb_kill_urb(dev->urb_intr);
+ usb_free_urb(dev->urb_intr);
+
+ free_netdev(net);
+ usb_put_dev(udev);
+}
+
+void lan78xx_tx_timeout(struct net_device *net)
+{
+ struct lan78xx_net *dev = netdev_priv(net);
+
+ unlink_urbs(dev, &dev->txq);
+ tasklet_schedule(&dev->bh);
+}
+
+static const struct net_device_ops lan78xx_netdev_ops = {
+ .ndo_open = lan78xx_open,
+ .ndo_stop = lan78xx_stop,
+ .ndo_start_xmit = lan78xx_start_xmit,
+ .ndo_tx_timeout = lan78xx_tx_timeout,
+ .ndo_change_mtu = lan78xx_change_mtu,
+ .ndo_set_mac_address = lan78xx_set_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_do_ioctl = lan78xx_ioctl,
+ .ndo_set_rx_mode = lan78xx_set_multicast,
+ .ndo_set_features = lan78xx_set_features,
+ .ndo_vlan_rx_add_vid = lan78xx_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = lan78xx_vlan_rx_kill_vid,
+};
+
+static int lan78xx_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct lan78xx_net *dev;
+ struct net_device *netdev;
+ struct usb_device *udev;
+ int ret;
+ unsigned maxp;
+ unsigned period;
+ u8 *buf = NULL;
+
+ udev = interface_to_usbdev(intf);
+ udev = usb_get_dev(udev);
+
+ ret = -ENOMEM;
+ netdev = alloc_etherdev(sizeof(struct lan78xx_net));
+ if (!netdev) {
+ dev_err(&intf->dev, "Error: OOM\n");
+ goto out1;
+ }
+
+ /* netdev_printk() needs this */
+ SET_NETDEV_DEV(netdev, &intf->dev);
+
+ dev = netdev_priv(netdev);
+ dev->udev = udev;
+ dev->intf = intf;
+ dev->net = netdev;
+ dev->msg_enable = netif_msg_init(msg_level, NETIF_MSG_DRV
+ | NETIF_MSG_PROBE | NETIF_MSG_LINK);
+
+ skb_queue_head_init(&dev->rxq);
+ skb_queue_head_init(&dev->txq);
+ skb_queue_head_init(&dev->done);
+ skb_queue_head_init(&dev->rxq_pause);
+ skb_queue_head_init(&dev->txq_pend);
+ mutex_init(&dev->phy_mutex);
+
+ tasklet_init(&dev->bh, lan78xx_bh, (unsigned long)dev);
+ INIT_DELAYED_WORK(&dev->wq, lan78xx_delayedwork);
+ init_usb_anchor(&dev->deferred);
+
+ netdev->netdev_ops = &lan78xx_netdev_ops;
+ netdev->watchdog_timeo = TX_TIMEOUT_JIFFIES;
+ netdev->ethtool_ops = &lan78xx_ethtool_ops;
+
+ ret = lan78xx_bind(dev, intf);
+ if (ret < 0)
+ goto out2;
+ strcpy(netdev->name, "eth%d");
+
+ if (netdev->mtu > (dev->hard_mtu - netdev->hard_header_len))
+ netdev->mtu = dev->hard_mtu - netdev->hard_header_len;
+
+ dev->ep_blkin = (intf->cur_altsetting)->endpoint + 0;
+ dev->ep_blkout = (intf->cur_altsetting)->endpoint + 1;
+ dev->ep_intr = (intf->cur_altsetting)->endpoint + 2;
+
+ dev->pipe_in = usb_rcvbulkpipe(udev, BULK_IN_PIPE);
+ dev->pipe_out = usb_sndbulkpipe(udev, BULK_OUT_PIPE);
+
+ dev->pipe_intr = usb_rcvintpipe(dev->udev,
+ dev->ep_intr->desc.bEndpointAddress &
+ USB_ENDPOINT_NUMBER_MASK);
+ period = dev->ep_intr->desc.bInterval;
+
+ maxp = usb_maxpacket(dev->udev, dev->pipe_intr, 0);
+ buf = kmalloc(maxp, GFP_KERNEL);
+ if (buf) {
+ dev->urb_intr = usb_alloc_urb(0, GFP_KERNEL);
+ if (!dev->urb_intr) {
+ kfree(buf);
+ goto out3;
+ } else {
+ usb_fill_int_urb(dev->urb_intr, dev->udev,
+ dev->pipe_intr, buf, maxp,
+ intr_complete, dev, period);
+ }
+ }
+
+ dev->maxpacket = usb_maxpacket(dev->udev, dev->pipe_out, 1);
+
+ /* driver requires remote-wakeup capability during autosuspend. */
+ intf->needs_remote_wakeup = 1;
+
+ ret = register_netdev(netdev);
+ if (ret != 0) {
+ netif_err(dev, probe, netdev, "couldn't register the device\n");
+ goto out2;
+ }
+
+ usb_set_intfdata(intf, dev);
+
+ ret = device_set_wakeup_enable(&udev->dev, true);
+
+ if (enable_autosuspend) {
+ /* default autosuspend delay is 2sec.
+ * It has more overhead than advantage.
+ */
+ pm_runtime_set_autosuspend_delay(&udev->dev,
+ DEFAULT_AUTOSUSPEND_DELAY);
+ /* Enable AUTO Suspend */
+ usb_enable_autosuspend(udev);
+ } else {
+ /* Disable AUTO Suspend */
+ usb_disable_autosuspend(udev);
+ }
+
+ return 0;
+
+ usb_set_intfdata(intf, NULL);
+out3:
+ lan78xx_unbind(dev, intf);
+out2:
+ free_netdev(netdev);
+out1:
+ usb_put_dev(udev);
+
+ return ret;
+}
+
+static u16 lan78xx_wakeframe_crc16(const u8 *buf, int len)
+{
+ const u16 crc16poly = 0x8005;
+ int i;
+ u16 bit, crc, msb;
+ u8 data;
+
+ crc = 0xFFFF;
+ for (i = 0; i < len; i++) {
+ data = *buf++;
+ for (bit = 0; bit < 8; bit++) {
+ msb = crc >> 15;
+ crc <<= 1;
+
+ if (msb ^ (u16)(data & 1)) {
+ crc ^= crc16poly;
+ crc |= (u16)0x0001U;
+ }
+ data >>= 1;
+ }
+ }
+
+ return crc;
+}
+
+static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
+{
+ u32 buf;
+ int ret;
+ int mask_index;
+ u16 crc;
+ u32 temp_wucsr;
+ u32 temp_pmt_ctl;
+ const u8 ipv4_multicast[3] = { 0x01, 0x00, 0x5E };
+ const u8 ipv6_multicast[3] = { 0x33, 0x33 };
+ const u8 arp_type[2] = { 0x08, 0x06 };
+
+ ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+ buf &= ~MAC_TX_TXEN_;
+ ret = lan78xx_write_reg(dev, MAC_TX, buf);
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf &= ~MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ ret = lan78xx_write_reg(dev, WUCSR, 0);
+ ret = lan78xx_write_reg(dev, WUCSR2, 0);
+ ret = lan78xx_write_reg(dev, WK_SRC, 0xFFF1FF1FUL);
+
+ temp_wucsr = 0;
+
+ temp_pmt_ctl = 0;
+ ret = lan78xx_read_reg(dev, PMT_CTL, &temp_pmt_ctl);
+ temp_pmt_ctl &= ~PMT_CTL_RES_CLR_WKP_EN_;
+ temp_pmt_ctl |= PMT_CTL_RES_CLR_WKP_STS_;
+
+ for (mask_index = 0; mask_index < NUM_OF_WUF_CFG; mask_index++)
+ ret = lan78xx_write_reg(dev, WUF_CFG(mask_index), 0);
+
+ mask_index = 0;
+ if (wol & WAKE_PHY) {
+ temp_pmt_ctl |= PMT_CTL_PHY_WAKE_EN_;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+ if (wol & WAKE_MAGIC) {
+ temp_wucsr |= WUCSR_MPEN_;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_3_;
+ }
+ if (wol & WAKE_BCAST) {
+ temp_wucsr |= WUCSR_BCST_EN_;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+ if (wol & WAKE_MCAST) {
+ temp_wucsr |= WUCSR_WAKE_EN_;
+
+ /* set WUF_CFG & WUF_MASK for IPv4 Multicast */
+ crc = lan78xx_wakeframe_crc16(ipv4_multicast, 3);
+ ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+ WUF_CFGX_EN_ |
+ WUF_CFGX_TYPE_MCAST_ |
+ (0 << WUF_CFGX_OFFSET_SHIFT_) |
+ (crc & WUF_CFGX_CRC16_MASK_));
+
+ ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 7);
+ ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+ mask_index++;
+
+ /* for IPv6 Multicast */
+ crc = lan78xx_wakeframe_crc16(ipv6_multicast, 2);
+ ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+ WUF_CFGX_EN_ |
+ WUF_CFGX_TYPE_MCAST_ |
+ (0 << WUF_CFGX_OFFSET_SHIFT_) |
+ (crc & WUF_CFGX_CRC16_MASK_));
+
+ ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 3);
+ ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+ mask_index++;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+ if (wol & WAKE_UCAST) {
+ temp_wucsr |= WUCSR_PFDA_EN_;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+ if (wol & WAKE_ARP) {
+ temp_wucsr |= WUCSR_WAKE_EN_;
+
+ /* set WUF_CFG & WUF_MASK
+ * for packettype (offset 12,13) = ARP (0x0806)
+ */
+ crc = lan78xx_wakeframe_crc16(arp_type, 2);
+ ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+ WUF_CFGX_EN_ |
+ WUF_CFGX_TYPE_ALL_ |
+ (0 << WUF_CFGX_OFFSET_SHIFT_) |
+ (crc & WUF_CFGX_CRC16_MASK_));
+
+ ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 0x3000);
+ ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+ ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+ mask_index++;
+
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+
+ ret = lan78xx_write_reg(dev, WUCSR, temp_wucsr);
+
+ /* when multiple WOL bits are set */
+ if (hweight_long((unsigned long)wol) > 1) {
+ temp_pmt_ctl |= PMT_CTL_WOL_EN_;
+ temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
+ temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
+ }
+ ret = lan78xx_write_reg(dev, PMT_CTL, temp_pmt_ctl);
+
+ /* clear WUPS */
+ ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+ buf |= PMT_CTL_WUPS_MASK_;
+ ret = lan78xx_write_reg(dev, PMT_CTL, buf);
+
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf |= MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ return 0;
+}
+
+int lan78xx_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct lan78xx_net *dev = usb_get_intfdata(intf);
+ struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
+ u32 buf;
+ int ret;
+ int event;
+
+ ret = 0;
+ event = message.event;
+
+ if (!dev->suspend_count++) {
+ spin_lock_irq(&dev->txq.lock);
+ /* don't autosuspend while transmitting */
+ if ((skb_queue_len(&dev->txq) ||
+ skb_queue_len(&dev->txq_pend)) &&
+ PMSG_IS_AUTO(message)) {
+ spin_unlock_irq(&dev->txq.lock);
+ ret = -EBUSY;
+ goto out;
+ } else {
+ set_bit(EVENT_DEV_ASLEEP, &dev->flags);
+ spin_unlock_irq(&dev->txq.lock);
+ }
+
+ /* stop TX & RX */
+ ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+ buf &= ~MAC_TX_TXEN_;
+ ret = lan78xx_write_reg(dev, MAC_TX, buf);
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf &= ~MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ /* empty out the rx and queues */
+ netif_device_detach(dev->net);
+ lan78xx_terminate_urbs(dev);
+ usb_kill_urb(dev->urb_intr);
+
+ /* reattach */
+ netif_device_attach(dev->net);
+ }
+
+ if (test_bit(EVENT_DEV_ASLEEP, &dev->flags)) {
+ if (PMSG_IS_AUTO(message)) {
+ /* auto suspend (selective suspend) */
+ ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+ buf &= ~MAC_TX_TXEN_;
+ ret = lan78xx_write_reg(dev, MAC_TX, buf);
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf &= ~MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+
+ ret = lan78xx_write_reg(dev, WUCSR, 0);
+ ret = lan78xx_write_reg(dev, WUCSR2, 0);
+ ret = lan78xx_write_reg(dev, WK_SRC, 0xFFF1FF1FUL);
+
+ /* set goodframe wakeup */
+ ret = lan78xx_read_reg(dev, WUCSR, &buf);
+
+ buf |= WUCSR_RFE_WAKE_EN_;
+ buf |= WUCSR_STORE_WAKE_;
+
+ ret = lan78xx_write_reg(dev, WUCSR, buf);
+
+ ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+
+ buf &= ~PMT_CTL_RES_CLR_WKP_EN_;
+ buf |= PMT_CTL_RES_CLR_WKP_STS_;
+
+ buf |= PMT_CTL_PHY_WAKE_EN_;
+ buf |= PMT_CTL_WOL_EN_;
+ buf &= ~PMT_CTL_SUS_MODE_MASK_;
+ buf |= PMT_CTL_SUS_MODE_3_;
+
+ ret = lan78xx_write_reg(dev, PMT_CTL, buf);
+
+ ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+
+ buf |= PMT_CTL_WUPS_MASK_;
+
+ ret = lan78xx_write_reg(dev, PMT_CTL, buf);
+
+ ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+ buf |= MAC_RX_RXEN_;
+ ret = lan78xx_write_reg(dev, MAC_RX, buf);
+ } else {
+ lan78xx_set_suspend(dev, pdata->wol);
+ }
+ }
+
+out:
+ return ret;
+}
+
+int lan78xx_resume(struct usb_interface *intf)
+{
+ struct lan78xx_net *dev = usb_get_intfdata(intf);
+ struct sk_buff *skb;
+ struct urb *res;
+ int ret;
+ u32 buf;
+
+ if (!--dev->suspend_count) {
+ /* resume interrupt URBs */
+ if (dev->urb_intr && test_bit(EVENT_DEV_OPEN, &dev->flags))
+ usb_submit_urb(dev->urb_intr, GFP_NOIO);
+
+ spin_lock_irq(&dev->txq.lock);
+ while ((res = usb_get_from_anchor(&dev->deferred))) {
+ skb = (struct sk_buff *)res->context;
+ ret = usb_submit_urb(res, GFP_ATOMIC);
+ if (ret < 0) {
+ dev_kfree_skb_any(skb);
+ usb_free_urb(res);
+ usb_autopm_put_interface_async(dev->intf);
+ } else {
+ dev->net->trans_start = jiffies;
+ lan78xx_queue_skb(&dev->txq, skb, tx_start);
+ }
+ }
+
+ clear_bit(EVENT_DEV_ASLEEP, &dev->flags);
+ spin_unlock_irq(&dev->txq.lock);
+
+ if (test_bit(EVENT_DEV_OPEN, &dev->flags)) {
+ if (!(skb_queue_len(&dev->txq) >= dev->tx_qlen))
+ netif_start_queue(dev->net);
+ tasklet_schedule(&dev->bh);
+ }
+ }
+
+ ret = lan78xx_write_reg(dev, WUCSR2, 0);
+ ret = lan78xx_write_reg(dev, WUCSR, 0);
+ ret = lan78xx_write_reg(dev, WK_SRC, 0xFFF1FF1FUL);
+
+ ret = lan78xx_write_reg(dev, WUCSR2, WUCSR2_NS_RCD_ |
+ WUCSR2_ARP_RCD_ |
+ WUCSR2_IPV6_TCPSYN_RCD_ |
+ WUCSR2_IPV4_TCPSYN_RCD_);
+
+ ret = lan78xx_write_reg(dev, WUCSR, WUCSR_EEE_TX_WAKE_ |
+ WUCSR_EEE_RX_WAKE_ |
+ WUCSR_PFDA_FR_ |
+ WUCSR_RFE_WAKE_FR_ |
+ WUCSR_WUFR_ |
+ WUCSR_MPR_ |
+ WUCSR_BCST_FR_);
+
+ ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+ buf |= MAC_TX_TXEN_;
+ ret = lan78xx_write_reg(dev, MAC_TX, buf);
+
+ return 0;
+}
+
+int lan78xx_reset_resume(struct usb_interface *intf)
+{
+ struct lan78xx_net *dev = usb_get_intfdata(intf);
+
+ lan78xx_reset(dev);
+ return lan78xx_resume(intf);
+}
+
+static const struct usb_device_id products[] = {
+ {
+ /* LAN7800 USB Gigabit Ethernet Device */
+ USB_DEVICE(LAN78XX_USB_VENDOR_ID, LAN7800_USB_PRODUCT_ID),
+ },
+ {
+ /* LAN7850 USB Gigabit Ethernet Device */
+ USB_DEVICE(LAN78XX_USB_VENDOR_ID, LAN7850_USB_PRODUCT_ID),
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver lan78xx_driver = {
+ .name = DRIVER_NAME,
+ .id_table = products,
+ .probe = lan78xx_probe,
+ .disconnect = lan78xx_disconnect,
+ .suspend = lan78xx_suspend,
+ .resume = lan78xx_resume,
+ .reset_resume = lan78xx_reset_resume,
+ .supports_autosuspend = 1,
+ .disable_hub_initiated_lpm = 1,
+};
+
+module_usb_driver(lan78xx_driver);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
new file mode 100644
@@ -0,0 +1,1069 @@
+/*
+ * Copyright (C) 2015 Microchip Technology
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _LAN78XX_H
+#define _LAN78XX_H
+
+/* USB Vendor Requests */
+#define USB_VENDOR_REQUEST_WRITE_REGISTER 0xA0
+#define USB_VENDOR_REQUEST_READ_REGISTER 0xA1
+#define USB_VENDOR_REQUEST_GET_STATS 0xA2
+
+/* Interrupt Endpoint status word bitfields */
+#define INT_ENP_EEE_START_TX_LPI_INT BIT(26)
+#define INT_ENP_EEE_STOP_TX_LPI_INT BIT(25)
+#define INT_ENP_EEE_RX_LPI_INT BIT(24)
+#define INT_ENP_RDFO_INT BIT(22)
+#define INT_ENP_TXE_INT BIT(21)
+#define INT_ENP_TX_DIS_INT BIT(19)
+#define INT_ENP_RX_DIS_INT BIT(18)
+#define INT_ENP_PHY_INT BIT(17)
+#define INT_ENP_DP_INT BIT(16)
+#define INT_ENP_MAC_ERR_INT BIT(15)
+#define INT_ENP_TDFU_INT BIT(14)
+#define INT_ENP_TDFO_INT BIT(13)
+#define INT_ENP_UTX_FP_INT BIT(12)
+
+#define TX_PKT_ALIGNMENT 4
+#define RX_PKT_ALIGNMENT 4
+
+/* Tx Command A */
+#define TX_CMD_A_IGE_ (0x20000000)
+#define TX_CMD_A_ICE_ (0x10000000)
+#define TX_CMD_A_LSO_ (0x08000000)
+#define TX_CMD_A_IPE_ (0x04000000)
+#define TX_CMD_A_TPE_ (0x02000000)
+#define TX_CMD_A_IVTG_ (0x01000000)
+#define TX_CMD_A_RVTG_ (0x00800000)
+#define TX_CMD_A_FCS_ (0x00400000)
+#define TX_CMD_A_LEN_MASK_ (0x000FFFFF)
+
+/* Tx Command B */
+#define TX_CMD_B_MSS_SHIFT_ (16)
+#define TX_CMD_B_MSS_MASK_ (0x3FFF0000)
+#define TX_CMD_B_MSS_MIN_ ((unsigned short)8)
+#define TX_CMD_B_VTAG_MASK_ (0x0000FFFF)
+#define TX_CMD_B_VTAG_PRI_MASK_ (0x0000E000)
+#define TX_CMD_B_VTAG_CFI_MASK_ (0x00001000)
+#define TX_CMD_B_VTAG_VID_MASK_ (0x00000FFF)
+
+/* Rx Command A */
+#define RX_CMD_A_ICE_ (0x80000000)
+#define RX_CMD_A_TCE_ (0x40000000)
+#define RX_CMD_A_CSE_MASK_ (0xC0000000)
+#define RX_CMD_A_IPV_ (0x20000000)
+#define RX_CMD_A_PID_MASK_ (0x18000000)
+#define RX_CMD_A_PID_NONE_IP_ (0x00000000)
+#define RX_CMD_A_PID_TCP_IP_ (0x08000000)
+#define RX_CMD_A_PID_UDP_IP_ (0x10000000)
+#define RX_CMD_A_PID_IP_ (0x18000000)
+#define RX_CMD_A_PFF_ (0x04000000)
+#define RX_CMD_A_BAM_ (0x02000000)
+#define RX_CMD_A_MAM_ (0x01000000)
+#define RX_CMD_A_FVTG_ (0x00800000)
+#define RX_CMD_A_RED_ (0x00400000)
+#define RX_CMD_A_RX_ERRS_MASK_ (0xC03F0000)
+#define RX_CMD_A_RWT_ (0x00200000)
+#define RX_CMD_A_RUNT_ (0x00100000)
+#define RX_CMD_A_LONG_ (0x00080000)
+#define RX_CMD_A_RXE_ (0x00040000)
+#define RX_CMD_A_DRB_ (0x00020000)
+#define RX_CMD_A_FCS_ (0x00010000)
+#define RX_CMD_A_UAM_ (0x00008000)
+#define RX_CMD_A_ICSM_ (0x00004000)
+#define RX_CMD_A_LEN_MASK_ (0x00003FFF)
+
+/* Rx Command B */
+#define RX_CMD_B_CSUM_SHIFT_ (16)
+#define RX_CMD_B_CSUM_MASK_ (0xFFFF0000)
+#define RX_CMD_B_VTAG_MASK_ (0x0000FFFF)
+#define RX_CMD_B_VTAG_PRI_MASK_ (0x0000E000)
+#define RX_CMD_B_VTAG_CFI_MASK_ (0x00001000)
+#define RX_CMD_B_VTAG_VID_MASK_ (0x00000FFF)
+
+/* Rx Command C */
+#define RX_CMD_C_WAKE_SHIFT_ (15)
+#define RX_CMD_C_WAKE_ (0x8000)
+#define RX_CMD_C_REF_FAIL_SHIFT_ (14)
+#define RX_CMD_C_REF_FAIL_ (0x4000)
+
+/* SCSRs */
+#define NUMBER_OF_REGS (193)
+
+#define ID_REV (0x00)
+#define ID_REV_CHIP_ID_MASK_ (0xFFFF0000)
+#define ID_REV_CHIP_REV_MASK_ (0x0000FFFF)
+#define ID_REV_CHIP_ID_7800_ (0x7800)
+
+#define FPGA_REV (0x04)
+#define FPGA_REV_MINOR_MASK_ (0x0000FF00)
+#define FPGA_REV_MAJOR_MASK_ (0x000000FF)
+
+#define INT_STS (0x0C)
+#define INT_STS_CLEAR_ALL_ (0xFFFFFFFF)
+#define INT_STS_EEE_TX_LPI_STRT_ (0x04000000)
+#define INT_STS_EEE_TX_LPI_STOP_ (0x02000000)
+#define INT_STS_EEE_RX_LPI_ (0x01000000)
+#define INT_STS_RDFO_ (0x00400000)
+#define INT_STS_TXE_ (0x00200000)
+#define INT_STS_TX_DIS_ (0x00080000)
+#define INT_STS_RX_DIS_ (0x00040000)
+#define INT_STS_PHY_INT_ (0x00020000)
+#define INT_STS_DP_INT_ (0x00010000)
+#define INT_STS_MAC_ERR_ (0x00008000)
+#define INT_STS_TDFU_ (0x00004000)
+#define INT_STS_TDFO_ (0x00002000)
+#define INT_STS_UFX_FP_ (0x00001000)
+#define INT_STS_GPIO_MASK_ (0x00000FFF)
+#define INT_STS_GPIO11_ (0x00000800)
+#define INT_STS_GPIO10_ (0x00000400)
+#define INT_STS_GPIO9_ (0x00000200)
+#define INT_STS_GPIO8_ (0x00000100)
+#define INT_STS_GPIO7_ (0x00000080)
+#define INT_STS_GPIO6_ (0x00000040)
+#define INT_STS_GPIO5_ (0x00000020)
+#define INT_STS_GPIO4_ (0x00000010)
+#define INT_STS_GPIO3_ (0x00000008)
+#define INT_STS_GPIO2_ (0x00000004)
+#define INT_STS_GPIO1_ (0x00000002)
+#define INT_STS_GPIO0_ (0x00000001)
+
+#define HW_CFG (0x010)
+#define HW_CFG_CLK125_EN_ (0x02000000)
+#define HW_CFG_REFCLK25_EN_ (0x01000000)
+#define HW_CFG_LED3_EN_ (0x00800000)
+#define HW_CFG_LED2_EN_ (0x00400000)
+#define HW_CFG_LED1_EN_ (0x00200000)
+#define HW_CFG_LED0_EN_ (0x00100000)
+#define HW_CFG_EEE_PHY_LUSU_ (0x00020000)
+#define HW_CFG_EEE_TSU_ (0x00010000)
+#define HW_CFG_NETDET_STS_ (0x00008000)
+#define HW_CFG_NETDET_EN_ (0x00004000)
+#define HW_CFG_EEM_ (0x00002000)
+#define HW_CFG_RST_PROTECT_ (0x00001000)
+#define HW_CFG_CONNECT_BUF_ (0x00000400)
+#define HW_CFG_CONNECT_EN_ (0x00000200)
+#define HW_CFG_CONNECT_POL_ (0x00000100)
+#define HW_CFG_SUSPEND_N_SEL_MASK_ (0x000000C0)
+#define HW_CFG_SUSPEND_N_SEL_2 (0x00000000)
+#define HW_CFG_SUSPEND_N_SEL_12N (0x00000040)
+#define HW_CFG_SUSPEND_N_SEL_012N (0x00000080)
+#define HW_CFG_SUSPEND_N_SEL_0123N (0x000000C0)
+#define HW_CFG_SUSPEND_N_POL_ (0x00000020)
+#define HW_CFG_MEF_ (0x00000010)
+#define HW_CFG_ETC_ (0x00000008)
+#define HW_CFG_LRST_ (0x00000002)
+#define HW_CFG_SRST_ (0x00000001)
+
+#define PMT_CTL (0x014)
+#define PMT_CTL_EEE_WAKEUP_EN_ (0x00002000)
+#define PMT_CTL_EEE_WUPS_ (0x00001000)
+#define PMT_CTL_MAC_SRST_ (0x00000800)
+#define PMT_CTL_PHY_PWRUP_ (0x00000400)
+#define PMT_CTL_RES_CLR_WKP_MASK_ (0x00000300)
+#define PMT_CTL_RES_CLR_WKP_STS_ (0x00000200)
+#define PMT_CTL_RES_CLR_WKP_EN_ (0x00000100)
+#define PMT_CTL_READY_ (0x00000080)
+#define PMT_CTL_SUS_MODE_MASK_ (0x00000060)
+#define PMT_CTL_SUS_MODE_0_ (0x00000000)
+#define PMT_CTL_SUS_MODE_1_ (0x00000020)
+#define PMT_CTL_SUS_MODE_2_ (0x00000040)
+#define PMT_CTL_SUS_MODE_3_ (0x00000060)
+#define PMT_CTL_PHY_RST_ (0x00000010)
+#define PMT_CTL_WOL_EN_ (0x00000008)
+#define PMT_CTL_PHY_WAKE_EN_ (0x00000004)
+#define PMT_CTL_WUPS_MASK_ (0x00000003)
+#define PMT_CTL_WUPS_MLT_ (0x00000003)
+#define PMT_CTL_WUPS_MAC_ (0x00000002)
+#define PMT_CTL_WUPS_PHY_ (0x00000001)
+
+#define GPIO_CFG0 (0x018)
+#define GPIO_CFG0_GPIOEN_MASK_ (0x0000F000)
+#define GPIO_CFG0_GPIOEN3_ (0x00008000)
+#define GPIO_CFG0_GPIOEN2_ (0x00004000)
+#define GPIO_CFG0_GPIOEN1_ (0x00002000)
+#define GPIO_CFG0_GPIOEN0_ (0x00001000)
+#define GPIO_CFG0_GPIOBUF_MASK_ (0x00000F00)
+#define GPIO_CFG0_GPIOBUF3_ (0x00000800)
+#define GPIO_CFG0_GPIOBUF2_ (0x00000400)
+#define GPIO_CFG0_GPIOBUF1_ (0x00000200)
+#define GPIO_CFG0_GPIOBUF0_ (0x00000100)
+#define GPIO_CFG0_GPIODIR_MASK_ (0x000000F0)
+#define GPIO_CFG0_GPIODIR3_ (0x00000080)
+#define GPIO_CFG0_GPIODIR2_ (0x00000040)
+#define GPIO_CFG0_GPIODIR1_ (0x00000020)
+#define GPIO_CFG0_GPIODIR0_ (0x00000010)
+#define GPIO_CFG0_GPIOD_MASK_ (0x0000000F)
+#define GPIO_CFG0_GPIOD3_ (0x00000008)
+#define GPIO_CFG0_GPIOD2_ (0x00000004)
+#define GPIO_CFG0_GPIOD1_ (0x00000002)
+#define GPIO_CFG0_GPIOD0_ (0x00000001)
+
+#define GPIO_CFG1 (0x01C)
+#define GPIO_CFG1_GPIOEN_MASK_ (0xFF000000)
+#define GPIO_CFG1_GPIOEN11_ (0x80000000)
+#define GPIO_CFG1_GPIOEN10_ (0x40000000)
+#define GPIO_CFG1_GPIOEN9_ (0x20000000)
+#define GPIO_CFG1_GPIOEN8_ (0x10000000)
+#define GPIO_CFG1_GPIOEN7_ (0x08000000)
+#define GPIO_CFG1_GPIOEN6_ (0x04000000)
+#define GPIO_CFG1_GPIOEN5_ (0x02000000)
+#define GPIO_CFG1_GPIOEN4_ (0x01000000)
+#define GPIO_CFG1_GPIOBUF_MASK_ (0x00FF0000)
+#define GPIO_CFG1_GPIOBUF11_ (0x00800000)
+#define GPIO_CFG1_GPIOBUF10_ (0x00400000)
+#define GPIO_CFG1_GPIOBUF9_ (0x00200000)
+#define GPIO_CFG1_GPIOBUF8_ (0x00100000)
+#define GPIO_CFG1_GPIOBUF7_ (0x00080000)
+#define GPIO_CFG1_GPIOBUF6_ (0x00040000)
+#define GPIO_CFG1_GPIOBUF5_ (0x00020000)
+#define GPIO_CFG1_GPIOBUF4_ (0x00010000)
+#define GPIO_CFG1_GPIODIR_MASK_ (0x0000FF00)
+#define GPIO_CFG1_GPIODIR11_ (0x00008000)
+#define GPIO_CFG1_GPIODIR10_ (0x00004000)
+#define GPIO_CFG1_GPIODIR9_ (0x00002000)
+#define GPIO_CFG1_GPIODIR8_ (0x00001000)
+#define GPIO_CFG1_GPIODIR7_ (0x00000800)
+#define GPIO_CFG1_GPIODIR6_ (0x00000400)
+#define GPIO_CFG1_GPIODIR5_ (0x00000200)
+#define GPIO_CFG1_GPIODIR4_ (0x00000100)
+#define GPIO_CFG1_GPIOD_MASK_ (0x000000FF)
+#define GPIO_CFG1_GPIOD11_ (0x00000080)
+#define GPIO_CFG1_GPIOD10_ (0x00000040)
+#define GPIO_CFG1_GPIOD9_ (0x00000020)
+#define GPIO_CFG1_GPIOD8_ (0x00000010)
+#define GPIO_CFG1_GPIOD7_ (0x00000008)
+#define GPIO_CFG1_GPIOD6_ (0x00000004)
+#define GPIO_CFG1_GPIOD6_ (0x00000004)
+#define GPIO_CFG1_GPIOD5_ (0x00000002)
+#define GPIO_CFG1_GPIOD4_ (0x00000001)
+
+#define GPIO_WAKE (0x020)
+#define GPIO_WAKE_GPIOPOL_MASK_ (0x0FFF0000)
+#define GPIO_WAKE_GPIOPOL11_ (0x08000000)
+#define GPIO_WAKE_GPIOPOL10_ (0x04000000)
+#define GPIO_WAKE_GPIOPOL9_ (0x02000000)
+#define GPIO_WAKE_GPIOPOL8_ (0x01000000)
+#define GPIO_WAKE_GPIOPOL7_ (0x00800000)
+#define GPIO_WAKE_GPIOPOL6_ (0x00400000)
+#define GPIO_WAKE_GPIOPOL5_ (0x00200000)
+#define GPIO_WAKE_GPIOPOL4_ (0x00100000)
+#define GPIO_WAKE_GPIOPOL3_ (0x00080000)
+#define GPIO_WAKE_GPIOPOL2_ (0x00040000)
+#define GPIO_WAKE_GPIOPOL1_ (0x00020000)
+#define GPIO_WAKE_GPIOPOL0_ (0x00010000)
+#define GPIO_WAKE_GPIOWK_MASK_ (0x00000FFF)
+#define GPIO_WAKE_GPIOWK11_ (0x00000800)
+#define GPIO_WAKE_GPIOWK10_ (0x00000400)
+#define GPIO_WAKE_GPIOWK9_ (0x00000200)
+#define GPIO_WAKE_GPIOWK8_ (0x00000100)
+#define GPIO_WAKE_GPIOWK7_ (0x00000080)
+#define GPIO_WAKE_GPIOWK6_ (0x00000040)
+#define GPIO_WAKE_GPIOWK5_ (0x00000020)
+#define GPIO_WAKE_GPIOWK4_ (0x00000010)
+#define GPIO_WAKE_GPIOWK3_ (0x00000008)
+#define GPIO_WAKE_GPIOWK2_ (0x00000004)
+#define GPIO_WAKE_GPIOWK1_ (0x00000002)
+#define GPIO_WAKE_GPIOWK0_ (0x00000001)
+
+#define DP_SEL (0x024)
+#define DP_SEL_DPRDY_ (0x80000000)
+#define DP_SEL_RSEL_MASK_ (0x0000000F)
+#define DP_SEL_RSEL_USB_PHY_CSRS_ (0x0000000F)
+#define DP_SEL_RSEL_OTP_64BIT_ (0x00000009)
+#define DP_SEL_RSEL_OTP_8BIT_ (0x00000008)
+#define DP_SEL_RSEL_UTX_BUF_RAM_ (0x00000007)
+#define DP_SEL_RSEL_DESC_RAM_ (0x00000005)
+#define DP_SEL_RSEL_TXFIFO_ (0x00000004)
+#define DP_SEL_RSEL_RXFIFO_ (0x00000003)
+#define DP_SEL_RSEL_LSO_ (0x00000002)
+#define DP_SEL_RSEL_VLAN_DA_ (0x00000001)
+#define DP_SEL_RSEL_URXBUF_ (0x00000000)
+#define DP_SEL_VHF_HASH_LEN (16)
+#define DP_SEL_VHF_VLAN_LEN (128)
+
+#define DP_CMD (0x028)
+#define DP_CMD_WRITE_ (0x00000001)
+#define DP_CMD_READ_ (0x00000000)
+
+#define DP_ADDR (0x02C)
+#define DP_ADDR_MASK_ (0x00003FFF)
+
+#define DP_DATA (0x030)
+
+#define E2P_CMD (0x040)
+#define E2P_CMD_EPC_BUSY_ (0x80000000)
+#define E2P_CMD_EPC_CMD_MASK_ (0x70000000)
+#define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000)
+#define E2P_CMD_EPC_CMD_ERAL_ (0x60000000)
+#define E2P_CMD_EPC_CMD_ERASE_ (0x50000000)
+#define E2P_CMD_EPC_CMD_WRAL_ (0x40000000)
+#define E2P_CMD_EPC_CMD_WRITE_ (0x30000000)
+#define E2P_CMD_EPC_CMD_EWEN_ (0x20000000)
+#define E2P_CMD_EPC_CMD_EWDS_ (0x10000000)
+#define E2P_CMD_EPC_CMD_READ_ (0x00000000)
+#define E2P_CMD_EPC_TIMEOUT_ (0x00000400)
+#define E2P_CMD_EPC_DL_ (0x00000200)
+#define E2P_CMD_EPC_ADDR_MASK_ (0x000001FF)
+
+#define E2P_DATA (0x044)
+#define E2P_DATA_EEPROM_DATA_MASK_ (0x000000FF)
+
+#define BOS_ATTR (0x050)
+#define BOS_ATTR_BLOCK_SIZE_MASK_ (0x000000FF)
+
+#define SS_ATTR (0x054)
+#define SS_ATTR_POLL_INT_MASK_ (0x00FF0000)
+#define SS_ATTR_DEV_DESC_SIZE_MASK_ (0x0000FF00)
+#define SS_ATTR_CFG_BLK_SIZE_MASK_ (0x000000FF)
+
+#define HS_ATTR (0x058)
+#define HS_ATTR_POLL_INT_MASK_ (0x00FF0000)
+#define HS_ATTR_DEV_DESC_SIZE_MASK_ (0x0000FF00)
+#define HS_ATTR_CFG_BLK_SIZE_MASK_ (0x000000FF)
+
+#define FS_ATTR (0x05C)
+#define FS_ATTR_POLL_INT_MASK_ (0x00FF0000)
+#define FS_ATTR_DEV_DESC_SIZE_MASK_ (0x0000FF00)
+#define FS_ATTR_CFG_BLK_SIZE_MASK_ (0x000000FF)
+
+#define STR_ATTR0 (0x060)
+#define STR_ATTR0_CFGSTR_DESC_SIZE_MASK_ (0xFF000000)
+#define STR_ATTR0_SERSTR_DESC_SIZE_MASK_ (0x00FF0000)
+#define STR_ATTR0_PRODSTR_DESC_SIZE_MASK_ (0x0000FF00)
+#define STR_ATTR0_MANUF_DESC_SIZE_MASK_ (0x000000FF)
+
+#define STR_ATTR1 (0x064)
+#define STR_ATTR1_INTSTR_DESC_SIZE_MASK_ (0x000000FF)
+
+#define STR_FLAG_ATTR (0x068)
+#define STR_FLAG_ATTR_PME_FLAGS_MASK_ (0x000000FF)
+
+#define USB_CFG0 (0x080)
+#define USB_CFG_LPM_RESPONSE_ (0x80000000)
+#define USB_CFG_LPM_CAPABILITY_ (0x40000000)
+#define USB_CFG_LPM_ENBL_SLPM_ (0x20000000)
+#define USB_CFG_HIRD_THR_MASK_ (0x1F000000)
+#define USB_CFG_HIRD_THR_960_ (0x1C000000)
+#define USB_CFG_HIRD_THR_885_ (0x1B000000)
+#define USB_CFG_HIRD_THR_810_ (0x1A000000)
+#define USB_CFG_HIRD_THR_735_ (0x19000000)
+#define USB_CFG_HIRD_THR_660_ (0x18000000)
+#define USB_CFG_HIRD_THR_585_ (0x17000000)
+#define USB_CFG_HIRD_THR_510_ (0x16000000)
+#define USB_CFG_HIRD_THR_435_ (0x15000000)
+#define USB_CFG_HIRD_THR_360_ (0x14000000)
+#define USB_CFG_HIRD_THR_285_ (0x13000000)
+#define USB_CFG_HIRD_THR_210_ (0x12000000)
+#define USB_CFG_HIRD_THR_135_ (0x11000000)
+#define USB_CFG_HIRD_THR_60_ (0x10000000)
+#define USB_CFG_MAX_BURST_BI_MASK_ (0x00F00000)
+#define USB_CFG_MAX_BURST_BO_MASK_ (0x000F0000)
+#define USB_CFG_MAX_DEV_SPEED_MASK_ (0x0000E000)
+#define USB_CFG_MAX_DEV_SPEED_SS_ (0x00008000)
+#define USB_CFG_MAX_DEV_SPEED_HS_ (0x00000000)
+#define USB_CFG_MAX_DEV_SPEED_FS_ (0x00002000)
+#define USB_CFG_PHY_BOOST_MASK_ (0x00000180)
+#define USB_CFG_PHY_BOOST_PLUS_12_ (0x00000180)
+#define USB_CFG_PHY_BOOST_PLUS_8_ (0x00000100)
+#define USB_CFG_PHY_BOOST_PLUS_4_ (0x00000080)
+#define USB_CFG_PHY_BOOST_NORMAL_ (0x00000000)
+#define USB_CFG_BIR_ (0x00000040)
+#define USB_CFG_BCE_ (0x00000020)
+#define USB_CFG_PORT_SWAP_ (0x00000010)
+#define USB_CFG_LPM_EN_ (0x00000008)
+#define USB_CFG_RMT_WKP_ (0x00000004)
+#define USB_CFG_PWR_SEL_ (0x00000002)
+#define USB_CFG_STALL_BO_DIS_ (0x00000001)
+
+#define USB_CFG1 (0x084)
+#define USB_CFG1_U1_TIMEOUT_MASK_ (0xFF000000)
+#define USB_CFG1_U2_TIMEOUT_MASK_ (0x00FF0000)
+#define USB_CFG1_HS_TOUT_CAL_MASK_ (0x0000E000)
+#define USB_CFG1_DEV_U2_INIT_EN_ (0x00001000)
+#define USB_CFG1_DEV_U2_EN_ (0x00000800)
+#define USB_CFG1_DEV_U1_INIT_EN_ (0x00000400)
+#define USB_CFG1_DEV_U1_EN_ (0x00000200)
+#define USB_CFG1_LTM_ENABLE_ (0x00000100)
+#define USB_CFG1_FS_TOUT_CAL_MASK_ (0x00000070)
+#define USB_CFG1_SCALE_DOWN_MASK_ (0x00000003)
+#define USB_CFG1_SCALE_DOWN_MODE3_ (0x00000003)
+#define USB_CFG1_SCALE_DOWN_MODE2_ (0x00000002)
+#define USB_CFG1_SCALE_DOWN_MODE1_ (0x00000001)
+#define USB_CFG1_SCALE_DOWN_MODE0_ (0x00000000)
+
+#define USB_CFG2 (0x088)
+#define USB_CFG2_SS_DETACH_TIME_MASK_ (0xFFFF0000)
+#define USB_CFG2_HS_DETACH_TIME_MASK_ (0x0000FFFF)
+
+#define BURST_CAP (0x090)
+#define BURST_CAP_SIZE_MASK_ (0x000000FF)
+
+#define BULK_IN_DLY (0x094)
+#define BULK_IN_DLY_MASK_ (0x0000FFFF)
+
+#define INT_EP_CTL (0x098)
+#define INT_EP_INTEP_ON_ (0x80000000)
+#define INT_STS_EEE_TX_LPI_STRT_EN_ (0x04000000)
+#define INT_STS_EEE_TX_LPI_STOP_EN_ (0x02000000)
+#define INT_STS_EEE_RX_LPI_EN_ (0x01000000)
+#define INT_EP_RDFO_EN_ (0x00400000)
+#define INT_EP_TXE_EN_ (0x00200000)
+#define INT_EP_TX_DIS_EN_ (0x00080000)
+#define INT_EP_RX_DIS_EN_ (0x00040000)
+#define INT_EP_PHY_INT_EN_ (0x00020000)
+#define INT_EP_DP_INT_EN_ (0x00010000)
+#define INT_EP_MAC_ERR_EN_ (0x00008000)
+#define INT_EP_TDFU_EN_ (0x00004000)
+#define INT_EP_TDFO_EN_ (0x00002000)
+#define INT_EP_UTX_FP_EN_ (0x00001000)
+#define INT_EP_GPIO_EN_MASK_ (0x00000FFF)
+
+#define PIPE_CTL (0x09C)
+#define PIPE_CTL_TXSWING_ (0x00000040)
+#define PIPE_CTL_TXMARGIN_MASK_ (0x00000038)
+#define PIPE_CTL_TXDEEMPHASIS_MASK_ (0x00000006)
+#define PIPE_CTL_ELASTICITYBUFFERMODE_ (0x00000001)
+
+#define U1_LATENCY (0xA0)
+#define U2_LATENCY (0xA4)
+
+#define USB_STATUS (0x0A8)
+#define USB_STATUS_REMOTE_WK_ (0x00100000)
+#define USB_STATUS_FUNC_REMOTE_WK_ (0x00080000)
+#define USB_STATUS_LTM_ENABLE_ (0x00040000)
+#define USB_STATUS_U2_ENABLE_ (0x00020000)
+#define USB_STATUS_U1_ENABLE_ (0x00010000)
+#define USB_STATUS_SET_SEL_ (0x00000020)
+#define USB_STATUS_REMOTE_WK_STS_ (0x00000010)
+#define USB_STATUS_FUNC_REMOTE_WK_STS_ (0x00000008)
+#define USB_STATUS_LTM_ENABLE_STS_ (0x00000004)
+#define USB_STATUS_U2_ENABLE_STS_ (0x00000002)
+#define USB_STATUS_U1_ENABLE_STS_ (0x00000001)
+
+#define USB_CFG3 (0x0AC)
+#define USB_CFG3_EN_U2_LTM_ (0x40000000)
+#define USB_CFG3_BULK_OUT_NUMP_OVR_ (0x20000000)
+#define USB_CFG3_DIS_FAST_U1_EXIT_ (0x10000000)
+#define USB_CFG3_LPM_NYET_THR_ (0x0F000000)
+#define USB_CFG3_RX_DET_2_POL_LFPS_ (0x00800000)
+#define USB_CFG3_LFPS_FILT_ (0x00400000)
+#define USB_CFG3_SKIP_RX_DET_ (0x00200000)
+#define USB_CFG3_DELAY_P1P2P3_ (0x001C0000)
+#define USB_CFG3_DELAY_PHY_PWR_CHG_ (0x00020000)
+#define USB_CFG3_U1U2_EXIT_FR_ (0x00010000)
+#define USB_CFG3_REQ_P1P2P3 (0x00008000)
+#define USB_CFG3_HST_PRT_CMPL_ (0x00004000)
+#define USB_CFG3_DIS_SCRAMB_ (0x00002000)
+#define USB_CFG3_PWR_DN_SCALE_ (0x00001FFF)
+
+#define RFE_CTL (0x0B0)
+#define RFE_CTL_IGMP_COE_ (0x00004000)
+#define RFE_CTL_ICMP_COE_ (0x00002000)
+#define RFE_CTL_TCPUDP_COE_ (0x00001000)
+#define RFE_CTL_IP_COE_ (0x00000800)
+#define RFE_CTL_BCAST_EN_ (0x00000400)
+#define RFE_CTL_MCAST_EN_ (0x00000200)
+#define RFE_CTL_UCAST_EN_ (0x00000100)
+#define RFE_CTL_VLAN_STRIP_ (0x00000080)
+#define RFE_CTL_DISCARD_UNTAGGED_ (0x00000040)
+#define RFE_CTL_VLAN_FILTER_ (0x00000020)
+#define RFE_CTL_SA_FILTER_ (0x00000010)
+#define RFE_CTL_MCAST_HASH_ (0x00000008)
+#define RFE_CTL_DA_HASH_ (0x00000004)
+#define RFE_CTL_DA_PERFECT_ (0x00000002)
+#define RFE_CTL_RST_ (0x00000001)
+
+#define VLAN_TYPE (0x0B4)
+#define VLAN_TYPE_MASK_ (0x0000FFFF)
+
+#define FCT_RX_CTL (0x0C0)
+#define FCT_RX_CTL_EN_ (0x80000000)
+#define FCT_RX_CTL_RST_ (0x40000000)
+#define FCT_RX_CTL_SBF_ (0x02000000)
+#define FCT_RX_CTL_OVFL_ (0x01000000)
+#define FCT_RX_CTL_DROP_ (0x00800000)
+#define FCT_RX_CTL_NOT_EMPTY_ (0x00400000)
+#define FCT_RX_CTL_EMPTY_ (0x00200000)
+#define FCT_RX_CTL_DIS_ (0x00100000)
+#define FCT_RX_CTL_USED_MASK_ (0x0000FFFF)
+
+#define FCT_TX_CTL (0x0C4)
+#define FCT_TX_CTL_EN_ (0x80000000)
+#define FCT_TX_CTL_RST_ (0x40000000)
+#define FCT_TX_CTL_NOT_EMPTY_ (0x00400000)
+#define FCT_TX_CTL_EMPTY_ (0x00200000)
+#define FCT_TX_CTL_DIS_ (0x00100000)
+#define FCT_TX_CTL_USED_MASK_ (0x0000FFFF)
+
+#define FCT_RX_FIFO_END (0x0C8)
+#define FCT_RX_FIFO_END_MASK_ (0x0000007F)
+
+#define FCT_TX_FIFO_END (0x0CC)
+#define FCT_TX_FIFO_END_MASK_ (0x0000003F)
+
+#define FCT_FLOW (0x0D0)
+#define FCT_FLOW_OFF_MASK_ (0x00007F00)
+#define FCT_FLOW_ON_MASK_ (0x0000007F)
+
+#define RX_DP_STOR (0x0D4)
+#define RX_DP_STORE_TOT_RXUSED_MASK_ (0xFFFF0000)
+#define RX_DP_STORE_UTX_RXUSED_MASK_ (0x0000FFFF)
+
+#define TX_DP_STOR (0x0D8)
+#define TX_DP_STORE_TOT_TXUSED_MASK_ (0xFFFF0000)
+#define TX_DP_STORE_URX_TXUSED_MASK_ (0x0000FFFF)
+
+#define LTM_BELT_IDLE0 (0x0E0)
+#define LTM_BELT_IDLE0_IDLE1000_ (0x0FFF0000)
+#define LTM_BELT_IDLE0_IDLE100_ (0x00000FFF)
+
+#define LTM_BELT_IDLE1 (0x0E4)
+#define LTM_BELT_IDLE1_IDLE10_ (0x00000FFF)
+
+#define LTM_BELT_ACT0 (0x0E8)
+#define LTM_BELT_ACT0_ACT1000_ (0x0FFF0000)
+#define LTM_BELT_ACT0_ACT100_ (0x00000FFF)
+
+#define LTM_BELT_ACT1 (0x0EC)
+#define LTM_BELT_ACT1_ACT10_ (0x00000FFF)
+
+#define LTM_INACTIVE0 (0x0F0)
+#define LTM_INACTIVE0_TIMER1000_ (0xFFFF0000)
+#define LTM_INACTIVE0_TIMER100_ (0x0000FFFF)
+
+#define LTM_INACTIVE1 (0x0F4)
+#define LTM_INACTIVE1_TIMER10_ (0x0000FFFF)
+
+#define MAC_CR (0x100)
+#define MAC_CR_GMII_EN_ (0x00080000)
+#define MAC_CR_EEE_TX_CLK_STOP_EN_ (0x00040000)
+#define MAC_CR_EEE_EN_ (0x00020000)
+#define MAC_CR_EEE_TLAR_EN_ (0x00010000)
+#define MAC_CR_ADP_ (0x00002000)
+#define MAC_CR_AUTO_DUPLEX_ (0x00001000)
+#define MAC_CR_AUTO_SPEED_ (0x00000800)
+#define MAC_CR_LOOPBACK_ (0x00000400)
+#define MAC_CR_BOLMT_MASK_ (0x000000C0)
+#define MAC_CR_FULL_DUPLEX_ (0x00000008)
+#define MAC_CR_SPEED_MASK_ (0x00000006)
+#define MAC_CR_SPEED_1000_ (0x00000004)
+#define MAC_CR_SPEED_100_ (0x00000002)
+#define MAC_CR_SPEED_10_ (0x00000000)
+#define MAC_CR_RST_ (0x00000001)
+
+#define MAC_RX (0x104)
+#define MAC_RX_MAX_SIZE_SHIFT_ (16)
+#define MAC_RX_MAX_SIZE_MASK_ (0x3FFF0000)
+#define MAC_RX_FCS_STRIP_ (0x00000010)
+#define MAC_RX_VLAN_FSE_ (0x00000004)
+#define MAC_RX_RXD_ (0x00000002)
+#define MAC_RX_RXEN_ (0x00000001)
+
+#define MAC_TX (0x108)
+#define MAC_TX_BAD_FCS_ (0x00000004)
+#define MAC_TX_TXD_ (0x00000002)
+#define MAC_TX_TXEN_ (0x00000001)
+
+#define FLOW (0x10C)
+#define FLOW_CR_FORCE_FC_ (0x80000000)
+#define FLOW_CR_TX_FCEN_ (0x40000000)
+#define FLOW_CR_RX_FCEN_ (0x20000000)
+#define FLOW_CR_FPF_ (0x10000000)
+#define FLOW_CR_FCPT_MASK_ (0x0000FFFF)
+
+#define RAND_SEED (0x110)
+#define RAND_SEED_MASK_ (0x0000FFFF)
+
+#define ERR_STS (0x114)
+#define ERR_STS_FERR_ (0x00000100)
+#define ERR_STS_LERR_ (0x00000080)
+#define ERR_STS_RFERR_ (0x00000040)
+#define ERR_STS_ECERR_ (0x00000010)
+#define ERR_STS_ALERR_ (0x00000008)
+#define ERR_STS_URERR_ (0x00000004)
+
+#define RX_ADDRH (0x118)
+#define RX_ADDRH_MASK_ (0x0000FFFF)
+
+#define RX_ADDRL (0x11C)
+#define RX_ADDRL_MASK_ (0xFFFFFFFF)
+
+#define MII_ACC (0x120)
+#define MII_ACC_PHY_ADDR_SHIFT_ (11)
+#define MII_ACC_PHY_ADDR_MASK_ (0x0000F800)
+#define MII_ACC_MIIRINDA_SHIFT_ (6)
+#define MII_ACC_MIIRINDA_MASK_ (0x000007C0)
+#define MII_ACC_MII_READ_ (0x00000000)
+#define MII_ACC_MII_WRITE_ (0x00000002)
+#define MII_ACC_MII_BUSY_ (0x00000001)
+
+#define MII_DATA (0x124)
+#define MII_DATA_MASK_ (0x0000FFFF)
+
+#define MAC_RGMII_ID (0x128)
+#define MAC_RGMII_ID_TXC_DELAY_EN_ (0x00000002)
+#define MAC_RGMII_ID_RXC_DELAY_EN_ (0x00000001)
+
+#define EEE_TX_LPI_REQ_DLY (0x130)
+#define EEE_TX_LPI_REQ_DLY_CNT_MASK_ (0xFFFFFFFF)
+
+#define EEE_TW_TX_SYS (0x134)
+#define EEE_TW_TX_SYS_CNT1G_MASK_ (0xFFFF0000)
+#define EEE_TW_TX_SYS_CNT100M_MASK_ (0x0000FFFF)
+
+#define EEE_TX_LPI_REM_DLY (0x138)
+#define EEE_TX_LPI_REM_DLY_CNT_ (0x00FFFFFF)
+
+#define WUCSR (0x140)
+#define WUCSR_TESTMODE_ (0x80000000)
+#define WUCSR_RFE_WAKE_EN_ (0x00004000)
+#define WUCSR_EEE_TX_WAKE_ (0x00002000)
+#define WUCSR_EEE_TX_WAKE_EN_ (0x00001000)
+#define WUCSR_EEE_RX_WAKE_ (0x00000800)
+#define WUCSR_EEE_RX_WAKE_EN_ (0x00000400)
+#define WUCSR_RFE_WAKE_FR_ (0x00000200)
+#define WUCSR_STORE_WAKE_ (0x00000100)
+#define WUCSR_PFDA_FR_ (0x00000080)
+#define WUCSR_WUFR_ (0x00000040)
+#define WUCSR_MPR_ (0x00000020)
+#define WUCSR_BCST_FR_ (0x00000010)
+#define WUCSR_PFDA_EN_ (0x00000008)
+#define WUCSR_WAKE_EN_ (0x00000004)
+#define WUCSR_MPEN_ (0x00000002)
+#define WUCSR_BCST_EN_ (0x00000001)
+
+#define WK_SRC (0x144)
+#define WK_SRC_GPIOX_INT_WK_SHIFT_ (20)
+#define WK_SRC_GPIOX_INT_WK_MASK_ (0xFFF00000)
+#define WK_SRC_IPV6_TCPSYN_RCD_WK_ (0x00010000)
+#define WK_SRC_IPV4_TCPSYN_RCD_WK_ (0x00008000)
+#define WK_SRC_EEE_TX_WK_ (0x00004000)
+#define WK_SRC_EEE_RX_WK_ (0x00002000)
+#define WK_SRC_GOOD_FR_WK_ (0x00001000)
+#define WK_SRC_PFDA_FR_WK_ (0x00000800)
+#define WK_SRC_MP_FR_WK_ (0x00000400)
+#define WK_SRC_BCAST_FR_WK_ (0x00000200)
+#define WK_SRC_WU_FR_WK_ (0x00000100)
+#define WK_SRC_WUFF_MATCH_MASK_ (0x0000001F)
+
+#define WUF_CFG0 (0x150)
+#define NUM_OF_WUF_CFG (32)
+#define WUF_CFG_BEGIN (WUF_CFG0)
+#define WUF_CFG(index) (WUF_CFG_BEGIN + (4 * (index)))
+#define WUF_CFGX_EN_ (0x80000000)
+#define WUF_CFGX_TYPE_MASK_ (0x03000000)
+#define WUF_CFGX_TYPE_MCAST_ (0x02000000)
+#define WUF_CFGX_TYPE_ALL_ (0x01000000)
+#define WUF_CFGX_TYPE_UCAST_ (0x00000000)
+#define WUF_CFGX_OFFSET_SHIFT_ (16)
+#define WUF_CFGX_OFFSET_MASK_ (0x00FF0000)
+#define WUF_CFGX_CRC16_MASK_ (0x0000FFFF)
+
+#define WUF_MASK0_0 (0x200)
+#define WUF_MASK0_1 (0x204)
+#define WUF_MASK0_2 (0x208)
+#define WUF_MASK0_3 (0x20C)
+#define NUM_OF_WUF_MASK (32)
+#define WUF_MASK0_BEGIN (WUF_MASK0_0)
+#define WUF_MASK1_BEGIN (WUF_MASK0_1)
+#define WUF_MASK2_BEGIN (WUF_MASK0_2)
+#define WUF_MASK3_BEGIN (WUF_MASK0_3)
+#define WUF_MASK0(index) (WUF_MASK0_BEGIN + (0x10 * (index)))
+#define WUF_MASK1(index) (WUF_MASK1_BEGIN + (0x10 * (index)))
+#define WUF_MASK2(index) (WUF_MASK2_BEGIN + (0x10 * (index)))
+#define WUF_MASK3(index) (WUF_MASK3_BEGIN + (0x10 * (index)))
+
+#define MAF_BASE (0x400)
+#define MAF_HIX (0x00)
+#define MAF_LOX (0x04)
+#define NUM_OF_MAF (33)
+#define MAF_HI_BEGIN (MAF_BASE + MAF_HIX)
+#define MAF_LO_BEGIN (MAF_BASE + MAF_LOX)
+#define MAF_HI(index) (MAF_BASE + (8 * (index)) + (MAF_HIX))
+#define MAF_LO(index) (MAF_BASE + (8 * (index)) + (MAF_LOX))
+#define MAF_HI_VALID_ (0x80000000)
+#define MAF_HI_TYPE_MASK_ (0x40000000)
+#define MAF_HI_TYPE_SRC_ (0x40000000)
+#define MAF_HI_TYPE_DST_ (0x00000000)
+#define MAF_HI_ADDR_MASK (0x0000FFFF)
+#define MAF_LO_ADDR_MASK (0xFFFFFFFF)
+
+#define WUCSR2 (0x600)
+#define WUCSR2_CSUM_DISABLE_ (0x80000000)
+#define WUCSR2_NA_SA_SEL_ (0x00000100)
+#define WUCSR2_NS_RCD_ (0x00000080)
+#define WUCSR2_ARP_RCD_ (0x00000040)
+#define WUCSR2_IPV6_TCPSYN_RCD_ (0x00000020)
+#define WUCSR2_IPV4_TCPSYN_RCD_ (0x00000010)
+#define WUCSR2_NS_OFFLOAD_EN_ (0x00000008)
+#define WUCSR2_ARP_OFFLOAD_EN_ (0x00000004)
+#define WUCSR2_IPV6_TCPSYN_WAKE_EN_ (0x00000002)
+#define WUCSR2_IPV4_TCPSYN_WAKE_EN_ (0x00000001)
+
+#define NS1_IPV6_ADDR_DEST0 (0x610)
+#define NS1_IPV6_ADDR_DEST1 (0x614)
+#define NS1_IPV6_ADDR_DEST2 (0x618)
+#define NS1_IPV6_ADDR_DEST3 (0x61C)
+
+#define NS1_IPV6_ADDR_SRC0 (0x620)
+#define NS1_IPV6_ADDR_SRC1 (0x624)
+#define NS1_IPV6_ADDR_SRC2 (0x628)
+#define NS1_IPV6_ADDR_SRC3 (0x62C)
+
+#define NS1_ICMPV6_ADDR0_0 (0x630)
+#define NS1_ICMPV6_ADDR0_1 (0x634)
+#define NS1_ICMPV6_ADDR0_2 (0x638)
+#define NS1_ICMPV6_ADDR0_3 (0x63C)
+
+#define NS1_ICMPV6_ADDR1_0 (0x640)
+#define NS1_ICMPV6_ADDR1_1 (0x644)
+#define NS1_ICMPV6_ADDR1_2 (0x648)
+#define NS1_ICMPV6_ADDR1_3 (0x64C)
+
+#define NS2_IPV6_ADDR_DEST0 (0x650)
+#define NS2_IPV6_ADDR_DEST1 (0x654)
+#define NS2_IPV6_ADDR_DEST2 (0x658)
+#define NS2_IPV6_ADDR_DEST3 (0x65C)
+
+#define NS2_IPV6_ADDR_SRC0 (0x660)
+#define NS2_IPV6_ADDR_SRC1 (0x664)
+#define NS2_IPV6_ADDR_SRC2 (0x668)
+#define NS2_IPV6_ADDR_SRC3 (0x66C)
+
+#define NS2_ICMPV6_ADDR0_0 (0x670)
+#define NS2_ICMPV6_ADDR0_1 (0x674)
+#define NS2_ICMPV6_ADDR0_2 (0x678)
+#define NS2_ICMPV6_ADDR0_3 (0x67C)
+
+#define NS2_ICMPV6_ADDR1_0 (0x680)
+#define NS2_ICMPV6_ADDR1_1 (0x684)
+#define NS2_ICMPV6_ADDR1_2 (0x688)
+#define NS2_ICMPV6_ADDR1_3 (0x68C)
+
+#define SYN_IPV4_ADDR_SRC (0x690)
+#define SYN_IPV4_ADDR_DEST (0x694)
+#define SYN_IPV4_TCP_PORTS (0x698)
+#define SYN_IPV4_TCP_PORTS_IPV4_DEST_PORT_SHIFT_ (16)
+#define SYN_IPV4_TCP_PORTS_IPV4_DEST_PORT_MASK_ (0xFFFF0000)
+#define SYN_IPV4_TCP_PORTS_IPV4_SRC_PORT_MASK_ (0x0000FFFF)
+
+#define SYN_IPV6_ADDR_SRC0 (0x69C)
+#define SYN_IPV6_ADDR_SRC1 (0x6A0)
+#define SYN_IPV6_ADDR_SRC2 (0x6A4)
+#define SYN_IPV6_ADDR_SRC3 (0x6A8)
+
+#define SYN_IPV6_ADDR_DEST0 (0x6AC)
+#define SYN_IPV6_ADDR_DEST1 (0x6B0)
+#define SYN_IPV6_ADDR_DEST2 (0x6B4)
+#define SYN_IPV6_ADDR_DEST3 (0x6B8)
+
+#define SYN_IPV6_TCP_PORTS (0x6BC)
+#define SYN_IPV6_TCP_PORTS_IPV6_DEST_PORT_SHIFT_ (16)
+#define SYN_IPV6_TCP_PORTS_IPV6_DEST_PORT_MASK_ (0xFFFF0000)
+#define SYN_IPV6_TCP_PORTS_IPV6_SRC_PORT_MASK_ (0x0000FFFF)
+
+#define ARP_SPA (0x6C0)
+#define ARP_TPA (0x6C4)
+
+#define PHY_DEV_ID (0x700)
+#define PHY_DEV_ID_REV_SHIFT_ (28)
+#define PHY_DEV_ID_REV_SHIFT_ (28)
+#define PHY_DEV_ID_REV_MASK_ (0xF0000000)
+#define PHY_DEV_ID_MODEL_SHIFT_ (22)
+#define PHY_DEV_ID_MODEL_MASK_ (0x0FC00000)
+#define PHY_DEV_ID_OUI_MASK_ (0x003FFFFF)
+
+#define OTP_BASE_ADDR (0x00001000)
+#define OTP_ADDR_RANGE_ (0x1FF)
+
+#define OTP_PWR_DN (OTP_BASE_ADDR + 4 * 0x00)
+#define OTP_PWR_DN_PWRDN_N_ (0x01)
+
+#define OTP_ADDR1 (OTP_BASE_ADDR + 4 * 0x01)
+#define OTP_ADDR1_15_11 (0x1F)
+
+#define OTP_ADDR2 (OTP_BASE_ADDR + 4 * 0x02)
+#define OTP_ADDR2_10_3 (0xFF)
+
+#define OTP_ADDR3 (OTP_BASE_ADDR + 4 * 0x03)
+#define OTP_ADDR3_2_0 (0x03)
+
+#define OTP_PRGM_DATA (OTP_BASE_ADDR + 4 * 0x04)
+
+#define OTP_PRGM_MODE (OTP_BASE_ADDR + 4 * 0x05)
+#define OTP_PRGM_MODE_BYTE_ (0x01)
+
+#define OTP_RD_DATA (OTP_BASE_ADDR + 4 * 0x06)
+
+#define OTP_FUNC_CMD (OTP_BASE_ADDR + 4 * 0x08)
+#define OTP_FUNC_CMD_RESET_ (0x04)
+#define OTP_FUNC_CMD_PROGRAM_ (0x02)
+#define OTP_FUNC_CMD_READ_ (0x01)
+
+#define OTP_TST_CMD (OTP_BASE_ADDR + 4 * 0x09)
+#define OTP_TST_CMD_TEST_DEC_SEL_ (0x10)
+#define OTP_TST_CMD_PRGVRFY_ (0x08)
+#define OTP_TST_CMD_WRTEST_ (0x04)
+#define OTP_TST_CMD_TESTDEC_ (0x02)
+#define OTP_TST_CMD_BLANKCHECK_ (0x01)
+
+#define OTP_CMD_GO (OTP_BASE_ADDR + 4 * 0x0A)
+#define OTP_CMD_GO_GO_ (0x01)
+
+#define OTP_PASS_FAIL (OTP_BASE_ADDR + 4 * 0x0B)
+#define OTP_PASS_FAIL_PASS_ (0x02)
+#define OTP_PASS_FAIL_FAIL_ (0x01)
+
+#define OTP_STATUS (OTP_BASE_ADDR + 4 * 0x0C)
+#define OTP_STATUS_OTP_LOCK_ (0x10)
+#define OTP_STATUS_WEB_ (0x08)
+#define OTP_STATUS_PGMEN (0x04)
+#define OTP_STATUS_CPUMPEN_ (0x02)
+#define OTP_STATUS_BUSY_ (0x01)
+
+#define OTP_MAX_PRG (OTP_BASE_ADDR + 4 * 0x0D)
+#define OTP_MAX_PRG_MAX_PROG (0x1F)
+
+#define OTP_INTR_STATUS (OTP_BASE_ADDR + 4 * 0x10)
+#define OTP_INTR_STATUS_READY_ (0x01)
+
+#define OTP_INTR_MASK (OTP_BASE_ADDR + 4 * 0x11)
+#define OTP_INTR_MASK_READY_ (0x01)
+
+#define OTP_RSTB_PW1 (OTP_BASE_ADDR + 4 * 0x14)
+#define OTP_RSTB_PW2 (OTP_BASE_ADDR + 4 * 0x15)
+#define OTP_PGM_PW1 (OTP_BASE_ADDR + 4 * 0x18)
+#define OTP_PGM_PW2 (OTP_BASE_ADDR + 4 * 0x19)
+#define OTP_READ_PW1 (OTP_BASE_ADDR + 4 * 0x1C)
+#define OTP_READ_PW2 (OTP_BASE_ADDR + 4 * 0x1D)
+#define OTP_TCRST (OTP_BASE_ADDR + 4 * 0x20)
+#define OTP_RSRD (OTP_BASE_ADDR + 4 * 0x21)
+#define OTP_TREADEN_VAL (OTP_BASE_ADDR + 4 * 0x22)
+#define OTP_TDLES_VAL (OTP_BASE_ADDR + 4 * 0x23)
+#define OTP_TWWL_VAL (OTP_BASE_ADDR + 4 * 0x24)
+#define OTP_TDLEH_VAL (OTP_BASE_ADDR + 4 * 0x25)
+#define OTP_TWPED_VAL (OTP_BASE_ADDR + 4 * 0x26)
+#define OTP_TPES_VAL (OTP_BASE_ADDR + 4 * 0x27)
+#define OTP_TCPS_VAL (OTP_BASE_ADDR + 4 * 0x28)
+#define OTP_TCPH_VAL (OTP_BASE_ADDR + 4 * 0x29)
+#define OTP_TPGMVFY_VAL (OTP_BASE_ADDR + 4 * 0x2A)
+#define OTP_TPEH_VAL (OTP_BASE_ADDR + 4 * 0x2B)
+#define OTP_TPGRST_VAL (OTP_BASE_ADDR + 4 * 0x2C)
+#define OTP_TCLES_VAL (OTP_BASE_ADDR + 4 * 0x2D)
+#define OTP_TCLEH_VAL (OTP_BASE_ADDR + 4 * 0x2E)
+#define OTP_TRDES_VAL (OTP_BASE_ADDR + 4 * 0x2F)
+#define OTP_TBCACC_VAL (OTP_BASE_ADDR + 4 * 0x30)
+#define OTP_TAAC_VAL (OTP_BASE_ADDR + 4 * 0x31)
+#define OTP_TACCT_VAL (OTP_BASE_ADDR + 4 * 0x32)
+#define OTP_TRDEP_VAL (OTP_BASE_ADDR + 4 * 0x38)
+#define OTP_TPGSV_VAL (OTP_BASE_ADDR + 4 * 0x39)
+#define OTP_TPVSR_VAL (OTP_BASE_ADDR + 4 * 0x3A)
+#define OTP_TPVHR_VAL (OTP_BASE_ADDR + 4 * 0x3B)
+#define OTP_TPVSA_VAL (OTP_BASE_ADDR + 4 * 0x3C)
+
+#define PHY_ID1 (0x02)
+#define PHY_ID2 (0x03)
+
+#define PHY_DEV_ID_OUI_VTSE (0x04001C)
+#define PHY_DEV_ID_MODEL_VTSE_8502 (0x23)
+
+#define PHY_AUTONEG_ADV (0x04)
+#define NWAY_AR_NEXT_PAGE_ (0x8000)
+#define NWAY_AR_REMOTE_FAULT_ (0x2000)
+#define NWAY_AR_ASM_DIR_ (0x0800)
+#define NWAY_AR_PAUSE_ (0x0400)
+#define NWAY_AR_100T4_CAPS_ (0x0200)
+#define NWAY_AR_100TX_FD_CAPS_ (0x0100)
+#define NWAY_AR_SELECTOR_FIELD_ (0x001F)
+#define NWAY_AR_100TX_HD_CAPS_ (0x0080)
+#define NWAY_AR_10T_FD_CAPS_ (0x0040)
+#define NWAY_AR_10T_HD_CAPS_ (0x0020)
+#define NWAY_AR_ALL_CAPS_ (NWAY_AR_10T_HD_CAPS_ | \
+ NWAY_AR_10T_FD_CAPS_ | \
+ NWAY_AR_100TX_HD_CAPS_ | \
+ NWAY_AR_100TX_FD_CAPS_)
+#define NWAY_AR_PAUSE_MASK (NWAY_AR_PAUSE_ | NWAY_AR_ASM_DIR_)
+
+#define PHY_LP_ABILITY (0x05)
+#define NWAY_LPAR_NEXT_PAGE_ (0x8000)
+#define NWAY_LPAR_ACKNOWLEDGE_ (0x4000)
+#define NWAY_LPAR_REMOTE_FAULT_ (0x2000)
+#define NWAY_LPAR_ASM_DIR_ (0x0800)
+#define NWAY_LPAR_PAUSE_ (0x0400)
+#define NWAY_LPAR_100T4_CAPS_ (0x0200)
+#define NWAY_LPAR_100TX_FD_CAPS_ (0x0100)
+#define NWAY_LPAR_100TX_HD_CAPS_ (0x0080)
+#define NWAY_LPAR_10T_FD_CAPS_ (0x0040)
+#define NWAY_LPAR_10T_HD_CAPS_ (0x0020)
+#define NWAY_LPAR_SELECTOR_FIELD_ (0x001F)
+
+#define PHY_AUTONEG_EXP (0x06)
+#define NWAY_ER_PAR_DETECT_FAULT_ (0x0010)
+#define NWAY_ER_LP_NEXT_PAGE_CAPS_ (0x0008)
+#define NWAY_ER_NEXT_PAGE_CAPS_ (0x0004)
+#define NWAY_ER_PAGE_RXD_ (0x0002)
+#define NWAY_ER_LP_NWAY_CAPS_ (0x0001)
+
+#define PHY_NEXT_PAGE_TX (0x07)
+#define NPTX_NEXT_PAGE_ (0x8000)
+#define NPTX_MSG_PAGE_ (0x2000)
+#define NPTX_ACKNOWLDGE2_ (0x1000)
+#define NPTX_TOGGLE_ (0x0800)
+#define NPTX_MSG_CODE_FIELD_ (0x0001)
+
+#define PHY_LP_NEXT_PAGE (0x08)
+#define LP_RNPR_NEXT_PAGE_ (0x8000)
+#define LP_RNPR_ACKNOWLDGE_ (0x4000)
+#define LP_RNPR_MSG_PAGE_ (0x2000)
+#define LP_RNPR_ACKNOWLDGE2_ (0x1000)
+#define LP_RNPR_TOGGLE_ (0x0800)
+#define LP_RNPR_MSG_CODE_FIELD_ (0x0001)
+
+#define PHY_1000T_CTRL (0x09)
+#define CR_1000T_TEST_MODE_4_ (0x8000)
+#define CR_1000T_TEST_MODE_3_ (0x6000)
+#define CR_1000T_TEST_MODE_2_ (0x4000)
+#define CR_1000T_TEST_MODE_1_ (0x2000)
+#define CR_1000T_MS_ENABLE_ (0x1000)
+#define CR_1000T_MS_VALUE_ (0x0800)
+#define CR_1000T_REPEATER_DTE_ (0x0400)
+#define CR_1000T_FD_CAPS_ (0x0200)
+#define CR_1000T_HD_CAPS_ (0x0100)
+#define CR_1000T_ASYM_PAUSE_ (0x0080)
+#define CR_1000T_TEST_MODE_NORMAL_ (0x0000)
+
+#define PHY_1000T_STATUS (0x0A)
+#define SR_1000T_MS_CONFIG_FAULT_ (0x8000)
+#define SR_1000T_MS_CONFIG_RES_ (0x4000)
+#define SR_1000T_LOCAL_RX_STATUS_ (0x2000)
+#define SR_1000T_REMOTE_RX_STATUS_ (0x1000)
+#define SR_1000T_LP_FD_CAPS_ (0x0800)
+#define SR_1000T_LP_HD_CAPS_ (0x0400)
+#define SR_1000T_ASYM_PAUSE_DIR_ (0x0100)
+#define SR_1000T_IDLE_ERROR_CNT_ (0x00FF)
+#define SR_1000T_REMOTE_RX_STATUS_SHIFT 12
+#define SR_1000T_LOCAL_RX_STATUS_SHIFT 13
+#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT 5
+#define FFE_IDLE_ERR_COUNT_TIMEOUT_20 20
+#define FFE_IDLE_ERR_COUNT_TIMEOUT_100 100
+
+#define PHY_EXT_STATUS (0x0F)
+#define IEEE_ESR_1000X_FD_CAPS_ (0x8000)
+#define IEEE_ESR_1000X_HD_CAPS_ (0x4000)
+#define IEEE_ESR_1000T_FD_CAPS_ (0x2000)
+#define IEEE_ESR_1000T_HD_CAPS_ (0x1000)
+#define PHY_TX_POLARITY_MASK_ (0x0100)
+#define PHY_TX_NORMAL_POLARITY_ (0x0000)
+#define AUTO_POLARITY_DISABLE_ (0x0010)
+
+#define PHY_MMD_CTL (0x0D)
+#define PHY_MMD_CTRL_OP_MASK_ (0xC000)
+#define PHY_MMD_CTRL_OP_REG_ (0x0000)
+#define PHY_MMD_CTRL_OP_DNI_ (0x4000)
+#define PHY_MMD_CTRL_OP_DPIRW_ (0x8000)
+#define PHY_MMD_CTRL_OP_DPIWO_ (0xC000)
+#define PHY_MMD_CTRL_DEV_ADDR_MASK_ (0x001F)
+
+#define PHY_MMD_REG_DATA (0x0E)
+
+/* VTSE Vendor Specific registers */
+#define PHY_VTSE_BYPASS (0x12)
+#define PHY_VTSE_BYPASS_DISABLE_PAIR_SWAP_ (0x0020)
+
+#define PHY_VTSE_INT_MASK (0x19)
+#define PHY_VTSE_INT_MASK_MDINTPIN_EN_ (0x8000)
+#define PHY_VTSE_INT_MASK_SPEED_CHANGE_ (0x4000)
+#define PHY_VTSE_INT_MASK_LINK_CHANGE_ (0x2000)
+#define PHY_VTSE_INT_MASK_FDX_CHANGE_ (0x1000)
+#define PHY_VTSE_INT_MASK_AUTONEG_ERR_ (0x0800)
+#define PHY_VTSE_INT_MASK_AUTONEG_DONE_ (0x0400)
+#define PHY_VTSE_INT_MASK_POE_DETECT_ (0x0200)
+#define PHY_VTSE_INT_MASK_SYMBOL_ERR_ (0x0100)
+#define PHY_VTSE_INT_MASK_FAST_LINK_FAIL_ (0x0080)
+#define PHY_VTSE_INT_MASK_WOL_EVENT_ (0x0040)
+#define PHY_VTSE_INT_MASK_EXTENDED_INT_ (0x0020)
+#define PHY_VTSE_INT_MASK_RESERVED_ (0x0010)
+#define PHY_VTSE_INT_MASK_FALSE_CARRIER_ (0x0008)
+#define PHY_VTSE_INT_MASK_LINK_SPEED_DS_ (0x0004)
+#define PHY_VTSE_INT_MASK_MASTER_SLAVE_DONE_ (0x0002)
+#define PHY_VTSE_INT_MASK_RX__ER_ (0x0001)
+
+#define PHY_VTSE_INT_STS (0x1A)
+#define PHY_VTSE_INT_STS_INT_ACTIVE_ (0x8000)
+#define PHY_VTSE_INT_STS_SPEED_CHANGE_ (0x4000)
+#define PHY_VTSE_INT_STS_LINK_CHANGE_ (0x2000)
+#define PHY_VTSE_INT_STS_FDX_CHANGE_ (0x1000)
+#define PHY_VTSE_INT_STS_AUTONEG_ERR_ (0x0800)
+#define PHY_VTSE_INT_STS_AUTONEG_DONE_ (0x0400)
+#define PHY_VTSE_INT_STS_POE_DETECT_ (0x0200)
+#define PHY_VTSE_INT_STS_SYMBOL_ERR_ (0x0100)
+#define PHY_VTSE_INT_STS_FAST_LINK_FAIL_ (0x0080)
+#define PHY_VTSE_INT_STS_WOL_EVENT_ (0x0040)
+#define PHY_VTSE_INT_STS_EXTENDED_INT_ (0x0020)
+#define PHY_VTSE_INT_STS_RESERVED_ (0x0010)
+#define PHY_VTSE_INT_STS_FALSE_CARRIER_ (0x0008)
+#define PHY_VTSE_INT_STS_LINK_SPEED_DS_ (0x0004)
+#define PHY_VTSE_INT_STS_MASTER_SLAVE_DONE_ (0x0002)
+#define PHY_VTSE_INT_STS_RX_ER_ (0x0001)
+
+/* VTSE PHY registers */
+#define PHY_EXT_GPIO_PAGE (0x1F)
+#define PHY_EXT_GPIO_PAGE_SPACE_0 (0x0000)
+#define PHY_EXT_GPIO_PAGE_SPACE_1 (0x0001)
+#define PHY_EXT_GPIO_PAGE_SPACE_2 (0x0002)
+
+/* Extended Register Page 1 space */
+#define PHY_EXT_MODE_CTRL (0x13)
+#define PHY_EXT_MODE_CTRL_MDIX_MASK_ (0x000C)
+#define PHY_EXT_MODE_CTRL_AUTO_MDIX_ (0x0000)
+#define PHY_EXT_MODE_CTRL_MDI_ (0x0008)
+#define PHY_EXT_MODE_CTRL_MDI_X_ (0x000C)
+
+#define PHY_ANA_10BASE_T_HD 0x01
+#define PHY_ANA_10BASE_T_FD 0x02
+#define PHY_ANA_100BASE_TX_HD 0x04
+#define PHY_ANA_100BASE_TX_FD 0x08
+#define PHY_ANA_1000BASE_T_FD 0x10
+#define PHY_ANA_ALL_SUPPORTED_MEDIA (PHY_ANA_10BASE_T_HD | \
+ PHY_ANA_10BASE_T_FD | \
+ PHY_ANA_100BASE_TX_HD | \
+ PHY_ANA_100BASE_TX_FD | \
+ PHY_ANA_1000BASE_T_FD)
+/* PHY MMD registers */
+#define PHY_MMD_DEV_3 3
+
+#define PHY_EEE_PCS_STATUS (0x1)
+#define PHY_EEE_PCS_STATUS_TX_LPI_RCVD_ ((WORD)0x0800)
+#define PHY_EEE_PCS_STATUS_RX_LPI_RCVD_ ((WORD)0x0400)
+#define PHY_EEE_PCS_STATUS_TX_LPI_IND_ ((WORD)0x0200)
+#define PHY_EEE_PCS_STATUS_RX_LPI_IND_ ((WORD)0x0100)
+#define PHY_EEE_PCS_STATUS_PCS_RCV_LNK_STS_ ((WORD)0x0004)
+
+#define PHY_EEE_CAPABILITIES (0x14)
+#define PHY_EEE_CAPABILITIES_1000BT_EEE_ ((WORD)0x0004)
+#define PHY_EEE_CAPABILITIES_100BT_EEE_ ((WORD)0x0002)
+
+#define PHY_MMD_DEV_7 7
+
+#define PHY_EEE_ADVERTISEMENT (0x3C)
+#define PHY_EEE_ADVERTISEMENT_1000BT_EEE_ ((WORD)0x0004)
+#define PHY_EEE_ADVERTISEMENT_100BT_EEE_ ((WORD)0x0002)
+
+#define PHY_EEE_LP_ADVERTISEMENT (0x3D)
+#define PHY_EEE_1000BT_EEE_CAPABLE_ ((WORD)0x0004)
+#define PHY_EEE_100BT_EEE_CAPABLE_ ((WORD)0x0002)
+#endif /* _LAN78XX_H */
This patch adds a driver for LAN7800 family of USB 2.0 & USB 3.0 to Gigabit Ethernet. - remove module param which can be configurable by standard mechanism. Signed-off-by: Woojung Huh <woojung.huh@microchip.com> --- drivers/net/usb/Kconfig | 10 + drivers/net/usb/Makefile | 1 + drivers/net/usb/lan78xx.c | 3587 +++++++++++++++++++++++++++++++++++++++++++++ drivers/net/usb/lan78xx.h | 1069 ++++++++++++++ 4 files changed, 4667 insertions(+) create mode 100644 drivers/net/usb/lan78xx.c create mode 100644 drivers/net/usb/lan78xx.h