11ccea77eSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 2e2ca90c2SFreddy Xin /* 3e2ca90c2SFreddy Xin * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices 4e2ca90c2SFreddy Xin * 5e2ca90c2SFreddy Xin * Copyright (C) 2011-2013 ASIX 6e2ca90c2SFreddy Xin */ 7e2ca90c2SFreddy Xin 8e2ca90c2SFreddy Xin #include <linux/module.h> 9e2ca90c2SFreddy Xin #include <linux/etherdevice.h> 10e2ca90c2SFreddy Xin #include <linux/mii.h> 11e2ca90c2SFreddy Xin #include <linux/usb.h> 12e2ca90c2SFreddy Xin #include <linux/crc32.h> 13e2ca90c2SFreddy Xin #include <linux/usb/usbnet.h> 14e98d69baSFreddy Xin #include <uapi/linux/mdio.h> 15e98d69baSFreddy Xin #include <linux/mdio.h> 16e2ca90c2SFreddy Xin 17e2ca90c2SFreddy Xin #define AX88179_PHY_ID 0x03 18e2ca90c2SFreddy Xin #define AX_EEPROM_LEN 0x100 19e2ca90c2SFreddy Xin #define AX88179_EEPROM_MAGIC 0x17900b95 20e2ca90c2SFreddy Xin #define AX_MCAST_FLTSIZE 8 21e2ca90c2SFreddy Xin #define AX_MAX_MCAST 64 22e2ca90c2SFreddy Xin #define AX_INT_PPLS_LINK ((u32)BIT(16)) 23e2ca90c2SFreddy Xin #define AX_RXHDR_L4_TYPE_MASK 0x1c 24e2ca90c2SFreddy Xin #define AX_RXHDR_L4_TYPE_UDP 4 25e2ca90c2SFreddy Xin #define AX_RXHDR_L4_TYPE_TCP 16 26e2ca90c2SFreddy Xin #define AX_RXHDR_L3CSUM_ERR 2 27e2ca90c2SFreddy Xin #define AX_RXHDR_L4CSUM_ERR 1 287e78b83cSFreddy Xin #define AX_RXHDR_CRC_ERR ((u32)BIT(29)) 297e78b83cSFreddy Xin #define AX_RXHDR_DROP_ERR ((u32)BIT(31)) 30e2ca90c2SFreddy Xin #define AX_ACCESS_MAC 0x01 31e2ca90c2SFreddy Xin #define AX_ACCESS_PHY 0x02 32e2ca90c2SFreddy Xin #define AX_ACCESS_EEPROM 0x04 33e2ca90c2SFreddy Xin #define AX_ACCESS_EFUS 0x05 3478734404SBjorn Andersson #define AX_RELOAD_EEPROM_EFUSE 0x06 35e2ca90c2SFreddy Xin #define AX_PAUSE_WATERLVL_HIGH 0x54 36e2ca90c2SFreddy Xin #define AX_PAUSE_WATERLVL_LOW 0x55 37e2ca90c2SFreddy Xin 38e2ca90c2SFreddy Xin #define PHYSICAL_LINK_STATUS 0x02 39e2ca90c2SFreddy Xin #define AX_USB_SS 0x04 40e2ca90c2SFreddy Xin #define AX_USB_HS 0x02 41e2ca90c2SFreddy Xin 42e2ca90c2SFreddy Xin #define GENERAL_STATUS 0x03 43e2ca90c2SFreddy Xin /* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ 44e2ca90c2SFreddy Xin #define AX_SECLD 0x04 45e2ca90c2SFreddy Xin 46e2ca90c2SFreddy Xin #define AX_SROM_ADDR 0x07 47e2ca90c2SFreddy Xin #define AX_SROM_CMD 0x0a 48e2ca90c2SFreddy Xin #define EEP_RD 0x04 49e2ca90c2SFreddy Xin #define EEP_BUSY 0x10 50e2ca90c2SFreddy Xin 51e2ca90c2SFreddy Xin #define AX_SROM_DATA_LOW 0x08 52e2ca90c2SFreddy Xin #define AX_SROM_DATA_HIGH 0x09 53e2ca90c2SFreddy Xin 54e2ca90c2SFreddy Xin #define AX_RX_CTL 0x0b 55e2ca90c2SFreddy Xin #define AX_RX_CTL_DROPCRCERR 0x0100 56e2ca90c2SFreddy Xin #define AX_RX_CTL_IPE 0x0200 57e2ca90c2SFreddy Xin #define AX_RX_CTL_START 0x0080 58e2ca90c2SFreddy Xin #define AX_RX_CTL_AP 0x0020 59e2ca90c2SFreddy Xin #define AX_RX_CTL_AM 0x0010 60e2ca90c2SFreddy Xin #define AX_RX_CTL_AB 0x0008 61e2ca90c2SFreddy Xin #define AX_RX_CTL_AMALL 0x0002 62e2ca90c2SFreddy Xin #define AX_RX_CTL_PRO 0x0001 63e2ca90c2SFreddy Xin #define AX_RX_CTL_STOP 0x0000 64e2ca90c2SFreddy Xin 65e2ca90c2SFreddy Xin #define AX_NODE_ID 0x10 66e2ca90c2SFreddy Xin #define AX_MULFLTARY 0x16 67e2ca90c2SFreddy Xin 68e2ca90c2SFreddy Xin #define AX_MEDIUM_STATUS_MODE 0x22 69e2ca90c2SFreddy Xin #define AX_MEDIUM_GIGAMODE 0x01 70e2ca90c2SFreddy Xin #define AX_MEDIUM_FULL_DUPLEX 0x02 71e2ca90c2SFreddy Xin #define AX_MEDIUM_EN_125MHZ 0x08 72e2ca90c2SFreddy Xin #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 73e2ca90c2SFreddy Xin #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 74e2ca90c2SFreddy Xin #define AX_MEDIUM_RECEIVE_EN 0x100 75e2ca90c2SFreddy Xin #define AX_MEDIUM_PS 0x200 76e2ca90c2SFreddy Xin #define AX_MEDIUM_JUMBO_EN 0x8040 77e2ca90c2SFreddy Xin 78e2ca90c2SFreddy Xin #define AX_MONITOR_MOD 0x24 79e2ca90c2SFreddy Xin #define AX_MONITOR_MODE_RWLC 0x02 80e2ca90c2SFreddy Xin #define AX_MONITOR_MODE_RWMP 0x04 81e2ca90c2SFreddy Xin #define AX_MONITOR_MODE_PMEPOL 0x20 82e2ca90c2SFreddy Xin #define AX_MONITOR_MODE_PMETYPE 0x40 83e2ca90c2SFreddy Xin 84e2ca90c2SFreddy Xin #define AX_GPIO_CTRL 0x25 85e2ca90c2SFreddy Xin #define AX_GPIO_CTRL_GPIO3EN 0x80 86e2ca90c2SFreddy Xin #define AX_GPIO_CTRL_GPIO2EN 0x40 87e2ca90c2SFreddy Xin #define AX_GPIO_CTRL_GPIO1EN 0x20 88e2ca90c2SFreddy Xin 89e2ca90c2SFreddy Xin #define AX_PHYPWR_RSTCTL 0x26 90e2ca90c2SFreddy Xin #define AX_PHYPWR_RSTCTL_BZ 0x0010 91e2ca90c2SFreddy Xin #define AX_PHYPWR_RSTCTL_IPRL 0x0020 92e2ca90c2SFreddy Xin #define AX_PHYPWR_RSTCTL_AT 0x1000 93e2ca90c2SFreddy Xin 94e2ca90c2SFreddy Xin #define AX_RX_BULKIN_QCTRL 0x2e 95e2ca90c2SFreddy Xin #define AX_CLK_SELECT 0x33 96e2ca90c2SFreddy Xin #define AX_CLK_SELECT_BCS 0x01 97e2ca90c2SFreddy Xin #define AX_CLK_SELECT_ACS 0x02 98e2ca90c2SFreddy Xin #define AX_CLK_SELECT_ULR 0x08 99e2ca90c2SFreddy Xin 100e2ca90c2SFreddy Xin #define AX_RXCOE_CTL 0x34 101e2ca90c2SFreddy Xin #define AX_RXCOE_IP 0x01 102e2ca90c2SFreddy Xin #define AX_RXCOE_TCP 0x02 103e2ca90c2SFreddy Xin #define AX_RXCOE_UDP 0x04 104e2ca90c2SFreddy Xin #define AX_RXCOE_TCPV6 0x20 105e2ca90c2SFreddy Xin #define AX_RXCOE_UDPV6 0x40 106e2ca90c2SFreddy Xin 107e2ca90c2SFreddy Xin #define AX_TXCOE_CTL 0x35 108e2ca90c2SFreddy Xin #define AX_TXCOE_IP 0x01 109e2ca90c2SFreddy Xin #define AX_TXCOE_TCP 0x02 110e2ca90c2SFreddy Xin #define AX_TXCOE_UDP 0x04 111e2ca90c2SFreddy Xin #define AX_TXCOE_TCPV6 0x20 112e2ca90c2SFreddy Xin #define AX_TXCOE_UDPV6 0x40 113e2ca90c2SFreddy Xin 114e2ca90c2SFreddy Xin #define AX_LEDCTRL 0x73 115e2ca90c2SFreddy Xin 116e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR 0x11 117e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR_SMASK 0xc000 118e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR_GIGA 0x8000 119e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR_100 0x4000 120e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR_FULL 0x2000 121e2ca90c2SFreddy Xin #define GMII_PHY_PHYSR_LINK 0x400 122e2ca90c2SFreddy Xin 123e2ca90c2SFreddy Xin #define GMII_LED_ACT 0x1a 124e2ca90c2SFreddy Xin #define GMII_LED_ACTIVE_MASK 0xff8f 125e2ca90c2SFreddy Xin #define GMII_LED0_ACTIVE BIT(4) 126e2ca90c2SFreddy Xin #define GMII_LED1_ACTIVE BIT(5) 127e2ca90c2SFreddy Xin #define GMII_LED2_ACTIVE BIT(6) 128e2ca90c2SFreddy Xin 129e2ca90c2SFreddy Xin #define GMII_LED_LINK 0x1c 130e2ca90c2SFreddy Xin #define GMII_LED_LINK_MASK 0xf888 131e2ca90c2SFreddy Xin #define GMII_LED0_LINK_10 BIT(0) 132e2ca90c2SFreddy Xin #define GMII_LED0_LINK_100 BIT(1) 133e2ca90c2SFreddy Xin #define GMII_LED0_LINK_1000 BIT(2) 134e2ca90c2SFreddy Xin #define GMII_LED1_LINK_10 BIT(4) 135e2ca90c2SFreddy Xin #define GMII_LED1_LINK_100 BIT(5) 136e2ca90c2SFreddy Xin #define GMII_LED1_LINK_1000 BIT(6) 137e2ca90c2SFreddy Xin #define GMII_LED2_LINK_10 BIT(8) 138e2ca90c2SFreddy Xin #define GMII_LED2_LINK_100 BIT(9) 139e2ca90c2SFreddy Xin #define GMII_LED2_LINK_1000 BIT(10) 140e2ca90c2SFreddy Xin #define LED0_ACTIVE BIT(0) 141e2ca90c2SFreddy Xin #define LED0_LINK_10 BIT(1) 142e2ca90c2SFreddy Xin #define LED0_LINK_100 BIT(2) 143e2ca90c2SFreddy Xin #define LED0_LINK_1000 BIT(3) 144e2ca90c2SFreddy Xin #define LED0_FD BIT(4) 145e2ca90c2SFreddy Xin #define LED0_USB3_MASK 0x001f 146e2ca90c2SFreddy Xin #define LED1_ACTIVE BIT(5) 147e2ca90c2SFreddy Xin #define LED1_LINK_10 BIT(6) 148e2ca90c2SFreddy Xin #define LED1_LINK_100 BIT(7) 149e2ca90c2SFreddy Xin #define LED1_LINK_1000 BIT(8) 150e2ca90c2SFreddy Xin #define LED1_FD BIT(9) 151e2ca90c2SFreddy Xin #define LED1_USB3_MASK 0x03e0 152e2ca90c2SFreddy Xin #define LED2_ACTIVE BIT(10) 153e2ca90c2SFreddy Xin #define LED2_LINK_1000 BIT(13) 154e2ca90c2SFreddy Xin #define LED2_LINK_100 BIT(12) 155e2ca90c2SFreddy Xin #define LED2_LINK_10 BIT(11) 156e2ca90c2SFreddy Xin #define LED2_FD BIT(14) 157e2ca90c2SFreddy Xin #define LED_VALID BIT(15) 158e2ca90c2SFreddy Xin #define LED2_USB3_MASK 0x7c00 159e2ca90c2SFreddy Xin 160e2ca90c2SFreddy Xin #define GMII_PHYPAGE 0x1e 161e2ca90c2SFreddy Xin #define GMII_PHY_PAGE_SELECT 0x1f 162e2ca90c2SFreddy Xin #define GMII_PHY_PGSEL_EXT 0x0007 163e2ca90c2SFreddy Xin #define GMII_PHY_PGSEL_PAGE0 0x0000 164e98d69baSFreddy Xin #define GMII_PHY_PGSEL_PAGE3 0x0003 165e98d69baSFreddy Xin #define GMII_PHY_PGSEL_PAGE5 0x0005 166e2ca90c2SFreddy Xin 1679718f9ceSJustin Chen static int ax88179_reset(struct usbnet *dev); 1689718f9ceSJustin Chen 169e2ca90c2SFreddy Xin struct ax88179_data { 170e98d69baSFreddy Xin u8 eee_enabled; 171e98d69baSFreddy Xin u8 eee_active; 172e2ca90c2SFreddy Xin u16 rxctl; 173843f9205SJustin Chen u8 in_pm; 17450505316SJustin Chen u32 wol_supported; 17550505316SJustin Chen u32 wolopts; 176aef05e34SJose Ignacio Tornos Martinez u8 disconnecting; 177e2ca90c2SFreddy Xin }; 178e2ca90c2SFreddy Xin 179e2ca90c2SFreddy Xin struct ax88179_int_data { 180e2ca90c2SFreddy Xin __le32 intdata1; 181e2ca90c2SFreddy Xin __le32 intdata2; 182e2ca90c2SFreddy Xin }; 183e2ca90c2SFreddy Xin 184e2ca90c2SFreddy Xin static const struct { 185e2ca90c2SFreddy Xin unsigned char ctrl, timer_l, timer_h, size, ifg; 186e2ca90c2SFreddy Xin } AX88179_BULKIN_SIZE[] = { 187e2ca90c2SFreddy Xin {7, 0x4f, 0, 0x12, 0xff}, 188e2ca90c2SFreddy Xin {7, 0x20, 3, 0x16, 0xff}, 189e2ca90c2SFreddy Xin {7, 0xae, 7, 0x18, 0xff}, 190e2ca90c2SFreddy Xin {7, 0xcc, 0x4c, 0x18, 8}, 191e2ca90c2SFreddy Xin }; 192e2ca90c2SFreddy Xin 193843f9205SJustin Chen static void ax88179_set_pm_mode(struct usbnet *dev, bool pm_mode) 194843f9205SJustin Chen { 1952bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 196843f9205SJustin Chen 197843f9205SJustin Chen ax179_data->in_pm = pm_mode; 198843f9205SJustin Chen } 199843f9205SJustin Chen 200843f9205SJustin Chen static int ax88179_in_pm(struct usbnet *dev) 201843f9205SJustin Chen { 2022bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 203843f9205SJustin Chen 204843f9205SJustin Chen return ax179_data->in_pm; 205843f9205SJustin Chen } 206843f9205SJustin Chen 207e2ca90c2SFreddy Xin static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 208843f9205SJustin Chen u16 size, void *data) 209e2ca90c2SFreddy Xin { 210e2ca90c2SFreddy Xin int ret; 211e2ca90c2SFreddy Xin int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); 212aef05e34SJose Ignacio Tornos Martinez struct ax88179_data *ax179_data = dev->driver_priv; 213e2ca90c2SFreddy Xin 214e2ca90c2SFreddy Xin BUG_ON(!dev); 215e2ca90c2SFreddy Xin 216843f9205SJustin Chen if (!ax88179_in_pm(dev)) 217e2ca90c2SFreddy Xin fn = usbnet_read_cmd; 218e2ca90c2SFreddy Xin else 219e2ca90c2SFreddy Xin fn = usbnet_read_cmd_nopm; 220e2ca90c2SFreddy Xin 221e2ca90c2SFreddy Xin ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 222e2ca90c2SFreddy Xin value, index, data, size); 223e2ca90c2SFreddy Xin 224aef05e34SJose Ignacio Tornos Martinez if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 225e2ca90c2SFreddy Xin netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", 226e2ca90c2SFreddy Xin index, ret); 227e2ca90c2SFreddy Xin 228e2ca90c2SFreddy Xin return ret; 229e2ca90c2SFreddy Xin } 230e2ca90c2SFreddy Xin 231e2ca90c2SFreddy Xin static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 232843f9205SJustin Chen u16 size, const void *data) 233e2ca90c2SFreddy Xin { 234e2ca90c2SFreddy Xin int ret; 235e2ca90c2SFreddy Xin int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); 236aef05e34SJose Ignacio Tornos Martinez struct ax88179_data *ax179_data = dev->driver_priv; 237e2ca90c2SFreddy Xin 238e2ca90c2SFreddy Xin BUG_ON(!dev); 239e2ca90c2SFreddy Xin 240843f9205SJustin Chen if (!ax88179_in_pm(dev)) 241e2ca90c2SFreddy Xin fn = usbnet_write_cmd; 242e2ca90c2SFreddy Xin else 243e2ca90c2SFreddy Xin fn = usbnet_write_cmd_nopm; 244e2ca90c2SFreddy Xin 245e2ca90c2SFreddy Xin ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 246e2ca90c2SFreddy Xin value, index, data, size); 247e2ca90c2SFreddy Xin 248aef05e34SJose Ignacio Tornos Martinez if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 249e2ca90c2SFreddy Xin netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", 250e2ca90c2SFreddy Xin index, ret); 251e2ca90c2SFreddy Xin 252e2ca90c2SFreddy Xin return ret; 253e2ca90c2SFreddy Xin } 254e2ca90c2SFreddy Xin 255e2ca90c2SFreddy Xin static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, 256e2ca90c2SFreddy Xin u16 index, u16 size, void *data) 257e2ca90c2SFreddy Xin { 258e2ca90c2SFreddy Xin u16 buf; 259e2ca90c2SFreddy Xin 260e2ca90c2SFreddy Xin if (2 == size) { 261e2ca90c2SFreddy Xin buf = *((u16 *)data); 262e2ca90c2SFreddy Xin cpu_to_le16s(&buf); 263e2ca90c2SFreddy Xin usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 264e2ca90c2SFreddy Xin USB_RECIP_DEVICE, value, index, &buf, 265e2ca90c2SFreddy Xin size); 266e2ca90c2SFreddy Xin } else { 267e2ca90c2SFreddy Xin usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 268e2ca90c2SFreddy Xin USB_RECIP_DEVICE, value, index, data, 269e2ca90c2SFreddy Xin size); 270e2ca90c2SFreddy Xin } 271e2ca90c2SFreddy Xin } 272e2ca90c2SFreddy Xin 273e2ca90c2SFreddy Xin static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 274e2ca90c2SFreddy Xin u16 size, void *data) 275e2ca90c2SFreddy Xin { 276e2ca90c2SFreddy Xin int ret; 277e2ca90c2SFreddy Xin 278e2ca90c2SFreddy Xin if (2 == size) { 279bd78980bSPhillip Potter u16 buf = 0; 280843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 281e2ca90c2SFreddy Xin le16_to_cpus(&buf); 282e2ca90c2SFreddy Xin *((u16 *)data) = buf; 283e2ca90c2SFreddy Xin } else if (4 == size) { 284bd78980bSPhillip Potter u32 buf = 0; 285843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 286e2ca90c2SFreddy Xin le32_to_cpus(&buf); 287e2ca90c2SFreddy Xin *((u32 *)data) = buf; 288e2ca90c2SFreddy Xin } else { 289843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, data); 290e2ca90c2SFreddy Xin } 291e2ca90c2SFreddy Xin 292e2ca90c2SFreddy Xin return ret; 293e2ca90c2SFreddy Xin } 294e2ca90c2SFreddy Xin 295e2ca90c2SFreddy Xin static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 29676660757SJakub Kicinski u16 size, const void *data) 297e2ca90c2SFreddy Xin { 298e2ca90c2SFreddy Xin int ret; 299e2ca90c2SFreddy Xin 300e2ca90c2SFreddy Xin if (2 == size) { 301e2ca90c2SFreddy Xin u16 buf; 302e2ca90c2SFreddy Xin buf = *((u16 *)data); 303e2ca90c2SFreddy Xin cpu_to_le16s(&buf); 304e2ca90c2SFreddy Xin ret = __ax88179_write_cmd(dev, cmd, value, index, 305843f9205SJustin Chen size, &buf); 306e2ca90c2SFreddy Xin } else { 307e2ca90c2SFreddy Xin ret = __ax88179_write_cmd(dev, cmd, value, index, 308843f9205SJustin Chen size, data); 309e2ca90c2SFreddy Xin } 310e2ca90c2SFreddy Xin 311e2ca90c2SFreddy Xin return ret; 312e2ca90c2SFreddy Xin } 313e2ca90c2SFreddy Xin 314e2ca90c2SFreddy Xin static void ax88179_status(struct usbnet *dev, struct urb *urb) 315e2ca90c2SFreddy Xin { 316e2ca90c2SFreddy Xin struct ax88179_int_data *event; 317e2ca90c2SFreddy Xin u32 link; 318e2ca90c2SFreddy Xin 319e2ca90c2SFreddy Xin if (urb->actual_length < 8) 320e2ca90c2SFreddy Xin return; 321e2ca90c2SFreddy Xin 322e2ca90c2SFreddy Xin event = urb->transfer_buffer; 323e2ca90c2SFreddy Xin le32_to_cpus((void *)&event->intdata1); 324e2ca90c2SFreddy Xin 325e2ca90c2SFreddy Xin link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; 326e2ca90c2SFreddy Xin 327e2ca90c2SFreddy Xin if (netif_carrier_ok(dev->net) != link) { 3287a97856eSMing Lei usbnet_link_change(dev, link, 1); 329*058722eeSJose Ignacio Tornos Martinez if (!link) 330*058722eeSJose Ignacio Tornos Martinez netdev_info(dev->net, "ax88179 - Link status is: 0\n"); 331e2ca90c2SFreddy Xin } 332e2ca90c2SFreddy Xin } 333e2ca90c2SFreddy Xin 334e2ca90c2SFreddy Xin static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) 335e2ca90c2SFreddy Xin { 336e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(netdev); 337e2ca90c2SFreddy Xin u16 res; 338e2ca90c2SFreddy Xin 339e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 340e2ca90c2SFreddy Xin return res; 341e2ca90c2SFreddy Xin } 342e2ca90c2SFreddy Xin 343e2ca90c2SFreddy Xin static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, 344e2ca90c2SFreddy Xin int val) 345e2ca90c2SFreddy Xin { 346e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(netdev); 347e2ca90c2SFreddy Xin u16 res = (u16) val; 348e2ca90c2SFreddy Xin 349e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 350e2ca90c2SFreddy Xin } 351e2ca90c2SFreddy Xin 352e98d69baSFreddy Xin static inline int ax88179_phy_mmd_indirect(struct usbnet *dev, u16 prtad, 353e98d69baSFreddy Xin u16 devad) 354e98d69baSFreddy Xin { 355e98d69baSFreddy Xin u16 tmp16; 356e98d69baSFreddy Xin int ret; 357e98d69baSFreddy Xin 358e98d69baSFreddy Xin tmp16 = devad; 359e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 360e98d69baSFreddy Xin MII_MMD_CTRL, 2, &tmp16); 361e98d69baSFreddy Xin 362e98d69baSFreddy Xin tmp16 = prtad; 363e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 364e98d69baSFreddy Xin MII_MMD_DATA, 2, &tmp16); 365e98d69baSFreddy Xin 366e98d69baSFreddy Xin tmp16 = devad | MII_MMD_CTRL_NOINCR; 367e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 368e98d69baSFreddy Xin MII_MMD_CTRL, 2, &tmp16); 369e98d69baSFreddy Xin 370e98d69baSFreddy Xin return ret; 371e98d69baSFreddy Xin } 372e98d69baSFreddy Xin 373e98d69baSFreddy Xin static int 374e98d69baSFreddy Xin ax88179_phy_read_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad) 375e98d69baSFreddy Xin { 376e98d69baSFreddy Xin int ret; 377e98d69baSFreddy Xin u16 tmp16; 378e98d69baSFreddy Xin 379e98d69baSFreddy Xin ax88179_phy_mmd_indirect(dev, prtad, devad); 380e98d69baSFreddy Xin 381e98d69baSFreddy Xin ret = ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 382e98d69baSFreddy Xin MII_MMD_DATA, 2, &tmp16); 383e98d69baSFreddy Xin if (ret < 0) 384e98d69baSFreddy Xin return ret; 385e98d69baSFreddy Xin 386e98d69baSFreddy Xin return tmp16; 387e98d69baSFreddy Xin } 388e98d69baSFreddy Xin 389e98d69baSFreddy Xin static int 390e98d69baSFreddy Xin ax88179_phy_write_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad, 391e98d69baSFreddy Xin u16 data) 392e98d69baSFreddy Xin { 393e98d69baSFreddy Xin int ret; 394e98d69baSFreddy Xin 395e98d69baSFreddy Xin ax88179_phy_mmd_indirect(dev, prtad, devad); 396e98d69baSFreddy Xin 397e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 398e98d69baSFreddy Xin MII_MMD_DATA, 2, &data); 399e98d69baSFreddy Xin 400e98d69baSFreddy Xin if (ret < 0) 401e98d69baSFreddy Xin return ret; 402e98d69baSFreddy Xin 403e98d69baSFreddy Xin return 0; 404e98d69baSFreddy Xin } 405e98d69baSFreddy Xin 406e2ca90c2SFreddy Xin static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) 407e2ca90c2SFreddy Xin { 408e2ca90c2SFreddy Xin struct usbnet *dev = usb_get_intfdata(intf); 40950505316SJustin Chen struct ax88179_data *priv = dev->driver_priv; 410e2ca90c2SFreddy Xin u16 tmp16; 411e2ca90c2SFreddy Xin u8 tmp8; 412e2ca90c2SFreddy Xin 413843f9205SJustin Chen ax88179_set_pm_mode(dev, true); 414843f9205SJustin Chen 415e2ca90c2SFreddy Xin usbnet_suspend(intf, message); 416e2ca90c2SFreddy Xin 41750505316SJustin Chen /* Enable WoL */ 41850505316SJustin Chen if (priv->wolopts) { 41950505316SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 42050505316SJustin Chen 1, 1, &tmp8); 42150505316SJustin Chen if (priv->wolopts & WAKE_PHY) 42250505316SJustin Chen tmp8 |= AX_MONITOR_MODE_RWLC; 42350505316SJustin Chen if (priv->wolopts & WAKE_MAGIC) 42450505316SJustin Chen tmp8 |= AX_MONITOR_MODE_RWMP; 42550505316SJustin Chen 42650505316SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 42750505316SJustin Chen 1, 1, &tmp8); 42850505316SJustin Chen } 42950505316SJustin Chen 430e2ca90c2SFreddy Xin /* Disable RX path */ 431843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 432e2ca90c2SFreddy Xin 2, 2, &tmp16); 433e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 434843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 435e2ca90c2SFreddy Xin 2, 2, &tmp16); 436e2ca90c2SFreddy Xin 437e2ca90c2SFreddy Xin /* Force bulk-in zero length */ 438843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 439e2ca90c2SFreddy Xin 2, 2, &tmp16); 440e2ca90c2SFreddy Xin 441e2ca90c2SFreddy Xin tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; 442843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 443e2ca90c2SFreddy Xin 2, 2, &tmp16); 444e2ca90c2SFreddy Xin 445e2ca90c2SFreddy Xin /* change clock */ 446e2ca90c2SFreddy Xin tmp8 = 0; 447843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 448e2ca90c2SFreddy Xin 449e2ca90c2SFreddy Xin /* Configure RX control register => stop operation */ 450e2ca90c2SFreddy Xin tmp16 = AX_RX_CTL_STOP; 451843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 452843f9205SJustin Chen 453843f9205SJustin Chen ax88179_set_pm_mode(dev, false); 454e2ca90c2SFreddy Xin 455e2ca90c2SFreddy Xin return 0; 456e2ca90c2SFreddy Xin } 457e2ca90c2SFreddy Xin 458e2ca90c2SFreddy Xin /* This function is used to enable the autodetach function. */ 459e2ca90c2SFreddy Xin /* This function is determined by offset 0x43 of EEPROM */ 460843f9205SJustin Chen static int ax88179_auto_detach(struct usbnet *dev) 461e2ca90c2SFreddy Xin { 462e2ca90c2SFreddy Xin u16 tmp16; 463e2ca90c2SFreddy Xin u8 tmp8; 464e2ca90c2SFreddy Xin 465843f9205SJustin Chen if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) 466e2ca90c2SFreddy Xin return 0; 467e2ca90c2SFreddy Xin 468e2ca90c2SFreddy Xin if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) 469e2ca90c2SFreddy Xin return 0; 470e2ca90c2SFreddy Xin 471e2ca90c2SFreddy Xin /* Enable Auto Detach bit */ 472e2ca90c2SFreddy Xin tmp8 = 0; 473843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 474e2ca90c2SFreddy Xin tmp8 |= AX_CLK_SELECT_ULR; 475843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 476e2ca90c2SFreddy Xin 477843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 478e2ca90c2SFreddy Xin tmp16 |= AX_PHYPWR_RSTCTL_AT; 479843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 480e2ca90c2SFreddy Xin 481e2ca90c2SFreddy Xin return 0; 482e2ca90c2SFreddy Xin } 483e2ca90c2SFreddy Xin 484e2ca90c2SFreddy Xin static int ax88179_resume(struct usb_interface *intf) 485e2ca90c2SFreddy Xin { 486e2ca90c2SFreddy Xin struct usbnet *dev = usb_get_intfdata(intf); 487e2ca90c2SFreddy Xin 488843f9205SJustin Chen ax88179_set_pm_mode(dev, true); 489843f9205SJustin Chen 4907a97856eSMing Lei usbnet_link_change(dev, 0, 0); 491e2ca90c2SFreddy Xin 492c4bf747cSJustin Chen ax88179_reset(dev); 493843f9205SJustin Chen 494843f9205SJustin Chen ax88179_set_pm_mode(dev, false); 495e2ca90c2SFreddy Xin 496e2ca90c2SFreddy Xin return usbnet_resume(intf); 497e2ca90c2SFreddy Xin } 498e2ca90c2SFreddy Xin 499aef05e34SJose Ignacio Tornos Martinez static void ax88179_disconnect(struct usb_interface *intf) 500aef05e34SJose Ignacio Tornos Martinez { 501aef05e34SJose Ignacio Tornos Martinez struct usbnet *dev = usb_get_intfdata(intf); 502aef05e34SJose Ignacio Tornos Martinez struct ax88179_data *ax179_data; 503aef05e34SJose Ignacio Tornos Martinez 504aef05e34SJose Ignacio Tornos Martinez if (!dev) 505aef05e34SJose Ignacio Tornos Martinez return; 506aef05e34SJose Ignacio Tornos Martinez 507aef05e34SJose Ignacio Tornos Martinez ax179_data = dev->driver_priv; 508aef05e34SJose Ignacio Tornos Martinez ax179_data->disconnecting = 1; 509aef05e34SJose Ignacio Tornos Martinez 510aef05e34SJose Ignacio Tornos Martinez usbnet_disconnect(intf); 511aef05e34SJose Ignacio Tornos Martinez } 512aef05e34SJose Ignacio Tornos Martinez 513e2ca90c2SFreddy Xin static void 514e2ca90c2SFreddy Xin ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 515e2ca90c2SFreddy Xin { 516e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 51750505316SJustin Chen struct ax88179_data *priv = dev->driver_priv; 518e2ca90c2SFreddy Xin 51950505316SJustin Chen wolinfo->supported = priv->wol_supported; 52050505316SJustin Chen wolinfo->wolopts = priv->wolopts; 521e2ca90c2SFreddy Xin } 522e2ca90c2SFreddy Xin 523e2ca90c2SFreddy Xin static int 524e2ca90c2SFreddy Xin ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 525e2ca90c2SFreddy Xin { 526e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 52750505316SJustin Chen struct ax88179_data *priv = dev->driver_priv; 528e2ca90c2SFreddy Xin 52950505316SJustin Chen if (wolinfo->wolopts & ~(priv->wol_supported)) 5305ba6b4aaSFlorian Fainelli return -EINVAL; 5315ba6b4aaSFlorian Fainelli 53250505316SJustin Chen priv->wolopts = wolinfo->wolopts; 533e2ca90c2SFreddy Xin 534e2ca90c2SFreddy Xin return 0; 535e2ca90c2SFreddy Xin } 536e2ca90c2SFreddy Xin 537e2ca90c2SFreddy Xin static int ax88179_get_eeprom_len(struct net_device *net) 538e2ca90c2SFreddy Xin { 539e2ca90c2SFreddy Xin return AX_EEPROM_LEN; 540e2ca90c2SFreddy Xin } 541e2ca90c2SFreddy Xin 542e2ca90c2SFreddy Xin static int 543e2ca90c2SFreddy Xin ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 544e2ca90c2SFreddy Xin u8 *data) 545e2ca90c2SFreddy Xin { 546e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 547e2ca90c2SFreddy Xin u16 *eeprom_buff; 548e2ca90c2SFreddy Xin int first_word, last_word; 549e2ca90c2SFreddy Xin int i, ret; 550e2ca90c2SFreddy Xin 551e2ca90c2SFreddy Xin if (eeprom->len == 0) 552e2ca90c2SFreddy Xin return -EINVAL; 553e2ca90c2SFreddy Xin 554e2ca90c2SFreddy Xin eeprom->magic = AX88179_EEPROM_MAGIC; 555e2ca90c2SFreddy Xin 556e2ca90c2SFreddy Xin first_word = eeprom->offset >> 1; 557e2ca90c2SFreddy Xin last_word = (eeprom->offset + eeprom->len - 1) >> 1; 5586da2ec56SKees Cook eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 559e2ca90c2SFreddy Xin GFP_KERNEL); 560e2ca90c2SFreddy Xin if (!eeprom_buff) 561e2ca90c2SFreddy Xin return -ENOMEM; 562e2ca90c2SFreddy Xin 563e2ca90c2SFreddy Xin /* ax88179/178A returns 2 bytes from eeprom on read */ 564e2ca90c2SFreddy Xin for (i = first_word; i <= last_word; i++) { 565e2ca90c2SFreddy Xin ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 566843f9205SJustin Chen &eeprom_buff[i - first_word]); 567e2ca90c2SFreddy Xin if (ret < 0) { 568e2ca90c2SFreddy Xin kfree(eeprom_buff); 569e2ca90c2SFreddy Xin return -EIO; 570e2ca90c2SFreddy Xin } 571e2ca90c2SFreddy Xin } 572e2ca90c2SFreddy Xin 573e2ca90c2SFreddy Xin memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); 574e2ca90c2SFreddy Xin kfree(eeprom_buff); 575e2ca90c2SFreddy Xin return 0; 576e2ca90c2SFreddy Xin } 577e2ca90c2SFreddy Xin 57878734404SBjorn Andersson static int 57978734404SBjorn Andersson ax88179_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 58078734404SBjorn Andersson u8 *data) 58178734404SBjorn Andersson { 58278734404SBjorn Andersson struct usbnet *dev = netdev_priv(net); 58378734404SBjorn Andersson u16 *eeprom_buff; 58478734404SBjorn Andersson int first_word; 58578734404SBjorn Andersson int last_word; 58678734404SBjorn Andersson int ret; 58778734404SBjorn Andersson int i; 58878734404SBjorn Andersson 58978734404SBjorn Andersson netdev_dbg(net, "write EEPROM len %d, offset %d, magic 0x%x\n", 59078734404SBjorn Andersson eeprom->len, eeprom->offset, eeprom->magic); 59178734404SBjorn Andersson 59278734404SBjorn Andersson if (eeprom->len == 0) 59378734404SBjorn Andersson return -EINVAL; 59478734404SBjorn Andersson 59578734404SBjorn Andersson if (eeprom->magic != AX88179_EEPROM_MAGIC) 59678734404SBjorn Andersson return -EINVAL; 59778734404SBjorn Andersson 59878734404SBjorn Andersson first_word = eeprom->offset >> 1; 59978734404SBjorn Andersson last_word = (eeprom->offset + eeprom->len - 1) >> 1; 60078734404SBjorn Andersson 60178734404SBjorn Andersson eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 60278734404SBjorn Andersson GFP_KERNEL); 60378734404SBjorn Andersson if (!eeprom_buff) 60478734404SBjorn Andersson return -ENOMEM; 60578734404SBjorn Andersson 60678734404SBjorn Andersson /* align data to 16 bit boundaries, read the missing data from 60778734404SBjorn Andersson the EEPROM */ 60878734404SBjorn Andersson if (eeprom->offset & 1) { 60978734404SBjorn Andersson ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, first_word, 1, 2, 61078734404SBjorn Andersson &eeprom_buff[0]); 61178734404SBjorn Andersson if (ret < 0) { 61278734404SBjorn Andersson netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", first_word); 61378734404SBjorn Andersson goto free; 61478734404SBjorn Andersson } 61578734404SBjorn Andersson } 61678734404SBjorn Andersson 61778734404SBjorn Andersson if ((eeprom->offset + eeprom->len) & 1) { 61878734404SBjorn Andersson ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, last_word, 1, 2, 61978734404SBjorn Andersson &eeprom_buff[last_word - first_word]); 62078734404SBjorn Andersson if (ret < 0) { 62178734404SBjorn Andersson netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", last_word); 62278734404SBjorn Andersson goto free; 62378734404SBjorn Andersson } 62478734404SBjorn Andersson } 62578734404SBjorn Andersson 62678734404SBjorn Andersson memcpy((u8 *)eeprom_buff + (eeprom->offset & 1), data, eeprom->len); 62778734404SBjorn Andersson 62878734404SBjorn Andersson for (i = first_word; i <= last_word; i++) { 62978734404SBjorn Andersson netdev_dbg(net, "write to EEPROM at offset 0x%02x, data 0x%04x\n", 63078734404SBjorn Andersson i, eeprom_buff[i - first_word]); 63178734404SBjorn Andersson ret = ax88179_write_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 63278734404SBjorn Andersson &eeprom_buff[i - first_word]); 63378734404SBjorn Andersson if (ret < 0) { 63478734404SBjorn Andersson netdev_err(net, "Failed to write EEPROM at offset 0x%02x.\n", i); 63578734404SBjorn Andersson goto free; 63678734404SBjorn Andersson } 63778734404SBjorn Andersson msleep(20); 63878734404SBjorn Andersson } 63978734404SBjorn Andersson 64078734404SBjorn Andersson /* reload EEPROM data */ 64178734404SBjorn Andersson ret = ax88179_write_cmd(dev, AX_RELOAD_EEPROM_EFUSE, 0x0000, 0, 0, NULL); 64278734404SBjorn Andersson if (ret < 0) { 64378734404SBjorn Andersson netdev_err(net, "Failed to reload EEPROM data\n"); 64478734404SBjorn Andersson goto free; 64578734404SBjorn Andersson } 64678734404SBjorn Andersson 64778734404SBjorn Andersson ret = 0; 64878734404SBjorn Andersson free: 64978734404SBjorn Andersson kfree(eeprom_buff); 65078734404SBjorn Andersson return ret; 65178734404SBjorn Andersson } 65278734404SBjorn Andersson 6533c9b803bSPhilippe Reynes static int ax88179_get_link_ksettings(struct net_device *net, 6543c9b803bSPhilippe Reynes struct ethtool_link_ksettings *cmd) 655e2ca90c2SFreddy Xin { 656e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 65782c01a84Syuval.shaia@oracle.com 65882c01a84Syuval.shaia@oracle.com mii_ethtool_get_link_ksettings(&dev->mii, cmd); 65982c01a84Syuval.shaia@oracle.com 66082c01a84Syuval.shaia@oracle.com return 0; 661e2ca90c2SFreddy Xin } 662e2ca90c2SFreddy Xin 6633c9b803bSPhilippe Reynes static int ax88179_set_link_ksettings(struct net_device *net, 6643c9b803bSPhilippe Reynes const struct ethtool_link_ksettings *cmd) 665e2ca90c2SFreddy Xin { 666e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 6673c9b803bSPhilippe Reynes return mii_ethtool_set_link_ksettings(&dev->mii, cmd); 668e2ca90c2SFreddy Xin } 669e2ca90c2SFreddy Xin 670e98d69baSFreddy Xin static int 671d80a5233SHeiner Kallweit ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_keee *data) 672e98d69baSFreddy Xin { 673e98d69baSFreddy Xin int val; 674e98d69baSFreddy Xin 675e98d69baSFreddy Xin /* Get Supported EEE */ 676e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_PCS_EEE_ABLE, 677e98d69baSFreddy Xin MDIO_MMD_PCS); 678e98d69baSFreddy Xin if (val < 0) 679e98d69baSFreddy Xin return val; 68093e6da6cSAndrew Lunn mii_eee_cap1_mod_linkmode_t(data->supported, val); 681e98d69baSFreddy Xin 682e98d69baSFreddy Xin /* Get advertisement EEE */ 683e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_ADV, 684e98d69baSFreddy Xin MDIO_MMD_AN); 685e98d69baSFreddy Xin if (val < 0) 686e98d69baSFreddy Xin return val; 68793e6da6cSAndrew Lunn mii_eee_cap1_mod_linkmode_t(data->advertised, val); 688e98d69baSFreddy Xin 689e98d69baSFreddy Xin /* Get LP advertisement EEE */ 690e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_LPABLE, 691e98d69baSFreddy Xin MDIO_MMD_AN); 692e98d69baSFreddy Xin if (val < 0) 693e98d69baSFreddy Xin return val; 69493e6da6cSAndrew Lunn mii_eee_cap1_mod_linkmode_t(data->lp_advertised, val); 695e98d69baSFreddy Xin 696e98d69baSFreddy Xin return 0; 697e98d69baSFreddy Xin } 698e98d69baSFreddy Xin 699e98d69baSFreddy Xin static int 700d80a5233SHeiner Kallweit ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_keee *data) 701e98d69baSFreddy Xin { 70293e6da6cSAndrew Lunn u16 tmp16 = linkmode_to_mii_eee_cap1_t(data->advertised); 703e98d69baSFreddy Xin 704e98d69baSFreddy Xin return ax88179_phy_write_mmd_indirect(dev, MDIO_AN_EEE_ADV, 705e98d69baSFreddy Xin MDIO_MMD_AN, tmp16); 706e98d69baSFreddy Xin } 707e98d69baSFreddy Xin 708e98d69baSFreddy Xin static int ax88179_chk_eee(struct usbnet *dev) 709e98d69baSFreddy Xin { 710e98d69baSFreddy Xin struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET }; 7112bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 712e98d69baSFreddy Xin 713e98d69baSFreddy Xin mii_ethtool_gset(&dev->mii, &ecmd); 714e98d69baSFreddy Xin 715e98d69baSFreddy Xin if (ecmd.duplex & DUPLEX_FULL) { 716e98d69baSFreddy Xin int eee_lp, eee_cap, eee_adv; 717e98d69baSFreddy Xin u32 lp, cap, adv, supported = 0; 718e98d69baSFreddy Xin 719e98d69baSFreddy Xin eee_cap = ax88179_phy_read_mmd_indirect(dev, 720e98d69baSFreddy Xin MDIO_PCS_EEE_ABLE, 721e98d69baSFreddy Xin MDIO_MMD_PCS); 722e98d69baSFreddy Xin if (eee_cap < 0) { 723e98d69baSFreddy Xin priv->eee_active = 0; 724e98d69baSFreddy Xin return false; 725e98d69baSFreddy Xin } 726e98d69baSFreddy Xin 727e98d69baSFreddy Xin cap = mmd_eee_cap_to_ethtool_sup_t(eee_cap); 728e98d69baSFreddy Xin if (!cap) { 729e98d69baSFreddy Xin priv->eee_active = 0; 730e98d69baSFreddy Xin return false; 731e98d69baSFreddy Xin } 732e98d69baSFreddy Xin 733e98d69baSFreddy Xin eee_lp = ax88179_phy_read_mmd_indirect(dev, 734e98d69baSFreddy Xin MDIO_AN_EEE_LPABLE, 735e98d69baSFreddy Xin MDIO_MMD_AN); 736e98d69baSFreddy Xin if (eee_lp < 0) { 737e98d69baSFreddy Xin priv->eee_active = 0; 738e98d69baSFreddy Xin return false; 739e98d69baSFreddy Xin } 740e98d69baSFreddy Xin 741e98d69baSFreddy Xin eee_adv = ax88179_phy_read_mmd_indirect(dev, 742e98d69baSFreddy Xin MDIO_AN_EEE_ADV, 743e98d69baSFreddy Xin MDIO_MMD_AN); 744e98d69baSFreddy Xin 745e98d69baSFreddy Xin if (eee_adv < 0) { 746e98d69baSFreddy Xin priv->eee_active = 0; 747e98d69baSFreddy Xin return false; 748e98d69baSFreddy Xin } 749e98d69baSFreddy Xin 750e98d69baSFreddy Xin adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv); 751e98d69baSFreddy Xin lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp); 752e98d69baSFreddy Xin supported = (ecmd.speed == SPEED_1000) ? 753e98d69baSFreddy Xin SUPPORTED_1000baseT_Full : 754e98d69baSFreddy Xin SUPPORTED_100baseT_Full; 755e98d69baSFreddy Xin 756e98d69baSFreddy Xin if (!(lp & adv & supported)) { 757e98d69baSFreddy Xin priv->eee_active = 0; 758e98d69baSFreddy Xin return false; 759e98d69baSFreddy Xin } 760e98d69baSFreddy Xin 761e98d69baSFreddy Xin priv->eee_active = 1; 762e98d69baSFreddy Xin return true; 763e98d69baSFreddy Xin } 764e98d69baSFreddy Xin 765e98d69baSFreddy Xin priv->eee_active = 0; 766e98d69baSFreddy Xin return false; 767e98d69baSFreddy Xin } 768e98d69baSFreddy Xin 769e98d69baSFreddy Xin static void ax88179_disable_eee(struct usbnet *dev) 770e98d69baSFreddy Xin { 771e98d69baSFreddy Xin u16 tmp16; 772e98d69baSFreddy Xin 773e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE3; 774e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 775e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 776e98d69baSFreddy Xin 777e98d69baSFreddy Xin tmp16 = 0x3246; 778e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 779e98d69baSFreddy Xin MII_PHYADDR, 2, &tmp16); 780e98d69baSFreddy Xin 781e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE0; 782e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 783e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 784e98d69baSFreddy Xin } 785e98d69baSFreddy Xin 786e98d69baSFreddy Xin static void ax88179_enable_eee(struct usbnet *dev) 787e98d69baSFreddy Xin { 788e98d69baSFreddy Xin u16 tmp16; 789e98d69baSFreddy Xin 790e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE3; 791e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 792e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 793e98d69baSFreddy Xin 794e98d69baSFreddy Xin tmp16 = 0x3247; 795e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 796e98d69baSFreddy Xin MII_PHYADDR, 2, &tmp16); 797e98d69baSFreddy Xin 798e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE5; 799e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 800e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 801e98d69baSFreddy Xin 802e98d69baSFreddy Xin tmp16 = 0x0680; 803e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 804e98d69baSFreddy Xin MII_BMSR, 2, &tmp16); 805e98d69baSFreddy Xin 806e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE0; 807e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 808e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 809e98d69baSFreddy Xin } 810e98d69baSFreddy Xin 811d80a5233SHeiner Kallweit static int ax88179_get_eee(struct net_device *net, struct ethtool_keee *edata) 812e98d69baSFreddy Xin { 813e98d69baSFreddy Xin struct usbnet *dev = netdev_priv(net); 8142bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 815e98d69baSFreddy Xin 816e98d69baSFreddy Xin edata->eee_enabled = priv->eee_enabled; 817e98d69baSFreddy Xin edata->eee_active = priv->eee_active; 818e98d69baSFreddy Xin 819e98d69baSFreddy Xin return ax88179_ethtool_get_eee(dev, edata); 820e98d69baSFreddy Xin } 821e98d69baSFreddy Xin 822d80a5233SHeiner Kallweit static int ax88179_set_eee(struct net_device *net, struct ethtool_keee *edata) 823e98d69baSFreddy Xin { 824e98d69baSFreddy Xin struct usbnet *dev = netdev_priv(net); 8252bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 826d728e640SColin Ian King int ret; 827e98d69baSFreddy Xin 828e98d69baSFreddy Xin priv->eee_enabled = edata->eee_enabled; 829e98d69baSFreddy Xin if (!priv->eee_enabled) { 830e98d69baSFreddy Xin ax88179_disable_eee(dev); 831e98d69baSFreddy Xin } else { 832e98d69baSFreddy Xin priv->eee_enabled = ax88179_chk_eee(dev); 833e98d69baSFreddy Xin if (!priv->eee_enabled) 834e98d69baSFreddy Xin return -EOPNOTSUPP; 835e98d69baSFreddy Xin 836e98d69baSFreddy Xin ax88179_enable_eee(dev); 837e98d69baSFreddy Xin } 838e98d69baSFreddy Xin 839e98d69baSFreddy Xin ret = ax88179_ethtool_set_eee(dev, edata); 840e98d69baSFreddy Xin if (ret) 841e98d69baSFreddy Xin return ret; 842e98d69baSFreddy Xin 843e98d69baSFreddy Xin mii_nway_restart(&dev->mii); 844e98d69baSFreddy Xin 845e98d69baSFreddy Xin usbnet_link_change(dev, 0, 0); 846e98d69baSFreddy Xin 847e98d69baSFreddy Xin return ret; 848e98d69baSFreddy Xin } 849e2ca90c2SFreddy Xin 850e2ca90c2SFreddy Xin static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) 851e2ca90c2SFreddy Xin { 852e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 853e2ca90c2SFreddy Xin return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); 854e2ca90c2SFreddy Xin } 855e2ca90c2SFreddy Xin 856e2ca90c2SFreddy Xin static const struct ethtool_ops ax88179_ethtool_ops = { 857e2ca90c2SFreddy Xin .get_link = ethtool_op_get_link, 858e2ca90c2SFreddy Xin .get_msglevel = usbnet_get_msglevel, 859e2ca90c2SFreddy Xin .set_msglevel = usbnet_set_msglevel, 860e2ca90c2SFreddy Xin .get_wol = ax88179_get_wol, 861e2ca90c2SFreddy Xin .set_wol = ax88179_set_wol, 862e2ca90c2SFreddy Xin .get_eeprom_len = ax88179_get_eeprom_len, 863e2ca90c2SFreddy Xin .get_eeprom = ax88179_get_eeprom, 86478734404SBjorn Andersson .set_eeprom = ax88179_set_eeprom, 865e98d69baSFreddy Xin .get_eee = ax88179_get_eee, 866e98d69baSFreddy Xin .set_eee = ax88179_set_eee, 867e2ca90c2SFreddy Xin .nway_reset = usbnet_nway_reset, 8683c9b803bSPhilippe Reynes .get_link_ksettings = ax88179_get_link_ksettings, 8693c9b803bSPhilippe Reynes .set_link_ksettings = ax88179_set_link_ksettings, 870dc83ef22SAndreas K. Besslein .get_ts_info = ethtool_op_get_ts_info, 871e2ca90c2SFreddy Xin }; 872e2ca90c2SFreddy Xin 873e2ca90c2SFreddy Xin static void ax88179_set_multicast(struct net_device *net) 874e2ca90c2SFreddy Xin { 875e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 8762bcbd3d8SJustin Chen struct ax88179_data *data = dev->driver_priv; 8772bcbd3d8SJustin Chen u8 *m_filter = ((u8 *)dev->data); 878e2ca90c2SFreddy Xin 879e2ca90c2SFreddy Xin data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); 880e2ca90c2SFreddy Xin 881e2ca90c2SFreddy Xin if (net->flags & IFF_PROMISC) { 882e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_PRO; 883e2ca90c2SFreddy Xin } else if (net->flags & IFF_ALLMULTI || 884e2ca90c2SFreddy Xin netdev_mc_count(net) > AX_MAX_MCAST) { 885e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_AMALL; 886e2ca90c2SFreddy Xin } else if (netdev_mc_empty(net)) { 887e2ca90c2SFreddy Xin /* just broadcast and directed */ 888e2ca90c2SFreddy Xin } else { 8892bcbd3d8SJustin Chen /* We use dev->data for our 8 byte filter buffer 890e2ca90c2SFreddy Xin * to avoid allocating memory that is tricky to free later 891e2ca90c2SFreddy Xin */ 892e2ca90c2SFreddy Xin u32 crc_bits; 893e2ca90c2SFreddy Xin struct netdev_hw_addr *ha; 894e2ca90c2SFreddy Xin 895e2ca90c2SFreddy Xin memset(m_filter, 0, AX_MCAST_FLTSIZE); 896e2ca90c2SFreddy Xin 897e2ca90c2SFreddy Xin netdev_for_each_mc_addr(ha, net) { 898e2ca90c2SFreddy Xin crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; 899e2ca90c2SFreddy Xin *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); 900e2ca90c2SFreddy Xin } 901e2ca90c2SFreddy Xin 902e2ca90c2SFreddy Xin ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, 903e2ca90c2SFreddy Xin AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, 904e2ca90c2SFreddy Xin m_filter); 905e2ca90c2SFreddy Xin 906e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_AM; 907e2ca90c2SFreddy Xin } 908e2ca90c2SFreddy Xin 909e2ca90c2SFreddy Xin ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, 910e2ca90c2SFreddy Xin 2, 2, &data->rxctl); 911e2ca90c2SFreddy Xin } 912e2ca90c2SFreddy Xin 913e2ca90c2SFreddy Xin static int 914e2ca90c2SFreddy Xin ax88179_set_features(struct net_device *net, netdev_features_t features) 915e2ca90c2SFreddy Xin { 916e2ca90c2SFreddy Xin u8 tmp; 917e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 918e2ca90c2SFreddy Xin netdev_features_t changed = net->features ^ features; 919e2ca90c2SFreddy Xin 920e2ca90c2SFreddy Xin if (changed & NETIF_F_IP_CSUM) { 921e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 922e2ca90c2SFreddy Xin tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; 923e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 924e2ca90c2SFreddy Xin } 925e2ca90c2SFreddy Xin 926e2ca90c2SFreddy Xin if (changed & NETIF_F_IPV6_CSUM) { 927e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 928e2ca90c2SFreddy Xin tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 929e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 930e2ca90c2SFreddy Xin } 931e2ca90c2SFreddy Xin 932e2ca90c2SFreddy Xin if (changed & NETIF_F_RXCSUM) { 933e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 934e2ca90c2SFreddy Xin tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 935e2ca90c2SFreddy Xin AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 936e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 937e2ca90c2SFreddy Xin } 938e2ca90c2SFreddy Xin 939e2ca90c2SFreddy Xin return 0; 940e2ca90c2SFreddy Xin } 941e2ca90c2SFreddy Xin 942e2ca90c2SFreddy Xin static int ax88179_change_mtu(struct net_device *net, int new_mtu) 943e2ca90c2SFreddy Xin { 944e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 945e2ca90c2SFreddy Xin u16 tmp16; 946e2ca90c2SFreddy Xin 9471eb2cdedSEric Dumazet WRITE_ONCE(net->mtu, new_mtu); 948e2ca90c2SFreddy Xin dev->hard_mtu = net->mtu + net->hard_header_len; 949e2ca90c2SFreddy Xin 950e2ca90c2SFreddy Xin if (net->mtu > 1500) { 951e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 952e2ca90c2SFreddy Xin 2, 2, &tmp16); 953e2ca90c2SFreddy Xin tmp16 |= AX_MEDIUM_JUMBO_EN; 954e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 955e2ca90c2SFreddy Xin 2, 2, &tmp16); 956e2ca90c2SFreddy Xin } else { 957e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 958e2ca90c2SFreddy Xin 2, 2, &tmp16); 959e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_JUMBO_EN; 960e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 961e2ca90c2SFreddy Xin 2, 2, &tmp16); 962e2ca90c2SFreddy Xin } 963e2ca90c2SFreddy Xin 964a88c32aeSMing Lei /* max qlen depend on hard_mtu and rx_urb_size */ 965a88c32aeSMing Lei usbnet_update_max_qlen(dev); 966a88c32aeSMing Lei 967e2ca90c2SFreddy Xin return 0; 968e2ca90c2SFreddy Xin } 969e2ca90c2SFreddy Xin 970e2ca90c2SFreddy Xin static int ax88179_set_mac_addr(struct net_device *net, void *p) 971e2ca90c2SFreddy Xin { 972e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 973e2ca90c2SFreddy Xin struct sockaddr *addr = p; 97495ff8868SIan Morgan int ret; 975e2ca90c2SFreddy Xin 976e2ca90c2SFreddy Xin if (netif_running(net)) 977e2ca90c2SFreddy Xin return -EBUSY; 978e2ca90c2SFreddy Xin if (!is_valid_ether_addr(addr->sa_data)) 979e2ca90c2SFreddy Xin return -EADDRNOTAVAIL; 980e2ca90c2SFreddy Xin 98116813717SJakub Kicinski eth_hw_addr_set(net, addr->sa_data); 982e2ca90c2SFreddy Xin 983e2ca90c2SFreddy Xin /* Set the MAC address */ 98495ff8868SIan Morgan ret = ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 985e2ca90c2SFreddy Xin ETH_ALEN, net->dev_addr); 98695ff8868SIan Morgan if (ret < 0) 98795ff8868SIan Morgan return ret; 98895ff8868SIan Morgan 98995ff8868SIan Morgan return 0; 990e2ca90c2SFreddy Xin } 991e2ca90c2SFreddy Xin 992e2ca90c2SFreddy Xin static const struct net_device_ops ax88179_netdev_ops = { 993e2ca90c2SFreddy Xin .ndo_open = usbnet_open, 994e2ca90c2SFreddy Xin .ndo_stop = usbnet_stop, 995e2ca90c2SFreddy Xin .ndo_start_xmit = usbnet_start_xmit, 996e2ca90c2SFreddy Xin .ndo_tx_timeout = usbnet_tx_timeout, 997323955a0SHeiner Kallweit .ndo_get_stats64 = dev_get_tstats64, 998e2ca90c2SFreddy Xin .ndo_change_mtu = ax88179_change_mtu, 999e2ca90c2SFreddy Xin .ndo_set_mac_address = ax88179_set_mac_addr, 1000e2ca90c2SFreddy Xin .ndo_validate_addr = eth_validate_addr, 1001a7605370SArnd Bergmann .ndo_eth_ioctl = ax88179_ioctl, 1002e2ca90c2SFreddy Xin .ndo_set_rx_mode = ax88179_set_multicast, 1003e2ca90c2SFreddy Xin .ndo_set_features = ax88179_set_features, 1004e2ca90c2SFreddy Xin }; 1005e2ca90c2SFreddy Xin 1006e2ca90c2SFreddy Xin static int ax88179_check_eeprom(struct usbnet *dev) 1007e2ca90c2SFreddy Xin { 1008e2ca90c2SFreddy Xin u8 i, buf, eeprom[20]; 1009e2ca90c2SFreddy Xin u16 csum, delay = HZ / 10; 1010e2ca90c2SFreddy Xin unsigned long jtimeout; 1011e2ca90c2SFreddy Xin 1012e2ca90c2SFreddy Xin /* Read EEPROM content */ 1013e2ca90c2SFreddy Xin for (i = 0; i < 6; i++) { 1014e2ca90c2SFreddy Xin buf = i; 1015e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1016e2ca90c2SFreddy Xin 1, 1, &buf) < 0) 1017e2ca90c2SFreddy Xin return -EINVAL; 1018e2ca90c2SFreddy Xin 1019e2ca90c2SFreddy Xin buf = EEP_RD; 1020e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1021e2ca90c2SFreddy Xin 1, 1, &buf) < 0) 1022e2ca90c2SFreddy Xin return -EINVAL; 1023e2ca90c2SFreddy Xin 1024e2ca90c2SFreddy Xin jtimeout = jiffies + delay; 1025e2ca90c2SFreddy Xin do { 1026e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1027e2ca90c2SFreddy Xin 1, 1, &buf); 1028e2ca90c2SFreddy Xin 1029e2ca90c2SFreddy Xin if (time_after(jiffies, jtimeout)) 1030e2ca90c2SFreddy Xin return -EINVAL; 1031e2ca90c2SFreddy Xin 1032e2ca90c2SFreddy Xin } while (buf & EEP_BUSY); 1033e2ca90c2SFreddy Xin 1034e2ca90c2SFreddy Xin __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1035843f9205SJustin Chen 2, 2, &eeprom[i * 2]); 1036e2ca90c2SFreddy Xin 1037e2ca90c2SFreddy Xin if ((i == 0) && (eeprom[0] == 0xFF)) 1038e2ca90c2SFreddy Xin return -EINVAL; 1039e2ca90c2SFreddy Xin } 1040e2ca90c2SFreddy Xin 1041e2ca90c2SFreddy Xin csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; 1042e2ca90c2SFreddy Xin csum = (csum >> 8) + (csum & 0xff); 1043e2ca90c2SFreddy Xin if ((csum + eeprom[10]) != 0xff) 1044e2ca90c2SFreddy Xin return -EINVAL; 1045e2ca90c2SFreddy Xin 1046e2ca90c2SFreddy Xin return 0; 1047e2ca90c2SFreddy Xin } 1048e2ca90c2SFreddy Xin 1049e2ca90c2SFreddy Xin static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) 1050e2ca90c2SFreddy Xin { 1051e2ca90c2SFreddy Xin u8 i; 1052e2ca90c2SFreddy Xin u8 efuse[64]; 1053e2ca90c2SFreddy Xin u16 csum = 0; 1054e2ca90c2SFreddy Xin 1055e2ca90c2SFreddy Xin if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) 1056e2ca90c2SFreddy Xin return -EINVAL; 1057e2ca90c2SFreddy Xin 1058e2ca90c2SFreddy Xin if (*efuse == 0xFF) 1059e2ca90c2SFreddy Xin return -EINVAL; 1060e2ca90c2SFreddy Xin 1061e2ca90c2SFreddy Xin for (i = 0; i < 64; i++) 1062e2ca90c2SFreddy Xin csum = csum + efuse[i]; 1063e2ca90c2SFreddy Xin 1064e2ca90c2SFreddy Xin while (csum > 255) 1065e2ca90c2SFreddy Xin csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); 1066e2ca90c2SFreddy Xin 1067e2ca90c2SFreddy Xin if (csum != 0xFF) 1068e2ca90c2SFreddy Xin return -EINVAL; 1069e2ca90c2SFreddy Xin 1070e2ca90c2SFreddy Xin *ledmode = (efuse[51] << 8) | efuse[52]; 1071e2ca90c2SFreddy Xin 1072e2ca90c2SFreddy Xin return 0; 1073e2ca90c2SFreddy Xin } 1074e2ca90c2SFreddy Xin 1075e2ca90c2SFreddy Xin static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) 1076e2ca90c2SFreddy Xin { 1077e2ca90c2SFreddy Xin u16 led; 1078e2ca90c2SFreddy Xin 1079e2ca90c2SFreddy Xin /* Loaded the old eFuse LED Mode */ 1080e2ca90c2SFreddy Xin if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) 1081e2ca90c2SFreddy Xin return -EINVAL; 1082e2ca90c2SFreddy Xin 1083e2ca90c2SFreddy Xin led >>= 8; 1084e2ca90c2SFreddy Xin switch (led) { 1085e2ca90c2SFreddy Xin case 0xFF: 1086e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | 1087e2ca90c2SFreddy Xin LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | 1088e2ca90c2SFreddy Xin LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; 1089e2ca90c2SFreddy Xin break; 1090e2ca90c2SFreddy Xin case 0xFE: 1091e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; 1092e2ca90c2SFreddy Xin break; 1093e2ca90c2SFreddy Xin case 0xFD: 1094e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | 1095e2ca90c2SFreddy Xin LED2_LINK_10 | LED_VALID; 1096e2ca90c2SFreddy Xin break; 1097e2ca90c2SFreddy Xin case 0xFC: 1098e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | 1099e2ca90c2SFreddy Xin LED2_LINK_100 | LED2_LINK_10 | LED_VALID; 1100e2ca90c2SFreddy Xin break; 1101e2ca90c2SFreddy Xin default: 1102e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | 1103e2ca90c2SFreddy Xin LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | 1104e2ca90c2SFreddy Xin LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; 1105e2ca90c2SFreddy Xin break; 1106e2ca90c2SFreddy Xin } 1107e2ca90c2SFreddy Xin 1108e2ca90c2SFreddy Xin *ledvalue = led; 1109e2ca90c2SFreddy Xin 1110e2ca90c2SFreddy Xin return 0; 1111e2ca90c2SFreddy Xin } 1112e2ca90c2SFreddy Xin 1113e2ca90c2SFreddy Xin static int ax88179_led_setting(struct usbnet *dev) 1114e2ca90c2SFreddy Xin { 1115e2ca90c2SFreddy Xin u8 ledfd, value = 0; 1116e2ca90c2SFreddy Xin u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; 1117e2ca90c2SFreddy Xin unsigned long jtimeout; 1118e2ca90c2SFreddy Xin 1119e2ca90c2SFreddy Xin /* Check AX88179 version. UA1 or UA2*/ 1120e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); 1121e2ca90c2SFreddy Xin 1122e2ca90c2SFreddy Xin if (!(value & AX_SECLD)) { /* UA1 */ 1123e2ca90c2SFreddy Xin value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | 1124e2ca90c2SFreddy Xin AX_GPIO_CTRL_GPIO1EN; 1125e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, 1126e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1127e2ca90c2SFreddy Xin return -EINVAL; 1128e2ca90c2SFreddy Xin } 1129e2ca90c2SFreddy Xin 1130e2ca90c2SFreddy Xin /* Check EEPROM */ 1131e2ca90c2SFreddy Xin if (!ax88179_check_eeprom(dev)) { 1132e2ca90c2SFreddy Xin value = 0x42; 1133e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1134e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1135e2ca90c2SFreddy Xin return -EINVAL; 1136e2ca90c2SFreddy Xin 1137e2ca90c2SFreddy Xin value = EEP_RD; 1138e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1139e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1140e2ca90c2SFreddy Xin return -EINVAL; 1141e2ca90c2SFreddy Xin 1142e2ca90c2SFreddy Xin jtimeout = jiffies + delay; 1143e2ca90c2SFreddy Xin do { 1144e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1145e2ca90c2SFreddy Xin 1, 1, &value); 1146e2ca90c2SFreddy Xin 1147e2ca90c2SFreddy Xin if (time_after(jiffies, jtimeout)) 1148e2ca90c2SFreddy Xin return -EINVAL; 1149e2ca90c2SFreddy Xin 1150e2ca90c2SFreddy Xin } while (value & EEP_BUSY); 1151e2ca90c2SFreddy Xin 1152e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, 1153e2ca90c2SFreddy Xin 1, 1, &value); 1154e2ca90c2SFreddy Xin ledvalue = (value << 8); 1155e2ca90c2SFreddy Xin 1156e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1157e2ca90c2SFreddy Xin 1, 1, &value); 1158e2ca90c2SFreddy Xin ledvalue |= value; 1159e2ca90c2SFreddy Xin 1160e2ca90c2SFreddy Xin /* load internal ROM for defaule setting */ 1161e2ca90c2SFreddy Xin if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1162e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1163e2ca90c2SFreddy Xin 1164e2ca90c2SFreddy Xin } else if (!ax88179_check_efuse(dev, &ledvalue)) { 1165e2ca90c2SFreddy Xin if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1166e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1167e2ca90c2SFreddy Xin } else { 1168e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1169e2ca90c2SFreddy Xin } 1170e2ca90c2SFreddy Xin 1171e2ca90c2SFreddy Xin tmp = GMII_PHY_PGSEL_EXT; 1172e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1173e2ca90c2SFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp); 1174e2ca90c2SFreddy Xin 1175e2ca90c2SFreddy Xin tmp = 0x2c; 1176e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1177e2ca90c2SFreddy Xin GMII_PHYPAGE, 2, &tmp); 1178e2ca90c2SFreddy Xin 1179e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1180e2ca90c2SFreddy Xin GMII_LED_ACT, 2, &ledact); 1181e2ca90c2SFreddy Xin 1182e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1183e2ca90c2SFreddy Xin GMII_LED_LINK, 2, &ledlink); 1184e2ca90c2SFreddy Xin 1185e2ca90c2SFreddy Xin ledact &= GMII_LED_ACTIVE_MASK; 1186e2ca90c2SFreddy Xin ledlink &= GMII_LED_LINK_MASK; 1187e2ca90c2SFreddy Xin 1188e2ca90c2SFreddy Xin if (ledvalue & LED0_ACTIVE) 1189e2ca90c2SFreddy Xin ledact |= GMII_LED0_ACTIVE; 1190e2ca90c2SFreddy Xin 1191e2ca90c2SFreddy Xin if (ledvalue & LED1_ACTIVE) 1192e2ca90c2SFreddy Xin ledact |= GMII_LED1_ACTIVE; 1193e2ca90c2SFreddy Xin 1194e2ca90c2SFreddy Xin if (ledvalue & LED2_ACTIVE) 1195e2ca90c2SFreddy Xin ledact |= GMII_LED2_ACTIVE; 1196e2ca90c2SFreddy Xin 1197e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_10) 1198e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_10; 1199e2ca90c2SFreddy Xin 1200e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_10) 1201e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_10; 1202e2ca90c2SFreddy Xin 1203e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_10) 1204e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_10; 1205e2ca90c2SFreddy Xin 1206e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_100) 1207e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_100; 1208e2ca90c2SFreddy Xin 1209e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_100) 1210e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_100; 1211e2ca90c2SFreddy Xin 1212e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_100) 1213e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_100; 1214e2ca90c2SFreddy Xin 1215e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_1000) 1216e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_1000; 1217e2ca90c2SFreddy Xin 1218e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_1000) 1219e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_1000; 1220e2ca90c2SFreddy Xin 1221e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_1000) 1222e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_1000; 1223e2ca90c2SFreddy Xin 1224e2ca90c2SFreddy Xin tmp = ledact; 1225e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1226e2ca90c2SFreddy Xin GMII_LED_ACT, 2, &tmp); 1227e2ca90c2SFreddy Xin 1228e2ca90c2SFreddy Xin tmp = ledlink; 1229e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1230e2ca90c2SFreddy Xin GMII_LED_LINK, 2, &tmp); 1231e2ca90c2SFreddy Xin 1232e2ca90c2SFreddy Xin tmp = GMII_PHY_PGSEL_PAGE0; 1233e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1234e2ca90c2SFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp); 1235e2ca90c2SFreddy Xin 1236e2ca90c2SFreddy Xin /* LED full duplex setting */ 1237e2ca90c2SFreddy Xin ledfd = 0; 1238e2ca90c2SFreddy Xin if (ledvalue & LED0_FD) 1239e2ca90c2SFreddy Xin ledfd |= 0x01; 1240e2ca90c2SFreddy Xin else if ((ledvalue & LED0_USB3_MASK) == 0) 1241e2ca90c2SFreddy Xin ledfd |= 0x02; 1242e2ca90c2SFreddy Xin 1243e2ca90c2SFreddy Xin if (ledvalue & LED1_FD) 1244e2ca90c2SFreddy Xin ledfd |= 0x04; 1245e2ca90c2SFreddy Xin else if ((ledvalue & LED1_USB3_MASK) == 0) 1246e2ca90c2SFreddy Xin ledfd |= 0x08; 1247e2ca90c2SFreddy Xin 1248e2ca90c2SFreddy Xin if (ledvalue & LED2_FD) 1249e2ca90c2SFreddy Xin ledfd |= 0x10; 1250e2ca90c2SFreddy Xin else if ((ledvalue & LED2_USB3_MASK) == 0) 1251e2ca90c2SFreddy Xin ledfd |= 0x20; 1252e2ca90c2SFreddy Xin 1253e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); 1254e2ca90c2SFreddy Xin 1255e2ca90c2SFreddy Xin return 0; 1256e2ca90c2SFreddy Xin } 1257e2ca90c2SFreddy Xin 12589fb137aeSPeter Fink static void ax88179_get_mac_addr(struct usbnet *dev) 12599fb137aeSPeter Fink { 12609fb137aeSPeter Fink u8 mac[ETH_ALEN]; 12619fb137aeSPeter Fink 1262bd78980bSPhillip Potter memset(mac, 0, sizeof(mac)); 1263bd78980bSPhillip Potter 12649fb137aeSPeter Fink /* Maybe the boot loader passed the MAC address via device tree */ 12659fb137aeSPeter Fink if (!eth_platform_get_mac_address(&dev->udev->dev, mac)) { 12669fb137aeSPeter Fink netif_dbg(dev, ifup, dev->net, 12679fb137aeSPeter Fink "MAC address read from device tree"); 12689fb137aeSPeter Fink } else { 12699fb137aeSPeter Fink ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 12709fb137aeSPeter Fink ETH_ALEN, mac); 12719fb137aeSPeter Fink netif_dbg(dev, ifup, dev->net, 12729fb137aeSPeter Fink "MAC address read from ASIX chip"); 12739fb137aeSPeter Fink } 12749fb137aeSPeter Fink 12759fb137aeSPeter Fink if (is_valid_ether_addr(mac)) { 127616813717SJakub Kicinski eth_hw_addr_set(dev->net, mac); 12772e91bb99SJose Ignacio Tornos Martinez if (!is_local_ether_addr(mac)) 12782e91bb99SJose Ignacio Tornos Martinez dev->net->addr_assign_type = NET_ADDR_PERM; 12799fb137aeSPeter Fink } else { 12809fb137aeSPeter Fink netdev_info(dev->net, "invalid MAC address, using random\n"); 12819fb137aeSPeter Fink } 12821635520aSPeter Fink 12831635520aSPeter Fink ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, 12841635520aSPeter Fink dev->net->dev_addr); 12859fb137aeSPeter Fink } 12869fb137aeSPeter Fink 1287c0725502SDavid S. Miller static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) 1288e2ca90c2SFreddy Xin { 12892bcbd3d8SJustin Chen struct ax88179_data *ax179_data; 12903837639eSMa Ke int ret; 1291e2ca90c2SFreddy Xin 12923837639eSMa Ke ret = usbnet_get_endpoints(dev, intf); 12933837639eSMa Ke if (ret < 0) 12943837639eSMa Ke return ret; 1295c0725502SDavid S. Miller 12962bcbd3d8SJustin Chen ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL); 12972bcbd3d8SJustin Chen if (!ax179_data) 12982bcbd3d8SJustin Chen return -ENOMEM; 12992bcbd3d8SJustin Chen 13002bcbd3d8SJustin Chen dev->driver_priv = ax179_data; 1301e2ca90c2SFreddy Xin 1302e2ca90c2SFreddy Xin dev->net->netdev_ops = &ax88179_netdev_ops; 1303e2ca90c2SFreddy Xin dev->net->ethtool_ops = &ax88179_ethtool_ops; 1304e2ca90c2SFreddy Xin dev->net->needed_headroom = 8; 1305f77f0aeeSJarod Wilson dev->net->max_mtu = 4088; 1306e2ca90c2SFreddy Xin 1307e2ca90c2SFreddy Xin /* Initialize MII structure */ 1308e2ca90c2SFreddy Xin dev->mii.dev = dev->net; 1309e2ca90c2SFreddy Xin dev->mii.mdio_read = ax88179_mdio_read; 1310e2ca90c2SFreddy Xin dev->mii.mdio_write = ax88179_mdio_write; 1311e2ca90c2SFreddy Xin dev->mii.phy_id_mask = 0xff; 1312e2ca90c2SFreddy Xin dev->mii.reg_num_mask = 0xff; 1313e2ca90c2SFreddy Xin dev->mii.phy_id = 0x03; 1314e2ca90c2SFreddy Xin dev->mii.supports_gmii = 1; 1315e2ca90c2SFreddy Xin 131616b1c4e0SJacky Chou dev->net->features |= NETIF_F_SG | NETIF_F_IP_CSUM | 131716b1c4e0SJacky Chou NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | NETIF_F_TSO; 1318e2ca90c2SFreddy Xin 131916b1c4e0SJacky Chou dev->net->hw_features |= dev->net->features; 132016b1c4e0SJacky Chou 1321ee8b7a11SJakub Kicinski netif_set_tso_max_size(dev->net, 16384); 1322e2ca90c2SFreddy Xin 132356f78615SJose Ignacio Tornos Martinez ax88179_reset(dev); 132456f78615SJose Ignacio Tornos Martinez 1325e2ca90c2SFreddy Xin return 0; 1326e2ca90c2SFreddy Xin } 1327e2ca90c2SFreddy Xin 1328e2ca90c2SFreddy Xin static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) 1329e2ca90c2SFreddy Xin { 13302bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1331e2ca90c2SFreddy Xin u16 tmp16; 1332e2ca90c2SFreddy Xin 1333e2ca90c2SFreddy Xin /* Configure RX control register => stop operation */ 1334e2ca90c2SFreddy Xin tmp16 = AX_RX_CTL_STOP; 1335e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 1336e2ca90c2SFreddy Xin 1337e2ca90c2SFreddy Xin tmp16 = 0; 1338e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); 1339e2ca90c2SFreddy Xin 1340e2ca90c2SFreddy Xin /* Power down ethernet PHY */ 1341e2ca90c2SFreddy Xin tmp16 = 0; 1342e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 13432bcbd3d8SJustin Chen 13442bcbd3d8SJustin Chen kfree(ax179_data); 1345e2ca90c2SFreddy Xin } 1346e2ca90c2SFreddy Xin 1347e2ca90c2SFreddy Xin static void 1348e2ca90c2SFreddy Xin ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) 1349e2ca90c2SFreddy Xin { 1350e2ca90c2SFreddy Xin skb->ip_summed = CHECKSUM_NONE; 1351e2ca90c2SFreddy Xin 1352e2ca90c2SFreddy Xin /* checksum error bit is set */ 1353e2ca90c2SFreddy Xin if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || 1354e2ca90c2SFreddy Xin (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) 1355e2ca90c2SFreddy Xin return; 1356e2ca90c2SFreddy Xin 1357e2ca90c2SFreddy Xin /* It must be a TCP or UDP packet with a valid checksum */ 1358e2ca90c2SFreddy Xin if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || 1359e2ca90c2SFreddy Xin ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) 1360e2ca90c2SFreddy Xin skb->ip_summed = CHECKSUM_UNNECESSARY; 1361e2ca90c2SFreddy Xin } 1362e2ca90c2SFreddy Xin 1363e2ca90c2SFreddy Xin static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) 1364e2ca90c2SFreddy Xin { 1365e2ca90c2SFreddy Xin struct sk_buff *ax_skb; 1366e2ca90c2SFreddy Xin int pkt_cnt; 1367e2ca90c2SFreddy Xin u32 rx_hdr; 1368e2ca90c2SFreddy Xin u16 hdr_off; 1369e2ca90c2SFreddy Xin u32 *pkt_hdr; 1370e2ca90c2SFreddy Xin 137157bc3d3aSJann Horn /* At the end of the SKB, there's a header telling us how many packets 137257bc3d3aSJann Horn * are bundled into this buffer and where we can find an array of 137357bc3d3aSJann Horn * per-packet metadata (which contains elements encoded into u16). 137457bc3d3aSJann Horn */ 1375f8ebb3acSJose Alonso 1376f8ebb3acSJose Alonso /* SKB contents for current firmware: 1377f8ebb3acSJose Alonso * <packet 1> <padding> 1378f8ebb3acSJose Alonso * ... 1379f8ebb3acSJose Alonso * <packet N> <padding> 1380f8ebb3acSJose Alonso * <per-packet metadata entry 1> <dummy header> 1381f8ebb3acSJose Alonso * ... 1382f8ebb3acSJose Alonso * <per-packet metadata entry N> <dummy header> 1383f8ebb3acSJose Alonso * <padding2> <rx_hdr> 1384f8ebb3acSJose Alonso * 1385f8ebb3acSJose Alonso * where: 1386f8ebb3acSJose Alonso * <packet N> contains pkt_len bytes: 1387f8ebb3acSJose Alonso * 2 bytes of IP alignment pseudo header 1388f8ebb3acSJose Alonso * packet received 1389f8ebb3acSJose Alonso * <per-packet metadata entry N> contains 4 bytes: 1390f8ebb3acSJose Alonso * pkt_len and fields AX_RXHDR_* 1391f8ebb3acSJose Alonso * <padding> 0-7 bytes to terminate at 1392f8ebb3acSJose Alonso * 8 bytes boundary (64-bit). 1393f8ebb3acSJose Alonso * <padding2> 4 bytes to make rx_hdr terminate at 1394f8ebb3acSJose Alonso * 8 bytes boundary (64-bit) 1395f8ebb3acSJose Alonso * <dummy-header> contains 4 bytes: 1396f8ebb3acSJose Alonso * pkt_len=0 and AX_RXHDR_DROP_ERR 1397f8ebb3acSJose Alonso * <rx-hdr> contains 4 bytes: 1398f8ebb3acSJose Alonso * pkt_cnt and hdr_off (offset of 1399f8ebb3acSJose Alonso * <per-packet metadata entry 1>) 1400f8ebb3acSJose Alonso * 1401f8ebb3acSJose Alonso * pkt_cnt is number of entrys in the per-packet metadata. 1402f8ebb3acSJose Alonso * In current firmware there is 2 entrys per packet. 1403f8ebb3acSJose Alonso * The first points to the packet and the 1404f8ebb3acSJose Alonso * second is a dummy header. 1405f8ebb3acSJose Alonso * This was done probably to align fields in 64-bit and 1406f8ebb3acSJose Alonso * maintain compatibility with old firmware. 1407f8ebb3acSJose Alonso * This code assumes that <dummy header> and <padding2> are 1408f8ebb3acSJose Alonso * optional. 1409f8ebb3acSJose Alonso */ 1410f8ebb3acSJose Alonso 141157bc3d3aSJann Horn if (skb->len < 4) 1412eb85569fSEmil Goode return 0; 1413e2ca90c2SFreddy Xin skb_trim(skb, skb->len - 4); 1414d1854d50SChuhong Yuan rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); 1415e2ca90c2SFreddy Xin pkt_cnt = (u16)rx_hdr; 1416e2ca90c2SFreddy Xin hdr_off = (u16)(rx_hdr >> 16); 141757bc3d3aSJann Horn 141857bc3d3aSJann Horn if (pkt_cnt == 0) 141957bc3d3aSJann Horn return 0; 142057bc3d3aSJann Horn 142157bc3d3aSJann Horn /* Make sure that the bounds of the metadata array are inside the SKB 142257bc3d3aSJann Horn * (and in front of the counter at the end). 142357bc3d3aSJann Horn */ 1424f8ebb3acSJose Alonso if (pkt_cnt * 4 + hdr_off > skb->len) 142557bc3d3aSJann Horn return 0; 1426e2ca90c2SFreddy Xin pkt_hdr = (u32 *)(skb->data + hdr_off); 1427e2ca90c2SFreddy Xin 142857bc3d3aSJann Horn /* Packets must not overlap the metadata array */ 142957bc3d3aSJann Horn skb_trim(skb, hdr_off); 143057bc3d3aSJann Horn 1431f8ebb3acSJose Alonso for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) { 1432f8ebb3acSJose Alonso u16 pkt_len_plus_padd; 1433e2ca90c2SFreddy Xin u16 pkt_len; 1434e2ca90c2SFreddy Xin 1435e2ca90c2SFreddy Xin le32_to_cpus(pkt_hdr); 1436e2ca90c2SFreddy Xin pkt_len = (*pkt_hdr >> 16) & 0x1fff; 1437f8ebb3acSJose Alonso pkt_len_plus_padd = (pkt_len + 7) & 0xfff8; 1438e2ca90c2SFreddy Xin 1439f8ebb3acSJose Alonso /* Skip dummy header used for alignment 1440f8ebb3acSJose Alonso */ 1441f8ebb3acSJose Alonso if (pkt_len == 0) 1442f8ebb3acSJose Alonso continue; 1443f8ebb3acSJose Alonso 1444f8ebb3acSJose Alonso if (pkt_len_plus_padd > skb->len) 144557bc3d3aSJann Horn return 0; 144657bc3d3aSJann Horn 1447e2ca90c2SFreddy Xin /* Check CRC or runt packet */ 1448f8ebb3acSJose Alonso if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) || 1449f8ebb3acSJose Alonso pkt_len < 2 + ETH_HLEN) { 1450f8ebb3acSJose Alonso dev->net->stats.rx_errors++; 1451f8ebb3acSJose Alonso skb_pull(skb, pkt_len_plus_padd); 1452f8ebb3acSJose Alonso continue; 1453f8ebb3acSJose Alonso } 1454e2ca90c2SFreddy Xin 1455f8ebb3acSJose Alonso /* last packet */ 1456f8ebb3acSJose Alonso if (pkt_len_plus_padd == skb->len) { 1457f8ebb3acSJose Alonso skb_trim(skb, pkt_len); 1458f8ebb3acSJose Alonso 1459f8ebb3acSJose Alonso /* Skip IP alignment pseudo header */ 1460f8ebb3acSJose Alonso skb_pull(skb, 2); 1461f8ebb3acSJose Alonso 1462f8ebb3acSJose Alonso ax88179_rx_checksum(skb, pkt_hdr); 1463f8ebb3acSJose Alonso return 1; 1464f8ebb3acSJose Alonso } 1465f8ebb3acSJose Alonso 14664ce62d5bSEric Dumazet ax_skb = netdev_alloc_skb_ip_align(dev->net, pkt_len); 146757bc3d3aSJann Horn if (!ax_skb) 146857bc3d3aSJann Horn return 0; 14694ce62d5bSEric Dumazet skb_put(ax_skb, pkt_len); 14704ce62d5bSEric Dumazet memcpy(ax_skb->data, skb->data + 2, pkt_len); 1471f8ebb3acSJose Alonso 1472e2ca90c2SFreddy Xin ax88179_rx_checksum(ax_skb, pkt_hdr); 1473e2ca90c2SFreddy Xin usbnet_skb_return(dev, ax_skb); 1474f8ebb3acSJose Alonso 1475f8ebb3acSJose Alonso skb_pull(skb, pkt_len_plus_padd); 1476e2ca90c2SFreddy Xin } 1477e2ca90c2SFreddy Xin 147857bc3d3aSJann Horn return 0; 1479e2ca90c2SFreddy Xin } 1480e2ca90c2SFreddy Xin 1481e2ca90c2SFreddy Xin static struct sk_buff * 1482e2ca90c2SFreddy Xin ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) 1483e2ca90c2SFreddy Xin { 1484e2ca90c2SFreddy Xin u32 tx_hdr1, tx_hdr2; 1485e2ca90c2SFreddy Xin int frame_size = dev->maxpacket; 1486e2ca90c2SFreddy Xin int headroom; 14877e24b4edSChuhong Yuan void *ptr; 1488e2ca90c2SFreddy Xin 1489e2ca90c2SFreddy Xin tx_hdr1 = skb->len; 149016b1c4e0SJacky Chou tx_hdr2 = skb_shinfo(skb)->gso_size; /* Set TSO mss */ 1491e2ca90c2SFreddy Xin if (((skb->len + 8) % frame_size) == 0) 1492e2ca90c2SFreddy Xin tx_hdr2 |= 0x80008000; /* Enable padding */ 1493e2ca90c2SFreddy Xin 1494f2707015SEric Dumazet headroom = skb_headroom(skb) - 8; 1495e2ca90c2SFreddy Xin 149616b1c4e0SJacky Chou if ((dev->net->features & NETIF_F_SG) && skb_linearize(skb)) 149716b1c4e0SJacky Chou return NULL; 149816b1c4e0SJacky Chou 1499f2707015SEric Dumazet if ((skb_header_cloned(skb) || headroom < 0) && 1500f2707015SEric Dumazet pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { 1501e2ca90c2SFreddy Xin dev_kfree_skb_any(skb); 1502e2ca90c2SFreddy Xin return NULL; 1503e2ca90c2SFreddy Xin } 1504e2ca90c2SFreddy Xin 15057e24b4edSChuhong Yuan ptr = skb_push(skb, 8); 15067e24b4edSChuhong Yuan put_unaligned_le32(tx_hdr1, ptr); 15077e24b4edSChuhong Yuan put_unaligned_le32(tx_hdr2, ptr + 4); 1508e2ca90c2SFreddy Xin 150916b1c4e0SJacky Chou usbnet_set_skb_tx_stats(skb, (skb_shinfo(skb)->gso_segs ?: 1), 0); 151016b1c4e0SJacky Chou 1511e2ca90c2SFreddy Xin return skb; 1512e2ca90c2SFreddy Xin } 1513e2ca90c2SFreddy Xin 1514e2ca90c2SFreddy Xin static int ax88179_link_reset(struct usbnet *dev) 1515e2ca90c2SFreddy Xin { 15162bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1517c0725502SDavid S. Miller u8 tmp[5], link_sts; 1518c0725502SDavid S. Miller u16 mode, tmp16, delay = HZ / 10; 1519c0725502SDavid S. Miller u32 tmp32 = 0x40000000; 1520c0725502SDavid S. Miller unsigned long jtimeout; 1521c0725502SDavid S. Miller 1522c0725502SDavid S. Miller jtimeout = jiffies + delay; 1523c0725502SDavid S. Miller while (tmp32 & 0x40000000) { 1524c0725502SDavid S. Miller mode = 0; 1525c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); 1526c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, 1527c0725502SDavid S. Miller &ax179_data->rxctl); 1528c0725502SDavid S. Miller 1529c0725502SDavid S. Miller /*link up, check the usb device control TX FIFO full or empty*/ 1530c0725502SDavid S. Miller ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); 1531c0725502SDavid S. Miller 1532c0725502SDavid S. Miller if (time_after(jiffies, jtimeout)) 1533c0725502SDavid S. Miller return 0; 1534c0725502SDavid S. Miller } 1535c0725502SDavid S. Miller 1536c0725502SDavid S. Miller mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1537c0725502SDavid S. Miller AX_MEDIUM_RXFLOW_CTRLEN; 1538c0725502SDavid S. Miller 1539c0725502SDavid S. Miller ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, 1540c0725502SDavid S. Miller 1, 1, &link_sts); 1541c0725502SDavid S. Miller 1542c0725502SDavid S. Miller ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1543c0725502SDavid S. Miller GMII_PHY_PHYSR, 2, &tmp16); 1544c0725502SDavid S. Miller 1545c0725502SDavid S. Miller if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { 1546*058722eeSJose Ignacio Tornos Martinez netdev_info(dev->net, "ax88179 - Link status is: 0\n"); 1547c0725502SDavid S. Miller return 0; 1548c0725502SDavid S. Miller } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1549c0725502SDavid S. Miller mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; 1550c0725502SDavid S. Miller if (dev->net->mtu > 1500) 1551c0725502SDavid S. Miller mode |= AX_MEDIUM_JUMBO_EN; 1552c0725502SDavid S. Miller 1553c0725502SDavid S. Miller if (link_sts & AX_USB_SS) 1554c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1555c0725502SDavid S. Miller else if (link_sts & AX_USB_HS) 1556c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); 1557c0725502SDavid S. Miller else 1558c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1559c0725502SDavid S. Miller } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1560c0725502SDavid S. Miller mode |= AX_MEDIUM_PS; 1561c0725502SDavid S. Miller 1562c0725502SDavid S. Miller if (link_sts & (AX_USB_SS | AX_USB_HS)) 1563c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); 1564c0725502SDavid S. Miller else 1565c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1566c0725502SDavid S. Miller } else { 1567c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1568c0725502SDavid S. Miller } 1569c0725502SDavid S. Miller 1570c0725502SDavid S. Miller /* RX bulk configuration */ 1571c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1572c0725502SDavid S. Miller 1573c0725502SDavid S. Miller dev->rx_urb_size = (1024 * (tmp[3] + 2)); 1574c0725502SDavid S. Miller 1575c0725502SDavid S. Miller if (tmp16 & GMII_PHY_PHYSR_FULL) 1576c0725502SDavid S. Miller mode |= AX_MEDIUM_FULL_DUPLEX; 1577c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1578c0725502SDavid S. Miller 2, 2, &mode); 1579c0725502SDavid S. Miller 1580c0725502SDavid S. Miller ax179_data->eee_enabled = ax88179_chk_eee(dev); 1581c0725502SDavid S. Miller 1582c0725502SDavid S. Miller netif_carrier_on(dev->net); 1583c0725502SDavid S. Miller 1584*058722eeSJose Ignacio Tornos Martinez netdev_info(dev->net, "ax88179 - Link status is: 1\n"); 1585*058722eeSJose Ignacio Tornos Martinez 1586c0725502SDavid S. Miller return 0; 1587e2ca90c2SFreddy Xin } 1588e2ca90c2SFreddy Xin 1589e2ca90c2SFreddy Xin static int ax88179_reset(struct usbnet *dev) 1590e2ca90c2SFreddy Xin { 1591e2ca90c2SFreddy Xin u8 buf[5]; 1592e2ca90c2SFreddy Xin u16 *tmp16; 1593e2ca90c2SFreddy Xin u8 *tmp; 15942bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1595d80a5233SHeiner Kallweit struct ethtool_keee eee_data; 1596e2ca90c2SFreddy Xin 1597e2ca90c2SFreddy Xin tmp16 = (u16 *)buf; 1598e2ca90c2SFreddy Xin tmp = (u8 *)buf; 1599e2ca90c2SFreddy Xin 1600e2ca90c2SFreddy Xin /* Power up ethernet PHY */ 1601e2ca90c2SFreddy Xin *tmp16 = 0; 1602e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1603e2ca90c2SFreddy Xin 1604e2ca90c2SFreddy Xin *tmp16 = AX_PHYPWR_RSTCTL_IPRL; 1605e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 16060739af07SJose Ignacio Tornos Martinez msleep(500); 1607e2ca90c2SFreddy Xin 1608e2ca90c2SFreddy Xin *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; 1609e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); 16100739af07SJose Ignacio Tornos Martinez msleep(200); 1611e2ca90c2SFreddy Xin 1612e2ca90c2SFreddy Xin /* Ethernet PHY Auto Detach*/ 1613843f9205SJustin Chen ax88179_auto_detach(dev); 1614e2ca90c2SFreddy Xin 16159fb137aeSPeter Fink /* Read MAC address from DTB or asix chip */ 16169fb137aeSPeter Fink ax88179_get_mac_addr(dev); 16179718f9ceSJustin Chen memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); 1618e2ca90c2SFreddy Xin 1619e2ca90c2SFreddy Xin /* RX bulk configuration */ 1620e2ca90c2SFreddy Xin memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1621e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1622e2ca90c2SFreddy Xin 1623e2ca90c2SFreddy Xin dev->rx_urb_size = 1024 * 20; 1624e2ca90c2SFreddy Xin 1625e2ca90c2SFreddy Xin *tmp = 0x34; 1626e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); 1627e2ca90c2SFreddy Xin 1628e2ca90c2SFreddy Xin *tmp = 0x52; 1629e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, 1630e2ca90c2SFreddy Xin 1, 1, tmp); 1631e2ca90c2SFreddy Xin 1632e2ca90c2SFreddy Xin /* Enable checksum offload */ 1633e2ca90c2SFreddy Xin *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 1634e2ca90c2SFreddy Xin AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 1635e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); 1636e2ca90c2SFreddy Xin 1637e2ca90c2SFreddy Xin *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | 1638e2ca90c2SFreddy Xin AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 1639e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); 1640e2ca90c2SFreddy Xin 1641e2ca90c2SFreddy Xin /* Configure RX control register => start operation */ 1642e2ca90c2SFreddy Xin *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | 1643e2ca90c2SFreddy Xin AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; 1644e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); 1645e2ca90c2SFreddy Xin 1646e2ca90c2SFreddy Xin *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | 1647e2ca90c2SFreddy Xin AX_MONITOR_MODE_RWMP; 1648e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); 1649e2ca90c2SFreddy Xin 1650e2ca90c2SFreddy Xin /* Configure default medium type => giga */ 1651e2ca90c2SFreddy Xin *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 16524c8e84b2SFreddy Xin AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | 16534c8e84b2SFreddy Xin AX_MEDIUM_GIGAMODE; 1654e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1655e2ca90c2SFreddy Xin 2, 2, tmp16); 1656e2ca90c2SFreddy Xin 165750505316SJustin Chen /* Check if WoL is supported */ 165850505316SJustin Chen ax179_data->wol_supported = 0; 165950505316SJustin Chen if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 166050505316SJustin Chen 1, 1, &tmp) > 0) 166150505316SJustin Chen ax179_data->wol_supported = WAKE_MAGIC | WAKE_PHY; 166250505316SJustin Chen 1663e2ca90c2SFreddy Xin ax88179_led_setting(dev); 1664e2ca90c2SFreddy Xin 1665e98d69baSFreddy Xin ax179_data->eee_enabled = 0; 1666e98d69baSFreddy Xin ax179_data->eee_active = 0; 1667e98d69baSFreddy Xin 1668e98d69baSFreddy Xin ax88179_disable_eee(dev); 1669e98d69baSFreddy Xin 1670e98d69baSFreddy Xin ax88179_ethtool_get_eee(dev, &eee_data); 167193e6da6cSAndrew Lunn linkmode_zero(eee_data.advertised); 1672e98d69baSFreddy Xin ax88179_ethtool_set_eee(dev, &eee_data); 1673e98d69baSFreddy Xin 1674e2ca90c2SFreddy Xin /* Restart autoneg */ 1675e2ca90c2SFreddy Xin mii_nway_restart(&dev->mii); 1676e2ca90c2SFreddy Xin 16777a97856eSMing Lei usbnet_link_change(dev, 0, 0); 1678e2ca90c2SFreddy Xin 1679e2ca90c2SFreddy Xin return 0; 1680e2ca90c2SFreddy Xin } 1681e2ca90c2SFreddy Xin 1682ecf848ebSJose Ignacio Tornos Martinez static int ax88179_net_reset(struct usbnet *dev) 1683ecf848ebSJose Ignacio Tornos Martinez { 16847be4cb71SJose Ignacio Tornos Martinez u16 tmp16; 1685ecf848ebSJose Ignacio Tornos Martinez 16867be4cb71SJose Ignacio Tornos Martinez ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, GMII_PHY_PHYSR, 16877be4cb71SJose Ignacio Tornos Martinez 2, &tmp16); 16887be4cb71SJose Ignacio Tornos Martinez if (tmp16) { 16897be4cb71SJose Ignacio Tornos Martinez ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 16907be4cb71SJose Ignacio Tornos Martinez 2, 2, &tmp16); 16917be4cb71SJose Ignacio Tornos Martinez if (!(tmp16 & AX_MEDIUM_RECEIVE_EN)) { 16927be4cb71SJose Ignacio Tornos Martinez tmp16 |= AX_MEDIUM_RECEIVE_EN; 16937be4cb71SJose Ignacio Tornos Martinez ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 16947be4cb71SJose Ignacio Tornos Martinez 2, 2, &tmp16); 16957be4cb71SJose Ignacio Tornos Martinez } 16967be4cb71SJose Ignacio Tornos Martinez } else { 1697ecf848ebSJose Ignacio Tornos Martinez ax88179_reset(dev); 16987be4cb71SJose Ignacio Tornos Martinez } 1699ecf848ebSJose Ignacio Tornos Martinez 1700ecf848ebSJose Ignacio Tornos Martinez return 0; 1701ecf848ebSJose Ignacio Tornos Martinez } 1702ecf848ebSJose Ignacio Tornos Martinez 1703e2ca90c2SFreddy Xin static int ax88179_stop(struct usbnet *dev) 1704e2ca90c2SFreddy Xin { 1705e2ca90c2SFreddy Xin u16 tmp16; 1706e2ca90c2SFreddy Xin 1707e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1708e2ca90c2SFreddy Xin 2, 2, &tmp16); 1709e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 1710e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1711e2ca90c2SFreddy Xin 2, 2, &tmp16); 1712e2ca90c2SFreddy Xin 1713e2ca90c2SFreddy Xin return 0; 1714e2ca90c2SFreddy Xin } 1715e2ca90c2SFreddy Xin 1716e2ca90c2SFreddy Xin static const struct driver_info ax88179_info = { 1717803dee95SDavid Chang .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", 1718e2ca90c2SFreddy Xin .bind = ax88179_bind, 1719e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1720e2ca90c2SFreddy Xin .status = ax88179_status, 1721e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1722ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1723e2ca90c2SFreddy Xin .stop = ax88179_stop, 17246fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1725e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1726e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1727e2ca90c2SFreddy Xin }; 1728e2ca90c2SFreddy Xin 1729e2ca90c2SFreddy Xin static const struct driver_info ax88178a_info = { 1730803dee95SDavid Chang .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", 1731e2ca90c2SFreddy Xin .bind = ax88179_bind, 1732e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1733e2ca90c2SFreddy Xin .status = ax88179_status, 1734e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1735ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1736e2ca90c2SFreddy Xin .stop = ax88179_stop, 17376fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1738e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1739e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1740e2ca90c2SFreddy Xin }; 1741e2ca90c2SFreddy Xin 17428da3cf2aSAllan Chou static const struct driver_info cypress_GX3_info = { 17438da3cf2aSAllan Chou .description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller", 17448da3cf2aSAllan Chou .bind = ax88179_bind, 17458da3cf2aSAllan Chou .unbind = ax88179_unbind, 17468da3cf2aSAllan Chou .status = ax88179_status, 17478da3cf2aSAllan Chou .link_reset = ax88179_link_reset, 1748ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 17498da3cf2aSAllan Chou .stop = ax88179_stop, 17506fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 17518da3cf2aSAllan Chou .rx_fixup = ax88179_rx_fixup, 17528da3cf2aSAllan Chou .tx_fixup = ax88179_tx_fixup, 17538da3cf2aSAllan Chou }; 17548da3cf2aSAllan Chou 1755635d61a3SGerry Demaret static const struct driver_info dlink_dub1312_info = { 1756635d61a3SGerry Demaret .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", 1757635d61a3SGerry Demaret .bind = ax88179_bind, 1758635d61a3SGerry Demaret .unbind = ax88179_unbind, 1759635d61a3SGerry Demaret .status = ax88179_status, 1760635d61a3SGerry Demaret .link_reset = ax88179_link_reset, 1761ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1762635d61a3SGerry Demaret .stop = ax88179_stop, 17636fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1764635d61a3SGerry Demaret .rx_fixup = ax88179_rx_fixup, 1765635d61a3SGerry Demaret .tx_fixup = ax88179_tx_fixup, 1766635d61a3SGerry Demaret }; 1767635d61a3SGerry Demaret 1768e2ca90c2SFreddy Xin static const struct driver_info sitecom_info = { 1769e2ca90c2SFreddy Xin .description = "Sitecom USB 3.0 to Gigabit Adapter", 1770e2ca90c2SFreddy Xin .bind = ax88179_bind, 1771e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1772e2ca90c2SFreddy Xin .status = ax88179_status, 1773e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1774ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1775e2ca90c2SFreddy Xin .stop = ax88179_stop, 17766fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1777e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1778e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1779e2ca90c2SFreddy Xin }; 1780e2ca90c2SFreddy Xin 1781f11a5bc1SFreddy Xin static const struct driver_info samsung_info = { 1782f11a5bc1SFreddy Xin .description = "Samsung USB Ethernet Adapter", 1783f11a5bc1SFreddy Xin .bind = ax88179_bind, 1784f11a5bc1SFreddy Xin .unbind = ax88179_unbind, 1785f11a5bc1SFreddy Xin .status = ax88179_status, 1786f11a5bc1SFreddy Xin .link_reset = ax88179_link_reset, 1787ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1788f11a5bc1SFreddy Xin .stop = ax88179_stop, 17896fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1790f11a5bc1SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1791f11a5bc1SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1792f11a5bc1SFreddy Xin }; 1793f11a5bc1SFreddy Xin 1794e5fe0cd4SFreddy Xin static const struct driver_info lenovo_info = { 1795e5fe0cd4SFreddy Xin .description = "Lenovo OneLinkDock Gigabit LAN", 1796e5fe0cd4SFreddy Xin .bind = ax88179_bind, 1797e5fe0cd4SFreddy Xin .unbind = ax88179_unbind, 1798e5fe0cd4SFreddy Xin .status = ax88179_status, 1799e5fe0cd4SFreddy Xin .link_reset = ax88179_link_reset, 1800ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1801e5fe0cd4SFreddy Xin .stop = ax88179_stop, 18026fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1803e5fe0cd4SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1804e5fe0cd4SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1805e5fe0cd4SFreddy Xin }; 1806e5fe0cd4SFreddy Xin 1807e20bd60bSAndrew F. Davis static const struct driver_info belkin_info = { 1808e20bd60bSAndrew F. Davis .description = "Belkin USB Ethernet Adapter", 1809e20bd60bSAndrew F. Davis .bind = ax88179_bind, 1810e20bd60bSAndrew F. Davis .unbind = ax88179_unbind, 1811e20bd60bSAndrew F. Davis .status = ax88179_status, 1812e20bd60bSAndrew F. Davis .link_reset = ax88179_link_reset, 1813ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 18149666ea66SWilken Gottwalt .stop = ax88179_stop, 18156fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1816e20bd60bSAndrew F. Davis .rx_fixup = ax88179_rx_fixup, 1817e20bd60bSAndrew F. Davis .tx_fixup = ax88179_tx_fixup, 1818e20bd60bSAndrew F. Davis }; 1819e20bd60bSAndrew F. Davis 1820e42d72feSWilken Gottwalt static const struct driver_info toshiba_info = { 1821e42d72feSWilken Gottwalt .description = "Toshiba USB Ethernet Adapter", 1822e42d72feSWilken Gottwalt .bind = ax88179_bind, 1823e42d72feSWilken Gottwalt .unbind = ax88179_unbind, 1824e42d72feSWilken Gottwalt .status = ax88179_status, 1825e42d72feSWilken Gottwalt .link_reset = ax88179_link_reset, 1826ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1827e42d72feSWilken Gottwalt .stop = ax88179_stop, 18286fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1829e42d72feSWilken Gottwalt .rx_fixup = ax88179_rx_fixup, 1830e42d72feSWilken Gottwalt .tx_fixup = ax88179_tx_fixup, 1831e42d72feSWilken Gottwalt }; 1832e42d72feSWilken Gottwalt 1833c92a7982SWilken Gottwalt static const struct driver_info mct_info = { 1834c92a7982SWilken Gottwalt .description = "MCT USB 3.0 Gigabit Ethernet Adapter", 1835c92a7982SWilken Gottwalt .bind = ax88179_bind, 1836c92a7982SWilken Gottwalt .unbind = ax88179_unbind, 1837c92a7982SWilken Gottwalt .status = ax88179_status, 1838c92a7982SWilken Gottwalt .link_reset = ax88179_link_reset, 1839ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 1840c92a7982SWilken Gottwalt .stop = ax88179_stop, 18416fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1842c92a7982SWilken Gottwalt .rx_fixup = ax88179_rx_fixup, 1843c92a7982SWilken Gottwalt .tx_fixup = ax88179_tx_fixup, 1844c92a7982SWilken Gottwalt }; 1845c92a7982SWilken Gottwalt 18469fe087ddSGreg Jesionowski static const struct driver_info at_umc2000_info = { 18479fe087ddSGreg Jesionowski .description = "AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 18489fe087ddSGreg Jesionowski .bind = ax88179_bind, 18499fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18509fe087ddSGreg Jesionowski .status = ax88179_status, 18519fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 1852ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 18539fe087ddSGreg Jesionowski .stop = ax88179_stop, 18546fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 18559fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18569fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18579fe087ddSGreg Jesionowski }; 18589fe087ddSGreg Jesionowski 18599fe087ddSGreg Jesionowski static const struct driver_info at_umc200_info = { 18609fe087ddSGreg Jesionowski .description = "AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter", 18619fe087ddSGreg Jesionowski .bind = ax88179_bind, 18629fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18639fe087ddSGreg Jesionowski .status = ax88179_status, 18649fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 1865ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 18669fe087ddSGreg Jesionowski .stop = ax88179_stop, 18676fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 18689fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18699fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18709fe087ddSGreg Jesionowski }; 18719fe087ddSGreg Jesionowski 18729fe087ddSGreg Jesionowski static const struct driver_info at_umc2000sp_info = { 18739fe087ddSGreg Jesionowski .description = "AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 18749fe087ddSGreg Jesionowski .bind = ax88179_bind, 18759fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18769fe087ddSGreg Jesionowski .status = ax88179_status, 18779fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 1878ecf848ebSJose Ignacio Tornos Martinez .reset = ax88179_net_reset, 18799fe087ddSGreg Jesionowski .stop = ax88179_stop, 18806fd2c17fSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX, 18819fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18829fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18839fe087ddSGreg Jesionowski }; 18849fe087ddSGreg Jesionowski 1885e2ca90c2SFreddy Xin static const struct usb_device_id products[] = { 1886e2ca90c2SFreddy Xin { 1887e2ca90c2SFreddy Xin /* ASIX AX88179 10/100/1000 */ 1888c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x1790, 0xff, 0xff, 0), 1889e2ca90c2SFreddy Xin .driver_info = (unsigned long)&ax88179_info, 1890e2ca90c2SFreddy Xin }, { 1891e2ca90c2SFreddy Xin /* ASIX AX88178A 10/100/1000 */ 1892c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x178a, 0xff, 0xff, 0), 1893e2ca90c2SFreddy Xin .driver_info = (unsigned long)&ax88178a_info, 1894e2ca90c2SFreddy Xin }, { 18958da3cf2aSAllan Chou /* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */ 1896c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x04b4, 0x3610, 0xff, 0xff, 0), 18978da3cf2aSAllan Chou .driver_info = (unsigned long)&cypress_GX3_info, 18988da3cf2aSAllan Chou }, { 1899635d61a3SGerry Demaret /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ 1900c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x4a00, 0xff, 0xff, 0), 1901635d61a3SGerry Demaret .driver_info = (unsigned long)&dlink_dub1312_info, 1902635d61a3SGerry Demaret }, { 1903e2ca90c2SFreddy Xin /* Sitecom USB 3.0 to Gigabit Adapter */ 1904c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0072, 0xff, 0xff, 0), 1905e2ca90c2SFreddy Xin .driver_info = (unsigned long)&sitecom_info, 1906f11a5bc1SFreddy Xin }, { 1907f11a5bc1SFreddy Xin /* Samsung USB Ethernet Adapter */ 1908c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x04e8, 0xa100, 0xff, 0xff, 0), 1909f11a5bc1SFreddy Xin .driver_info = (unsigned long)&samsung_info, 1910e5fe0cd4SFreddy Xin }, { 1911e5fe0cd4SFreddy Xin /* Lenovo OneLinkDock Gigabit LAN */ 1912c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x17ef, 0x304b, 0xff, 0xff, 0), 1913e5fe0cd4SFreddy Xin .driver_info = (unsigned long)&lenovo_info, 1914e20bd60bSAndrew F. Davis }, { 1915e20bd60bSAndrew F. Davis /* Belkin B2B128 USB 3.0 Hub + Gigabit Ethernet Adapter */ 1916c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x0128, 0xff, 0xff, 0), 1917e20bd60bSAndrew F. Davis .driver_info = (unsigned long)&belkin_info, 1918e42d72feSWilken Gottwalt }, { 1919e42d72feSWilken Gottwalt /* Toshiba USB 3.0 GBit Ethernet Adapter */ 1920c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x0a13, 0xff, 0xff, 0), 1921e42d72feSWilken Gottwalt .driver_info = (unsigned long)&toshiba_info, 1922c92a7982SWilken Gottwalt }, { 1923c92a7982SWilken Gottwalt /* Magic Control Technology U3-A9003 USB 3.0 Gigabit Ethernet Adapter */ 1924c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x0711, 0x0179, 0xff, 0xff, 0), 1925c92a7982SWilken Gottwalt .driver_info = (unsigned long)&mct_info, 19269fe087ddSGreg Jesionowski }, { 19279fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1928c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000e, 0xff, 0xff, 0), 19299fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc2000_info, 19309fe087ddSGreg Jesionowski }, { 19319fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter */ 1932c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000f, 0xff, 0xff, 0), 19339fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc200_info, 19349fe087ddSGreg Jesionowski }, { 19359fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1936c67cc431SHector Martin USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x0010, 0xff, 0xff, 0), 19379fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc2000sp_info, 1938e2ca90c2SFreddy Xin }, 1939e2ca90c2SFreddy Xin { }, 1940e2ca90c2SFreddy Xin }; 1941e2ca90c2SFreddy Xin MODULE_DEVICE_TABLE(usb, products); 1942e2ca90c2SFreddy Xin 1943e2ca90c2SFreddy Xin static struct usb_driver ax88179_178a_driver = { 1944e2ca90c2SFreddy Xin .name = "ax88179_178a", 1945e2ca90c2SFreddy Xin .id_table = products, 1946e2ca90c2SFreddy Xin .probe = usbnet_probe, 1947e2ca90c2SFreddy Xin .suspend = ax88179_suspend, 1948e2ca90c2SFreddy Xin .resume = ax88179_resume, 1949b8553b89SDavid Chang .reset_resume = ax88179_resume, 1950aef05e34SJose Ignacio Tornos Martinez .disconnect = ax88179_disconnect, 1951e2ca90c2SFreddy Xin .supports_autosuspend = 1, 1952e2ca90c2SFreddy Xin .disable_hub_initiated_lpm = 1, 1953e2ca90c2SFreddy Xin }; 1954e2ca90c2SFreddy Xin 1955e2ca90c2SFreddy Xin module_usb_driver(ax88179_178a_driver); 1956e2ca90c2SFreddy Xin 1957e2ca90c2SFreddy Xin MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); 1958e2ca90c2SFreddy Xin MODULE_LICENSE("GPL"); 1959