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; 174e2ca90c2SFreddy Xin }; 175e2ca90c2SFreddy Xin 176e2ca90c2SFreddy Xin struct ax88179_int_data { 177e2ca90c2SFreddy Xin __le32 intdata1; 178e2ca90c2SFreddy Xin __le32 intdata2; 179e2ca90c2SFreddy Xin }; 180e2ca90c2SFreddy Xin 181e2ca90c2SFreddy Xin static const struct { 182e2ca90c2SFreddy Xin unsigned char ctrl, timer_l, timer_h, size, ifg; 183e2ca90c2SFreddy Xin } AX88179_BULKIN_SIZE[] = { 184e2ca90c2SFreddy Xin {7, 0x4f, 0, 0x12, 0xff}, 185e2ca90c2SFreddy Xin {7, 0x20, 3, 0x16, 0xff}, 186e2ca90c2SFreddy Xin {7, 0xae, 7, 0x18, 0xff}, 187e2ca90c2SFreddy Xin {7, 0xcc, 0x4c, 0x18, 8}, 188e2ca90c2SFreddy Xin }; 189e2ca90c2SFreddy Xin 190843f9205SJustin Chen static void ax88179_set_pm_mode(struct usbnet *dev, bool pm_mode) 191843f9205SJustin Chen { 192*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 193843f9205SJustin Chen 194843f9205SJustin Chen ax179_data->in_pm = pm_mode; 195843f9205SJustin Chen } 196843f9205SJustin Chen 197843f9205SJustin Chen static int ax88179_in_pm(struct usbnet *dev) 198843f9205SJustin Chen { 199*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 200843f9205SJustin Chen 201843f9205SJustin Chen return ax179_data->in_pm; 202843f9205SJustin Chen } 203843f9205SJustin Chen 204e2ca90c2SFreddy Xin static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 205843f9205SJustin Chen u16 size, void *data) 206e2ca90c2SFreddy Xin { 207e2ca90c2SFreddy Xin int ret; 208e2ca90c2SFreddy Xin int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); 209e2ca90c2SFreddy Xin 210e2ca90c2SFreddy Xin BUG_ON(!dev); 211e2ca90c2SFreddy Xin 212843f9205SJustin Chen if (!ax88179_in_pm(dev)) 213e2ca90c2SFreddy Xin fn = usbnet_read_cmd; 214e2ca90c2SFreddy Xin else 215e2ca90c2SFreddy Xin fn = usbnet_read_cmd_nopm; 216e2ca90c2SFreddy Xin 217e2ca90c2SFreddy Xin ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 218e2ca90c2SFreddy Xin value, index, data, size); 219e2ca90c2SFreddy Xin 220e2ca90c2SFreddy Xin if (unlikely(ret < 0)) 221e2ca90c2SFreddy Xin netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", 222e2ca90c2SFreddy Xin index, ret); 223e2ca90c2SFreddy Xin 224e2ca90c2SFreddy Xin return ret; 225e2ca90c2SFreddy Xin } 226e2ca90c2SFreddy Xin 227e2ca90c2SFreddy Xin static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 228843f9205SJustin Chen u16 size, const void *data) 229e2ca90c2SFreddy Xin { 230e2ca90c2SFreddy Xin int ret; 231e2ca90c2SFreddy Xin int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); 232e2ca90c2SFreddy Xin 233e2ca90c2SFreddy Xin BUG_ON(!dev); 234e2ca90c2SFreddy Xin 235843f9205SJustin Chen if (!ax88179_in_pm(dev)) 236e2ca90c2SFreddy Xin fn = usbnet_write_cmd; 237e2ca90c2SFreddy Xin else 238e2ca90c2SFreddy Xin fn = usbnet_write_cmd_nopm; 239e2ca90c2SFreddy Xin 240e2ca90c2SFreddy Xin ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 241e2ca90c2SFreddy Xin value, index, data, size); 242e2ca90c2SFreddy Xin 243e2ca90c2SFreddy Xin if (unlikely(ret < 0)) 244e2ca90c2SFreddy Xin netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", 245e2ca90c2SFreddy Xin index, ret); 246e2ca90c2SFreddy Xin 247e2ca90c2SFreddy Xin return ret; 248e2ca90c2SFreddy Xin } 249e2ca90c2SFreddy Xin 250e2ca90c2SFreddy Xin static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, 251e2ca90c2SFreddy Xin u16 index, u16 size, void *data) 252e2ca90c2SFreddy Xin { 253e2ca90c2SFreddy Xin u16 buf; 254e2ca90c2SFreddy Xin 255e2ca90c2SFreddy Xin if (2 == size) { 256e2ca90c2SFreddy Xin buf = *((u16 *)data); 257e2ca90c2SFreddy Xin cpu_to_le16s(&buf); 258e2ca90c2SFreddy Xin usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 259e2ca90c2SFreddy Xin USB_RECIP_DEVICE, value, index, &buf, 260e2ca90c2SFreddy Xin size); 261e2ca90c2SFreddy Xin } else { 262e2ca90c2SFreddy Xin usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 263e2ca90c2SFreddy Xin USB_RECIP_DEVICE, value, index, data, 264e2ca90c2SFreddy Xin size); 265e2ca90c2SFreddy Xin } 266e2ca90c2SFreddy Xin } 267e2ca90c2SFreddy Xin 268e2ca90c2SFreddy Xin static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 269e2ca90c2SFreddy Xin u16 size, void *data) 270e2ca90c2SFreddy Xin { 271e2ca90c2SFreddy Xin int ret; 272e2ca90c2SFreddy Xin 273e2ca90c2SFreddy Xin if (2 == size) { 274bd78980bSPhillip Potter u16 buf = 0; 275843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 276e2ca90c2SFreddy Xin le16_to_cpus(&buf); 277e2ca90c2SFreddy Xin *((u16 *)data) = buf; 278e2ca90c2SFreddy Xin } else if (4 == size) { 279bd78980bSPhillip Potter u32 buf = 0; 280843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 281e2ca90c2SFreddy Xin le32_to_cpus(&buf); 282e2ca90c2SFreddy Xin *((u32 *)data) = buf; 283e2ca90c2SFreddy Xin } else { 284843f9205SJustin Chen ret = __ax88179_read_cmd(dev, cmd, value, index, size, data); 285e2ca90c2SFreddy Xin } 286e2ca90c2SFreddy Xin 287e2ca90c2SFreddy Xin return ret; 288e2ca90c2SFreddy Xin } 289e2ca90c2SFreddy Xin 290e2ca90c2SFreddy Xin static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 29176660757SJakub Kicinski u16 size, const void *data) 292e2ca90c2SFreddy Xin { 293e2ca90c2SFreddy Xin int ret; 294e2ca90c2SFreddy Xin 295e2ca90c2SFreddy Xin if (2 == size) { 296e2ca90c2SFreddy Xin u16 buf; 297e2ca90c2SFreddy Xin buf = *((u16 *)data); 298e2ca90c2SFreddy Xin cpu_to_le16s(&buf); 299e2ca90c2SFreddy Xin ret = __ax88179_write_cmd(dev, cmd, value, index, 300843f9205SJustin Chen size, &buf); 301e2ca90c2SFreddy Xin } else { 302e2ca90c2SFreddy Xin ret = __ax88179_write_cmd(dev, cmd, value, index, 303843f9205SJustin Chen size, data); 304e2ca90c2SFreddy Xin } 305e2ca90c2SFreddy Xin 306e2ca90c2SFreddy Xin return ret; 307e2ca90c2SFreddy Xin } 308e2ca90c2SFreddy Xin 309e2ca90c2SFreddy Xin static void ax88179_status(struct usbnet *dev, struct urb *urb) 310e2ca90c2SFreddy Xin { 311e2ca90c2SFreddy Xin struct ax88179_int_data *event; 312e2ca90c2SFreddy Xin u32 link; 313e2ca90c2SFreddy Xin 314e2ca90c2SFreddy Xin if (urb->actual_length < 8) 315e2ca90c2SFreddy Xin return; 316e2ca90c2SFreddy Xin 317e2ca90c2SFreddy Xin event = urb->transfer_buffer; 318e2ca90c2SFreddy Xin le32_to_cpus((void *)&event->intdata1); 319e2ca90c2SFreddy Xin 320e2ca90c2SFreddy Xin link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; 321e2ca90c2SFreddy Xin 322e2ca90c2SFreddy Xin if (netif_carrier_ok(dev->net) != link) { 3237a97856eSMing Lei usbnet_link_change(dev, link, 1); 324e2ca90c2SFreddy Xin netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); 325e2ca90c2SFreddy Xin } 326e2ca90c2SFreddy Xin } 327e2ca90c2SFreddy Xin 328e2ca90c2SFreddy Xin static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) 329e2ca90c2SFreddy Xin { 330e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(netdev); 331e2ca90c2SFreddy Xin u16 res; 332e2ca90c2SFreddy Xin 333e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 334e2ca90c2SFreddy Xin return res; 335e2ca90c2SFreddy Xin } 336e2ca90c2SFreddy Xin 337e2ca90c2SFreddy Xin static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, 338e2ca90c2SFreddy Xin int val) 339e2ca90c2SFreddy Xin { 340e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(netdev); 341e2ca90c2SFreddy Xin u16 res = (u16) val; 342e2ca90c2SFreddy Xin 343e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 344e2ca90c2SFreddy Xin } 345e2ca90c2SFreddy Xin 346e98d69baSFreddy Xin static inline int ax88179_phy_mmd_indirect(struct usbnet *dev, u16 prtad, 347e98d69baSFreddy Xin u16 devad) 348e98d69baSFreddy Xin { 349e98d69baSFreddy Xin u16 tmp16; 350e98d69baSFreddy Xin int ret; 351e98d69baSFreddy Xin 352e98d69baSFreddy Xin tmp16 = devad; 353e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 354e98d69baSFreddy Xin MII_MMD_CTRL, 2, &tmp16); 355e98d69baSFreddy Xin 356e98d69baSFreddy Xin tmp16 = prtad; 357e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 358e98d69baSFreddy Xin MII_MMD_DATA, 2, &tmp16); 359e98d69baSFreddy Xin 360e98d69baSFreddy Xin tmp16 = devad | MII_MMD_CTRL_NOINCR; 361e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 362e98d69baSFreddy Xin MII_MMD_CTRL, 2, &tmp16); 363e98d69baSFreddy Xin 364e98d69baSFreddy Xin return ret; 365e98d69baSFreddy Xin } 366e98d69baSFreddy Xin 367e98d69baSFreddy Xin static int 368e98d69baSFreddy Xin ax88179_phy_read_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad) 369e98d69baSFreddy Xin { 370e98d69baSFreddy Xin int ret; 371e98d69baSFreddy Xin u16 tmp16; 372e98d69baSFreddy Xin 373e98d69baSFreddy Xin ax88179_phy_mmd_indirect(dev, prtad, devad); 374e98d69baSFreddy Xin 375e98d69baSFreddy Xin ret = ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 376e98d69baSFreddy Xin MII_MMD_DATA, 2, &tmp16); 377e98d69baSFreddy Xin if (ret < 0) 378e98d69baSFreddy Xin return ret; 379e98d69baSFreddy Xin 380e98d69baSFreddy Xin return tmp16; 381e98d69baSFreddy Xin } 382e98d69baSFreddy Xin 383e98d69baSFreddy Xin static int 384e98d69baSFreddy Xin ax88179_phy_write_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad, 385e98d69baSFreddy Xin u16 data) 386e98d69baSFreddy Xin { 387e98d69baSFreddy Xin int ret; 388e98d69baSFreddy Xin 389e98d69baSFreddy Xin ax88179_phy_mmd_indirect(dev, prtad, devad); 390e98d69baSFreddy Xin 391e98d69baSFreddy Xin ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 392e98d69baSFreddy Xin MII_MMD_DATA, 2, &data); 393e98d69baSFreddy Xin 394e98d69baSFreddy Xin if (ret < 0) 395e98d69baSFreddy Xin return ret; 396e98d69baSFreddy Xin 397e98d69baSFreddy Xin return 0; 398e98d69baSFreddy Xin } 399e98d69baSFreddy Xin 400e2ca90c2SFreddy Xin static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) 401e2ca90c2SFreddy Xin { 402e2ca90c2SFreddy Xin struct usbnet *dev = usb_get_intfdata(intf); 403e2ca90c2SFreddy Xin u16 tmp16; 404e2ca90c2SFreddy Xin u8 tmp8; 405e2ca90c2SFreddy Xin 406843f9205SJustin Chen ax88179_set_pm_mode(dev, true); 407843f9205SJustin Chen 408e2ca90c2SFreddy Xin usbnet_suspend(intf, message); 409e2ca90c2SFreddy Xin 410e2ca90c2SFreddy Xin /* Disable RX path */ 411843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 412e2ca90c2SFreddy Xin 2, 2, &tmp16); 413e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 414843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 415e2ca90c2SFreddy Xin 2, 2, &tmp16); 416e2ca90c2SFreddy Xin 417e2ca90c2SFreddy Xin /* Force bulk-in zero length */ 418843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 419e2ca90c2SFreddy Xin 2, 2, &tmp16); 420e2ca90c2SFreddy Xin 421e2ca90c2SFreddy Xin tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; 422843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 423e2ca90c2SFreddy Xin 2, 2, &tmp16); 424e2ca90c2SFreddy Xin 425e2ca90c2SFreddy Xin /* change clock */ 426e2ca90c2SFreddy Xin tmp8 = 0; 427843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 428e2ca90c2SFreddy Xin 429e2ca90c2SFreddy Xin /* Configure RX control register => stop operation */ 430e2ca90c2SFreddy Xin tmp16 = AX_RX_CTL_STOP; 431843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 432843f9205SJustin Chen 433843f9205SJustin Chen ax88179_set_pm_mode(dev, false); 434e2ca90c2SFreddy Xin 435e2ca90c2SFreddy Xin return 0; 436e2ca90c2SFreddy Xin } 437e2ca90c2SFreddy Xin 438e2ca90c2SFreddy Xin /* This function is used to enable the autodetach function. */ 439e2ca90c2SFreddy Xin /* This function is determined by offset 0x43 of EEPROM */ 440843f9205SJustin Chen static int ax88179_auto_detach(struct usbnet *dev) 441e2ca90c2SFreddy Xin { 442e2ca90c2SFreddy Xin u16 tmp16; 443e2ca90c2SFreddy Xin u8 tmp8; 444e2ca90c2SFreddy Xin 445843f9205SJustin Chen if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) 446e2ca90c2SFreddy Xin return 0; 447e2ca90c2SFreddy Xin 448e2ca90c2SFreddy Xin if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) 449e2ca90c2SFreddy Xin return 0; 450e2ca90c2SFreddy Xin 451e2ca90c2SFreddy Xin /* Enable Auto Detach bit */ 452e2ca90c2SFreddy Xin tmp8 = 0; 453843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 454e2ca90c2SFreddy Xin tmp8 |= AX_CLK_SELECT_ULR; 455843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 456e2ca90c2SFreddy Xin 457843f9205SJustin Chen ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 458e2ca90c2SFreddy Xin tmp16 |= AX_PHYPWR_RSTCTL_AT; 459843f9205SJustin Chen ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 460e2ca90c2SFreddy Xin 461e2ca90c2SFreddy Xin return 0; 462e2ca90c2SFreddy Xin } 463e2ca90c2SFreddy Xin 464e2ca90c2SFreddy Xin static int ax88179_resume(struct usb_interface *intf) 465e2ca90c2SFreddy Xin { 466e2ca90c2SFreddy Xin struct usbnet *dev = usb_get_intfdata(intf); 467e2ca90c2SFreddy Xin 468843f9205SJustin Chen ax88179_set_pm_mode(dev, true); 469843f9205SJustin Chen 4707a97856eSMing Lei usbnet_link_change(dev, 0, 0); 471e2ca90c2SFreddy Xin 472c4bf747cSJustin Chen ax88179_reset(dev); 473843f9205SJustin Chen 474843f9205SJustin Chen ax88179_set_pm_mode(dev, false); 475e2ca90c2SFreddy Xin 476e2ca90c2SFreddy Xin return usbnet_resume(intf); 477e2ca90c2SFreddy Xin } 478e2ca90c2SFreddy Xin 479e2ca90c2SFreddy Xin static void 480e2ca90c2SFreddy Xin ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 481e2ca90c2SFreddy Xin { 482e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 483e2ca90c2SFreddy Xin u8 opt; 484e2ca90c2SFreddy Xin 485e2ca90c2SFreddy Xin if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 486e2ca90c2SFreddy Xin 1, 1, &opt) < 0) { 487e2ca90c2SFreddy Xin wolinfo->supported = 0; 488e2ca90c2SFreddy Xin wolinfo->wolopts = 0; 489e2ca90c2SFreddy Xin return; 490e2ca90c2SFreddy Xin } 491e2ca90c2SFreddy Xin 492e2ca90c2SFreddy Xin wolinfo->supported = WAKE_PHY | WAKE_MAGIC; 493e2ca90c2SFreddy Xin wolinfo->wolopts = 0; 494e2ca90c2SFreddy Xin if (opt & AX_MONITOR_MODE_RWLC) 495e2ca90c2SFreddy Xin wolinfo->wolopts |= WAKE_PHY; 496e2ca90c2SFreddy Xin if (opt & AX_MONITOR_MODE_RWMP) 497e2ca90c2SFreddy Xin wolinfo->wolopts |= WAKE_MAGIC; 498e2ca90c2SFreddy Xin } 499e2ca90c2SFreddy Xin 500e2ca90c2SFreddy Xin static int 501e2ca90c2SFreddy Xin ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 502e2ca90c2SFreddy Xin { 503e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 504e2ca90c2SFreddy Xin u8 opt = 0; 505e2ca90c2SFreddy Xin 5065ba6b4aaSFlorian Fainelli if (wolinfo->wolopts & ~(WAKE_PHY | WAKE_MAGIC)) 5075ba6b4aaSFlorian Fainelli return -EINVAL; 5085ba6b4aaSFlorian Fainelli 509e2ca90c2SFreddy Xin if (wolinfo->wolopts & WAKE_PHY) 510e2ca90c2SFreddy Xin opt |= AX_MONITOR_MODE_RWLC; 511e2ca90c2SFreddy Xin if (wolinfo->wolopts & WAKE_MAGIC) 512e2ca90c2SFreddy Xin opt |= AX_MONITOR_MODE_RWMP; 513e2ca90c2SFreddy Xin 514e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 515e2ca90c2SFreddy Xin 1, 1, &opt) < 0) 516e2ca90c2SFreddy Xin return -EINVAL; 517e2ca90c2SFreddy Xin 518e2ca90c2SFreddy Xin return 0; 519e2ca90c2SFreddy Xin } 520e2ca90c2SFreddy Xin 521e2ca90c2SFreddy Xin static int ax88179_get_eeprom_len(struct net_device *net) 522e2ca90c2SFreddy Xin { 523e2ca90c2SFreddy Xin return AX_EEPROM_LEN; 524e2ca90c2SFreddy Xin } 525e2ca90c2SFreddy Xin 526e2ca90c2SFreddy Xin static int 527e2ca90c2SFreddy Xin ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 528e2ca90c2SFreddy Xin u8 *data) 529e2ca90c2SFreddy Xin { 530e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 531e2ca90c2SFreddy Xin u16 *eeprom_buff; 532e2ca90c2SFreddy Xin int first_word, last_word; 533e2ca90c2SFreddy Xin int i, ret; 534e2ca90c2SFreddy Xin 535e2ca90c2SFreddy Xin if (eeprom->len == 0) 536e2ca90c2SFreddy Xin return -EINVAL; 537e2ca90c2SFreddy Xin 538e2ca90c2SFreddy Xin eeprom->magic = AX88179_EEPROM_MAGIC; 539e2ca90c2SFreddy Xin 540e2ca90c2SFreddy Xin first_word = eeprom->offset >> 1; 541e2ca90c2SFreddy Xin last_word = (eeprom->offset + eeprom->len - 1) >> 1; 5426da2ec56SKees Cook eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 543e2ca90c2SFreddy Xin GFP_KERNEL); 544e2ca90c2SFreddy Xin if (!eeprom_buff) 545e2ca90c2SFreddy Xin return -ENOMEM; 546e2ca90c2SFreddy Xin 547e2ca90c2SFreddy Xin /* ax88179/178A returns 2 bytes from eeprom on read */ 548e2ca90c2SFreddy Xin for (i = first_word; i <= last_word; i++) { 549e2ca90c2SFreddy Xin ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 550843f9205SJustin Chen &eeprom_buff[i - first_word]); 551e2ca90c2SFreddy Xin if (ret < 0) { 552e2ca90c2SFreddy Xin kfree(eeprom_buff); 553e2ca90c2SFreddy Xin return -EIO; 554e2ca90c2SFreddy Xin } 555e2ca90c2SFreddy Xin } 556e2ca90c2SFreddy Xin 557e2ca90c2SFreddy Xin memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); 558e2ca90c2SFreddy Xin kfree(eeprom_buff); 559e2ca90c2SFreddy Xin return 0; 560e2ca90c2SFreddy Xin } 561e2ca90c2SFreddy Xin 56278734404SBjorn Andersson static int 56378734404SBjorn Andersson ax88179_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 56478734404SBjorn Andersson u8 *data) 56578734404SBjorn Andersson { 56678734404SBjorn Andersson struct usbnet *dev = netdev_priv(net); 56778734404SBjorn Andersson u16 *eeprom_buff; 56878734404SBjorn Andersson int first_word; 56978734404SBjorn Andersson int last_word; 57078734404SBjorn Andersson int ret; 57178734404SBjorn Andersson int i; 57278734404SBjorn Andersson 57378734404SBjorn Andersson netdev_dbg(net, "write EEPROM len %d, offset %d, magic 0x%x\n", 57478734404SBjorn Andersson eeprom->len, eeprom->offset, eeprom->magic); 57578734404SBjorn Andersson 57678734404SBjorn Andersson if (eeprom->len == 0) 57778734404SBjorn Andersson return -EINVAL; 57878734404SBjorn Andersson 57978734404SBjorn Andersson if (eeprom->magic != AX88179_EEPROM_MAGIC) 58078734404SBjorn Andersson return -EINVAL; 58178734404SBjorn Andersson 58278734404SBjorn Andersson first_word = eeprom->offset >> 1; 58378734404SBjorn Andersson last_word = (eeprom->offset + eeprom->len - 1) >> 1; 58478734404SBjorn Andersson 58578734404SBjorn Andersson eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 58678734404SBjorn Andersson GFP_KERNEL); 58778734404SBjorn Andersson if (!eeprom_buff) 58878734404SBjorn Andersson return -ENOMEM; 58978734404SBjorn Andersson 59078734404SBjorn Andersson /* align data to 16 bit boundaries, read the missing data from 59178734404SBjorn Andersson the EEPROM */ 59278734404SBjorn Andersson if (eeprom->offset & 1) { 59378734404SBjorn Andersson ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, first_word, 1, 2, 59478734404SBjorn Andersson &eeprom_buff[0]); 59578734404SBjorn Andersson if (ret < 0) { 59678734404SBjorn Andersson netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", first_word); 59778734404SBjorn Andersson goto free; 59878734404SBjorn Andersson } 59978734404SBjorn Andersson } 60078734404SBjorn Andersson 60178734404SBjorn Andersson if ((eeprom->offset + eeprom->len) & 1) { 60278734404SBjorn Andersson ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, last_word, 1, 2, 60378734404SBjorn Andersson &eeprom_buff[last_word - first_word]); 60478734404SBjorn Andersson if (ret < 0) { 60578734404SBjorn Andersson netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", last_word); 60678734404SBjorn Andersson goto free; 60778734404SBjorn Andersson } 60878734404SBjorn Andersson } 60978734404SBjorn Andersson 61078734404SBjorn Andersson memcpy((u8 *)eeprom_buff + (eeprom->offset & 1), data, eeprom->len); 61178734404SBjorn Andersson 61278734404SBjorn Andersson for (i = first_word; i <= last_word; i++) { 61378734404SBjorn Andersson netdev_dbg(net, "write to EEPROM at offset 0x%02x, data 0x%04x\n", 61478734404SBjorn Andersson i, eeprom_buff[i - first_word]); 61578734404SBjorn Andersson ret = ax88179_write_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 61678734404SBjorn Andersson &eeprom_buff[i - first_word]); 61778734404SBjorn Andersson if (ret < 0) { 61878734404SBjorn Andersson netdev_err(net, "Failed to write EEPROM at offset 0x%02x.\n", i); 61978734404SBjorn Andersson goto free; 62078734404SBjorn Andersson } 62178734404SBjorn Andersson msleep(20); 62278734404SBjorn Andersson } 62378734404SBjorn Andersson 62478734404SBjorn Andersson /* reload EEPROM data */ 62578734404SBjorn Andersson ret = ax88179_write_cmd(dev, AX_RELOAD_EEPROM_EFUSE, 0x0000, 0, 0, NULL); 62678734404SBjorn Andersson if (ret < 0) { 62778734404SBjorn Andersson netdev_err(net, "Failed to reload EEPROM data\n"); 62878734404SBjorn Andersson goto free; 62978734404SBjorn Andersson } 63078734404SBjorn Andersson 63178734404SBjorn Andersson ret = 0; 63278734404SBjorn Andersson free: 63378734404SBjorn Andersson kfree(eeprom_buff); 63478734404SBjorn Andersson return ret; 63578734404SBjorn Andersson } 63678734404SBjorn Andersson 6373c9b803bSPhilippe Reynes static int ax88179_get_link_ksettings(struct net_device *net, 6383c9b803bSPhilippe Reynes struct ethtool_link_ksettings *cmd) 639e2ca90c2SFreddy Xin { 640e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 64182c01a84Syuval.shaia@oracle.com 64282c01a84Syuval.shaia@oracle.com mii_ethtool_get_link_ksettings(&dev->mii, cmd); 64382c01a84Syuval.shaia@oracle.com 64482c01a84Syuval.shaia@oracle.com return 0; 645e2ca90c2SFreddy Xin } 646e2ca90c2SFreddy Xin 6473c9b803bSPhilippe Reynes static int ax88179_set_link_ksettings(struct net_device *net, 6483c9b803bSPhilippe Reynes const struct ethtool_link_ksettings *cmd) 649e2ca90c2SFreddy Xin { 650e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 6513c9b803bSPhilippe Reynes return mii_ethtool_set_link_ksettings(&dev->mii, cmd); 652e2ca90c2SFreddy Xin } 653e2ca90c2SFreddy Xin 654e98d69baSFreddy Xin static int 655e98d69baSFreddy Xin ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_eee *data) 656e98d69baSFreddy Xin { 657e98d69baSFreddy Xin int val; 658e98d69baSFreddy Xin 659e98d69baSFreddy Xin /* Get Supported EEE */ 660e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_PCS_EEE_ABLE, 661e98d69baSFreddy Xin MDIO_MMD_PCS); 662e98d69baSFreddy Xin if (val < 0) 663e98d69baSFreddy Xin return val; 664e98d69baSFreddy Xin data->supported = mmd_eee_cap_to_ethtool_sup_t(val); 665e98d69baSFreddy Xin 666e98d69baSFreddy Xin /* Get advertisement EEE */ 667e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_ADV, 668e98d69baSFreddy Xin MDIO_MMD_AN); 669e98d69baSFreddy Xin if (val < 0) 670e98d69baSFreddy Xin return val; 671e98d69baSFreddy Xin data->advertised = mmd_eee_adv_to_ethtool_adv_t(val); 672e98d69baSFreddy Xin 673e98d69baSFreddy Xin /* Get LP advertisement EEE */ 674e98d69baSFreddy Xin val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_LPABLE, 675e98d69baSFreddy Xin MDIO_MMD_AN); 676e98d69baSFreddy Xin if (val < 0) 677e98d69baSFreddy Xin return val; 678e98d69baSFreddy Xin data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); 679e98d69baSFreddy Xin 680e98d69baSFreddy Xin return 0; 681e98d69baSFreddy Xin } 682e98d69baSFreddy Xin 683e98d69baSFreddy Xin static int 684e98d69baSFreddy Xin ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_eee *data) 685e98d69baSFreddy Xin { 686e98d69baSFreddy Xin u16 tmp16 = ethtool_adv_to_mmd_eee_adv_t(data->advertised); 687e98d69baSFreddy Xin 688e98d69baSFreddy Xin return ax88179_phy_write_mmd_indirect(dev, MDIO_AN_EEE_ADV, 689e98d69baSFreddy Xin MDIO_MMD_AN, tmp16); 690e98d69baSFreddy Xin } 691e98d69baSFreddy Xin 692e98d69baSFreddy Xin static int ax88179_chk_eee(struct usbnet *dev) 693e98d69baSFreddy Xin { 694e98d69baSFreddy Xin struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET }; 695*2bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 696e98d69baSFreddy Xin 697e98d69baSFreddy Xin mii_ethtool_gset(&dev->mii, &ecmd); 698e98d69baSFreddy Xin 699e98d69baSFreddy Xin if (ecmd.duplex & DUPLEX_FULL) { 700e98d69baSFreddy Xin int eee_lp, eee_cap, eee_adv; 701e98d69baSFreddy Xin u32 lp, cap, adv, supported = 0; 702e98d69baSFreddy Xin 703e98d69baSFreddy Xin eee_cap = ax88179_phy_read_mmd_indirect(dev, 704e98d69baSFreddy Xin MDIO_PCS_EEE_ABLE, 705e98d69baSFreddy Xin MDIO_MMD_PCS); 706e98d69baSFreddy Xin if (eee_cap < 0) { 707e98d69baSFreddy Xin priv->eee_active = 0; 708e98d69baSFreddy Xin return false; 709e98d69baSFreddy Xin } 710e98d69baSFreddy Xin 711e98d69baSFreddy Xin cap = mmd_eee_cap_to_ethtool_sup_t(eee_cap); 712e98d69baSFreddy Xin if (!cap) { 713e98d69baSFreddy Xin priv->eee_active = 0; 714e98d69baSFreddy Xin return false; 715e98d69baSFreddy Xin } 716e98d69baSFreddy Xin 717e98d69baSFreddy Xin eee_lp = ax88179_phy_read_mmd_indirect(dev, 718e98d69baSFreddy Xin MDIO_AN_EEE_LPABLE, 719e98d69baSFreddy Xin MDIO_MMD_AN); 720e98d69baSFreddy Xin if (eee_lp < 0) { 721e98d69baSFreddy Xin priv->eee_active = 0; 722e98d69baSFreddy Xin return false; 723e98d69baSFreddy Xin } 724e98d69baSFreddy Xin 725e98d69baSFreddy Xin eee_adv = ax88179_phy_read_mmd_indirect(dev, 726e98d69baSFreddy Xin MDIO_AN_EEE_ADV, 727e98d69baSFreddy Xin MDIO_MMD_AN); 728e98d69baSFreddy Xin 729e98d69baSFreddy Xin if (eee_adv < 0) { 730e98d69baSFreddy Xin priv->eee_active = 0; 731e98d69baSFreddy Xin return false; 732e98d69baSFreddy Xin } 733e98d69baSFreddy Xin 734e98d69baSFreddy Xin adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv); 735e98d69baSFreddy Xin lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp); 736e98d69baSFreddy Xin supported = (ecmd.speed == SPEED_1000) ? 737e98d69baSFreddy Xin SUPPORTED_1000baseT_Full : 738e98d69baSFreddy Xin SUPPORTED_100baseT_Full; 739e98d69baSFreddy Xin 740e98d69baSFreddy Xin if (!(lp & adv & supported)) { 741e98d69baSFreddy Xin priv->eee_active = 0; 742e98d69baSFreddy Xin return false; 743e98d69baSFreddy Xin } 744e98d69baSFreddy Xin 745e98d69baSFreddy Xin priv->eee_active = 1; 746e98d69baSFreddy Xin return true; 747e98d69baSFreddy Xin } 748e98d69baSFreddy Xin 749e98d69baSFreddy Xin priv->eee_active = 0; 750e98d69baSFreddy Xin return false; 751e98d69baSFreddy Xin } 752e98d69baSFreddy Xin 753e98d69baSFreddy Xin static void ax88179_disable_eee(struct usbnet *dev) 754e98d69baSFreddy Xin { 755e98d69baSFreddy Xin u16 tmp16; 756e98d69baSFreddy Xin 757e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE3; 758e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 759e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 760e98d69baSFreddy Xin 761e98d69baSFreddy Xin tmp16 = 0x3246; 762e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 763e98d69baSFreddy Xin MII_PHYADDR, 2, &tmp16); 764e98d69baSFreddy Xin 765e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE0; 766e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 767e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 768e98d69baSFreddy Xin } 769e98d69baSFreddy Xin 770e98d69baSFreddy Xin static void ax88179_enable_eee(struct usbnet *dev) 771e98d69baSFreddy Xin { 772e98d69baSFreddy Xin u16 tmp16; 773e98d69baSFreddy Xin 774e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE3; 775e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 776e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 777e98d69baSFreddy Xin 778e98d69baSFreddy Xin tmp16 = 0x3247; 779e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 780e98d69baSFreddy Xin MII_PHYADDR, 2, &tmp16); 781e98d69baSFreddy Xin 782e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE5; 783e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 784e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 785e98d69baSFreddy Xin 786e98d69baSFreddy Xin tmp16 = 0x0680; 787e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 788e98d69baSFreddy Xin MII_BMSR, 2, &tmp16); 789e98d69baSFreddy Xin 790e98d69baSFreddy Xin tmp16 = GMII_PHY_PGSEL_PAGE0; 791e98d69baSFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 792e98d69baSFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp16); 793e98d69baSFreddy Xin } 794e98d69baSFreddy Xin 795e98d69baSFreddy Xin static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata) 796e98d69baSFreddy Xin { 797e98d69baSFreddy Xin struct usbnet *dev = netdev_priv(net); 798*2bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 799e98d69baSFreddy Xin 800e98d69baSFreddy Xin edata->eee_enabled = priv->eee_enabled; 801e98d69baSFreddy Xin edata->eee_active = priv->eee_active; 802e98d69baSFreddy Xin 803e98d69baSFreddy Xin return ax88179_ethtool_get_eee(dev, edata); 804e98d69baSFreddy Xin } 805e98d69baSFreddy Xin 806e98d69baSFreddy Xin static int ax88179_set_eee(struct net_device *net, struct ethtool_eee *edata) 807e98d69baSFreddy Xin { 808e98d69baSFreddy Xin struct usbnet *dev = netdev_priv(net); 809*2bcbd3d8SJustin Chen struct ax88179_data *priv = dev->driver_priv; 810d728e640SColin Ian King int ret; 811e98d69baSFreddy Xin 812e98d69baSFreddy Xin priv->eee_enabled = edata->eee_enabled; 813e98d69baSFreddy Xin if (!priv->eee_enabled) { 814e98d69baSFreddy Xin ax88179_disable_eee(dev); 815e98d69baSFreddy Xin } else { 816e98d69baSFreddy Xin priv->eee_enabled = ax88179_chk_eee(dev); 817e98d69baSFreddy Xin if (!priv->eee_enabled) 818e98d69baSFreddy Xin return -EOPNOTSUPP; 819e98d69baSFreddy Xin 820e98d69baSFreddy Xin ax88179_enable_eee(dev); 821e98d69baSFreddy Xin } 822e98d69baSFreddy Xin 823e98d69baSFreddy Xin ret = ax88179_ethtool_set_eee(dev, edata); 824e98d69baSFreddy Xin if (ret) 825e98d69baSFreddy Xin return ret; 826e98d69baSFreddy Xin 827e98d69baSFreddy Xin mii_nway_restart(&dev->mii); 828e98d69baSFreddy Xin 829e98d69baSFreddy Xin usbnet_link_change(dev, 0, 0); 830e98d69baSFreddy Xin 831e98d69baSFreddy Xin return ret; 832e98d69baSFreddy Xin } 833e2ca90c2SFreddy Xin 834e2ca90c2SFreddy Xin static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) 835e2ca90c2SFreddy Xin { 836e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 837e2ca90c2SFreddy Xin return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); 838e2ca90c2SFreddy Xin } 839e2ca90c2SFreddy Xin 840e2ca90c2SFreddy Xin static const struct ethtool_ops ax88179_ethtool_ops = { 841e2ca90c2SFreddy Xin .get_link = ethtool_op_get_link, 842e2ca90c2SFreddy Xin .get_msglevel = usbnet_get_msglevel, 843e2ca90c2SFreddy Xin .set_msglevel = usbnet_set_msglevel, 844e2ca90c2SFreddy Xin .get_wol = ax88179_get_wol, 845e2ca90c2SFreddy Xin .set_wol = ax88179_set_wol, 846e2ca90c2SFreddy Xin .get_eeprom_len = ax88179_get_eeprom_len, 847e2ca90c2SFreddy Xin .get_eeprom = ax88179_get_eeprom, 84878734404SBjorn Andersson .set_eeprom = ax88179_set_eeprom, 849e98d69baSFreddy Xin .get_eee = ax88179_get_eee, 850e98d69baSFreddy Xin .set_eee = ax88179_set_eee, 851e2ca90c2SFreddy Xin .nway_reset = usbnet_nway_reset, 8523c9b803bSPhilippe Reynes .get_link_ksettings = ax88179_get_link_ksettings, 8533c9b803bSPhilippe Reynes .set_link_ksettings = ax88179_set_link_ksettings, 854dc83ef22SAndreas K. Besslein .get_ts_info = ethtool_op_get_ts_info, 855e2ca90c2SFreddy Xin }; 856e2ca90c2SFreddy Xin 857e2ca90c2SFreddy Xin static void ax88179_set_multicast(struct net_device *net) 858e2ca90c2SFreddy Xin { 859e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 860*2bcbd3d8SJustin Chen struct ax88179_data *data = dev->driver_priv; 861*2bcbd3d8SJustin Chen u8 *m_filter = ((u8 *)dev->data); 862e2ca90c2SFreddy Xin 863e2ca90c2SFreddy Xin data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); 864e2ca90c2SFreddy Xin 865e2ca90c2SFreddy Xin if (net->flags & IFF_PROMISC) { 866e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_PRO; 867e2ca90c2SFreddy Xin } else if (net->flags & IFF_ALLMULTI || 868e2ca90c2SFreddy Xin netdev_mc_count(net) > AX_MAX_MCAST) { 869e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_AMALL; 870e2ca90c2SFreddy Xin } else if (netdev_mc_empty(net)) { 871e2ca90c2SFreddy Xin /* just broadcast and directed */ 872e2ca90c2SFreddy Xin } else { 873*2bcbd3d8SJustin Chen /* We use dev->data for our 8 byte filter buffer 874e2ca90c2SFreddy Xin * to avoid allocating memory that is tricky to free later 875e2ca90c2SFreddy Xin */ 876e2ca90c2SFreddy Xin u32 crc_bits; 877e2ca90c2SFreddy Xin struct netdev_hw_addr *ha; 878e2ca90c2SFreddy Xin 879e2ca90c2SFreddy Xin memset(m_filter, 0, AX_MCAST_FLTSIZE); 880e2ca90c2SFreddy Xin 881e2ca90c2SFreddy Xin netdev_for_each_mc_addr(ha, net) { 882e2ca90c2SFreddy Xin crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; 883e2ca90c2SFreddy Xin *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); 884e2ca90c2SFreddy Xin } 885e2ca90c2SFreddy Xin 886e2ca90c2SFreddy Xin ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, 887e2ca90c2SFreddy Xin AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, 888e2ca90c2SFreddy Xin m_filter); 889e2ca90c2SFreddy Xin 890e2ca90c2SFreddy Xin data->rxctl |= AX_RX_CTL_AM; 891e2ca90c2SFreddy Xin } 892e2ca90c2SFreddy Xin 893e2ca90c2SFreddy Xin ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, 894e2ca90c2SFreddy Xin 2, 2, &data->rxctl); 895e2ca90c2SFreddy Xin } 896e2ca90c2SFreddy Xin 897e2ca90c2SFreddy Xin static int 898e2ca90c2SFreddy Xin ax88179_set_features(struct net_device *net, netdev_features_t features) 899e2ca90c2SFreddy Xin { 900e2ca90c2SFreddy Xin u8 tmp; 901e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 902e2ca90c2SFreddy Xin netdev_features_t changed = net->features ^ features; 903e2ca90c2SFreddy Xin 904e2ca90c2SFreddy Xin if (changed & NETIF_F_IP_CSUM) { 905e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 906e2ca90c2SFreddy Xin tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; 907e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 908e2ca90c2SFreddy Xin } 909e2ca90c2SFreddy Xin 910e2ca90c2SFreddy Xin if (changed & NETIF_F_IPV6_CSUM) { 911e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 912e2ca90c2SFreddy Xin tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 913e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 914e2ca90c2SFreddy Xin } 915e2ca90c2SFreddy Xin 916e2ca90c2SFreddy Xin if (changed & NETIF_F_RXCSUM) { 917e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 918e2ca90c2SFreddy Xin tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 919e2ca90c2SFreddy Xin AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 920e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 921e2ca90c2SFreddy Xin } 922e2ca90c2SFreddy Xin 923e2ca90c2SFreddy Xin return 0; 924e2ca90c2SFreddy Xin } 925e2ca90c2SFreddy Xin 926e2ca90c2SFreddy Xin static int ax88179_change_mtu(struct net_device *net, int new_mtu) 927e2ca90c2SFreddy Xin { 928e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 929e2ca90c2SFreddy Xin u16 tmp16; 930e2ca90c2SFreddy Xin 931e2ca90c2SFreddy Xin net->mtu = new_mtu; 932e2ca90c2SFreddy Xin dev->hard_mtu = net->mtu + net->hard_header_len; 933e2ca90c2SFreddy Xin 934e2ca90c2SFreddy Xin if (net->mtu > 1500) { 935e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 936e2ca90c2SFreddy Xin 2, 2, &tmp16); 937e2ca90c2SFreddy Xin tmp16 |= AX_MEDIUM_JUMBO_EN; 938e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 939e2ca90c2SFreddy Xin 2, 2, &tmp16); 940e2ca90c2SFreddy Xin } else { 941e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 942e2ca90c2SFreddy Xin 2, 2, &tmp16); 943e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_JUMBO_EN; 944e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 945e2ca90c2SFreddy Xin 2, 2, &tmp16); 946e2ca90c2SFreddy Xin } 947e2ca90c2SFreddy Xin 948a88c32aeSMing Lei /* max qlen depend on hard_mtu and rx_urb_size */ 949a88c32aeSMing Lei usbnet_update_max_qlen(dev); 950a88c32aeSMing Lei 951e2ca90c2SFreddy Xin return 0; 952e2ca90c2SFreddy Xin } 953e2ca90c2SFreddy Xin 954e2ca90c2SFreddy Xin static int ax88179_set_mac_addr(struct net_device *net, void *p) 955e2ca90c2SFreddy Xin { 956e2ca90c2SFreddy Xin struct usbnet *dev = netdev_priv(net); 957e2ca90c2SFreddy Xin struct sockaddr *addr = p; 95895ff8868SIan Morgan int ret; 959e2ca90c2SFreddy Xin 960e2ca90c2SFreddy Xin if (netif_running(net)) 961e2ca90c2SFreddy Xin return -EBUSY; 962e2ca90c2SFreddy Xin if (!is_valid_ether_addr(addr->sa_data)) 963e2ca90c2SFreddy Xin return -EADDRNOTAVAIL; 964e2ca90c2SFreddy Xin 96516813717SJakub Kicinski eth_hw_addr_set(net, addr->sa_data); 966e2ca90c2SFreddy Xin 967e2ca90c2SFreddy Xin /* Set the MAC address */ 96895ff8868SIan Morgan ret = ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 969e2ca90c2SFreddy Xin ETH_ALEN, net->dev_addr); 97095ff8868SIan Morgan if (ret < 0) 97195ff8868SIan Morgan return ret; 97295ff8868SIan Morgan 97395ff8868SIan Morgan return 0; 974e2ca90c2SFreddy Xin } 975e2ca90c2SFreddy Xin 976e2ca90c2SFreddy Xin static const struct net_device_ops ax88179_netdev_ops = { 977e2ca90c2SFreddy Xin .ndo_open = usbnet_open, 978e2ca90c2SFreddy Xin .ndo_stop = usbnet_stop, 979e2ca90c2SFreddy Xin .ndo_start_xmit = usbnet_start_xmit, 980e2ca90c2SFreddy Xin .ndo_tx_timeout = usbnet_tx_timeout, 981323955a0SHeiner Kallweit .ndo_get_stats64 = dev_get_tstats64, 982e2ca90c2SFreddy Xin .ndo_change_mtu = ax88179_change_mtu, 983e2ca90c2SFreddy Xin .ndo_set_mac_address = ax88179_set_mac_addr, 984e2ca90c2SFreddy Xin .ndo_validate_addr = eth_validate_addr, 985a7605370SArnd Bergmann .ndo_eth_ioctl = ax88179_ioctl, 986e2ca90c2SFreddy Xin .ndo_set_rx_mode = ax88179_set_multicast, 987e2ca90c2SFreddy Xin .ndo_set_features = ax88179_set_features, 988e2ca90c2SFreddy Xin }; 989e2ca90c2SFreddy Xin 990e2ca90c2SFreddy Xin static int ax88179_check_eeprom(struct usbnet *dev) 991e2ca90c2SFreddy Xin { 992e2ca90c2SFreddy Xin u8 i, buf, eeprom[20]; 993e2ca90c2SFreddy Xin u16 csum, delay = HZ / 10; 994e2ca90c2SFreddy Xin unsigned long jtimeout; 995e2ca90c2SFreddy Xin 996e2ca90c2SFreddy Xin /* Read EEPROM content */ 997e2ca90c2SFreddy Xin for (i = 0; i < 6; i++) { 998e2ca90c2SFreddy Xin buf = i; 999e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1000e2ca90c2SFreddy Xin 1, 1, &buf) < 0) 1001e2ca90c2SFreddy Xin return -EINVAL; 1002e2ca90c2SFreddy Xin 1003e2ca90c2SFreddy Xin buf = EEP_RD; 1004e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1005e2ca90c2SFreddy Xin 1, 1, &buf) < 0) 1006e2ca90c2SFreddy Xin return -EINVAL; 1007e2ca90c2SFreddy Xin 1008e2ca90c2SFreddy Xin jtimeout = jiffies + delay; 1009e2ca90c2SFreddy Xin do { 1010e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1011e2ca90c2SFreddy Xin 1, 1, &buf); 1012e2ca90c2SFreddy Xin 1013e2ca90c2SFreddy Xin if (time_after(jiffies, jtimeout)) 1014e2ca90c2SFreddy Xin return -EINVAL; 1015e2ca90c2SFreddy Xin 1016e2ca90c2SFreddy Xin } while (buf & EEP_BUSY); 1017e2ca90c2SFreddy Xin 1018e2ca90c2SFreddy Xin __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1019843f9205SJustin Chen 2, 2, &eeprom[i * 2]); 1020e2ca90c2SFreddy Xin 1021e2ca90c2SFreddy Xin if ((i == 0) && (eeprom[0] == 0xFF)) 1022e2ca90c2SFreddy Xin return -EINVAL; 1023e2ca90c2SFreddy Xin } 1024e2ca90c2SFreddy Xin 1025e2ca90c2SFreddy Xin csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; 1026e2ca90c2SFreddy Xin csum = (csum >> 8) + (csum & 0xff); 1027e2ca90c2SFreddy Xin if ((csum + eeprom[10]) != 0xff) 1028e2ca90c2SFreddy Xin return -EINVAL; 1029e2ca90c2SFreddy Xin 1030e2ca90c2SFreddy Xin return 0; 1031e2ca90c2SFreddy Xin } 1032e2ca90c2SFreddy Xin 1033e2ca90c2SFreddy Xin static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) 1034e2ca90c2SFreddy Xin { 1035e2ca90c2SFreddy Xin u8 i; 1036e2ca90c2SFreddy Xin u8 efuse[64]; 1037e2ca90c2SFreddy Xin u16 csum = 0; 1038e2ca90c2SFreddy Xin 1039e2ca90c2SFreddy Xin if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) 1040e2ca90c2SFreddy Xin return -EINVAL; 1041e2ca90c2SFreddy Xin 1042e2ca90c2SFreddy Xin if (*efuse == 0xFF) 1043e2ca90c2SFreddy Xin return -EINVAL; 1044e2ca90c2SFreddy Xin 1045e2ca90c2SFreddy Xin for (i = 0; i < 64; i++) 1046e2ca90c2SFreddy Xin csum = csum + efuse[i]; 1047e2ca90c2SFreddy Xin 1048e2ca90c2SFreddy Xin while (csum > 255) 1049e2ca90c2SFreddy Xin csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); 1050e2ca90c2SFreddy Xin 1051e2ca90c2SFreddy Xin if (csum != 0xFF) 1052e2ca90c2SFreddy Xin return -EINVAL; 1053e2ca90c2SFreddy Xin 1054e2ca90c2SFreddy Xin *ledmode = (efuse[51] << 8) | efuse[52]; 1055e2ca90c2SFreddy Xin 1056e2ca90c2SFreddy Xin return 0; 1057e2ca90c2SFreddy Xin } 1058e2ca90c2SFreddy Xin 1059e2ca90c2SFreddy Xin static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) 1060e2ca90c2SFreddy Xin { 1061e2ca90c2SFreddy Xin u16 led; 1062e2ca90c2SFreddy Xin 1063e2ca90c2SFreddy Xin /* Loaded the old eFuse LED Mode */ 1064e2ca90c2SFreddy Xin if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) 1065e2ca90c2SFreddy Xin return -EINVAL; 1066e2ca90c2SFreddy Xin 1067e2ca90c2SFreddy Xin led >>= 8; 1068e2ca90c2SFreddy Xin switch (led) { 1069e2ca90c2SFreddy Xin case 0xFF: 1070e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | 1071e2ca90c2SFreddy Xin LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | 1072e2ca90c2SFreddy Xin LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; 1073e2ca90c2SFreddy Xin break; 1074e2ca90c2SFreddy Xin case 0xFE: 1075e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; 1076e2ca90c2SFreddy Xin break; 1077e2ca90c2SFreddy Xin case 0xFD: 1078e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | 1079e2ca90c2SFreddy Xin LED2_LINK_10 | LED_VALID; 1080e2ca90c2SFreddy Xin break; 1081e2ca90c2SFreddy Xin case 0xFC: 1082e2ca90c2SFreddy Xin led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | 1083e2ca90c2SFreddy Xin LED2_LINK_100 | LED2_LINK_10 | LED_VALID; 1084e2ca90c2SFreddy Xin break; 1085e2ca90c2SFreddy Xin default: 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 } 1091e2ca90c2SFreddy Xin 1092e2ca90c2SFreddy Xin *ledvalue = led; 1093e2ca90c2SFreddy Xin 1094e2ca90c2SFreddy Xin return 0; 1095e2ca90c2SFreddy Xin } 1096e2ca90c2SFreddy Xin 1097e2ca90c2SFreddy Xin static int ax88179_led_setting(struct usbnet *dev) 1098e2ca90c2SFreddy Xin { 1099e2ca90c2SFreddy Xin u8 ledfd, value = 0; 1100e2ca90c2SFreddy Xin u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; 1101e2ca90c2SFreddy Xin unsigned long jtimeout; 1102e2ca90c2SFreddy Xin 1103e2ca90c2SFreddy Xin /* Check AX88179 version. UA1 or UA2*/ 1104e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); 1105e2ca90c2SFreddy Xin 1106e2ca90c2SFreddy Xin if (!(value & AX_SECLD)) { /* UA1 */ 1107e2ca90c2SFreddy Xin value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | 1108e2ca90c2SFreddy Xin AX_GPIO_CTRL_GPIO1EN; 1109e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, 1110e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1111e2ca90c2SFreddy Xin return -EINVAL; 1112e2ca90c2SFreddy Xin } 1113e2ca90c2SFreddy Xin 1114e2ca90c2SFreddy Xin /* Check EEPROM */ 1115e2ca90c2SFreddy Xin if (!ax88179_check_eeprom(dev)) { 1116e2ca90c2SFreddy Xin value = 0x42; 1117e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1118e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1119e2ca90c2SFreddy Xin return -EINVAL; 1120e2ca90c2SFreddy Xin 1121e2ca90c2SFreddy Xin value = EEP_RD; 1122e2ca90c2SFreddy Xin if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1123e2ca90c2SFreddy Xin 1, 1, &value) < 0) 1124e2ca90c2SFreddy Xin return -EINVAL; 1125e2ca90c2SFreddy Xin 1126e2ca90c2SFreddy Xin jtimeout = jiffies + delay; 1127e2ca90c2SFreddy Xin do { 1128e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1129e2ca90c2SFreddy Xin 1, 1, &value); 1130e2ca90c2SFreddy Xin 1131e2ca90c2SFreddy Xin if (time_after(jiffies, jtimeout)) 1132e2ca90c2SFreddy Xin return -EINVAL; 1133e2ca90c2SFreddy Xin 1134e2ca90c2SFreddy Xin } while (value & EEP_BUSY); 1135e2ca90c2SFreddy Xin 1136e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, 1137e2ca90c2SFreddy Xin 1, 1, &value); 1138e2ca90c2SFreddy Xin ledvalue = (value << 8); 1139e2ca90c2SFreddy Xin 1140e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1141e2ca90c2SFreddy Xin 1, 1, &value); 1142e2ca90c2SFreddy Xin ledvalue |= value; 1143e2ca90c2SFreddy Xin 1144e2ca90c2SFreddy Xin /* load internal ROM for defaule setting */ 1145e2ca90c2SFreddy Xin if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1146e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1147e2ca90c2SFreddy Xin 1148e2ca90c2SFreddy Xin } else if (!ax88179_check_efuse(dev, &ledvalue)) { 1149e2ca90c2SFreddy Xin if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1150e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1151e2ca90c2SFreddy Xin } else { 1152e2ca90c2SFreddy Xin ax88179_convert_old_led(dev, &ledvalue); 1153e2ca90c2SFreddy Xin } 1154e2ca90c2SFreddy Xin 1155e2ca90c2SFreddy Xin tmp = GMII_PHY_PGSEL_EXT; 1156e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1157e2ca90c2SFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp); 1158e2ca90c2SFreddy Xin 1159e2ca90c2SFreddy Xin tmp = 0x2c; 1160e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1161e2ca90c2SFreddy Xin GMII_PHYPAGE, 2, &tmp); 1162e2ca90c2SFreddy Xin 1163e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1164e2ca90c2SFreddy Xin GMII_LED_ACT, 2, &ledact); 1165e2ca90c2SFreddy Xin 1166e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1167e2ca90c2SFreddy Xin GMII_LED_LINK, 2, &ledlink); 1168e2ca90c2SFreddy Xin 1169e2ca90c2SFreddy Xin ledact &= GMII_LED_ACTIVE_MASK; 1170e2ca90c2SFreddy Xin ledlink &= GMII_LED_LINK_MASK; 1171e2ca90c2SFreddy Xin 1172e2ca90c2SFreddy Xin if (ledvalue & LED0_ACTIVE) 1173e2ca90c2SFreddy Xin ledact |= GMII_LED0_ACTIVE; 1174e2ca90c2SFreddy Xin 1175e2ca90c2SFreddy Xin if (ledvalue & LED1_ACTIVE) 1176e2ca90c2SFreddy Xin ledact |= GMII_LED1_ACTIVE; 1177e2ca90c2SFreddy Xin 1178e2ca90c2SFreddy Xin if (ledvalue & LED2_ACTIVE) 1179e2ca90c2SFreddy Xin ledact |= GMII_LED2_ACTIVE; 1180e2ca90c2SFreddy Xin 1181e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_10) 1182e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_10; 1183e2ca90c2SFreddy Xin 1184e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_10) 1185e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_10; 1186e2ca90c2SFreddy Xin 1187e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_10) 1188e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_10; 1189e2ca90c2SFreddy Xin 1190e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_100) 1191e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_100; 1192e2ca90c2SFreddy Xin 1193e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_100) 1194e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_100; 1195e2ca90c2SFreddy Xin 1196e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_100) 1197e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_100; 1198e2ca90c2SFreddy Xin 1199e2ca90c2SFreddy Xin if (ledvalue & LED0_LINK_1000) 1200e2ca90c2SFreddy Xin ledlink |= GMII_LED0_LINK_1000; 1201e2ca90c2SFreddy Xin 1202e2ca90c2SFreddy Xin if (ledvalue & LED1_LINK_1000) 1203e2ca90c2SFreddy Xin ledlink |= GMII_LED1_LINK_1000; 1204e2ca90c2SFreddy Xin 1205e2ca90c2SFreddy Xin if (ledvalue & LED2_LINK_1000) 1206e2ca90c2SFreddy Xin ledlink |= GMII_LED2_LINK_1000; 1207e2ca90c2SFreddy Xin 1208e2ca90c2SFreddy Xin tmp = ledact; 1209e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1210e2ca90c2SFreddy Xin GMII_LED_ACT, 2, &tmp); 1211e2ca90c2SFreddy Xin 1212e2ca90c2SFreddy Xin tmp = ledlink; 1213e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1214e2ca90c2SFreddy Xin GMII_LED_LINK, 2, &tmp); 1215e2ca90c2SFreddy Xin 1216e2ca90c2SFreddy Xin tmp = GMII_PHY_PGSEL_PAGE0; 1217e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1218e2ca90c2SFreddy Xin GMII_PHY_PAGE_SELECT, 2, &tmp); 1219e2ca90c2SFreddy Xin 1220e2ca90c2SFreddy Xin /* LED full duplex setting */ 1221e2ca90c2SFreddy Xin ledfd = 0; 1222e2ca90c2SFreddy Xin if (ledvalue & LED0_FD) 1223e2ca90c2SFreddy Xin ledfd |= 0x01; 1224e2ca90c2SFreddy Xin else if ((ledvalue & LED0_USB3_MASK) == 0) 1225e2ca90c2SFreddy Xin ledfd |= 0x02; 1226e2ca90c2SFreddy Xin 1227e2ca90c2SFreddy Xin if (ledvalue & LED1_FD) 1228e2ca90c2SFreddy Xin ledfd |= 0x04; 1229e2ca90c2SFreddy Xin else if ((ledvalue & LED1_USB3_MASK) == 0) 1230e2ca90c2SFreddy Xin ledfd |= 0x08; 1231e2ca90c2SFreddy Xin 1232e2ca90c2SFreddy Xin if (ledvalue & LED2_FD) 1233e2ca90c2SFreddy Xin ledfd |= 0x10; 1234e2ca90c2SFreddy Xin else if ((ledvalue & LED2_USB3_MASK) == 0) 1235e2ca90c2SFreddy Xin ledfd |= 0x20; 1236e2ca90c2SFreddy Xin 1237e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); 1238e2ca90c2SFreddy Xin 1239e2ca90c2SFreddy Xin return 0; 1240e2ca90c2SFreddy Xin } 1241e2ca90c2SFreddy Xin 12429fb137aeSPeter Fink static void ax88179_get_mac_addr(struct usbnet *dev) 12439fb137aeSPeter Fink { 12449fb137aeSPeter Fink u8 mac[ETH_ALEN]; 12459fb137aeSPeter Fink 1246bd78980bSPhillip Potter memset(mac, 0, sizeof(mac)); 1247bd78980bSPhillip Potter 12489fb137aeSPeter Fink /* Maybe the boot loader passed the MAC address via device tree */ 12499fb137aeSPeter Fink if (!eth_platform_get_mac_address(&dev->udev->dev, mac)) { 12509fb137aeSPeter Fink netif_dbg(dev, ifup, dev->net, 12519fb137aeSPeter Fink "MAC address read from device tree"); 12529fb137aeSPeter Fink } else { 12539fb137aeSPeter Fink ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 12549fb137aeSPeter Fink ETH_ALEN, mac); 12559fb137aeSPeter Fink netif_dbg(dev, ifup, dev->net, 12569fb137aeSPeter Fink "MAC address read from ASIX chip"); 12579fb137aeSPeter Fink } 12589fb137aeSPeter Fink 12599fb137aeSPeter Fink if (is_valid_ether_addr(mac)) { 126016813717SJakub Kicinski eth_hw_addr_set(dev->net, mac); 12619fb137aeSPeter Fink } else { 12629fb137aeSPeter Fink netdev_info(dev->net, "invalid MAC address, using random\n"); 12639fb137aeSPeter Fink eth_hw_addr_random(dev->net); 12649fb137aeSPeter Fink } 12651635520aSPeter Fink 12661635520aSPeter Fink ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, 12671635520aSPeter Fink dev->net->dev_addr); 12689fb137aeSPeter Fink } 12699fb137aeSPeter Fink 1270c0725502SDavid S. Miller static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) 1271e2ca90c2SFreddy Xin { 1272*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data; 1273e2ca90c2SFreddy Xin 1274c0725502SDavid S. Miller usbnet_get_endpoints(dev, intf); 1275c0725502SDavid S. Miller 1276*2bcbd3d8SJustin Chen ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL); 1277*2bcbd3d8SJustin Chen if (!ax179_data) 1278*2bcbd3d8SJustin Chen return -ENOMEM; 1279*2bcbd3d8SJustin Chen 1280*2bcbd3d8SJustin Chen dev->driver_priv = ax179_data; 1281e2ca90c2SFreddy Xin 1282e2ca90c2SFreddy Xin dev->net->netdev_ops = &ax88179_netdev_ops; 1283e2ca90c2SFreddy Xin dev->net->ethtool_ops = &ax88179_ethtool_ops; 1284e2ca90c2SFreddy Xin dev->net->needed_headroom = 8; 1285f77f0aeeSJarod Wilson dev->net->max_mtu = 4088; 1286e2ca90c2SFreddy Xin 1287e2ca90c2SFreddy Xin /* Initialize MII structure */ 1288e2ca90c2SFreddy Xin dev->mii.dev = dev->net; 1289e2ca90c2SFreddy Xin dev->mii.mdio_read = ax88179_mdio_read; 1290e2ca90c2SFreddy Xin dev->mii.mdio_write = ax88179_mdio_write; 1291e2ca90c2SFreddy Xin dev->mii.phy_id_mask = 0xff; 1292e2ca90c2SFreddy Xin dev->mii.reg_num_mask = 0xff; 1293e2ca90c2SFreddy Xin dev->mii.phy_id = 0x03; 1294e2ca90c2SFreddy Xin dev->mii.supports_gmii = 1; 1295e2ca90c2SFreddy Xin 129616b1c4e0SJacky Chou dev->net->features |= NETIF_F_SG | NETIF_F_IP_CSUM | 129716b1c4e0SJacky Chou NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | NETIF_F_TSO; 1298e2ca90c2SFreddy Xin 129916b1c4e0SJacky Chou dev->net->hw_features |= dev->net->features; 130016b1c4e0SJacky Chou 1301ee8b7a11SJakub Kicinski netif_set_tso_max_size(dev->net, 16384); 1302e2ca90c2SFreddy Xin 13039718f9ceSJustin Chen ax88179_reset(dev); 1304e2ca90c2SFreddy Xin 1305e2ca90c2SFreddy Xin return 0; 1306e2ca90c2SFreddy Xin } 1307e2ca90c2SFreddy Xin 1308e2ca90c2SFreddy Xin static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) 1309e2ca90c2SFreddy Xin { 1310*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1311e2ca90c2SFreddy Xin u16 tmp16; 1312e2ca90c2SFreddy Xin 1313e2ca90c2SFreddy Xin /* Configure RX control register => stop operation */ 1314e2ca90c2SFreddy Xin tmp16 = AX_RX_CTL_STOP; 1315e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 1316e2ca90c2SFreddy Xin 1317e2ca90c2SFreddy Xin tmp16 = 0; 1318e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); 1319e2ca90c2SFreddy Xin 1320e2ca90c2SFreddy Xin /* Power down ethernet PHY */ 1321e2ca90c2SFreddy Xin tmp16 = 0; 1322e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 1323*2bcbd3d8SJustin Chen 1324*2bcbd3d8SJustin Chen kfree(ax179_data); 1325e2ca90c2SFreddy Xin } 1326e2ca90c2SFreddy Xin 1327e2ca90c2SFreddy Xin static void 1328e2ca90c2SFreddy Xin ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) 1329e2ca90c2SFreddy Xin { 1330e2ca90c2SFreddy Xin skb->ip_summed = CHECKSUM_NONE; 1331e2ca90c2SFreddy Xin 1332e2ca90c2SFreddy Xin /* checksum error bit is set */ 1333e2ca90c2SFreddy Xin if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || 1334e2ca90c2SFreddy Xin (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) 1335e2ca90c2SFreddy Xin return; 1336e2ca90c2SFreddy Xin 1337e2ca90c2SFreddy Xin /* It must be a TCP or UDP packet with a valid checksum */ 1338e2ca90c2SFreddy Xin if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || 1339e2ca90c2SFreddy Xin ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) 1340e2ca90c2SFreddy Xin skb->ip_summed = CHECKSUM_UNNECESSARY; 1341e2ca90c2SFreddy Xin } 1342e2ca90c2SFreddy Xin 1343e2ca90c2SFreddy Xin static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) 1344e2ca90c2SFreddy Xin { 1345e2ca90c2SFreddy Xin struct sk_buff *ax_skb; 1346e2ca90c2SFreddy Xin int pkt_cnt; 1347e2ca90c2SFreddy Xin u32 rx_hdr; 1348e2ca90c2SFreddy Xin u16 hdr_off; 1349e2ca90c2SFreddy Xin u32 *pkt_hdr; 1350e2ca90c2SFreddy Xin 135157bc3d3aSJann Horn /* At the end of the SKB, there's a header telling us how many packets 135257bc3d3aSJann Horn * are bundled into this buffer and where we can find an array of 135357bc3d3aSJann Horn * per-packet metadata (which contains elements encoded into u16). 135457bc3d3aSJann Horn */ 1355f8ebb3acSJose Alonso 1356f8ebb3acSJose Alonso /* SKB contents for current firmware: 1357f8ebb3acSJose Alonso * <packet 1> <padding> 1358f8ebb3acSJose Alonso * ... 1359f8ebb3acSJose Alonso * <packet N> <padding> 1360f8ebb3acSJose Alonso * <per-packet metadata entry 1> <dummy header> 1361f8ebb3acSJose Alonso * ... 1362f8ebb3acSJose Alonso * <per-packet metadata entry N> <dummy header> 1363f8ebb3acSJose Alonso * <padding2> <rx_hdr> 1364f8ebb3acSJose Alonso * 1365f8ebb3acSJose Alonso * where: 1366f8ebb3acSJose Alonso * <packet N> contains pkt_len bytes: 1367f8ebb3acSJose Alonso * 2 bytes of IP alignment pseudo header 1368f8ebb3acSJose Alonso * packet received 1369f8ebb3acSJose Alonso * <per-packet metadata entry N> contains 4 bytes: 1370f8ebb3acSJose Alonso * pkt_len and fields AX_RXHDR_* 1371f8ebb3acSJose Alonso * <padding> 0-7 bytes to terminate at 1372f8ebb3acSJose Alonso * 8 bytes boundary (64-bit). 1373f8ebb3acSJose Alonso * <padding2> 4 bytes to make rx_hdr terminate at 1374f8ebb3acSJose Alonso * 8 bytes boundary (64-bit) 1375f8ebb3acSJose Alonso * <dummy-header> contains 4 bytes: 1376f8ebb3acSJose Alonso * pkt_len=0 and AX_RXHDR_DROP_ERR 1377f8ebb3acSJose Alonso * <rx-hdr> contains 4 bytes: 1378f8ebb3acSJose Alonso * pkt_cnt and hdr_off (offset of 1379f8ebb3acSJose Alonso * <per-packet metadata entry 1>) 1380f8ebb3acSJose Alonso * 1381f8ebb3acSJose Alonso * pkt_cnt is number of entrys in the per-packet metadata. 1382f8ebb3acSJose Alonso * In current firmware there is 2 entrys per packet. 1383f8ebb3acSJose Alonso * The first points to the packet and the 1384f8ebb3acSJose Alonso * second is a dummy header. 1385f8ebb3acSJose Alonso * This was done probably to align fields in 64-bit and 1386f8ebb3acSJose Alonso * maintain compatibility with old firmware. 1387f8ebb3acSJose Alonso * This code assumes that <dummy header> and <padding2> are 1388f8ebb3acSJose Alonso * optional. 1389f8ebb3acSJose Alonso */ 1390f8ebb3acSJose Alonso 139157bc3d3aSJann Horn if (skb->len < 4) 1392eb85569fSEmil Goode return 0; 1393e2ca90c2SFreddy Xin skb_trim(skb, skb->len - 4); 1394d1854d50SChuhong Yuan rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); 1395e2ca90c2SFreddy Xin pkt_cnt = (u16)rx_hdr; 1396e2ca90c2SFreddy Xin hdr_off = (u16)(rx_hdr >> 16); 139757bc3d3aSJann Horn 139857bc3d3aSJann Horn if (pkt_cnt == 0) 139957bc3d3aSJann Horn return 0; 140057bc3d3aSJann Horn 140157bc3d3aSJann Horn /* Make sure that the bounds of the metadata array are inside the SKB 140257bc3d3aSJann Horn * (and in front of the counter at the end). 140357bc3d3aSJann Horn */ 1404f8ebb3acSJose Alonso if (pkt_cnt * 4 + hdr_off > skb->len) 140557bc3d3aSJann Horn return 0; 1406e2ca90c2SFreddy Xin pkt_hdr = (u32 *)(skb->data + hdr_off); 1407e2ca90c2SFreddy Xin 140857bc3d3aSJann Horn /* Packets must not overlap the metadata array */ 140957bc3d3aSJann Horn skb_trim(skb, hdr_off); 141057bc3d3aSJann Horn 1411f8ebb3acSJose Alonso for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) { 1412f8ebb3acSJose Alonso u16 pkt_len_plus_padd; 1413e2ca90c2SFreddy Xin u16 pkt_len; 1414e2ca90c2SFreddy Xin 1415e2ca90c2SFreddy Xin le32_to_cpus(pkt_hdr); 1416e2ca90c2SFreddy Xin pkt_len = (*pkt_hdr >> 16) & 0x1fff; 1417f8ebb3acSJose Alonso pkt_len_plus_padd = (pkt_len + 7) & 0xfff8; 1418e2ca90c2SFreddy Xin 1419f8ebb3acSJose Alonso /* Skip dummy header used for alignment 1420f8ebb3acSJose Alonso */ 1421f8ebb3acSJose Alonso if (pkt_len == 0) 1422f8ebb3acSJose Alonso continue; 1423f8ebb3acSJose Alonso 1424f8ebb3acSJose Alonso if (pkt_len_plus_padd > skb->len) 142557bc3d3aSJann Horn return 0; 142657bc3d3aSJann Horn 1427e2ca90c2SFreddy Xin /* Check CRC or runt packet */ 1428f8ebb3acSJose Alonso if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) || 1429f8ebb3acSJose Alonso pkt_len < 2 + ETH_HLEN) { 1430f8ebb3acSJose Alonso dev->net->stats.rx_errors++; 1431f8ebb3acSJose Alonso skb_pull(skb, pkt_len_plus_padd); 1432f8ebb3acSJose Alonso continue; 1433f8ebb3acSJose Alonso } 1434e2ca90c2SFreddy Xin 1435f8ebb3acSJose Alonso /* last packet */ 1436f8ebb3acSJose Alonso if (pkt_len_plus_padd == skb->len) { 1437f8ebb3acSJose Alonso skb_trim(skb, pkt_len); 1438f8ebb3acSJose Alonso 1439f8ebb3acSJose Alonso /* Skip IP alignment pseudo header */ 1440f8ebb3acSJose Alonso skb_pull(skb, 2); 1441f8ebb3acSJose Alonso 1442f8ebb3acSJose Alonso skb->truesize = SKB_TRUESIZE(pkt_len_plus_padd); 1443f8ebb3acSJose Alonso ax88179_rx_checksum(skb, pkt_hdr); 1444f8ebb3acSJose Alonso return 1; 1445f8ebb3acSJose Alonso } 1446f8ebb3acSJose Alonso 1447e2ca90c2SFreddy Xin ax_skb = skb_clone(skb, GFP_ATOMIC); 144857bc3d3aSJann Horn if (!ax_skb) 144957bc3d3aSJann Horn return 0; 1450f8ebb3acSJose Alonso skb_trim(ax_skb, pkt_len); 1451f8ebb3acSJose Alonso 1452e869e7a1SJeremy Kerr /* Skip IP alignment pseudo header */ 1453e869e7a1SJeremy Kerr skb_pull(ax_skb, 2); 1454f8ebb3acSJose Alonso 1455f8ebb3acSJose Alonso skb->truesize = pkt_len_plus_padd + 1456f8ebb3acSJose Alonso SKB_DATA_ALIGN(sizeof(struct sk_buff)); 1457e2ca90c2SFreddy Xin ax88179_rx_checksum(ax_skb, pkt_hdr); 1458e2ca90c2SFreddy Xin usbnet_skb_return(dev, ax_skb); 1459f8ebb3acSJose Alonso 1460f8ebb3acSJose Alonso skb_pull(skb, pkt_len_plus_padd); 1461e2ca90c2SFreddy Xin } 1462e2ca90c2SFreddy Xin 146357bc3d3aSJann Horn return 0; 1464e2ca90c2SFreddy Xin } 1465e2ca90c2SFreddy Xin 1466e2ca90c2SFreddy Xin static struct sk_buff * 1467e2ca90c2SFreddy Xin ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) 1468e2ca90c2SFreddy Xin { 1469e2ca90c2SFreddy Xin u32 tx_hdr1, tx_hdr2; 1470e2ca90c2SFreddy Xin int frame_size = dev->maxpacket; 1471e2ca90c2SFreddy Xin int headroom; 14727e24b4edSChuhong Yuan void *ptr; 1473e2ca90c2SFreddy Xin 1474e2ca90c2SFreddy Xin tx_hdr1 = skb->len; 147516b1c4e0SJacky Chou tx_hdr2 = skb_shinfo(skb)->gso_size; /* Set TSO mss */ 1476e2ca90c2SFreddy Xin if (((skb->len + 8) % frame_size) == 0) 1477e2ca90c2SFreddy Xin tx_hdr2 |= 0x80008000; /* Enable padding */ 1478e2ca90c2SFreddy Xin 1479f2707015SEric Dumazet headroom = skb_headroom(skb) - 8; 1480e2ca90c2SFreddy Xin 148116b1c4e0SJacky Chou if ((dev->net->features & NETIF_F_SG) && skb_linearize(skb)) 148216b1c4e0SJacky Chou return NULL; 148316b1c4e0SJacky Chou 1484f2707015SEric Dumazet if ((skb_header_cloned(skb) || headroom < 0) && 1485f2707015SEric Dumazet pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { 1486e2ca90c2SFreddy Xin dev_kfree_skb_any(skb); 1487e2ca90c2SFreddy Xin return NULL; 1488e2ca90c2SFreddy Xin } 1489e2ca90c2SFreddy Xin 14907e24b4edSChuhong Yuan ptr = skb_push(skb, 8); 14917e24b4edSChuhong Yuan put_unaligned_le32(tx_hdr1, ptr); 14927e24b4edSChuhong Yuan put_unaligned_le32(tx_hdr2, ptr + 4); 1493e2ca90c2SFreddy Xin 149416b1c4e0SJacky Chou usbnet_set_skb_tx_stats(skb, (skb_shinfo(skb)->gso_segs ?: 1), 0); 149516b1c4e0SJacky Chou 1496e2ca90c2SFreddy Xin return skb; 1497e2ca90c2SFreddy Xin } 1498e2ca90c2SFreddy Xin 1499e2ca90c2SFreddy Xin static int ax88179_link_reset(struct usbnet *dev) 1500e2ca90c2SFreddy Xin { 1501*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1502c0725502SDavid S. Miller u8 tmp[5], link_sts; 1503c0725502SDavid S. Miller u16 mode, tmp16, delay = HZ / 10; 1504c0725502SDavid S. Miller u32 tmp32 = 0x40000000; 1505c0725502SDavid S. Miller unsigned long jtimeout; 1506c0725502SDavid S. Miller 1507c0725502SDavid S. Miller jtimeout = jiffies + delay; 1508c0725502SDavid S. Miller while (tmp32 & 0x40000000) { 1509c0725502SDavid S. Miller mode = 0; 1510c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); 1511c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, 1512c0725502SDavid S. Miller &ax179_data->rxctl); 1513c0725502SDavid S. Miller 1514c0725502SDavid S. Miller /*link up, check the usb device control TX FIFO full or empty*/ 1515c0725502SDavid S. Miller ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); 1516c0725502SDavid S. Miller 1517c0725502SDavid S. Miller if (time_after(jiffies, jtimeout)) 1518c0725502SDavid S. Miller return 0; 1519c0725502SDavid S. Miller } 1520c0725502SDavid S. Miller 1521c0725502SDavid S. Miller mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1522c0725502SDavid S. Miller AX_MEDIUM_RXFLOW_CTRLEN; 1523c0725502SDavid S. Miller 1524c0725502SDavid S. Miller ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, 1525c0725502SDavid S. Miller 1, 1, &link_sts); 1526c0725502SDavid S. Miller 1527c0725502SDavid S. Miller ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1528c0725502SDavid S. Miller GMII_PHY_PHYSR, 2, &tmp16); 1529c0725502SDavid S. Miller 1530c0725502SDavid S. Miller if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { 1531c0725502SDavid S. Miller return 0; 1532c0725502SDavid S. Miller } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1533c0725502SDavid S. Miller mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; 1534c0725502SDavid S. Miller if (dev->net->mtu > 1500) 1535c0725502SDavid S. Miller mode |= AX_MEDIUM_JUMBO_EN; 1536c0725502SDavid S. Miller 1537c0725502SDavid S. Miller if (link_sts & AX_USB_SS) 1538c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1539c0725502SDavid S. Miller else if (link_sts & AX_USB_HS) 1540c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); 1541c0725502SDavid S. Miller else 1542c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1543c0725502SDavid S. Miller } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1544c0725502SDavid S. Miller mode |= AX_MEDIUM_PS; 1545c0725502SDavid S. Miller 1546c0725502SDavid S. Miller if (link_sts & (AX_USB_SS | AX_USB_HS)) 1547c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); 1548c0725502SDavid S. Miller else 1549c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1550c0725502SDavid S. Miller } else { 1551c0725502SDavid S. Miller memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1552c0725502SDavid S. Miller } 1553c0725502SDavid S. Miller 1554c0725502SDavid S. Miller /* RX bulk configuration */ 1555c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1556c0725502SDavid S. Miller 1557c0725502SDavid S. Miller dev->rx_urb_size = (1024 * (tmp[3] + 2)); 1558c0725502SDavid S. Miller 1559c0725502SDavid S. Miller if (tmp16 & GMII_PHY_PHYSR_FULL) 1560c0725502SDavid S. Miller mode |= AX_MEDIUM_FULL_DUPLEX; 1561c0725502SDavid S. Miller ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1562c0725502SDavid S. Miller 2, 2, &mode); 1563c0725502SDavid S. Miller 1564c0725502SDavid S. Miller ax179_data->eee_enabled = ax88179_chk_eee(dev); 1565c0725502SDavid S. Miller 1566c0725502SDavid S. Miller netif_carrier_on(dev->net); 1567c0725502SDavid S. Miller 1568c0725502SDavid S. Miller return 0; 1569e2ca90c2SFreddy Xin } 1570e2ca90c2SFreddy Xin 1571e2ca90c2SFreddy Xin static int ax88179_reset(struct usbnet *dev) 1572e2ca90c2SFreddy Xin { 1573e2ca90c2SFreddy Xin u8 buf[5]; 1574e2ca90c2SFreddy Xin u16 *tmp16; 1575e2ca90c2SFreddy Xin u8 *tmp; 1576*2bcbd3d8SJustin Chen struct ax88179_data *ax179_data = dev->driver_priv; 1577e98d69baSFreddy Xin struct ethtool_eee eee_data; 1578e2ca90c2SFreddy Xin 1579e2ca90c2SFreddy Xin tmp16 = (u16 *)buf; 1580e2ca90c2SFreddy Xin tmp = (u8 *)buf; 1581e2ca90c2SFreddy Xin 1582e2ca90c2SFreddy Xin /* Power up ethernet PHY */ 1583e2ca90c2SFreddy Xin *tmp16 = 0; 1584e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1585e2ca90c2SFreddy Xin 1586e2ca90c2SFreddy Xin *tmp16 = AX_PHYPWR_RSTCTL_IPRL; 1587e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1588e2ca90c2SFreddy Xin msleep(200); 1589e2ca90c2SFreddy Xin 1590e2ca90c2SFreddy Xin *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; 1591e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); 1592e2ca90c2SFreddy Xin msleep(100); 1593e2ca90c2SFreddy Xin 1594e2ca90c2SFreddy Xin /* Ethernet PHY Auto Detach*/ 1595843f9205SJustin Chen ax88179_auto_detach(dev); 1596e2ca90c2SFreddy Xin 15979fb137aeSPeter Fink /* Read MAC address from DTB or asix chip */ 15989fb137aeSPeter Fink ax88179_get_mac_addr(dev); 15999718f9ceSJustin Chen memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); 1600e2ca90c2SFreddy Xin 1601e2ca90c2SFreddy Xin /* RX bulk configuration */ 1602e2ca90c2SFreddy Xin memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1603e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1604e2ca90c2SFreddy Xin 1605e2ca90c2SFreddy Xin dev->rx_urb_size = 1024 * 20; 1606e2ca90c2SFreddy Xin 1607e2ca90c2SFreddy Xin *tmp = 0x34; 1608e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); 1609e2ca90c2SFreddy Xin 1610e2ca90c2SFreddy Xin *tmp = 0x52; 1611e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, 1612e2ca90c2SFreddy Xin 1, 1, tmp); 1613e2ca90c2SFreddy Xin 1614e2ca90c2SFreddy Xin /* Enable checksum offload */ 1615e2ca90c2SFreddy Xin *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 1616e2ca90c2SFreddy Xin AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 1617e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); 1618e2ca90c2SFreddy Xin 1619e2ca90c2SFreddy Xin *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | 1620e2ca90c2SFreddy Xin AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 1621e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); 1622e2ca90c2SFreddy Xin 1623e2ca90c2SFreddy Xin /* Configure RX control register => start operation */ 1624e2ca90c2SFreddy Xin *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | 1625e2ca90c2SFreddy Xin AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; 1626e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); 1627e2ca90c2SFreddy Xin 1628e2ca90c2SFreddy Xin *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | 1629e2ca90c2SFreddy Xin AX_MONITOR_MODE_RWMP; 1630e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); 1631e2ca90c2SFreddy Xin 1632e2ca90c2SFreddy Xin /* Configure default medium type => giga */ 1633e2ca90c2SFreddy Xin *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 16344c8e84b2SFreddy Xin AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | 16354c8e84b2SFreddy Xin AX_MEDIUM_GIGAMODE; 1636e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1637e2ca90c2SFreddy Xin 2, 2, tmp16); 1638e2ca90c2SFreddy Xin 1639e2ca90c2SFreddy Xin ax88179_led_setting(dev); 1640e2ca90c2SFreddy Xin 1641e98d69baSFreddy Xin ax179_data->eee_enabled = 0; 1642e98d69baSFreddy Xin ax179_data->eee_active = 0; 1643e98d69baSFreddy Xin 1644e98d69baSFreddy Xin ax88179_disable_eee(dev); 1645e98d69baSFreddy Xin 1646e98d69baSFreddy Xin ax88179_ethtool_get_eee(dev, &eee_data); 1647e98d69baSFreddy Xin eee_data.advertised = 0; 1648e98d69baSFreddy Xin ax88179_ethtool_set_eee(dev, &eee_data); 1649e98d69baSFreddy Xin 1650e2ca90c2SFreddy Xin /* Restart autoneg */ 1651e2ca90c2SFreddy Xin mii_nway_restart(&dev->mii); 1652e2ca90c2SFreddy Xin 16537a97856eSMing Lei usbnet_link_change(dev, 0, 0); 1654e2ca90c2SFreddy Xin 1655e2ca90c2SFreddy Xin return 0; 1656e2ca90c2SFreddy Xin } 1657e2ca90c2SFreddy Xin 1658e2ca90c2SFreddy Xin static int ax88179_stop(struct usbnet *dev) 1659e2ca90c2SFreddy Xin { 1660e2ca90c2SFreddy Xin u16 tmp16; 1661e2ca90c2SFreddy Xin 1662e2ca90c2SFreddy Xin ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1663e2ca90c2SFreddy Xin 2, 2, &tmp16); 1664e2ca90c2SFreddy Xin tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 1665e2ca90c2SFreddy Xin ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1666e2ca90c2SFreddy Xin 2, 2, &tmp16); 1667e2ca90c2SFreddy Xin 1668e2ca90c2SFreddy Xin return 0; 1669e2ca90c2SFreddy Xin } 1670e2ca90c2SFreddy Xin 1671e2ca90c2SFreddy Xin static const struct driver_info ax88179_info = { 1672803dee95SDavid Chang .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", 1673e2ca90c2SFreddy Xin .bind = ax88179_bind, 1674e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1675e2ca90c2SFreddy Xin .status = ax88179_status, 1676e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1677e2ca90c2SFreddy Xin .reset = ax88179_reset, 1678e2ca90c2SFreddy Xin .stop = ax88179_stop, 167936a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1680e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1681e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1682e2ca90c2SFreddy Xin }; 1683e2ca90c2SFreddy Xin 1684e2ca90c2SFreddy Xin static const struct driver_info ax88178a_info = { 1685803dee95SDavid Chang .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", 1686e2ca90c2SFreddy Xin .bind = ax88179_bind, 1687e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1688e2ca90c2SFreddy Xin .status = ax88179_status, 1689e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1690e2ca90c2SFreddy Xin .reset = ax88179_reset, 1691e2ca90c2SFreddy Xin .stop = ax88179_stop, 169236a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1693e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1694e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1695e2ca90c2SFreddy Xin }; 1696e2ca90c2SFreddy Xin 16978da3cf2aSAllan Chou static const struct driver_info cypress_GX3_info = { 16988da3cf2aSAllan Chou .description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller", 16998da3cf2aSAllan Chou .bind = ax88179_bind, 17008da3cf2aSAllan Chou .unbind = ax88179_unbind, 17018da3cf2aSAllan Chou .status = ax88179_status, 17028da3cf2aSAllan Chou .link_reset = ax88179_link_reset, 17038da3cf2aSAllan Chou .reset = ax88179_reset, 17048da3cf2aSAllan Chou .stop = ax88179_stop, 170536a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 17068da3cf2aSAllan Chou .rx_fixup = ax88179_rx_fixup, 17078da3cf2aSAllan Chou .tx_fixup = ax88179_tx_fixup, 17088da3cf2aSAllan Chou }; 17098da3cf2aSAllan Chou 1710635d61a3SGerry Demaret static const struct driver_info dlink_dub1312_info = { 1711635d61a3SGerry Demaret .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", 1712635d61a3SGerry Demaret .bind = ax88179_bind, 1713635d61a3SGerry Demaret .unbind = ax88179_unbind, 1714635d61a3SGerry Demaret .status = ax88179_status, 1715635d61a3SGerry Demaret .link_reset = ax88179_link_reset, 1716635d61a3SGerry Demaret .reset = ax88179_reset, 1717635d61a3SGerry Demaret .stop = ax88179_stop, 171836a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1719635d61a3SGerry Demaret .rx_fixup = ax88179_rx_fixup, 1720635d61a3SGerry Demaret .tx_fixup = ax88179_tx_fixup, 1721635d61a3SGerry Demaret }; 1722635d61a3SGerry Demaret 1723e2ca90c2SFreddy Xin static const struct driver_info sitecom_info = { 1724e2ca90c2SFreddy Xin .description = "Sitecom USB 3.0 to Gigabit Adapter", 1725e2ca90c2SFreddy Xin .bind = ax88179_bind, 1726e2ca90c2SFreddy Xin .unbind = ax88179_unbind, 1727e2ca90c2SFreddy Xin .status = ax88179_status, 1728e2ca90c2SFreddy Xin .link_reset = ax88179_link_reset, 1729e2ca90c2SFreddy Xin .reset = ax88179_reset, 1730e2ca90c2SFreddy Xin .stop = ax88179_stop, 173136a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1732e2ca90c2SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1733e2ca90c2SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1734e2ca90c2SFreddy Xin }; 1735e2ca90c2SFreddy Xin 1736f11a5bc1SFreddy Xin static const struct driver_info samsung_info = { 1737f11a5bc1SFreddy Xin .description = "Samsung USB Ethernet Adapter", 1738f11a5bc1SFreddy Xin .bind = ax88179_bind, 1739f11a5bc1SFreddy Xin .unbind = ax88179_unbind, 1740f11a5bc1SFreddy Xin .status = ax88179_status, 1741f11a5bc1SFreddy Xin .link_reset = ax88179_link_reset, 1742f11a5bc1SFreddy Xin .reset = ax88179_reset, 1743f11a5bc1SFreddy Xin .stop = ax88179_stop, 174436a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1745f11a5bc1SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1746f11a5bc1SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1747f11a5bc1SFreddy Xin }; 1748f11a5bc1SFreddy Xin 1749e5fe0cd4SFreddy Xin static const struct driver_info lenovo_info = { 1750e5fe0cd4SFreddy Xin .description = "Lenovo OneLinkDock Gigabit LAN", 1751e5fe0cd4SFreddy Xin .bind = ax88179_bind, 1752e5fe0cd4SFreddy Xin .unbind = ax88179_unbind, 1753e5fe0cd4SFreddy Xin .status = ax88179_status, 1754e5fe0cd4SFreddy Xin .link_reset = ax88179_link_reset, 1755e5fe0cd4SFreddy Xin .reset = ax88179_reset, 1756e5fe0cd4SFreddy Xin .stop = ax88179_stop, 175736a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1758e5fe0cd4SFreddy Xin .rx_fixup = ax88179_rx_fixup, 1759e5fe0cd4SFreddy Xin .tx_fixup = ax88179_tx_fixup, 1760e5fe0cd4SFreddy Xin }; 1761e5fe0cd4SFreddy Xin 1762e20bd60bSAndrew F. Davis static const struct driver_info belkin_info = { 1763e20bd60bSAndrew F. Davis .description = "Belkin USB Ethernet Adapter", 1764e20bd60bSAndrew F. Davis .bind = ax88179_bind, 1765e20bd60bSAndrew F. Davis .unbind = ax88179_unbind, 1766e20bd60bSAndrew F. Davis .status = ax88179_status, 1767e20bd60bSAndrew F. Davis .link_reset = ax88179_link_reset, 1768e20bd60bSAndrew F. Davis .reset = ax88179_reset, 17699666ea66SWilken Gottwalt .stop = ax88179_stop, 177036a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1771e20bd60bSAndrew F. Davis .rx_fixup = ax88179_rx_fixup, 1772e20bd60bSAndrew F. Davis .tx_fixup = ax88179_tx_fixup, 1773e20bd60bSAndrew F. Davis }; 1774e20bd60bSAndrew F. Davis 1775e42d72feSWilken Gottwalt static const struct driver_info toshiba_info = { 1776e42d72feSWilken Gottwalt .description = "Toshiba USB Ethernet Adapter", 1777e42d72feSWilken Gottwalt .bind = ax88179_bind, 1778e42d72feSWilken Gottwalt .unbind = ax88179_unbind, 1779e42d72feSWilken Gottwalt .status = ax88179_status, 1780e42d72feSWilken Gottwalt .link_reset = ax88179_link_reset, 1781e42d72feSWilken Gottwalt .reset = ax88179_reset, 1782e42d72feSWilken Gottwalt .stop = ax88179_stop, 178336a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1784e42d72feSWilken Gottwalt .rx_fixup = ax88179_rx_fixup, 1785e42d72feSWilken Gottwalt .tx_fixup = ax88179_tx_fixup, 1786e42d72feSWilken Gottwalt }; 1787e42d72feSWilken Gottwalt 1788c92a7982SWilken Gottwalt static const struct driver_info mct_info = { 1789c92a7982SWilken Gottwalt .description = "MCT USB 3.0 Gigabit Ethernet Adapter", 1790c92a7982SWilken Gottwalt .bind = ax88179_bind, 1791c92a7982SWilken Gottwalt .unbind = ax88179_unbind, 1792c92a7982SWilken Gottwalt .status = ax88179_status, 1793c92a7982SWilken Gottwalt .link_reset = ax88179_link_reset, 1794c92a7982SWilken Gottwalt .reset = ax88179_reset, 1795c92a7982SWilken Gottwalt .stop = ax88179_stop, 179636a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 1797c92a7982SWilken Gottwalt .rx_fixup = ax88179_rx_fixup, 1798c92a7982SWilken Gottwalt .tx_fixup = ax88179_tx_fixup, 1799c92a7982SWilken Gottwalt }; 1800c92a7982SWilken Gottwalt 18019fe087ddSGreg Jesionowski static const struct driver_info at_umc2000_info = { 18029fe087ddSGreg Jesionowski .description = "AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 18039fe087ddSGreg Jesionowski .bind = ax88179_bind, 18049fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18059fe087ddSGreg Jesionowski .status = ax88179_status, 18069fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 18079fe087ddSGreg Jesionowski .reset = ax88179_reset, 18089fe087ddSGreg Jesionowski .stop = ax88179_stop, 180936a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 18109fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18119fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18129fe087ddSGreg Jesionowski }; 18139fe087ddSGreg Jesionowski 18149fe087ddSGreg Jesionowski static const struct driver_info at_umc200_info = { 18159fe087ddSGreg Jesionowski .description = "AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter", 18169fe087ddSGreg Jesionowski .bind = ax88179_bind, 18179fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18189fe087ddSGreg Jesionowski .status = ax88179_status, 18199fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 18209fe087ddSGreg Jesionowski .reset = ax88179_reset, 18219fe087ddSGreg Jesionowski .stop = ax88179_stop, 182236a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 18239fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18249fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18259fe087ddSGreg Jesionowski }; 18269fe087ddSGreg Jesionowski 18279fe087ddSGreg Jesionowski static const struct driver_info at_umc2000sp_info = { 18289fe087ddSGreg Jesionowski .description = "AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 18299fe087ddSGreg Jesionowski .bind = ax88179_bind, 18309fe087ddSGreg Jesionowski .unbind = ax88179_unbind, 18319fe087ddSGreg Jesionowski .status = ax88179_status, 18329fe087ddSGreg Jesionowski .link_reset = ax88179_link_reset, 18339fe087ddSGreg Jesionowski .reset = ax88179_reset, 18349fe087ddSGreg Jesionowski .stop = ax88179_stop, 183536a15e1cSJose Alonso .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP, 18369fe087ddSGreg Jesionowski .rx_fixup = ax88179_rx_fixup, 18379fe087ddSGreg Jesionowski .tx_fixup = ax88179_tx_fixup, 18389fe087ddSGreg Jesionowski }; 18399fe087ddSGreg Jesionowski 1840e2ca90c2SFreddy Xin static const struct usb_device_id products[] = { 1841e2ca90c2SFreddy Xin { 1842e2ca90c2SFreddy Xin /* ASIX AX88179 10/100/1000 */ 1843e2ca90c2SFreddy Xin USB_DEVICE(0x0b95, 0x1790), 1844e2ca90c2SFreddy Xin .driver_info = (unsigned long)&ax88179_info, 1845e2ca90c2SFreddy Xin }, { 1846e2ca90c2SFreddy Xin /* ASIX AX88178A 10/100/1000 */ 1847e2ca90c2SFreddy Xin USB_DEVICE(0x0b95, 0x178a), 1848e2ca90c2SFreddy Xin .driver_info = (unsigned long)&ax88178a_info, 1849e2ca90c2SFreddy Xin }, { 18508da3cf2aSAllan Chou /* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */ 18518da3cf2aSAllan Chou USB_DEVICE(0x04b4, 0x3610), 18528da3cf2aSAllan Chou .driver_info = (unsigned long)&cypress_GX3_info, 18538da3cf2aSAllan Chou }, { 1854635d61a3SGerry Demaret /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ 1855635d61a3SGerry Demaret USB_DEVICE(0x2001, 0x4a00), 1856635d61a3SGerry Demaret .driver_info = (unsigned long)&dlink_dub1312_info, 1857635d61a3SGerry Demaret }, { 1858e2ca90c2SFreddy Xin /* Sitecom USB 3.0 to Gigabit Adapter */ 1859e2ca90c2SFreddy Xin USB_DEVICE(0x0df6, 0x0072), 1860e2ca90c2SFreddy Xin .driver_info = (unsigned long)&sitecom_info, 1861f11a5bc1SFreddy Xin }, { 1862f11a5bc1SFreddy Xin /* Samsung USB Ethernet Adapter */ 1863f11a5bc1SFreddy Xin USB_DEVICE(0x04e8, 0xa100), 1864f11a5bc1SFreddy Xin .driver_info = (unsigned long)&samsung_info, 1865e5fe0cd4SFreddy Xin }, { 1866e5fe0cd4SFreddy Xin /* Lenovo OneLinkDock Gigabit LAN */ 1867e5fe0cd4SFreddy Xin USB_DEVICE(0x17ef, 0x304b), 1868e5fe0cd4SFreddy Xin .driver_info = (unsigned long)&lenovo_info, 1869e20bd60bSAndrew F. Davis }, { 1870e20bd60bSAndrew F. Davis /* Belkin B2B128 USB 3.0 Hub + Gigabit Ethernet Adapter */ 1871e20bd60bSAndrew F. Davis USB_DEVICE(0x050d, 0x0128), 1872e20bd60bSAndrew F. Davis .driver_info = (unsigned long)&belkin_info, 1873e42d72feSWilken Gottwalt }, { 1874e42d72feSWilken Gottwalt /* Toshiba USB 3.0 GBit Ethernet Adapter */ 1875e42d72feSWilken Gottwalt USB_DEVICE(0x0930, 0x0a13), 1876e42d72feSWilken Gottwalt .driver_info = (unsigned long)&toshiba_info, 1877c92a7982SWilken Gottwalt }, { 1878c92a7982SWilken Gottwalt /* Magic Control Technology U3-A9003 USB 3.0 Gigabit Ethernet Adapter */ 1879c92a7982SWilken Gottwalt USB_DEVICE(0x0711, 0x0179), 1880c92a7982SWilken Gottwalt .driver_info = (unsigned long)&mct_info, 18819fe087ddSGreg Jesionowski }, { 18829fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 18839fe087ddSGreg Jesionowski USB_DEVICE(0x07c9, 0x000e), 18849fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc2000_info, 18859fe087ddSGreg Jesionowski }, { 18869fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter */ 18879fe087ddSGreg Jesionowski USB_DEVICE(0x07c9, 0x000f), 18889fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc200_info, 18899fe087ddSGreg Jesionowski }, { 18909fe087ddSGreg Jesionowski /* Allied Telesis AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 18919fe087ddSGreg Jesionowski USB_DEVICE(0x07c9, 0x0010), 18929fe087ddSGreg Jesionowski .driver_info = (unsigned long)&at_umc2000sp_info, 1893e2ca90c2SFreddy Xin }, 1894e2ca90c2SFreddy Xin { }, 1895e2ca90c2SFreddy Xin }; 1896e2ca90c2SFreddy Xin MODULE_DEVICE_TABLE(usb, products); 1897e2ca90c2SFreddy Xin 1898e2ca90c2SFreddy Xin static struct usb_driver ax88179_178a_driver = { 1899e2ca90c2SFreddy Xin .name = "ax88179_178a", 1900e2ca90c2SFreddy Xin .id_table = products, 1901e2ca90c2SFreddy Xin .probe = usbnet_probe, 1902e2ca90c2SFreddy Xin .suspend = ax88179_suspend, 1903e2ca90c2SFreddy Xin .resume = ax88179_resume, 1904b8553b89SDavid Chang .reset_resume = ax88179_resume, 1905e2ca90c2SFreddy Xin .disconnect = usbnet_disconnect, 1906e2ca90c2SFreddy Xin .supports_autosuspend = 1, 1907e2ca90c2SFreddy Xin .disable_hub_initiated_lpm = 1, 1908e2ca90c2SFreddy Xin }; 1909e2ca90c2SFreddy Xin 1910e2ca90c2SFreddy Xin module_usb_driver(ax88179_178a_driver); 1911e2ca90c2SFreddy Xin 1912e2ca90c2SFreddy Xin MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); 1913e2ca90c2SFreddy Xin MODULE_LICENSE("GPL"); 1914