diff options
Diffstat (limited to 'drivers/usb/net')
-rw-r--r-- | drivers/usb/net/asix.c | 327 | ||||
-rw-r--r-- | drivers/usb/net/pegasus.c | 22 | ||||
-rw-r--r-- | drivers/usb/net/rndis_host.c | 28 |
3 files changed, 200 insertions, 177 deletions
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c index 3094970615cb..12b599a0b539 100644 --- a/drivers/usb/net/asix.c +++ b/drivers/usb/net/asix.c @@ -37,7 +37,6 @@ #include "usbnet.h" - /* ASIX AX8817X based USB 2.0 Ethernet Devices */ #define AX_CMD_SET_SW_MII 0x06 @@ -109,7 +108,7 @@ #define AX_EEPROM_MAGIC 0xdeadbeef /* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */ -struct ax8817x_data { +struct asix_data { u8 multi_filter[AX_MCAST_FILTER_SIZE]; }; @@ -121,7 +120,7 @@ struct ax88172_int_data { u16 res3; } __attribute__ ((packed)); -static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, +static int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, u16 size, void *data) { return usb_control_msg( @@ -136,7 +135,7 @@ static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, USB_CTRL_GET_TIMEOUT); } -static int ax8817x_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, +static int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, u16 size, void *data) { return usb_control_msg( @@ -151,19 +150,80 @@ static int ax8817x_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, USB_CTRL_SET_TIMEOUT); } -static void ax8817x_async_cmd_callback(struct urb *urb, struct pt_regs *regs) +static void asix_async_cmd_callback(struct urb *urb, struct pt_regs *regs) { struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context; if (urb->status < 0) - printk(KERN_DEBUG "ax8817x_async_cmd_callback() failed with %d", + printk(KERN_DEBUG "asix_async_cmd_callback() failed with %d", urb->status); kfree(req); usb_free_urb(urb); } -static void ax8817x_status(struct usbnet *dev, struct urb *urb) +static inline int asix_set_sw_mii(struct usbnet *dev) +{ + int ret; + ret = asix_write_cmd(dev, AX_CMD_SET_SW_MII, 0x0000, 0, 0, NULL); + if (ret < 0) + devdbg(dev, "Failed to enable software MII access"); + return ret; +} + +static inline int asix_set_hw_mii(struct usbnet *dev) +{ + int ret; + ret = asix_write_cmd(dev, AX_CMD_SET_HW_MII, 0x0000, 0, 0, NULL); + if (ret < 0) + devdbg(dev, "Failed to enable hardware MII access"); + return ret; +} + +static inline int asix_get_phyid(struct usbnet *dev) +{ + int ret = 0; + void *buf; + + buf = kmalloc(2, GFP_KERNEL); + if (!buf) + goto out1; + + if ((ret = asix_read_cmd(dev, AX_CMD_READ_PHY_ID, + 0, 0, 2, buf)) < 2) { + devdbg(dev, "Error reading PHYID register: %02x", ret); + goto out2; + } + ret = *((u8 *)buf + 1); +out2: + kfree(buf); +out1: + return ret; +} + +static int asix_sw_reset(struct usbnet *dev, u8 flags) +{ + int ret; + + ret = asix_write_cmd(dev, AX_CMD_SW_RESET, flags, 0, 0, NULL); + if (ret < 0) + devdbg(dev,"Failed to send software reset: %02x", ret); + + return ret; +} + +static int asix_write_rx_ctl(struct usbnet *dev, u16 mode) +{ + int ret; + + ret = asix_write_cmd(dev, AX_CMD_WRITE_RX_CTL, mode, 0, 0, NULL); + if (ret < 0) + devdbg(dev, "Failed to write RX_CTL mode: %02x", ret); + + return ret; +} + +static void asix_status(struct usbnet *dev, struct urb *urb) { struct ax88172_int_data *event; int link; @@ -179,12 +239,12 @@ static void ax8817x_status(struct usbnet *dev, struct urb *urb) usbnet_defer_kevent (dev, EVENT_LINK_RESET ); } else netif_carrier_off(dev->net); - devdbg(dev, "ax8817x - Link Status is: %d", link); + devdbg(dev, "Link Status is: %d", link); } } static void -ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, +asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, u16 size, void *data) { struct usb_ctrlrequest *req; @@ -211,7 +271,7 @@ ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, usb_fill_control_urb(urb, dev->udev, usb_sndctrlpipe(dev->udev, 0), (void *)req, data, size, - ax8817x_async_cmd_callback, req); + asix_async_cmd_callback, req); if((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) { deverr(dev, "Error submitting the control message: status=%d", @@ -221,10 +281,10 @@ ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, } } -static void ax8817x_set_multicast(struct net_device *net) +static void asix_set_multicast(struct net_device *net) { struct usbnet *dev = netdev_priv(net); - struct ax8817x_data *data = (struct ax8817x_data *)&dev->data; + struct asix_data *data = (struct asix_data *)&dev->data; u8 rx_ctl = 0x8c; if (net->flags & IFF_PROMISC) { @@ -255,53 +315,51 @@ static void ax8817x_set_multicast(struct net_device *net) mc_list = mc_list->next; } - ax8817x_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0, + asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0, AX_MCAST_FILTER_SIZE, data->multi_filter); rx_ctl |= 0x10; } - ax8817x_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL); + asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL); } -static int ax8817x_mdio_read(struct net_device *netdev, int phy_id, int loc) +static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc) { struct usbnet *dev = netdev_priv(netdev); u16 res; - u8 buf[1]; - ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf); - ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id, + asix_set_sw_mii(dev); + asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id, (__u16)loc, 2, (u16 *)&res); - ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf); + asix_set_hw_mii(dev); return res & 0xffff; } /* same as above, but converts resulting value to cpu byte order */ -static int ax8817x_mdio_read_le(struct net_device *netdev, int phy_id, int loc) +static int asix_mdio_read_le(struct net_device *netdev, int phy_id, int loc) { - return le16_to_cpu(ax8817x_mdio_read(netdev,phy_id, loc)); + return le16_to_cpu(asix_mdio_read(netdev,phy_id, loc)); } static void -ax8817x_mdio_write(struct net_device *netdev, int phy_id, int loc, int val) +asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val) { struct usbnet *dev = netdev_priv(netdev); u16 res = val; - u8 buf[1]; - ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf); - ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id, + asix_set_sw_mii(dev); + asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id, (__u16)loc, 2, (u16 *)&res); - ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf); + asix_set_hw_mii(dev); } /* same as above, but converts new value to le16 byte order before writing */ static void -ax8817x_mdio_write_le(struct net_device *netdev, int phy_id, int loc, int val) +asix_mdio_write_le(struct net_device *netdev, int phy_id, int loc, int val) { - ax8817x_mdio_write( netdev, phy_id, loc, cpu_to_le16(val) ); + asix_mdio_write( netdev, phy_id, loc, cpu_to_le16(val) ); } static int ax88172_link_reset(struct usbnet *dev) @@ -312,23 +370,23 @@ static int ax88172_link_reset(struct usbnet *dev) u8 mode; mode = AX_MEDIUM_TX_ABORT_ALLOW | AX_MEDIUM_FLOW_CONTROL_EN; - lpa = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA); - adv = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_ADVERTISE); + lpa = asix_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA); + adv = asix_mdio_read_le(dev->net, dev->mii.phy_id, MII_ADVERTISE); res = mii_nway_result(lpa|adv); if (res & LPA_DUPLEX) mode |= AX_MEDIUM_FULL_DUPLEX; - ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL); + asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL); return 0; } static void -ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) +asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) { struct usbnet *dev = netdev_priv(net); u8 opt; - if (ax8817x_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) { + if (asix_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) { wolinfo->supported = 0; wolinfo->wolopts = 0; return; @@ -344,7 +402,7 @@ ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) } static int -ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) +asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) { struct usbnet *dev = netdev_priv(net); u8 opt = 0; @@ -357,19 +415,19 @@ ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) if (opt != 0) opt |= AX_MONITOR_MODE; - if (ax8817x_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE, + if (asix_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE, opt, 0, 0, &buf) < 0) return -EINVAL; return 0; } -static int ax8817x_get_eeprom_len(struct net_device *net) +static int asix_get_eeprom_len(struct net_device *net) { return AX_EEPROM_LEN; } -static int ax8817x_get_eeprom(struct net_device *net, +static int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, u8 *data) { struct usbnet *dev = netdev_priv(net); @@ -386,14 +444,14 @@ static int ax8817x_get_eeprom(struct net_device *net, /* ax8817x returns 2 bytes from eeprom on read */ for (i=0; i < eeprom->len / 2; i++) { - if (ax8817x_read_cmd(dev, AX_CMD_READ_EEPROM, + if (asix_read_cmd(dev, AX_CMD_READ_EEPROM, eeprom->offset + i, 0, 2, &ebuf[i]) < 0) return -EINVAL; } return 0; } -static void ax8817x_get_drvinfo (struct net_device *net, +static void asix_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info) { /* Inherit standard device info */ @@ -401,14 +459,14 @@ static void ax8817x_get_drvinfo (struct net_device *net, info->eedump_len = 0x3e; } -static int ax8817x_get_settings(struct net_device *net, struct ethtool_cmd *cmd) +static int asix_get_settings(struct net_device *net, struct ethtool_cmd *cmd) { struct usbnet *dev = netdev_priv(net); return mii_ethtool_gset(&dev->mii,cmd); } -static int ax8817x_set_settings(struct net_device *net, struct ethtool_cmd *cmd) +static int asix_set_settings(struct net_device *net, struct ethtool_cmd *cmd) { struct usbnet *dev = netdev_priv(net); @@ -418,27 +476,27 @@ static int ax8817x_set_settings(struct net_device *net, struct ethtool_cmd *cmd) /* We need to override some ethtool_ops so we require our own structure so we don't interfere with other usbnet devices that may be connected at the same time. */ -static struct ethtool_ops ax8817x_ethtool_ops = { - .get_drvinfo = ax8817x_get_drvinfo, +static struct ethtool_ops ax88172_ethtool_ops = { + .get_drvinfo = asix_get_drvinfo, .get_link = ethtool_op_get_link, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_wol = ax8817x_get_wol, - .set_wol = ax8817x_set_wol, - .get_eeprom_len = ax8817x_get_eeprom_len, - .get_eeprom = ax8817x_get_eeprom, - .get_settings = ax8817x_get_settings, - .set_settings = ax8817x_set_settings, + .get_wol = asix_get_wol, + .set_wol = asix_set_wol, + .get_eeprom_len = asix_get_eeprom_len, + .get_eeprom = asix_get_eeprom, + .get_settings = asix_get_settings, + .set_settings = asix_set_settings, }; -static int ax8817x_ioctl (struct net_device *net, struct ifreq *rq, int cmd) +static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd) { struct usbnet *dev = netdev_priv(net); return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); } -static int ax8817x_bind(struct usbnet *dev, struct usb_interface *intf) +static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf) { int ret = 0; void *buf; @@ -455,55 +513,39 @@ static int ax8817x_bind(struct usbnet *dev, struct usb_interface *intf) /* Toggle the GPIOs in a manufacturer/model specific way */ for (i = 2; i >= 0; i--) { - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS, + if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS, (gpio_bits >> (i * 8)) & 0xff, 0, 0, buf)) < 0) goto out2; msleep(5); } - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, - 0x80, 0, 0, buf)) < 0) { - dbg("send AX_CMD_WRITE_RX_CTL failed: %d", ret); + if ((ret = asix_write_rx_ctl(dev,0x80)) < 0) goto out2; - } /* Get the MAC address */ memset(buf, 0, ETH_ALEN); - if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_NODE_ID, + if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, 6, buf)) < 0) { dbg("read AX_CMD_READ_NODE_ID failed: %d", ret); goto out2; } memcpy(dev->net->dev_addr, buf, ETH_ALEN); - /* Get the PHY id */ - if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_PHY_ID, - 0, 0, 2, buf)) < 0) { - dbg("error on read AX_CMD_READ_PHY_ID: %02x", ret); - goto out2; - } else if (ret < 2) { - /* this should always return 2 bytes */ - dbg("AX_CMD_READ_PHY_ID returned less than 2 bytes: ret=%02x", - ret); - ret = -EIO; - goto out2; - } - /* Initialize MII structure */ dev->mii.dev = dev->net; - dev->mii.mdio_read = ax8817x_mdio_read; - dev->mii.mdio_write = ax8817x_mdio_write; + dev->mii.mdio_read = asix_mdio_read; + dev->mii.mdio_write = asix_mdio_write; dev->mii.phy_id_mask = 0x3f; dev->mii.reg_num_mask = 0x1f; - dev->mii.phy_id = *((u8 *)buf + 1); - dev->net->do_ioctl = ax8817x_ioctl; + dev->mii.phy_id = asix_get_phyid(dev); + dev->net->do_ioctl = asix_ioctl; - dev->net->set_multicast_list = ax8817x_set_multicast; - dev->net->ethtool_ops = &ax8817x_ethtool_ops; + dev->net->set_multicast_list = asix_set_multicast; + dev->net->ethtool_ops = &ax88172_ethtool_ops; - ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET); - ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE, + asix_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET); + asix_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE, ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP); mii_nway_restart(&dev->mii); @@ -515,16 +557,16 @@ out1: } static struct ethtool_ops ax88772_ethtool_ops = { - .get_drvinfo = ax8817x_get_drvinfo, + .get_drvinfo = asix_get_drvinfo, .get_link = ethtool_op_get_link, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_wol = ax8817x_get_wol, - .set_wol = ax8817x_set_wol, - .get_eeprom_len = ax8817x_get_eeprom_len, - .get_eeprom = ax8817x_get_eeprom, - .get_settings = ax8817x_get_settings, - .set_settings = ax8817x_set_settings, + .get_wol = asix_get_wol, + .set_wol = asix_set_wol, + .get_eeprom_len = asix_get_eeprom_len, + .get_eeprom = asix_get_eeprom, + .get_settings = asix_get_settings, + .set_settings = asix_set_settings, }; static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf) @@ -541,62 +583,45 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf) goto out1; } - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS, + if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS, 0x00B0, 0, 0, buf)) < 0) goto out2; msleep(5); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_PHY_SELECT, + if ((ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, 0x0001, 0, 0, buf)) < 0) { dbg("Select PHY #1 failed: %d", ret); goto out2; } - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_IPPD, - 0, 0, buf)) < 0) { - dbg("Failed to power down internal PHY: %d", ret); + if ((ret = asix_sw_reset(dev, AX_SWRESET_IPPD)) < 0) goto out2; - } msleep(150); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_CLEAR, - 0, 0, buf)) < 0) { - dbg("Failed to perform software reset: %d", ret); + if ((ret = asix_sw_reset(dev, AX_SWRESET_CLEAR)) < 0) goto out2; - } msleep(150); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, - AX_SWRESET_IPRL | AX_SWRESET_PRL, - 0, 0, buf)) < 0) { - dbg("Failed to set Internal/External PHY reset control: %d", - ret); + if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0) goto out2; - } msleep(150); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, - 0x0000, 0, 0, buf)) < 0) { - dbg("Failed to reset RX_CTL: %d", ret); + if ((ret = asix_write_rx_ctl(dev, 0x00)) < 0) goto out2; - } /* Get the MAC address */ memset(buf, 0, ETH_ALEN); - if ((ret = ax8817x_read_cmd(dev, AX88772_CMD_READ_NODE_ID, + if ((ret = asix_read_cmd(dev, AX88772_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf)) < 0) { dbg("Failed to read MAC address: %d", ret); goto out2; } memcpy(dev->net->dev_addr, buf, ETH_ALEN); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, - 0, 0, 0, buf)) < 0) { - dbg("Enabling software MII failed: %d", ret); + if ((ret = asix_set_sw_mii(dev)) < 0) goto out2; - } - if (((ret = ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, + if (((ret = asix_read_cmd(dev, AX_CMD_READ_MII_REG, 0x0010, 2, 2, buf)) < 0) || (*((u16 *)buf) != 0x003b)) { dbg("Read PHY register 2 must be 0x3b00: %d", ret); @@ -605,74 +630,49 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf) /* Initialize MII structure */ dev->mii.dev = dev->net; - dev->mii.mdio_read = ax8817x_mdio_read; - dev->mii.mdio_write = ax8817x_mdio_write; + dev->mii.mdio_read = asix_mdio_read; + dev->mii.mdio_write = asix_mdio_write; dev->mii.phy_id_mask = 0xff; dev->mii.reg_num_mask = 0xff; - dev->net->do_ioctl = ax8817x_ioctl; + dev->net->do_ioctl = asix_ioctl; + dev->mii.phy_id = asix_get_phyid(dev); - /* Get the PHY id */ - if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_PHY_ID, - 0, 0, 2, buf)) < 0) { - dbg("Error reading PHY ID: %02x", ret); + if ((ret = asix_sw_reset(dev, AX_SWRESET_PRL)) < 0) goto out2; - } else if (ret < 2) { - /* this should always return 2 bytes */ - dbg("AX_CMD_READ_PHY_ID returned less than 2 bytes: ret=%02x", - ret); - ret = -EIO; - goto out2; - } - dev->mii.phy_id = *((u8 *)buf + 1); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_PRL, - 0, 0, buf)) < 0) { - dbg("Set external PHY reset pin level: %d", ret); - goto out2; - } msleep(150); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, - AX_SWRESET_IPRL | AX_SWRESET_PRL, - 0, 0, buf)) < 0) { - dbg("Set Internal/External PHY reset control: %d", ret); + + if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0) goto out2; - } - msleep(150); + msleep(150); - dev->net->set_multicast_list = ax8817x_set_multicast; + dev->net->set_multicast_list = asix_set_multicast; dev->net->ethtool_ops = &ax88772_ethtool_ops; - ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET); - ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE, + asix_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET); + asix_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE, ADVERTISE_ALL | ADVERTISE_CSMA); mii_nway_restart(&dev->mii); - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, + if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, AX88772_MEDIUM_DEFAULT, 0, 0, buf)) < 0) { dbg("Write medium mode register: %d", ret); goto out2; } - if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0, + if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0, AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT, AX88772_IPG2_DEFAULT, 0, buf)) < 0) { dbg("Write IPG,IPG1,IPG2 failed: %d", ret); goto out2; } - if ((ret = - ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf)) < 0) { - dbg("Failed to set hardware MII: %02x", ret); + if ((ret = asix_set_hw_mii(dev)) < 0) goto out2; - } /* Set RX_CTL to default values with 2k buffer, and enable cactus */ - if ((ret = - ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x0088, 0, 0, - buf)) < 0) { - dbg("Reset RX_CTL failed: %d", ret); + if ((ret = asix_write_rx_ctl(dev, 0x0088)) < 0) goto out2; - } kfree(buf); @@ -794,23 +794,23 @@ static int ax88772_link_reset(struct usbnet *dev) u16 mode; mode = AX88772_MEDIUM_DEFAULT; - lpa = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA); - adv = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_ADVERTISE); + lpa = asix_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA); + adv = asix_mdio_read_le(dev->net, dev->mii.phy_id, MII_ADVERTISE); res = mii_nway_result(lpa|adv); if ((res & LPA_DUPLEX) == 0) mode &= ~AX88772_MEDIUM_FULL_DUPLEX; if ((res & LPA_100) == 0) mode &= ~AX88772_MEDIUM_100MB; - ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL); + asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL); return 0; } static const struct driver_info ax8817x_info = { .description = "ASIX AX8817x USB 2.0 Ethernet", - .bind = ax8817x_bind, - .status = ax8817x_status, + .bind = ax88172_bind, + .status = asix_status, .link_reset = ax88172_link_reset, .reset = ax88172_link_reset, .flags = FLAG_ETHER, @@ -819,8 +819,8 @@ static const struct driver_info ax8817x_info = { static const struct driver_info dlink_dub_e100_info = { .description = "DLink DUB-E100 USB Ethernet", - .bind = ax8817x_bind, - .status = ax8817x_status, + .bind = ax88172_bind, + .status = asix_status, .link_reset = ax88172_link_reset, .reset = ax88172_link_reset, .flags = FLAG_ETHER, @@ -829,8 +829,8 @@ static const struct driver_info dlink_dub_e100_info = { static const struct driver_info netgear_fa120_info = { .description = "Netgear FA-120 USB Ethernet", - .bind = ax8817x_bind, - .status = ax8817x_status, + .bind = ax88172_bind, + .status = asix_status, .link_reset = ax88172_link_reset, .reset = ax88172_link_reset, .flags = FLAG_ETHER, @@ -839,8 +839,8 @@ static const struct driver_info netgear_fa120_info = { static const struct driver_info hawking_uf200_info = { .description = "Hawking UF200 USB Ethernet", - .bind = ax8817x_bind, - .status = ax8817x_status, + .bind = ax88172_bind, + .status = asix_status, .link_reset = ax88172_link_reset, .reset = ax88172_link_reset, .flags = FLAG_ETHER, @@ -850,13 +850,12 @@ static const struct driver_info hawking_uf200_info = { static const struct driver_info ax88772_info = { .description = "ASIX AX88772 USB 2.0 Ethernet", .bind = ax88772_bind, - .status = ax8817x_status, + .status = asix_status, .link_reset = ax88772_link_reset, .reset = ax88772_link_reset, .flags = FLAG_ETHER | FLAG_FRAMING_AX, .rx_fixup = ax88772_rx_fixup, .tx_fixup = ax88772_tx_fixup, - .data = 0x00130103, }; static const struct usb_device_id products [] = { diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c index 5b6675684567..7683926a1b6f 100644 --- a/drivers/usb/net/pegasus.c +++ b/drivers/usb/net/pegasus.c @@ -262,7 +262,7 @@ static int set_register(pegasus_t * pegasus, __u16 indx, __u8 data) usb_fill_control_urb(pegasus->ctrl_urb, pegasus->usb, usb_sndctrlpipe(pegasus->usb, 0), (char *) &pegasus->dr, - &tmp, 1, ctrl_callback, pegasus); + tmp, 1, ctrl_callback, pegasus); add_wait_queue(&pegasus->ctrl_wait, &wait); set_current_state(TASK_UNINTERRUPTIBLE); @@ -318,6 +318,8 @@ static int read_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 * regd) set_register(pegasus, PhyCtrl, (indx | PHY_READ)); for (i = 0; i < REG_TIMEOUT; i++) { ret = get_registers(pegasus, PhyCtrl, 1, data); + if (ret == -ESHUTDOWN) + goto fail; if (data[0] & PHY_DONE) break; } @@ -326,6 +328,7 @@ static int read_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 * regd) *regd = le16_to_cpu(regdi); return ret; } +fail: if (netif_msg_drv(pegasus)) dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__); @@ -354,12 +357,15 @@ static int write_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 regd) set_register(pegasus, PhyCtrl, (indx | PHY_WRITE)); for (i = 0; i < REG_TIMEOUT; i++) { ret = get_registers(pegasus, PhyCtrl, 1, data); + if (ret == -ESHUTDOWN) + goto fail; if (data[0] & PHY_DONE) break; } if (i < REG_TIMEOUT) return ret; +fail: if (netif_msg_drv(pegasus)) dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__); return -ETIMEDOUT; @@ -387,6 +393,8 @@ static int read_eprom_word(pegasus_t * pegasus, __u8 index, __u16 * retdata) ret = get_registers(pegasus, EpromCtrl, 1, &tmp); if (tmp & EPROM_DONE) break; + if (ret == -ESHUTDOWN) + goto fail; } if (i < REG_TIMEOUT) { ret = get_registers(pegasus, EpromData, 2, &retdatai); @@ -394,6 +402,7 @@ static int read_eprom_word(pegasus_t * pegasus, __u8 index, __u16 * retdata) return ret; } +fail: if (netif_msg_drv(pegasus)) dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__); return -ETIMEDOUT; @@ -433,12 +442,15 @@ static int write_eprom_word(pegasus_t * pegasus, __u8 index, __u16 data) for (i = 0; i < REG_TIMEOUT; i++) { ret = get_registers(pegasus, EpromCtrl, 1, &tmp); + if (ret == -ESHUTDOWN) + goto fail; if (tmp & EPROM_DONE) break; } disable_eprom_write(pegasus); if (i < REG_TIMEOUT) return ret; +fail: if (netif_msg_drv(pegasus)) dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__); return -ETIMEDOUT; @@ -1378,9 +1390,8 @@ static int pegasus_suspend (struct usb_interface *intf, pm_message_t message) struct pegasus *pegasus = usb_get_intfdata(intf); netif_device_detach (pegasus->net); + cancel_delayed_work(&pegasus->carrier_check); if (netif_running(pegasus->net)) { - cancel_delayed_work(&pegasus->carrier_check); - usb_kill_urb(pegasus->rx_urb); usb_kill_urb(pegasus->intr_urb); } @@ -1400,10 +1411,9 @@ static int pegasus_resume (struct usb_interface *intf) pegasus->intr_urb->status = 0; pegasus->intr_urb->actual_length = 0; intr_callback(pegasus->intr_urb, NULL); - - queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check, - CARRIER_CHECK_DELAY); } + queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check, + CARRIER_CHECK_DELAY); return 0; } diff --git a/drivers/usb/net/rndis_host.c b/drivers/usb/net/rndis_host.c index 49991ac1bf3b..94ddfe16fdda 100644 --- a/drivers/usb/net/rndis_host.c +++ b/drivers/usb/net/rndis_host.c @@ -39,6 +39,20 @@ * RNDIS is NDIS remoted over USB. It's a MSFT variant of CDC ACM ... of * course ACM was intended for modems, not Ethernet links! USB's standard * for Ethernet links is "CDC Ethernet", which is significantly simpler. + * + * NOTE that Microsoft's "RNDIS 1.0" specification is incomplete. Issues + * include: + * - Power management in particular relies on information that's scattered + * through other documentation, and which is incomplete or incorrect even + * there. + * - There are various undocumented protocol requirements, such as the + * need to send unused garbage in control-OUT messages. + * - In some cases, MS-Windows will emit undocumented requests; this + * matters more to peripheral implementations than host ones. + * + * For these reasons and others, ** USE OF RNDIS IS STRONGLY DISCOURAGED ** in + * favor of such non-proprietary alternatives as CDC Ethernet or the newer (and + * currently rare) "Ethernet Emulation Model" (EEM). */ /* @@ -72,17 +86,17 @@ struct rndis_msg_hdr { */ #define RNDIS_MSG_PACKET ccpu2(0x00000001) /* 1-N packets */ #define RNDIS_MSG_INIT ccpu2(0x00000002) -#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION) #define RNDIS_MSG_HALT ccpu2(0x00000003) #define RNDIS_MSG_QUERY ccpu2(0x00000004) -#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION) #define RNDIS_MSG_SET ccpu2(0x00000005) -#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION) #define RNDIS_MSG_RESET ccpu2(0x00000006) -#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION) #define RNDIS_MSG_INDICATE ccpu2(0x00000007) #define RNDIS_MSG_KEEPALIVE ccpu2(0x00000008) -#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION) /* codes for "status" field of completion messages */ #define RNDIS_STATUS_SUCCESS ccpu2(0x00000000) @@ -596,13 +610,13 @@ static struct usb_driver rndis_driver = { static int __init rndis_init(void) { - return usb_register(&rndis_driver); + return usb_register(&rndis_driver); } module_init(rndis_init); static void __exit rndis_exit(void) { - usb_deregister(&rndis_driver); + usb_deregister(&rndis_driver); } module_exit(rndis_exit); |