diff options
Diffstat (limited to 'drivers/net/usb')
| -rw-r--r-- | drivers/net/usb/kaweth.c | 2 | ||||
| -rw-r--r-- | drivers/net/usb/qmi_wwan.c | 10 | ||||
| -rw-r--r-- | drivers/net/usb/r8152.c | 47 |
3 files changed, 31 insertions, 28 deletions
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index dcb6d33141e0..1e9cdca37014 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -1276,7 +1276,7 @@ static int usb_start_wait_urb(struct urb *urb, int timeout, int* actual_length) awd.done = 0; urb->context = &awd; - status = usb_submit_urb(urb, GFP_NOIO); + status = usb_submit_urb(urb, GFP_ATOMIC); if (status) { // something went wrong usb_free_urb(urb); diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index b8a82b86f909..602dc6668c3a 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -56,6 +56,8 @@ struct qmi_wwan_state { /* default ethernet address used by the modem */ static const u8 default_modem_addr[ETH_ALEN] = {0x02, 0x50, 0xf3}; +static const u8 buggy_fw_addr[ETH_ALEN] = {0x00, 0xa0, 0xc6, 0x00, 0x00, 0x00}; + /* Make up an ethernet header if the packet doesn't have one. * * A firmware bug common among several devices cause them to send raw @@ -332,10 +334,12 @@ next_desc: usb_driver_release_interface(driver, info->data); } - /* Never use the same address on both ends of the link, even - * if the buggy firmware told us to. + /* Never use the same address on both ends of the link, even if the + * buggy firmware told us to. Or, if device is assigned the well-known + * buggy firmware MAC address, replace it with a random address, */ - if (ether_addr_equal(dev->net->dev_addr, default_modem_addr)) + if (ether_addr_equal(dev->net->dev_addr, default_modem_addr) || + ether_addr_equal(dev->net->dev_addr, buggy_fw_addr)) eth_hw_addr_random(dev->net); /* make MAC addr easily distinguishable from an IP header */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 2d1c77e81836..bf405f134d3a 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -833,9 +833,6 @@ static void ocp_write_word(struct r8152 *tp, u16 type, u16 index, u32 data) index &= ~3; } - generic_ocp_read(tp, index, sizeof(tmp), &tmp, type); - - data |= __le32_to_cpu(tmp) & ~mask; tmp = __cpu_to_le32(data); generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type); @@ -874,9 +871,6 @@ static void ocp_write_byte(struct r8152 *tp, u16 type, u16 index, u32 data) index &= ~3; } - generic_ocp_read(tp, index, sizeof(tmp), &tmp, type); - - data |= __le32_to_cpu(tmp) & ~mask; tmp = __cpu_to_le32(data); generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type); @@ -926,12 +920,6 @@ static void sram_write(struct r8152 *tp, u16 addr, u16 data) ocp_reg_write(tp, OCP_SRAM_DATA, data); } -static u16 sram_read(struct r8152 *tp, u16 addr) -{ - ocp_reg_write(tp, OCP_SRAM_ADDR, addr); - return ocp_reg_read(tp, OCP_SRAM_DATA); -} - static int read_mii_word(struct net_device *netdev, int phy_id, int reg) { struct r8152 *tp = netdev_priv(netdev); @@ -1897,6 +1885,22 @@ static void _rtl8152_set_rx_mode(struct net_device *netdev) netif_wake_queue(netdev); } +static netdev_features_t +rtl8152_features_check(struct sk_buff *skb, struct net_device *dev, + netdev_features_t features) +{ + u32 mss = skb_shinfo(skb)->gso_size; + int max_offset = mss ? GTTCPHO_MAX : TCPHO_MAX; + int offset = skb_transport_offset(skb); + + if ((mss || skb->ip_summed == CHECKSUM_PARTIAL) && offset > max_offset) + features &= ~(NETIF_F_ALL_CSUM | NETIF_F_GSO_MASK); + else if ((skb->len + sizeof(struct tx_desc)) > agg_buf_sz) + features &= ~NETIF_F_GSO_MASK; + + return features; +} + static netdev_tx_t rtl8152_start_xmit(struct sk_buff *skb, struct net_device *netdev) { @@ -2502,24 +2506,18 @@ static void r8153_hw_phy_cfg(struct r8152 *tp) data = ocp_reg_read(tp, OCP_POWER_CFG); data |= EN_10M_PLLOFF; ocp_reg_write(tp, OCP_POWER_CFG, data); - data = sram_read(tp, SRAM_IMPEDANCE); - data &= ~RX_DRIVING_MASK; - sram_write(tp, SRAM_IMPEDANCE, data); + sram_write(tp, SRAM_IMPEDANCE, 0x0b13); ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR); ocp_data |= PFM_PWM_SWITCH; ocp_write_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR, ocp_data); - data = sram_read(tp, SRAM_LPF_CFG); - data |= LPF_AUTO_TUNE; - sram_write(tp, SRAM_LPF_CFG, data); + /* Enable LPF corner auto tune */ + sram_write(tp, SRAM_LPF_CFG, 0xf70f); - data = sram_read(tp, SRAM_10M_AMP1); - data |= GDAC_IB_UPALL; - sram_write(tp, SRAM_10M_AMP1, data); - data = sram_read(tp, SRAM_10M_AMP2); - data |= AMP_DN; - sram_write(tp, SRAM_10M_AMP2, data); + /* Adjust 10M Amplitude */ + sram_write(tp, SRAM_10M_AMP1, 0x00af); + sram_write(tp, SRAM_10M_AMP2, 0x0208); set_bit(PHY_RESET, &tp->flags); } @@ -3706,6 +3704,7 @@ static const struct net_device_ops rtl8152_netdev_ops = { .ndo_set_mac_address = rtl8152_set_mac_address, .ndo_change_mtu = rtl8152_change_mtu, .ndo_validate_addr = eth_validate_addr, + .ndo_features_check = rtl8152_features_check, }; static void r8152b_get_version(struct r8152 *tp) |
