diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/sky2.c | 140 |
1 files changed, 115 insertions, 25 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index b0950e1..99a9993 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -77,6 +77,9 @@ #define NAPI_WEIGHT 64 #define PHY_RETRIES 1000 +#define SKY2_EEPROM_MAGIC 0x9955aabb + + #define RING_NEXT(x,s) (((x)+1) & ((s)-1)) static const u32 default_msg = @@ -3429,34 +3432,121 @@ static int sky2_set_tso(struct net_device *dev, u32 data) return ethtool_op_set_tso(dev, data); } +static int sky2_get_eeprom_len(struct net_device *dev) +{ + struct sky2_port *sky2 = netdev_priv(dev); + u16 reg2; + + reg2 = sky2_pci_read32(sky2->hw, PCI_DEV_REG2); + return 1 << ( ((reg2 & PCI_VPD_ROM_SZ) >> 14) + 8); +} + +static u32 sky2_vpd_read(struct sky2_hw *hw, int cap, u16 offset) +{ + sky2_pci_write16(hw, cap + PCI_VPD_ADDR, offset); + + while (!(sky2_pci_read16(hw, cap + PCI_VPD_ADDR) & PCI_VPD_ADDR_F)) + cpu_relax(); + return sky2_pci_read32(hw, cap + PCI_VPD_DATA); +} + +static void sky2_vpd_write(struct sky2_hw *hw, int cap, u16 offset, u32 val) +{ + sky2_pci_write32(hw, cap + PCI_VPD_DATA, val); + sky2_pci_write16(hw, cap + PCI_VPD_ADDR, offset | PCI_VPD_ADDR_F); + do { + cpu_relax(); + } while (sky2_pci_read16(hw, cap + PCI_VPD_ADDR) & PCI_VPD_ADDR_F); +} + +static int sky2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, + u8 *data) +{ + struct sky2_port *sky2 = netdev_priv(dev); + int cap = pci_find_capability(sky2->hw->pdev, PCI_CAP_ID_VPD); + int length = eeprom->len; + u16 offset = eeprom->offset; + + if (!cap) + return -EINVAL; + + eeprom->magic = SKY2_EEPROM_MAGIC; + + while (length > 0) { + u32 val = sky2_vpd_read(sky2->hw, cap, offset); + int n = min_t(int, length, sizeof(val)); + + memcpy(data, &val, n); + length -= n; + data += n; + offset += n; + } + return 0; +} + +static int sky2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, + u8 *data) +{ + struct sky2_port *sky2 = netdev_priv(dev); + int cap = pci_find_capability(sky2->hw->pdev, PCI_CAP_ID_VPD); + int length = eeprom->len; + u16 offset = eeprom->offset; + + if (!cap) + return -EINVAL; + + if (eeprom->magic != SKY2_EEPROM_MAGIC) + return -EINVAL; + + while (length > 0) { + u32 val; + int n = min_t(int, length, sizeof(val)); + + if (n < sizeof(val)) + val = sky2_vpd_read(sky2->hw, cap, offset); + memcpy(&val, data, n); + + sky2_vpd_write(sky2->hw, cap, offset, val); + + length -= n; + data += n; + offset += n; + } + return 0; +} + + static const struct ethtool_ops sky2_ethtool_ops = { - .get_settings = sky2_get_settings, - .set_settings = sky2_set_settings, - .get_drvinfo = sky2_get_drvinfo, - .get_wol = sky2_get_wol, - .set_wol = sky2_set_wol, - .get_msglevel = sky2_get_msglevel, - .set_msglevel = sky2_set_msglevel, - .nway_reset = sky2_nway_reset, - .get_regs_len = sky2_get_regs_len, - .get_regs = sky2_get_regs, - .get_link = ethtool_op_get_link, - .get_sg = ethtool_op_get_sg, - .set_sg = ethtool_op_set_sg, - .get_tx_csum = ethtool_op_get_tx_csum, - .set_tx_csum = sky2_set_tx_csum, - .get_tso = ethtool_op_get_tso, - .set_tso = sky2_set_tso, - .get_rx_csum = sky2_get_rx_csum, - .set_rx_csum = sky2_set_rx_csum, - .get_strings = sky2_get_strings, - .get_coalesce = sky2_get_coalesce, - .set_coalesce = sky2_set_coalesce, - .get_ringparam = sky2_get_ringparam, - .set_ringparam = sky2_set_ringparam, + .get_settings = sky2_get_settings, + .set_settings = sky2_set_settings, + .get_drvinfo = sky2_get_drvinfo, + .get_wol = sky2_get_wol, + .set_wol = sky2_set_wol, + .get_msglevel = sky2_get_msglevel, + .set_msglevel = sky2_set_msglevel, + .nway_reset = sky2_nway_reset, + .get_regs_len = sky2_get_regs_len, + .get_regs = sky2_get_regs, + .get_link = ethtool_op_get_link, + .get_eeprom_len = sky2_get_eeprom_len, + .get_eeprom = sky2_get_eeprom, + .set_eeprom = sky2_set_eeprom, + .get_sg = ethtool_op_get_sg, + .set_sg = ethtool_op_set_sg, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = sky2_set_tx_csum, + .get_tso = ethtool_op_get_tso, + .set_tso = sky2_set_tso, + .get_rx_csum = sky2_get_rx_csum, + .set_rx_csum = sky2_set_rx_csum, + .get_strings = sky2_get_strings, + .get_coalesce = sky2_get_coalesce, + .set_coalesce = sky2_set_coalesce, + .get_ringparam = sky2_get_ringparam, + .set_ringparam = sky2_set_ringparam, .get_pauseparam = sky2_get_pauseparam, .set_pauseparam = sky2_set_pauseparam, - .phys_id = sky2_phys_id, + .phys_id = sky2_phys_id, .get_stats_count = sky2_get_stats_count, .get_ethtool_stats = sky2_get_ethtool_stats, .get_perm_addr = ethtool_op_get_perm_addr, |
