diff options
| author | Sarveshwar Bandi <sarveshwarb@serverengines.com> | 2010-01-08 11:07:27 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-08 11:07:27 +0300 |
| commit | 368c0ca2f0a69b0818fbc1796d8e21ff02a61b4c (patch) | |
| tree | 5a087a7e86d65313d50cfa72af9f497d22068cfc /drivers/net/benet/be_ethtool.c | |
| parent | a3aa18842a5303fc28fcc4d57dbd16618bd830a0 (diff) | |
| download | linux-368c0ca2f0a69b0818fbc1796d8e21ff02a61b4c.tar.xz | |
be2net: implements ethtool function to read eeprom data.
The patch implements a firmware command to fetch the eeprom data.
Signed-off-by: Sarveshwar Bandi <sarveshwarb@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/benet/be_ethtool.c')
| -rw-r--r-- | drivers/net/benet/be_ethtool.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c index 298b92cbd689..c5afc0286d4d 100644 --- a/drivers/net/benet/be_ethtool.c +++ b/drivers/net/benet/be_ethtool.c @@ -536,12 +536,57 @@ be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) return be_load_fw(adapter, file_name); } +static int +be_get_eeprom_len(struct net_device *netdev) +{ + return BE_READ_SEEPROM_LEN; +} + +static int +be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, + uint8_t *data) +{ + struct be_adapter *adapter = netdev_priv(netdev); + struct be_dma_mem eeprom_cmd; + struct be_cmd_resp_seeprom_read *resp; + int status; + + if (!eeprom->len) + return -EINVAL; + + eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); + + memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); + eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); + eeprom_cmd.va = pci_alloc_consistent(adapter->pdev, eeprom_cmd.size, + &eeprom_cmd.dma); + + if (!eeprom_cmd.va) { + dev_err(&adapter->pdev->dev, + "Memory allocation failure. Could not read eeprom\n"); + return -ENOMEM; + } + + status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); + + if (!status) { + resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va; + memcpy(data, resp->seeprom_data, eeprom->len); + } + pci_free_consistent(adapter->pdev, eeprom_cmd.size, eeprom_cmd.va, + eeprom_cmd.dma); + + return status; +} + const struct ethtool_ops be_ethtool_ops = { .get_settings = be_get_settings, .get_drvinfo = be_get_drvinfo, .get_wol = be_get_wol, .set_wol = be_set_wol, .get_link = ethtool_op_get_link, + .get_eeprom_len = be_get_eeprom_len, + .get_eeprom = be_read_eeprom, .get_coalesce = be_get_coalesce, .set_coalesce = be_set_coalesce, .get_ringparam = be_get_ringparam, |