diff options
| -rw-r--r-- | drivers/net/qlcnic/qlcnic_ethtool.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c index c541461bc12c..9efc690a289f 100644 --- a/drivers/net/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/qlcnic/qlcnic_ethtool.c @@ -965,6 +965,84 @@ static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl) adapter->msg_enable = msglvl; } +static int +qlcnic_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) +{ + struct qlcnic_adapter *adapter = netdev_priv(netdev); + struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; + + dump->len = fw_dump->tmpl_hdr->size + fw_dump->size; + dump->flag = fw_dump->tmpl_hdr->drv_cap_mask; + dump->version = adapter->fw_version; + return 0; +} + +static int +qlcnic_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, + void *buffer) +{ + int i, copy_sz; + u32 *hdr_ptr, *data; + struct qlcnic_adapter *adapter = netdev_priv(netdev); + struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; + + if (qlcnic_api_lock(adapter)) + return -EIO; + if (!fw_dump->clr) { + netdev_info(netdev, "Dump not available\n"); + qlcnic_api_unlock(adapter); + return -EINVAL; + } + /* Copy template header first */ + copy_sz = fw_dump->tmpl_hdr->size; + hdr_ptr = (u32 *) fw_dump->tmpl_hdr; + data = (u32 *) buffer; + for (i = 0; i < copy_sz/sizeof(u32); i++) + *data++ = cpu_to_le32(*hdr_ptr++); + + /* Copy captured dump data */ + memcpy(buffer + copy_sz, fw_dump->data, fw_dump->size); + dump->len = copy_sz + fw_dump->size; + dump->flag = fw_dump->tmpl_hdr->drv_cap_mask; + + /* Free dump area once data has been captured */ + vfree(fw_dump->data); + fw_dump->data = NULL; + fw_dump->clr = 0; + qlcnic_api_unlock(adapter); + + return 0; +} + +static int +qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val) +{ + int ret = 0; + struct qlcnic_adapter *adapter = netdev_priv(netdev); + struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; + + if (val->flag == QLCNIC_FORCE_FW_DUMP_KEY) { + netdev_info(netdev, "Forcing a FW dump\n"); + qlcnic_dev_request_reset(adapter); + } else { + if (val->flag > QLCNIC_DUMP_MASK_MAX || + val->flag < QLCNIC_DUMP_MASK_MIN) { + netdev_info(netdev, + "Invalid dump level: 0x%x\n", val->flag); + ret = -EINVAL; + goto out; + } + if (qlcnic_api_lock(adapter)) + return -EIO; + fw_dump->tmpl_hdr->drv_cap_mask = val->flag & 0xff; + qlcnic_api_unlock(adapter); + netdev_info(netdev, "Driver mask changed to: 0x%x\n", + fw_dump->tmpl_hdr->drv_cap_mask); + } +out: + return ret; +} + const struct ethtool_ops qlcnic_ethtool_ops = { .get_settings = qlcnic_get_settings, .set_settings = qlcnic_set_settings, @@ -991,4 +1069,7 @@ const struct ethtool_ops qlcnic_ethtool_ops = { .set_phys_id = qlcnic_set_led, .set_msglevel = qlcnic_set_msglevel, .get_msglevel = qlcnic_get_msglevel, + .get_dump_flag = qlcnic_get_dump_flag, + .get_dump_data = qlcnic_get_dump_data, + .set_dump = qlcnic_set_dump, }; |