diff options
-rw-r--r-- | include/linux/ethtool.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 47872540c080..e17fa7140588 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -678,12 +678,17 @@ struct ethtool_flash { * %ETHTOOL_SET_DUMP * @version: FW version of the dump, filled in by driver * @flag: driver dependent flag for dump setting, filled in by driver during - * get and filled in by ethtool for set operation + * get and filled in by ethtool for set operation. + * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when + * firmware dump is disabled. * @len: length of dump data, used as the length of the user buffer on entry to * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver * for %ETHTOOL_GET_DUMP_FLAG command * @data: data collected for get dump data operation */ + +#define ETH_FW_DUMP_DISABLE 0 + struct ethtool_dump { __u32 cmd; __u32 version; |