diff options
Diffstat (limited to 'net/ethtool/netlink.h')
| -rw-r--r-- | net/ethtool/netlink.h | 74 |
1 files changed, 57 insertions, 17 deletions
diff --git a/net/ethtool/netlink.h b/net/ethtool/netlink.h index 3753787ba233..f7b189ed96b2 100644 --- a/net/ethtool/netlink.h +++ b/net/ethtool/netlink.h @@ -138,6 +138,32 @@ static inline void ethnl_update_bool32(u32 *dst, const struct nlattr *attr, } /** + * ethnl_update_bool() - updateb bool used as bool from NLA_U8 attribute + * @dst: value to update + * @attr: netlink attribute with new value or null + * @mod: pointer to bool for modification tracking + * + * Use the bool value from NLA_U8 netlink attribute @attr to set bool variable + * pointed to by @dst to 0 (if zero) or 1 (if not); do nothing if @attr is + * null. Bool pointed to by @mod is set to true if this function changed the + * logical value of *dst, otherwise it is left as is. + */ +static inline void ethnl_update_bool(bool *dst, const struct nlattr *attr, + bool *mod) +{ + u8 val; + + if (!attr) + return; + val = !!nla_get_u8(attr); + if (!!*dst == val) + return; + + *dst = val; + *mod = true; +} + +/** * ethnl_update_binary() - update binary data from NLA_BINARY attribute * @dst: value to update * @len: destination buffer length @@ -258,13 +284,14 @@ int ethnl_ops_begin(struct net_device *dev); void ethnl_ops_complete(struct net_device *dev); /** - * struct ethnl_request_ops - unified handling of GET requests + * struct ethnl_request_ops - unified handling of GET and SET requests * @request_cmd: command id for request (GET) * @reply_cmd: command id for reply (GET_REPLY) * @hdr_attr: attribute type for request header * @req_info_size: size of request info * @reply_data_size: size of reply data * @allow_nodev_do: allow non-dump request with no device identification + * @set_ntf_cmd: notification to generate on changes (SET) * @parse_request: * Parse request except common header (struct ethnl_req_info). Common * header is already filled on entry, the rest up to @repdata_offset @@ -293,6 +320,18 @@ void ethnl_ops_complete(struct net_device *dev); * used e.g. to free any additional data structures outside the main * structure which were allocated by ->prepare_data(). When processing * dump requests, ->cleanup() is called for each message. + * @set_validate: + * Check if set operation is supported for a given device, and perform + * extra input checks. Expected return values: + * - 0 if the operation is a noop for the device (rare) + * - 1 if operation should proceed to calling @set + * - negative errno on errors + * Called without any locks, just a reference on the netdev. + * @set: + * Execute the set operation. The implementation should return + * - 0 if no configuration has changed + * - 1 if configuration changed and notification should be generated + * - negative errno on errors * * Description of variable parts of GET request handling when using the * unified infrastructure. When used, a pointer to an instance of this @@ -309,6 +348,7 @@ struct ethnl_request_ops { unsigned int req_info_size; unsigned int reply_data_size; bool allow_nodev_do; + u8 set_ntf_cmd; int (*parse_request)(struct ethnl_req_info *req_info, struct nlattr **tb, @@ -322,6 +362,11 @@ struct ethnl_request_ops { const struct ethnl_req_info *req_info, const struct ethnl_reply_data *reply_data); void (*cleanup_data)(struct ethnl_reply_data *reply_data); + + int (*set_validate)(struct ethnl_req_info *req_info, + struct genl_info *info); + int (*set)(struct ethnl_req_info *req_info, + struct genl_info *info); }; /* request handlers */ @@ -347,6 +392,9 @@ extern const struct ethnl_request_ops ethnl_phc_vclocks_request_ops; extern const struct ethnl_request_ops ethnl_module_request_ops; extern const struct ethnl_request_ops ethnl_pse_request_ops; extern const struct ethnl_request_ops ethnl_rss_request_ops; +extern const struct ethnl_request_ops ethnl_plca_cfg_request_ops; +extern const struct ethnl_request_ops ethnl_plca_status_request_ops; +extern const struct ethnl_request_ops ethnl_mm_request_ops; extern const struct nla_policy ethnl_header_policy[ETHTOOL_A_HEADER_FLAGS + 1]; extern const struct nla_policy ethnl_header_policy_stats[ETHTOOL_A_HEADER_FLAGS + 1]; @@ -365,12 +413,12 @@ extern const struct nla_policy ethnl_features_set_policy[ETHTOOL_A_FEATURES_WANT extern const struct nla_policy ethnl_privflags_get_policy[ETHTOOL_A_PRIVFLAGS_HEADER + 1]; extern const struct nla_policy ethnl_privflags_set_policy[ETHTOOL_A_PRIVFLAGS_FLAGS + 1]; extern const struct nla_policy ethnl_rings_get_policy[ETHTOOL_A_RINGS_HEADER + 1]; -extern const struct nla_policy ethnl_rings_set_policy[ETHTOOL_A_RINGS_TX_PUSH + 1]; +extern const struct nla_policy ethnl_rings_set_policy[ETHTOOL_A_RINGS_RX_PUSH + 1]; extern const struct nla_policy ethnl_channels_get_policy[ETHTOOL_A_CHANNELS_HEADER + 1]; extern const struct nla_policy ethnl_channels_set_policy[ETHTOOL_A_CHANNELS_COMBINED_COUNT + 1]; extern const struct nla_policy ethnl_coalesce_get_policy[ETHTOOL_A_COALESCE_HEADER + 1]; extern const struct nla_policy ethnl_coalesce_set_policy[ETHTOOL_A_COALESCE_MAX + 1]; -extern const struct nla_policy ethnl_pause_get_policy[ETHTOOL_A_PAUSE_HEADER + 1]; +extern const struct nla_policy ethnl_pause_get_policy[ETHTOOL_A_PAUSE_STATS_SRC + 1]; extern const struct nla_policy ethnl_pause_set_policy[ETHTOOL_A_PAUSE_TX + 1]; extern const struct nla_policy ethnl_eee_get_policy[ETHTOOL_A_EEE_HEADER + 1]; extern const struct nla_policy ethnl_eee_set_policy[ETHTOOL_A_EEE_TX_LPI_TIMER + 1]; @@ -381,33 +429,25 @@ extern const struct nla_policy ethnl_tunnel_info_get_policy[ETHTOOL_A_TUNNEL_INF extern const struct nla_policy ethnl_fec_get_policy[ETHTOOL_A_FEC_HEADER + 1]; extern const struct nla_policy ethnl_fec_set_policy[ETHTOOL_A_FEC_AUTO + 1]; extern const struct nla_policy ethnl_module_eeprom_get_policy[ETHTOOL_A_MODULE_EEPROM_I2C_ADDRESS + 1]; -extern const struct nla_policy ethnl_stats_get_policy[ETHTOOL_A_STATS_GROUPS + 1]; +extern const struct nla_policy ethnl_stats_get_policy[ETHTOOL_A_STATS_SRC + 1]; extern const struct nla_policy ethnl_phc_vclocks_get_policy[ETHTOOL_A_PHC_VCLOCKS_HEADER + 1]; extern const struct nla_policy ethnl_module_get_policy[ETHTOOL_A_MODULE_HEADER + 1]; extern const struct nla_policy ethnl_module_set_policy[ETHTOOL_A_MODULE_POWER_MODE_POLICY + 1]; extern const struct nla_policy ethnl_pse_get_policy[ETHTOOL_A_PSE_HEADER + 1]; extern const struct nla_policy ethnl_pse_set_policy[ETHTOOL_A_PSE_MAX + 1]; extern const struct nla_policy ethnl_rss_get_policy[ETHTOOL_A_RSS_CONTEXT + 1]; +extern const struct nla_policy ethnl_plca_get_cfg_policy[ETHTOOL_A_PLCA_HEADER + 1]; +extern const struct nla_policy ethnl_plca_set_cfg_policy[ETHTOOL_A_PLCA_MAX + 1]; +extern const struct nla_policy ethnl_plca_get_status_policy[ETHTOOL_A_PLCA_HEADER + 1]; +extern const struct nla_policy ethnl_mm_get_policy[ETHTOOL_A_MM_HEADER + 1]; +extern const struct nla_policy ethnl_mm_set_policy[ETHTOOL_A_MM_MAX + 1]; -int ethnl_set_linkinfo(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_linkmodes(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_debug(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_wol(struct sk_buff *skb, struct genl_info *info); int ethnl_set_features(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_privflags(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_coalesce(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_pause(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_eee(struct sk_buff *skb, struct genl_info *info); int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info); int ethnl_act_cable_test_tdr(struct sk_buff *skb, struct genl_info *info); int ethnl_tunnel_info_doit(struct sk_buff *skb, struct genl_info *info); int ethnl_tunnel_info_start(struct netlink_callback *cb); int ethnl_tunnel_info_dumpit(struct sk_buff *skb, struct netlink_callback *cb); -int ethnl_set_fec(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_module(struct sk_buff *skb, struct genl_info *info); -int ethnl_set_pse(struct sk_buff *skb, struct genl_info *info); extern const char stats_std_names[__ETHTOOL_STATS_CNT][ETH_GSTRING_LEN]; extern const char stats_eth_phy_names[__ETHTOOL_A_STATS_ETH_PHY_CNT][ETH_GSTRING_LEN]; |