xref: /linux/net/ethtool/common.h (revision 1e15510b71c99c6e49134d756df91069f7d18141)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _ETHTOOL_COMMON_H
4 #define _ETHTOOL_COMMON_H
5 
6 #include <linux/netdevice.h>
7 #include <linux/ethtool.h>
8 
9 #define ETHTOOL_DEV_FEATURE_WORDS	DIV_ROUND_UP(NETDEV_FEATURE_COUNT, 32)
10 
11 /* compose link mode index from speed, type and duplex */
12 #define ETHTOOL_LINK_MODE(speed, type, duplex) \
13 	ETHTOOL_LINK_MODE_ ## speed ## base ## type ## _ ## duplex ## _BIT
14 
15 #define __SOF_TIMESTAMPING_CNT (const_ilog2(SOF_TIMESTAMPING_LAST) + 1)
16 #define __HWTSTAMP_FLAG_CNT (const_ilog2(HWTSTAMP_FLAG_LAST) + 1)
17 
18 struct link_mode_info {
19 	int				speed;
20 	u8				lanes;
21 	u8				duplex;
22 };
23 
24 struct genl_info;
25 struct hwtstamp_provider_desc;
26 
27 extern const char
28 netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN];
29 extern const char
30 rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN];
31 extern const char
32 tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN];
33 extern const char
34 phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN];
35 extern const char link_mode_names[][ETH_GSTRING_LEN];
36 extern const struct link_mode_info link_mode_params[];
37 extern const char netif_msg_class_names[][ETH_GSTRING_LEN];
38 extern const char wol_mode_names[][ETH_GSTRING_LEN];
39 extern const char sof_timestamping_names[][ETH_GSTRING_LEN];
40 extern const char ts_tx_type_names[][ETH_GSTRING_LEN];
41 extern const char ts_rx_filter_names[][ETH_GSTRING_LEN];
42 extern const char ts_flags_names[][ETH_GSTRING_LEN];
43 extern const char udp_tunnel_type_names[][ETH_GSTRING_LEN];
44 
45 int __ethtool_get_link(struct net_device *dev);
46 
47 bool convert_legacy_settings_to_link_ksettings(
48 	struct ethtool_link_ksettings *link_ksettings,
49 	const struct ethtool_cmd *legacy_settings);
50 int ethtool_check_max_channel(struct net_device *dev,
51 			      struct ethtool_channels channels,
52 			      struct genl_info *info);
53 int ethtool_check_rss_ctx_busy(struct net_device *dev, u32 rss_context);
54 
55 void ethtool_ringparam_get_cfg(struct net_device *dev,
56 			       struct ethtool_ringparam *param,
57 			       struct kernel_ethtool_ringparam *kparam,
58 			       struct netlink_ext_ack *extack);
59 
60 int __ethtool_get_ts_info(struct net_device *dev, struct kernel_ethtool_ts_info *info);
61 int ethtool_get_ts_info_by_phc(struct net_device *dev,
62 			       struct kernel_ethtool_ts_info *info,
63 			       struct hwtstamp_provider_desc *hwprov_desc);
64 int ethtool_net_get_ts_info_by_phc(struct net_device *dev,
65 				   struct kernel_ethtool_ts_info *info,
66 				   struct hwtstamp_provider_desc *hwprov_desc);
67 struct phy_device *
68 ethtool_phy_get_ts_info_by_phc(struct net_device *dev,
69 			       struct kernel_ethtool_ts_info *info,
70 			       struct hwtstamp_provider_desc *hwprov_desc);
71 bool net_support_hwtstamp_qualifier(struct net_device *dev,
72 				    enum hwtstamp_provider_qualifier qualifier);
73 
74 extern const struct ethtool_phy_ops *ethtool_phy_ops;
75 extern const struct ethtool_pse_ops *ethtool_pse_ops;
76 
77 int ethtool_get_module_info_call(struct net_device *dev,
78 				 struct ethtool_modinfo *modinfo);
79 int ethtool_get_module_eeprom_call(struct net_device *dev,
80 				   struct ethtool_eeprom *ee, u8 *data);
81 
82 bool __ethtool_dev_mm_supported(struct net_device *dev);
83 
84 #endif /* _ETHTOOL_COMMON_H */
85