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-rw-r--r--src/shared/ethtool-util.h205
1 files changed, 205 insertions, 0 deletions
diff --git a/src/shared/ethtool-util.h b/src/shared/ethtool-util.h
new file mode 100644
index 0000000..d07cfae
--- /dev/null
+++ b/src/shared/ethtool-util.h
@@ -0,0 +1,205 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <macro.h>
+#include <net/ethernet.h>
+#include <linux/ethtool.h>
+
+#include "conf-parser.h"
+#include "ether-addr-util.h"
+
+#define N_ADVERTISE 3
+
+/* we can't use DUPLEX_ prefix, as it
+ * clashes with <linux/ethtool.h> */
+typedef enum Duplex {
+ DUP_HALF = DUPLEX_HALF,
+ DUP_FULL = DUPLEX_FULL,
+ _DUP_MAX,
+ _DUP_INVALID = -EINVAL,
+} Duplex;
+
+typedef enum NetDevFeature {
+ NET_DEV_FEAT_SG,
+ NET_DEV_FEAT_IP_CSUM,
+ NET_DEV_FEAT_HW_CSUM,
+ NET_DEV_FEAT_IPV6_CSUM,
+ NET_DEV_FEAT_HIGHDMA,
+ NET_DEV_FEAT_FRAGLIST,
+ NET_DEV_FEAT_HW_VLAN_CTAG_TX,
+ NET_DEV_FEAT_HW_VLAN_CTAG_RX,
+ NET_DEV_FEAT_HW_VLAN_CTAG_FILTER,
+ NET_DEV_FEAT_HW_VLAN_STAG_TX,
+ NET_DEV_FEAT_HW_VLAN_STAG_RX,
+ NET_DEV_FEAT_HW_VLAN_STAG_FILTER,
+ NET_DEV_FEAT_VLAN_CHALLENGED,
+ NET_DEV_FEAT_GSO,
+ NET_DEV_FEAT_LLTX,
+ NET_DEV_FEAT_NETNS_LOCAL,
+ NET_DEV_FEAT_GRO,
+ NET_DEV_FEAT_GRO_HW,
+ NET_DEV_FEAT_LRO,
+ NET_DEV_FEAT_TSO,
+ NET_DEV_FEAT_GSO_ROBUST,
+ NET_DEV_FEAT_TSO_ECN,
+ NET_DEV_FEAT_TSO_MANGLEID,
+ NET_DEV_FEAT_TSO6,
+ NET_DEV_FEAT_FSO,
+ NET_DEV_FEAT_GSO_GRE,
+ NET_DEV_FEAT_GSO_GRE_CSUM,
+ NET_DEV_FEAT_GSO_IPXIP4,
+ NET_DEV_FEAT_GSO_IPXIP6,
+ NET_DEV_FEAT_GSO_UDP_TUNNEL,
+ NET_DEV_FEAT_GSO_UDP_TUNNEL_CSUM,
+ NET_DEV_FEAT_GSO_PARTIAL,
+ NET_DEV_FEAT_GSO_TUNNEL_REMCSUM,
+ NET_DEV_FEAT_GSO_SCTP,
+ NET_DEV_FEAT_GSO_ESP,
+ NET_DEV_FEAT_GSO_UDP_L4,
+ NET_DEV_FEAT_GSO_FRAGLIST,
+ NET_DEV_FEAT_FCOE_CRC,
+ NET_DEV_FEAT_SCTP_CRC,
+ NET_DEV_FEAT_FCOE_MTU,
+ NET_DEV_FEAT_NTUPLE,
+ NET_DEV_FEAT_RXHASH,
+ NET_DEV_FEAT_RXCSUM,
+ NET_DEV_FEAT_NOCACHE_COPY,
+ NET_DEV_FEAT_LOOPBACK,
+ NET_DEV_FEAT_RXFCS,
+ NET_DEV_FEAT_RXALL,
+ NET_DEV_FEAT_HW_L2FW_DOFFLOAD,
+ NET_DEV_FEAT_HW_TC,
+ NET_DEV_FEAT_HW_ESP,
+ NET_DEV_FEAT_HW_ESP_TX_CSUM,
+ NET_DEV_FEAT_RX_UDP_TUNNEL_PORT,
+ NET_DEV_FEAT_HW_TLS_RECORD,
+ NET_DEV_FEAT_HW_TLS_TX,
+ NET_DEV_FEAT_HW_TLS_RX,
+ NET_DEV_FEAT_GRO_FRAGLIST,
+ NET_DEV_FEAT_HW_MACSEC,
+ NET_DEV_FEAT_GRO_UDP_FWD,
+ NET_DEV_FEAT_HW_HSR_TAG_INS,
+ NET_DEV_FEAT_HW_HSR_TAG_RM,
+ NET_DEV_FEAT_HW_HSR_FWD,
+ NET_DEV_FEAT_HW_HSR_DUP,
+ _NET_DEV_FEAT_SIMPLE_MAX,
+
+ NET_DEV_FEAT_TXCSUM = _NET_DEV_FEAT_SIMPLE_MAX,
+ _NET_DEV_FEAT_MAX,
+ _NET_DEV_FEAT_INVALID = -EINVAL,
+} NetDevFeature;
+
+typedef enum NetDevPort {
+ NET_DEV_PORT_TP = PORT_TP,
+ NET_DEV_PORT_AUI = PORT_AUI,
+ NET_DEV_PORT_MII = PORT_MII,
+ NET_DEV_PORT_FIBRE = PORT_FIBRE,
+ NET_DEV_PORT_BNC = PORT_BNC,
+ NET_DEV_PORT_DA = PORT_DA,
+ NET_DEV_PORT_NONE = PORT_NONE,
+ NET_DEV_PORT_OTHER = PORT_OTHER,
+ _NET_DEV_PORT_MAX,
+ _NET_DEV_PORT_INVALID = -EINVAL,
+} NetDevPort;
+
+#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32 (SCHAR_MAX)
+#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBYTES (4 * ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32)
+
+/* layout of the struct passed from/to userland */
+struct ethtool_link_usettings {
+ struct ethtool_link_settings base;
+
+ struct {
+ uint32_t supported[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+ uint32_t advertising[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+ uint32_t lp_advertising[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+ } link_modes;
+};
+
+typedef struct u32_opt {
+ uint32_t value; /* a value of 0 indicates the hardware advertised maximum should be used.*/
+ bool set;
+} u32_opt;
+
+typedef struct netdev_channels {
+ u32_opt rx;
+ u32_opt tx;
+ u32_opt other;
+ u32_opt combined;
+} netdev_channels;
+
+typedef struct netdev_ring_param {
+ u32_opt rx;
+ u32_opt rx_mini;
+ u32_opt rx_jumbo;
+ u32_opt tx;
+} netdev_ring_param;
+
+typedef struct netdev_coalesce_param {
+ u32_opt rx_coalesce_usecs;
+ u32_opt rx_max_coalesced_frames;
+ u32_opt rx_coalesce_usecs_irq;
+ u32_opt rx_max_coalesced_frames_irq;
+ u32_opt tx_coalesce_usecs;
+ u32_opt tx_max_coalesced_frames;
+ u32_opt tx_coalesce_usecs_irq;
+ u32_opt tx_max_coalesced_frames_irq;
+ u32_opt stats_block_coalesce_usecs;
+ int use_adaptive_rx_coalesce;
+ int use_adaptive_tx_coalesce;
+ u32_opt pkt_rate_low;
+ u32_opt rx_coalesce_usecs_low;
+ u32_opt rx_max_coalesced_frames_low;
+ u32_opt tx_coalesce_usecs_low;
+ u32_opt tx_max_coalesced_frames_low;
+ u32_opt pkt_rate_high;
+ u32_opt rx_coalesce_usecs_high;
+ u32_opt rx_max_coalesced_frames_high;
+ u32_opt tx_coalesce_usecs_high;
+ u32_opt tx_max_coalesced_frames_high;
+ u32_opt rate_sample_interval;
+} netdev_coalesce_param;
+
+int ethtool_get_driver(int *ethtool_fd, const char *ifname, char **ret);
+int ethtool_get_link_info(int *ethtool_fd, const char *ifname,
+ int *ret_autonegotiation, uint64_t *ret_speed,
+ Duplex *ret_duplex, NetDevPort *ret_port);
+int ethtool_get_permanent_hw_addr(int *ethtool_fd, const char *ifname, struct hw_addr_data *ret);
+int ethtool_set_wol(int *ethtool_fd, const char *ifname, uint32_t wolopts, const uint8_t password[SOPASS_MAX]);
+int ethtool_set_nic_buffer_size(int *ethtool_fd, const char *ifname, const netdev_ring_param *ring);
+int ethtool_set_features(int *ethtool_fd, const char *ifname, const int features[static _NET_DEV_FEAT_MAX]);
+int ethtool_set_glinksettings(
+ int *fd,
+ const char *ifname,
+ int autonegotiation,
+ const uint32_t advertise[static N_ADVERTISE],
+ uint64_t speed,
+ Duplex duplex,
+ NetDevPort port,
+ uint8_t mdi);
+int ethtool_set_channels(int *ethtool_fd, const char *ifname, const netdev_channels *channels);
+int ethtool_set_flow_control(int *fd, const char *ifname, int rx, int tx, int autoneg);
+int ethtool_set_nic_coalesce_settings(int *ethtool_fd, const char *ifname, const netdev_coalesce_param *coalesce);
+
+const char *duplex_to_string(Duplex d) _const_;
+Duplex duplex_from_string(const char *d) _pure_;
+
+int wol_options_to_string_alloc(uint32_t opts, char **ret);
+
+const char *port_to_string(NetDevPort port) _const_;
+NetDevPort port_from_string(const char *port) _pure_;
+
+const char *mdi_to_string(int mdi) _const_;
+
+const char *ethtool_link_mode_bit_to_string(enum ethtool_link_mode_bit_indices val) _const_;
+enum ethtool_link_mode_bit_indices ethtool_link_mode_bit_from_string(const char *str) _pure_;
+
+CONFIG_PARSER_PROTOTYPE(config_parse_duplex);
+CONFIG_PARSER_PROTOTYPE(config_parse_wol);
+CONFIG_PARSER_PROTOTYPE(config_parse_port);
+CONFIG_PARSER_PROTOTYPE(config_parse_mdi);
+CONFIG_PARSER_PROTOTYPE(config_parse_advertise);
+CONFIG_PARSER_PROTOTYPE(config_parse_ring_buffer_or_channel);
+CONFIG_PARSER_PROTOTYPE(config_parse_coalesce_u32);
+CONFIG_PARSER_PROTOTYPE(config_parse_coalesce_sec);
+CONFIG_PARSER_PROTOTYPE(config_parse_nic_coalesce_setting);