diff options
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_adminq.c | 20 | ||||
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_adminq.h | 19 | ||||
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_ethtool.c | 3 |
4 files changed, 42 insertions, 1 deletions
diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h index e9b2c1394b1f..cf6947731a9b 100644 --- a/drivers/net/ethernet/google/gve/gve.h +++ b/drivers/net/ethernet/google/gve/gve.h @@ -813,6 +813,7 @@ struct gve_priv { u32 adminq_set_driver_parameter_cnt; u32 adminq_report_stats_cnt; u32 adminq_report_link_speed_cnt; + u32 adminq_report_nic_timestamp_cnt; u32 adminq_get_ptype_map_cnt; u32 adminq_verify_driver_compatibility_cnt; u32 adminq_query_flow_rules_cnt; diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c index ae20d2f7e6e1..f57913a673b4 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.c +++ b/drivers/net/ethernet/google/gve/gve_adminq.c @@ -326,6 +326,7 @@ int gve_adminq_alloc(struct device *dev, struct gve_priv *priv) priv->adminq_set_driver_parameter_cnt = 0; priv->adminq_report_stats_cnt = 0; priv->adminq_report_link_speed_cnt = 0; + priv->adminq_report_nic_timestamp_cnt = 0; priv->adminq_get_ptype_map_cnt = 0; priv->adminq_query_flow_rules_cnt = 0; priv->adminq_cfg_flow_rule_cnt = 0; @@ -564,6 +565,9 @@ static int gve_adminq_issue_cmd(struct gve_priv *priv, case GVE_ADMINQ_REPORT_LINK_SPEED: priv->adminq_report_link_speed_cnt++; break; + case GVE_ADMINQ_REPORT_NIC_TIMESTAMP: + priv->adminq_report_nic_timestamp_cnt++; + break; case GVE_ADMINQ_GET_PTYPE_MAP: priv->adminq_get_ptype_map_cnt++; break; @@ -1229,6 +1233,22 @@ int gve_adminq_report_link_speed(struct gve_priv *priv) return err; } +int gve_adminq_report_nic_ts(struct gve_priv *priv, + dma_addr_t nic_ts_report_addr) +{ + union gve_adminq_command cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.opcode = cpu_to_be32(GVE_ADMINQ_REPORT_NIC_TIMESTAMP); + cmd.report_nic_ts = (struct gve_adminq_report_nic_ts) { + .nic_ts_report_len = + cpu_to_be64(sizeof(struct gve_nic_ts_report)), + .nic_ts_report_addr = cpu_to_be64(nic_ts_report_addr), + }; + + return gve_adminq_execute_cmd(priv, &cmd); +} + int gve_adminq_get_ptype_map_dqo(struct gve_priv *priv, struct gve_ptype_lut *ptype_lut) { diff --git a/drivers/net/ethernet/google/gve/gve_adminq.h b/drivers/net/ethernet/google/gve/gve_adminq.h index 42466ee640f1..f9f19e135790 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.h +++ b/drivers/net/ethernet/google/gve/gve_adminq.h @@ -27,6 +27,7 @@ enum gve_adminq_opcodes { GVE_ADMINQ_GET_PTYPE_MAP = 0xE, GVE_ADMINQ_VERIFY_DRIVER_COMPATIBILITY = 0xF, GVE_ADMINQ_QUERY_FLOW_RULES = 0x10, + GVE_ADMINQ_REPORT_NIC_TIMESTAMP = 0x11, GVE_ADMINQ_QUERY_RSS = 0x12, /* For commands that are larger than 56 bytes */ @@ -401,6 +402,21 @@ struct gve_adminq_report_link_speed { static_assert(sizeof(struct gve_adminq_report_link_speed) == 8); +struct gve_adminq_report_nic_ts { + __be64 nic_ts_report_len; + __be64 nic_ts_report_addr; +}; + +static_assert(sizeof(struct gve_adminq_report_nic_ts) == 16); + +struct gve_nic_ts_report { + __be64 nic_timestamp; /* NIC clock in nanoseconds */ + __be64 reserved1; + __be64 reserved2; + __be64 reserved3; + __be64 reserved4; +}; + struct stats { __be32 stat_name; __be32 queue_id; @@ -594,6 +610,7 @@ union gve_adminq_command { struct gve_adminq_query_flow_rules query_flow_rules; struct gve_adminq_configure_rss configure_rss; struct gve_adminq_query_rss query_rss; + struct gve_adminq_report_nic_ts report_nic_ts; struct gve_adminq_extended_command extended_command; }; }; @@ -633,6 +650,8 @@ int gve_adminq_reset_flow_rules(struct gve_priv *priv); int gve_adminq_query_flow_rules(struct gve_priv *priv, u16 query_opcode, u32 starting_loc); int gve_adminq_configure_rss(struct gve_priv *priv, struct ethtool_rxfh_param *rxfh); int gve_adminq_query_rss_config(struct gve_priv *priv, struct ethtool_rxfh_param *rxfh); +int gve_adminq_report_nic_ts(struct gve_priv *priv, + dma_addr_t nic_ts_report_addr); struct gve_ptype_lut; int gve_adminq_get_ptype_map_dqo(struct gve_priv *priv, diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c index a6d0089ecd7b..6ecbcee4ec13 100644 --- a/drivers/net/ethernet/google/gve/gve_ethtool.c +++ b/drivers/net/ethernet/google/gve/gve_ethtool.c @@ -76,7 +76,7 @@ static const char gve_gstrings_adminq_stats[][ETH_GSTRING_LEN] __nonstring_array "adminq_dcfg_device_resources_cnt", "adminq_set_driver_parameter_cnt", "adminq_report_stats_cnt", "adminq_report_link_speed_cnt", "adminq_get_ptype_map_cnt", "adminq_query_flow_rules", "adminq_cfg_flow_rule", "adminq_cfg_rss_cnt", - "adminq_query_rss_cnt", + "adminq_query_rss_cnt", "adminq_report_nic_timestamp_cnt", }; static const char gve_gstrings_priv_flags[][ETH_GSTRING_LEN] = { @@ -456,6 +456,7 @@ gve_get_ethtool_stats(struct net_device *netdev, data[i++] = priv->adminq_cfg_flow_rule_cnt; data[i++] = priv->adminq_cfg_rss_cnt; data[i++] = priv->adminq_query_rss_cnt; + data[i++] = priv->adminq_report_nic_timestamp_cnt; } static void gve_get_channels(struct net_device *netdev, |