/* device capabilities */
enum ena_admin_aq_caps_id {
ENA_ADMIN_ENI_STATS = 0,
+ /* ENA SRD customer metrics */
+ ENA_ADMIN_ENA_SRD_INFO = 1,
};
enum ena_admin_placement_policy_type {
ENA_ADMIN_GET_STATS_TYPE_EXTENDED = 1,
/* extra HW stats for specific network interface */
ENA_ADMIN_GET_STATS_TYPE_ENI = 2,
+ /* extra HW stats for ENA SRD */
+ ENA_ADMIN_GET_STATS_TYPE_ENA_SRD = 3,
};
enum ena_admin_get_stats_scope {
ENA_ADMIN_ETH_TRAFFIC = 1,
};
+/* ENA SRD configuration for ENI */
+enum ena_admin_ena_srd_flags {
+ /* Feature enabled */
+ ENA_ADMIN_ENA_SRD_ENABLED = BIT(0),
+ /* UDP support enabled */
+ ENA_ADMIN_ENA_SRD_UDP_ENABLED = BIT(1),
+ /* Bypass Rx UDP ordering */
+ ENA_ADMIN_ENA_SRD_UDP_ORDERING_BYPASS_ENABLED = BIT(2),
+};
+
struct ena_admin_aq_common_desc {
/* 11:0 : command_id
* 15:12 : reserved12
u64 linklocal_allowance_exceeded;
};
+struct ena_admin_ena_srd_stats {
+ /* Number of packets transmitted over ENA SRD */
+ u64 ena_srd_tx_pkts;
+
+ /* Number of packets transmitted or could have been
+ * transmitted over ENA SRD
+ */
+ u64 ena_srd_eligible_tx_pkts;
+
+ /* Number of packets received over ENA SRD */
+ u64 ena_srd_rx_pkts;
+
+ /* Percentage of the ENA SRD resources that is in use */
+ u64 ena_srd_resource_utilization;
+};
+
+/* ENA SRD Statistics Command */
+struct ena_admin_ena_srd_info {
+ /* ENA SRD configuration bitmap. See ena_admin_ena_srd_flags for
+ * details
+ */
+ u64 flags;
+
+ struct ena_admin_ena_srd_stats ena_srd_stats;
+};
+
struct ena_admin_acq_get_stats_resp {
struct ena_admin_acq_common_desc acq_common_desc;
struct ena_admin_basic_stats basic_stats;
struct ena_admin_eni_stats eni_stats;
+
+ struct ena_admin_ena_srd_info ena_srd_info;
} u;
};
#define ENA_STAT_ENI_ENTRY(stat) \
ENA_STAT_HW_ENTRY(stat, eni_stats)
+#define ENA_STAT_ENA_SRD_ENTRY(stat) \
+ ENA_STAT_HW_ENTRY(stat, ena_srd_stats)
+
+#define ENA_STAT_ENA_SRD_MODE_ENTRY(stat) { \
+ .name = #stat, \
+ .stat_offset = offsetof(struct ena_admin_ena_srd_info, flags) / sizeof(u64) \
+}
+
static const struct ena_stats ena_stats_global_strings[] = {
ENA_STAT_GLOBAL_ENTRY(tx_timeout),
ENA_STAT_GLOBAL_ENTRY(suspend),
ENA_STAT_ENI_ENTRY(linklocal_allowance_exceeded),
};
+static const struct ena_stats ena_srd_info_strings[] = {
+ ENA_STAT_ENA_SRD_MODE_ENTRY(ena_srd_mode),
+ ENA_STAT_ENA_SRD_ENTRY(ena_srd_tx_pkts),
+ ENA_STAT_ENA_SRD_ENTRY(ena_srd_eligible_tx_pkts),
+ ENA_STAT_ENA_SRD_ENTRY(ena_srd_rx_pkts),
+ ENA_STAT_ENA_SRD_ENTRY(ena_srd_resource_utilization)
+};
+
static const struct ena_stats ena_stats_tx_strings[] = {
ENA_STAT_TX_ENTRY(cnt),
ENA_STAT_TX_ENTRY(bytes),
#define ENA_STATS_ARRAY_TX ARRAY_SIZE(ena_stats_tx_strings)
#define ENA_STATS_ARRAY_RX ARRAY_SIZE(ena_stats_rx_strings)
#define ENA_STATS_ARRAY_ENA_COM ARRAY_SIZE(ena_stats_ena_com_strings)
-#define ENA_STATS_ARRAY_ENI(adapter) ARRAY_SIZE(ena_stats_eni_strings)
+#define ENA_STATS_ARRAY_ENI ARRAY_SIZE(ena_stats_eni_strings)
+#define ENA_STATS_ARRAY_ENA_SRD ARRAY_SIZE(ena_srd_info_strings)
static void ena_safe_update_stat(u64 *src, u64 *dst,
struct u64_stats_sync *syncp)
static void ena_get_stats(struct ena_adapter *adapter,
u64 *data,
- bool eni_stats_needed)
+ bool hw_stats_needed)
{
const struct ena_stats *ena_stats;
u64 *ptr;
ena_safe_update_stat(ptr, data++, &adapter->syncp);
}
- if (eni_stats_needed) {
- ena_update_hw_stats(adapter);
- for (i = 0; i < ENA_STATS_ARRAY_ENI(adapter); i++) {
- ena_stats = &ena_stats_eni_strings[i];
+ if (hw_stats_needed) {
+ if (ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENI_STATS)) {
+ ena_com_get_eni_stats(adapter->ena_dev, &adapter->eni_stats);
+ /* Updating regardless of rc - once we told ethtool how many stats we have
+ * it will print that much stats. We can't leave holes in the stats
+ */
+ for (i = 0; i < ENA_STATS_ARRAY_ENI; i++) {
+ ena_stats = &ena_stats_eni_strings[i];
- ptr = (u64 *)&adapter->eni_stats +
- ena_stats->stat_offset;
+ ptr = (u64 *)&adapter->eni_stats +
+ ena_stats->stat_offset;
+ ena_safe_update_stat(ptr, data++, &adapter->syncp);
+ }
+ }
+
+ if (ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENA_SRD_INFO)) {
+ ena_com_get_ena_srd_info(adapter->ena_dev, &adapter->ena_srd_info);
+ /* Get ENA SRD mode */
+ ptr = (u64 *)&adapter->ena_srd_info;
ena_safe_update_stat(ptr, data++, &adapter->syncp);
+ for (i = 1; i < ENA_STATS_ARRAY_ENA_SRD; i++) {
+ ena_stats = &ena_srd_info_strings[i];
+ /* Wrapped within an outer struct - need to accommodate an
+ * additional offset of the ENA SRD mode that was already processed
+ */
+ ptr = (u64 *)&adapter->ena_srd_info +
+ ena_stats->stat_offset + 1;
+
+ ena_safe_update_stat(ptr, data++, &adapter->syncp);
+ }
}
}
u64 *data)
{
struct ena_adapter *adapter = netdev_priv(netdev);
- struct ena_com_dev *dev = adapter->ena_dev;
- ena_get_stats(adapter, data, ena_com_get_cap(dev, ENA_ADMIN_ENI_STATS));
+ ena_get_stats(adapter, data, true);
}
static int ena_get_sw_stats_count(struct ena_adapter *adapter)
static int ena_get_hw_stats_count(struct ena_adapter *adapter)
{
- bool supported = ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENI_STATS);
-
- return ENA_STATS_ARRAY_ENI(adapter) * supported;
+ return ENA_STATS_ARRAY_ENI * ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENI_STATS) +
+ ENA_STATS_ARRAY_ENA_SRD * ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENA_SRD_INFO);
}
int ena_get_sset_count(struct net_device *netdev, int sset)
static void ena_get_strings(struct ena_adapter *adapter,
u8 *data,
- bool eni_stats_needed)
+ bool hw_stats_needed)
{
const struct ena_stats *ena_stats;
int i;
ethtool_puts(&data, ena_stats->name);
}
- if (eni_stats_needed) {
- for (i = 0; i < ENA_STATS_ARRAY_ENI(adapter); i++) {
- ena_stats = &ena_stats_eni_strings[i];
- ethtool_puts(&data, ena_stats->name);
+ if (hw_stats_needed) {
+ if (ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENI_STATS)) {
+ for (i = 0; i < ENA_STATS_ARRAY_ENI; i++) {
+ ena_stats = &ena_stats_eni_strings[i];
+ ethtool_puts(&data, ena_stats->name);
+ }
+ }
+ if (ena_com_get_cap(adapter->ena_dev, ENA_ADMIN_ENA_SRD_INFO)) {
+ for (i = 0; i < ENA_STATS_ARRAY_ENA_SRD; i++) {
+ ena_stats = &ena_srd_info_strings[i];
+ ethtool_puts(&data, ena_stats->name);
+ }
}
}
u8 *data)
{
struct ena_adapter *adapter = netdev_priv(netdev);
- struct ena_com_dev *dev = adapter->ena_dev;
switch (sset) {
case ETH_SS_STATS:
- ena_get_strings(adapter, data, ena_com_get_cap(dev, ENA_ADMIN_ENI_STATS));
+ ena_get_strings(adapter, data, true);
break;
}
}
projects / linux.git / commitdiff