]> git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blobdiff - drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
Merge remote-tracking branches 'asoc/topic/ac97', 'asoc/topic/ac97-mfd', 'asoc/topic...
[mirror_ubuntu-focal-kernel.git] / drivers / net / ethernet / aquantia / atlantic / aq_ethtool.c
index a761e91471dfd264f3aba944e5324f86d4cd9e12..d5e99b46887061a216652ca150897bba49f16223 100644 (file)
@@ -56,10 +56,6 @@ aq_ethtool_set_link_ksettings(struct net_device *ndev,
        return aq_nic_set_link_ksettings(aq_nic, cmd);
 }
 
-/* there "5U" is number of queue[#] stats lines (InPackets+...+InErrors) */
-static const unsigned int aq_ethtool_stat_queue_lines = 5U;
-static const unsigned int aq_ethtool_stat_queue_chars =
-       5U * ETH_GSTRING_LEN;
 static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = {
        "InPackets",
        "InUCast",
@@ -83,56 +79,26 @@ static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = {
        "InOctetsDma",
        "OutOctetsDma",
        "InDroppedDma",
-       "Queue[0] InPackets",
-       "Queue[0] OutPackets",
-       "Queue[0] InJumboPackets",
-       "Queue[0] InLroPackets",
-       "Queue[0] InErrors",
-       "Queue[1] InPackets",
-       "Queue[1] OutPackets",
-       "Queue[1] InJumboPackets",
-       "Queue[1] InLroPackets",
-       "Queue[1] InErrors",
-       "Queue[2] InPackets",
-       "Queue[2] OutPackets",
-       "Queue[2] InJumboPackets",
-       "Queue[2] InLroPackets",
-       "Queue[2] InErrors",
-       "Queue[3] InPackets",
-       "Queue[3] OutPackets",
-       "Queue[3] InJumboPackets",
-       "Queue[3] InLroPackets",
-       "Queue[3] InErrors",
-       "Queue[4] InPackets",
-       "Queue[4] OutPackets",
-       "Queue[4] InJumboPackets",
-       "Queue[4] InLroPackets",
-       "Queue[4] InErrors",
-       "Queue[5] InPackets",
-       "Queue[5] OutPackets",
-       "Queue[5] InJumboPackets",
-       "Queue[5] InLroPackets",
-       "Queue[5] InErrors",
-       "Queue[6] InPackets",
-       "Queue[6] OutPackets",
-       "Queue[6] InJumboPackets",
-       "Queue[6] InLroPackets",
-       "Queue[6] InErrors",
-       "Queue[7] InPackets",
-       "Queue[7] OutPackets",
-       "Queue[7] InJumboPackets",
-       "Queue[7] InLroPackets",
-       "Queue[7] InErrors",
+};
+
+static const char aq_ethtool_queue_stat_names[][ETH_GSTRING_LEN] = {
+       "Queue[%d] InPackets",
+       "Queue[%d] OutPackets",
+       "Queue[%d] Restarts",
+       "Queue[%d] InJumboPackets",
+       "Queue[%d] InLroPackets",
+       "Queue[%d] InErrors",
 };
 
 static void aq_ethtool_stats(struct net_device *ndev,
                             struct ethtool_stats *stats, u64 *data)
 {
        struct aq_nic_s *aq_nic = netdev_priv(ndev);
+       struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
 
-/* ASSERT: Need add lines to aq_ethtool_stat_names if AQ_CFG_VECS_MAX > 8 */
-       BUILD_BUG_ON(AQ_CFG_VECS_MAX > 8);
-       memset(data, 0, ARRAY_SIZE(aq_ethtool_stat_names) * sizeof(u64));
+       memset(data, 0, (ARRAY_SIZE(aq_ethtool_stat_names) +
+                               ARRAY_SIZE(aq_ethtool_queue_stat_names) *
+                               cfg->vecs) * sizeof(u64));
        aq_nic_get_stats(aq_nic, data);
 }
 
@@ -154,8 +120,8 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
 
        strlcpy(drvinfo->bus_info, pdev ? pci_name(pdev) : "",
                sizeof(drvinfo->bus_info));
-       drvinfo->n_stats = ARRAY_SIZE(aq_ethtool_stat_names) -
-               (AQ_CFG_VECS_MAX - cfg->vecs) * aq_ethtool_stat_queue_lines;
+       drvinfo->n_stats = ARRAY_SIZE(aq_ethtool_stat_names) +
+               cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
        drvinfo->testinfo_len = 0;
        drvinfo->regdump_len = regs_count;
        drvinfo->eedump_len = 0;
@@ -164,14 +130,25 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
 static void aq_ethtool_get_strings(struct net_device *ndev,
                                   u32 stringset, u8 *data)
 {
+       int i, si;
        struct aq_nic_s *aq_nic = netdev_priv(ndev);
        struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
-
-       if (stringset == ETH_SS_STATS)
-               memcpy(data, *aq_ethtool_stat_names,
-                      sizeof(aq_ethtool_stat_names) -
-                      (AQ_CFG_VECS_MAX - cfg->vecs) *
-                      aq_ethtool_stat_queue_chars);
+       u8 *p = data;
+
+       if (stringset == ETH_SS_STATS) {
+               memcpy(p, *aq_ethtool_stat_names,
+                      sizeof(aq_ethtool_stat_names));
+               p = p + sizeof(aq_ethtool_stat_names);
+               for (i = 0; i < cfg->vecs; i++) {
+                       for (si = 0;
+                               si < ARRAY_SIZE(aq_ethtool_queue_stat_names);
+                               si++) {
+                               snprintf(p, ETH_GSTRING_LEN,
+                                        aq_ethtool_queue_stat_names[si], i);
+                               p += ETH_GSTRING_LEN;
+                       }
+               }
+       }
 }
 
 static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
@@ -182,9 +159,8 @@ static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
 
        switch (stringset) {
        case ETH_SS_STATS:
-               ret = ARRAY_SIZE(aq_ethtool_stat_names) -
-                       (AQ_CFG_VECS_MAX - cfg->vecs) *
-                       aq_ethtool_stat_queue_lines;
+               ret = ARRAY_SIZE(aq_ethtool_stat_names) +
+                       cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
                break;
        default:
                ret = -EOPNOTSUPP;
@@ -245,6 +221,69 @@ static int aq_ethtool_get_rxnfc(struct net_device *ndev,
        return err;
 }
 
+int aq_ethtool_get_coalesce(struct net_device *ndev,
+                           struct ethtool_coalesce *coal)
+{
+       struct aq_nic_s *aq_nic = netdev_priv(ndev);
+       struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+
+       if (cfg->itr == AQ_CFG_INTERRUPT_MODERATION_ON ||
+           cfg->itr == AQ_CFG_INTERRUPT_MODERATION_AUTO) {
+               coal->rx_coalesce_usecs = cfg->rx_itr;
+               coal->tx_coalesce_usecs = cfg->tx_itr;
+               coal->rx_max_coalesced_frames = 0;
+               coal->tx_max_coalesced_frames = 0;
+       } else {
+               coal->rx_coalesce_usecs = 0;
+               coal->tx_coalesce_usecs = 0;
+               coal->rx_max_coalesced_frames = 1;
+               coal->tx_max_coalesced_frames = 1;
+       }
+       return 0;
+}
+
+int aq_ethtool_set_coalesce(struct net_device *ndev,
+                           struct ethtool_coalesce *coal)
+{
+       struct aq_nic_s *aq_nic = netdev_priv(ndev);
+       struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+
+       /* This is not yet supported
+        */
+       if (coal->use_adaptive_rx_coalesce || coal->use_adaptive_tx_coalesce)
+               return -EOPNOTSUPP;
+
+       /* Atlantic only supports timing based coalescing
+        */
+       if (coal->rx_max_coalesced_frames > 1 ||
+           coal->rx_coalesce_usecs_irq ||
+           coal->rx_max_coalesced_frames_irq)
+               return -EOPNOTSUPP;
+
+       if (coal->tx_max_coalesced_frames > 1 ||
+           coal->tx_coalesce_usecs_irq ||
+           coal->tx_max_coalesced_frames_irq)
+               return -EOPNOTSUPP;
+
+       /* We do not support frame counting. Check this
+        */
+       if (!(coal->rx_max_coalesced_frames == !coal->rx_coalesce_usecs))
+               return -EOPNOTSUPP;
+       if (!(coal->tx_max_coalesced_frames == !coal->tx_coalesce_usecs))
+               return -EOPNOTSUPP;
+
+       if (coal->rx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX ||
+           coal->tx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX)
+               return -EINVAL;
+
+       cfg->itr = AQ_CFG_INTERRUPT_MODERATION_ON;
+
+       cfg->rx_itr = coal->rx_coalesce_usecs;
+       cfg->tx_itr = coal->tx_coalesce_usecs;
+
+       return aq_nic_update_interrupt_moderation_settings(aq_nic);
+}
+
 const struct ethtool_ops aq_ethtool_ops = {
        .get_link            = aq_ethtool_get_link,
        .get_regs_len        = aq_ethtool_get_regs_len,
@@ -259,4 +298,6 @@ const struct ethtool_ops aq_ethtool_ops = {
        .get_ethtool_stats   = aq_ethtool_stats,
        .get_link_ksettings  = aq_ethtool_get_link_ksettings,
        .set_link_ksettings  = aq_ethtool_set_link_ksettings,
+       .get_coalesce        = aq_ethtool_get_coalesce,
+       .set_coalesce        = aq_ethtool_set_coalesce,
 };