1 files changed, 120 insertions, 64 deletions

diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
index ece3ae28ba82..961e76cd8489 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
@@ -141,8 +141,8 @@ static const struct {
 
 static const struct {
 	int reg;
-	char name[ETH_GSTRING_LEN];
-} enetc_port_counters[] = {
+	char name[ETH_GSTRING_LEN] __nonstring;
+} enetc_pm_counters[] = {
 	{ ENETC_PM_REOCT(0),	"MAC rx ethernet octets" },
 	{ ENETC_PM_RALN(0),	"MAC rx alignment errors" },
 	{ ENETC_PM_RXPF(0),	"MAC rx valid pause frames" },
@@ -194,6 +194,12 @@ static const struct {
 	{ ENETC_PM_TSCOL(0),	"MAC tx single collisions" },
 	{ ENETC_PM_TLCOL(0),	"MAC tx late collisions" },
 	{ ENETC_PM_TECOL(0),	"MAC tx excessive collisions" },
+};
+
+static const struct {
+	int reg;
+	char name[ETH_GSTRING_LEN] __nonstring;
+} enetc_port_counters[] = {
 	{ ENETC_UFDMF,		"SI MAC nomatch u-cast discards" },
 	{ ENETC_MFDMF,		"SI MAC nomatch m-cast discards" },
 	{ ENETC_PBFDSIR,	"SI MAC nomatch b-cast discards" },
@@ -240,6 +246,7 @@ static int enetc_get_sset_count(struct net_device *ndev, int sset)
 		return len;
 
 	len += ARRAY_SIZE(enetc_port_counters);
+	len += ARRAY_SIZE(enetc_pm_counters);
 
 	return len;
 }
@@ -264,7 +271,10 @@ static void enetc_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
 			break;
 
 		for (i = 0; i < ARRAY_SIZE(enetc_port_counters); i++)
-			ethtool_puts(&data, enetc_port_counters[i].name);
+			ethtool_cpy(&data, enetc_port_counters[i].name);
+
+		for (i = 0; i < ARRAY_SIZE(enetc_pm_counters); i++)
+			ethtool_cpy(&data, enetc_pm_counters[i].name);
 
 		break;
 	}
@@ -302,13 +312,16 @@ static void enetc_get_ethtool_stats(struct net_device *ndev,
 
 	for (i = 0; i < ARRAY_SIZE(enetc_port_counters); i++)
 		data[o++] = enetc_port_rd(hw, enetc_port_counters[i].reg);
+
+	for (i = 0; i < ARRAY_SIZE(enetc_pm_counters); i++)
+		data[o++] = enetc_port_rd64(hw, enetc_pm_counters[i].reg);
 }
 
 static void enetc_pause_stats(struct enetc_hw *hw, int mac,
 			      struct ethtool_pause_stats *pause_stats)
 {
-	pause_stats->tx_pause_frames = enetc_port_rd(hw, ENETC_PM_TXPF(mac));
-	pause_stats->rx_pause_frames = enetc_port_rd(hw, ENETC_PM_RXPF(mac));
+	pause_stats->tx_pause_frames = enetc_port_rd64(hw, ENETC_PM_TXPF(mac));
+	pause_stats->rx_pause_frames = enetc_port_rd64(hw, ENETC_PM_RXPF(mac));
 }
 
 static void enetc_get_pause_stats(struct net_device *ndev,
@@ -335,31 +348,31 @@ static void enetc_get_pause_stats(struct net_device *ndev,
 static void enetc_mac_stats(struct enetc_hw *hw, int mac,
 			    struct ethtool_eth_mac_stats *s)
 {
-	s->FramesTransmittedOK = enetc_port_rd(hw, ENETC_PM_TFRM(mac));
-	s->SingleCollisionFrames = enetc_port_rd(hw, ENETC_PM_TSCOL(mac));
-	s->MultipleCollisionFrames = enetc_port_rd(hw, ENETC_PM_TMCOL(mac));
-	s->FramesReceivedOK = enetc_port_rd(hw, ENETC_PM_RFRM(mac));
-	s->FrameCheckSequenceErrors = enetc_port_rd(hw, ENETC_PM_RFCS(mac));
-	s->AlignmentErrors = enetc_port_rd(hw, ENETC_PM_RALN(mac));
-	s->OctetsTransmittedOK = enetc_port_rd(hw, ENETC_PM_TEOCT(mac));
-	s->FramesWithDeferredXmissions = enetc_port_rd(hw, ENETC_PM_TDFR(mac));
-	s->LateCollisions = enetc_port_rd(hw, ENETC_PM_TLCOL(mac));
-	s->FramesAbortedDueToXSColls = enetc_port_rd(hw, ENETC_PM_TECOL(mac));
-	s->FramesLostDueToIntMACXmitError = enetc_port_rd(hw, ENETC_PM_TERR(mac));
-	s->CarrierSenseErrors = enetc_port_rd(hw, ENETC_PM_TCRSE(mac));
-	s->OctetsReceivedOK = enetc_port_rd(hw, ENETC_PM_REOCT(mac));
-	s->FramesLostDueToIntMACRcvError = enetc_port_rd(hw, ENETC_PM_RDRNTP(mac));
-	s->MulticastFramesXmittedOK = enetc_port_rd(hw, ENETC_PM_TMCA(mac));
-	s->BroadcastFramesXmittedOK = enetc_port_rd(hw, ENETC_PM_TBCA(mac));
-	s->MulticastFramesReceivedOK = enetc_port_rd(hw, ENETC_PM_RMCA(mac));
-	s->BroadcastFramesReceivedOK = enetc_port_rd(hw, ENETC_PM_RBCA(mac));
+	s->FramesTransmittedOK = enetc_port_rd64(hw, ENETC_PM_TFRM(mac));
+	s->SingleCollisionFrames = enetc_port_rd64(hw, ENETC_PM_TSCOL(mac));
+	s->MultipleCollisionFrames = enetc_port_rd64(hw, ENETC_PM_TMCOL(mac));
+	s->FramesReceivedOK = enetc_port_rd64(hw, ENETC_PM_RFRM(mac));
+	s->FrameCheckSequenceErrors = enetc_port_rd64(hw, ENETC_PM_RFCS(mac));
+	s->AlignmentErrors = enetc_port_rd64(hw, ENETC_PM_RALN(mac));
+	s->OctetsTransmittedOK = enetc_port_rd64(hw, ENETC_PM_TEOCT(mac));
+	s->FramesWithDeferredXmissions = enetc_port_rd64(hw, ENETC_PM_TDFR(mac));
+	s->LateCollisions = enetc_port_rd64(hw, ENETC_PM_TLCOL(mac));
+	s->FramesAbortedDueToXSColls = enetc_port_rd64(hw, ENETC_PM_TECOL(mac));
+	s->FramesLostDueToIntMACXmitError = enetc_port_rd64(hw, ENETC_PM_TERR(mac));
+	s->CarrierSenseErrors = enetc_port_rd64(hw, ENETC_PM_TCRSE(mac));
+	s->OctetsReceivedOK = enetc_port_rd64(hw, ENETC_PM_REOCT(mac));
+	s->FramesLostDueToIntMACRcvError = enetc_port_rd64(hw, ENETC_PM_RDRNTP(mac));
+	s->MulticastFramesXmittedOK = enetc_port_rd64(hw, ENETC_PM_TMCA(mac));
+	s->BroadcastFramesXmittedOK = enetc_port_rd64(hw, ENETC_PM_TBCA(mac));
+	s->MulticastFramesReceivedOK = enetc_port_rd64(hw, ENETC_PM_RMCA(mac));
+	s->BroadcastFramesReceivedOK = enetc_port_rd64(hw, ENETC_PM_RBCA(mac));
 }
 
 static void enetc_ctrl_stats(struct enetc_hw *hw, int mac,
 			     struct ethtool_eth_ctrl_stats *s)
 {
-	s->MACControlFramesTransmitted = enetc_port_rd(hw, ENETC_PM_TCNP(mac));
-	s->MACControlFramesReceived = enetc_port_rd(hw, ENETC_PM_RCNP(mac));
+	s->MACControlFramesTransmitted = enetc_port_rd64(hw, ENETC_PM_TCNP(mac));
+	s->MACControlFramesReceived = enetc_port_rd64(hw, ENETC_PM_RCNP(mac));
 }
 
 static const struct ethtool_rmon_hist_range enetc_rmon_ranges[] = {
@@ -376,26 +389,26 @@ static const struct ethtool_rmon_hist_range enetc_rmon_ranges[] = {
 static void enetc_rmon_stats(struct enetc_hw *hw, int mac,
 			     struct ethtool_rmon_stats *s)
 {
-	s->undersize_pkts = enetc_port_rd(hw, ENETC_PM_RUND(mac));
-	s->oversize_pkts = enetc_port_rd(hw, ENETC_PM_ROVR(mac));
-	s->fragments = enetc_port_rd(hw, ENETC_PM_RFRG(mac));
-	s->jabbers = enetc_port_rd(hw, ENETC_PM_RJBR(mac));
-
-	s->hist[0] = enetc_port_rd(hw, ENETC_PM_R64(mac));
-	s->hist[1] = enetc_port_rd(hw, ENETC_PM_R127(mac));
-	s->hist[2] = enetc_port_rd(hw, ENETC_PM_R255(mac));
-	s->hist[3] = enetc_port_rd(hw, ENETC_PM_R511(mac));
-	s->hist[4] = enetc_port_rd(hw, ENETC_PM_R1023(mac));
-	s->hist[5] = enetc_port_rd(hw, ENETC_PM_R1522(mac));
-	s->hist[6] = enetc_port_rd(hw, ENETC_PM_R1523X(mac));
-
-	s->hist_tx[0] = enetc_port_rd(hw, ENETC_PM_T64(mac));
-	s->hist_tx[1] = enetc_port_rd(hw, ENETC_PM_T127(mac));
-	s->hist_tx[2] = enetc_port_rd(hw, ENETC_PM_T255(mac));
-	s->hist_tx[3] = enetc_port_rd(hw, ENETC_PM_T511(mac));
-	s->hist_tx[4] = enetc_port_rd(hw, ENETC_PM_T1023(mac));
-	s->hist_tx[5] = enetc_port_rd(hw, ENETC_PM_T1522(mac));
-	s->hist_tx[6] = enetc_port_rd(hw, ENETC_PM_T1523X(mac));
+	s->undersize_pkts = enetc_port_rd64(hw, ENETC_PM_RUND(mac));
+	s->oversize_pkts = enetc_port_rd64(hw, ENETC_PM_ROVR(mac));
+	s->fragments = enetc_port_rd64(hw, ENETC_PM_RFRG(mac));
+	s->jabbers = enetc_port_rd64(hw, ENETC_PM_RJBR(mac));
+
+	s->hist[0] = enetc_port_rd64(hw, ENETC_PM_R64(mac));
+	s->hist[1] = enetc_port_rd64(hw, ENETC_PM_R127(mac));
+	s->hist[2] = enetc_port_rd64(hw, ENETC_PM_R255(mac));
+	s->hist[3] = enetc_port_rd64(hw, ENETC_PM_R511(mac));
+	s->hist[4] = enetc_port_rd64(hw, ENETC_PM_R1023(mac));
+	s->hist[5] = enetc_port_rd64(hw, ENETC_PM_R1522(mac));
+	s->hist[6] = enetc_port_rd64(hw, ENETC_PM_R1523X(mac));
+
+	s->hist_tx[0] = enetc_port_rd64(hw, ENETC_PM_T64(mac));
+	s->hist_tx[1] = enetc_port_rd64(hw, ENETC_PM_T127(mac));
+	s->hist_tx[2] = enetc_port_rd64(hw, ENETC_PM_T255(mac));
+	s->hist_tx[3] = enetc_port_rd64(hw, ENETC_PM_T511(mac));
+	s->hist_tx[4] = enetc_port_rd64(hw, ENETC_PM_T1023(mac));
+	s->hist_tx[5] = enetc_port_rd64(hw, ENETC_PM_T1522(mac));
+	s->hist_tx[6] = enetc_port_rd64(hw, ENETC_PM_T1523X(mac));
 }
 
 static void enetc_get_eth_mac_stats(struct net_device *ndev,
@@ -467,7 +480,8 @@ static void enetc_get_rmon_stats(struct net_device *ndev,
 #define ENETC_RSSHASH_L3 (RXH_L2DA | RXH_VLAN | RXH_L3_PROTO | RXH_IP_SRC | \
 			  RXH_IP_DST)
 #define ENETC_RSSHASH_L4 (ENETC_RSSHASH_L3 | RXH_L4_B_0_1 | RXH_L4_B_2_3)
-static int enetc_get_rsshash(struct ethtool_rxnfc *rxnfc)
+static int enetc_get_rxfh_fields(struct net_device *netdev,
+				 struct ethtool_rxfh_fields *rxnfc)
 {
 	static const u32 rsshash[] = {
 			[TCP_V4_FLOW]    = ENETC_RSSHASH_L4,
@@ -584,9 +598,6 @@ static int enetc_get_rxnfc(struct net_device *ndev, struct ethtool_rxnfc *rxnfc,
 	case ETHTOOL_GRXRINGS:
 		rxnfc->data = priv->num_rx_rings;
 		break;
-	case ETHTOOL_GRXFH:
-		/* get RSS hash config */
-		return enetc_get_rsshash(rxnfc);
 	case ETHTOOL_GRXCLSRLCNT:
 		/* total number of entries */
 		rxnfc->data = priv->si->num_fs_entries;
@@ -625,6 +636,27 @@ static int enetc_get_rxnfc(struct net_device *ndev, struct ethtool_rxnfc *rxnfc,
 	return 0;
 }
 
+/* i.MX95 ENETC does not support RFS table, but we can use ingress port
+ * filter table to implement Wake-on-LAN filter or drop the matched flow,
+ * so the implementation will be different from enetc_get_rxnfc() and
+ * enetc_set_rxnfc(). Therefore, add enetc4_get_rxnfc() for ENETC v4 PF.
+ */
+static int enetc4_get_rxnfc(struct net_device *ndev, struct ethtool_rxnfc *rxnfc,
+			    u32 *rule_locs)
+{
+	struct enetc_ndev_priv *priv = netdev_priv(ndev);
+
+	switch (rxnfc->cmd) {
+	case ETHTOOL_GRXRINGS:
+		rxnfc->data = priv->num_rx_rings;
+		break;
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	return 0;
+}
+
 static int enetc_set_rxnfc(struct net_device *ndev, struct ethtool_rxnfc *rxnfc)
 {
 	struct enetc_ndev_priv *priv = netdev_priv(ndev);
@@ -677,36 +709,53 @@ static u32 enetc_get_rxfh_indir_size(struct net_device *ndev)
 	return priv->si->num_rss;
 }
 
+static int enetc_get_rss_key_base(struct enetc_si *si)
+{
+	if (is_enetc_rev1(si))
+		return ENETC_PRSSK(0);
+
+	return ENETC4_PRSSKR(0);
+}
+
+static void enetc_get_rss_key(struct enetc_si *si, const u8 *key)
+{
+	int base = enetc_get_rss_key_base(si);
+	struct enetc_hw *hw = &si->hw;
+	int i;
+
+	for (i = 0; i < ENETC_RSSHASH_KEY_SIZE / 4; i++)
+		((u32 *)key)[i] = enetc_port_rd(hw, base + i * 4);
+}
+
 static int enetc_get_rxfh(struct net_device *ndev,
 			  struct ethtool_rxfh_param *rxfh)
 {
 	struct enetc_ndev_priv *priv = netdev_priv(ndev);
-	struct enetc_hw *hw = &priv->si->hw;
-	int err = 0, i;
+	struct enetc_si *si = priv->si;
+	int err = 0;
 
 	/* return hash function */
 	rxfh->hfunc = ETH_RSS_HASH_TOP;
 
 	/* return hash key */
-	if (rxfh->key && hw->port)
-		for (i = 0; i < ENETC_RSSHASH_KEY_SIZE / 4; i++)
-			((u32 *)rxfh->key)[i] = enetc_port_rd(hw,
-							      ENETC_PRSSK(i));
+	if (rxfh->key && enetc_si_is_pf(si))
+		enetc_get_rss_key(si, rxfh->key);
 
 	/* return RSS table */
 	if (rxfh->indir)
-		err = enetc_get_rss_table(priv->si, rxfh->indir,
-					  priv->si->num_rss);
+		err = si->ops->get_rss_table(si, rxfh->indir, si->num_rss);
 
 	return err;
 }
 
-void enetc_set_rss_key(struct enetc_hw *hw, const u8 *bytes)
+void enetc_set_rss_key(struct enetc_si *si, const u8 *bytes)
 {
+	int base = enetc_get_rss_key_base(si);
+	struct enetc_hw *hw = &si->hw;
 	int i;
 
 	for (i = 0; i < ENETC_RSSHASH_KEY_SIZE / 4; i++)
-		enetc_port_wr(hw, ENETC_PRSSK(i), ((u32 *)bytes)[i]);
+		enetc_port_wr(hw, base + i * 4, ((u32 *)bytes)[i]);
 }
 EXPORT_SYMBOL_GPL(enetc_set_rss_key);
 
@@ -715,17 +764,16 @@ static int enetc_set_rxfh(struct net_device *ndev,
 			  struct netlink_ext_ack *extack)
 {
 	struct enetc_ndev_priv *priv = netdev_priv(ndev);
-	struct enetc_hw *hw = &priv->si->hw;
+	struct enetc_si *si = priv->si;
 	int err = 0;
 
 	/* set hash key, if PF */
-	if (rxfh->key && hw->port)
-		enetc_set_rss_key(hw, rxfh->key);
+	if (rxfh->key && enetc_si_is_pf(si))
+		enetc_set_rss_key(si, rxfh->key);
 
 	/* set RSS table */
 	if (rxfh->indir)
-		err = enetc_set_rss_table(priv->si, rxfh->indir,
-					  priv->si->num_rss);
+		err = si->ops->set_rss_table(si, rxfh->indir, si->num_rss);
 
 	return err;
 }
@@ -1189,6 +1237,7 @@ const struct ethtool_ops enetc_pf_ethtool_ops = {
 	.get_rxfh_indir_size = enetc_get_rxfh_indir_size,
 	.get_rxfh = enetc_get_rxfh,
 	.set_rxfh = enetc_set_rxfh,
+	.get_rxfh_fields = enetc_get_rxfh_fields,
 	.get_ringparam = enetc_get_ringparam,
 	.get_coalesce = enetc_get_coalesce,
 	.set_coalesce = enetc_set_coalesce,
@@ -1219,6 +1268,7 @@ const struct ethtool_ops enetc_vf_ethtool_ops = {
 	.get_rxfh_indir_size = enetc_get_rxfh_indir_size,
 	.get_rxfh = enetc_get_rxfh,
 	.set_rxfh = enetc_set_rxfh,
+	.get_rxfh_fields = enetc_get_rxfh_fields,
 	.get_ringparam = enetc_get_ringparam,
 	.get_coalesce = enetc_get_coalesce,
 	.set_coalesce = enetc_set_coalesce,
@@ -1240,6 +1290,12 @@ const struct ethtool_ops enetc4_pf_ethtool_ops = {
 	.set_wol = enetc_set_wol,
 	.get_pauseparam = enetc_get_pauseparam,
 	.set_pauseparam = enetc_set_pauseparam,
+	.get_rxnfc = enetc4_get_rxnfc,
+	.get_rxfh_key_size = enetc_get_rxfh_key_size,
+	.get_rxfh_indir_size = enetc_get_rxfh_indir_size,
+	.get_rxfh = enetc_get_rxfh,
+	.set_rxfh = enetc_set_rxfh,
+	.get_rxfh_fields = enetc_get_rxfh_fields,
 };
 
 void enetc_set_ethtool_ops(struct net_device *ndev)