1 files changed, 80 insertions, 67 deletions

diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
index 9c71cbbb13d8..ed3fa80af8c3 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
@@ -6,7 +6,9 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <linux/string.h>
+#include <linux/of.h>
 #include <linux/of_platform.h>
+#include <linux/platform_device.h>
 #include <linux/net_tstamp.h>
 #include <linux/fsl/ptp_qoriq.h>
 
@@ -241,42 +243,28 @@ static void dpaa_get_ethtool_stats(struct net_device *net_dev,
 static void dpaa_get_strings(struct net_device *net_dev, u32 stringset,
 			     u8 *data)
 {
-	unsigned int i, j, num_cpus, size;
-	char string_cpu[ETH_GSTRING_LEN];
-	u8 *strings;
+	unsigned int i, j, num_cpus;
 
-	memset(string_cpu, 0, sizeof(string_cpu));
-	strings   = data;
-	num_cpus  = num_online_cpus();
-	size      = DPAA_STATS_GLOBAL_LEN * ETH_GSTRING_LEN;
+	num_cpus = num_online_cpus();
 
 	for (i = 0; i < DPAA_STATS_PERCPU_LEN; i++) {
-		for (j = 0; j < num_cpus; j++) {
-			snprintf(string_cpu, ETH_GSTRING_LEN, "%s [CPU %d]",
-				 dpaa_stats_percpu[i], j);
-			memcpy(strings, string_cpu, ETH_GSTRING_LEN);
-			strings += ETH_GSTRING_LEN;
-		}
-		snprintf(string_cpu, ETH_GSTRING_LEN, "%s [TOTAL]",
-			 dpaa_stats_percpu[i]);
-		memcpy(strings, string_cpu, ETH_GSTRING_LEN);
-		strings += ETH_GSTRING_LEN;
-	}
-	for (j = 0; j < num_cpus; j++) {
-		snprintf(string_cpu, ETH_GSTRING_LEN,
-			 "bpool [CPU %d]", j);
-		memcpy(strings, string_cpu, ETH_GSTRING_LEN);
-		strings += ETH_GSTRING_LEN;
+		for (j = 0; j < num_cpus; j++)
+			ethtool_sprintf(&data, "%s [CPU %d]",
+					dpaa_stats_percpu[i], j);
+
+		ethtool_sprintf(&data, "%s [TOTAL]", dpaa_stats_percpu[i]);
 	}
-	snprintf(string_cpu, ETH_GSTRING_LEN, "bpool [TOTAL]");
-	memcpy(strings, string_cpu, ETH_GSTRING_LEN);
-	strings += ETH_GSTRING_LEN;
+	for (i = 0; i < num_cpus; i++)
+		ethtool_sprintf(&data, "bpool [CPU %d]", i);
 
-	memcpy(strings, dpaa_stats_global, size);
+	ethtool_puts(&data, "bpool [TOTAL]");
+
+	for (i = 0; i < DPAA_STATS_GLOBAL_LEN; i++)
+		ethtool_puts(&data, dpaa_stats_global[i]);
 }
 
-static int dpaa_get_hash_opts(struct net_device *dev,
-			      struct ethtool_rxnfc *cmd)
+static int dpaa_get_rxfh_fields(struct net_device *dev,
+				struct ethtool_rxfh_fields *cmd)
 {
 	struct dpaa_priv *priv = netdev_priv(dev);
 
@@ -311,22 +299,6 @@ static int dpaa_get_hash_opts(struct net_device *dev,
 	return 0;
 }
 
-static int dpaa_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
-			  u32 *unused)
-{
-	int ret = -EOPNOTSUPP;
-
-	switch (cmd->cmd) {
-	case ETHTOOL_GRXFH:
-		ret = dpaa_get_hash_opts(dev, cmd);
-		break;
-	default:
-		break;
-	}
-
-	return ret;
-}
-
 static void dpaa_set_hash(struct net_device *net_dev, bool enable)
 {
 	struct mac_device *mac_dev;
@@ -341,8 +313,9 @@ static void dpaa_set_hash(struct net_device *net_dev, bool enable)
 	priv->keygen_in_use = enable;
 }
 
-static int dpaa_set_hash_opts(struct net_device *dev,
-			      struct ethtool_rxnfc *nfc)
+static int dpaa_set_rxfh_fields(struct net_device *dev,
+				const struct ethtool_rxfh_fields *nfc,
+				struct netlink_ext_ack *extack)
 {
 	int ret = -EINVAL;
 
@@ -376,23 +349,8 @@ static int dpaa_set_hash_opts(struct net_device *dev,
 	return ret;
 }
 
-static int dpaa_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
-{
-	int ret = -EOPNOTSUPP;
-
-	switch (cmd->cmd) {
-	case ETHTOOL_SRXFH:
-		ret = dpaa_set_hash_opts(dev, cmd);
-		break;
-	default:
-		break;
-	}
-
-	return ret;
-}
-
 static int dpaa_get_ts_info(struct net_device *net_dev,
-			    struct ethtool_ts_info *info)
+			    struct kernel_ethtool_ts_info *info)
 {
 	struct device *dev = net_dev->dev.parent;
 	struct device_node *mac_node = dev->of_node;
@@ -413,8 +371,10 @@ static int dpaa_get_ts_info(struct net_device *net_dev,
 		of_node_put(ptp_node);
 	}
 
-	if (ptp_dev)
+	if (ptp_dev) {
 		ptp = platform_get_drvdata(ptp_dev);
+		put_device(&ptp_dev->dev);
+	}
 
 	if (ptp)
 		info->phc_index = ptp->phc_index;
@@ -455,12 +415,16 @@ static int dpaa_set_coalesce(struct net_device *dev,
 			     struct netlink_ext_ack *extack)
 {
 	const cpumask_t *cpus = qman_affine_cpus();
-	bool needs_revert[NR_CPUS] = {false};
 	struct qman_portal *portal;
 	u32 period, prev_period;
 	u8 thresh, prev_thresh;
+	bool *needs_revert;
 	int cpu, res;
 
+	needs_revert = kcalloc(num_possible_cpus(), sizeof(bool), GFP_KERNEL);
+	if (!needs_revert)
+		return -ENOMEM;
+
 	period = c->rx_coalesce_usecs;
 	thresh = c->rx_max_coalesced_frames;
 
@@ -483,6 +447,8 @@ static int dpaa_set_coalesce(struct net_device *dev,
 		needs_revert[cpu] = true;
 	}
 
+	kfree(needs_revert);
+
 	return 0;
 
 revert_values:
@@ -496,9 +462,52 @@ revert_values:
 		qman_dqrr_set_ithresh(portal, prev_thresh);
 	}
 
+	kfree(needs_revert);
+
 	return res;
 }
 
+static void dpaa_get_pause_stats(struct net_device *net_dev,
+				 struct ethtool_pause_stats *s)
+{
+	struct dpaa_priv *priv = netdev_priv(net_dev);
+	struct mac_device *mac_dev = priv->mac_dev;
+
+	if (mac_dev->get_pause_stats)
+		mac_dev->get_pause_stats(mac_dev->fman_mac, s);
+}
+
+static void dpaa_get_rmon_stats(struct net_device *net_dev,
+				struct ethtool_rmon_stats *s,
+				const struct ethtool_rmon_hist_range **ranges)
+{
+	struct dpaa_priv *priv = netdev_priv(net_dev);
+	struct mac_device *mac_dev = priv->mac_dev;
+
+	if (mac_dev->get_rmon_stats)
+		mac_dev->get_rmon_stats(mac_dev->fman_mac, s, ranges);
+}
+
+static void dpaa_get_eth_ctrl_stats(struct net_device *net_dev,
+				    struct ethtool_eth_ctrl_stats *s)
+{
+	struct dpaa_priv *priv = netdev_priv(net_dev);
+	struct mac_device *mac_dev = priv->mac_dev;
+
+	if (mac_dev->get_eth_ctrl_stats)
+		mac_dev->get_eth_ctrl_stats(mac_dev->fman_mac, s);
+}
+
+static void dpaa_get_eth_mac_stats(struct net_device *net_dev,
+				   struct ethtool_eth_mac_stats *s)
+{
+	struct dpaa_priv *priv = netdev_priv(net_dev);
+	struct mac_device *mac_dev = priv->mac_dev;
+
+	if (mac_dev->get_eth_mac_stats)
+		mac_dev->get_eth_mac_stats(mac_dev->fman_mac, s);
+}
+
 const struct ethtool_ops dpaa_ethtool_ops = {
 	.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS |
 				     ETHTOOL_COALESCE_RX_MAX_FRAMES,
@@ -514,9 +523,13 @@ const struct ethtool_ops dpaa_ethtool_ops = {
 	.get_strings = dpaa_get_strings,
 	.get_link_ksettings = dpaa_get_link_ksettings,
 	.set_link_ksettings = dpaa_set_link_ksettings,
-	.get_rxnfc = dpaa_get_rxnfc,
-	.set_rxnfc = dpaa_set_rxnfc,
+	.get_rxfh_fields = dpaa_get_rxfh_fields,
+	.set_rxfh_fields = dpaa_set_rxfh_fields,
 	.get_ts_info = dpaa_get_ts_info,
 	.get_coalesce = dpaa_get_coalesce,
 	.set_coalesce = dpaa_set_coalesce,
+	.get_pause_stats = dpaa_get_pause_stats,
+	.get_rmon_stats = dpaa_get_rmon_stats,
+	.get_eth_ctrl_stats = dpaa_get_eth_ctrl_stats,
+	.get_eth_mac_stats = dpaa_get_eth_mac_stats,
 };