net: phy: qcom: qca807x: Support PHY counter

Within the QCA807X PHY operation's config_init() function, enable CRC
checking for received and transmitted frames and configure counter to
clear after being read to support counter recording. Additionally, add
support for PHY counter operations.

Signed-off-by: Luo Jie <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: Luo Jie

drivers/net/phy/qcom/qca807x.c

@@ -124,6 +124,7 @@ struct qca807x_priv {
 	bool dac_full_amplitude;
 	bool dac_full_bias_current;
 	bool dac_disable_bias_current_tweak;
+	struct qcom_phy_hw_stats hw_stats;
 };
 
 static int qca807x_cable_test_start(struct phy_device *phydev)
@@ -768,6 +769,10 @@ static int qca807x_config_init(struct phy_device *phydev)
 			return ret;
 	}
 
+	ret = qcom_phy_counter_config(phydev);
+	if (ret)
+		return ret;
+
 	control_dac = phy_read_mmd(phydev, MDIO_MMD_AN,
 				   QCA807X_MMD7_1000BASE_T_POWER_SAVE_PER_CABLE_LENGTH);
 	control_dac &= ~QCA807X_CONTROL_DAC_MASK;
@@ -782,6 +787,22 @@ static int qca807x_config_init(struct phy_device *phydev)
 			     control_dac);
 }
 
+static int qca807x_update_stats(struct phy_device *phydev)
+{
+	struct qca807x_priv *priv = phydev->priv;
+
+	return qcom_phy_update_stats(phydev, &priv->hw_stats);
+}
+
+static void qca807x_get_phy_stats(struct phy_device *phydev,
+				  struct ethtool_eth_phy_stats *eth_stats,
+				  struct ethtool_phy_stats *stats)
+{
+	struct qca807x_priv *priv = phydev->priv;
+
+	qcom_phy_get_stats(stats, priv->hw_stats);
+}
+
 static struct phy_driver qca807x_drivers[] = {
 	{
 		PHY_ID_MATCH_EXACT(PHY_ID_QCA8072),
@@ -800,6 +821,8 @@ static struct phy_driver qca807x_drivers[] = {
 		.suspend	= genphy_suspend,
 		.cable_test_start	= qca807x_cable_test_start,
 		.cable_test_get_status	= qca808x_cable_test_get_status,
+		.update_stats		= qca807x_update_stats,
+		.get_phy_stats		= qca807x_get_phy_stats,
 	},
 	{
 		PHY_ID_MATCH_EXACT(PHY_ID_QCA8075),
@@ -823,6 +846,8 @@ static struct phy_driver qca807x_drivers[] = {
 		.led_hw_is_supported = qca807x_led_hw_is_supported,
 		.led_hw_control_set = qca807x_led_hw_control_set,
 		.led_hw_control_get = qca807x_led_hw_control_get,
+		.update_stats		= qca807x_update_stats,
+		.get_phy_stats		= qca807x_get_phy_stats,
 	},
 };
 module_phy_driver(qca807x_drivers);