Enable CRC checking for received and transmitted frames, and configure
counters to clear after being read within config_init() for accurate
counter recording. Additionally, add PHY counter operations and integrate
shared functions.

Signed-off-by: Luo Jie <quic_luoj@quicinc.com>
---
 drivers/net/phy/qcom/qca808x.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/net/phy/qcom/qca808x.c b/drivers/net/phy/qcom/qca808x.c
index 6de16c0eaa08..8eb51b1a006c 100644
--- a/drivers/net/phy/qcom/qca808x.c
+++ b/drivers/net/phy/qcom/qca808x.c
@@ -93,6 +93,7 @@ MODULE_LICENSE("GPL");
 
 struct qca808x_priv {
 	int led_polarity_mode;
+	struct qcom_phy_hw_stats hw_stats;
 };
 
 static int qca808x_phy_fast_retrain_config(struct phy_device *phydev)
@@ -243,6 +244,10 @@ static int qca808x_config_init(struct phy_device *phydev)
 
 	qca808x_fill_possible_interfaces(phydev);
 
+	ret = qcom_phy_counter_config(phydev);
+	if (ret)
+		return ret;
+
 	/* Configure adc threshold as 100mv for the link 10M */
 	return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD,
 				     QCA808X_ADC_THRESHOLD_MASK,
@@ -622,6 +627,22 @@ static int qca808x_led_polarity_set(struct phy_device *phydev, int index,
 			      active_low ? 0 : QCA808X_LED_ACTIVE_HIGH);
 }
 
+static int qca808x_update_stats(struct phy_device *phydev)
+{
+	struct qca808x_priv *priv = phydev->priv;
+
+	return qcom_phy_update_stats(phydev, &priv->hw_stats);
+}
+
+static void qca808x_get_phy_stats(struct phy_device *phydev,
+				  struct ethtool_eth_phy_stats *eth_stats,
+				  struct ethtool_phy_stats *stats)
+{
+	struct qca808x_priv *priv = phydev->priv;
+
+	qcom_phy_get_stats(stats, priv->hw_stats);
+}
+
 static struct phy_driver qca808x_driver[] = {
 {
 	/* Qualcomm QCA8081 */
@@ -651,6 +672,8 @@ static struct phy_driver qca808x_driver[] = {
 	.led_hw_control_set	= qca808x_led_hw_control_set,
 	.led_hw_control_get	= qca808x_led_hw_control_get,
 	.led_polarity_set	= qca808x_led_polarity_set,
+	.update_stats		= qca808x_update_stats,
+	.get_phy_stats		= qca808x_get_phy_stats,
 }, };
 
 module_phy_driver(qca808x_driver);

-- 
2.34.1

Hi Luo,

kernel test robot noticed the following build errors:

[auto build test ERROR on b06c4311711c57c5e558bd29824b08f0a6e2a155]

url:    https://github.com/intel-lab-lkp/linux/commits/Luo-Jie/net-phy-qcom-Add-PHY-counter-support/20250714-230346
base:   b06c4311711c57c5e558bd29824b08f0a6e2a155
patch link:    https://lore.kernel.org/r/20250714-qcom_phy_counter-v2-2-94dde9d9769f%40quicinc.com
patch subject: [PATCH net-next v2 2/3] net: phy: qcom: qca808x: Support PHY counter
config: i386-buildonly-randconfig-003-20250715 (https://download.01.org/0day-ci/archive/20250715/202507151542.rdmfnV5H-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250715/202507151542.rdmfnV5H-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202507151542.rdmfnV5H-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "qcom_phy_get_stats" [drivers/net/phy/qcom/qca808x.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki