2 files changed, 51 insertions, 6 deletions

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index db7866b6f752..18e67eb6d8b4 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -124,10 +124,15 @@ EXPORT_SYMBOL(phy_print_status);
  */
 static int phy_clear_interrupt(struct phy_device *phydev)
 {
-	if (phydev->drv->ack_interrupt)
-		return phydev->drv->ack_interrupt(phydev);
+	int ret = 0;
 
-	return 0;
+	if (phydev->drv->ack_interrupt) {
+		mutex_lock(&phydev->lock);
+		ret = phydev->drv->ack_interrupt(phydev);
+		mutex_unlock(&phydev->lock);
+	}
+
+	return ret;
 }
 
 /**
@@ -982,6 +987,36 @@ int phy_disable_interrupts(struct phy_device *phydev)
 }
 
 /**
+ * phy_did_interrupt - Checks if the PHY generated an interrupt
+ * @phydev: target phy_device struct
+ */
+static int phy_did_interrupt(struct phy_device *phydev)
+{
+	int ret;
+
+	mutex_lock(&phydev->lock);
+	ret = phydev->drv->did_interrupt(phydev);
+	mutex_unlock(&phydev->lock);
+
+	return ret;
+}
+
+/**
+ * phy_handle_interrupt - Handle PHY interrupt
+ * @phydev: target phy_device struct
+ */
+static irqreturn_t phy_handle_interrupt(struct phy_device *phydev)
+{
+	irqreturn_t ret;
+
+	mutex_lock(&phydev->lock);
+	ret = phydev->drv->handle_interrupt(phydev);
+	mutex_unlock(&phydev->lock);
+
+	return ret;
+}
+
+/**
  * phy_interrupt - PHY interrupt handler
  * @irq: interrupt line
  * @phy_dat: phy_device pointer
@@ -994,9 +1029,9 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat)
 	struct phy_driver *drv = phydev->drv;
 
 	if (drv->handle_interrupt)
-		return drv->handle_interrupt(phydev);
+		return phy_handle_interrupt(phydev);
 
-	if (drv->did_interrupt && !drv->did_interrupt(phydev))
+	if (drv->did_interrupt && !phy_did_interrupt(phydev))
 		return IRQ_NONE;
 
 	/* reschedule state queue work to run as soon as possible */
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index efffa65f8214..96068e0d841a 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -249,6 +249,7 @@ struct sfp {
 	struct sfp_eeprom_id id;
 	unsigned int module_power_mW;
 	unsigned int module_t_start_up;
+	bool tx_fault_ignore;
 
 #if IS_ENABLED(CONFIG_HWMON)
 	struct sfp_diag diag;
@@ -1893,6 +1894,12 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report)
 	else
 		sfp->module_t_start_up = T_START_UP;
 
+	if (!memcmp(id.base.vendor_name, "HUAWEI          ", 16) &&
+	    !memcmp(id.base.vendor_pn, "MA5671A         ", 16))
+		sfp->tx_fault_ignore = true;
+	else
+		sfp->tx_fault_ignore = false;
+
 	return 0;
 }
 
@@ -2320,7 +2327,10 @@ static void sfp_check_state(struct sfp *sfp)
 	mutex_lock(&sfp->st_mutex);
 	state = sfp_get_state(sfp);
 	changed = state ^ sfp->state;
-	changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
+	if (sfp->tx_fault_ignore)
+		changed &= SFP_F_PRESENT | SFP_F_LOS;
+	else
+		changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
 
 	for (i = 0; i < GPIO_MAX; i++)
 		if (changed & BIT(i))