From 293690e3d82f65da2e520fbab2b08bfd70fccb4a Mon Sep 17 00:00:00 2001
From: Tom Matheussen <tmatheussen@avia-gis.com>
Date: Thu, 8 Jul 2021 15:05:43 +0200
Subject: [PATCH] Fix KNX Fan features (#52732)

* Fan entity should return support features

* Revert "Fan entity should return support features"

This reverts commit 3ad0e87708fbf1847aaa26e3bc76fcac365a1640.

* Restore supported_features for KNX fan
---
 homeassistant/components/knx/fan.py | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/homeassistant/components/knx/fan.py b/homeassistant/components/knx/fan.py
index f787795e1e8..21ede700fdd 100644
--- a/homeassistant/components/knx/fan.py
+++ b/homeassistant/components/knx/fan.py
@@ -66,9 +66,6 @@ class KNXFan(KnxEntity, FanEntity):
         # FanSpeedMode.STEP if max_step is set
         self._step_range: tuple[int, int] | None = (1, max_step) if max_step else None
 
-        self._attr_supported_features = SUPPORT_SET_SPEED
-        if self._device.supports_oscillation:
-            self._attr_supported_features |= SUPPORT_OSCILLATE
         self._attr_unique_id = str(self._device.speed.group_address)
 
     async def async_set_percentage(self, percentage: int) -> None:
@@ -79,6 +76,16 @@ class KNXFan(KnxEntity, FanEntity):
         else:
             await self._device.set_speed(percentage)
 
+    @property
+    def supported_features(self) -> int:
+        """Flag supported features."""
+        flags = SUPPORT_SET_SPEED
+
+        if self._device.supports_oscillation:
+            flags |= SUPPORT_OSCILLATE
+
+        return flags
+
     @property
     def percentage(self) -> int | None:
         """Return the current speed as a percentage."""