[PATCH 37/38] backports: add thermal_zone_device_enable()

Johannes Berg <[email protected]> Tue, 11 Oct 2022 23:04:45 +0200
Newsgroups org.kernel.vger.backports
Message-ID <20221011230356.89f59316624f.I356df6f58af39de37026dd4df86c21daa9f735b9@changeid>
From: Johannes Berg <[email protected]>

Signed-off-by: Johannes Berg <[email protected]>
---
 backport/backport-include/linux/thermal.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/backport/backport-include/linux/thermal.h b/backport/backport-include/linux/thermal.h
index 8210facf3697..f0be1199c5e7 100644
--- a/backport/backport-include/linux/thermal.h
+++ b/backport/backport-include/linux/thermal.h
@@ -3,6 +3,18 @@
 #include_next <linux/thermal.h>
 #include <linux/version.h>
 
+#ifdef CONFIG_THERMAL
+#if LINUX_VERSION_IS_LESS(5,9,0)
+static inline int thermal_zone_device_enable(struct thermal_zone_device *tz)
+{ return 0; }
+#endif /* < 5.9.0 */
+#else /* CONFIG_THERMAL */
+#if LINUX_VERSION_IS_LESS(5,9,0)
+static inline int thermal_zone_device_enable(struct thermal_zone_device *tz)
+{ return -ENODEV; }
+#endif /* < 5.9.0 */
+#endif /* CONFIG_THERMAL */
+
 #if LINUX_VERSION_IS_LESS(5,9,0)
 #define thermal_zone_device_enable LINUX_BACKPORT(thermal_zone_device_enable)
 static inline int thermal_zone_device_enable(struct thermal_zone_device *tz)
-- 
2.37.3

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