drm: prefer inline over __inline__

Remove last users of __inline__.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180327204722.31246-1-jani.nikula@intel.com
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index c6666cd..4bbef06 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -123,8 +123,7 @@ static inline bool drm_drv_uses_atomic_modeset(struct drm_device *dev)
 #define DRM_SWITCH_POWER_CHANGING 2
 #define DRM_SWITCH_POWER_DYNAMIC_OFF 3
 
-static __inline__ int drm_core_check_feature(struct drm_device *dev,
-					     int feature)
+static inline int drm_core_check_feature(struct drm_device *dev, int feature)
 {
 	return ((dev->driver->driver_features & feature) ? 1 : 0);
 }
@@ -143,7 +142,7 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev,
 /*@}*/
 
 /* returns true if currently okay to sleep */
-static __inline__ bool drm_can_sleep(void)
+static inline bool drm_can_sleep(void)
 {
 	if (in_atomic() || in_dbg_master() || irqs_disabled())
 		return false;