ASoC: hdac_hdmi: use dev_to_hdac_dev and to_ehdac_device

Use dev_to_hdac_dev() and to_ehdac_device() instead of open-coding.
Signed-off-by: NGeliang Tang <geliangtang@163.com>
Reviewed-by: NVinod Koul <vinod.koul@intel.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/hdac_hdmi.c

@@ -67,9 +67,9 @@ struct hdac_hdmi_priv {
 
 static inline struct hdac_ext_device *to_hda_ext_device(struct device *dev)
 {
-	struct hdac_device *hdac = container_of(dev, struct hdac_device, dev);
+	struct hdac_device *hdac = dev_to_hdac_dev(dev);
 
-	return container_of(hdac, struct hdac_ext_device, hdac);
+	return to_ehdac_device(hdac);
 }
 
 static int hdac_hdmi_setup_stream(struct hdac_ext_device *hdac,