ALSA: hda: Use hdac_to_hda_codec macro

Use hdac_to_hda_codec() instead of container_of().

No functional change intended.
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Link: https://lore.kernel.org/r/20200505030357.28004-2-kai.heng.feng@canonical.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

include/sound/hda_codec.h

@@ -288,6 +288,10 @@ struct hda_codec {
 #define dev_to_hda_codec(_dev)	container_of(_dev, struct hda_codec, core.dev)
 #define hda_codec_dev(_dev)	(&(_dev)->core.dev)
 
+#define hdac_to_hda_priv(_hdac) \
+			container_of(_hdac, struct hdac_hda_priv, codec.core)
+#define hdac_to_hda_codec(_hdac) container_of(_hdac, struct hda_codec, core)
+
 #define list_for_each_codec(c, bus) \
 	list_for_each_entry(c, &(bus)->core.codec_list, core.list)
 #define list_for_each_codec_safe(c, n, bus)				\

sound/pci/hda/patch_hdmi.c

@@ -2022,7 +2022,7 @@ static const struct hda_pcm_ops generic_ops = {
 
 static int hdmi_get_spk_alloc(struct hdac_device *hdac, int pcm_idx)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	struct hdmi_spec *spec = codec->spec;
 	struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
 
@@ -2035,7 +2035,7 @@ static int hdmi_get_spk_alloc(struct hdac_device *hdac, int pcm_idx)
 static void hdmi_get_chmap(struct hdac_device *hdac, int pcm_idx,
 					unsigned char *chmap)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	struct hdmi_spec *spec = codec->spec;
 	struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
 
@@ -2049,7 +2049,7 @@ static void hdmi_get_chmap(struct hdac_device *hdac, int pcm_idx,
 static void hdmi_set_chmap(struct hdac_device *hdac, int pcm_idx,
 				unsigned char *chmap, int prepared)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	struct hdmi_spec *spec = codec->spec;
 	struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
 
@@ -2065,7 +2065,7 @@ static void hdmi_set_chmap(struct hdac_device *hdac, int pcm_idx,
 
 static bool is_hdmi_pcm_attached(struct hdac_device *hdac, int pcm_idx)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	struct hdmi_spec *spec = codec->spec;
 	struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
 
@@ -3783,7 +3783,7 @@ static int atihdmi_paired_chmap_validate(struct hdac_chmap *chmap,
 static int atihdmi_pin_set_slot_channel(struct hdac_device *hdac,
 		hda_nid_t pin_nid, int hdmi_slot, int stream_channel)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	int verb;
 	int ati_channel_setup = 0;
 
@@ -3819,7 +3819,7 @@ static int atihdmi_pin_set_slot_channel(struct hdac_device *hdac,
 static int atihdmi_pin_get_slot_channel(struct hdac_device *hdac,
 				hda_nid_t pin_nid, int asp_slot)
 {
-	struct hda_codec *codec = container_of(hdac, struct hda_codec, core);
+	struct hda_codec *codec = hdac_to_hda_codec(hdac);
 	bool was_odd = false;
 	int ati_asp_slot = asp_slot;
 	int verb;

sound/soc/codecs/hdac_hda.h

@@ -28,10 +28,6 @@ struct hdac_hda_priv {
 	bool need_display_power;
 };
 
-#define hdac_to_hda_priv(_hdac) \
-			container_of(_hdac, struct hdac_hda_priv, codec.core)
-#define hdac_to_hda_codec(_hdac) container_of(_hdac, struct hda_codec, core)
-
 struct hdac_ext_bus_ops *snd_soc_hdac_hda_get_ops(void);
 
 #endif /* __HDAC_HDA_H__ */