1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * HD-audio HDMI codec driver
41 	struct hda_codec *codec;  member
45 	struct hdmi_pcm *pcm; /* pointer to spec->pcm_rec[n] dynamically*/
46 	int pcm_idx; /* which pcm is attached. -1 means no pcm is attached */
53 	bool chmap_set;		/* channel-map override by ALSA API? */
54 	unsigned char chmap[8]; /* ALSA API channel-map */
60 /* operations used by generic code that can be overridden by codec drivers */
62 	int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid,
65 	void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid,
70 	int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid,
73 	int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid,
77 	void (*pin_cvt_fixup)(struct hda_codec *codec,
81 	void (*silent_stream)(struct hda_codec *codec,
94 	SILENT_STREAM_KAE,	/* use standard HDA Keep-Alive */
99 	struct hda_codec *codec;  member
106 	 * for example, there are 3 pins, and each pin
112 	 * In the above example, num_nids is 3
139 	/* hdmi interrupt trigger control flag for Nvidia codec */
143 	bool intel_hsw_fixup;	/* apply Intel platform-specific fixups */
145 	 * Non-generic VIA/NVIDIA specific
154 	int (*port2pin)(struct hda_codec *codec, int port); /* reverse port/pin mapping */
166 static inline bool codec_has_acomp(struct hda_codec *codec)  in codec_has_acomp()  argument
168 	struct hdmi_spec *spec = codec->spec;  in codec_has_acomp()
170 	return spec->use_acomp_notifier;  in codec_has_acomp()
173 #define codec_has_acomp(codec)	false  argument
229 	((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
231 	((struct hdmi_spec_per_cvt  *)snd_array_elem(&spec->cvts, idx))
233 #define get_hdmi_pcm(spec, idx)	(&(spec)->pcm_rec[idx])
235 #define get_pcm_rec(spec, idx)	(get_hdmi_pcm(spec, idx)->pcm)
237 /* Generic HDMI codec support */
238 int snd_hda_hdmi_generic_alloc(struct hda_codec *codec);
239 int snd_hda_hdmi_parse_codec(struct hda_codec *codec);
240 int snd_hda_hdmi_generic_probe(struct hda_codec *codec);
241 void snd_hda_hdmi_generic_remove(struct hda_codec *codec);
243 int snd_hda_hdmi_generic_build_pcms(struct hda_codec *codec);
244 int snd_hda_hdmi_generic_build_controls(struct hda_codec *codec);
245 int snd_hda_hdmi_generic_init(struct hda_codec *codec);
246 int snd_hda_hdmi_generic_suspend(struct hda_codec *codec);
247 int snd_hda_hdmi_generic_resume(struct hda_codec *codec);
248 void snd_hda_hdmi_generic_unsol_event(struct hda_codec *codec, unsigned int res);
250 int snd_hda_hdmi_pin_id_to_pin_index(struct hda_codec *codec,
252 #define pin_id_to_pin_index(codec, pin, dev) \  argument
253 	snd_hda_hdmi_pin_id_to_pin_index(codec, pin, dev)
254 int snd_hda_hdmi_generic_init_per_pins(struct hda_codec *codec);
255 void snd_hda_hdmi_generic_spec_free(struct hda_codec *codec);
256 int snd_hda_hdmi_setup_stream(struct hda_codec *codec,
262 				     struct hda_codec *codec,
267 				     struct hda_codec *codec,
270 void snd_hda_hdmi_check_presence_and_report(struct hda_codec *codec,
272 void snd_hda_hdmi_setup_audio_infoframe(struct hda_codec *codec,
277 void snd_hda_hdmi_setup_drm_audio_ops(struct hda_codec *codec,
279 void snd_hda_hdmi_acomp_init(struct hda_codec *codec,
288 /* Simple / legacy HDMI codec support */
289 int snd_hda_hdmi_simple_probe(struct hda_codec *codec,
291 void snd_hda_hdmi_simple_remove(struct hda_codec *codec);
293 int snd_hda_hdmi_simple_build_pcms(struct hda_codec *codec);
294 int snd_hda_hdmi_simple_build_controls(struct hda_codec *codec);
295 int snd_hda_hdmi_simple_init(struct hda_codec *codec);
296 void snd_hda_hdmi_simple_unsol_event(struct hda_codec *codec,
299 				 struct hda_codec *codec,