1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * Non-generic simple HDMI codec support
11 int snd_hda_hdmi_simple_build_pcms(struct hda_codec *codec)  in snd_hda_hdmi_simple_build_pcms()  argument
13 	struct hdmi_spec *spec = codec->spec;  in snd_hda_hdmi_simple_build_pcms()
20 	chans = get_wcaps(codec, per_cvt->cvt_nid);  in snd_hda_hdmi_simple_build_pcms()
23 	info = snd_hda_codec_pcm_new(codec, "HDMI 0");  in snd_hda_hdmi_simple_build_pcms()
25 		return -ENOMEM;  in snd_hda_hdmi_simple_build_pcms()
26 	spec->pcm_rec[0].pcm = info;  in snd_hda_hdmi_simple_build_pcms()
27 	info->pcm_type = HDA_PCM_TYPE_HDMI;  in snd_hda_hdmi_simple_build_pcms()
28 	pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];  in snd_hda_hdmi_simple_build_pcms()
29 	*pstr = spec->pcm_playback;  in snd_hda_hdmi_simple_build_pcms()
30 	pstr->nid = per_cvt->cvt_nid;  in snd_hda_hdmi_simple_build_pcms()
31 	if (pstr->channels_max <= 2 && chans && chans <= 16)  in snd_hda_hdmi_simple_build_pcms()
32 		pstr->channels_max = chans;  in snd_hda_hdmi_simple_build_pcms()
39 void snd_hda_hdmi_simple_unsol_event(struct hda_codec *codec,  in snd_hda_hdmi_simple_unsol_event()  argument
42 	snd_hda_jack_set_dirty_all(codec);  in snd_hda_hdmi_simple_unsol_event()
43 	snd_hda_jack_report_sync(codec);  in snd_hda_hdmi_simple_unsol_event()
49 	struct hdmi_pcm *pcm = jack->private_data;  in free_hdmi_jack_priv()
51 	pcm->jack = NULL;  in free_hdmi_jack_priv()
54 static int simple_hdmi_build_jack(struct hda_codec *codec)  in simple_hdmi_build_jack()  argument
56 	char hdmi_str[32] = "HDMI/DP";  in simple_hdmi_build_jack()
57 	struct hdmi_spec *spec = codec->spec;  in simple_hdmi_build_jack()
60 	int pcmdev = pcmp->pcm->device;  in simple_hdmi_build_jack()
66 	err = snd_jack_new(codec->card, hdmi_str, SND_JACK_AVOUT, &jack,  in simple_hdmi_build_jack()
71 	pcmp->jack = jack;  in simple_hdmi_build_jack()
72 	jack->private_data = pcmp;  in simple_hdmi_build_jack()
73 	jack->private_free = free_hdmi_jack_priv;  in simple_hdmi_build_jack()
77 int snd_hda_hdmi_simple_build_controls(struct hda_codec *codec)  in snd_hda_hdmi_simple_build_controls()  argument
79 	struct hdmi_spec *spec = codec->spec;  in snd_hda_hdmi_simple_build_controls()
84 	err = snd_hda_create_dig_out_ctls(codec, per_cvt->cvt_nid,  in snd_hda_hdmi_simple_build_controls()
85 					  per_cvt->cvt_nid,  in snd_hda_hdmi_simple_build_controls()
89 	return simple_hdmi_build_jack(codec);  in snd_hda_hdmi_simple_build_controls()
93 int snd_hda_hdmi_simple_init(struct hda_codec *codec)  in snd_hda_hdmi_simple_init()  argument
95 	struct hdmi_spec *spec = codec->spec;  in snd_hda_hdmi_simple_init()
97 	hda_nid_t pin = per_pin->pin_nid;  in snd_hda_hdmi_simple_init()
99 	snd_hda_codec_write(codec, pin, 0,  in snd_hda_hdmi_simple_init()
102 	if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)  in snd_hda_hdmi_simple_init()
103 		snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,  in snd_hda_hdmi_simple_init()
105 	snd_hda_jack_detect_enable(codec, pin, per_pin->dev_id);  in snd_hda_hdmi_simple_init()
110 void snd_hda_hdmi_simple_remove(struct hda_codec *codec)  in snd_hda_hdmi_simple_remove()  argument
112 	struct hdmi_spec *spec = codec->spec;  in snd_hda_hdmi_simple_remove()
114 	snd_array_free(&spec->pins);  in snd_hda_hdmi_simple_remove()
115 	snd_array_free(&spec->cvts);  in snd_hda_hdmi_simple_remove()
121 				 struct hda_codec *codec,  in snd_hda_hdmi_simple_pcm_open()  argument
124 	struct hdmi_spec *spec = codec->spec;  in snd_hda_hdmi_simple_pcm_open()
126 	if (spec->hw_constraints_channels) {  in snd_hda_hdmi_simple_pcm_open()
127 		snd_pcm_hw_constraint_list(substream->runtime, 0,  in snd_hda_hdmi_simple_pcm_open()
129 				spec->hw_constraints_channels);  in snd_hda_hdmi_simple_pcm_open()
131 		snd_pcm_hw_constraint_step(substream->runtime, 0,  in snd_hda_hdmi_simple_pcm_open()
135 	return snd_hda_multi_out_dig_open(codec, &spec->multiout);  in snd_hda_hdmi_simple_pcm_open()
140 				     struct hda_codec *codec,  in simple_playback_pcm_close()  argument
143 	struct hdmi_spec *spec = codec->spec;  in simple_playback_pcm_close()
145 	return snd_hda_multi_out_dig_close(codec, &spec->multiout);  in simple_playback_pcm_close()
149 				       struct hda_codec *codec,  in simple_playback_pcm_prepare()  argument
154 	struct hdmi_spec *spec = codec->spec;  in simple_playback_pcm_prepare()
156 	return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,  in simple_playback_pcm_prepare()
171 int snd_hda_hdmi_simple_probe(struct hda_codec *codec,  in snd_hda_hdmi_simple_probe()  argument
180 		return -ENOMEM;  in snd_hda_hdmi_simple_probe()
182 	spec->codec = codec;  in snd_hda_hdmi_simple_probe()
183 	codec->spec = spec;  in snd_hda_hdmi_simple_probe()
184 	snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), 1);  in snd_hda_hdmi_simple_probe()
185 	snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), 1);  in snd_hda_hdmi_simple_probe()
187 	spec->multiout.num_dacs = 0;  /* no analog */  in snd_hda_hdmi_simple_probe()
188 	spec->multiout.max_channels = 2;  in snd_hda_hdmi_simple_probe()
189 	spec->multiout.dig_out_nid = cvt_nid;  in snd_hda_hdmi_simple_probe()
190 	spec->num_cvts = 1;  in snd_hda_hdmi_simple_probe()
191 	spec->num_pins = 1;  in snd_hda_hdmi_simple_probe()
192 	per_pin = snd_array_new(&spec->pins);  in snd_hda_hdmi_simple_probe()
193 	per_cvt = snd_array_new(&spec->cvts);  in snd_hda_hdmi_simple_probe()
195 		snd_hda_hdmi_simple_remove(codec);  in snd_hda_hdmi_simple_probe()
196 		return -ENOMEM;  in snd_hda_hdmi_simple_probe()
198 	per_cvt->cvt_nid = cvt_nid;  in snd_hda_hdmi_simple_probe()
199 	per_pin->pin_nid = pin_nid;  in snd_hda_hdmi_simple_probe()
200 	spec->pcm_playback = simple_pcm_playback;  in snd_hda_hdmi_simple_probe()
212 /* VIA HDMI Implementation */
214 #define VIAHDMI_PIN_NID	0x03	/* HDMI output pin1 */
216 static int simplehdmi_probe(struct hda_codec *codec,  in simplehdmi_probe()  argument
219 	switch (id->driver_data) {  in simplehdmi_probe()
221 		return snd_hda_hdmi_simple_probe(codec, VIAHDMI_CVT_NID,  in simplehdmi_probe()
224 		return -EINVAL;  in simplehdmi_probe()
238 	HDA_CODEC_ID_MODEL(0x11069f80, "VX900 HDMI/DP",	MODEL_VIA),
239 	HDA_CODEC_ID_MODEL(0x11069f81, "VX900 HDMI/DP",	MODEL_VIA),
244 MODULE_DESCRIPTION("Simple HDMI HD-audio codec support");