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ASoC: qcom: sm8250: Add Jack support

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WCD938X on SM8250 MTP is connected via TX macro which has MBHC support,
So add this jack support in the soundcard driver too.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20211006172745.22103-3-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Srinivas Kandagatla 2021-10-06 18:27:45 +01:00 committed by Mark Brown
parent 961e7ba550
commit 810532e739
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 61 additions and 0 deletions
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61
sound/soc/qcom/sm8250.c
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@ -8,6 +8,8 @@
#include <sound/soc-dapm.h>
#include <sound/pcm.h>
#include <linux/soundwire/sdw.h>
#include <sound/jack.h>
#include <linux/input-event-codes.h>
#include "qdsp6/q6afe.h"
#include "common.h"
@ -18,8 +20,66 @@ struct sm8250_snd_data {
bool stream_prepared[AFE_PORT_MAX];
struct snd_soc_card *card;
struct sdw_stream_runtime *sruntime[AFE_PORT_MAX];
struct snd_soc_jack jack;
bool jack_setup;
};
static int sm8250_snd_init(struct snd_soc_pcm_runtime *rtd)
{
struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_card *card = rtd->card;
int rval, i;
if (!data->jack_setup) {
struct snd_jack *jack;
rval = snd_soc_card_jack_new(card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_LINEOUT |
SND_JACK_MECHANICAL |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 |
SND_JACK_BTN_4 | SND_JACK_BTN_5,
&data->jack, NULL, 0);
if (rval < 0) {
dev_err(card->dev, "Unable to add Headphone Jack\n");
return rval;
}
jack = data->jack.jack;
snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_MEDIA);
snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
data->jack_setup = true;
}
switch (cpu_dai->id) {
case TX_CODEC_DMA_TX_0:
case TX_CODEC_DMA_TX_1:
case TX_CODEC_DMA_TX_2:
case TX_CODEC_DMA_TX_3:
for_each_rtd_codec_dais(rtd, i, codec_dai) {
rval = snd_soc_component_set_jack(codec_dai->component,
&data->jack, NULL);
if (rval != 0 && rval != -ENOTSUPP) {
dev_warn(card->dev, "Failed to set jack: %d\n", rval);
return rval;
}
}
break;
default:
break;
}
return 0;
}
static int sm8250_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
@ -192,6 +252,7 @@ static void sm8250_add_be_ops(struct snd_soc_card *card)
for_each_card_prelinks(card, i, link) {
if (link->no_pcm == 1) {
link->init = sm8250_snd_init;
link->be_hw_params_fixup = sm8250_be_hw_params_fixup;
link->ops = &sm8250_be_ops;
}