[PATCH 1/3] ASoC: cs42l42: Add support for set_jack calls

From: Lucas Tanure
Date: Mon Apr 26 2021 - 11:53:39 EST


Replace the internal jack creation by set_jack call, so users can map
buttons in their machine driver
Also only enable jack detection IRQ after set_jack call

Signed-off-by: Lucas Tanure <tanureal@xxxxxxxxxxxxxxxxxxxxx>
---
sound/soc/codecs/cs42l42.c | 43 ++++++++++++++++++++++----------------
sound/soc/codecs/cs42l42.h | 2 +-
2 files changed, 26 insertions(+), 19 deletions(-)

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index bf982e145e94..2143957b95e6 100644
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -518,26 +518,33 @@ static const struct snd_soc_dapm_route cs42l42_audio_map[] = {
{ "SDOUT2", NULL, "ASP TX EN" },
};

+static int cs42l42_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jk, void *d)
+{
+ struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component);
+
+ cs42l42->jack = jk;
+
+ regmap_update_bits(cs42l42->regmap, CS42L42_TSRS_PLUG_INT_MASK,
+ CS42L42_RS_PLUG_MASK | CS42L42_RS_UNPLUG_MASK |
+ CS42L42_TS_PLUG_MASK | CS42L42_TS_UNPLUG_MASK,
+ (1 << CS42L42_RS_PLUG_SHIFT) | (1 << CS42L42_RS_UNPLUG_SHIFT) |
+ (0 << CS42L42_TS_PLUG_SHIFT) | (0 << CS42L42_TS_UNPLUG_SHIFT));
+
+ return 0;
+}
+
static int cs42l42_component_probe(struct snd_soc_component *component)
{
- struct cs42l42_private *cs42l42 =
- (struct cs42l42_private *)snd_soc_component_get_drvdata(component);
- struct snd_soc_card *crd = component->card;
- int ret = 0;
+ struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component);

cs42l42->component = component;

- ret = snd_soc_card_jack_new(crd, "CS42L42 Headset", SND_JACK_HEADSET | SND_JACK_BTN_0 |
- SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3,
- &cs42l42->jack, NULL, 0);
- if (ret < 0)
- dev_err(component->dev, "Cannot create CS42L42 Headset: %d\n", ret);
-
- return ret;
+ return 0;
}

static const struct snd_soc_component_driver soc_component_dev_cs42l42 = {
.probe = cs42l42_component_probe,
+ .set_jack = cs42l42_set_jack,
.dapm_widgets = cs42l42_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(cs42l42_dapm_widgets),
.dapm_routes = cs42l42_audio_map,
@@ -1410,11 +1417,11 @@ static irqreturn_t cs42l42_irq_thread(int irq, void *data)
switch(cs42l42->hs_type){
case CS42L42_PLUG_CTIA:
case CS42L42_PLUG_OMTP:
- snd_soc_jack_report(&cs42l42->jack, SND_JACK_HEADSET,
+ snd_soc_jack_report(cs42l42->jack, SND_JACK_HEADSET,
SND_JACK_HEADSET);
break;
case CS42L42_PLUG_HEADPHONE:
- snd_soc_jack_report(&cs42l42->jack, SND_JACK_HEADPHONE,
+ snd_soc_jack_report(cs42l42->jack, SND_JACK_HEADPHONE,
SND_JACK_HEADPHONE);
break;
default:
@@ -1442,10 +1449,10 @@ static irqreturn_t cs42l42_irq_thread(int irq, void *data)
switch(cs42l42->hs_type){
case CS42L42_PLUG_CTIA:
case CS42L42_PLUG_OMTP:
- snd_soc_jack_report(&cs42l42->jack, 0, SND_JACK_HEADSET);
+ snd_soc_jack_report(cs42l42->jack, 0, SND_JACK_HEADSET);
break;
case CS42L42_PLUG_HEADPHONE:
- snd_soc_jack_report(&cs42l42->jack, 0, SND_JACK_HEADPHONE);
+ snd_soc_jack_report(cs42l42->jack, 0, SND_JACK_HEADPHONE);
break;
default:
break;
@@ -1472,7 +1479,7 @@ static irqreturn_t cs42l42_irq_thread(int irq, void *data)
report = cs42l42_handle_button_press(cs42l42);

}
- snd_soc_jack_report(&cs42l42->jack, report, SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ snd_soc_jack_report(cs42l42->jack, report, SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3);
}
}
@@ -1579,8 +1586,8 @@ static void cs42l42_set_interrupt_masks(struct cs42l42_private *cs42l42)
CS42L42_TS_UNPLUG_MASK,
(1 << CS42L42_RS_PLUG_SHIFT) |
(1 << CS42L42_RS_UNPLUG_SHIFT) |
- (0 << CS42L42_TS_PLUG_SHIFT) |
- (0 << CS42L42_TS_UNPLUG_SHIFT));
+ (1 << CS42L42_TS_PLUG_SHIFT) |
+ (1 << CS42L42_TS_UNPLUG_SHIFT));
}

static void cs42l42_setup_hs_type_detect(struct cs42l42_private *cs42l42)
diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h
index 36b763f0d1a0..2e0d3836bd7e 100644
--- a/sound/soc/codecs/cs42l42.h
+++ b/sound/soc/codecs/cs42l42.h
@@ -773,7 +773,7 @@ struct cs42l42_private {
struct regulator_bulk_data supplies[CS42L42_NUM_SUPPLIES];
struct gpio_desc *reset_gpio;
struct completion pdn_done;
- struct snd_soc_jack jack;
+ struct snd_soc_jack *jack;
int bclk;
u32 sclk;
u32 srate;
--
2.31.1