ASoC: cs42l42: Add support for set_jack calls

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@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210426155303.853236-1-tanureal@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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)

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;