[PATCH v7 03/16] ALSA: cs35l41: Move cs35l41_gpio_config to shared lib

From: Lucas Tanure
Date: Wed Apr 13 2022 - 04:38:20 EST


ASoC and HDA can use a single function to configure the chip gpios.

Signed-off-by: Lucas Tanure <tanureal@xxxxxxxxxxxxxxxxxxxxx>
Acked-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx>
---
include/sound/cs35l41.h | 1 +
sound/pci/hda/cs35l41_hda.c | 11 ++++-----
sound/soc/codecs/cs35l41-lib.c | 41 +++++++++++++++++++++++++++++++
sound/soc/codecs/cs35l41.c | 44 +---------------------------------
4 files changed, 48 insertions(+), 49 deletions(-)

diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h
index 4200379e0c26..e312eb1f6e48 100644
--- a/include/sound/cs35l41.h
+++ b/include/sound/cs35l41.h
@@ -798,5 +798,6 @@ int cs35l41_set_channels(struct device *dev, struct regmap *reg,
unsigned int rx_num, unsigned int *rx_slot);
int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_ind, int boost_cap,
int boost_ipk);
+int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg);

#endif /* __CS35L41_H */
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index a14ad3b0d516..e00ceaca79c0 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -235,12 +235,11 @@ static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41)
case CS35L41_NOT_USED:
break;
case CS35l41_VSPK_SWITCH:
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL,
- CS35L41_GPIO1_CTRL_MASK, 1 << CS35L41_GPIO1_CTRL_SHIFT);
+ hw_cfg->gpio1.func = CS35L41_GPIO1_GPIO;
+ hw_cfg->gpio1.out_en = true;
break;
case CS35l41_SYNC:
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL,
- CS35L41_GPIO1_CTRL_MASK, 2 << CS35L41_GPIO1_CTRL_SHIFT);
+ hw_cfg->gpio1.func = CS35L41_GPIO1_MDSYNC;
break;
default:
dev_err(cs35l41->dev, "Invalid function %d for GPIO1\n",
@@ -254,8 +253,6 @@ static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41)
case CS35L41_NOT_USED:
break;
case CS35L41_INTERRUPT:
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL,
- CS35L41_GPIO2_CTRL_MASK, 2 << CS35L41_GPIO2_CTRL_SHIFT);
break;
default:
dev_err(cs35l41->dev, "Invalid GPIO2 function %d\n", hw_cfg->gpio2.func);
@@ -263,6 +260,8 @@ static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41)
}
}

+ cs35l41_gpio_config(cs35l41->regmap, hw_cfg);
+
if (internal_boost) {
cs35l41->reg_seq = &cs35l41_hda_reg_seq_int_bst;
ret = cs35l41_boost_config(cs35l41->dev, cs35l41->regmap,
diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c
index 905c648a8f49..eeeaeaa0db82 100644
--- a/sound/soc/codecs/cs35l41-lib.c
+++ b/sound/soc/codecs/cs35l41-lib.c
@@ -1040,6 +1040,47 @@ int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_in
}
EXPORT_SYMBOL_GPL(cs35l41_boost_config);

+int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg)
+{
+ struct cs35l41_gpio_cfg *gpio1 = &hw_cfg->gpio1;
+ struct cs35l41_gpio_cfg *gpio2 = &hw_cfg->gpio2;
+ int irq_pol = IRQF_TRIGGER_NONE;
+
+ regmap_update_bits(regmap, CS35L41_GPIO1_CTRL1,
+ CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
+ gpio1->pol_inv << CS35L41_GPIO_POL_SHIFT |
+ !gpio1->out_en << CS35L41_GPIO_DIR_SHIFT);
+
+ regmap_update_bits(regmap, CS35L41_GPIO2_CTRL1,
+ CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
+ gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT |
+ !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT);
+
+ if (gpio1->valid)
+ regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO1_CTRL_MASK,
+ gpio1->func << CS35L41_GPIO1_CTRL_SHIFT);
+
+ if (gpio2->valid) {
+ regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO2_CTRL_MASK,
+ gpio2->func << CS35L41_GPIO2_CTRL_SHIFT);
+
+ switch (gpio2->func) {
+ case CS35L41_GPIO2_INT_PUSH_PULL_LOW:
+ case CS35L41_GPIO2_INT_OPEN_DRAIN:
+ irq_pol = IRQF_TRIGGER_LOW;
+ break;
+ case CS35L41_GPIO2_INT_PUSH_PULL_HIGH:
+ irq_pol = IRQF_TRIGGER_HIGH;
+ break;
+ default:
+ break;
+ }
+ }
+
+ return irq_pol;
+}
+EXPORT_SYMBOL_GPL(cs35l41_gpio_config);
+
MODULE_DESCRIPTION("CS35L41 library");
MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@xxxxxxxxxx>");
MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@xxxxxxxxxxxxxxxxxxxxx>");
diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index 90dec80707ea..d25689fe0c60 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1017,48 +1017,6 @@ static int cs35l41_set_pdata(struct cs35l41_private *cs35l41)
return 0;
}

-static int cs35l41_gpio_config(struct cs35l41_private *cs35l41)
-{
- struct cs35l41_gpio_cfg *gpio1 = &cs35l41->hw_cfg.gpio1;
- struct cs35l41_gpio_cfg *gpio2 = &cs35l41->hw_cfg.gpio2;
- int irq_pol = IRQF_TRIGGER_NONE;
-
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO1_CTRL1,
- CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
- gpio1->pol_inv << CS35L41_GPIO_POL_SHIFT |
- !gpio1->out_en << CS35L41_GPIO_DIR_SHIFT);
-
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO2_CTRL1,
- CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
- gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT |
- !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT);
-
- if (gpio1->valid)
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL,
- CS35L41_GPIO1_CTRL_MASK,
- gpio1->func << CS35L41_GPIO1_CTRL_SHIFT);
-
- if (gpio2->valid) {
- regmap_update_bits(cs35l41->regmap, CS35L41_GPIO_PAD_CONTROL,
- CS35L41_GPIO2_CTRL_MASK,
- gpio2->func << CS35L41_GPIO2_CTRL_SHIFT);
-
- switch (gpio2->func) {
- case CS35L41_GPIO2_INT_PUSH_PULL_LOW:
- case CS35L41_GPIO2_INT_OPEN_DRAIN:
- irq_pol = IRQF_TRIGGER_LOW;
- break;
- case CS35L41_GPIO2_INT_PUSH_PULL_HIGH:
- irq_pol = IRQF_TRIGGER_HIGH;
- break;
- default:
- break;
- }
- }
-
- return irq_pol;
-}
-
static int cs35l41_component_probe(struct snd_soc_component *component)
{
struct cs35l41_private *cs35l41 = snd_soc_component_get_drvdata(component);
@@ -1366,7 +1324,7 @@ int cs35l41_probe(struct cs35l41_private *cs35l41, const struct cs35l41_hw_cfg *

cs35l41_test_key_lock(cs35l41->dev, cs35l41->regmap);

- irq_pol = cs35l41_gpio_config(cs35l41);
+ irq_pol = cs35l41_gpio_config(cs35l41->regmap, &cs35l41->hw_cfg);

/* Set interrupt masks for critical errors */
regmap_write(cs35l41->regmap, CS35L41_IRQ1_MASK1,
--
2.35.2