diff options
Diffstat (limited to 'sound/soc/codecs/cs35l33.c')
| -rw-r--r-- | sound/soc/codecs/cs35l33.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sound/soc/codecs/cs35l33.c b/sound/soc/codecs/cs35l33.c index c927592f90c9..af9dad199084 100644 --- a/sound/soc/codecs/cs35l33.c +++ b/sound/soc/codecs/cs35l33.c @@ -40,6 +40,7 @@ struct cs35l33_private { struct regmap *regmap; struct gpio_desc *reset_gpio; bool amp_cal; + bool irq_requested; int mclk_int; struct regulator_bulk_data core_supplies[2]; int num_core_supplies; @@ -881,6 +882,9 @@ static int cs35l33_runtime_resume(struct device *dev) goto err; } + if (cs35l33->irq_requested) + enable_irq(to_i2c_client(dev)->irq); + return 0; err: @@ -900,6 +904,10 @@ static int cs35l33_runtime_suspend(struct device *dev) /* redo the calibration in next power up */ cs35l33->amp_cal = false; + /* Drain and block the threaded IRQ before cache_only/power-off. */ + if (cs35l33->irq_requested) + disable_irq(to_i2c_client(dev)->irq); + regcache_cache_only(cs35l33->regmap, true); regcache_mark_dirty(cs35l33->regmap); regulator_bulk_disable(cs35l33->num_core_supplies, @@ -1154,10 +1162,12 @@ static int cs35l33_i2c_probe(struct i2c_client *i2c_client) } ret = devm_request_threaded_irq(&i2c_client->dev, i2c_client->irq, NULL, - cs35l33_irq_thread, IRQF_ONESHOT | IRQF_TRIGGER_LOW, - "cs35l33", cs35l33); + cs35l33_irq_thread, IRQF_ONESHOT | IRQF_TRIGGER_LOW, + "cs35l33", cs35l33); if (ret != 0) dev_warn(&i2c_client->dev, "Failed to request IRQ: %d\n", ret); + else + cs35l33->irq_requested = true; /* We could issue !RST or skip it based on AMP topology */ cs35l33->reset_gpio = devm_gpiod_get_optional(&i2c_client->dev, |