diff options
Diffstat (limited to 'sound/soc/codecs/rt700-sdw.c')
| -rw-r--r-- | sound/soc/codecs/rt700-sdw.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/sound/soc/codecs/rt700-sdw.c b/sound/soc/codecs/rt700-sdw.c index ff9c081fd52a..bda594899664 100644 --- a/sound/soc/codecs/rt700-sdw.c +++ b/sound/soc/codecs/rt700-sdw.c @@ -418,10 +418,12 @@ static int rt700_interrupt_callback(struct sdw_slave *slave, dev_dbg(&slave->dev, "%s control_port_stat=%x", __func__, status->control_port); - if (status->control_port & 0x4) { + mutex_lock(&rt700->disable_irq_lock); + if (status->control_port & 0x4 && !rt700->disable_irq) { mod_delayed_work(system_power_efficient_wq, &rt700->jack_detect_work, msecs_to_jiffies(250)); } + mutex_unlock(&rt700->disable_irq_lock); return 0; } @@ -490,6 +492,34 @@ static int __maybe_unused rt700_dev_suspend(struct device *dev) return 0; } +static int __maybe_unused rt700_dev_system_suspend(struct device *dev) +{ + struct sdw_slave *slave = dev_to_sdw_dev(dev); + struct rt700_priv *rt700 = dev_get_drvdata(dev); + int ret; + + if (!rt700->hw_init) + return 0; + + /* + * prevent new interrupts from being handled after the + * deferred work completes and before the parent disables + * interrupts on the link + */ + mutex_lock(&rt700->disable_irq_lock); + rt700->disable_irq = true; + ret = sdw_update_no_pm(slave, SDW_SCP_INTMASK1, + SDW_SCP_INT1_IMPL_DEF, 0); + mutex_unlock(&rt700->disable_irq_lock); + + if (ret < 0) { + /* log but don't prevent suspend from happening */ + dev_dbg(&slave->dev, "%s: could not disable imp-def interrupts\n:", __func__); + } + + return rt700_dev_suspend(dev); +} + #define RT700_PROBE_TIMEOUT 5000 static int __maybe_unused rt700_dev_resume(struct device *dev) @@ -498,7 +528,7 @@ static int __maybe_unused rt700_dev_resume(struct device *dev) struct rt700_priv *rt700 = dev_get_drvdata(dev); unsigned long time; - if (!rt700->hw_init) + if (!rt700->first_hw_init) return 0; if (!slave->unattach_request) @@ -521,7 +551,7 @@ regmap_sync: } static const struct dev_pm_ops rt700_pm = { - SET_SYSTEM_SLEEP_PM_OPS(rt700_dev_suspend, rt700_dev_resume) + SET_SYSTEM_SLEEP_PM_OPS(rt700_dev_system_suspend, rt700_dev_resume) SET_RUNTIME_PM_OPS(rt700_dev_suspend, rt700_dev_resume, NULL) }; |