diff options
Diffstat (limited to 'sound/soc/codecs/da7219-aad.c')
| -rw-r--r-- | sound/soc/codecs/da7219-aad.c | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c index c55b033d89da..4a4f09f924bc 100644 --- a/sound/soc/codecs/da7219-aad.c +++ b/sound/soc/codecs/da7219-aad.c @@ -339,11 +339,39 @@ static void da7219_aad_hptest_work(struct work_struct *work) SND_JACK_HEADSET | SND_JACK_LINEOUT); } +static void da7219_aad_jack_det_work(struct work_struct *work) +{ + struct da7219_aad_priv *da7219_aad = + container_of(work, struct da7219_aad_priv, jack_det_work); + struct snd_soc_component *component = da7219_aad->component; + u8 srm_st; + + mutex_lock(&da7219_aad->jack_det_mutex); + + srm_st = snd_soc_component_read(component, DA7219_PLL_SRM_STS) & DA7219_PLL_SRM_STS_MCLK; + msleep(da7219_aad->gnd_switch_delay * ((srm_st == 0x0) ? 2 : 1) - 4); + /* Enable ground switch */ + snd_soc_component_update_bits(component, 0xFB, 0x01, 0x01); + + mutex_unlock(&da7219_aad->jack_det_mutex); +} + /* * IRQ */ +static irqreturn_t da7219_aad_pre_irq_thread(int irq, void *data) +{ + + struct da7219_aad_priv *da7219_aad = data; + + if (!da7219_aad->jack_inserted) + schedule_work(&da7219_aad->jack_det_work); + + return IRQ_WAKE_THREAD; +} + static irqreturn_t da7219_aad_irq_thread(int irq, void *data) { struct da7219_aad_priv *da7219_aad = data; @@ -351,14 +379,9 @@ static irqreturn_t da7219_aad_irq_thread(int irq, void *data) struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); u8 events[DA7219_AAD_IRQ_REG_MAX]; - u8 statusa, srm_st; + u8 statusa; int i, report = 0, mask = 0; - srm_st = snd_soc_component_read(component, DA7219_PLL_SRM_STS) & DA7219_PLL_SRM_STS_MCLK; - msleep(da7219_aad->gnd_switch_delay * ((srm_st == 0x0) ? 2 : 1) - 4); - /* Enable ground switch */ - snd_soc_component_update_bits(component, 0xFB, 0x01, 0x01); - /* Read current IRQ events */ regmap_bulk_read(da7219->regmap, DA7219_ACCDET_IRQ_EVENT_A, events, DA7219_AAD_IRQ_REG_MAX); @@ -377,6 +400,9 @@ static irqreturn_t da7219_aad_irq_thread(int irq, void *data) events[DA7219_AAD_IRQ_REG_A], events[DA7219_AAD_IRQ_REG_B], statusa); + if (!da7219_aad->jack_inserted) + cancel_work_sync(&da7219_aad->jack_det_work); + if (statusa & DA7219_JACK_INSERTION_STS_MASK) { /* Jack Insertion */ if (events[DA7219_AAD_IRQ_REG_A] & @@ -940,8 +966,9 @@ int da7219_aad_init(struct snd_soc_component *component) INIT_WORK(&da7219_aad->btn_det_work, da7219_aad_btn_det_work); INIT_WORK(&da7219_aad->hptest_work, da7219_aad_hptest_work); + INIT_WORK(&da7219_aad->jack_det_work, da7219_aad_jack_det_work); - ret = request_threaded_irq(da7219_aad->irq, NULL, + ret = request_threaded_irq(da7219_aad->irq, da7219_aad_pre_irq_thread, da7219_aad_irq_thread, IRQF_TRIGGER_LOW | IRQF_ONESHOT, "da7219-aad", da7219_aad); |