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yaml
---
r: 230438
b: refs/heads/master
c: 6d3c26b
h: refs/heads/master
v: v3
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Mark Brown committed Dec 22, 2010
1 parent 59c18a9 commit 79d9ec6
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Showing 2 changed files with 44 additions and 20 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 722bc28384accb67c0bfbbe1914fd82d4d0c996a
refs/heads/master: 6d3c26bcb7a129a11a54d78644e264ec872547e1
62 changes: 43 additions & 19 deletions trunk/sound/soc/codecs/wm8350.c
Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ struct wm8350_output {

struct wm8350_jack_data {
struct snd_soc_jack *jack;
struct delayed_work work;
int report;
int short_report;
};
Expand Down Expand Up @@ -1335,45 +1336,63 @@ static int wm8350_resume(struct snd_soc_codec *codec)
return 0;
}

static irqreturn_t wm8350_hp_jack_handler(int irq, void *data)
static void wm8350_hp_work(struct wm8350_data *priv,
struct wm8350_jack_data *jack,
u16 mask)
{
struct wm8350_data *priv = data;
struct wm8350 *wm8350 = priv->codec.control_data;
u16 reg;
int report;
int mask;

reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
if (reg & mask)
report = jack->report;
else
report = 0;

snd_soc_jack_report(jack->jack, report, jack->report);

}

static void wm8350_hpl_work(struct work_struct *work)
{
struct wm8350_data *priv =
container_of(work, struct wm8350_data, hpl.work.work);

wm8350_hp_work(priv, &priv->hpl, WM8350_JACK_L_LVL);
}

static void wm8350_hpr_work(struct work_struct *work)
{
struct wm8350_data *priv =
container_of(work, struct wm8350_data, hpr.work.work);

wm8350_hp_work(priv, &priv->hpr, WM8350_JACK_R_LVL);
}

static irqreturn_t wm8350_hp_jack_handler(int irq, void *data)
{
struct wm8350_data *priv = data;
struct wm8350 *wm8350 = priv->codec.control_data;
struct wm8350_jack_data *jack = NULL;

switch (irq - wm8350->irq_base) {
case WM8350_IRQ_CODEC_JCK_DET_L:
jack = &priv->hpl;
mask = WM8350_JACK_L_LVL;
break;

case WM8350_IRQ_CODEC_JCK_DET_R:
jack = &priv->hpr;
mask = WM8350_JACK_R_LVL;
break;

default:
BUG();
}

if (!jack->jack) {
dev_warn(wm8350->dev, "Jack interrupt called with no jack\n");
return IRQ_NONE;
}
if (device_may_wakeup(wm8350->dev))
pm_wakeup_event(wm8350->dev, 250);

/* Debounce */
msleep(200);

reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
if (reg & mask)
report = jack->report;
else
report = 0;

snd_soc_jack_report(jack->jack, report, jack->report);
schedule_delayed_work(&jack->work, 200);

return IRQ_HANDLED;
}
Expand Down Expand Up @@ -1552,6 +1571,8 @@ static int wm8350_codec_probe(struct snd_soc_codec *codec)
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);

INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8350_pga_work);
INIT_DELAYED_WORK(&priv->hpl.work, wm8350_hpl_work);
INIT_DELAYED_WORK(&priv->hpr.work, wm8350_hpr_work);

/* Enable the codec */
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
Expand Down Expand Up @@ -1641,6 +1662,9 @@ static int wm8350_codec_remove(struct snd_soc_codec *codec)
priv->hpr.jack = NULL;
priv->mic.jack = NULL;

cancel_delayed_work_sync(&priv->hpl.work);
cancel_delayed_work_sync(&priv->hpr.work);

/* if there was any work waiting then we run it now and
* wait for its completion */
flush_delayed_work_sync(&codec->dapm.delayed_work);
Expand Down

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