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ASoC: twl6040: No need to read the INTID register 

Since our irq handler has been called, it is granted, that
the reason was either PLUGINT, or UNPLUGINT.
The INTID register has been checked in the MFD part of
twl6040 driver (twl6040-irq.c).
We have no reason to read from chip again here.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Peter Ujfalusi 2011-09-23 09:52:02 +03:00 committed by Mark Brown
parent 3b5b516fbf
commit f34c660662
1 changed files with 2 additions and 7 deletions
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9
sound/soc/codecs/twl6040.c
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@ -740,15 +740,10 @@ static void twl6040_accessory_work(struct work_struct *work)
static irqreturn_t twl6040_audio_handler(int irq, void *data)
{
struct snd_soc_codec *codec = data;
struct twl6040 *twl6040 = codec->control_data;
struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
u8 intid;
intid = twl6040_reg_read(twl6040, TWL6040_REG_INTID);
if ((intid & TWL6040_PLUGINT) || (intid & TWL6040_UNPLUGINT))
queue_delayed_work(priv->workqueue, &priv->delayed_work,
msecs_to_jiffies(200));
queue_delayed_work(priv->workqueue, &priv->delayed_work,
msecs_to_jiffies(200));
return IRQ_HANDLED;
}