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authoroder_chiou@realtek.com <oder_chiou@realtek.com>2017-07-07 16:58:58 +0800
committerMark Brown <broonie@kernel.org>2017-07-17 12:05:53 +0100
commit8f24412784bd0f544307bb184e3f264064f68ff0 (patch)
tree5fcbd2ed5e70ff569e8ba3f1c59fd420f96f0133 /sound/soc/codecs/rt5663.c
parent7d8e00c78924d50eb71d3cf991096021eadce641 (diff)
ASoC: rt5663: Optimize the Jack Type detection
The patch optimizes the Jack Type detection. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5663.c')
-rw-r--r--sound/soc/codecs/rt5663.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c
index 18b3b526b7c5..ebd9ae00e04d 100644
--- a/sound/soc/codecs/rt5663.c
+++ b/sound/soc/codecs/rt5663.c
@@ -1508,7 +1508,7 @@ static int rt5663_v2_jack_detect(struct snd_soc_codec *codec, int jack_insert)
static int rt5663_jack_detect(struct snd_soc_codec *codec, int jack_insert)
{
struct rt5663_priv *rt5663 = snd_soc_codec_get_drvdata(codec);
- int val, i = 0, sleep_time[5] = {300, 150, 100, 50, 30};
+ int val, i = 0;
dev_dbg(codec->dev, "%s jack_insert:%d\n", __func__, jack_insert);
@@ -1543,17 +1543,22 @@ static int rt5663_jack_detect(struct snd_soc_codec *codec, int jack_insert)
RT5663_IRQ_POW_SAV_MASK, RT5663_IRQ_POW_SAV_EN);
snd_soc_update_bits(codec, RT5663_IRQ_1,
RT5663_EN_IRQ_JD1_MASK, RT5663_EN_IRQ_JD1_EN);
- while (i < 5) {
- msleep(sleep_time[i]);
- val = snd_soc_read(codec, RT5663_EM_JACK_TYPE_2) &
- 0x0003;
- dev_dbg(codec->dev, "%s: MX-00e7 val=%x sleep %d\n",
- __func__, val, sleep_time[i]);
- i++;
- if (val == 0x1 || val == 0x2 || val == 0x3)
+
+ while (true) {
+ regmap_read(rt5663->regmap, RT5663_INT_ST_2, &val);
+ if (!(val & 0x80))
+ usleep_range(10000, 10005);
+ else
+ break;
+
+ if (i > 200)
break;
+ i++;
}
+
+ val = snd_soc_read(codec, RT5663_EM_JACK_TYPE_2) & 0x0003;
dev_dbg(codec->dev, "%s val = %d\n", __func__, val);
+
switch (val) {
case 1:
case 2: