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audio: codec: The tl1_acodec_probe takes 340ms time [1/1]

Browse Source 
PD#SWPL-4345

Problem:
The tl1_acodec_probe operation takes 340ms time

Solution:
Using workqueue to replace the msleep func

Verify:
verify on T962x2_X309 board

Change-Id: I5316beb8a0e94ae022c948ec112b6fb219050212
Signed-off-by: Shuyu Li <shuyu.li@amlogic.com>
This commit is contained in:
Shuyu Li
2019-01-23 19:11:46 +08:00
committed by Luke Go
parent ec9f228a58
commit 97f3849899
1 changed files with 37 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
sound/soc/codecs/amlogic/aml_codec_tl1_acodec.c
View File

@@ -57,6 +57,7 @@ struct tl1_acodec_priv {
struct snd_soc_codec *codec;
struct snd_pcm_hw_params *params;
struct regmap *regmap;
struct work_struct work;
struct tl1_acodec_chipinfo *chipinfo;
int tdmout_index;
int dat0_ch_sel;
@@ -550,6 +551,35 @@ static int tl1_acodec_start_up(struct snd_soc_codec *codec)
return 0;
}
static void tl1_acodec_release_fast_mode_work_func(struct work_struct *p_work)
{
struct tl1_acodec_priv *aml_acodec;
struct snd_soc_codec *codec;
aml_acodec = container_of(
p_work, struct tl1_acodec_priv, work);
if (!aml_acodec) {
pr_err("%s, Get tl1_acodec_priv fail\n", __func__);
return;
}
codec = aml_acodec->codec;
if (!codec) {
pr_err("%s, Get snd_soc_codec fail\n", __func__);
return;
}
pr_info("%s\n", __func__);
/*reset audio codec register*/
tl1_acodec_reset(codec);
snd_soc_write(codec, ACODEC_0, 0xF000);
msleep(200);
snd_soc_write(codec, ACODEC_0, 0xB000);
tl1_acodec_reg_init(codec);
aml_acodec->codec = codec;
tl1_acodec_dai_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
}
static int tl1_acodec_dai_mute_stream(struct snd_soc_dai *dai, int mute,
int stream)
{
@@ -605,25 +635,23 @@ static int tl1_acodec_probe(struct snd_soc_codec *codec)
snd_soc_codec_get_drvdata(codec);
if (!aml_acodec) {
pr_err("Failed to get tl1 acodec pri\n");
pr_err("Failed to get tl1 acodec priv\n");
return -EINVAL;
}
/*reset audio codec register*/
tl1_acodec_reset(codec);
tl1_acodec_start_up(codec);
tl1_acodec_reg_init(codec);
aml_acodec->codec = codec;
tl1_acodec_dai_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
INIT_WORK(&aml_acodec->work, tl1_acodec_release_fast_mode_work_func);
schedule_work(&aml_acodec->work);
pr_info("%s\n", __func__);
return 0;
}
static int tl1_acodec_remove(struct snd_soc_codec *codec)
{
struct tl1_acodec_priv *aml_acodec =
snd_soc_codec_get_drvdata(codec);
pr_info("%s!\n", __func__);
cancel_work_sync(&aml_acodec->work);
tl1_acodec_dai_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;