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audio:add lock for aw dynamics set dailink

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for aw driver, we use dynamics set dailink.
and for fogo5gna ,there are aw8838 also use the interface.
but aw8838 & aw882xx are different ko.
so add lock for awinic_set_dai_name function
to avoid rewrite ,and lost one dailink.

Change-Id: I418a0207598486cc9d600a5030410912476a8e60
Signed-off-by: liaohj <liaohj@lenovo.com>
Reviewed-on: https://gerrit.mot.com/2765833
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Wanlong Zhou <zhouwl@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
liaohj 2023-10-12 17:43:00 +08:00 • committed by panyq6
commit d667970a4a
1 changed files with 7 additions and 0 deletions
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7
asoc/holi.c
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@ -6250,15 +6250,18 @@ static const struct of_device_id holi_asoc_machine_of_match[] = {
#ifdef CONFIG_AW882XX_STEREO_SMARTPA
struct snd_soc_dai_link_component aw_codecs[4];
static unsigned int aw_codecs_num;
static DEFINE_MUTEX(aw_dailink_mutex);
void awinic_set_dai_name(const char* drvdainame, const char*drvname)
{
mutex_lock(&aw_dailink_mutex);
if (aw_codecs_num < ARRAY_SIZE(aw_codecs)) {
aw_codecs[aw_codecs_num].dai_name = drvdainame;
aw_codecs[aw_codecs_num].name = drvname;
aw_codecs[aw_codecs_num].of_node = NULL;
aw_codecs_num++;
}
mutex_unlock(&aw_dailink_mutex);
}
EXPORT_SYMBOL(awinic_set_dai_name);
@ -6273,6 +6276,8 @@ static int aw_update_dai_link_name(struct snd_soc_dai_link *dailink, int len1)
(!strcmp(dailink[i].stream_name, "Primary MI2S Capture"))){
dailink[i].num_codecs = aw_codecs_num;
dailink[i].codecs = aw_codecs;
pr_info("%s: aw_codecs_num=%d, codec_name[%d]:%s dai_name[%d]:%s\n",
__func__, aw_codecs_num, i, dailink[i].codecs[i].name, i, dailink[i].codecs[i].dai_name);
}
}
} else {
@ -6292,6 +6297,8 @@ static int aw_update_dai_link_name(struct snd_soc_dai_link *dailink, int len1)
(!strcmp(dailink[i].stream_name, "Secondary MI2S Capture"))){
dailink[i].num_codecs = aw_codecs_num;
dailink[i].codecs = aw_codecs;
pr_info("%s: aw_codecs_num=%d, codec_name[%d]:%s dai_name[%d]:%s\n",
__func__, aw_codecs_num, i, dailink[i].codecs[i].name, i, dailink[i].codecs[i].dai_name);
}
}
} else {