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asoc: modify the ref_count check for substream

Browse source 
These controls are used in both runtime and non-runtime.
The current ref_count check will block its use under non-runtime.

Change-Id: If98cf5e2c81e22818637b5c0e99764fbc0d08741
Signed-off-by: Deru Wang <deruwang@codeaurora.org>
This commit is contained in:
Deru Wang 2021-02-03 15:25:16 +08:00
commit c5892fccf6
2 changed files with 5 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

4
asoc/msm-pcm-loopback-v2.c
View file

@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2013-2020, The Linux Foundation. All rights reserved.
/* Copyright (c) 2013-2021, The Linux Foundation. All rights reserved.
*/
#include <linux/init.h>
@ -950,7 +950,7 @@ static int msm_pcm_channel_mixer_cfg_ctl_put(struct snd_kcontrol *kcontrol,
chmixer_pspd);
mutex_lock(&loopback_session_lock);
if (substream->ref_count <= 0) {
if (substream->runtime && substream->ref_count <= 0) {
pr_err_ratelimited("%s: substream ref_count:%d invalid\n",
__func__, substream->ref_count);
mutex_unlock(&loopback_session_lock);

6
asoc/msm-pcm-q6-v2.c
View file

@ -1862,7 +1862,7 @@ static int msm_pcm_chmap_ctl_put(struct snd_kcontrol *kcontrol,
return 0;
mutex_lock(&pdata->lock);
if (substream->ref_count <= 0) {
if (substream->runtime && substream->ref_count <= 0) {
pr_err_ratelimited("%s: substream ref_count:%d invalid\n",
__func__, substream->ref_count);
mutex_unlock(&pdata->lock);
@ -1935,7 +1935,7 @@ static int msm_pcm_chmap_ctl_get(struct snd_kcontrol *kcontrol,
return 0; /* no channels set */
mutex_lock(&pdata->lock);
if (substream->ref_count <= 0) {
if (substream->runtime && substream->ref_count <= 0) {
pr_err_ratelimited("%s: substream ref_count:%d invalid\n",
__func__, substream->ref_count);
mutex_unlock(&pdata->lock);
@ -2240,7 +2240,7 @@ static int msm_pcm_channel_mixer_cfg_ctl_put(struct snd_kcontrol *kcontrol,
}
mutex_lock(&pdata->lock);
if (substream->ref_count <= 0) {
if (substream->runtime && substream->ref_count <= 0) {
pr_err_ratelimited("%s: substream ref_count:%d invalid\n",
__func__, substream->ref_count);
mutex_unlock(&pdata->lock);