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path: root/sound/soc/sti/uniperif_player.c
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Diffstat (limited to 'sound/soc/sti/uniperif_player.c')
-rw-r--r--sound/soc/sti/uniperif_player.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/soc/sti/uniperif_player.c b/sound/soc/sti/uniperif_player.c
index 48ea915b24ba..2ed92c990b97 100644
--- a/sound/soc/sti/uniperif_player.c
+++ b/sound/soc/sti/uniperif_player.c
@@ -226,7 +226,6 @@ static void uni_player_set_channel_status(struct uniperif *player,
* sampling frequency. If no sample rate is already specified, then
* set one.
*/
- mutex_lock(&player->ctrl_lock);
if (runtime) {
switch (runtime->rate) {
case 22050:
@@ -303,7 +302,6 @@ static void uni_player_set_channel_status(struct uniperif *player,
player->stream_settings.iec958.status[3 + (n * 4)] << 24;
SET_UNIPERIF_CHANNEL_STA_REGN(player, n, status);
}
- mutex_unlock(&player->ctrl_lock);
/* Update the channel status */
if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0)
@@ -365,8 +363,10 @@ static int uni_player_prepare_iec958(struct uniperif *player,
SET_UNIPERIF_CTRL_ZERO_STUFF_HW(player);
+ mutex_lock(&player->ctrl_lock);
/* Update the channel status */
uni_player_set_channel_status(player, runtime);
+ mutex_unlock(&player->ctrl_lock);
/* Clear the user validity user bits */
SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(player, 0);
@@ -598,7 +598,6 @@ static int uni_player_ctl_iec958_put(struct snd_kcontrol *kcontrol,
iec958->status[1] = ucontrol->value.iec958.status[1];
iec958->status[2] = ucontrol->value.iec958.status[2];
iec958->status[3] = ucontrol->value.iec958.status[3];
- mutex_unlock(&player->ctrl_lock);
spin_lock_irqsave(&player->irq_lock, flags);
if (player->substream && player->substream->runtime)
@@ -608,6 +607,8 @@ static int uni_player_ctl_iec958_put(struct snd_kcontrol *kcontrol,
uni_player_set_channel_status(player, NULL);
spin_unlock_irqrestore(&player->irq_lock, flags);
+ mutex_unlock(&player->ctrl_lock);
+
return 0;
}