@@ -1045,9 +1045,6 @@ static int snd_ctl_elem_info_user(struct snd_ctl_file *ctl,
if (copy_from_user(&info, _info, sizeof(info)))
return -EFAULT;
- result = snd_power_wait(ctl->card, SNDRV_CTL_POWER_D0);
- if (result < 0)
- return result;
result = snd_ctl_elem_info(ctl, &info);
if (result < 0)
return result;
@@ -1119,10 +1116,6 @@ static int snd_ctl_elem_read_user(struct snd_card *card,
if (IS_ERR(control))
return PTR_ERR(control);
- result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (result < 0)
- goto error;
-
down_read(&card->controls_rwsem);
result = snd_ctl_elem_read(card, control);
up_read(&card->controls_rwsem);
@@ -1192,10 +1185,6 @@ static int snd_ctl_elem_write_user(struct snd_ctl_file *file,
return PTR_ERR(control);
card = file->card;
- result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (result < 0)
- goto error;
-
result = snd_ctl_elem_write(card, file, control);
if (result < 0)
goto error;
@@ -96,9 +96,6 @@ static int snd_ctl_elem_info_compat(struct snd_ctl_file *ctl,
if (get_user(data->value.enumerated.item, &data32->value.enumerated.item))
goto error;
- err = snd_power_wait(ctl->card, SNDRV_CTL_POWER_D0);
- if (err < 0)
- goto error;
err = snd_ctl_elem_info(ctl, data);
if (err < 0)
goto error;
@@ -301,9 +298,6 @@ static int ctl_elem_read_user(struct snd_card *card,
if (err < 0)
goto error;
- err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (err < 0)
- goto error;
err = snd_ctl_elem_read(card, data);
if (err < 0)
goto error;
@@ -329,9 +323,6 @@ static int ctl_elem_write_user(struct snd_ctl_file *file,
if (err < 0)
goto error;
- err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
- if (err < 0)
- goto error;
err = snd_ctl_elem_write(card, file, data);
if (err < 0)
goto error;
Now we have more fine-grained power controls in each kcontrol ops, the coarse checks of snd_power_wait() in a few control ioctls became superfluous. Let's drop them. Signed-off-by: Takashi Iwai <tiwai@suse.de> --- sound/core/control.c | 11 ----------- sound/core/control_compat.c | 9 --------- 2 files changed, 20 deletions(-)