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sound fixes for 3.16-rc7

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Here contains only the fixes for the new FireWire bebob driver.
 All fairly trivial and local fixes, so safe to apply.
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Merge tag 'sound-3.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Here contains only the fixes for the new FireWire bebob driver.  All
  fairly trivial and local fixes, so safe to apply"

* tag 'sound-3.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: bebob: Correction for return value of special_clk_ctl_put() in error
  ALSA: bebob: Correction for return value of .put callback
  ALSA: bebob: Use different labels for digital input/output
  ALSA: bebob: Fix a missing to unlock mutex in error handling case
This commit is contained in:
Linus Torvalds 2014-07-25 18:03:45 -07:00
commit 9c5502189f
1 changed files with 37 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
sound/firewire/bebob/bebob_maudio.c
View File

@ -379,11 +379,11 @@ static int special_clk_ctl_put(struct snd_kcontrol *kctl,
struct special_params *params = bebob->maudio_special_quirk;
int err, id;
mutex_lock(&bebob->mutex);
id = uval->value.enumerated.item[0];
if (id >= ARRAY_SIZE(special_clk_labels))
return 0;
return -EINVAL;
mutex_lock(&bebob->mutex);
err = avc_maudio_set_special_clk(bebob, id,
params->dig_in_fmt,
@ -391,7 +391,10 @@ static int special_clk_ctl_put(struct snd_kcontrol *kctl,
params->clk_lock);
mutex_unlock(&bebob->mutex);
return err >= 0;
if (err >= 0)
err = 1;
return err;
}
static struct snd_kcontrol_new special_clk_ctl = {
.name = "Clock Source",
@ -434,8 +437,8 @@ static struct snd_kcontrol_new special_sync_ctl = {
.get = special_sync_ctl_get,
};
/* Digital interface control for special firmware */
static char *const special_dig_iface_labels[] = {
/* Digital input interface control for special firmware */
static char *const special_dig_in_iface_labels[] = {
"S/PDIF Optical", "S/PDIF Coaxial", "ADAT Optical"
};
static int special_dig_in_iface_ctl_info(struct snd_kcontrol *kctl,
@ -443,13 +446,13 @@ static int special_dig_in_iface_ctl_info(struct snd_kcontrol *kctl,
{
einf->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
einf->count = 1;
einf->value.enumerated.items = ARRAY_SIZE(special_dig_iface_labels);
einf->value.enumerated.items = ARRAY_SIZE(special_dig_in_iface_labels);
if (einf->value.enumerated.item >= einf->value.enumerated.items)
einf->value.enumerated.item = einf->value.enumerated.items - 1;
strcpy(einf->value.enumerated.name,
special_dig_iface_labels[einf->value.enumerated.item]);
special_dig_in_iface_labels[einf->value.enumerated.item]);
return 0;
}
@ -491,26 +494,36 @@ static int special_dig_in_iface_ctl_set(struct snd_kcontrol *kctl,
unsigned int id, dig_in_fmt, dig_in_iface;
int err;
mutex_lock(&bebob->mutex);
id = uval->value.enumerated.item[0];
if (id >= ARRAY_SIZE(special_dig_in_iface_labels))
return -EINVAL;
/* decode user value */
dig_in_fmt = (id >> 1) & 0x01;
dig_in_iface = id & 0x01;
mutex_lock(&bebob->mutex);
err = avc_maudio_set_special_clk(bebob,
params->clk_src,
dig_in_fmt,
params->dig_out_fmt,
params->clk_lock);
if ((err < 0) || (params->dig_in_fmt > 0)) /* ADAT */
if (err < 0)
goto end;
/* For ADAT, optical interface is only available. */
if (params->dig_in_fmt > 0) {
err = 1;
goto end;
}
/* For S/PDIF, optical/coaxial interfaces are selectable. */
err = avc_audio_set_selector(bebob->unit, 0x00, 0x04, dig_in_iface);
if (err < 0)
dev_err(&bebob->unit->device,
"fail to set digital input interface: %d\n", err);
err = 1;
end:
special_stream_formation_set(bebob);
mutex_unlock(&bebob->mutex);
@ -525,18 +538,22 @@ static struct snd_kcontrol_new special_dig_in_iface_ctl = {
.put = special_dig_in_iface_ctl_set
};
/* Digital output interface control for special firmware */
static char *const special_dig_out_iface_labels[] = {
"S/PDIF Optical and Coaxial", "ADAT Optical"
};
static int special_dig_out_iface_ctl_info(struct snd_kcontrol *kctl,
struct snd_ctl_elem_info *einf)
{
einf->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
einf->count = 1;
einf->value.enumerated.items = ARRAY_SIZE(special_dig_iface_labels) - 1;
einf->value.enumerated.items = ARRAY_SIZE(special_dig_out_iface_labels);
if (einf->value.enumerated.item >= einf->value.enumerated.items)
einf->value.enumerated.item = einf->value.enumerated.items - 1;
strcpy(einf->value.enumerated.name,
special_dig_iface_labels[einf->value.enumerated.item + 1]);
special_dig_out_iface_labels[einf->value.enumerated.item]);
return 0;
}
@ -558,16 +575,20 @@ static int special_dig_out_iface_ctl_set(struct snd_kcontrol *kctl,
unsigned int id;
int err;
mutex_lock(&bebob->mutex);
id = uval->value.enumerated.item[0];
if (id >= ARRAY_SIZE(special_dig_out_iface_labels))
return -EINVAL;
mutex_lock(&bebob->mutex);
err = avc_maudio_set_special_clk(bebob,
params->clk_src,
params->dig_in_fmt,
id, params->clk_lock);
if (err >= 0)
if (err >= 0) {
special_stream_formation_set(bebob);
err = 1;
}
mutex_unlock(&bebob->mutex);
return err;