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Diffstat (limited to 'sound/usb/mixer.c')
-rw-r--r--sound/usb/mixer.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index e7d441d0e839..73d7dff425c1 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1835,7 +1835,7 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid,
{
int channels, i, j;
struct usb_audio_term iterm;
- unsigned int master_bits, first_ch_bits;
+ unsigned int master_bits;
int err, csize;
struct uac_feature_unit_descriptor *hdr = _ftr;
__u8 *bmaControls;
@@ -1926,10 +1926,6 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid,
break;
}
- if (channels > 0)
- first_ch_bits = snd_usb_combine_bytes(bmaControls + csize, csize);
- else
- first_ch_bits = 0;
if (state->mixer->protocol == UAC_VERSION_1) {
/* check all control types */
@@ -3445,7 +3441,6 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
.dev_free = snd_usb_mixer_dev_free
};
struct usb_mixer_interface *mixer;
- struct snd_info_entry *entry;
int err;
strcpy(chip->card->mixername, "USB Mixer");
@@ -3501,9 +3496,9 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
if (err < 0)
goto _error;
- if (list_empty(&chip->mixer_list) &&
- !snd_card_proc_new(chip->card, "usbmixer", &entry))
- snd_info_set_text_ops(entry, chip, snd_usb_mixer_proc_read);
+ if (list_empty(&chip->mixer_list))
+ snd_card_ro_proc_new(chip->card, "usbmixer", chip,
+ snd_usb_mixer_proc_read);
list_add(&mixer->list, &chip->mixer_list);
return 0;