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Diffstat (limited to 'sound/usb/mixer.c')
-rw-r--r--sound/usb/mixer.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index bb203b3684fc..265258b0e74c 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -2598,9 +2598,9 @@ void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid)
{
struct usb_mixer_elem_list *list;
- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem) {
+ for_each_mixer_elem(list, mixer, unitid) {
struct usb_mixer_elem_info *info =
- (struct usb_mixer_elem_info *)list;
+ mixer_elem_list_to_info(list);
/* invalidate cache, so the value is read from the device */
info->cached = 0;
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
@@ -2611,7 +2611,7 @@ void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid)
static void snd_usb_mixer_dump_cval(struct snd_info_buffer *buffer,
struct usb_mixer_elem_list *list)
{
- struct usb_mixer_elem_info *cval = (struct usb_mixer_elem_info *)list;
+ struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
static char *val_types[] = {"BOOLEAN", "INV_BOOLEAN",
"S8", "U8", "S16", "U16"};
snd_iprintf(buffer, " Info: id=%i, control=%i, cmask=0x%x, "
@@ -2637,8 +2637,7 @@ static void snd_usb_mixer_proc_read(struct snd_info_entry *entry,
mixer->ignore_ctl_error);
snd_iprintf(buffer, "Card: %s\n", chip->card->longname);
for (unitid = 0; unitid < MAX_ID_ELEMS; unitid++) {
- for (list = mixer->id_elems[unitid]; list;
- list = list->next_id_elem) {
+ for_each_mixer_elem(list, mixer, unitid) {
snd_iprintf(buffer, " Unit: %i\n", list->id);
if (list->kctl)
snd_iprintf(buffer,
@@ -2668,19 +2667,19 @@ static void snd_usb_mixer_interrupt_v2(struct usb_mixer_interface *mixer,
return;
}
- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem)
+ for_each_mixer_elem(list, mixer, unitid)
count++;
if (count == 0)
return;
- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem) {
+ for_each_mixer_elem(list, mixer, unitid) {
struct usb_mixer_elem_info *info;
if (!list->kctl)
continue;
- info = (struct usb_mixer_elem_info *)list;
+ info = mixer_elem_list_to_info(list);
if (count > 1 && info->control != control)
continue;
@@ -2946,7 +2945,7 @@ int snd_usb_mixer_suspend(struct usb_mixer_interface *mixer)
static int restore_mixer_value(struct usb_mixer_elem_list *list)
{
- struct usb_mixer_elem_info *cval = (struct usb_mixer_elem_info *)list;
+ struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
int c, err, idx;
if (cval->cmask) {
@@ -2982,8 +2981,7 @@ int snd_usb_mixer_resume(struct usb_mixer_interface *mixer, bool reset_resume)
if (reset_resume) {
/* restore cached mixer values */
for (id = 0; id < MAX_ID_ELEMS; id++) {
- for (list = mixer->id_elems[id]; list;
- list = list->next_id_elem) {
+ for_each_mixer_elem(list, mixer, id) {
if (list->resume) {
err = list->resume(list);
if (err < 0)