aboutsummaryrefslogtreecommitdiff
path: root/sound/usb/usbmixer.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/usb/usbmixer.c')
-rw-r--r--sound/usb/usbmixer.c142
1 files changed, 84 insertions, 58 deletions
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index 2bde79216fa..ecb58e7a624 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -66,6 +66,7 @@ static const struct rc_config {
{ USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */
{ USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */
{ USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */
+ { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */
};
struct usb_mixer_interface {
@@ -109,6 +110,8 @@ struct mixer_build {
const struct usbmix_selector_map *selector_map;
};
+#define MAX_CHANNELS 10 /* max logical channels */
+
struct usb_mixer_elem_info {
struct usb_mixer_interface *mixer;
struct usb_mixer_elem_info *next_id_elem; /* list of controls with same id */
@@ -119,6 +122,8 @@ struct usb_mixer_elem_info {
int channels;
int val_type;
int min, max, res;
+ int cached;
+ int cache_val[MAX_CHANNELS];
u8 initialized;
};
@@ -180,8 +185,6 @@ enum {
USB_PROC_DCR_RELEASE = 6,
};
-#define MAX_CHANNELS 10 /* max logical channels */
-
/*
* manual mapping of mixer names
@@ -218,7 +221,10 @@ static int check_ignored_ctl(struct mixer_build *state, int unitid, int control)
for (p = state->map; p->id; p++) {
if (p->id == unitid && ! p->name &&
(! control || ! p->control || control == p->control)) {
- // printk("ignored control %d:%d\n", unitid, control);
+ /*
+ printk(KERN_DEBUG "ignored control %d:%d\n",
+ unitid, control);
+ */
return 1;
}
}
@@ -375,11 +381,35 @@ static int get_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int *
}
/* channel = 0: master, 1 = first channel */
-static inline int get_cur_mix_value(struct usb_mixer_elem_info *cval, int channel, int *value)
+static inline int get_cur_mix_raw(struct usb_mixer_elem_info *cval,
+ int channel, int *value)
{
return get_ctl_value(cval, GET_CUR, (cval->control << 8) | channel, value);
}
+static int get_cur_mix_value(struct usb_mixer_elem_info *cval,
+ int channel, int index, int *value)
+{
+ int err;
+
+ if (cval->cached & (1 << channel)) {
+ *value = cval->cache_val[index];
+ return 0;
+ }
+ err = get_cur_mix_raw(cval, channel, value);
+ if (err < 0) {
+ if (!cval->mixer->ignore_ctl_error)
+ snd_printd(KERN_ERR "cannot get current value for "
+ "control %d ch %d: err = %d\n",
+ cval->control, channel, err);
+ return err;
+ }
+ cval->cached |= 1 << channel;
+ cval->cache_val[index] = *value;
+ return 0;
+}
+
+
/*
* set a mixer value
*/
@@ -411,9 +441,17 @@ static int set_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int v
return set_ctl_value(cval, SET_CUR, validx, value);
}
-static inline int set_cur_mix_value(struct usb_mixer_elem_info *cval, int channel, int value)
+static int set_cur_mix_value(struct usb_mixer_elem_info *cval, int channel,
+ int index, int value)
{
- return set_ctl_value(cval, SET_CUR, (cval->control << 8) | channel, value);
+ int err;
+ err = set_ctl_value(cval, SET_CUR, (cval->control << 8) | channel,
+ value);
+ if (err < 0)
+ return err;
+ cval->cached |= 1 << channel;
+ cval->cache_val[index] = value;
+ return 0;
}
/*
@@ -717,7 +755,7 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
if (cval->min + cval->res < cval->max) {
int last_valid_res = cval->res;
int saved, test, check;
- get_cur_mix_value(cval, minchn, &saved);
+ get_cur_mix_raw(cval, minchn, &saved);
for (;;) {
test = saved;
if (test < cval->max)
@@ -725,8 +763,8 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
else
test -= cval->res;
if (test < cval->min || test > cval->max ||
- set_cur_mix_value(cval, minchn, test) ||
- get_cur_mix_value(cval, minchn, &check)) {
+ set_cur_mix_value(cval, minchn, 0, test) ||
+ get_cur_mix_raw(cval, minchn, &check)) {
cval->res = last_valid_res;
break;
}
@@ -734,7 +772,7 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
break;
cval->res *= 2;
}
- set_cur_mix_value(cval, minchn, saved);
+ set_cur_mix_value(cval, minchn, 0, saved);
}
cval->initialized = 1;
@@ -774,35 +812,25 @@ static int mixer_ctl_feature_get(struct snd_kcontrol *kcontrol, struct snd_ctl_e
struct usb_mixer_elem_info *cval = kcontrol->private_data;
int c, cnt, val, err;
+ ucontrol->value.integer.value[0] = cval->min;
if (cval->cmask) {
cnt = 0;
for (c = 0; c < MAX_CHANNELS; c++) {
- if (cval->cmask & (1 << c)) {
- err = get_cur_mix_value(cval, c + 1, &val);
- if (err < 0) {
- if (cval->mixer->ignore_ctl_error) {
- ucontrol->value.integer.value[0] = cval->min;
- return 0;
- }
- snd_printd(KERN_ERR "cannot get current value for control %d ch %d: err = %d\n", cval->control, c + 1, err);
- return err;
- }
- val = get_relative_value(cval, val);
- ucontrol->value.integer.value[cnt] = val;
- cnt++;
- }
+ if (!(cval->cmask & (1 << c)))
+ continue;
+ err = get_cur_mix_value(cval, c + 1, cnt, &val);
+ if (err < 0)
+ return cval->mixer->ignore_ctl_error ? 0 : err;
+ val = get_relative_value(cval, val);
+ ucontrol->value.integer.value[cnt] = val;
+ cnt++;
}
+ return 0;
} else {
/* master channel */
- err = get_cur_mix_value(cval, 0, &val);
- if (err < 0) {
- if (cval->mixer->ignore_ctl_error) {
- ucontrol->value.integer.value[0] = cval->min;
- return 0;
- }
- snd_printd(KERN_ERR "cannot get current value for control %d master ch: err = %d\n", cval->control, err);
- return err;
- }
+ err = get_cur_mix_value(cval, 0, 0, &val);
+ if (err < 0)
+ return cval->mixer->ignore_ctl_error ? 0 : err;
val = get_relative_value(cval, val);
ucontrol->value.integer.value[0] = val;
}
@@ -819,34 +847,28 @@ static int mixer_ctl_feature_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
if (cval->cmask) {
cnt = 0;
for (c = 0; c < MAX_CHANNELS; c++) {
- if (cval->cmask & (1 << c)) {
- err = get_cur_mix_value(cval, c + 1, &oval);
- if (err < 0) {
- if (cval->mixer->ignore_ctl_error)
- return 0;
- return err;
- }
- val = ucontrol->value.integer.value[cnt];
- val = get_abs_value(cval, val);
- if (oval != val) {
- set_cur_mix_value(cval, c + 1, val);
- changed = 1;
- }
- get_cur_mix_value(cval, c + 1, &val);
- cnt++;
+ if (!(cval->cmask & (1 << c)))
+ continue;
+ err = get_cur_mix_value(cval, c + 1, cnt, &oval);
+ if (err < 0)
+ return cval->mixer->ignore_ctl_error ? 0 : err;
+ val = ucontrol->value.integer.value[cnt];
+ val = get_abs_value(cval, val);
+ if (oval != val) {
+ set_cur_mix_value(cval, c + 1, cnt, val);
+ changed = 1;
}
+ cnt++;
}
} else {
/* master channel */
- err = get_cur_mix_value(cval, 0, &oval);
- if (err < 0 && cval->mixer->ignore_ctl_error)
- return 0;
+ err = get_cur_mix_value(cval, 0, 0, &oval);
if (err < 0)
- return err;
+ return cval->mixer->ignore_ctl_error ? 0 : err;
val = ucontrol->value.integer.value[0];
val = get_abs_value(cval, val);
if (val != oval) {
- set_cur_mix_value(cval, 0, val);
+ set_cur_mix_value(cval, 0, 0, val);
changed = 1;
}
}
@@ -1705,7 +1727,8 @@ static void snd_usb_mixer_memory_change(struct usb_mixer_interface *mixer,
break;
/* live24ext: 4 = line-in jack */
case 3: /* hp-out jack (may actuate Mute) */
- if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040))
+ if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
+ mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
break;
default:
@@ -1936,8 +1959,9 @@ static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
int i, err;
for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
- if (i > 1 && /* Live24ext has 2 LEDs only */
- mixer->chip->usb_id == USB_ID(0x041e, 0x3040))
+ if (i > 1 && /* Live24ext has 2 LEDs only */
+ (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
+ mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
break;
err = snd_ctl_add(mixer->chip->card,
snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
@@ -1974,7 +1998,8 @@ static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
jacks = jacks_audigy2nx;
- else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040))
+ else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
+ mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
jacks = jacks_live24ext;
else
return;
@@ -2024,7 +2049,8 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
goto _error;
if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3040)) {
+ mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
+ mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) {
struct snd_info_entry *entry;
if ((err = snd_audigy2nx_controls_create(mixer)) < 0)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 05:08:40 +0000