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* style cleanup

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* added location to pin widget control name


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34729 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval
2009-12-20 22:52:01 +00:00
parent a63809d378
commit e4e70475db
3 changed files with 151 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/add-ons/kernel/drivers/audio/hda/driver.h
+1
View File
@@ -336,6 +336,7 @@ extern hda_controller gCards[MAX_CARDS];
extern uint32 gNumCards; extern uint32 gNumCards;
/* hda_codec.c */ /* hda_codec.c */
const char* get_widget_location(uint32 location);
hda_widget* hda_audio_group_get_widget(hda_audio_group* audioGroup, uint32 nodeID); hda_widget* hda_audio_group_get_widget(hda_audio_group* audioGroup, uint32 nodeID);
status_t hda_audio_group_get_widgets(hda_audio_group* audioGroup, status_t hda_audio_group_get_widgets(hda_audio_group* audioGroup,
src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp
+56 -1
View File
@@ -100,6 +100,57 @@ get_widget_type_name(hda_widget_type type)
} }
const char*
get_widget_location(uint32 location)
{
switch (location >> 4) {
case 0:
case 2:
switch (location & 0xf) {
case 2:
return "Front";
case 3:
return "Left";
case 4:
return "Right";
case 5:
return "Top";
case 6:
return "Bottom";
case 7:
return "Rear panel";
case 8:
return "Drive bay";
case 0:
case 1:
default:
return NULL;
}
case 1:
switch (location & 0xf) {
case 7:
return "Riser";
case 8:
return "HDMI";
default:
return NULL;
}
case 3:
switch (location & 0xf) {
case 6:
return "Bottom";
case 7:
return "Inside lid";
case 8:
return "Outside lid";
default:
return NULL;
}
}
return NULL;
}
static void static void
dump_widget_audio_capabilities(uint32 capabilities) dump_widget_audio_capabilities(uint32 capabilities)
{ {
@@ -726,8 +777,12 @@ hda_codec_parse_audio_group(hda_audio_group* audioGroup)
VID_GET_CONFIGURATION_DEFAULT, 0); VID_GET_CONFIGURATION_DEFAULT, 0);
if (hda_send_verbs(audioGroup->codec, verbs, resp, 1) == B_OK) { if (hda_send_verbs(audioGroup->codec, verbs, resp, 1) == B_OK) {
widget.d.pin.config = resp[0]; widget.d.pin.config = resp[0];
TRACE("\t%s, %s, %s, %s, Association:%ld\n", const char* location =
get_widget_location(CONF_DEFAULT_LOCATION(resp[0]));
TRACE("\t%s, %s%s%s, %s, %s, Association:%ld\n",
kPortConnector[CONF_DEFAULT_CONNECTIVITY(resp[0])], kPortConnector[CONF_DEFAULT_CONNECTIVITY(resp[0])],
location ? location : "",
location ? " " : "",
kDefaultDevice[CONF_DEFAULT_DEVICE(resp[0])], kDefaultDevice[CONF_DEFAULT_DEVICE(resp[0])],
kConnectionType[CONF_DEFAULT_CONNTYPE(resp[0])], kConnectionType[CONF_DEFAULT_CONNTYPE(resp[0])],
kJackColor[CONF_DEFAULT_COLOR(resp[0])], kJackColor[CONF_DEFAULT_COLOR(resp[0])],
src/add-ons/kernel/drivers/audio/hda/hda_multi_audio.cpp
+94 -51
View File
@@ -22,6 +22,7 @@
#else #else
# define TRACE(a...) ; # define TRACE(a...) ;
#endif #endif
#define ERROR(a...) dprintf("\33[34mhda:\33[0m " a)
typedef enum { typedef enum {
B_MIX_GAIN = 1 << 0, B_MIX_GAIN = 1 << 0,
@@ -212,57 +213,76 @@ hda_find_multi_string(hda_widget& widget)
case PIN_DEV_HEAD_PHONE_OUT: case PIN_DEV_HEAD_PHONE_OUT:
return S_HEADPHONE; return S_HEADPHONE;
} }
TRACE("couln't find a string for widget %ld in hda_find_multi_string()\n", widget.node_id); ERROR("couln't find a string for widget %ld in hda_find_multi_string()\n", widget.node_id);
return S_null; return S_null;
} }
static const char * static void
hda_find_multi_custom_string(hda_widget& widget) hda_find_multi_custom_string(hda_widget& widget, char* custom, uint32 size)
{ {
const char* device = NULL;
switch (CONF_DEFAULT_DEVICE(widget.d.pin.config)) { switch (CONF_DEFAULT_DEVICE(widget.d.pin.config)) {
case PIN_DEV_LINE_IN: case PIN_DEV_LINE_IN:
device = "Line In";
case PIN_DEV_LINE_OUT: case PIN_DEV_LINE_OUT:
if (device == NULL)
device = "Line Out";
case PIN_DEV_MIC_IN: case PIN_DEV_MIC_IN:
if (device == NULL)
device = "Mic In";
switch (CONF_DEFAULT_COLOR(widget.d.pin.config)) { switch (CONF_DEFAULT_COLOR(widget.d.pin.config)) {
case 1: case 1:
return "Rear"; device = "Rear";
break;
case 2: case 2:
return "Side"; device = "Side";
break;
case 3: case 3:
return "Line In"; device = "Line In";
break;
case 4: case 4:
return "Front"; device = "Front";
break;
case 6: case 6:
return "Center/Sub"; device = "Center/Sub";
break;
case 9: case 9:
return "Mic in"; device = "Mic In";
break;
} }
if (CONF_DEFAULT_DEVICE(widget.d.pin.config) == PIN_DEV_LINE_IN)
return "Line In";
if (CONF_DEFAULT_DEVICE(widget.d.pin.config) == PIN_DEV_MIC_IN)
return "Mic In";
return "Line Out";
break; break;
case PIN_DEV_SPDIF_IN: case PIN_DEV_SPDIF_IN:
return "SPDIF In"; device = "SPDIF In";
break;
case PIN_DEV_SPDIF_OUT: case PIN_DEV_SPDIF_OUT:
return "SPDIF Out"; device = "SPDIF Out";
break;
case PIN_DEV_CD: case PIN_DEV_CD:
return "CD"; device = "CD";
break;
case PIN_DEV_HEAD_PHONE_OUT: case PIN_DEV_HEAD_PHONE_OUT:
return "Headphones"; device = "Headphones";
break;
case PIN_DEV_SPEAKER: case PIN_DEV_SPEAKER:
return "Speaker"; device = "Speaker";
break;
} }
TRACE("couldn't find a string for widget %ld in hda_find_multi_custom_string()\n", widget.node_id); if (device == NULL)
return NULL; ERROR("couldn't find a string for widget %ld in "
"hda_find_multi_custom_string()\n", widget.node_id);
const char* location =
get_widget_location(CONF_DEFAULT_LOCATION(widget.d.pin.config));
snprintf(custom, size, "%s%s%s", location ? location : "",
location ? " " : "", device);
} }
static int32 static int32
hda_create_group_control(hda_multi *multi, uint32 *index, int32 parent, hda_create_group_control(hda_multi *multi, uint32 *index, int32 parent,
enum strind_id string, const char* name) { enum strind_id string, const char* name)
{
uint32 i = *index; uint32 i = *index;
(*index)++; (*index)++;
multi->controls[i].mix_control.id = MULTI_CONTROL_FIRSTID + i; multi->controls[i].mix_control.id = MULTI_CONTROL_FIRSTID + i;
@@ -278,8 +298,10 @@ hda_create_group_control(hda_multi *multi, uint32 *index, int32 parent,
static void static void
hda_create_channel_control(hda_multi *multi, uint32 *index, int32 parent, int32 string, hda_create_channel_control(hda_multi *multi, uint32 *index, int32 parent,
hda_widget& widget, bool input, uint32 capabilities, int32 inputIndex, bool &gain, bool& mute) { int32 string, hda_widget& widget, bool input, uint32 capabilities,
int32 inputIndex, bool &gain, bool& mute)
{
uint32 i = *index, id; uint32 i = *index, id;
hda_multi_mixer_control control; hda_multi_mixer_control control;
@@ -306,8 +328,8 @@ hda_create_channel_control(hda_multi *multi, uint32 *index, int32 parent, int32
control.mix_control.gain.granularity = AMP_CAP_STEP_SIZE(capabilities); control.mix_control.gain.granularity = AMP_CAP_STEP_SIZE(capabilities);
control.mix_control.gain.min_gain = (0.0 - AMP_CAP_OFFSET(capabilities)) control.mix_control.gain.min_gain = (0.0 - AMP_CAP_OFFSET(capabilities))
* control.mix_control.gain.granularity; * control.mix_control.gain.granularity;
control.mix_control.gain.max_gain = (AMP_CAP_NUM_STEPS(capabilities) - AMP_CAP_OFFSET(capabilities)) control.mix_control.gain.max_gain = (AMP_CAP_NUM_STEPS(capabilities)
* control.mix_control.gain.granularity; - AMP_CAP_OFFSET(capabilities)) * control.mix_control.gain.granularity;
control.mix_control.id = MULTI_CONTROL_FIRSTID + i; control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
control.mix_control.flags = B_MULTI_MIX_GAIN; control.mix_control.flags = B_MULTI_MIX_GAIN;
@@ -321,7 +343,8 @@ hda_create_channel_control(hda_multi *multi, uint32 *index, int32 parent, int32
control.mix_control.id = MULTI_CONTROL_FIRSTID + i; control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
control.mix_control.master = id; control.mix_control.master = id;
multi->controls[i++] = control; multi->controls[i++] = control;
TRACE("control nid %ld %f min %f max %f\n", control.nid, control.mix_control.gain.granularity, TRACE("control nid %ld %f min %f max %f\n", control.nid,
control.mix_control.gain.granularity,
control.mix_control.gain.min_gain, control.mix_control.gain.max_gain); control.mix_control.gain.min_gain, control.mix_control.gain.max_gain);
gain = false; gain = false;
} }
@@ -331,7 +354,9 @@ hda_create_channel_control(hda_multi *multi, uint32 *index, int32 parent, int32
static void static void
hda_create_mux_control(hda_multi *multi, uint32 *index, int32 parent, hda_widget& widget) { hda_create_mux_control(hda_multi *multi, uint32 *index, int32 parent,
hda_widget& widget)
{
uint32 i = *index, parent2; uint32 i = *index, parent2;
hda_multi_mixer_control control; hda_multi_mixer_control control;
hda_audio_group *audioGroup = multi->group; hda_audio_group *audioGroup = multi->group;
@@ -345,14 +370,16 @@ hda_create_mux_control(hda_multi *multi, uint32 *index, int32 parent, hda_widget
control.mix_control.id = MULTI_CONTROL_FIRSTID + i; control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
control.mix_control.flags = B_MULTI_MIX_MUX; control.mix_control.flags = B_MULTI_MIX_MUX;
control.mix_control.string = S_null; control.mix_control.string = S_null;
control.type = (widget.type == WT_AUDIO_MIXER) ? B_MIX_MUX_MIXER : B_MIX_MUX_SELECTOR; control.type =
(widget.type == WT_AUDIO_MIXER) ? B_MIX_MUX_MIXER : B_MIX_MUX_SELECTOR;
multi->controls[i] = control; multi->controls[i] = control;
strcpy(multi->controls[i].mix_control.name, ""); strcpy(multi->controls[i].mix_control.name, "");
i++; i++;
parent2 = control.mix_control.id; parent2 = control.mix_control.id;
for (uint32 j = 0; j < widget.num_inputs; j++) { for (uint32 j = 0; j < widget.num_inputs; j++) {
hda_widget *input = hda_audio_group_get_widget(audioGroup, widget.inputs[j]); hda_widget *input =
hda_audio_group_get_widget(audioGroup, widget.inputs[j]);
if (input->type != WT_PIN_COMPLEX) if (input->type != WT_PIN_COMPLEX)
continue; continue;
control.nid = widget.node_id; control.nid = widget.node_id;
@@ -362,7 +389,8 @@ hda_create_mux_control(hda_multi *multi, uint32 *index, int32 parent, hda_widget
control.mix_control.parent = parent2; control.mix_control.parent = parent2;
control.mix_control.string = S_null; control.mix_control.string = S_null;
multi->controls[i] = control; multi->controls[i] = control;
strcpy(multi->controls[i].mix_control.name, hda_find_multi_custom_string(*input)); hda_find_multi_custom_string(*input, multi->controls[i].mix_control.name,
sizeof(multi->controls[i].mix_control.name));
i++; i++;
} }
@@ -409,7 +437,8 @@ hda_create_control_for_complex(hda_multi *multi, uint32 *index, uint32 parent,
if ((widget.type & WT_AUDIO_OUTPUT) == 0 if ((widget.type & WT_AUDIO_OUTPUT) == 0
&& widget.num_inputs > 0) { && widget.num_inputs > 0) {
hda_widget &child = * hda_audio_group_get_widget(audioGroup, widget.inputs[widget.active_input]); hda_widget &child = * hda_audio_group_get_widget(audioGroup,
widget.inputs[widget.active_input]);
hda_create_control_for_complex(multi, index, parent, child, gain, mute); hda_create_control_for_complex(multi, index, parent, child, gain, mute);
} }
@@ -427,6 +456,7 @@ hda_create_controls_list(hda_multi *multi)
for (uint32 i = 0; i < audioGroup->widget_count; i++) { for (uint32 i = 0; i < audioGroup->widget_count; i++) {
hda_widget& complex = audioGroup->widgets[i]; hda_widget& complex = audioGroup->widgets[i];
char name[48];
if (complex.type != WT_PIN_COMPLEX) if (complex.type != WT_PIN_COMPLEX)
continue; continue;
@@ -436,9 +466,9 @@ hda_create_controls_list(hda_multi *multi)
continue; continue;
TRACE("create complex nid %lu\n", complex.node_id); TRACE("create complex nid %lu\n", complex.node_id);
hda_find_multi_custom_string(complex, name, sizeof(name));
parent2 = hda_create_group_control(multi, &index, parent2 = hda_create_group_control(multi, &index,
parent, S_null, hda_find_multi_custom_string(complex)); parent, S_null, name);
bool gain = true, mute = true; bool gain = true, mute = true;
hda_create_control_for_complex(multi, &index, parent2, complex, gain, mute); hda_create_control_for_complex(multi, &index, parent2, complex, gain, mute);
@@ -457,7 +487,9 @@ hda_create_controls_list(hda_multi *multi)
if (AMP_CAP_NUM_STEPS(widget.capabilities.input_amplifier) >= 1) { if (AMP_CAP_NUM_STEPS(widget.capabilities.input_amplifier) >= 1) {
for (uint32 j = 0; j < widget.num_inputs; j++) { for (uint32 j = 0; j < widget.num_inputs; j++) {
hda_widget *complex = hda_audio_group_get_widget(audioGroup, widget.inputs[j]); hda_widget *complex = hda_audio_group_get_widget(audioGroup,
widget.inputs[j]);
char name[48];
if (complex->type != WT_PIN_COMPLEX) if (complex->type != WT_PIN_COMPLEX)
continue; continue;
if (!PIN_CAP_IS_INPUT(complex->d.pin.capabilities)) if (!PIN_CAP_IS_INPUT(complex->d.pin.capabilities))
@@ -465,11 +497,12 @@ hda_create_controls_list(hda_multi *multi)
if (complex->flags & WIDGET_FLAG_OUTPUT_PATH) if (complex->flags & WIDGET_FLAG_OUTPUT_PATH)
continue; continue;
TRACE(" create widget input nid %lu\n", widget.inputs[j]); TRACE(" create widget input nid %lu\n", widget.inputs[j]);
hda_find_multi_custom_string(*complex, name, sizeof(name));
parent2 = hda_create_group_control(multi, &index, parent2 = hda_create_group_control(multi, &index,
parent, S_null, hda_find_multi_custom_string(*complex)); parent, S_null, name);
bool gain = true, mute = true; bool gain = true, mute = true;
hda_create_channel_control(multi, &index, parent2, 0, hda_create_channel_control(multi, &index, parent2, 0, widget,
widget, true, widget.capabilities.input_amplifier, j, gain, mute); true, widget.capabilities.input_amplifier, j, gain, mute);
} }
} }
@@ -494,7 +527,8 @@ hda_create_controls_list(hda_multi *multi)
hda_create_channel_control(multi, &index, parent2, 0, hda_create_channel_control(multi, &index, parent2, 0,
widget, true, capabilities, 0, gain, mute); widget, true, capabilities, 0, gain, mute);
hda_widget *mixer = hda_audio_group_get_widget(audioGroup, widget.inputs[0]); hda_widget *mixer = hda_audio_group_get_widget(audioGroup,
widget.inputs[0]);
if (mixer->type != WT_AUDIO_MIXER && mixer->type != WT_AUDIO_SELECTOR) if (mixer->type != WT_AUDIO_MIXER && mixer->type != WT_AUDIO_SELECTOR)
continue; continue;
TRACE(" create mixer nid %lu\n", mixer->node_id); TRACE(" create mixer nid %lu\n", mixer->node_id);
@@ -542,7 +576,8 @@ list_mix_channels(hda_audio_group* audioGroup, multi_mix_channel_info *data)
static void static void
get_control_gain_mute(hda_audio_group* audioGroup, hda_multi_mixer_control *control, uint32 *resp) get_control_gain_mute(hda_audio_group* audioGroup,
hda_multi_mixer_control *control, uint32 *resp)
{ {
uint32 verb[2]; uint32 verb[2];
verb[0] = MAKE_VERB(audioGroup->codec->addr, verb[0] = MAKE_VERB(audioGroup->codec->addr,
@@ -615,7 +650,8 @@ get_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
uint32 resp; uint32 resp;
if (hda_send_verbs(audioGroup->codec, &verb, &resp, 1) == B_OK) if (hda_send_verbs(audioGroup->codec, &verb, &resp, 1) == B_OK)
mmvi->values[i].mux = resp & 0xff; mmvi->values[i].mux = resp & 0xff;
TRACE("get_mix: %ld selector: %ld\n", control->nid, mmvi->values[i].mux); TRACE("get_mix: %ld selector: %ld\n", control->nid,
mmvi->values[i].mux);
} }
} }
return B_OK; return B_OK;
@@ -682,11 +718,13 @@ set_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
} }
if (control->mix_control.master == MULTI_CONTROL_MASTERID) if (control->mix_control.master == MULTI_CONTROL_MASTERID)
control->gain = (uint32)(mmvi->values[i].gain / AMP_CAP_STEP_SIZE(control->capabilities) control->gain = (uint32)(mmvi->values[i].gain
/ AMP_CAP_STEP_SIZE(control->capabilities)
+ AMP_CAP_OFFSET(control->capabilities)); + AMP_CAP_OFFSET(control->capabilities));
if (control2 && control2->mix_control.master != MULTI_CONTROL_MASTERID) if (control2 && control2->mix_control.master != MULTI_CONTROL_MASTERID)
control2->gain = (uint32)(mmvi->values[i+1].gain / AMP_CAP_STEP_SIZE(control2->capabilities) control2->gain = (uint32)(mmvi->values[i+1].gain
/ AMP_CAP_STEP_SIZE(control2->capabilities)
+ AMP_CAP_OFFSET(control2->capabilities)); + AMP_CAP_OFFSET(control2->capabilities));
TRACE("set_mix: %ld gain: %lx and %ld gain: %lx\n", TRACE("set_mix: %ld gain: %lx and %ld gain: %lx\n",
control->nid, control->gain, control2->nid, control2->gain); control->nid, control->gain, control2->nid, control2->gain);
@@ -721,8 +759,9 @@ set_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
| AMP_SET_INPUT_INDEX(control->index) | AMP_SET_INPUT_INDEX(control->index)
| (control2->mute & AMP_MUTE) | (control2->mute & AMP_MUTE)
| (control2->gain & AMP_GAIN_MASK)); | (control2->gain & AMP_GAIN_MASK));
TRACE("set_mix: ctrl2 sending verb to %ld: %lx %lx %x\n", control2->nid, TRACE("set_mix: ctrl2 sending verb to %ld: %lx %lx %x\n",
control2->mute, control2->gain, control2->input); control2->nid, control2->mute, control2->gain,
control2->input);
} }
hda_send_verbs(audioGroup->codec, verb, NULL, control2 ? 2 : 1); hda_send_verbs(audioGroup->codec, verb, NULL, control2 ? 2 : 1);
@@ -730,17 +769,20 @@ set_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
i++; i++;
} else if (control->mix_control.flags & B_MIX_MUX_MIXER) { } else if (control->mix_control.flags & B_MIX_MUX_MIXER) {
TRACE("set_mix: %ld mixer: %ld\n", control->nid, mmvi->values[i].mux); TRACE("set_mix: %ld mixer: %ld\n", control->nid, mmvi->values[i].mux);
hda_widget *mixer = hda_audio_group_get_widget(audioGroup, control->nid); hda_widget *mixer = hda_audio_group_get_widget(audioGroup,
control->nid);
uint32 verb[mixer->num_inputs]; uint32 verb[mixer->num_inputs];
for (uint32 j = 0; j < mixer->num_inputs; j++) { for (uint32 j = 0; j < mixer->num_inputs; j++) {
verb[j] = MAKE_VERB(audioGroup->codec->addr, verb[j] = MAKE_VERB(audioGroup->codec->addr,
control->nid, VID_SET_AMPLIFIER_GAIN_MUTE, AMP_SET_INPUT control->nid, VID_SET_AMPLIFIER_GAIN_MUTE, AMP_SET_INPUT
| AMP_SET_LEFT_CHANNEL | AMP_SET_RIGHT_CHANNEL | AMP_SET_INPUT_INDEX(j) | AMP_SET_LEFT_CHANNEL | AMP_SET_RIGHT_CHANNEL
| AMP_SET_INPUT_INDEX(j)
| ((mmvi->values[i].mux == j) ? 0 : AMP_MUTE)); | ((mmvi->values[i].mux == j) ? 0 : AMP_MUTE));
TRACE("set_mix: %ld mixer %smuting %ld (%lx)\n", control->nid, TRACE("set_mix: %ld mixer %smuting %ld (%lx)\n", control->nid,
(mmvi->values[i].mux == j) ? "un" : "", j, verb[j]); (mmvi->values[i].mux == j) ? "un" : "", j, verb[j]);
} }
if (hda_send_verbs(audioGroup->codec, verb, NULL, mixer->num_inputs) != B_OK) if (hda_send_verbs(audioGroup->codec, verb, NULL, mixer->num_inputs)
!= B_OK)
dprintf("hda: Setting mixer %ld failed on widget %ld!\n", dprintf("hda: Setting mixer %ld failed on widget %ld!\n",
mmvi->values[i].mux, control->nid); mmvi->values[i].mux, control->nid);
} else if (control->mix_control.flags & B_MIX_MUX_SELECTOR) { } else if (control->mix_control.flags & B_MIX_MUX_SELECTOR) {
@@ -749,7 +791,8 @@ set_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
if (hda_send_verbs(audioGroup->codec, &verb, NULL, 1) != B_OK) if (hda_send_verbs(audioGroup->codec, &verb, NULL, 1) != B_OK)
dprintf("hda: Setting output selector %ld failed on widget %ld!\n", dprintf("hda: Setting output selector %ld failed on widget %ld!\n",
mmvi->values[i].mux, control->nid); mmvi->values[i].mux, control->nid);
TRACE("set_mix: %ld selector: %ld\n", control->nid, mmvi->values[i].mux); TRACE("set_mix: %ld selector: %ld\n", control->nid,
mmvi->values[i].mux);
} }
} }
return B_OK; return B_OK;
@@ -1032,8 +1075,8 @@ multi_audio_control(void* cookie, uint32 op, void* arg, size_t len)
if (user_memcpy(arg, &description, sizeof(multi_description)) if (user_memcpy(arg, &description, sizeof(multi_description))
!= B_OK) != B_OK)
return B_BAD_ADDRESS; return B_BAD_ADDRESS;
return user_memcpy(originalChannels, channels, sizeof(multi_channel_info) return user_memcpy(originalChannels, channels,
* description.request_channel_count); sizeof(multi_channel_info) * description.request_channel_count);
#else #else
return get_description(audioGroup, (multi_description*)arg); return get_description(audioGroup, (multi_description*)arg);
#endif #endif