[ALSA] usb-audio: add Audigy 2 NX control names
USB generic driver
Add a mixer control map for the SB Audigy 2 NX so
that we get meaningful mixer control names.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
diff --git a/sound/usb/usbmixer_maps.c b/sound/usb/usbmixer_maps.c
index 1e994c9..4918a18 100644
--- a/sound/usb/usbmixer_maps.c
+++ b/sound/usb/usbmixer_maps.c
@@ -118,6 +118,50 @@
{ 0 } /* terminator */
};
+/* Topology of SB Audigy 2 NX
+
+ +----------------------------->EU[27]--+
+ | v
+ | +----------------------------------->SU[29]---->FU[22]-->Dig_OUT[24]
+ | | ^
+USB_IN[1]-+------------+ +->EU[17]->+->FU[11]-+
+ | v | v |
+Dig_IN[4]---+->FU[6]-->MU[16]->FU[18]-+->EU[21]->SU[31]----->FU[30]->Hph_OUT[20]
+ | ^ | |
+Lin_IN[7]-+--->FU[8]---+ +->EU[23]->FU[28]------------->Spk_OUT[19]
+ | | v
+ +--->FU[12]------------------------------------->SU[14]--->USB_OUT[15]
+ | ^
+ +->FU[13]--------------------------------------+
+*/
+static struct usbmix_name_map audigy2nx_map[] = {
+ /* 1: IT pcm playback */
+ /* 4: IT digital in */
+ { 6, "Digital In Playback" }, /* FU */
+ /* 7: IT line in */
+ { 8, "Line Playback" }, /* FU */
+ { 11, "What-U-Hear Capture" }, /* FU */
+ { 12, "Line Capture" }, /* FU */
+ { 13, "Digital In Capture" }, /* FU */
+ { 14, "Capture Source" }, /* SU */
+ /* 15: OT pcm capture */
+ /* 16: MU w/o controls */
+ { 17, NULL }, /* DISABLED: EU (for what?) */
+ { 18, "Master Playback" }, /* FU */
+ /* 19: OT speaker */
+ /* 20: OT headphone */
+ { 21, NULL }, /* DISABLED: EU (for what?) */
+ { 22, "Digital Out Playback" }, /* FU */
+ { 23, NULL }, /* DISABLED: EU (for what?) */
+ /* 24: OT digital out */
+ { 27, NULL }, /* DISABLED: EU (for what?) */
+ { 28, "Speaker Playback" }, /* FU */
+ { 29, "Digital Out Source" }, /* SU */
+ { 30, "Headphone Playback" }, /* FU */
+ { 31, "Headphone Source" }, /* SU */
+ { 0 } /* terminator */
+};
+
/* LineX FM Transmitter entry - needed to bypass controls bug */
static struct usbmix_name_map linex_map[] = {
/* 1: IT pcm */
@@ -156,6 +200,7 @@
static struct usbmix_ctl_map usbmix_ctl_maps[] = {
{ 0x41e, 0x3000, extigy_map, 1 },
{ 0x41e, 0x3010, mp3plus_map, 0 },
+ { 0x41e, 0x3020, audigy2nx_map, 0 },
{ 0x8bb, 0x2702, linex_map, 1 },
{ 0xc45, 0x1158, justlink_map, 0 },
{ 0 } /* terminator */