[PATCH] ALSA: usb-audio: Rename ALSA kcontrol PCM and PCM1 for the KTMicro sound card
wangdicheng
wangdich9700 at 163.com
Thu Jun 12 23:36:36 PDT 2025
From: wangdicheng <wangdicheng at kylinos.cn>
PCM1 not in Pulseaudio's control list;standardize control to "Speaker"and"Headphone"
Signed-off-by: wangdicheng <wangdicheng at kylinos.cn>
---
sound/usb/mixer_maps.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index 0e9b5431a47f..faac7df1fbcf 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -383,6 +383,13 @@ static const struct usbmix_name_map ms_usb_link_map[] = {
{ 0 } /* terminator */
};
+/* KTMicro USB */
+static struct usbmix_name_map s31b2_0022_map[] = {
+ { 23, "Speaker Playback" },
+ { 18, "Headphone Playback" },
+ { 0 }
+};
+
/* ASUS ROG Zenith II with Realtek ALC1220-VB */
static const struct usbmix_name_map asus_zenith_ii_map[] = {
{ 19, NULL, 12 }, /* FU, Input Gain Pad - broken response, disabled */
@@ -692,6 +699,11 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = {
.id = USB_ID(0x045e, 0x083c),
.map = ms_usb_link_map,
},
+ {
+ /* KTMicro USB */
+ .id = USB_ID(0X31b2, 0x0022),
+ .map = s31b2_0022_map,
+ },
{ 0 } /* terminator */
};
--
2.25.1
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