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authorPavel Hofman <pavel.hofman@ivitera.com>2022-01-05 13:46:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-01-06 17:31:02 +0300
commit601a5bc1aeef772ab1f47582fd322957799f5ab5 (patch)
tree21603a461a09edd8fbdaadf8eb14edf9fdcbdd4b /drivers/usb
parentf2f69bf65df12176843ca11eab99949ba69e128b (diff)
downloadlinux-601a5bc1aeef772ab1f47582fd322957799f5ab5.tar.xz
usb: gadget: u_audio: Subdevice 0 for capture ctls
Both capture and playback alsa devices use subdevice 0. Yet capture-side ctls are defined for subdevice 1. The patch sets subdevice 0 for them. Fixes: 02de698ca812 ("usb: gadget: u_audio: add bi-directional volume and mute support") Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com> Link: https://lore.kernel.org/r/20220105104643.90125-1-pavel.hofman@ivitera.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/function/u_audio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/u_audio.c b/drivers/usb/gadget/function/u_audio.c
index 4fb05f9576a6..4561d7a183ff 100644
--- a/drivers/usb/gadget/function/u_audio.c
+++ b/drivers/usb/gadget/function/u_audio.c
@@ -1147,7 +1147,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
}
kctl->id.device = pcm->device;
- kctl->id.subdevice = i;
+ kctl->id.subdevice = 0;
err = snd_ctl_add(card, kctl);
if (err < 0)
@@ -1170,7 +1170,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
}
kctl->id.device = pcm->device;
- kctl->id.subdevice = i;
+ kctl->id.subdevice = 0;
kctl->tlv.c = u_audio_volume_tlv;