From: Hector Martin <marcan@xxxxxxxxx>
commit 74a2a7de81a2ef20732ec02087314e92692a7a1b upstream.
As the recent fix addressed the channel swap problem more properly,
update the comment as well.
Fixes: 1b7ecc241a67 ("ALSA: usb-audio: work around streaming quirk for MacroSilicon MS2109")
Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
Link: https://lore.kernel.org/r/20200816084431.102151-1-marcan@xxxxxxxxx
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/usb/quirks-table.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3524,8 +3524,8 @@ ALC1220_VB_DESKTOP(0x26ce, 0x0a01), /* A
* they pretend to be 96kHz mono as a workaround for stereo being broken
* by that...
*
- * They also have swapped L-R channels, but that's for userspace to deal
- * with.
+ * They also have an issue with initial stream alignment that causes the
+ * channels to be swapped and out of phase, which is dealt with in quirks.c.
*/
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE |
