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Subject[PATCH 4.19 125/125] ALSA: usb-audio: Update documentation comment for MS2109 quirk
Date
From: Hector Martin <marcan@marcan.st>

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@marcan.st>
Link: https://lore.kernel.org/r/20200816084431.102151-1-marcan@marcan.st
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
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 |

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