| From 74a2a7de81a2ef20732ec02087314e92692a7a1b Mon Sep 17 00:00:00 2001 |
| From: Hector Martin <marcan@marcan.st> |
| Date: Sun, 16 Aug 2020 17:44:31 +0900 |
| Subject: ALSA: usb-audio: Update documentation comment for MS2109 quirk |
| |
| 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 |
| @@ -3331,8 +3331,8 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge |
| * 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 | |