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ALSA: usb-audio: Add implicit feedback quirk for SSL2+.

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commit e7585db1b0b5b4e4eb1967bb1472df308f7ffcbf upstream.

This uses the same quirk as the Motu M2 and M4 to ensure the driver uses the
audio interface's clock. Tested on an SSL2+.

Signed-off-by: Laurence Tratt <laurie@tratt.net>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200612111807.dgnig6rwhmsl2bod@overdrive.tratt.net
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Laurence Tratt 2020-06-12 12:18:07 +01:00 • committed by Sasha Levin
commit 74a7ad9d97
1 changed files with 1 additions and 0 deletions
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1
sound/usb/pcm.c
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@ -349,6 +349,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
ifnum = 0;
goto add_sync_ep_from_ifnum;
case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
case USB_ID(0x31e9, 0x0002): /* Solid State Logic SSL2+ */
ep = 0x81;
ifnum = 2;
goto add_sync_ep_from_ifnum;