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ALSA: usb-audio: Add implicit feedback quirk for MODX

PATCH Applied Geoffrey D. Bennett 2 participants 4 messages Nov 4, 2020 – Nov 5, 2020 Sound

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Geoffrey D. Bennett

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#0 lore raw

PATCH 1/1 ALSA: usb-audio: Add implicit feedback quirk for MODX

This patch fixes audio distortion on playback for the Yamaha MODX.

Signed-off-by Geoffrey D. Bennett <[email protected]>
Tested-by Frank Slotta <[email protected]>

---

 pcm.c |    1 +
 1 file changed, 1 insertion(+)
sound/usb/pcm.c +1 -0
index b401ee894e1b..22fbd1f48b3e 100644
@@ -345,6 +345,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
 		ifnum = 2;
 		goto add_sync_ep_from_ifnum;
 	case USB_ID(0x2466, 0x8003): /* Fractal Audio Axe-Fx II */
+	case USB_ID(0x0499, 0x172a): /* Yamaha MODX */
 		ep = 0x86;
 		ifnum = 2;
 		goto add_sync_ep_from_ifnum;
#3 lore raw
Quoted 7 lines · Geoffrey D. Bennett
Quoted 5 lines · Takashi Iwai
Quoted 3 lines · Geoffrey D. Bennett

This patch fixes audio distortion on playback for the Yamaha MODX.

Quoted 7 lines
Quoted 4 lines
Quoted 2 lines
Signed-off-by Geoffrey D. Bennett <[email protected]>
Tested-by Frank Slotta <[email protected]>

Thanks, applied now.

Thanks. Did you see my similar patch that I sent in a few minutes before that one for the A&H Qu-16?

Thanks for reminder. I overlooked it as if it were the same post.

Takashi