Commit 88abb8ef authored by Eldad Zack's avatar Eldad Zack Committed by Takashi Iwai

ALSA: usb-audio: remove implicit_fb from quirk

Since the quirks all apply to implicit feedback (the source endpoint
is always a data endpoint), there's no need to set and check
a flag for it.
Signed-off-by: default avatarEldad Zack <eldad@fogrefinery.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 914273c7
......@@ -334,7 +334,6 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
{
struct usb_host_interface *alts;
struct usb_interface *iface;
int implicit_fb = 0;
unsigned int ep;
/* Implicit feedback sync EPs consumers are always playback EPs */
......@@ -344,7 +343,6 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
switch (subs->stream->chip->usb_id) {
case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C600 */
implicit_fb = 1;
ep = 0x81;
iface = usb_ifnum_to_if(dev, 3);
......@@ -356,7 +354,6 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
break;
case USB_ID(0x0763, 0x2080): /* M-Audio FastTrack Ultra */
case USB_ID(0x0763, 0x2081):
implicit_fb = 1;
ep = 0x81;
iface = usb_ifnum_to_if(dev, 2);
......@@ -374,7 +371,6 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
search_roland_implicit_fb(dev, altsd->bInterfaceNumber + 1,
altsd->bAlternateSetting,
&alts, &ep) >= 0) {
implicit_fb = 1;
goto add_sync_ep;
}
......@@ -384,9 +380,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
add_sync_ep:
subs->sync_endpoint = snd_usb_add_endpoint(subs->stream->chip,
alts, ep, !subs->direction,
implicit_fb ?
SND_USB_ENDPOINT_TYPE_DATA :
SND_USB_ENDPOINT_TYPE_SYNC);
SND_USB_ENDPOINT_TYPE_DATA);
if (!subs->sync_endpoint)
return -EINVAL;
......
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