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authorKarsten Wiese <fzu@wemgehoertderstaat.de>2007-01-10 19:02:26 +0100
committerJaroslav Kysela <perex@suse.cz>2007-01-23 09:23:36 +0100
commitbc6191b10018311a301fb6ef22994177c769b868 (patch)
treed3dd99a4c1701500b71c1f35b85281b015a1d88b /sound/usb
parent9ee79a3d372fcb6729893437f4923c5efd1f85db (diff)
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[ALSA] Repair snd-usb-usx2y over OHCI
The previous patch 'Repair snd-usb-usx2y for usb 2.6.18' assumed urb->start_frame roll over beyond MAX_INT for both UHCI & OHCI. This isn't true until now (kernel 2.6.20). Fix this by only looking at the common between OHCI & UHCI Frame number range. This is for mainline and stable kernels >= 2.6.18. Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/usx2y/usbusx2yaudio.c2
-rw-r--r--sound/usb/usx2y/usx2yhwdeppcm.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index 367f8a32a665..0a352e46862f 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -322,7 +322,7 @@ static void i_usX2Y_urb_complete(struct urb *urb)
usX2Y_error_urb_status(usX2Y, subs, urb);
return;
}
- if (likely(urb->start_frame == usX2Y->wait_iso_frame))
+ if (likely((urb->start_frame & 0xFFFF) == (usX2Y->wait_iso_frame & 0xFFFF)))
subs->completed_urb = urb;
else {
usX2Y_error_sequence(usX2Y, subs, urb);
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 8f3e35e24e72..a5e7bcd7ca2e 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -243,7 +243,7 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb)
usX2Y_error_urb_status(usX2Y, subs, urb);
return;
}
- if (likely(urb->start_frame == usX2Y->wait_iso_frame))
+ if (likely((urb->start_frame & 0xFFFF) == (usX2Y->wait_iso_frame & 0xFFFF)))
subs->completed_urb = urb;
else {
usX2Y_error_sequence(usX2Y, subs, urb);