[ALSA] Repair snd-usb-usx2y for usb 2.6.18
urb->start_frame rolls over beyond MAX_INT now.
This is for stable kernel and stable alsa.
Signed-off-by: Karsten Wiese <annabellesgarden@yahoo.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 20708d2..8f3e35e 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -243,7 +243,7 @@
usX2Y_error_urb_status(usX2Y, subs, urb);
return;
}
- if (likely((0xFFFF & urb->start_frame) == usX2Y->wait_iso_frame))
+ if (likely(urb->start_frame == usX2Y->wait_iso_frame))
subs->completed_urb = urb;
else {
usX2Y_error_sequence(usX2Y, subs, urb);
@@ -256,13 +256,9 @@
if (capsubs->completed_urb && atomic_read(&capsubs->state) >= state_PREPARED &&
(NULL == capsubs2 || capsubs2->completed_urb) &&
(playbacksubs->completed_urb || atomic_read(&playbacksubs->state) < state_PREPARED)) {
- if (!usX2Y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame)) {
- if (nr_of_packs() <= urb->start_frame &&
- urb->start_frame <= (2 * nr_of_packs() - 1)) // uhci and ohci
- usX2Y->wait_iso_frame = urb->start_frame - nr_of_packs();
- else
- usX2Y->wait_iso_frame += nr_of_packs();
- } else {
+ if (!usX2Y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame))
+ usX2Y->wait_iso_frame += nr_of_packs();
+ else {
snd_printdd("\n");
usX2Y_clients_stop(usX2Y);
}
@@ -433,7 +429,6 @@
if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
goto start;
}
- usX2Y->wait_iso_frame = -1;
start:
usX2Y_usbpcm_subs_startup(subs);
@@ -459,7 +454,7 @@
goto cleanup;
} else {
snd_printdd("%i\n", urb->start_frame);
- if (0 > usX2Y->wait_iso_frame)
+ if (u == 0)
usX2Y->wait_iso_frame = urb->start_frame;
}
urb->transfer_flags = 0;