Commit 368fd81d authored by Tilman Schmidt's avatar Tilman Schmidt Committed by David S. Miller
Browse files

bas_gigaset: use tasklet_hi_schedule for timing critical tasklets



The tasklets for isochronous data transfer need to run within 8 msec
to avoid over/underruns, so schedule them with high priority to fix
reported issues with occasional over/underruns.
Signed-off-by: default avatarTilman Schmidt <tilman@imap.cc>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d9677a45
...@@ -821,7 +821,7 @@ static void read_iso_callback(struct urb *urb) ...@@ -821,7 +821,7 @@ static void read_iso_callback(struct urb *urb)
/* pass URB to tasklet */ /* pass URB to tasklet */
ubc->isoindone = urb; ubc->isoindone = urb;
ubc->isoinstatus = status; ubc->isoinstatus = status;
tasklet_schedule(&ubc->rcvd_tasklet); tasklet_hi_schedule(&ubc->rcvd_tasklet);
} else { } else {
/* tasklet still busy, drop data and resubmit URB */ /* tasklet still busy, drop data and resubmit URB */
ubc->loststatus = status; ubc->loststatus = status;
...@@ -888,7 +888,7 @@ static void write_iso_callback(struct urb *urb) ...@@ -888,7 +888,7 @@ static void write_iso_callback(struct urb *urb)
ubc->isooutovfl = ubc->isooutdone; ubc->isooutovfl = ubc->isooutdone;
ubc->isooutdone = ucx; ubc->isooutdone = ucx;
spin_unlock_irqrestore(&ubc->isooutlock, flags); spin_unlock_irqrestore(&ubc->isooutlock, flags);
tasklet_schedule(&ubc->sent_tasklet); tasklet_hi_schedule(&ubc->sent_tasklet);
} }
/* starturbs /* starturbs
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment