[src-draft/trunk]: src/sys/dev/usb Wait for usbtask to compelete when updatin...

[Nathanial Sloss <nat%netbsd.org@localhost>]

details:   https://anonhg.NetBSD.org/src-all/rev/784029ea11b0
branches:  trunk
changeset: 375787:784029ea11b0
user:      Nathanial Sloss <nat%netbsd.org@localhost>
date:      Thu Jul 21 17:01:20 2022 +1000

description:
Wait for usbtask to compelete when updating wme or temp calib.

This greatly improves stability.

diffstat:

 sys/dev/usb/if_urtwn.c |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (12 lines):

diff -r 0bbe54f060a4 -r 784029ea11b0 sys/dev/usb/if_urtwn.c
--- a/sys/dev/usb/if_urtwn.c    Thu Jul 21 16:59:33 2022 +1000
+++ b/sys/dev/usb/if_urtwn.c    Thu Jul 21 17:01:20 2022 +1000
@@ -744,6 +744,8 @@ urtwn_do_async(struct urtwn_softc *sc,
        } else
                mutex_spin_exit(&sc->sc_task_mtx);
        splx(s);
+
+       urtwn_wait_async(sc);
 }
 
 static void