[src/nick-nhusb]: src/sys/dev/usb Remove a tsleep

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0ff8446e4fb8
branches:  nick-nhusb
changeset: 334273:0ff8446e4fb8
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sat Oct 17 10:24:58 2015 +0000

description:
Remove a tsleep

diffstat:

 sys/dev/usb/TODO.usbmp    |   3 +--
 sys/dev/usb/if_athn_usb.c |  10 +++++++---
 sys/dev/usb/if_athn_usb.h |   3 ++-
 3 files changed, 10 insertions(+), 6 deletions(-)

diffs (80 lines):

diff -r 5b21ccd3da2c -r 0ff8446e4fb8 sys/dev/usb/TODO.usbmp
--- a/sys/dev/usb/TODO.usbmp    Fri Oct 16 17:05:19 2015 +0000
+++ b/sys/dev/usb/TODO.usbmp    Sat Oct 17 10:24:58 2015 +0000
@@ -1,4 +1,4 @@
-$NetBSD: TODO.usbmp,v 1.8.4.2 2015/04/06 15:18:13 skrll Exp $
+$NetBSD: TODO.usbmp,v 1.8.4.3 2015/10/17 10:24:58 skrll Exp $
 
 
 the majority of the USB MP device interface is documented in usbdivar.h.
@@ -90,7 +90,6 @@
   - udsir.c
 
 wakeup/tsleep drivers:
-  - if_athn_usb.c
   - if_otus.c
   - if_run.c
   - if_upgt.c
diff -r 5b21ccd3da2c -r 0ff8446e4fb8 sys/dev/usb/if_athn_usb.c
--- a/sys/dev/usb/if_athn_usb.c Fri Oct 16 17:05:19 2015 +0000
+++ b/sys/dev/usb/if_athn_usb.c Sat Oct 17 10:24:58 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_athn_usb.c,v 1.6.8.6 2015/10/06 21:32:15 skrll Exp $        */
+/*     $NetBSD: if_athn_usb.c,v 1.6.8.7 2015/10/17 10:24:59 skrll Exp $        */
 /*     $OpenBSD: if_athn_usb.c,v 1.12 2013/01/14 09:50:31 jsing Exp $  */
 
 /*-
@@ -22,7 +22,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_athn_usb.c,v 1.6.8.6 2015/10/06 21:32:15 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_athn_usb.c,v 1.6.8.7 2015/10/17 10:24:59 skrll Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -267,6 +267,7 @@
        sc->sc_ops.write = athn_usb_write;
        sc->sc_ops.write_barrier = athn_usb_write_barrier;
 
+       cv_init(&usc->usc_task_cv, "athntsk");
        mutex_init(&usc->usc_task_mtx, MUTEX_DEFAULT, IPL_NET);
        mutex_init(&usc->usc_tx_mtx, MUTEX_DEFAULT, IPL_NONE);
 
@@ -466,6 +467,7 @@
 
        mutex_destroy(&usc->usc_tx_mtx);
        mutex_destroy(&usc->usc_task_mtx);
+       cv_destroy(&usc->usc_task_cv);
 
        usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, usc->usc_udev, sc->sc_dev);
        return 0;
@@ -781,8 +783,10 @@
        DPRINTFN(DBG_FN, usc, "\n");
 
        /* Wait for all queued asynchronous commands to complete. */
+       mutex_spin_enter(&usc->usc_task_mtx);
        while (usc->usc_cmdq.queued > 0)
-               tsleep(&usc->usc_cmdq, 0, "cmdq", 0);
+               cv_wait(&usc->usc_task_cv, &usc->usc_task_mtx);
+       mutex_spin_exit(&usc->usc_task_mtx);
 }
 
 Static int
diff -r 5b21ccd3da2c -r 0ff8446e4fb8 sys/dev/usb/if_athn_usb.h
--- a/sys/dev/usb/if_athn_usb.h Fri Oct 16 17:05:19 2015 +0000
+++ b/sys/dev/usb/if_athn_usb.h Sat Oct 17 10:24:58 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_athn_usb.h,v 1.2.16.2 2015/03/19 17:26:42 skrll Exp $       */
+/*     $NetBSD: if_athn_usb.h,v 1.2.16.3 2015/10/17 10:24:59 skrll Exp $       */
 /*     $OpenBSD: if_athn_usb.h,v 1.3 2012/11/10 14:35:06 mikeb Exp $   */
 
 /*-
@@ -443,6 +443,7 @@
 
        int                             usc_athn_attached;
 
+       kcondvar_t                      usc_task_cv;
        kmutex_t                        usc_task_mtx;
        kmutex_t                        usc_tx_mtx;