[src/trunk]: src/sys/dev/usb Poll the interrupt pipe every 100 ms instead of ...

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

details:   https://anonhg.NetBSD.org/src/rev/9df64367be52
branches:  trunk
changeset: 480738:9df64367be52
user:      augustss <augustss%NetBSD.org@localhost>
date:      Wed Jan 19 00:25:23 2000 +0000

description:
Poll the interrupt pipe every 100 ms instead of every 1 ms.  The interrupt
pipe is only used to collect statistics so it seems rather stupid to bog
down the processor by doing this every ms.

diffstat:

 sys/dev/usb/if_aue.c    |  9 +++++++--
 sys/dev/usb/if_auereg.h |  3 ++-
 2 files changed, 9 insertions(+), 3 deletions(-)

diffs (44 lines):

diff -r e37068c4f885 -r 9df64367be52 sys/dev/usb/if_aue.c
--- a/sys/dev/usb/if_aue.c      Wed Jan 19 00:23:58 2000 +0000
+++ b/sys/dev/usb/if_aue.c      Wed Jan 19 00:25:23 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_aue.c,v 1.13 2000/01/18 19:46:55 augustss Exp $     */
+/*     $NetBSD: if_aue.c,v 1.14 2000/01/19 00:25:23 augustss Exp $     */
 /*
  * Copyright (c) 1997, 1998, 1999, 2000
  *     Bill Paul <wpaul%ee.columbia.edu@localhost>.  All rights reserved.
@@ -156,6 +156,10 @@
 #define DPRINTFN(n,x)
 #endif
 
+int aue_cutoff = AUE_CUTOFF;
+#undef AUE_CUTOFF
+#define AUE_CUTOFF aue_cutoff
+
 /*
  * Various supported device vendors/products.
  */
@@ -1521,7 +1525,8 @@
        }
        err = usbd_open_pipe_intr(sc->aue_iface, sc->aue_ed[AUE_ENDPT_INTR],
            USBD_EXCLUSIVE_USE, &sc->aue_ep[AUE_ENDPT_INTR], sc,
-           &sc->aue_cdata.aue_ibuf, AUE_INTR_PKTLEN, aue_intr);
+           &sc->aue_cdata.aue_ibuf, AUE_INTR_PKTLEN, aue_intr, 
+           AUE_INTR_INTERVAL);
        if (err) {
                printf("%s: open intr pipe failed: %s\n",
                    USBDEVNAME(sc->aue_dev), usbd_errstr(err));
diff -r e37068c4f885 -r 9df64367be52 sys/dev/usb/if_auereg.h
--- a/sys/dev/usb/if_auereg.h   Wed Jan 19 00:23:58 2000 +0000
+++ b/sys/dev/usb/if_auereg.h   Wed Jan 19 00:25:23 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_auereg.h,v 1.1 2000/01/16 13:45:57 augustss Exp $   */
+/*     $NetBSD: if_auereg.h,v 1.2 2000/01/19 00:25:23 augustss Exp $   */
 /*
  * Copyright (c) 1997, 1998, 1999
  *     Bill Paul <wpaul%ee.columbia.edu@localhost>.  All rights reserved.
@@ -263,3 +263,4 @@
 //#define AUE_CUTOFF           1536
 #define AUE_MIN_FRAMELEN       60
 #define AUE_TX_TIMEOUT         10000 /* ms */
+#define AUE_INTR_INTERVAL      100 /* ms */