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authorstsp <stsp@openbsd.org>2017-01-29 16:44:11 +0000
committerstsp <stsp@openbsd.org>2017-01-29 16:44:11 +0000
commitbcc23660a5e290cffb67ad5f6b1adb830c92e836 (patch)
tree1e891d7039c49c70b191acf8c877057889e877ad
parentPrevious commit broke build on loongson. Refix by adding (diff)
downloadwireguard-openbsd-bcc23660a5e290cffb67ad5f6b1adb830c92e836.tar.xz
wireguard-openbsd-bcc23660a5e290cffb67ad5f6b1adb830c92e836.zip
In dwctwo(4), fix an off-by-one in frame interval calculation.
Fix stolen from Linux commit 9ed04d976146cf10dfa4c71171434af7c0348747 ok visa@
-rw-r--r--sys/dev/usb/dwc2/dwc2_core.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/usb/dwc2/dwc2_core.c b/sys/dev/usb/dwc2/dwc2_core.c
index d1912d02791..3071ec35614 100644
--- a/sys/dev/usb/dwc2/dwc2_core.c
+++ b/sys/dev/usb/dwc2/dwc2_core.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dwc2_core.c,v 1.6 2015/06/28 11:48:18 jmatthew Exp $ */
+/* $OpenBSD: dwc2_core.c,v 1.7 2017/01/29 16:44:11 stsp Exp $ */
/* $NetBSD: dwc2_core.c,v 1.6 2014/04/03 06:34:58 skrll Exp $ */
/*
@@ -1701,10 +1701,10 @@ u32 dwc2_calc_frame_interval(struct dwc2_hsotg *hsotg)
if ((hprt0 & HPRT0_SPD_MASK) >> HPRT0_SPD_SHIFT == HPRT0_SPD_HIGH_SPEED)
/* High speed case */
- return 125 * clock;
+ return 125 * clock - 1;
else
/* FS/LS case */
- return 1000 * clock;
+ return 1000 * clock - 1;
}
/**