PERFORCE change 155759 for review
Hans Petter Selasky
hselasky at FreeBSD.org
Wed Jan 7 15:13:05 UTC 2009
http://perforce.freebsd.org/chv.cgi?CH=155759
Change 155759 by hselasky at hselasky_laptop001 on 2009/01/07 15:12:24
Optimise: Remove extra flush calls.
Affected files ...
.. //depot/projects/usb/src/sys/dev/usb2/controller/ohci2.c#22 edit
Differences ...
==== //depot/projects/usb/src/sys/dev/usb2/controller/ohci2.c#22 (text+ko) ====
@@ -1558,13 +1558,12 @@
}
ed->ed_flags = htole32(ed_flags);
- usb2_pc_cpu_flush(ed->page_cache);
-
td = xfer->td_transfer_first;
ed->ed_headp = td->td_self;
if (xfer->udev->pwr_save.suspended == 0) {
+ /* the append function will flush the endpoint descriptor */
OHCI_APPEND_QH(ed, *ed_last);
if (methods == &ohci_device_bulk_methods) {
@@ -2009,13 +2008,12 @@
}
ed->ed_flags = htole32(ed_flags);
- usb2_pc_cpu_flush(ed->page_cache);
-
td = xfer->td_transfer_first;
ed->ed_headp = td->itd_self;
/* isochronous transfers are not affected by suspend / resume */
+ /* the append function will flush the endpoint descriptor */
OHCI_APPEND_QH(ed, sc->sc_isoc_p_last);
}
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