[src/nick-nhusb]: src/sys/dev/usb constify tdflags in ohci_{alloc, reset}_std_...

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

details:   https://anonhg.NetBSD.org/src/rev/1ef1152b1b70
branches:  nick-nhusb
changeset: 804601:1ef1152b1b70
user:      skrll <skrll%NetBSD.org@localhost>
date:      Fri Apr 01 12:58:15 2016 +0000

description:
constify tdflags in ohci_{alloc,reset}_std_chain

diffstat:

 sys/dev/usb/ohci.c |  10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diffs (52 lines):

diff -r f3491db50873 -r 1ef1152b1b70 sys/dev/usb/ohci.c
--- a/sys/dev/usb/ohci.c        Tue Mar 29 08:42:41 2016 +0000
+++ b/sys/dev/usb/ohci.c        Fri Apr 01 12:58:15 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ohci.c,v 1.254.2.60 2016/03/24 15:30:17 skrll Exp $    */
+/*     $NetBSD: ohci.c,v 1.254.2.61 2016/04/01 12:58:15 skrll Exp $    */
 
 /*
  * Copyright (c) 1998, 2004, 2005, 2012 The NetBSD Foundation, Inc.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.254.2.60 2016/03/24 15:30:17 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.254.2.61 2016/04/01 12:58:15 skrll Exp $");
 
 #include "opt_usb.h"
 
@@ -523,7 +523,6 @@
        struct usbd_pipe *pipe = xfer->ux_pipe;
        ohci_soft_td_t *next, *cur;
        ohci_physaddr_t dataphys, dataphysend;
-       uint32_t tdflags;
        int len = alen;
        int curlen;
        usb_dma_t *dma = &xfer->ux_dmabuf;
@@ -554,7 +553,7 @@
 
        dataphys = DMAADDR(dma, 0);
        dataphysend = OHCI_PAGE(dataphys + len - 1);
-       tdflags = HTOO32(
+       const uint32_t tdflags = HTOO32(
            (rd ? OHCI_TD_IN : OHCI_TD_OUT) |
            OHCI_TD_NOCC | OHCI_TD_TOGGLE_CARRY | OHCI_TD_NOINTR);
 
@@ -650,7 +649,6 @@
        struct ohci_xfer *ox = OHCI_XFER2OXFER(xfer);
        ohci_soft_td_t *next, *cur;
        ohci_physaddr_t dataphys, dataphysend;
-       uint32_t tdflags;
        int len, curlen;
        usb_dma_t *dma = &xfer->ux_dmabuf;
        uint16_t flags = xfer->ux_flags;
@@ -676,7 +674,7 @@
        dataphysend = OHCI_PAGE(dataphys + len - 1);
        usb_syncmem(dma, 0, len,
            rd ? BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE);
-       tdflags = HTOO32(
+       const uint32_t tdflags = HTOO32(
            (rd ? OHCI_TD_IN : OHCI_TD_OUT) |
            OHCI_TD_NOCC | OHCI_TD_TOGGLE_CARRY | OHCI_TD_NOINTR);