[src/trunk]: src/sys/dev/pci Remove/comment out unused variables, initialize ...

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

details:   https://anonhg.NetBSD.org/src/rev/86100aca12c4
branches:  trunk
changeset: 790019:86100aca12c4
user:      martin <martin%NetBSD.org@localhost>
date:      Sun Sep 15 09:34:07 2013 +0000

description:
Remove/comment out unused variables, initialize a few others.

diffstat:

 sys/dev/pci/pm2fb.c |  13 ++++++-------
 1 files changed, 6 insertions(+), 7 deletions(-)

diffs (62 lines):

diff -r fd3361a6f0fa -r 86100aca12c4 sys/dev/pci/pm2fb.c
--- a/sys/dev/pci/pm2fb.c       Sun Sep 15 09:26:39 2013 +0000
+++ b/sys/dev/pci/pm2fb.c       Sun Sep 15 09:34:07 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pm2fb.c,v 1.23 2013/07/30 19:21:50 macallan Exp $      */
+/*     $NetBSD: pm2fb.c,v 1.24 2013/09/15 09:34:07 martin Exp $        */
 
 /*
  * Copyright (c) 2009, 2012 Michael Lorenz
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pm2fb.c,v 1.23 2013/07/30 19:21:50 macallan Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pm2fb.c,v 1.24 2013/09/15 09:34:07 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -859,7 +859,7 @@
 {
        struct pm2fb_softc *sc = cookie;
        uint32_t dir = 0;
-       int rxs, rxd, rwi, rxdelta;
+       int rxd, rwi, rxdelta;
 
        if (yd <= ys) {
                dir |= PM2RE_INC_Y;
@@ -891,7 +891,6 @@
                            PM2RECFG_WRITE_EN | PM2RECFG_PACKED |
                            PM2RECFG_ROP_EN | (rop << 6));
                }
-               rxs = xs >> 2;
                rxd = xd >> 2;
                rwi = (wi + 7) >> 2;
                rxdelta = (xs & 0xffc) - (xd & 0xffc);
@@ -915,7 +914,6 @@
                            PM2RECFG_WRITE_EN | PM2RECFG_PACKED |
                            PM2RECFG_ROP_EN | (rop << 6));
                }
-               rxs = xs;
                rxd = xd;
                rwi = wi;
                rxdelta = xs - xd;
@@ -1450,7 +1448,8 @@
 static int
 pm2fb_set_pll(struct pm2fb_softc *sc, int freq)
 {
-       int m, n, p, diff, out_freq, bm, bn, bp, bdiff = 1000000, bfreq;
+       int m, n, p, diff, out_freq, bm = 1, bn = 3, bp = 0,
+           bdiff = 1000000 /* , bfreq */;
        int fi;
        uint8_t temp;
 
@@ -1465,7 +1464,7 @@
                                diff = abs(out_freq - freq);
                                if (diff < bdiff) {
                                        bdiff = diff;
-                                       bfreq = out_freq;
+                                       /* bfreq = out_freq; */
                                        bm = m;
                                        bn = n;
                                        bp = p;