diff options
Diffstat (limited to 'src/ct_regs.c')
| -rw-r--r-- | src/ct_regs.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/src/ct_regs.c b/src/ct_regs.c index 201ac5c..99e5791 100644 --- a/src/ct_regs.c +++ b/src/ct_regs.c @@ -19,7 +19,7 @@ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ -/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/chips/ct_regs.c,v 1.8 2002/01/25 21:56:00 tsi Exp $ */ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/chips/ct_regs.c,v 1.9 2003/11/03 05:11:09 tsi Exp $ */ /* * The functions in this file are used to read/write the C&T extension register @@ -361,17 +361,15 @@ chipsMmioReadSeq(vgaHWPtr hwp, CARD8 index) static void chipsMmioWriteAttr(vgaHWPtr hwp, CARD8 index, CARD8 value) { - CARD8 tmp; - if (hwp->paletteEnabled) index &= ~0x20; else index |= 0x20; if (hwp->IOBase == VGA_IOBASE_MONO) - tmp = minb(CHIPS_MMIO_MONO_STAT_1); + (void) minb(CHIPS_MMIO_MONO_STAT_1); else - tmp = minb(CHIPS_MMIO_COLOR_STAT_1); + (void) minb(CHIPS_MMIO_COLOR_STAT_1); moutb(CHIPS_MMIO_ATTR_INDEX, index); moutb(CHIPS_MMIO_ATTR_DATA_W, value); } @@ -379,17 +377,15 @@ chipsMmioWriteAttr(vgaHWPtr hwp, CARD8 index, CARD8 value) static CARD8 chipsMmioReadAttr(vgaHWPtr hwp, CARD8 index) { - CARD8 tmp; - if (hwp->paletteEnabled) index &= ~0x20; else index |= 0x20; if (hwp->IOBase == VGA_IOBASE_MONO) - tmp = minb(CHIPS_MMIO_MONO_STAT_1); + (void) minb(CHIPS_MMIO_MONO_STAT_1); else - tmp = minb(CHIPS_MMIO_COLOR_STAT_1); + (void) minb(CHIPS_MMIO_COLOR_STAT_1); moutb(CHIPS_MMIO_ATTR_INDEX, index); return minb(CHIPS_MMIO_ATTR_DATA_R); } @@ -409,12 +405,10 @@ chipsMmioReadMiscOut(vgaHWPtr hwp) static void chipsMmioEnablePalette(vgaHWPtr hwp) { - CARD8 tmp; - if (hwp->IOBase == VGA_IOBASE_MONO) - tmp = minb(CHIPS_MMIO_MONO_STAT_1); + (void) minb(CHIPS_MMIO_MONO_STAT_1); else - tmp = minb(CHIPS_MMIO_COLOR_STAT_1); + (void) minb(CHIPS_MMIO_COLOR_STAT_1); moutb(CHIPS_MMIO_ATTR_INDEX, 0x00); hwp->paletteEnabled = TRUE; } @@ -422,12 +416,10 @@ chipsMmioEnablePalette(vgaHWPtr hwp) static void chipsMmioDisablePalette(vgaHWPtr hwp) { - CARD8 tmp; - if (hwp->IOBase == VGA_IOBASE_MONO) - tmp = minb(CHIPS_MMIO_MONO_STAT_1); + (void) minb(CHIPS_MMIO_MONO_STAT_1); else - tmp = minb(CHIPS_MMIO_COLOR_STAT_1); + (void) minb(CHIPS_MMIO_COLOR_STAT_1); moutb(CHIPS_MMIO_ATTR_INDEX, 0x20); hwp->paletteEnabled = FALSE; } |