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kdrive/fbdev: dont set DPMS mode repeatedly to the same value

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Keith Packard 2001-07-11 16:42:17 +00:00
parent 99fb2eb76d
commit 090a429573
1 changed files with 9 additions and 0 deletions
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9
hw/kdrive/fbdev/fbdev.c
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@ -770,14 +770,23 @@ fbdevDPMS (ScreenPtr pScreen, int mode)
{
KdScreenPriv(pScreen);
FbdevPriv *priv = pScreenPriv->card->driver;
static int oldmode = -1;
if (mode == oldmode)
return TRUE;
#ifdef FBIOPUT_POWERMODE
if (ioctl (priv->fd, FBIOPUT_POWERMODE, &mode) >= 0)
{
oldmode = mode;
return TRUE;
}
#endif
#ifdef FBIOBLANK
if (ioctl (priv->fd, FBIOBLANK, mode ? mode + 1 : 0) >= 0)
{
oldmode = mode;
return TRUE;
}
#endif
return FALSE;
}