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Only set screen parameters if resolution has changed from current values. 

Patch from scoony@noos.fr.
This commit is contained in:
Phil Blundell 2004-09-14 23:08:10 +00:00
parent ba3b6fd23b
commit 0d95bdfbab
1 changed files with 6 additions and 2 deletions
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8
hw/kdrive/fbdev/fbdev.c
View File

@ -156,10 +156,13 @@ fbdevScreenInitialize (KdScreenInfo *screen, FbdevScrPriv *scrpriv)
struct fb_var_screeninfo var; struct fb_var_screeninfo var;
const KdMonitorTiming *t; const KdMonitorTiming *t;
int k; int k;
k = ioctl (priv->fd, FBIOGET_VSCREENINFO, &var);
if (!screen->width || !screen->height) if (!screen->width || !screen->height)
{ {
if (ioctl (priv->fd, FBIOGET_VSCREENINFO, &var) >= 0) { if (k >= 0)
{
screen->width = var.xres; screen->width = var.xres;
screen->height = var.yres; screen->height = var.yres;
} }
@ -179,7 +182,8 @@ fbdevScreenInitialize (KdScreenInfo *screen, FbdevScrPriv *scrpriv)
screen->height = t->vertical; screen->height = t->vertical;
/* Now try setting the mode */ /* Now try setting the mode */
fbdevConvertMonitorTiming (t, &var); if (k < 0 || (t->horizontal != var.xres || t->vertical != var.yres))
fbdevConvertMonitorTiming (t, &var);
var.activate = FB_ACTIVATE_NOW; var.activate = FB_ACTIVATE_NOW;
var.bits_per_pixel = screen->fb[0].depth; var.bits_per_pixel = screen->fb[0].depth;