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authorAntonino A. Daplas <adaplas@gmail.com>2006-01-09 20:53:15 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 08:01:46 -0800
commit198a52a1c490be89a8d5d130eda972630919e0af (patch)
treef27d8f7b9fd962262b39cf1a7a95d12fb3c143d0 /drivers/video
parent7227576f4b9dcffe32f8e6b228361b38814bbe7f (diff)
[PATCH] rivafb: Trim rivafb_pan_display
Remove error checking and updating from rivafb_pan_display. This is guaranteed to be done by the core layer. Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/riva/fbdev.c24
1 files changed, 0 insertions, 24 deletions
diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index dd7b2cc8882..6c19ab6afb0 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c
@@ -1209,32 +1209,8 @@ static int rivafb_pan_display(struct fb_var_screeninfo *var,
unsigned int base;
NVTRACE_ENTER();
- if (var->xoffset > (var->xres_virtual - var->xres))
- return -EINVAL;
- if (var->yoffset > (var->yres_virtual - var->yres))
- return -EINVAL;
-
- if (var->vmode & FB_VMODE_YWRAP) {
- if (var->yoffset < 0
- || var->yoffset >= info->var.yres_virtual
- || var->xoffset) return -EINVAL;
- } else {
- if (var->xoffset + info->var.xres > info->var.xres_virtual ||
- var->yoffset + info->var.yres > info->var.yres_virtual)
- return -EINVAL;
- }
-
base = var->yoffset * info->fix.line_length + var->xoffset;
-
par->riva.SetStartAddress(&par->riva, base);
-
- info->var.xoffset = var->xoffset;
- info->var.yoffset = var->yoffset;
-
- if (var->vmode & FB_VMODE_YWRAP)
- info->var.vmode |= FB_VMODE_YWRAP;
- else
- info->var.vmode &= ~FB_VMODE_YWRAP;
NVTRACE_LEAVE();
return 0;
}