[PATCH 03/18] rivafb: Trim rivafb_pan_display
From: "Antonino A. Daplas" <adaplas@gmail.com>
Date: 2005-12-10 06:18:24
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
Remove error checking and updating from rivafb_pan_display. This is guaranteed to be done by the core layer. Signed-off-by: Antonino Daplas <redacted> --- drivers/video/riva/fbdev.c | 24 ------------------------ 1 files changed, 0 insertions(+), 24 deletions(-)
diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index dd7b2cc..6c19ab6 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c@@ -1209,32 +1209,8 @@ static int rivafb_pan_display(struct fb_ 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; } -------------------------------------------------------
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