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path: root/drivers/video/fbdev/ep93xx-fb.c
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Diffstat (limited to 'drivers/video/fbdev/ep93xx-fb.c')
-rw-r--r--drivers/video/fbdev/ep93xx-fb.c30
1 files changed, 4 insertions, 26 deletions
diff --git a/drivers/video/fbdev/ep93xx-fb.c b/drivers/video/fbdev/ep93xx-fb.c
index 7ec251cc9..5b1081030 100644
--- a/drivers/video/fbdev/ep93xx-fb.c
+++ b/drivers/video/fbdev/ep93xx-fb.c
@@ -419,36 +419,15 @@ static struct fb_ops ep93xxfb_ops = {
.fb_mmap = ep93xxfb_mmap,
};
-static int ep93xxfb_calc_fbsize(struct ep93xxfb_mach_info *mach_info)
-{
- int i, fb_size = 0;
-
- if (mach_info->num_modes == EP93XXFB_USE_MODEDB) {
- fb_size = EP93XXFB_MAX_XRES * EP93XXFB_MAX_YRES *
- mach_info->bpp / 8;
- } else {
- for (i = 0; i < mach_info->num_modes; i++) {
- const struct fb_videomode *mode;
- int size;
-
- mode = &mach_info->modes[i];
- size = mode->xres * mode->yres * mach_info->bpp / 8;
- if (size > fb_size)
- fb_size = size;
- }
- }
-
- return fb_size;
-}
-
static int ep93xxfb_alloc_videomem(struct fb_info *info)
{
- struct ep93xx_fbi *fbi = info->par;
char __iomem *virt_addr;
dma_addr_t phys_addr;
unsigned int fb_size;
- fb_size = ep93xxfb_calc_fbsize(fbi->mach_info);
+ /* Maximum 16bpp -> used memory is maximum x*y*2 bytes */
+ fb_size = EP93XXFB_MAX_XRES * EP93XXFB_MAX_YRES * 2;
+
virt_addr = dma_alloc_writecombine(info->dev, fb_size,
&phys_addr, GFP_KERNEL);
if (!virt_addr)
@@ -550,8 +529,7 @@ static int ep93xxfb_probe(struct platform_device *pdev)
fb_get_options("ep93xx-fb", &video_mode);
err = fb_find_mode(&info->var, info, video_mode,
- fbi->mach_info->modes, fbi->mach_info->num_modes,
- fbi->mach_info->default_mode, fbi->mach_info->bpp);
+ NULL, 0, NULL, 16);
if (err == 0) {
dev_err(info->dev, "No suitable video mode found\n");
err = -EINVAL;