diff options
Diffstat (limited to 'drivers/video/s3fb.c')
| -rw-r--r-- | drivers/video/s3fb.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index 55a94b94a326..9f9be9f37f2e 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -1053,6 +1053,14 @@ static int __devinit s3_pci_probe(struct pci_dev *dev, const struct pci_device_i goto err_find_mode; } + /* maximize virtual vertical size for fast scrolling */ + info->var.yres_virtual = info->fix.smem_len * 8 / + (info->var.bits_per_pixel * info->var.xres_virtual); + if (info->var.yres_virtual < info->var.yres) { + dev_err(info->device, "virtual vertical size smaller than real\n"); + goto err_find_mode; + } + rc = fb_alloc_cmap(&info->cmap, 256, 0); if (rc < 0) { dev_err(info->device, "cannot allocate colormap\n"); |