diff options
-rw-r--r-- | drivers/video/nvidia/nvidia.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c index 30e14eb1f51e..74517b1b26a6 100644 --- a/drivers/video/nvidia/nvidia.c +++ b/drivers/video/nvidia/nvidia.c | |||
@@ -849,9 +849,27 @@ static int nvidiafb_check_var(struct fb_var_screeninfo *var, | |||
849 | if (!mode_valid && info->monspecs.modedb_len) | 849 | if (!mode_valid && info->monspecs.modedb_len) |
850 | return -EINVAL; | 850 | return -EINVAL; |
851 | 851 | ||
852 | /* | ||
853 | * If we're on a flat panel, check if the mode is outside of the | ||
854 | * panel dimensions. If so, cap it and try for the next best mode | ||
855 | * before bailing out. | ||
856 | */ | ||
852 | if (par->fpWidth && par->fpHeight && (par->fpWidth < var->xres || | 857 | if (par->fpWidth && par->fpHeight && (par->fpWidth < var->xres || |
853 | par->fpHeight < var->yres)) | 858 | par->fpHeight < var->yres)) { |
854 | return -EINVAL; | 859 | const struct fb_videomode *mode; |
860 | |||
861 | var->xres = par->fpWidth; | ||
862 | var->yres = par->fpHeight; | ||
863 | |||
864 | mode = fb_find_best_mode(var, &info->modelist); | ||
865 | if (!mode) { | ||
866 | printk(KERN_ERR PFX "mode out of range of flat " | ||
867 | "panel dimensions\n"); | ||
868 | return -EINVAL; | ||
869 | } | ||
870 | |||
871 | fb_videomode_to_var(var, mode); | ||
872 | } | ||
855 | 873 | ||
856 | if (var->yres_virtual < var->yres) | 874 | if (var->yres_virtual < var->yres) |
857 | var->yres_virtual = var->yres; | 875 | var->yres_virtual = var->yres; |