drm/vmwgfx: Prune modes based on available VRAM size

[pandora-kernel.git] / drivers / gpu / drm / vmwgfx / vmwgfx_fb.c

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 409e172..086ef04 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -144,6 +144,13 @@ static int vmw_fb_check_var(struct fb_var_screeninfo *var,
                return -EINVAL;
        }
 
+       if (!vmw_kms_validate_mode_vram(vmw_priv,
+                                       info->fix.line_length,
+                                       var->yoffset + var->yres)) {
+               DRM_ERROR("Requested geom can not fit in framebuffer\n");
+               return -EINVAL;
+       }
+
        return 0;
 }