drm/cirrus: Limit modes depending on bpp option

[deliverable/linux.git] / drivers / gpu / drm / cirrus / cirrus_main.c

diff --git a/drivers/gpu/drm/cirrus/cirrus_main.c b/drivers/gpu/drm/cirrus/cirrus_main.c
index 4c2d68e9102d6304b8fd5cc655266300706f32da..e4b976658087100304cd76f66330c16b9dcb7271 100644 (file)
--- a/drivers/gpu/drm/cirrus/cirrus_main.c
+++ b/drivers/gpu/drm/cirrus/cirrus_main.c
@@ -320,6 +320,8 @@ bool cirrus_check_framebuffer(struct cirrus_device *cdev, int width, int height,
        const int max_pitch = 0x1FF << 3; /* (4096 - 1) & ~111b bytes */
        const int max_size = cdev->mc.vram_size;
 
+       if (bpp > cirrus_bpp)
+               return false;
        if (bpp > 32)
                return false;