Index: sys/arch/arm/nvidia/tegra_fb.c
===================================================================
RCS file: /cvsroot/src/sys/arch/arm/nvidia/tegra_fb.c,v
retrieving revision 1.2
diff -p -u -r1.2 tegra_fb.c
--- sys/arch/arm/nvidia/tegra_fb.c	12 Nov 2015 00:43:52 -0000	1.2
+++ sys/arch/arm/nvidia/tegra_fb.c	17 Dec 2016 10:49:45 -0000
@@ -93,6 +93,7 @@ tegra_fb_attach(device_t parent, device_
 	da.da_fb_helper = tfa->tfa_fb_helper;
 	da.da_fb_sizes = &tfa->tfa_fb_sizes;
 	da.da_fb_vaddr = sc->sc_fb->obj->dmap;
+	da.da_fb_linebytes = roundup2((tfa->tfa_fb_sizes->surface_width * howmany(tfa->tfa_fb_sizes->surface_bpp, 8)), 64);
 	da.da_params = &tegrafb_drmfb_params;
 
 	error = drmfb_attach(&sc->sc_drmfb, &da);