Commit e566658f authored Nov 28, 2014 by Tomi Valkeinen

OMAPDSS: fix paddr check for TILER addresses



The DISPC driver checks that the buffer address is not 0. However, when
using TILER, the address space is TILER specific and 0 is a valid
address.

Fix the check to allow address of 0 for TILER.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reported-by: srinivas pulukuru <srinivas.pulukuru@ti.com>

parent 7b205455

drivers/video/fbdev/omap2/dss/dispc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2441,7 +2441,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
		unsigned long pclk = dispc_plane_pclk_rate(plane);
		unsigned long lclk = dispc_plane_lclk_rate(plane);

		if (paddr == 0)
		if (paddr == 0 && rotation_type != OMAP_DSS_ROT_TILER)
		return -EINVAL;

		out_width = out_width == 0 ? width : out_width;