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[03/15] OMAPDSS: fix paddr check for TILER addresses

Message ID 1424954949-12801-3-git-send-email-tomi.valkeinen@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tomi Valkeinen Feb. 26, 2015, 12:48 p.m. UTC 
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>
---
 drivers/video/fbdev/omap2/dss/dispc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c
index 31b743c70272..a19a1d4b2d19 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.c
+++ b/drivers/video/fbdev/omap2/dss/dispc.c
@@ -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;