ENGR00280663-2 IPUv3 device: check downsize ratio overflow

IPUv3 IC task downsize scaling ratio cannot exceed or be
equal to 8:1. This patch makes the code return error code
if the ratio overflows.

Signed-off-by: Liu Ying <Ying.Liu@freescale.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/uapi/linux/ipu.h b/include/uapi/linux/ipu.h
index 866d2b639d21..b2083288a057 100644
--- a/include/uapi/linux/ipu.h
+++ b/include/uapi/linux/ipu.h
@@ -269,6 +269,8 @@ enum {
         IPU_CHECK_ERR_SPLIT_WITH_ROT,
         IPU_CHECK_ERR_NOT_SUPPORT,
         IPU_CHECK_ERR_NOT16ALIGN,
+        IPU_CHECK_ERR_W_DOWNSIZE_OVER,
+        IPU_CHECK_ERR_H_DOWNSIZE_OVER,
 };
 
 /* IOCTL commands */