From: zsq <zsq@rock-chips.com>
Date: Wed, 20 Aug 2014 03:46:57 +0000 (+0800)
Subject: rga fix scale down ratio over 2 error
X-Git-Tag: firefly_0821_release~4847
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fa273d24511c0f4e4f4e14eb4cdf748653f34690;p=firefly-linux-kernel-4.4.55.git

rga fix scale down ratio over 2 error
---

diff --git a/drivers/video/rockchip/rga/rga_drv.c b/drivers/video/rockchip/rga/rga_drv.c
index acad02776311..7664cafa1e6d 100755
--- a/drivers/video/rockchip/rga/rga_drv.c
+++ b/drivers/video/rockchip/rga/rga_drv.c
@@ -534,6 +534,8 @@ static struct rga_reg * rga_reg_init_2(rga_session *session, struct rga_req *req
         INIT_LIST_HEAD(&reg1->session_link);
     	INIT_LIST_HEAD(&reg1->status_link);
 
+        req0->mmu_info.mmu_flag &= (~(1 << 10));
+
         if(req0->mmu_info.mmu_en)
         {
             ret = rga_set_mmu_info(reg0, req0);
@@ -545,6 +547,8 @@ static struct rga_reg * rga_reg_init_2(rga_session *session, struct rga_req *req
 
         RGA_gen_reg_info(req0, (uint8_t *)reg0->cmd_reg);
 
+        req1->mmu_info.mmu_flag &= (~(1 << 8));
+
         if(req1->mmu_info.mmu_en)
         {
             ret = rga_set_mmu_info(reg1, req1);