From c06e1d104b701a1bc062604f529e0858cb56b569 Mon Sep 17 00:00:00 2001
From: Mark Yao <mark.yao@rock-chips.com>
Date: Fri, 28 Apr 2017 09:57:54 +0800
Subject: [PATCH] video/rockchip: rga2: fix error page on cache flush

Change-Id: Ic23e0f6c25f68c28a87f4e4ef459bda56d4990ba
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
---
 drivers/video/rockchip/rga2/rga2_mmu_info.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/video/rockchip/rga2/rga2_mmu_info.c b/drivers/video/rockchip/rga2/rga2_mmu_info.c
index 6ffb3b1acda0..d77a95745194 100644
--- a/drivers/video/rockchip/rga2/rga2_mmu_info.c
+++ b/drivers/video/rockchip/rga2/rga2_mmu_info.c
@@ -366,8 +366,7 @@ static int rga2_MapUserMemory(struct page **pages, uint32_t *pageTable,
 			   << PAGE_SHIFT)) & ~PAGE_MASK));
 		pte_unmap_unlock(pte, ptl);
 		pageTable[i] = (uint32_t)Address;
-
-		rga_dma_flush_page(pages[i]);
+		rga_dma_flush_page(pfn_to_page(pfn));
 	}
 	up_read(&current->mm->mmap_sem);
 	return status;
-- 
2.34.1