pmaports/device/testing/linux-nokia-n9/0011-HACK-export-dma-access-functions-needed-by-PVR-drive.patch

From ab7066f9285592640b0cc3f870a14c134fdb75b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Filip=20Matijevi=C4=87?= <filip.matijevic.pz@gmail.com>
Date: Sat, 16 Dec 2017 07:41:32 +0100
Subject: [PATCH 11/11] HACK: export dma access functions needed by PVR drivers

---
 arch/arm/mm/dma-mapping.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 8c398fedbbb6..cd86f8c49647 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -2423,3 +2423,10 @@ void arch_teardown_dma_ops(struct device *dev)
 
 	arm_teardown_iommu_dma_ops(dev);
 }
+
+/* export the cache management functions */
+#ifndef MULTI_CACHE
+EXPORT_SYMBOL(__glue(_CACHE,_dma_map_area));
+EXPORT_SYMBOL(__glue(_CACHE,_dma_unmap_area));
+EXPORT_SYMBOL(__glue(_CACHE,_dma_flush_range));
+#endif
-- 
2.17.0