1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/gpu/arm/utgard/linux/mali_memory_cow.h b/drivers/gpu/arm/utgard/linux/mali_memory_cow.h
new file mode 100644
index 000000000000..c16ec7633c0a
--- /dev/null
+++ b/drivers/gpu/arm/utgard/linux/mali_memory_cow.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2013-2015 ARM Limited. All rights reserved.
+ * 
+ * This program is free software and is provided to you under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
+ * 
+ * A copy of the licence is included with the program, and can also be obtained from Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef __MALI_MEMORY_COW_H__
+#define __MALI_MEMORY_COW_H__
+
+#include "mali_osk.h"
+#include "mali_session.h"
+#include "mali_memory_types.h"
+
+int mali_mem_cow_cpu_map(mali_mem_backend *mem_bkend, struct vm_area_struct *vma);
+_mali_osk_errcode_t mali_mem_cow_cpu_map_pages_locked(mali_mem_backend *mem_bkend,
+		struct vm_area_struct *vma,
+		unsigned long vaddr,
+		int num);
+
+_mali_osk_errcode_t mali_memory_do_cow(mali_mem_backend *target_bk,
+				       u32 target_offset,
+				       u32 target_size,
+				       mali_mem_backend *backend,
+				       u32 range_start,
+				       u32 range_size);
+
+_mali_osk_errcode_t mali_memory_cow_modify_range(mali_mem_backend *backend,
+		u32 range_start,
+		u32 range_size);
+
+_mali_osk_errcode_t mali_memory_cow_os_memory(mali_mem_backend *target_bk,
+		u32 target_offset,
+		u32 target_size,
+		mali_mem_backend *backend,
+		u32 range_start,
+		u32 range_size);
+
+void _mali_mem_cow_copy_page(mali_page_node *src_node, mali_page_node *dst_node);
+
+int mali_mem_cow_mali_map(mali_mem_backend *mem_bkend, u32 range_start, u32 range_size);
+u32 mali_mem_cow_release(mali_mem_backend *mem_bkend, mali_bool is_mali_mapped);
+_mali_osk_errcode_t mali_mem_cow_allocate_on_demand(mali_mem_backend *mem_bkend, u32 offset_page);
+#endif
+