From: Christopher N. Hesse <raymanfx@gmail.com>
Date: Mon, 6 Nov 2017 17:00:47 +0000 (+0100)
Subject: exynos_ion: Add staging ION defines from kernel
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7b5ae9c7e533094407dee0332acb677f5a3f3f2b;p=GitHub%2FLineageOS%2Fandroid_hardware_samsung_slsi_exynos.git

exynos_ion: Add staging ION defines from kernel

Change-Id: I5fe26e7bf42e001ab36df16f7ef1ba24b1832aba
---

diff --git a/include/exynos_ion.h b/include/exynos_ion.h
index 018d240..2dd8d5c 100644
--- a/include/exynos_ion.h
+++ b/include/exynos_ion.h
@@ -51,4 +51,24 @@ enum {
 #define EXYNOS_ION_HEAP_GPU_BUFFER          (1 << ION_EXYNOS_HEAP_ID_GPU_BUFFER)
 #define EXYNOS_ION_HEAP_CAMERA              (1 << ION_EXYNOS_HEAP_ID_CAMERA)
 
+/*
+ * Values taken from Linux kernel to keep /system/core clean.
+ * Normally, these would go into libion/kernel-headers/linux/ion.h.
+ */
+#ifndef ION_FLAG_NOZEROED
+#define ION_FLAG_NOZEROED 8		/* Allocated buffer is not initialized
+					   with zero value and userspace is not
+					   able to access the buffer
+					 */
+#endif
+#ifndef ION_FLAG_PROTECTED
+#define ION_FLAG_PROTECTED 16		/* this buffer would be used in secure
+					   world. if this is set, all cpu accesses
+					   are prohibited.
+					 */
+#endif
+#ifndef ION_FLAG_SYNC_FORCE
+#define ION_FLAG_SYNC_FORCE 32		/* cache sync forcely at allocation */
+#endif
+
 #endif /* _LIB_ION_H_ */