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authorPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>2017-08-24 01:26:09 +0200
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>2017-08-24 01:26:09 +0200
commitf019373984c0242da4211fae2e3aefa2ee564514 (patch)
tree3ea2838b7e8df78802700bb6ddb58214afdb5bcc /libion/kernel-headers/linux/rockchip_ion.h
parent6e8ac8fa2d76a96a31c056a0dbea46dcc24253dc (diff)
Merge of changes from the Rockchip Android 7.1 SDKpuma
Change-Id: Ic5e226a71988d5a8d6ff6acfae9268a2d45ff752
Diffstat (limited to 'libion/kernel-headers/linux/rockchip_ion.h')
-rw-r--r--libion/kernel-headers/linux/rockchip_ion.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/libion/kernel-headers/linux/rockchip_ion.h b/libion/kernel-headers/linux/rockchip_ion.h
new file mode 100644
index 000000000..92d8c536f
--- /dev/null
+++ b/libion/kernel-headers/linux/rockchip_ion.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2014 Meiyou.chen <cmy@rock-chips.com>
+ * Copyright (C) 2014 ROCKCHIP, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _LINUX_ROCKCHIP_ION_H
+#define _LINUX_ROCKCHIP_ION_H
+
+#ifdef __KERNEL__
+#include "../../drivers/staging/android/ion/ion.h"
+#else
+#include <linux/ion.h>
+#endif
+
+#define ROCKCHIP_ION_VERSION "v1.1"
+
+/*
+ * ion_heap_ids order by ion_heap_type
+ */
+enum ion_heap_ids {
+ ION_VMALLOC_HEAP_ID = 0,
+ ION_CARVEOUT_HEAP_ID = 2,
+ ION_CMA_HEAP_ID = 4,
+ ION_SECURE_HEAP_ID = 5,
+};
+
+#define ION_HEAP(bit) (1 << (bit))
+
+struct ion_phys_data {
+ ion_user_handle_t handle;
+ unsigned long phys;
+ unsigned long size;
+};
+
+#define ION_IOC_ROCKCHIP_MAGIC 'R'
+
+/**
+ * Get phys addr of the handle specified.
+ */
+#define ION_IOC_GET_PHYS _IOWR(ION_IOC_ROCKCHIP_MAGIC, 0, \
+ struct ion_phys_data)
+
+/* Alloc secure region. */
+#define ION_IOC_ALLOC_SECURE _IOWR(ION_IOC_ROCKCHIP_MAGIC, 1, \
+ struct ion_phys_data)
+
+/* Free secure region alloced. */
+#define ION_IOC_FREE_SECURE _IOWR(ION_IOC_ROCKCHIP_MAGIC, 2, \
+ struct ion_phys_data)
+
+#endif