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author | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2017-08-24 01:26:09 +0200 |
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committer | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2017-08-24 01:26:09 +0200 |
commit | f019373984c0242da4211fae2e3aefa2ee564514 (patch) | |
tree | 3ea2838b7e8df78802700bb6ddb58214afdb5bcc /libion/kernel-headers/linux/rockchip_ion.h | |
parent | 6e8ac8fa2d76a96a31c056a0dbea46dcc24253dc (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.h | 61 |
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 |