40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2015 MediaTek Inc.
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*/
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#include <linux/ioctl.h>
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#define CAM_MEM_MAGIC 'I'
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/*******************************************************************************
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*
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******************************************************************************/
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struct CAM_MEM_DEV_ION_NODE_STRUCT {
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int memID;
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unsigned long long dma_pa;
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char username[64];
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bool need_sec_handle;
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unsigned int sec_handle;
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};
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enum CAM_MEM_CMD_ENUM {
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CAM_MEM_CMD_ION_MAP_PA, /* AOSP ION: map physical address(iova) from fd */
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CAM_MEM_CMD_ION_UNMAP_PA, /* AOSP ION: unmap physical address(ivoa) from fd */
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CAM_MEM_CMD_ION_GET_PA,
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CAM_MEM_CMD_POWER_CTRL /* AOSP ION: common larb ctrl */
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};
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#define CAM_MEM_ION_MAP_PA \
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_IOWR(CAM_MEM_MAGIC, CAM_MEM_CMD_ION_MAP_PA, struct CAM_MEM_DEV_ION_NODE_STRUCT)
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#define CAM_MEM_ION_UNMAP_PA \
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_IOW(CAM_MEM_MAGIC, CAM_MEM_CMD_ION_UNMAP_PA, struct CAM_MEM_DEV_ION_NODE_STRUCT)
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#define CAM_MEM_ION_GET_PA \
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_IOWR(CAM_MEM_MAGIC, CAM_MEM_CMD_ION_GET_PA, struct CAM_MEM_DEV_ION_NODE_STRUCT)
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#define CAM_MEM_POWER_CTRL \
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_IOW(CAM_MEM_MAGIC, CAM_MEM_CMD_POWER_CTRL, int)
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