57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef _MTK_DRM_SESSION_H_
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#define _MTK_DRM_SESSION_H_
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#include <drm/drmP.h>
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#include <drm/mediatek_drm.h>
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#define MAX_SESSION_COUNT 3
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#define MTK_SESSION_MODE(id) (((id) >> 24) & 0xff)
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#define MTK_SESSION_TYPE(id) (((id) >> 16) & 0xff)
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#define MTK_SESSION_DEV(id) ((id)&0xff)
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#define MAKE_MTK_SESSION(type, dev) (unsigned int)((type) << 16 | (dev))
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enum MTK_SESSION_TYPE {
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MTK_SESSION_PRIMARY = 1,
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MTK_SESSION_EXTERNAL = 2,
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MTK_SESSION_MEMORY = 3
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};
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struct mtk_session_mode_tb {
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unsigned int en;
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unsigned int ddp_mode[MAX_SESSION_COUNT];
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};
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/**
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* struct mtk_drm_session - MediaTek specific session structure.
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* @session_id:
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*/
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struct mtk_drm_session {
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unsigned int session_id;
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struct mtk_session_mode_tb mode_tb[MTK_DRM_SESSION_NUM];
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};
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int mtk_drm_session_create(struct drm_device *dev,
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struct drm_mtk_session *config);
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int mtk_drm_session_destroy(struct drm_device *dev,
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struct drm_mtk_session *config);
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/* create session */
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int mtk_drm_session_create_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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/* destroy session */
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int mtk_drm_session_destroy_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int mtk_session_get_mode(struct drm_device *dev, struct drm_crtc *crtc);
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int mtk_session_set_mode(struct drm_device *dev, unsigned int session_mode);
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int mtk_get_session_id(struct drm_crtc *crtc);
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int m4u_sec_init(void);
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int m4u_gz_sec_init(int mtk_iommu_sec_id);
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#endif
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