50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* vsp1_dl.h -- R-Car VSP1 Display List
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*
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* Copyright (C) 2015 Renesas Corporation
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*
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* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
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*/
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#ifndef __VSP1_DL_H__
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#define __VSP1_DL_H__
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#include <linux/types.h>
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struct vsp1_device;
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struct vsp1_dl_body;
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struct vsp1_dl_body_pool;
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struct vsp1_dl_list;
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struct vsp1_dl_manager;
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#define VSP1_DL_FRAME_END_COMPLETED BIT(0)
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#define VSP1_DL_FRAME_END_INTERNAL BIT(1)
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void vsp1_dlm_setup(struct vsp1_device *vsp1);
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struct vsp1_dl_manager *vsp1_dlm_create(struct vsp1_device *vsp1,
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unsigned int index,
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unsigned int prealloc);
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void vsp1_dlm_destroy(struct vsp1_dl_manager *dlm);
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void vsp1_dlm_reset(struct vsp1_dl_manager *dlm);
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unsigned int vsp1_dlm_irq_frame_end(struct vsp1_dl_manager *dlm);
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struct vsp1_dl_body *vsp1_dlm_dl_body_get(struct vsp1_dl_manager *dlm);
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struct vsp1_dl_list *vsp1_dl_list_get(struct vsp1_dl_manager *dlm);
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void vsp1_dl_list_put(struct vsp1_dl_list *dl);
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struct vsp1_dl_body *vsp1_dl_list_get_body0(struct vsp1_dl_list *dl);
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void vsp1_dl_list_commit(struct vsp1_dl_list *dl, bool internal);
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struct vsp1_dl_body_pool *
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vsp1_dl_body_pool_create(struct vsp1_device *vsp1, unsigned int num_bodies,
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unsigned int num_entries, size_t extra_size);
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void vsp1_dl_body_pool_destroy(struct vsp1_dl_body_pool *pool);
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struct vsp1_dl_body *vsp1_dl_body_get(struct vsp1_dl_body_pool *pool);
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void vsp1_dl_body_put(struct vsp1_dl_body *dlb);
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void vsp1_dl_body_write(struct vsp1_dl_body *dlb, u32 reg, u32 data);
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int vsp1_dl_list_add_body(struct vsp1_dl_list *dl, struct vsp1_dl_body *dlb);
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int vsp1_dl_list_add_chain(struct vsp1_dl_list *head, struct vsp1_dl_list *dl);
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#endif /* __VSP1_DL_H__ */
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