46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
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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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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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_fragment;
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struct vsp1_dl_list;
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struct vsp1_dl_manager;
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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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bool vsp1_dlm_irq_frame_end(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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void vsp1_dl_list_write(struct vsp1_dl_list *dl, u32 reg, u32 data);
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void vsp1_dl_list_commit(struct vsp1_dl_list *dl);
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struct vsp1_dl_body *vsp1_dl_fragment_alloc(struct vsp1_device *vsp1,
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unsigned int num_entries);
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void vsp1_dl_fragment_free(struct vsp1_dl_body *dlb);
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void vsp1_dl_fragment_write(struct vsp1_dl_body *dlb, u32 reg, u32 data);
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int vsp1_dl_list_add_fragment(struct vsp1_dl_list *dl,
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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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