1/* 2 * vsp1_dl.h -- R-Car VSP1 Display List 3 * 4 * Copyright (C) 2015 Renesas Corporation 5 * 6 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 */ 13#ifndef __VSP1_DL_H__ 14#define __VSP1_DL_H__ 15 16#include <linux/types.h> 17 18struct vsp1_device; 19struct vsp1_dl_fragment; 20struct vsp1_dl_list; 21struct vsp1_dl_manager; 22 23void vsp1_dlm_setup(struct vsp1_device *vsp1); 24 25struct vsp1_dl_manager *vsp1_dlm_create(struct vsp1_device *vsp1, 26 unsigned int index, 27 unsigned int prealloc); 28void vsp1_dlm_destroy(struct vsp1_dl_manager *dlm); 29void vsp1_dlm_reset(struct vsp1_dl_manager *dlm); 30bool vsp1_dlm_irq_frame_end(struct vsp1_dl_manager *dlm); 31 32struct vsp1_dl_list *vsp1_dl_list_get(struct vsp1_dl_manager *dlm); 33void vsp1_dl_list_put(struct vsp1_dl_list *dl); 34void vsp1_dl_list_write(struct vsp1_dl_list *dl, u32 reg, u32 data); 35void vsp1_dl_list_commit(struct vsp1_dl_list *dl); 36 37struct vsp1_dl_body *vsp1_dl_fragment_alloc(struct vsp1_device *vsp1, 38 unsigned int num_entries); 39void vsp1_dl_fragment_free(struct vsp1_dl_body *dlb); 40void vsp1_dl_fragment_write(struct vsp1_dl_body *dlb, u32 reg, u32 data); 41int vsp1_dl_list_add_fragment(struct vsp1_dl_list *dl, 42 struct vsp1_dl_body *dlb); 43int vsp1_dl_list_add_chain(struct vsp1_dl_list *head, struct vsp1_dl_list *dl); 44 45#endif /* __VSP1_DL_H__ */ 46