OpenCloudOS-Kernel/drivers/media/platform/vsp1/vsp1_dl.h

50 lines
1.7 KiB
C

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