mirror of
https://github.com/torvalds/linux.git
synced 2024-12-30 14:52:05 +00:00
6ad9ba9c14
Most of the entities can't perform format conversion and implement the same media bus enumeration function. Factorize the code into a single implementation. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
139 lines
4.1 KiB
C
139 lines
4.1 KiB
C
/*
|
|
* vsp1_entity.h -- R-Car VSP1 Base Entity
|
|
*
|
|
* Copyright (C) 2013-2014 Renesas Electronics Corporation
|
|
*
|
|
* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
#ifndef __VSP1_ENTITY_H__
|
|
#define __VSP1_ENTITY_H__
|
|
|
|
#include <linux/list.h>
|
|
#include <linux/spinlock.h>
|
|
|
|
#include <media/v4l2-subdev.h>
|
|
|
|
struct vsp1_device;
|
|
struct vsp1_dl_list;
|
|
struct vsp1_pipeline;
|
|
|
|
enum vsp1_entity_type {
|
|
VSP1_ENTITY_BRU,
|
|
VSP1_ENTITY_HSI,
|
|
VSP1_ENTITY_HST,
|
|
VSP1_ENTITY_LIF,
|
|
VSP1_ENTITY_LUT,
|
|
VSP1_ENTITY_RPF,
|
|
VSP1_ENTITY_SRU,
|
|
VSP1_ENTITY_UDS,
|
|
VSP1_ENTITY_WPF,
|
|
};
|
|
|
|
#define VSP1_ENTITY_MAX_INPUTS 5 /* For the BRU */
|
|
|
|
/*
|
|
* struct vsp1_route - Entity routing configuration
|
|
* @type: Entity type this routing entry is associated with
|
|
* @index: Entity index this routing entry is associated with
|
|
* @reg: Output routing configuration register
|
|
* @inputs: Target node value for each input
|
|
*
|
|
* Each $vsp1_route entry describes routing configuration for the entity
|
|
* specified by the entry's @type and @index. @reg indicates the register that
|
|
* holds output routing configuration for the entity, and the @inputs array
|
|
* store the target node value for each input of the entity.
|
|
*/
|
|
struct vsp1_route {
|
|
enum vsp1_entity_type type;
|
|
unsigned int index;
|
|
unsigned int reg;
|
|
unsigned int inputs[VSP1_ENTITY_MAX_INPUTS];
|
|
};
|
|
|
|
/**
|
|
* struct vsp1_entity_operations - Entity operations
|
|
* @destroy: Destroy the entity.
|
|
* @set_memory: Setup memory buffer access. This operation applies the settings
|
|
* stored in the rwpf mem field to the display list. Valid for RPF
|
|
* and WPF only.
|
|
* @configure: Setup the hardware based on the entity state (pipeline, formats,
|
|
* selection rectangles, ...)
|
|
*/
|
|
struct vsp1_entity_operations {
|
|
void (*destroy)(struct vsp1_entity *);
|
|
void (*set_memory)(struct vsp1_entity *, struct vsp1_dl_list *dl);
|
|
void (*configure)(struct vsp1_entity *, struct vsp1_pipeline *,
|
|
struct vsp1_dl_list *);
|
|
};
|
|
|
|
struct vsp1_entity {
|
|
struct vsp1_device *vsp1;
|
|
|
|
const struct vsp1_entity_operations *ops;
|
|
|
|
enum vsp1_entity_type type;
|
|
unsigned int index;
|
|
const struct vsp1_route *route;
|
|
|
|
struct list_head list_dev;
|
|
struct list_head list_pipe;
|
|
|
|
struct media_pad *pads;
|
|
unsigned int source_pad;
|
|
|
|
struct media_entity *sink;
|
|
unsigned int sink_pad;
|
|
|
|
struct v4l2_subdev subdev;
|
|
struct v4l2_subdev_pad_config *config;
|
|
};
|
|
|
|
static inline struct vsp1_entity *to_vsp1_entity(struct v4l2_subdev *subdev)
|
|
{
|
|
return container_of(subdev, struct vsp1_entity, subdev);
|
|
}
|
|
|
|
int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
|
|
const char *name, unsigned int num_pads,
|
|
const struct v4l2_subdev_ops *ops);
|
|
void vsp1_entity_destroy(struct vsp1_entity *entity);
|
|
|
|
extern const struct v4l2_subdev_internal_ops vsp1_subdev_internal_ops;
|
|
|
|
int vsp1_entity_link_setup(struct media_entity *entity,
|
|
const struct media_pad *local,
|
|
const struct media_pad *remote, u32 flags);
|
|
|
|
struct v4l2_subdev_pad_config *
|
|
vsp1_entity_get_pad_config(struct vsp1_entity *entity,
|
|
struct v4l2_subdev_pad_config *cfg,
|
|
enum v4l2_subdev_format_whence which);
|
|
struct v4l2_mbus_framefmt *
|
|
vsp1_entity_get_pad_format(struct vsp1_entity *entity,
|
|
struct v4l2_subdev_pad_config *cfg,
|
|
unsigned int pad);
|
|
struct v4l2_rect *
|
|
vsp1_entity_get_pad_compose(struct vsp1_entity *entity,
|
|
struct v4l2_subdev_pad_config *cfg,
|
|
unsigned int pad);
|
|
int vsp1_entity_init_cfg(struct v4l2_subdev *subdev,
|
|
struct v4l2_subdev_pad_config *cfg);
|
|
|
|
void vsp1_entity_route_setup(struct vsp1_entity *source,
|
|
struct vsp1_dl_list *dl);
|
|
|
|
int vsp1_subdev_get_pad_format(struct v4l2_subdev *subdev,
|
|
struct v4l2_subdev_pad_config *cfg,
|
|
struct v4l2_subdev_format *fmt);
|
|
int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev,
|
|
struct v4l2_subdev_pad_config *cfg,
|
|
struct v4l2_subdev_mbus_code_enum *code,
|
|
const unsigned int *codes, unsigned int ncodes);
|
|
|
|
#endif /* __VSP1_ENTITY_H__ */
|