| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D |
| * |
| * Copyright (C) 2016 Renesas Electronics Corporation |
| * |
| * Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se) |
| */ |
| #ifndef __VSP1_HGT_H__ |
| #define __VSP1_HGT_H__ |
| |
| #include <media/media-entity.h> |
| #include <media/v4l2-ctrls.h> |
| #include <media/v4l2-subdev.h> |
| |
| #include "vsp1_histo.h" |
| |
| struct vsp1_device; |
| |
| #define HGT_NUM_HUE_AREAS 6 |
| |
| struct vsp1_hgt { |
| struct vsp1_histogram histo; |
| |
| struct v4l2_ctrl_handler ctrls; |
| |
| u8 hue_areas[HGT_NUM_HUE_AREAS * 2]; |
| }; |
| |
| static inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev) |
| { |
| return container_of(subdev, struct vsp1_hgt, histo.entity.subdev); |
| } |
| |
| struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1); |
| void vsp1_hgt_frame_end(struct vsp1_entity *hgt); |
| |
| #endif /* __VSP1_HGT_H__ */ |
