1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2016 Renesas Electronics Corporation 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se) 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun #ifndef __VSP1_HGT_H__ 10*4882a593Smuzhiyun #define __VSP1_HGT_H__ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include <media/media-entity.h> 13*4882a593Smuzhiyun #include <media/v4l2-ctrls.h> 14*4882a593Smuzhiyun #include <media/v4l2-subdev.h> 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #include "vsp1_histo.h" 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun struct vsp1_device; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #define HGT_NUM_HUE_AREAS 6 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct vsp1_hgt { 23*4882a593Smuzhiyun struct vsp1_histogram histo; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct v4l2_ctrl_handler ctrls; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun u8 hue_areas[HGT_NUM_HUE_AREAS * 2]; 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun to_hgt(struct v4l2_subdev * subdev)30*4882a593Smuzhiyunstatic inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev) 31*4882a593Smuzhiyun { 32*4882a593Smuzhiyun return container_of(subdev, struct vsp1_hgt, histo.entity.subdev); 33*4882a593Smuzhiyun } 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1); 36*4882a593Smuzhiyun void vsp1_hgt_frame_end(struct vsp1_entity *hgt); 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #endif /* __VSP1_HGT_H__ */ 39