linux/drivers/media/platform/renesas/vsp1/vsp1_clu.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * vsp1_clu.c  --  R-Car VSP1 Cubic Look-Up Table
 *
 * Copyright (C) 2015-2016 Renesas Electronics Corporation
 *
 * Contact: Laurent Pinchart ([email protected])
 */

#include <linux/device.h>
#include <linux/slab.h>

#include <media/v4l2-subdev.h>

#include "vsp1.h"
#include "vsp1_clu.h"
#include "vsp1_dl.h"

#define CLU_MIN_SIZE …
#define CLU_MAX_SIZE …

#define CLU_SIZE …

/* -----------------------------------------------------------------------------
 * Device Access
 */

static inline void vsp1_clu_write(struct vsp1_clu *clu,
				  struct vsp1_dl_body *dlb, u32 reg, u32 data)
{ … }

/* -----------------------------------------------------------------------------
 * Controls
 */

#define V4L2_CID_VSP1_CLU_TABLE …
#define V4L2_CID_VSP1_CLU_MODE …
#define V4L2_CID_VSP1_CLU_MODE_2D …
#define V4L2_CID_VSP1_CLU_MODE_3D …

static int clu_set_table(struct vsp1_clu *clu, struct v4l2_ctrl *ctrl)
{ … }

static int clu_s_ctrl(struct v4l2_ctrl *ctrl)
{ … }

static const struct v4l2_ctrl_ops clu_ctrl_ops = …;

static const struct v4l2_ctrl_config clu_table_control = …;

static const char * const clu_mode_menu[] = …;

static const struct v4l2_ctrl_config clu_mode_control = …;

/* -----------------------------------------------------------------------------
 * V4L2 Subdevice Pad Operations
 */

static const unsigned int clu_codes[] = …;

static int clu_enum_mbus_code(struct v4l2_subdev *subdev,
			      struct v4l2_subdev_state *sd_state,
			      struct v4l2_subdev_mbus_code_enum *code)
{ … }

static int clu_enum_frame_size(struct v4l2_subdev *subdev,
			       struct v4l2_subdev_state *sd_state,
			       struct v4l2_subdev_frame_size_enum *fse)
{ … }

static int clu_set_format(struct v4l2_subdev *subdev,
			  struct v4l2_subdev_state *sd_state,
			  struct v4l2_subdev_format *fmt)
{ … }

/* -----------------------------------------------------------------------------
 * V4L2 Subdevice Operations
 */

static const struct v4l2_subdev_pad_ops clu_pad_ops = …;

static const struct v4l2_subdev_ops clu_ops = …;

/* -----------------------------------------------------------------------------
 * VSP1 Entity Operations
 */

static void clu_configure_stream(struct vsp1_entity *entity,
				 struct v4l2_subdev_state *state,
				 struct vsp1_pipeline *pipe,
				 struct vsp1_dl_list *dl,
				 struct vsp1_dl_body *dlb)
{ … }

static void clu_configure_frame(struct vsp1_entity *entity,
				struct vsp1_pipeline *pipe,
				struct vsp1_dl_list *dl,
				struct vsp1_dl_body *dlb)
{ … }

static void clu_destroy(struct vsp1_entity *entity)
{ … }

static const struct vsp1_entity_operations clu_entity_ops = …;

/* -----------------------------------------------------------------------------
 * Initialization and Cleanup
 */

struct vsp1_clu *vsp1_clu_create(struct vsp1_device *vsp1)
{ … }