linux/drivers/media/test-drivers/vimc/vimc-common.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * vimc-common.c Virtual Media Controller Driver
 *
 * Copyright (C) 2015-2017 Helen Koike <[email protected]>
 */

#include <linux/init.h>
#include <linux/module.h>

#include <media/v4l2-ctrls.h>

#include "vimc-common.h"

/*
 * NOTE: non-bayer formats need to come first (necessary for enum_mbus_code
 * in the scaler)
 */
static const struct vimc_pix_map vimc_pix_map_list[] = …;

bool vimc_is_source(struct media_entity *ent)
{ … }

const struct vimc_pix_map *vimc_pix_map_by_index(unsigned int i)
{ … }

u32 vimc_mbus_code_by_index(unsigned int index)
{ … }

const struct vimc_pix_map *vimc_pix_map_by_code(u32 code)
{ … }

const struct vimc_pix_map *vimc_pix_map_by_pixelformat(u32 pixelformat)
{ … }

static int vimc_get_pix_format(struct media_pad *pad,
			       struct v4l2_pix_format *fmt)
{ … }

int vimc_vdev_link_validate(struct media_link *link)
{ … }

static const struct media_entity_operations vimc_ent_sd_mops = …;

int vimc_ent_sd_register(struct vimc_ent_device *ved,
			 struct v4l2_subdev *sd,
			 struct v4l2_device *v4l2_dev,
			 const char *const name,
			 u32 function,
			 u16 num_pads,
			 struct media_pad *pads,
			 const struct v4l2_subdev_internal_ops *int_ops,
			 const struct v4l2_subdev_ops *sd_ops)
{ … }