1 files changed, 0 insertions, 381 deletions
diff --git a/drivers/media/platform/vimc/vimc-core.c b/drivers/media/platform/vimc/vimc-core.c
deleted file mode 100644
index 339126e565dc..000000000000
--- a/drivers/media/platform/vimc/vimc-core.c
+++ /dev/null
@@ -1,381 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * vimc-core.c Virtual Media Controller Driver
- *
- * Copyright (C) 2015-2017 Helen Koike <helen.fornazier@gmail.com>
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <media/media-device.h>
-#include <media/v4l2-device.h>
-
-#include "vimc-common.h"
-
-#define VIMC_MDEV_MODEL_NAME "VIMC MDEV"
-
-#define VIMC_ENT_LINK(src, srcpad, sink, sinkpad, link_flags) {	\
-	.src_ent = src,						\
-	.src_pad = srcpad,					\
-	.sink_ent = sink,					\
-	.sink_pad = sinkpad,					\
-	.flags = link_flags,					\
-}
-
-/* Structure which describes links between entities */
-struct vimc_ent_link {
-	unsigned int src_ent;
-	u16 src_pad;
-	unsigned int sink_ent;
-	u16 sink_pad;
-	u32 flags;
-};
-
-/* Structure which describes the whole topology */
-struct vimc_pipeline_config {
-	const struct vimc_ent_config *ents;
-	size_t num_ents;
-	const struct vimc_ent_link *links;
-	size_t num_links;
-};
-
-/* --------------------------------------------------------------------------
- * Topology Configuration
- */
-
-static struct vimc_ent_config ent_config[] = {
-	{
-		.name = "Sensor A",
-		.add = vimc_sen_add,
-		.release = vimc_sen_release,
-	},
-	{
-		.name = "Sensor B",
-		.add = vimc_sen_add,
-		.release = vimc_sen_release,
-	},
-	{
-		.name = "Debayer A",
-		.add = vimc_deb_add,
-		.release = vimc_deb_release,
-	},
-	{
-		.name = "Debayer B",
-		.add = vimc_deb_add,
-		.release = vimc_deb_release,
-	},
-	{
-		.name = "Raw Capture 0",
-		.add = vimc_cap_add,
-		.unregister = vimc_cap_unregister,
-		.release = vimc_cap_release,
-	},
-	{
-		.name = "Raw Capture 1",
-		.add = vimc_cap_add,
-		.unregister = vimc_cap_unregister,
-		.release = vimc_cap_release,
-	},
-	{
-		/* TODO: change this to vimc-input when it is implemented */
-		.name = "RGB/YUV Input",
-		.add = vimc_sen_add,
-		.release = vimc_sen_release,
-	},
-	{
-		.name = "Scaler",
-		.add = vimc_sca_add,
-		.release = vimc_sca_release,
-	},
-	{
-		.name = "RGB/YUV Capture",
-		.add = vimc_cap_add,
-		.unregister = vimc_cap_unregister,
-		.release = vimc_cap_release,
-	},
-};
-
-static const struct vimc_ent_link ent_links[] = {
-	/* Link: Sensor A (Pad 0)->(Pad 0) Debayer A */
-	VIMC_ENT_LINK(0, 0, 2, 0, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE),
-	/* Link: Sensor A (Pad 0)->(Pad 0) Raw Capture 0 */
-	VIMC_ENT_LINK(0, 0, 4, 0, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE),
-	/* Link: Sensor B (Pad 0)->(Pad 0) Debayer B */
-	VIMC_ENT_LINK(1, 0, 3, 0, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE),
-	/* Link: Sensor B (Pad 0)->(Pad 0) Raw Capture 1 */
-	VIMC_ENT_LINK(1, 0, 5, 0, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE),
-	/* Link: Debayer A (Pad 1)->(Pad 0) Scaler */
-	VIMC_ENT_LINK(2, 1, 7, 0, MEDIA_LNK_FL_ENABLED),
-	/* Link: Debayer B (Pad 1)->(Pad 0) Scaler */
-	VIMC_ENT_LINK(3, 1, 7, 0, 0),
-	/* Link: RGB/YUV Input (Pad 0)->(Pad 0) Scaler */
-	VIMC_ENT_LINK(6, 0, 7, 0, 0),
-	/* Link: Scaler (Pad 1)->(Pad 0) RGB/YUV Capture */
-	VIMC_ENT_LINK(7, 1, 8, 0, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE),
-};
-
-static struct vimc_pipeline_config pipe_cfg = {
-	.ents		= ent_config,
-	.num_ents	= ARRAY_SIZE(ent_config),
-	.links		= ent_links,
-	.num_links	= ARRAY_SIZE(ent_links)
-};
-
-/* -------------------------------------------------------------------------- */
-
-static void vimc_rm_links(struct vimc_device *vimc)
-{
-	unsigned int i;
-
-	for (i = 0; i < vimc->pipe_cfg->num_ents; i++)
-		media_entity_remove_links(vimc->ent_devs[i]->ent);
-}
-
-static int vimc_create_links(struct vimc_device *vimc)
-{
-	unsigned int i;
-	int ret;
-
-	/* Initialize the links between entities */
-	for (i = 0; i < vimc->pipe_cfg->num_links; i++) {
-		const struct vimc_ent_link *link = &vimc->pipe_cfg->links[i];
-
-		struct vimc_ent_device *ved_src =
-			vimc->ent_devs[link->src_ent];
-		struct vimc_ent_device *ved_sink =
-			vimc->ent_devs[link->sink_ent];
-
-		ret = media_create_pad_link(ved_src->ent, link->src_pad,
-					    ved_sink->ent, link->sink_pad,
-					    link->flags);
-		if (ret)
-			goto err_rm_links;
-	}
-
-	return 0;
-
-err_rm_links:
-	vimc_rm_links(vimc);
-	return ret;
-}
-
-static int vimc_add_subdevs(struct vimc_device *vimc)
-{
-	unsigned int i;
-
-	for (i = 0; i < vimc->pipe_cfg->num_ents; i++) {
-		dev_dbg(vimc->mdev.dev, "new entity for %s\n",
-			vimc->pipe_cfg->ents[i].name);
-		vimc->ent_devs[i] = vimc->pipe_cfg->ents[i].add(vimc,
-					vimc->pipe_cfg->ents[i].name);
-		if (!vimc->ent_devs[i]) {
-			dev_err(vimc->mdev.dev, "add new entity for %s\n",
-				vimc->pipe_cfg->ents[i].name);
-			return -EINVAL;
-		}
-	}
-	return 0;
-}
-
-static void vimc_release_subdevs(struct vimc_device *vimc)
-{
-	unsigned int i;
-
-	for (i = 0; i < vimc->pipe_cfg->num_ents; i++)
-		if (vimc->ent_devs[i])
-			vimc->pipe_cfg->ents[i].release(vimc->ent_devs[i]);
-}
-
-static void vimc_unregister_subdevs(struct vimc_device *vimc)
-{
-	unsigned int i;
-
-	for (i = 0; i < vimc->pipe_cfg->num_ents; i++)
-		if (vimc->ent_devs[i] && vimc->pipe_cfg->ents[i].unregister)
-			vimc->pipe_cfg->ents[i].unregister(vimc->ent_devs[i]);
-}
-
-static void vimc_v4l2_dev_release(struct v4l2_device *v4l2_dev)
-{
-	struct vimc_device *vimc =
-		container_of(v4l2_dev, struct vimc_device, v4l2_dev);
-
-	vimc_release_subdevs(vimc);
-	media_device_cleanup(&vimc->mdev);
-	kfree(vimc->ent_devs);
-	kfree(vimc);
-}
-
-static int vimc_register_devices(struct vimc_device *vimc)
-{
-	int ret;
-
-	/* Register the v4l2 struct */
-	ret = v4l2_device_register(vimc->mdev.dev, &vimc->v4l2_dev);
-	if (ret) {
-		dev_err(vimc->mdev.dev,
-			"v4l2 device register failed (err=%d)\n", ret);
-		return ret;
-	}
-	/* allocate ent_devs */
-	vimc->ent_devs = kcalloc(vimc->pipe_cfg->num_ents,
-				 sizeof(*vimc->ent_devs), GFP_KERNEL);
-	if (!vimc->ent_devs) {
-		ret = -ENOMEM;
-		goto err_v4l2_unregister;
-	}
-
-	/* Invoke entity config hooks to initialize and register subdevs */
-	ret = vimc_add_subdevs(vimc);
-	if (ret)
-		/* remove sundevs that got added */
-		goto err_rm_subdevs;
-
-	/* Initialize links */
-	ret = vimc_create_links(vimc);
-	if (ret)
-		goto err_rm_subdevs;
-
-	/* Register the media device */
-	ret = media_device_register(&vimc->mdev);
-	if (ret) {
-		dev_err(vimc->mdev.dev,
-			"media device register failed (err=%d)\n", ret);
-		goto err_rm_subdevs;
-	}
-
-	/* Expose all subdev's nodes*/
-	ret = v4l2_device_register_subdev_nodes(&vimc->v4l2_dev);
-	if (ret) {
-		dev_err(vimc->mdev.dev,
-			"vimc subdev nodes registration failed (err=%d)\n",
-			ret);
-		goto err_mdev_unregister;
-	}
-
-	return 0;
-
-err_mdev_unregister:
-	media_device_unregister(&vimc->mdev);
-err_rm_subdevs:
-	vimc_unregister_subdevs(vimc);
-	vimc_release_subdevs(vimc);
-	kfree(vimc->ent_devs);
-err_v4l2_unregister:
-	v4l2_device_unregister(&vimc->v4l2_dev);
-
-	return ret;
-}
-
-static void vimc_unregister(struct vimc_device *vimc)
-{
-	vimc_unregister_subdevs(vimc);
-	media_device_unregister(&vimc->mdev);
-	v4l2_device_unregister(&vimc->v4l2_dev);
-}
-
-static int vimc_probe(struct platform_device *pdev)
-{
-	struct vimc_device *vimc;
-	int ret;
-
-	dev_dbg(&pdev->dev, "probe");
-
-	vimc = kzalloc(sizeof(*vimc), GFP_KERNEL);
-	if (!vimc)
-		return -ENOMEM;
-
-	vimc->pipe_cfg = &pipe_cfg;
-
-	/* Link the media device within the v4l2_device */
-	vimc->v4l2_dev.mdev = &vimc->mdev;
-
-	/* Initialize media device */
-	strscpy(vimc->mdev.model, VIMC_MDEV_MODEL_NAME,
-		sizeof(vimc->mdev.model));
-	snprintf(vimc->mdev.bus_info, sizeof(vimc->mdev.bus_info),
-		 "platform:%s", VIMC_PDEV_NAME);
-	vimc->mdev.dev = &pdev->dev;
-	media_device_init(&vimc->mdev);
-
-	ret = vimc_register_devices(vimc);
-	if (ret) {
-		media_device_cleanup(&vimc->mdev);
-		kfree(vimc);
-		return ret;
-	}
-	/*
-	 * the release cb is set only after successful registration.
-	 * if the registration fails, we release directly from probe
-	 */
-
-	vimc->v4l2_dev.release = vimc_v4l2_dev_release;
-	platform_set_drvdata(pdev, vimc);
-	return 0;
-}
-
-static int vimc_remove(struct platform_device *pdev)
-{
-	struct vimc_device *vimc = platform_get_drvdata(pdev);
-
-	dev_dbg(&pdev->dev, "remove");
-
-	vimc_unregister(vimc);
-	v4l2_device_put(&vimc->v4l2_dev);
-
-	return 0;
-}
-
-static void vimc_dev_release(struct device *dev)
-{
-}
-
-static struct platform_device vimc_pdev = {
-	.name = VIMC_PDEV_NAME,
-	.dev.release = vimc_dev_release,
-};
-
-static struct platform_driver vimc_pdrv = {
-	.probe		= vimc_probe,
-	.remove		= vimc_remove,
-	.driver		= {
-		.name	= VIMC_PDEV_NAME,
-	},
-};
-
-static int __init vimc_init(void)
-{
-	int ret;
-
-	ret = platform_device_register(&vimc_pdev);
-	if (ret) {
-		dev_err(&vimc_pdev.dev,
-			"platform device registration failed (err=%d)\n", ret);
-		return ret;
-	}
-
-	ret = platform_driver_register(&vimc_pdrv);
-	if (ret) {
-		dev_err(&vimc_pdev.dev,
-			"platform driver registration failed (err=%d)\n", ret);
-		platform_driver_unregister(&vimc_pdrv);
-		return ret;
-	}
-
-	return 0;
-}
-
-static void __exit vimc_exit(void)
-{
-	platform_driver_unregister(&vimc_pdrv);
-
-	platform_device_unregister(&vimc_pdev);
-}
-
-module_init(vimc_init);
-module_exit(vimc_exit);
-
-MODULE_DESCRIPTION("Virtual Media Controller Driver (VIMC)");
-MODULE_AUTHOR("Helen Fornazier <helen.fornazier@gmail.com>");
-MODULE_LICENSE("GPL");