| .. | .. |
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| 1 | +// SPDX-License-Identifier: GPL-2.0+ |
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| 1 | 2 | /* |
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| 2 | 3 | * V4L2 Image Converter Subdev for Freescale i.MX5/6 SOC |
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| 3 | 4 | * |
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| 4 | 5 | * Copyright (c) 2014-2016 Mentor Graphics Inc. |
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| 5 | | - * |
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| 6 | | - * This program is free software; you can redistribute it and/or modify |
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| 7 | | - * it under the terms of the GNU General Public License as published by |
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| 8 | | - * the Free Software Foundation; either version 2 of the License, or |
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| 9 | | - * (at your option) any later version. |
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| 10 | 6 | */ |
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| 11 | | -#include <linux/module.h> |
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| 12 | | -#include <linux/platform_device.h> |
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| 13 | 7 | #include <media/v4l2-device.h> |
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| 14 | 8 | #include <media/v4l2-subdev.h> |
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| 15 | 9 | #include "imx-media.h" |
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| .. | .. |
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| 24 | 18 | [IC_TASK_VIEWFINDER] = &imx_ic_prpencvf_ops, |
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| 25 | 19 | }; |
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| 26 | 20 | |
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| 27 | | -static int imx_ic_probe(struct platform_device *pdev) |
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| 21 | +struct v4l2_subdev *imx_media_ic_register(struct v4l2_device *v4l2_dev, |
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| 22 | + struct device *ipu_dev, |
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| 23 | + struct ipu_soc *ipu, |
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| 24 | + u32 grp_id) |
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| 28 | 25 | { |
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| 29 | | - struct imx_media_internal_sd_platformdata *pdata; |
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| 30 | 26 | struct imx_ic_priv *priv; |
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| 31 | 27 | int ret; |
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| 32 | 28 | |
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| 33 | | - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); |
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| 29 | + priv = devm_kzalloc(ipu_dev, sizeof(*priv), GFP_KERNEL); |
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| 34 | 30 | if (!priv) |
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| 35 | | - return -ENOMEM; |
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| 31 | + return ERR_PTR(-ENOMEM); |
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| 36 | 32 | |
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| 37 | | - platform_set_drvdata(pdev, &priv->sd); |
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| 38 | | - priv->dev = &pdev->dev; |
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| 33 | + priv->ipu_dev = ipu_dev; |
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| 34 | + priv->ipu = ipu; |
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| 39 | 35 | |
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| 40 | | - /* get our ipu_id, grp_id and IC task id */ |
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| 41 | | - pdata = priv->dev->platform_data; |
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| 42 | | - priv->ipu_id = pdata->ipu_id; |
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| 43 | | - switch (pdata->grp_id) { |
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| 44 | | - case IMX_MEDIA_GRP_ID_IC_PRP: |
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| 36 | + /* get our IC task id */ |
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| 37 | + switch (grp_id) { |
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| 38 | + case IMX_MEDIA_GRP_ID_IPU_IC_PRP: |
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| 45 | 39 | priv->task_id = IC_TASK_PRP; |
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| 46 | 40 | break; |
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| 47 | | - case IMX_MEDIA_GRP_ID_IC_PRPENC: |
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| 41 | + case IMX_MEDIA_GRP_ID_IPU_IC_PRPENC: |
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| 48 | 42 | priv->task_id = IC_TASK_ENCODER; |
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| 49 | 43 | break; |
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| 50 | | - case IMX_MEDIA_GRP_ID_IC_PRPVF: |
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| 44 | + case IMX_MEDIA_GRP_ID_IPU_IC_PRPVF: |
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| 51 | 45 | priv->task_id = IC_TASK_VIEWFINDER; |
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| 52 | 46 | break; |
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| 53 | 47 | default: |
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| 54 | | - return -EINVAL; |
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| 48 | + return ERR_PTR(-EINVAL); |
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| 55 | 49 | } |
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| 56 | 50 | |
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| 57 | 51 | v4l2_subdev_init(&priv->sd, ic_ops[priv->task_id]->subdev_ops); |
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| .. | .. |
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| 59 | 53 | priv->sd.internal_ops = ic_ops[priv->task_id]->internal_ops; |
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| 60 | 54 | priv->sd.entity.ops = ic_ops[priv->task_id]->entity_ops; |
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| 61 | 55 | priv->sd.entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER; |
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| 62 | | - priv->sd.dev = &pdev->dev; |
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| 63 | | - priv->sd.owner = THIS_MODULE; |
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| 56 | + priv->sd.owner = ipu_dev->driver->owner; |
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| 64 | 57 | priv->sd.flags = V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; |
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| 65 | | - priv->sd.grp_id = pdata->grp_id; |
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| 66 | | - strncpy(priv->sd.name, pdata->sd_name, sizeof(priv->sd.name)); |
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| 58 | + priv->sd.grp_id = grp_id; |
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| 59 | + imx_media_grp_id_to_sd_name(priv->sd.name, sizeof(priv->sd.name), |
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| 60 | + priv->sd.grp_id, ipu_get_num(ipu)); |
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| 67 | 61 | |
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| 68 | 62 | ret = ic_ops[priv->task_id]->init(priv); |
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| 69 | 63 | if (ret) |
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| 70 | | - return ret; |
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| 64 | + return ERR_PTR(ret); |
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| 71 | 65 | |
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| 72 | | - ret = v4l2_async_register_subdev(&priv->sd); |
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| 73 | | - if (ret) |
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| 66 | + ret = v4l2_device_register_subdev(v4l2_dev, &priv->sd); |
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| 67 | + if (ret) { |
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| 74 | 68 | ic_ops[priv->task_id]->remove(priv); |
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| 69 | + return ERR_PTR(ret); |
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| 70 | + } |
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| 75 | 71 | |
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| 76 | | - return ret; |
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| 72 | + return &priv->sd; |
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| 77 | 73 | } |
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| 78 | 74 | |
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| 79 | | -static int imx_ic_remove(struct platform_device *pdev) |
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| 75 | +int imx_media_ic_unregister(struct v4l2_subdev *sd) |
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| 80 | 76 | { |
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| 81 | | - struct v4l2_subdev *sd = platform_get_drvdata(pdev); |
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| 82 | 77 | struct imx_ic_priv *priv = container_of(sd, struct imx_ic_priv, sd); |
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| 83 | 78 | |
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| 84 | 79 | v4l2_info(sd, "Removing\n"); |
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| 85 | 80 | |
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| 86 | 81 | ic_ops[priv->task_id]->remove(priv); |
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| 87 | 82 | |
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| 88 | | - v4l2_async_unregister_subdev(sd); |
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| 83 | + v4l2_device_unregister_subdev(sd); |
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| 89 | 84 | media_entity_cleanup(&sd->entity); |
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| 90 | 85 | |
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| 91 | 86 | return 0; |
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| 92 | 87 | } |
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| 93 | | - |
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| 94 | | -static const struct platform_device_id imx_ic_ids[] = { |
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| 95 | | - { .name = "imx-ipuv3-ic" }, |
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| 96 | | - { }, |
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| 97 | | -}; |
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| 98 | | -MODULE_DEVICE_TABLE(platform, imx_ic_ids); |
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| 99 | | - |
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| 100 | | -static struct platform_driver imx_ic_driver = { |
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| 101 | | - .probe = imx_ic_probe, |
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| 102 | | - .remove = imx_ic_remove, |
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| 103 | | - .id_table = imx_ic_ids, |
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| 104 | | - .driver = { |
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| 105 | | - .name = "imx-ipuv3-ic", |
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| 106 | | - }, |
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| 107 | | -}; |
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| 108 | | -module_platform_driver(imx_ic_driver); |
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| 109 | | - |
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| 110 | | -MODULE_DESCRIPTION("i.MX IC subdev driver"); |
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| 111 | | -MODULE_AUTHOR("Steve Longerbeam <steve_longerbeam@mentor.com>"); |
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| 112 | | -MODULE_LICENSE("GPL"); |
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| 113 | | -MODULE_ALIAS("platform:imx-ipuv3-ic"); |
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