diff options
Diffstat (limited to 'drivers/staging/media/imx/imx-ic-common.c')
-rw-r--r-- | drivers/staging/media/imx/imx-ic-common.c | 68 |
1 files changed, 23 insertions, 45 deletions
diff --git a/drivers/staging/media/imx/imx-ic-common.c b/drivers/staging/media/imx/imx-ic-common.c index 18cd4cb92431..6df1ffb53895 100644 --- a/drivers/staging/media/imx/imx-ic-common.c +++ b/drivers/staging/media/imx/imx-ic-common.c @@ -4,8 +4,6 @@ * * Copyright (c) 2014-2016 Mentor Graphics Inc. */ -#include <linux/module.h> -#include <linux/platform_device.h> #include <media/v4l2-device.h> #include <media/v4l2-subdev.h> #include "imx-media.h" @@ -20,23 +18,23 @@ static struct imx_ic_ops *ic_ops[IC_NUM_OPS] = { [IC_TASK_VIEWFINDER] = &imx_ic_prpencvf_ops, }; -static int imx_ic_probe(struct platform_device *pdev) +struct v4l2_subdev *imx_media_ic_register(struct v4l2_device *v4l2_dev, + struct device *ipu_dev, + struct ipu_soc *ipu, + u32 grp_id) { - struct imx_media_ipu_internal_sd_pdata *pdata; struct imx_ic_priv *priv; int ret; - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + priv = devm_kzalloc(ipu_dev, sizeof(*priv), GFP_KERNEL); if (!priv) - return -ENOMEM; + return ERR_PTR(-ENOMEM); - platform_set_drvdata(pdev, &priv->sd); - priv->dev = &pdev->dev; + priv->ipu_dev = ipu_dev; + priv->ipu = ipu; - /* get our ipu_id, grp_id and IC task id */ - pdata = priv->dev->platform_data; - priv->ipu_id = pdata->ipu_id; - switch (pdata->grp_id) { + /* get our IC task id */ + switch (grp_id) { case IMX_MEDIA_GRP_ID_IPU_IC_PRP: priv->task_id = IC_TASK_PRP; break; @@ -47,7 +45,7 @@ static int imx_ic_probe(struct platform_device *pdev) priv->task_id = IC_TASK_VIEWFINDER; break; default: - return -EINVAL; + return ERR_PTR(-EINVAL); } v4l2_subdev_init(&priv->sd, ic_ops[priv->task_id]->subdev_ops); @@ -55,55 +53,35 @@ static int imx_ic_probe(struct platform_device *pdev) priv->sd.internal_ops = ic_ops[priv->task_id]->internal_ops; priv->sd.entity.ops = ic_ops[priv->task_id]->entity_ops; priv->sd.entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER; - priv->sd.dev = &pdev->dev; - priv->sd.owner = THIS_MODULE; + priv->sd.owner = ipu_dev->driver->owner; priv->sd.flags = V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; - priv->sd.grp_id = pdata->grp_id; - strscpy(priv->sd.name, pdata->sd_name, sizeof(priv->sd.name)); + priv->sd.grp_id = grp_id; + imx_media_grp_id_to_sd_name(priv->sd.name, sizeof(priv->sd.name), + priv->sd.grp_id, ipu_get_num(ipu)); ret = ic_ops[priv->task_id]->init(priv); if (ret) - return ret; + return ERR_PTR(ret); - ret = v4l2_async_register_subdev(&priv->sd); - if (ret) + ret = v4l2_device_register_subdev(v4l2_dev, &priv->sd); + if (ret) { ic_ops[priv->task_id]->remove(priv); + return ERR_PTR(ret); + } - return ret; + return &priv->sd; } -static int imx_ic_remove(struct platform_device *pdev) +int imx_media_ic_unregister(struct v4l2_subdev *sd) { - struct v4l2_subdev *sd = platform_get_drvdata(pdev); struct imx_ic_priv *priv = container_of(sd, struct imx_ic_priv, sd); v4l2_info(sd, "Removing\n"); ic_ops[priv->task_id]->remove(priv); - v4l2_async_unregister_subdev(sd); + v4l2_device_unregister_subdev(sd); media_entity_cleanup(&sd->entity); return 0; } - -static const struct platform_device_id imx_ic_ids[] = { - { .name = "imx-ipuv3-ic" }, - { }, -}; -MODULE_DEVICE_TABLE(platform, imx_ic_ids); - -static struct platform_driver imx_ic_driver = { - .probe = imx_ic_probe, - .remove = imx_ic_remove, - .id_table = imx_ic_ids, - .driver = { - .name = "imx-ipuv3-ic", - }, -}; -module_platform_driver(imx_ic_driver); - -MODULE_DESCRIPTION("i.MX IC subdev driver"); -MODULE_AUTHOR("Steve Longerbeam <steve_longerbeam@mentor.com>"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:imx-ipuv3-ic"); |