diff --git a/Documentation/media/kapi/cec-core.rst b/Documentation/media/kapi/cec-core.rst
index 8a88dd4ce3d4..81c6d8e93774 100644
--- a/Documentation/media/kapi/cec-core.rst
+++ b/Documentation/media/kapi/cec-core.rst
@@ -37,9 +37,8 @@ The struct cec_adapter represents the CEC adapter hardware. It is created by
 calling cec_allocate_adapter() and deleted by calling cec_delete_adapter():
 
 .. c:function::
-   struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
-	       void *priv, const char *name, u32 caps, u8 available_las,
-	       struct device *parent);
+   struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops, void *priv,
+   const char *name, u32 caps, u8 available_las);
 
 .. c:function::
    void cec_delete_adapter(struct cec_adapter *adap);
@@ -66,20 +65,19 @@ available_las:
 	the number of simultaneous logical addresses that this
 	adapter can handle. Must be 1 <= available_las <= CEC_MAX_LOG_ADDRS.
 
-parent:
-	the parent device.
-
 
 To register the /dev/cecX device node and the remote control device (if
 CEC_CAP_RC is set) you call:
 
 .. c:function::
-	int cec_register_adapter(struct cec_adapter \*adap);
+	int cec_register_adapter(struct cec_adapter *adap, struct device *parent);
+
+where parent is the parent device.
 
 To unregister the devices call:
 
 .. c:function::
-	void cec_unregister_adapter(struct cec_adapter \*adap);
+	void cec_unregister_adapter(struct cec_adapter *adap);
 
 Note: if cec_register_adapter() fails, then call cec_delete_adapter() to
 clean up. But if cec_register_adapter() succeeded, then only call
diff --git a/drivers/media/cec/cec-api.c b/drivers/media/cec/cec-api.c
index 597fbb62d829..8950b6c9d6a9 100644
--- a/drivers/media/cec/cec-api.c
+++ b/drivers/media/cec/cec-api.c
@@ -88,7 +88,7 @@ static long cec_adap_g_caps(struct cec_adapter *adap,
 {
 	struct cec_caps caps = {};
 
-	strlcpy(caps.driver, adap->devnode.parent->driver->name,
+	strlcpy(caps.driver, adap->devnode.dev.parent->driver->name,
 		sizeof(caps.driver));
 	strlcpy(caps.name, adap->name, sizeof(caps.name));
 	caps.available_log_addrs = adap->available_log_addrs;
diff --git a/drivers/media/cec/cec-core.c b/drivers/media/cec/cec-core.c
index b0137e247dc9..aca3ab83a8a1 100644
--- a/drivers/media/cec/cec-core.c
+++ b/drivers/media/cec/cec-core.c
@@ -132,7 +132,6 @@ static int __must_check cec_devnode_register(struct cec_devnode *devnode,
 	devnode->dev.bus = &cec_bus_type;
 	devnode->dev.devt = MKDEV(MAJOR(cec_dev_t), minor);
 	devnode->dev.release = cec_devnode_release;
-	devnode->dev.parent = devnode->parent;
 	dev_set_name(&devnode->dev, "cec%d", devnode->minor);
 	device_initialize(&devnode->dev);
 
@@ -198,13 +197,11 @@ static void cec_devnode_unregister(struct cec_devnode *devnode)
 
 struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
 					 void *priv, const char *name, u32 caps,
-					 u8 available_las, struct device *parent)
+					 u8 available_las)
 {
 	struct cec_adapter *adap;
 	int res;
 
-	if (WARN_ON(!parent))
-		return ERR_PTR(-EINVAL);
 	if (WARN_ON(!caps))
 		return ERR_PTR(-EINVAL);
 	if (WARN_ON(!ops))
@@ -214,8 +211,6 @@ struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
 	adap = kzalloc(sizeof(*adap), GFP_KERNEL);
 	if (!adap)
 		return ERR_PTR(-ENOMEM);
-	adap->owner = parent->driver->owner;
-	adap->devnode.parent = parent;
 	strlcpy(adap->name, name, sizeof(adap->name));
 	adap->phys_addr = CEC_PHYS_ADDR_INVALID;
 	adap->log_addrs.cec_version = CEC_OP_CEC_VERSION_2_0;
@@ -264,7 +259,6 @@ struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
 	adap->rc->input_id.vendor = 0;
 	adap->rc->input_id.product = 0;
 	adap->rc->input_id.version = 1;
-	adap->rc->dev.parent = parent;
 	adap->rc->driver_type = RC_DRIVER_SCANCODE;
 	adap->rc->driver_name = CEC_NAME;
 	adap->rc->allowed_protocols = RC_BIT_CEC;
@@ -278,14 +272,22 @@ struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
 }
 EXPORT_SYMBOL_GPL(cec_allocate_adapter);
 
-int cec_register_adapter(struct cec_adapter *adap)
+int cec_register_adapter(struct cec_adapter *adap,
+			 struct device *parent)
 {
 	int res;
 
 	if (IS_ERR_OR_NULL(adap))
 		return 0;
 
+	if (WARN_ON(!parent))
+		return -EINVAL;
+
+	adap->owner = parent->driver->owner;
+	adap->devnode.dev.parent = parent;
+
 #if IS_REACHABLE(CONFIG_RC_CORE)
+	adap->rc->dev.parent = parent;
 	if (adap->capabilities & CEC_CAP_RC) {
 		res = rc_register_device(adap->rc);
 
diff --git a/drivers/media/i2c/adv7511.c b/drivers/media/i2c/adv7511.c
index 5ba0f21bcfe4..8c9e28949ab1 100644
--- a/drivers/media/i2c/adv7511.c
+++ b/drivers/media/i2c/adv7511.c
@@ -1732,9 +1732,10 @@ static bool adv7511_check_edid_status(struct v4l2_subdev *sd)
 static int adv7511_registered(struct v4l2_subdev *sd)
 {
 	struct adv7511_state *state = get_adv7511_state(sd);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int err;
 
-	err = cec_register_adapter(state->cec_adap);
+	err = cec_register_adapter(state->cec_adap, &client->dev);
 	if (err)
 		cec_delete_adapter(state->cec_adap);
 	return err;
@@ -1928,7 +1929,7 @@ static int adv7511_probe(struct i2c_client *client, const struct i2c_device_id *
 	state->cec_adap = cec_allocate_adapter(&adv7511_cec_adap_ops,
 		state, dev_name(&client->dev), CEC_CAP_TRANSMIT |
 		CEC_CAP_LOG_ADDRS | CEC_CAP_PASSTHROUGH | CEC_CAP_RC,
-		ADV7511_MAX_ADDRS, &client->dev);
+		ADV7511_MAX_ADDRS);
 	err = PTR_ERR_OR_ZERO(state->cec_adap);
 	if (err) {
 		destroy_workqueue(state->work_queue);
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 5630eb22daaa..d0375cac6a05 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -2631,9 +2631,10 @@ static int adv76xx_subscribe_event(struct v4l2_subdev *sd,
 static int adv76xx_registered(struct v4l2_subdev *sd)
 {
 	struct adv76xx_state *state = to_state(sd);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int err;
 
-	err = cec_register_adapter(state->cec_adap);
+	err = cec_register_adapter(state->cec_adap, &client->dev);
 	if (err)
 		cec_delete_adapter(state->cec_adap);
 	return err;
@@ -3511,8 +3512,7 @@ static int adv76xx_probe(struct i2c_client *client,
 	state->cec_adap = cec_allocate_adapter(&adv76xx_cec_adap_ops,
 		state, dev_name(&client->dev),
 		CEC_CAP_TRANSMIT | CEC_CAP_LOG_ADDRS |
-		CEC_CAP_PASSTHROUGH | CEC_CAP_RC, ADV76XX_MAX_ADDRS,
-		&client->dev);
+		CEC_CAP_PASSTHROUGH | CEC_CAP_RC, ADV76XX_MAX_ADDRS);
 	err = PTR_ERR_OR_ZERO(state->cec_adap);
 	if (err)
 		goto err_entity;
diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c
index 8c2a52e280af..2d61f0cc2b5b 100644
--- a/drivers/media/i2c/adv7842.c
+++ b/drivers/media/i2c/adv7842.c
@@ -3250,9 +3250,10 @@ static int adv7842_subscribe_event(struct v4l2_subdev *sd,
 static int adv7842_registered(struct v4l2_subdev *sd)
 {
 	struct adv7842_state *state = to_state(sd);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int err;
 
-	err = cec_register_adapter(state->cec_adap);
+	err = cec_register_adapter(state->cec_adap, &client->dev);
 	if (err)
 		cec_delete_adapter(state->cec_adap);
 	return err;
@@ -3568,8 +3569,7 @@ static int adv7842_probe(struct i2c_client *client,
 	state->cec_adap = cec_allocate_adapter(&adv7842_cec_adap_ops,
 		state, dev_name(&client->dev),
 		CEC_CAP_TRANSMIT | CEC_CAP_LOG_ADDRS |
-		CEC_CAP_PASSTHROUGH | CEC_CAP_RC, ADV7842_MAX_ADDRS,
-		&client->dev);
+		CEC_CAP_PASSTHROUGH | CEC_CAP_RC, ADV7842_MAX_ADDRS);
 	err = PTR_ERR_OR_ZERO(state->cec_adap);
 	if (err)
 		goto err_entity;
diff --git a/drivers/media/platform/vivid/vivid-cec.c b/drivers/media/platform/vivid/vivid-cec.c
index f9f878b8e0a7..cb4933592a3c 100644
--- a/drivers/media/platform/vivid/vivid-cec.c
+++ b/drivers/media/platform/vivid/vivid-cec.c
@@ -216,7 +216,6 @@ static const struct cec_adap_ops vivid_cec_adap_ops = {
 
 struct cec_adapter *vivid_cec_alloc_adap(struct vivid_dev *dev,
 					 unsigned int idx,
-					 struct device *parent,
 					 bool is_source)
 {
 	char name[sizeof(dev->vid_out_dev.name) + 2];
@@ -227,5 +226,5 @@ struct cec_adapter *vivid_cec_alloc_adap(struct vivid_dev *dev,
 		 is_source ? dev->vid_out_dev.name : dev->vid_cap_dev.name,
 		 idx);
 	return cec_allocate_adapter(&vivid_cec_adap_ops, dev,
-		name, caps, 1, parent);
+		name, caps, 1);
 }
diff --git a/drivers/media/platform/vivid/vivid-cec.h b/drivers/media/platform/vivid/vivid-cec.h
index 97892afa6b3b..3926b1422777 100644
--- a/drivers/media/platform/vivid/vivid-cec.h
+++ b/drivers/media/platform/vivid/vivid-cec.h
@@ -20,7 +20,6 @@
 #ifdef CONFIG_VIDEO_VIVID_CEC
 struct cec_adapter *vivid_cec_alloc_adap(struct vivid_dev *dev,
 					 unsigned int idx,
-					 struct device *parent,
 					 bool is_source);
 void vivid_cec_bus_free_work(struct vivid_dev *dev);
 
diff --git a/drivers/media/platform/vivid/vivid-core.c b/drivers/media/platform/vivid/vivid-core.c
index b8ef836766df..51e37812ec98 100644
--- a/drivers/media/platform/vivid/vivid-core.c
+++ b/drivers/media/platform/vivid/vivid-core.c
@@ -1167,12 +1167,12 @@ static int vivid_create_instance(struct platform_device *pdev, int inst)
 		if (in_type_counter[HDMI]) {
 			struct cec_adapter *adap;
 
-			adap = vivid_cec_alloc_adap(dev, 0, &pdev->dev, false);
+			adap = vivid_cec_alloc_adap(dev, 0, false);
 			ret = PTR_ERR_OR_ZERO(adap);
 			if (ret < 0)
 				goto unreg_dev;
 			dev->cec_rx_adap = adap;
-			ret = cec_register_adapter(adap);
+			ret = cec_register_adapter(adap, &pdev->dev);
 			if (ret < 0) {
 				cec_delete_adapter(adap);
 				dev->cec_rx_adap = NULL;
@@ -1222,13 +1222,12 @@ static int vivid_create_instance(struct platform_device *pdev, int inst)
 			if (dev->output_type[i] != HDMI)
 				continue;
 			dev->cec_output2bus_map[i] = bus_cnt;
-			adap = vivid_cec_alloc_adap(dev, bus_cnt,
-						     &pdev->dev, true);
+			adap = vivid_cec_alloc_adap(dev, bus_cnt, true);
 			ret = PTR_ERR_OR_ZERO(adap);
 			if (ret < 0)
 				goto unreg_dev;
 			dev->cec_tx_adap[bus_cnt] = adap;
-			ret = cec_register_adapter(adap);
+			ret = cec_register_adapter(adap, &pdev->dev);
 			if (ret < 0) {
 				cec_delete_adapter(adap);
 				dev->cec_tx_adap[bus_cnt] = NULL;
diff --git a/drivers/media/usb/pulse8-cec/pulse8-cec.c b/drivers/media/usb/pulse8-cec/pulse8-cec.c
index 9092494bb43c..7c18daeb0ade 100644
--- a/drivers/media/usb/pulse8-cec/pulse8-cec.c
+++ b/drivers/media/usb/pulse8-cec/pulse8-cec.c
@@ -659,7 +659,7 @@ static int pulse8_connect(struct serio *serio, struct serio_driver *drv)
 
 	pulse8->serio = serio;
 	pulse8->adap = cec_allocate_adapter(&pulse8_cec_adap_ops, pulse8,
-		"HDMI CEC", caps, 1, &serio->dev);
+		"HDMI CEC", caps, 1);
 	err = PTR_ERR_OR_ZERO(pulse8->adap);
 	if (err < 0)
 		goto free_device;
@@ -679,7 +679,7 @@ static int pulse8_connect(struct serio *serio, struct serio_driver *drv)
 	if (err)
 		goto close_serio;
 
-	err = cec_register_adapter(pulse8->adap);
+	err = cec_register_adapter(pulse8->adap, &serio->dev);
 	if (err < 0)
 		goto close_serio;
 
diff --git a/drivers/staging/media/s5p-cec/s5p_cec.c b/drivers/staging/media/s5p-cec/s5p_cec.c
index 33e435855d66..2a07968b5ac6 100644
--- a/drivers/staging/media/s5p-cec/s5p_cec.c
+++ b/drivers/staging/media/s5p-cec/s5p_cec.c
@@ -203,12 +203,11 @@ static int s5p_cec_probe(struct platform_device *pdev)
 	cec->adap = cec_allocate_adapter(&s5p_cec_adap_ops, cec,
 		CEC_NAME,
 		CEC_CAP_PHYS_ADDR | CEC_CAP_LOG_ADDRS | CEC_CAP_TRANSMIT |
-		CEC_CAP_PASSTHROUGH | CEC_CAP_RC,
-		1, &pdev->dev);
+		CEC_CAP_PASSTHROUGH | CEC_CAP_RC, 1);
 	ret = PTR_ERR_OR_ZERO(cec->adap);
 	if (ret)
 		return ret;
-	ret = cec_register_adapter(cec->adap);
+	ret = cec_register_adapter(cec->adap, &pdev->dev);
 	if (ret) {
 		cec_delete_adapter(cec->adap);
 		return ret;
diff --git a/drivers/staging/media/st-cec/stih-cec.c b/drivers/staging/media/st-cec/stih-cec.c
index eed1fd6bbefa..3c25638a9610 100644
--- a/drivers/staging/media/st-cec/stih-cec.c
+++ b/drivers/staging/media/st-cec/stih-cec.c
@@ -335,13 +335,12 @@ static int stih_cec_probe(struct platform_device *pdev)
 	cec->adap = cec_allocate_adapter(&sti_cec_adap_ops, cec,
 			CEC_NAME,
 			CEC_CAP_LOG_ADDRS | CEC_CAP_PASSTHROUGH |
-			CEC_CAP_PHYS_ADDR | CEC_CAP_TRANSMIT,
-			1, &pdev->dev);
+			CEC_CAP_PHYS_ADDR | CEC_CAP_TRANSMIT, 1);
 	ret = PTR_ERR_OR_ZERO(cec->adap);
 	if (ret)
 		return ret;
 
-	ret = cec_register_adapter(cec->adap);
+	ret = cec_register_adapter(cec->adap, &pdev->dev);
 	if (ret) {
 		cec_delete_adapter(cec->adap);
 		return ret;
diff --git a/include/media/cec.h b/include/media/cec.h
index 717eaf552f3d..96a0aa770d61 100644
--- a/include/media/cec.h
+++ b/include/media/cec.h
@@ -35,7 +35,6 @@
  * struct cec_devnode - cec device node
  * @dev:	cec device
  * @cdev:	cec character device
- * @parent:	parent device
  * @minor:	device node minor number
  * @registered:	the device was correctly registered
  * @unregistered: the device was unregistered
@@ -51,7 +50,6 @@ struct cec_devnode {
 	/* sysfs */
 	struct device dev;
 	struct cdev cdev;
-	struct device *parent;
 
 	/* device info */
 	int minor;
@@ -198,9 +196,8 @@ static inline bool cec_is_sink(const struct cec_adapter *adap)
 
 #if IS_ENABLED(CONFIG_MEDIA_CEC_SUPPORT)
 struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
-		void *priv, const char *name, u32 caps, u8 available_las,
-		struct device *parent);
-int cec_register_adapter(struct cec_adapter *adap);
+		void *priv, const char *name, u32 caps, u8 available_las);
+int cec_register_adapter(struct cec_adapter *adap, struct device *parent);
 void cec_unregister_adapter(struct cec_adapter *adap);
 void cec_delete_adapter(struct cec_adapter *adap);
 
@@ -218,7 +215,8 @@ void cec_received_msg(struct cec_adapter *adap, struct cec_msg *msg);
 
 #else
 
-static inline int cec_register_adapter(struct cec_adapter *adap)
+static inline int cec_register_adapter(struct cec_adapter *adap,
+				       struct device *parent)
 {
 	return 0;
 }