linux-kernel - [PATCH v8 02/10] usb: typec: Export all typec device types

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Message-Id: <20251029071435.88-3-kernel@airkyi.com>
Date: Wed, 29 Oct 2025 15:14:27 +0800
From: Chaoyi Chen <kernel@...kyi.com>
To: Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>,
	Sandy Huang <hjc@...k-chips.com>,
	Andy Yan <andy.yan@...k-chips.com>,
	Yubing Zhang <yubing.zhang@...k-chips.com>,
	Frank Wang <frank.wang@...k-chips.com>,
	Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Amit Sunil Dhamne <amitsd@...gle.com>,
	Chaoyi Chen <chaoyi.chen@...k-chips.com>,
	Dragan Simic <dsimic@...jaro.org>,
	Johan Jonker <jbx6244@...il.com>,
	Diederik de Haas <didi.debian@...ow.org>,
	Peter Robinson <pbrobinson@...il.com>
Cc: linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-phy@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	dri-devel@...ts.freedesktop.org
Subject: [PATCH v8 02/10] usb: typec: Export all typec device types

From: Chaoyi Chen <chaoyi.chen@...k-chips.com>

Export all typec device types for identification.

Signed-off-by: Chaoyi Chen <chaoyi.chen@...k-chips.com>
---
 drivers/usb/typec/class.c |  4 ++++
 drivers/usb/typec/class.h | 10 ----------
 include/linux/usb/typec.h | 10 ++++++++++
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index 51e971bc68d1..04b55f066b06 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -793,6 +793,7 @@ const struct device_type typec_partner_dev_type = {
 	.groups = typec_partner_groups,
 	.release = typec_partner_release,
 };
+EXPORT_SYMBOL_GPL(typec_partner_dev_type);
 
 static void typec_partner_link_device(struct typec_partner *partner, struct device *dev)
 {
@@ -1147,6 +1148,7 @@ const struct device_type typec_plug_dev_type = {
 	.groups = typec_plug_groups,
 	.release = typec_plug_release,
 };
+EXPORT_SYMBOL_GPL(typec_plug_dev_type);
 
 /**
  * typec_plug_set_num_altmodes - Set the number of available plug altmodes
@@ -1295,6 +1297,7 @@ const struct device_type typec_cable_dev_type = {
 	.groups = typec_cable_groups,
 	.release = typec_cable_release,
 };
+EXPORT_SYMBOL_GPL(typec_cable_dev_type);
 
 /**
  * typec_cable_get - Get a reference to the USB Type-C cable
@@ -2034,6 +2037,7 @@ const struct device_type typec_port_dev_type = {
 	.uevent = typec_uevent,
 	.release = typec_release,
 };
+EXPORT_SYMBOL_GPL(typec_port_dev_type);
 
 /* --------------------------------------- */
 /* Driver callbacks to report role updates */
diff --git a/drivers/usb/typec/class.h b/drivers/usb/typec/class.h
index db2fe96c48ff..f04f6987bed8 100644
--- a/drivers/usb/typec/class.h
+++ b/drivers/usb/typec/class.h
@@ -87,16 +87,6 @@ struct typec_port {
 #define to_typec_cable(_dev_) container_of(_dev_, struct typec_cable, dev)
 #define to_typec_partner(_dev_) container_of(_dev_, struct typec_partner, dev)
 
-extern const struct device_type typec_partner_dev_type;
-extern const struct device_type typec_cable_dev_type;
-extern const struct device_type typec_plug_dev_type;
-extern const struct device_type typec_port_dev_type;
-
-#define is_typec_partner(dev) ((dev)->type == &typec_partner_dev_type)
-#define is_typec_cable(dev) ((dev)->type == &typec_cable_dev_type)
-#define is_typec_plug(dev) ((dev)->type == &typec_plug_dev_type)
-#define is_typec_port(dev) ((dev)->type == &typec_port_dev_type)
-
 extern const struct class typec_mux_class;
 extern const struct class retimer_class;
 extern const struct class typec_class;
diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h
index 309251572e2e..02fed8293415 100644
--- a/include/linux/usb/typec.h
+++ b/include/linux/usb/typec.h
@@ -56,6 +56,16 @@ enum typec_role {
 	TYPEC_SOURCE,
 };
 
+extern const struct device_type typec_partner_dev_type;
+extern const struct device_type typec_cable_dev_type;
+extern const struct device_type typec_plug_dev_type;
+extern const struct device_type typec_port_dev_type;
+
+#define is_typec_partner(dev) ((dev)->type == &typec_partner_dev_type)
+#define is_typec_cable(dev) ((dev)->type == &typec_cable_dev_type)
+#define is_typec_plug(dev) ((dev)->type == &typec_plug_dev_type)
+#define is_typec_port(dev) ((dev)->type == &typec_port_dev_type)
+
 static inline int is_sink(enum typec_role role)
 {
 	return role == TYPEC_SINK;
-- 
2.49.0