Commit 45fe729b authored by Stephen Boyd's avatar Stephen Boyd Committed by Greg Kroah-Hartman
Browse files

usb: typec: Stub out typec_switch APIs when CONFIG_TYPEC=n 



Ease driver development by adding stubs for the typec_switch APIs when
CONFIG_TYPEC=n. Copy the same method used for the typec_mux APIs to be
consistent.

Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: default avatarStephen Boyd <swboyd@chromium.org>
Signed-off-by: default avatarXu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20250916021620.1303995-1-xu.yang_2@nxp.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 368ed48a

include/linux/usb/typec_mux.h

+41 −5
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
#ifndef __USB_TYPEC_MUX

#define __USB_TYPEC_MUX



#include <linux/err.h>

#include <linux/property.h>

#include <linux/usb/typec.h>
@@ -24,16 +25,13 @@ struct typec_switch_desc { 
	void *drvdata;

};



#if IS_ENABLED(CONFIG_TYPEC)



struct typec_switch *fwnode_typec_switch_get(struct fwnode_handle *fwnode);

void typec_switch_put(struct typec_switch *sw);

int typec_switch_set(struct typec_switch *sw,

		     enum typec_orientation orientation);



static inline struct typec_switch *typec_switch_get(struct device *dev)

{

	return fwnode_typec_switch_get(dev_fwnode(dev));

}



struct typec_switch_dev *

typec_switch_register(struct device *parent,

		      const struct typec_switch_desc *desc);
@@ -42,6 +40,44 @@ void typec_switch_unregister(struct typec_switch_dev *sw); 
void typec_switch_set_drvdata(struct typec_switch_dev *sw, void *data);

void *typec_switch_get_drvdata(struct typec_switch_dev *sw);



#else



static inline struct typec_switch *

fwnode_typec_switch_get(struct fwnode_handle *fwnode)

{

	return NULL;

}



static inline void typec_switch_put(struct typec_switch *sw) {}



static inline int typec_switch_set(struct typec_switch *sw,

				   enum typec_orientation orientation)

{

	return 0;

}



static inline struct typec_switch_dev *

typec_switch_register(struct device *parent,

		      const struct typec_switch_desc *desc)

{

	return ERR_PTR(-EOPNOTSUPP);

}



static inline void typec_switch_unregister(struct typec_switch_dev *sw) {}



static inline void typec_switch_set_drvdata(struct typec_switch_dev *sw, void *data) {}

static inline void *typec_switch_get_drvdata(struct typec_switch_dev *sw)

{

	return ERR_PTR(-EOPNOTSUPP);

}



#endif /* CONFIG_TYPEC */



static inline struct typec_switch *typec_switch_get(struct device *dev)

{

	return fwnode_typec_switch_get(dev_fwnode(dev));

}



struct typec_mux_state {

	struct typec_altmode *alt;

	unsigned long mode;