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Subject[PATCH v6 67/80] usb: docs: document altmode register/unregister functions
Date
The typec_bus.rst asks for documentation of those two
functions, but they don't exist:

./drivers/usb/typec/bus.c:1: warning: 'typec_altmode_unregister_driver' not found
./drivers/usb/typec/bus.c:1: warning: 'typec_altmode_register_driver' not found

Also, they're not declared on bus.c but, instead, at a header
file (typec_altmode.h).

So, add documentation for both functions at the header and
change the kernel-doc markup under typec_bus.rst to point
to the right place.

While here, also place the documentation for both structs
declared on typec_altmode.h at the rst file.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
Documentation/driver-api/usb/typec_bus.rst | 8 +++++++-
include/linux/usb/typec_altmode.h | 16 ++++++++++++++++
2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/Documentation/driver-api/usb/typec_bus.rst b/Documentation/driver-api/usb/typec_bus.rst
index 03dfa9c018b7..21c890ae17e5 100644
--- a/Documentation/driver-api/usb/typec_bus.rst
+++ b/Documentation/driver-api/usb/typec_bus.rst
@@ -91,10 +91,16 @@ their control.
Driver API
----------

+Alternate mode structs
+~~~~~~~~~~~~~~~~~~~~~~
+
+.. kernel-doc:: include/linux/usb/typec_altmode.h
+ :functions: typec_altmode_driver typec_altmode_ops
+
Alternate mode driver registering/unregistering
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-.. kernel-doc:: drivers/usb/typec/bus.c
+.. kernel-doc:: include/linux/usb/typec_altmode.h
:functions: typec_altmode_register_driver typec_altmode_unregister_driver

Alternate mode driver operations
diff --git a/include/linux/usb/typec_altmode.h b/include/linux/usb/typec_altmode.h
index a4b65eaa0f62..5e0a7b7647c3 100644
--- a/include/linux/usb/typec_altmode.h
+++ b/include/linux/usb/typec_altmode.h
@@ -152,10 +152,26 @@ struct typec_altmode_driver {
#define to_altmode_driver(d) container_of(d, struct typec_altmode_driver, \
driver)

+/**
+ * typec_altmode_register_driver - registers a USB Type-C alternate mode
+ * device driver
+ * @drv: pointer to struct typec_altmode_driver
+ *
+ * These drivers will be bind to the partner alternate mode devices. They will
+ * handle all SVID specific communication.
+ */
#define typec_altmode_register_driver(drv) \
__typec_altmode_register_driver(drv, THIS_MODULE)
int __typec_altmode_register_driver(struct typec_altmode_driver *drv,
struct module *module);
+/**
+ * typec_altmode_unregister_driver - unregisters a USB Type-C alternate mode
+ * device driver
+ * @drv: pointer to struct typec_altmode_driver
+ *
+ * These drivers will be bind to the partner alternate mode devices. They will
+ * handle all SVID specific communication.
+ */
void typec_altmode_unregister_driver(struct typec_altmode_driver *drv);

#define module_typec_altmode_driver(__typec_altmode_driver) \
--
2.26.2
\
 
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