From 69af044a7700552512a147e2ce3520741b65df41 Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Mon, 2 Mar 2020 16:53:48 +0300 Subject: usb: roles: Leave the private driver data pointer to the drivers Adding usb_role_switch_get/set_drvdata() functions that the switch drivers can use for setting and getting private data pointer that is associated with the switch. Signed-off-by: Heikki Krogerus Link: https://lore.kernel.org/r/20200302135353.56659-5-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/roles/class.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/usb/roles') diff --git a/drivers/usb/roles/class.c b/drivers/usb/roles/class.c index 486b0b1e2a7a..fe34959af230 100644 --- a/drivers/usb/roles/class.c +++ b/drivers/usb/roles/class.c @@ -329,6 +329,7 @@ usb_role_switch_register(struct device *parent, sw->dev.fwnode = desc->fwnode; sw->dev.class = role_class; sw->dev.type = &usb_role_dev_type; + dev_set_drvdata(&sw->dev, desc->driver_data); dev_set_name(&sw->dev, "%s-role-switch", dev_name(parent)); ret = device_register(&sw->dev); @@ -356,6 +357,27 @@ void usb_role_switch_unregister(struct usb_role_switch *sw) } EXPORT_SYMBOL_GPL(usb_role_switch_unregister); +/** + * usb_role_switch_set_drvdata - Assign private data pointer to a switch + * @sw: USB Role Switch + * @data: Private data pointer + */ +void usb_role_switch_set_drvdata(struct usb_role_switch *sw, void *data) +{ + dev_set_drvdata(&sw->dev, data); +} +EXPORT_SYMBOL_GPL(usb_role_switch_set_drvdata); + +/** + * usb_role_switch_get_drvdata - Get the private data pointer of a switch + * @sw: USB Role Switch + */ +void *usb_role_switch_get_drvdata(struct usb_role_switch *sw) +{ + return dev_get_drvdata(&sw->dev); +} +EXPORT_SYMBOL_GPL(usb_role_switch_get_drvdata); + static int __init usb_roles_init(void) { role_class = class_create(THIS_MODULE, "usb_role"); -- cgit v1.2.3