From b34eef4cfe213311f754c7aed80a57f01a5230aa Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Sun, 6 Oct 2013 20:23:49 +0200 Subject: HSI: method to unregister clients from an hsi port This exports a method to unregister all clients from an hsi port. Signed-off-by: Sebastian Reichel --- drivers/hsi/hsi.c | 10 ++++++++++ include/linux/hsi/hsi.h | 1 + 2 files changed, 11 insertions(+) diff --git a/drivers/hsi/hsi.c b/drivers/hsi/hsi.c index 4384d7e2bc81..9dd7120e539d 100644 --- a/drivers/hsi/hsi.c +++ b/drivers/hsi/hsi.c @@ -195,6 +195,16 @@ static void hsi_port_release(struct device *dev) kfree(to_hsi_port(dev)); } +/** + * hsi_unregister_port - Unregister an HSI port + * @port: The HSI port to unregister + */ +void hsi_port_unregister_clients(struct hsi_port *port) +{ + device_for_each_child(&port->device, NULL, hsi_remove_client); +} +EXPORT_SYMBOL_GPL(hsi_port_unregister_clients); + /** * hsi_unregister_controller - Unregister an HSI controller * @hsi: The HSI controller to register diff --git a/include/linux/hsi/hsi.h b/include/linux/hsi/hsi.h index fb07339f4302..89cc6f2e4435 100644 --- a/include/linux/hsi/hsi.h +++ b/include/linux/hsi/hsi.h @@ -284,6 +284,7 @@ int hsi_register_controller(struct hsi_controller *hsi); void hsi_unregister_controller(struct hsi_controller *hsi); void hsi_add_clients_from_dt(struct hsi_port *port, struct device_node *clients); +void hsi_port_unregister_clients(struct hsi_port *port); static inline void hsi_controller_set_drvdata(struct hsi_controller *hsi, void *data) -- cgit v1.2.3