diff --git a/drivers/hsi/hsi.c b/drivers/hsi/hsi.c index de2ad8f20d55..834a2d6b444e 100644 --- a/drivers/hsi/hsi.c +++ b/drivers/hsi/hsi.c @@ -69,14 +69,15 @@ static void hsi_client_release(struct device *dev) kfree(cl); } -static void hsi_new_client(struct hsi_port *port, struct hsi_board_info *info) +struct hsi_client *hsi_new_client(struct hsi_port *port, + struct hsi_board_info *info) { struct hsi_client *cl; size_t size; cl = kzalloc(sizeof(*cl), GFP_KERNEL); if (!cl) - return; + return NULL; cl->tx_cfg = info->tx_cfg; if (cl->tx_cfg.channels) { @@ -103,7 +104,10 @@ static void hsi_new_client(struct hsi_port *port, struct hsi_board_info *info) pr_err("hsi: failed to register client: %s\n", info->name); put_device(&cl->device); } + + return cl; } +EXPORT_SYMBOL_GPL(hsi_new_client); static void hsi_scan_board_info(struct hsi_controller *hsi) { @@ -119,12 +123,13 @@ static void hsi_scan_board_info(struct hsi_controller *hsi) } } -static int hsi_remove_client(struct device *dev, void *data __maybe_unused) +int hsi_remove_client(struct device *dev, void *data __maybe_unused) { device_unregister(dev); return 0; } +EXPORT_SYMBOL_GPL(hsi_remove_client); static int hsi_remove_port(struct device *dev, void *data __maybe_unused) { diff --git a/include/linux/hsi/hsi.h b/include/linux/hsi/hsi.h index e3cff94bef04..e20a3999a696 100644 --- a/include/linux/hsi/hsi.h +++ b/include/linux/hsi/hsi.h @@ -296,6 +296,9 @@ struct hsi_controller *hsi_alloc_controller(unsigned int n_ports, gfp_t flags); void hsi_put_controller(struct hsi_controller *hsi); int hsi_register_controller(struct hsi_controller *hsi); void hsi_unregister_controller(struct hsi_controller *hsi); +struct hsi_client *hsi_new_client(struct hsi_port *port, + struct hsi_board_info *info); +int hsi_remove_client(struct device *dev, void *data); void hsi_port_unregister_clients(struct hsi_port *port); static inline void hsi_controller_set_drvdata(struct hsi_controller *hsi,