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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869// SPDX-License-Identifier: GPL-2.0+/* * Serial core controller driver * * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ * Author: Tony Lindgren <tony@atomide.com> * * This driver manages the serial core controller struct device instances. * The serial core controller devices are children of the physical serial * port device. */
#include <linux/device.h>#include <linux/module.h>#include <linux/pm_runtime.h>#include <linux/serial_core.h>#include <linux/spinlock.h>
#include "serial_base.h"
static int serial_ctrl_probe(struct device *dev){ pm_runtime_enable(dev);
return 0;}
static int serial_ctrl_remove(struct device *dev){ pm_runtime_disable(dev);
return 0;}
/* * Serial core controller device init functions. Note that the physical * serial port device driver may not have completed probe at this point. */int serial_ctrl_register_port(struct uart_driver *drv, struct uart_port *port){ return serial_core_register_port(drv, port);}
void serial_ctrl_unregister_port(struct uart_driver *drv, struct uart_port *port){ serial_core_unregister_port(drv, port);}
static struct device_driver serial_ctrl_driver = { .name = "ctrl", .suppress_bind_attrs = true, .probe = serial_ctrl_probe, .remove = serial_ctrl_remove,};
int serial_base_ctrl_init(void){ return serial_base_driver_register(&serial_ctrl_driver);}
void serial_base_ctrl_exit(void){ serial_base_driver_unregister(&serial_ctrl_driver);}
MODULE_AUTHOR("Tony Lindgren <tony@atomide.com>");MODULE_DESCRIPTION("Serial core controller driver");MODULE_LICENSE("GPL");