cregit-Linux how code gets into the kernel

Release 4.14 include/linux/mcb.h

Directory: include/linux
/*
 * MEN Chameleon Bus.
 *
 * Copyright (C) 2014 MEN Mikroelektronik GmbH (www.men.de)
 * Author: Johannes Thumshirn <johannes.thumshirn@men.de>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; version 2 of the License.
 */
#ifndef _LINUX_MCB_H

#define _LINUX_MCB_H

#include <linux/mod_devicetable.h>
#include <linux/device.h>
#include <linux/irqreturn.h>


#define CHAMELEON_FILENAME_LEN 12

struct mcb_driver;
struct mcb_device;

/**
 * struct mcb_bus - MEN Chameleon Bus
 *
 * @dev: bus device
 * @carrier: pointer to carrier device
 * @bus_nr: mcb bus number
 * @get_irq: callback to get IRQ number
 * @revision: the FPGA's revision number
 * @model: the FPGA's model number
 * @filename: the FPGA's name
 */

struct mcb_bus {
	
struct device dev;
	
struct device *carrier;
	
int bus_nr;
	
u8 revision;
	
char model;
	
u8 minor;
	
char name[CHAMELEON_FILENAME_LEN + 1];
	
int (*get_irq)(struct mcb_device *dev);
};


static inline struct mcb_bus *to_mcb_bus(struct device *dev) { return container_of(dev, struct mcb_bus, dev); }

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Johannes Thumshirn25100.00%2100.00%
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/** * struct mcb_device - MEN Chameleon Bus device * * @dev: device in kernel representation * @bus: mcb bus the device is plugged to * @is_added: flag to check if device is added to bus * @driver: associated mcb_driver * @id: mcb device id * @inst: instance in Chameleon table * @group: group in Chameleon table * @var: variant in Chameleon table * @bar: BAR in Chameleon table * @rev: revision in Chameleon table * @irq: IRQ resource * @memory: memory resource */ struct mcb_device { struct device dev; struct mcb_bus *bus; bool is_added; struct mcb_driver *driver; u16 id; int inst; int group; int var; int bar; int rev; struct resource irq; struct resource mem; struct device *dma_dev; };
static inline struct mcb_device *to_mcb_device(struct device *dev) { return container_of(dev, struct mcb_device, dev); }

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Johannes Thumshirn25100.00%2100.00%
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/** * struct mcb_driver - MEN Chameleon Bus device driver * * @driver: device_driver * @id_table: mcb id table * @probe: probe callback * @remove: remove callback * @shutdown: shutdown callback */ struct mcb_driver { struct device_driver driver; const struct mcb_device_id *id_table; int (*probe)(struct mcb_device *mdev, const struct mcb_device_id *id); void (*remove)(struct mcb_device *mdev); void (*shutdown)(struct mcb_device *mdev); };
static inline struct mcb_driver *to_mcb_driver(struct device_driver *drv) { return container_of(drv, struct mcb_driver, driver); }

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Johannes Thumshirn25100.00%2100.00%
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static inline void *mcb_get_drvdata(struct mcb_device *dev) { return dev_get_drvdata(&dev->dev); }

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static inline void mcb_set_drvdata(struct mcb_device *dev, void *data) { dev_set_drvdata(&dev->dev, data); }

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Johannes Thumshirn26100.00%1100.00%
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extern int __must_check __mcb_register_driver(struct mcb_driver *drv, struct module *owner, const char *mod_name); #define mcb_register_driver(driver) \ __mcb_register_driver(driver, THIS_MODULE, KBUILD_MODNAME) extern void mcb_unregister_driver(struct mcb_driver *driver); #define module_mcb_driver(__mcb_driver) \ module_driver(__mcb_driver, mcb_register_driver, mcb_unregister_driver); extern void mcb_bus_add_devices(const struct mcb_bus *bus); extern int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev); extern struct mcb_bus *mcb_alloc_bus(struct device *carrier); extern struct mcb_bus *mcb_bus_get(struct mcb_bus *bus); extern void mcb_bus_put(struct mcb_bus *bus); extern struct mcb_device *mcb_alloc_dev(struct mcb_bus *bus); extern void mcb_free_dev(struct mcb_device *dev); extern void mcb_release_bus(struct mcb_bus *bus); extern struct resource *mcb_request_mem(struct mcb_device *dev, const char *name); extern void mcb_release_mem(struct resource *mem); extern int mcb_get_irq(struct mcb_device *dev); extern struct resource *mcb_get_resource(struct mcb_device *dev, unsigned int type); #endif /* _LINUX_MCB_H */

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Johannes Thumshirn49899.01%685.71%
Michael Moese50.99%114.29%
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Directory: include/linux
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