include/linux/firmware.h

#ifndef _LINUX_FIRMWARE_H
#define _LINUX_FIRMWARE_H
#include <linux/module.h>
#include <linux/types.h>
#define FIRMWARE_NAME_MAX 30 
struct firmware {
	size_t size;
	u8 *data;
};
int request_firmware (const struct firmware **fw, const char *name,
		      const char *device);
int request_firmware_nowait (
	struct module *module,
	const char *name, const char *device, void *context,
	void (*cont)(const struct firmware *fw, void *context));
/* On 2.5 'device' is 'struct device *' */

void release_firmware (const struct firmware *fw);
void register_firmware (const char *name, const u8 *data, size_t size);
#endif