/* *	PCI Class and Device Name Tables * *	Copyright 1993--1999 Drew Eckhardt, Frederic Potter, *	David Mosberger-Tang, Martin Mares */#include <linux/config.h>#include <linux/types.h>#include <linux/kernel.h>#include <linux/pci.h>#include <linux/init.h>#ifdef CONFIG_PCI_NAMESstruct pci_device_info {	unsigned short device;	unsigned short seen;	const char *name;};struct pci_vendor_info {	unsigned short vendor;	unsigned short nr;	const char *name;	struct pci_device_info *devices;};/* * This is ridiculous, but we want the strings in * the .init section so that they don't take up * real memory.. Parse the same file multiple times * to get all the info. */#define VENDOR( vendor, name )		static char __vendorstr_##vendor[] __devinitdata = name;#define ENDVENDOR()#define DEVICE( vendor, device, name ) 	static char __devicestr_##vendor##device[] __devinitdata = name;#include "devlist.h"#define VENDOR( vendor, name )		static struct pci_device_info __devices_##vendor[] __devinitdata = {#define ENDVENDOR()			};#define DEVICE( vendor, device, name )	{ 0x##device, 0, __devicestr_##vendor##device },#include "devlist.h"static struct pci_vendor_info __devinitdata pci_vendor_list[] = {#define VENDOR( vendor, name )		{ 0x##vendor, sizeof(__devices_##vendor) / sizeof(struct pci_device_info), __vendorstr_##vendor, __devices_##vendor },#define ENDVENDOR()#define DEVICE( vendor, device, name )#include "devlist.h"};#define VENDORS (sizeof(pci_vendor_list)/sizeof(struct pci_vendor_info))void __devinit pci_name_device(struct pci_dev *dev){	const struct pci_vendor_info *vendor_p = pci_vendor_list;	int i = VENDORS;	char *name = dev->name;	do {		if (vendor_p->vendor == dev->vendor)			goto match_vendor;		vendor_p++;	} while (--i);	/* Couldn't find either the vendor nor the device */	sprintf(name, "PCI device %04x:%04x", dev->vendor, dev->device);	return;	match_vendor: {		struct pci_device_info *device_p = vendor_p->devices;		int i = vendor_p->nr;		while (i > 0) {			if (device_p->device == dev->device)				goto match_device;			device_p++;			i--;		}		/* Ok, found the vendor, but unknown device */		sprintf(name, "PCI device %04x:%04x (%s)", dev->vendor, dev->device, vendor_p->name);		return;		/* Full match */		match_device: {			char *n = name + sprintf(name, "%s %s", vendor_p->name, device_p->name);			int nr = device_p->seen + 1;			device_p->seen = nr;			if (nr > 1)				sprintf(n, " (#%d)", nr);		}	}}/* *  Class names. Not in .init section as they are needed in runtime. */static u16 pci_class_numbers[] = {#define CLASS(x,y) 0x##x,#include "classlist.h"};static char *pci_class_names[] = {#define CLASS(x,y) y,#include "classlist.h"};char *pci_class_name(u32 class){	int i;	for(i=0; i<sizeof(pci_class_numbers)/sizeof(pci_class_numbers[0]); i++)		if (pci_class_numbers[i] == class)			return pci_class_names[i];	return NULL;}#elsevoid __devinit pci_name_device(struct pci_dev *dev){}char *pci_class_name(u32 class){	return NULL;}#endif /* CONFIG_PCI_NAMES */