LXR linux/drivers/zorro/names.c

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 *      Zorro Device Name Tables
   4 *
   5 *      Copyright (C) 1999--2000 Geert Uytterhoeven
   6 *
   7 *      Based on the PCI version:
   8 *
   9 *      Copyright 1992--1999 Drew Eckhardt, Frederic Potter,
  10 *      David Mosberger-Tang, Martin Mares
  11 */
  12
  13#include <linux/init.h>
  14#include <linux/kernel.h>
  15#include <linux/types.h>
  16#include <linux/zorro.h>
  17
  18
  19struct zorro_prod_info {
  20        __u16 prod;
  21        unsigned short seen;
  22        const char *name;
  23};
  24
  25struct zorro_manuf_info {
  26        __u16 manuf;
  27        unsigned short nr;
  28        const char *name;
  29        struct zorro_prod_info *prods;
  30};
  31
  32/*
  33 * This is ridiculous, but we want the strings in
  34 * the .init section so that they don't take up
  35 * real memory.. Parse the same file multiple times
  36 * to get all the info.
  37 */
  38#define MANUF( manuf, name )            static char __manufstr_##manuf[] __initdata = name;
  39#define ENDMANUF()
  40#define PRODUCT( manuf, prod, name )    static char __prodstr_##manuf##prod[] __initdata = name;
  41#include "devlist.h"
  42
  43
  44#define MANUF( manuf, name )            static struct zorro_prod_info __prods_##manuf[] __initdata = {
  45#define ENDMANUF()                      };
  46#define PRODUCT( manuf, prod, name )    { 0x##prod, 0, __prodstr_##manuf##prod },
  47#include "devlist.h"
  48
  49static struct zorro_manuf_info __initdata zorro_manuf_list[] = {
  50#define MANUF( manuf, name )            { 0x##manuf, ARRAY_SIZE(__prods_##manuf), __manufstr_##manuf, __prods_##manuf },
  51#define ENDMANUF()
  52#define PRODUCT( manuf, prod, name )
  53#include "devlist.h"
  54};
  55
  56#define MANUFS ARRAY_SIZE(zorro_manuf_list)
  57
  58void __init zorro_name_device(struct zorro_dev *dev)
  59{
  60        const struct zorro_manuf_info *manuf_p = zorro_manuf_list;
  61        int i = MANUFS;
  62        char *name = dev->name;
  63
  64        do {
  65                if (manuf_p->manuf == ZORRO_MANUF(dev->id))
  66                        goto match_manuf;
  67                manuf_p++;
  68        } while (--i);
  69
  70        /* Couldn't find either the manufacturer nor the product */
  71        return;
  72
  73        match_manuf: {
  74                struct zorro_prod_info *prod_p = manuf_p->prods;
  75                int i = manuf_p->nr;
  76
  77                while (i > 0) {
  78                        if (prod_p->prod ==
  79                            ((ZORRO_PROD(dev->id)<<8) | ZORRO_EPC(dev->id)))
  80                                goto match_prod;
  81                        prod_p++;
  82                        i--;
  83                }
  84
  85                /* Ok, found the manufacturer, but unknown product */
  86                sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
  87                return;
  88
  89                /* Full match */
  90                match_prod: {
  91                        char *n = name + sprintf(name, "%s %s", manuf_p->name, prod_p->name);
  92                        int nr = prod_p->seen + 1;
  93                        prod_p->seen = nr;
  94                        if (nr > 1)
  95                                sprintf(n, " (#%d)", nr);
  96                }
  97        }
  98}
  99