mirror of
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9dd78466c9
Run Lindent on all PNP source files.
Produced by:
$ quilt new pnp-lindent
$ find drivers/pnp -name \*.[ch] | xargs quilt add
$ quilt add include/linux/{pnp.h,pnpbios.h}
$ scripts/Lindent drivers/pnp/*.c drivers/pnp/*/*.c include/linux/pnp*.h
$ quilt refresh --sort
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Adam Belay <ambx1@neo.rr.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/*
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* compat.c - A series of functions to make it easier to convert drivers that use
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* the old isapnp APIs. If possible use the new APIs instead.
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*
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* Copyright 2002 Adam Belay <ambx1@neo.rr.com>
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*
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*/
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/* TODO: see if more isapnp functions are needed here */
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#include <linux/module.h>
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#include <linux/isapnp.h>
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#include <linux/string.h>
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static void pnp_convert_id(char *buf, unsigned short vendor,
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unsigned short device)
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{
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sprintf(buf, "%c%c%c%x%x%x%x",
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'A' + ((vendor >> 2) & 0x3f) - 1,
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'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1,
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'A' + ((vendor >> 8) & 0x1f) - 1,
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(device >> 4) & 0x0f,
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device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
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}
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struct pnp_card *pnp_find_card(unsigned short vendor,
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unsigned short device, struct pnp_card *from)
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{
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char id[8];
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char any[8];
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struct list_head *list;
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pnp_convert_id(id, vendor, device);
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pnp_convert_id(any, ISAPNP_ANY_ID, ISAPNP_ANY_ID);
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list = from ? from->global_list.next : pnp_cards.next;
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while (list != &pnp_cards) {
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struct pnp_card *card = global_to_pnp_card(list);
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if (compare_pnp_id(card->id, id) || (memcmp(id, any, 7) == 0))
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return card;
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list = list->next;
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}
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return NULL;
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}
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struct pnp_dev *pnp_find_dev(struct pnp_card *card,
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unsigned short vendor,
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unsigned short function, struct pnp_dev *from)
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{
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char id[8];
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char any[8];
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pnp_convert_id(id, vendor, function);
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pnp_convert_id(any, ISAPNP_ANY_ID, ISAPNP_ANY_ID);
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if (card == NULL) { /* look for a logical device from all cards */
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struct list_head *list;
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list = pnp_global.next;
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if (from)
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list = from->global_list.next;
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while (list != &pnp_global) {
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struct pnp_dev *dev = global_to_pnp_dev(list);
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if (compare_pnp_id(dev->id, id)
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|| (memcmp(id, any, 7) == 0))
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return dev;
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list = list->next;
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}
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} else {
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struct list_head *list;
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list = card->devices.next;
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if (from) {
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list = from->card_list.next;
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if (from->card != card) /* something is wrong */
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return NULL;
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}
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while (list != &card->devices) {
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struct pnp_dev *dev = card_to_pnp_dev(list);
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if (compare_pnp_id(dev->id, id))
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return dev;
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list = list->next;
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}
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}
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return NULL;
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}
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EXPORT_SYMBOL(pnp_find_card);
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EXPORT_SYMBOL(pnp_find_dev);
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