Commit f602ff7e authored by Dominik Brodowski's avatar Dominik Brodowski Committed by Linus Torvalds

[PATCH] pcmcia: match "anonymous" cards

If a card doesn't provide _any_ information about itself, assume it is a
so-called "anonymous" card.  pcmciamtd will bind to it if it is configured to
do so.
Signed-off-by: default avatarDominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent ff1fa9ef
......@@ -746,6 +746,15 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev,
}
}
if (did->match_flags & PCMCIA_DEV_ID_MATCH_ANONYMOUS) {
int i;
for (i=0; i<4; i++)
if (dev->prod_id[i])
return 0;
if (dev->has_manf_id || dev->has_card_id || dev->has_func_id)
return 0;
}
dev->dev.driver_data = (void *) did;
return 1;
......
......@@ -209,5 +209,6 @@ struct pcmcia_device_id {
#define PCMCIA_DEV_ID_MATCH_PROD_ID4 0x0080
#define PCMCIA_DEV_ID_MATCH_DEVICE_NO 0x0100
#define PCMCIA_DEV_ID_MATCH_FAKE_CIS 0x0200
#define PCMCIA_DEV_ID_MATCH_ANONYMOUS 0x0400
#endif /* LINUX_MOD_DEVICETABLE_H */
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