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PNP: change pnp_add_id() to allocate its own pnp_id structures

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This moves some of the pnp_id knowledge out of the backends and into
the PNP core.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas
2008-04-28 16:33:52 -06:00
committed by Len Brown
parent 1692b27bf3
commit 772defc629
6 changed files with 36 additions and 48 deletions
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14
drivers/pnp/isapnp/core.c
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@@ -44,6 +44,8 @@
#include <linux/mutex.h>
#include <asm/io.h>
#include "../base.h"
#if 0
#define ISAPNP_REGION_OK
#endif
@@ -401,20 +403,16 @@ static void __init isapnp_skip_bytes(int count)
static void isapnp_parse_id(struct pnp_dev *dev, unsigned short vendor,
unsigned short device)
{
struct pnp_id *id;
char id[8];
if (!dev)
return;
id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!id)
return;
sprintf(id->id, "%c%c%c%x%x%x%x",
sprintf(id, "%c%c%c%x%x%x%x",
'A' + ((vendor >> 2) & 0x3f) - 1,
'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1,
'A' + ((vendor >> 8) & 0x1f) - 1,
(device >> 4) & 0x0f,
device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
pnp_add_id(id, dev);
pnp_add_id(dev, id);
}
/*