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authorBjorn Helgaas <bjorn.helgaas@hp.com>2008-04-28 16:33:56 -0600
committerLen Brown <len.brown@intel.com>2008-04-29 03:22:17 -0400
commite436675f2a09ea389c1844507658f304924a2eca (patch)
tree21d2885e5b6124faa8ff39e109d8b89316d8b70d
parent048825deea5f261335b5202cd1114c53a3a21ae7 (diff)
PNP: change pnp_add_card_id() to allocate its own pnp_id structures
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>
-rw-r--r--drivers/pnp/base.h2
-rw-r--r--drivers/pnp/card.c27
-rw-r--r--drivers/pnp/isapnp/core.c21
3 files changed, 33 insertions, 17 deletions
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index b492569bcdf4..37f7d85fc4bc 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -4,7 +4,7 @@ void *pnp_alloc(long size);
void pnp_eisa_id_to_string(u32 id, char *str);
struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *, int id, char *pnpid);
struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
-int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card);
+struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
int pnp_interface_attach_device(struct pnp_dev *dev);
void pnp_fixup_device(struct pnp_dev *dev);
void pnp_free_option(struct pnp_option *option);
diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c
index da1c9909eb44..d606a163b1d7 100644
--- a/drivers/pnp/card.c
+++ b/drivers/pnp/card.c
@@ -5,6 +5,7 @@
*/
#include <linux/module.h>
+#include <linux/ctype.h>
#include <linux/slab.h>
#include <linux/pnp.h>
#include "base.h"
@@ -100,19 +101,33 @@ static int card_probe(struct pnp_card *card, struct pnp_card_driver *drv)
* @id: pointer to a pnp_id structure
* @card: pointer to the desired card
*/
-int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card)
+struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id)
{
- struct pnp_id *ptr;
+ struct pnp_id *dev_id, *ptr;
- id->next = NULL;
+ dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
+ if (!dev_id)
+ return NULL;
+
+ dev_id->id[0] = id[0];
+ dev_id->id[1] = id[1];
+ dev_id->id[2] = id[2];
+ dev_id->id[3] = tolower(id[3]);
+ dev_id->id[4] = tolower(id[4]);
+ dev_id->id[5] = tolower(id[5]);
+ dev_id->id[6] = tolower(id[6]);
+ dev_id->id[7] = '\0';
+
+ dev_id->next = NULL;
ptr = card->id;
while (ptr && ptr->next)
ptr = ptr->next;
if (ptr)
- ptr->next = id;
+ ptr->next = dev_id;
else
- card->id = id;
- return 0;
+ card->id = dev_id;
+
+ return dev_id;
}
static void pnp_free_card_ids(struct pnp_card *card)
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 727936a6befb..1949c18a7365 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -822,17 +822,18 @@ static unsigned char __init isapnp_checksum(unsigned char *data)
static void isapnp_parse_card_id(struct pnp_card *card, unsigned short vendor,
unsigned short device)
{
- struct pnp_id *id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
+ char id[8];
- if (!id)
- return;
- sprintf(id->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_card_id(id, card);
+ id[0] = 'A' + ((vendor >> 2) & 0x3f) - 1;
+ id[1] = 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1;
+ id[2] = 'A' + ((vendor >> 8) & 0x1f) - 1;
+ id[3] = hex_asc((device >> 4) & 0x0f);
+ id[4] = hex_asc(device & 0x0f);
+ id[5] = hex_asc((device >> 12) & 0x0f);
+ id[6] = hex_asc((device >> 8) & 0x0f);
+ id[7] = '\0';
+
+ pnp_add_card_id(card, id);
}
/*

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