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path: root/drivers/pnp/isapnp/core.c
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Diffstat (limited to 'drivers/pnp/isapnp/core.c')
-rw-r--r--drivers/pnp/isapnp/core.c32
1 files changed, 11 insertions, 21 deletions
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 10cade831433..ccb04190044b 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -398,24 +398,6 @@ static void __init isapnp_skip_bytes(int count)
}
/*
- * Parse EISA id.
- */
-static void isapnp_parse_id(struct pnp_dev *dev, unsigned short vendor,
- unsigned short device)
-{
- char id[8];
-
- 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(dev, id);
-}
-
-/*
* Parse logical device tag.
*/
static struct pnp_dev *__init isapnp_parse_device(struct pnp_card *card,
@@ -423,13 +405,17 @@ static struct pnp_dev *__init isapnp_parse_device(struct pnp_card *card,
{
unsigned char tmp[6];
struct pnp_dev *dev;
+ u32 eisa_id;
+ char id[8];
isapnp_peek(tmp, size);
dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
if (!dev)
return NULL;
dev->number = number;
- isapnp_parse_id(dev, (tmp[1] << 8) | tmp[0], (tmp[3] << 8) | tmp[2]);
+ eisa_id = tmp[0] | tmp[1] << 8 | tmp[2] << 16 | tmp[3] << 24;
+ pnp_eisa_id_to_string(eisa_id, id);
+ pnp_add_id(dev, id);
dev->regs = tmp[4];
dev->card = card;
if (size > 5)
@@ -619,6 +605,8 @@ static int __init isapnp_create_device(struct pnp_card *card,
unsigned char type, tmp[17];
struct pnp_option *option;
struct pnp_dev *dev;
+ u32 eisa_id;
+ char id[8];
if ((dev = isapnp_parse_device(card, size, number++)) == NULL)
return 1;
@@ -658,8 +646,10 @@ static int __init isapnp_create_device(struct pnp_card *card,
case _STAG_COMPATDEVID:
if (size == 4 && compat < DEVICE_COUNT_COMPATIBLE) {
isapnp_peek(tmp, 4);
- isapnp_parse_id(dev, (tmp[1] << 8) | tmp[0],
- (tmp[3] << 8) | tmp[2]);
+ eisa_id = tmp[0] | tmp[1] << 8 |
+ tmp[2] << 16 | tmp[3] << 24;
+ pnp_eisa_id_to_string(eisa_id, id);
+ pnp_add_id(dev, id);
compat++;
size = 0;
}

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