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| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2008-04-28 16:33:57 -0600 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-04-29 03:22:17 -0400 |
| commit | 068076d5517009654376ceda75ff44af0feb9b1d (patch) | |
| tree | ea8b83c7898031b6b98b7019528e0366cac2b1c6 /drivers/pnp/isapnp | |
| parent | e436675f2a09ea389c1844507658f304924a2eca (diff) | |
| download | lwn-068076d5517009654376ceda75ff44af0feb9b1d.tar.gz lwn-068076d5517009654376ceda75ff44af0feb9b1d.zip | |
ISAPNP: pull pnp_add_card_id() out of isapnp_parse_card_id()
Split the pnp_add_card_id() part from the PNPID conversion part so we
can move the initial add_id() into the pnp_card allocation.
This makes the PNPID conversion generic so we can use the same
one for both devices and cards.
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>
Diffstat (limited to 'drivers/pnp/isapnp')
| -rw-r--r-- | drivers/pnp/isapnp/core.c | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c index 1949c18a7365..3a326f9305f6 100644 --- a/drivers/pnp/isapnp/core.c +++ b/drivers/pnp/isapnp/core.c @@ -817,26 +817,6 @@ static unsigned char __init isapnp_checksum(unsigned char *data) } /* - * Parse EISA id for ISA PnP card. - */ -static void isapnp_parse_card_id(struct pnp_card *card, unsigned short vendor, - unsigned short device) -{ - char id[8]; - - 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); -} - -/* * Build device list for all present ISA PnP devices. */ static int __init isapnp_build_device_list(void) @@ -844,6 +824,8 @@ static int __init isapnp_build_device_list(void) int csn; unsigned char header[9], checksum; struct pnp_card *card; + u32 eisa_id; + char id[8]; isapnp_wait(); isapnp_key(); @@ -864,8 +846,10 @@ static int __init isapnp_build_device_list(void) card->number = csn; INIT_LIST_HEAD(&card->devices); - isapnp_parse_card_id(card, (header[1] << 8) | header[0], - (header[3] << 8) | header[2]); + eisa_id = header[0] | header[1] << 8 | + header[2] << 16 | header[3] << 24; + pnp_eisa_id_to_string(eisa_id, id); + pnp_add_card_id(card, id); card->serial = (header[7] << 24) | (header[6] << 16) | (header[5] << 8) | header[4]; |