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pnp: add acpi:* modalias entries 

Along with the non-modalias conformant "pnp:*" aliases, we add "acpi:*"
entries to PNP drivers, to allow module autoloading by ACPI PNP device
entries, which export proper modalias information, without any specific
userspace modprobe mangling.

Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2008-05-28 23:06:47 +02:00 committed by Greg Kroah-Hartman
parent fc3a8828b1
commit 22454cb99f
1 changed files with 16 additions and 8 deletions
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24
scripts/mod/file2alias.c
View File

@ -340,11 +340,18 @@ static int do_acpi_entry(const char *filename,
}
/* looks like: "pnp:dD" */
static int do_pnp_entry(const char *filename,
struct pnp_device_id *id, char *alias)
static void do_pnp_device_entry(void *symval, unsigned long size,
struct module *mod)
{
sprintf(alias, "pnp:d%s*", id->id);
return 1;
const unsigned long id_size = sizeof(struct pnp_device_id);
const struct pnp_device_id *id = symval;
device_id_check(mod->name, "pnp", size, id_size, symval);
buf_printf(&mod->dev_table_buf,
"MODULE_ALIAS(\"pnp:d%s*\");\n", id->id);
buf_printf(&mod->dev_table_buf,
"MODULE_ALIAS(\"acpi*:%s:*\");\n", id->id);
}
/* looks like: "pnp:dD" for every device of the card */
@ -388,9 +395,12 @@ static void do_pnp_card_entries(void *symval, unsigned long size,
}
/* add an individual alias for every device entry */
if (!dup)
if (!dup) {
buf_printf(&mod->dev_table_buf,
"MODULE_ALIAS(\"pnp:d%s*\");\n", id);
buf_printf(&mod->dev_table_buf,
"MODULE_ALIAS(\"acpi*:%s:*\");\n", id);
}
}
}
}
@ -701,9 +711,7 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
sizeof(struct acpi_device_id), "acpi",
do_acpi_entry, mod);
else if (sym_is(symname, "__mod_pnp_device_table"))
do_table(symval, sym->st_size,
sizeof(struct pnp_device_id), "pnp",
do_pnp_entry, mod);
do_pnp_device_entry(symval, sym->st_size, mod);
else if (sym_is(symname, "__mod_pnp_card_device_table"))
do_pnp_card_entries(symval, sym->st_size, mod);
else if (sym_is(symname, "__mod_pcmcia_device_table"))