diff options
Diffstat (limited to 'drivers/pnp/core.c')
| -rw-r--r-- | drivers/pnp/core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c index d8d75541552c..3e20b1cc7778 100644 --- a/drivers/pnp/core.c +++ b/drivers/pnp/core.c @@ -23,6 +23,14 @@ static LIST_HEAD(pnp_protocols); LIST_HEAD(pnp_global); DEFINE_SPINLOCK(pnp_lock); +/* + * ACPI or PNPBIOS should tell us about all platform devices, so we can + * skip some blind probes. ISAPNP typically enumerates only plug-in ISA + * devices, not built-in things like COM ports. + */ +int pnp_platform_devices; +EXPORT_SYMBOL(pnp_platform_devices); + void *pnp_alloc(long size) { void *result; |