diff options
Diffstat (limited to 'include/acpi/actypes.h')
-rw-r--r-- | include/acpi/actypes.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 91ff73e99bbd..2590627dbfcc 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -527,6 +527,10 @@ typedef u64 acpi_integer; #define ACPI_VALIDATE_RSDP_SIG(a) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_SIG_RSDP, 8)) #define ACPI_MAKE_RSDP_SIG(dest) (memcpy (ACPI_CAST_PTR (char, (dest)), ACPI_SIG_RSDP, 8)) +/* Support for OEMx signature (x can be any character) */ +#define ACPI_IS_OEM_SIG(a) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_OEM_NAME, 3) &&\ + strnlen (a, ACPI_NAME_SIZE) == ACPI_NAME_SIZE) + /* * Algorithm to obtain access bit width. * Can be used with access_width of struct acpi_generic_address and access_size of |