diff options
| -rw-r--r-- | drivers/misc/acer-wmi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c index 5b7c5fcd5af7..dd0b8d8b5bd9 100644 --- a/drivers/misc/acer-wmi.c +++ b/drivers/misc/acer-wmi.c @@ -88,6 +88,7 @@ struct acer_quirks { * Acer ACPI method GUIDs */ #define AMW0_GUID1 "67C3371D-95A3-4C37-BB61-DD47B491DAAB" +#define AMW0_GUID2 "431F16ED-0C2B-444C-B267-27DEB140CF9C" #define WMID_GUID1 "6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3" #define WMID_GUID2 "95764E09-FB56-4e83-B31A-37761F60994A" @@ -548,6 +549,15 @@ static acpi_status AMW0_set_capabilities(void) struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; + /* + * On laptops with this strange GUID (non Acer), normal probing doesn't + * work. + */ + if (wmi_has_guid(AMW0_GUID2)) { + interface->capability |= ACER_CAP_WIRELESS; + return AE_OK; + } + args.eax = ACER_AMW0_WRITE; args.ecx = args.edx = 0; |