diff options
Diffstat (limited to 'drivers/platform/x86/peaq-wmi.c')
| -rw-r--r-- | drivers/platform/x86/peaq-wmi.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/platform/x86/peaq-wmi.c b/drivers/platform/x86/peaq-wmi.c index bc98ef95514a..9b9e1f39bbfb 100644 --- a/drivers/platform/x86/peaq-wmi.c +++ b/drivers/platform/x86/peaq-wmi.c @@ -8,6 +8,7 @@ */ #include <linux/acpi.h> +#include <linux/dmi.h> #include <linux/input-polldev.h> #include <linux/kernel.h> #include <linux/module.h> @@ -64,8 +65,23 @@ static void peaq_wmi_poll(struct input_polled_dev *dev) } } +/* Some other devices (Shuttle XS35) use the same WMI GUID for other purposes */ +static const struct dmi_system_id peaq_dmi_table[] __initconst = { + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "PEAQ"), + DMI_MATCH(DMI_PRODUCT_NAME, "PEAQ PMM C1010 MD99187"), + }, + }, + {} +}; + static int __init peaq_wmi_init(void) { + /* WMI GUID is not unique, also check for a DMI match */ + if (!dmi_check_system(peaq_dmi_table)) + return -ENODEV; + if (!wmi_has_guid(PEAQ_DOLBY_BUTTON_GUID)) return -ENODEV; @@ -86,9 +102,6 @@ static int __init peaq_wmi_init(void) static void __exit peaq_wmi_exit(void) { - if (!wmi_has_guid(PEAQ_DOLBY_BUTTON_GUID)) - return; - input_unregister_polled_device(peaq_poll_dev); } |