diff options
Diffstat (limited to 'drivers/platform/x86/wmi.c')
| -rw-r--r-- | drivers/platform/x86/wmi.c | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c index 941739db7199..d88f388a3450 100644 --- a/drivers/platform/x86/wmi.c +++ b/drivers/platform/x86/wmi.c @@ -111,11 +111,11 @@ static struct platform_driver acpi_wmi_driver = { static bool find_guid(const char *guid_string, struct wmi_block **out) { - uuid_le guid_input; + guid_t guid_input; struct wmi_block *wblock; struct guid_block *block; - if (uuid_le_to_bin(guid_string, &guid_input)) + if (guid_parse(guid_string, &guid_input)) return false; list_for_each_entry(wblock, &wmi_block_list, list) { @@ -134,7 +134,7 @@ static const void *find_guid_context(struct wmi_block *wblock, struct wmi_driver *wdriver) { const struct wmi_device_id *id; - uuid_le guid_input; + guid_t guid_input; if (wblock == NULL || wdriver == NULL) return NULL; @@ -143,7 +143,7 @@ static const void *find_guid_context(struct wmi_block *wblock, id = wdriver->id_table; while (*id->guid_string) { - if (uuid_le_to_bin(id->guid_string, &guid_input)) + if (guid_parse(id->guid_string, &guid_input)) continue; if (!memcmp(wblock->gblock.guid, &guid_input, 16)) return id->context; @@ -202,7 +202,7 @@ static acpi_status wmi_method_enable(struct wmi_block *wblock, int enable) /** * set_required_buffer_size - Sets the buffer size needed for performing IOCTL * @wdev: A wmi bus device from a driver - * @instance: Instance index + * @length: Required buffer size * * Allocates memory needed for buffer, stores the buffer size in that memory */ @@ -222,8 +222,8 @@ EXPORT_SYMBOL_GPL(set_required_buffer_size); * @guid_string: 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba * @instance: Instance index * @method_id: Method ID to call - * &in: Buffer containing input for the method call - * &out: Empty buffer to return the method results + * @in: Buffer containing input for the method call + * @out: Empty buffer to return the method results * * Call an ACPI-WMI method */ @@ -244,8 +244,8 @@ EXPORT_SYMBOL_GPL(wmi_evaluate_method); * @wdev: A wmi bus device from a driver * @instance: Instance index * @method_id: Method ID to call - * &in: Buffer containing input for the method call - * &out: Empty buffer to return the method results + * @in: Buffer containing input for the method call + * @out: Empty buffer to return the method results * * Call an ACPI-WMI method */ @@ -364,7 +364,7 @@ static acpi_status __query_block(struct wmi_block *wblock, u8 instance, * wmi_query_block - Return contents of a WMI block (deprecated) * @guid_string: 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba * @instance: Instance index - * &out: Empty buffer to return the contents of the data block to + * @out: Empty buffer to return the contents of the data block to * * Return the contents of an ACPI-WMI data block to a buffer */ @@ -399,7 +399,7 @@ EXPORT_SYMBOL_GPL(wmidev_block_query); * wmi_set_block - Write to a WMI block * @guid_string: 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba * @instance: Instance index - * &in: Buffer containing new values for the data block + * @in: Buffer containing new values for the data block * * Write the contents of the input buffer to an ACPI-WMI data block */ @@ -510,6 +510,7 @@ static void wmi_notify_debug(u32 value, void *context) /** * wmi_install_notify_handler - Register handler for WMI events + * @guid: 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba * @handler: Function to handle notifications * @data: Data to be returned to handler when event is fired * @@ -520,12 +521,12 @@ wmi_notify_handler handler, void *data) { struct wmi_block *block; acpi_status status = AE_NOT_EXIST; - uuid_le guid_input; + guid_t guid_input; if (!guid || !handler) return AE_BAD_PARAMETER; - if (uuid_le_to_bin(guid, &guid_input)) + if (guid_parse(guid, &guid_input)) return AE_BAD_PARAMETER; list_for_each_entry(block, &wmi_block_list, list) { @@ -552,6 +553,7 @@ EXPORT_SYMBOL_GPL(wmi_install_notify_handler); /** * wmi_uninstall_notify_handler - Unregister handler for WMI events + * @guid: 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba * * Unregister handler for events sent to the ACPI-WMI mapper device. */ @@ -559,12 +561,12 @@ acpi_status wmi_remove_notify_handler(const char *guid) { struct wmi_block *block; acpi_status status = AE_NOT_EXIST; - uuid_le guid_input; + guid_t guid_input; if (!guid) return AE_BAD_PARAMETER; - if (uuid_le_to_bin(guid, &guid_input)) + if (guid_parse(guid, &guid_input)) return AE_BAD_PARAMETER; list_for_each_entry(block, &wmi_block_list, list) { @@ -795,9 +797,9 @@ static int wmi_dev_match(struct device *dev, struct device_driver *driver) return 0; while (*id->guid_string) { - uuid_le driver_guid; + guid_t driver_guid; - if (WARN_ON(uuid_le_to_bin(id->guid_string, &driver_guid))) + if (WARN_ON(guid_parse(id->guid_string, &driver_guid))) continue; if (!memcmp(&driver_guid, wblock->gblock.guid, 16)) return 1; @@ -1116,8 +1118,7 @@ static void wmi_free_devices(struct acpi_device *device) } } -static bool guid_already_parsed(struct acpi_device *device, - const u8 *guid) +static bool guid_already_parsed(struct acpi_device *device, const u8 *guid) { struct wmi_block *wblock; @@ -1327,10 +1328,8 @@ static void acpi_wmi_notify_handler(acpi_handle handle, u32 event, wblock->handler(event, wblock->handler_data); } - if (debug_event) { - pr_info("DEBUG Event GUID: %pUL\n", - wblock->gblock.guid); - } + if (debug_event) + pr_info("DEBUG Event GUID: %pUL\n", wblock->gblock.guid); acpi_bus_generate_netlink_event( wblock->acpi_device->pnp.device_class, |