HID: lenovo: Add ThinkPad 10 Ultrabook Keyboard support
Some of the function keys special functions all use the same
0x000c0001 usage code, add a mapping for these based on the usage_index;
And add support for the Speaker and Mic mute LEDs integrated into the
F1 and F4 keys.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index f2eb917..ccf41ad 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -33,7 +33,9 @@
#include "hid-ids.h"
struct lenovo_drvdata {
+ u8 led_report[3]; /* Must be first for proper alignment */
int led_state;
+ struct mutex led_report_mutex;
struct led_classdev led_mute;
struct led_classdev led_micmute;
int press_to_select;
@@ -48,6 +50,34 @@ struct lenovo_drvdata {
#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
+#define TP10UBKBD_LED_OUTPUT_REPORT 9
+
+#define TP10UBKBD_FN_LOCK_LED 0x54
+#define TP10UBKBD_MUTE_LED 0x64
+#define TP10UBKBD_MICMUTE_LED 0x74
+
+#define TP10UBKBD_LED_OFF 1
+#define TP10UBKBD_LED_ON 2
+
+static void lenovo_led_set_tp10ubkbd(struct hid_device *hdev, u8 led_code,
+ enum led_brightness value)
+{
+ struct lenovo_drvdata *data = hid_get_drvdata(hdev);
+ int ret;
+
+ mutex_lock(&data->led_report_mutex);
+
+ data->led_report[0] = TP10UBKBD_LED_OUTPUT_REPORT;
+ data->led_report[1] = led_code;
+ data->led_report[2] = value ? TP10UBKBD_LED_ON : TP10UBKBD_LED_OFF;
+ ret = hid_hw_raw_request(hdev, data->led_report[0], data->led_report, 3,
+ HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
+ if (ret)
+ hid_err(hdev, "Set LED output report error: %d\n", ret);
+
+ mutex_unlock(&data->led_report_mutex);
+}
+
static const __u8 lenovo_pro_dock_need_fixup_collection[] = {
0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */
0x09, 0x01, /* Usage (Vendor Usage 0x01) */
@@ -175,6 +205,37 @@ static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev,
return 0;
}
+static int lenovo_input_mapping_tp10_ultrabook_kbd(struct hid_device *hdev,
+ struct hid_input *hi, struct hid_field *field,
+ struct hid_usage *usage, unsigned long **bit, int *max)
+{
+ /*
+ * The ThinkPad 10 Ultrabook Keyboard uses 0x000c0001 usage for
+ * a bunch of keys which have no standard consumer page code.
+ */
+ if (usage->hid == 0x000c0001) {
+ switch (usage->usage_index) {
+ case 8: /* Fn-Esc: Fn-lock toggle */
+ map_key_clear(KEY_FN_ESC);
+ return 1;
+ case 9: /* Fn-F4: Mic mute */
+ map_key_clear(KEY_MICMUTE);
+ return 1;
+ case 10: /* Fn-F7: Control panel */
+ map_key_clear(KEY_CONFIG);
+ return 1;
+ case 11: /* Fn-F8: Search (magnifier glass) */
+ map_key_clear(KEY_SEARCH);
+ return 1;
+ case 12: /* Fn-F10: Open My computer (6 boxes) */
+ map_key_clear(KEY_FILE);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
static int lenovo_input_mapping(struct hid_device *hdev,
struct hid_input *hi, struct hid_field *field,
struct hid_usage *usage, unsigned long **bit, int *max)
@@ -195,6 +256,9 @@ static int lenovo_input_mapping(struct hid_device *hdev,
case USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL:
return lenovo_input_mapping_scrollpoint(hdev, hi, field,
usage, bit, max);
+ case USB_DEVICE_ID_LENOVO_TP10UBKBD:
+ return lenovo_input_mapping_tp10_ultrabook_kbd(hdev, hi, field,
+ usage, bit, max);
default:
return 0;
}
@@ -677,6 +741,7 @@ static void lenovo_led_brightness_set(struct led_classdev *led_cdev,
struct device *dev = led_cdev->dev->parent;
struct hid_device *hdev = to_hid_device(dev);
struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
+ u8 tp10ubkbd_led[] = { TP10UBKBD_MUTE_LED, TP10UBKBD_MICMUTE_LED };
int led_nr = 0;
if (led_cdev == &data_pointer->led_micmute)
@@ -691,6 +756,9 @@ static void lenovo_led_brightness_set(struct led_classdev *led_cdev,
case USB_DEVICE_ID_LENOVO_TPKBD:
lenovo_led_set_tpkbd(hdev);
break;
+ case USB_DEVICE_ID_LENOVO_TP10UBKBD:
+ lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value);
+ break;
}
}
@@ -831,6 +899,25 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
return 0;
}
+static int lenovo_probe_tp10ubkbd(struct hid_device *hdev)
+{
+ struct lenovo_drvdata *data;
+
+ /* All the custom action happens on the USBMOUSE device for USB */
+ if (hdev->type != HID_TYPE_USBMOUSE)
+ return 0;
+
+ data = devm_kzalloc(&hdev->dev, sizeof(*data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ mutex_init(&data->led_report_mutex);
+
+ hid_set_drvdata(hdev, data);
+
+ return lenovo_register_leds(hdev);
+}
+
static int lenovo_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
@@ -856,6 +943,9 @@ static int lenovo_probe(struct hid_device *hdev,
case USB_DEVICE_ID_LENOVO_CBTKBD:
ret = lenovo_probe_cptkbd(hdev);
break;
+ case USB_DEVICE_ID_LENOVO_TP10UBKBD:
+ ret = lenovo_probe_tp10ubkbd(hdev);
+ break;
default:
ret = 0;
break;
@@ -894,6 +984,17 @@ static void lenovo_remove_cptkbd(struct hid_device *hdev)
&lenovo_attr_group_cptkbd);
}
+static void lenovo_remove_tp10ubkbd(struct hid_device *hdev)
+{
+ struct lenovo_drvdata *data = hid_get_drvdata(hdev);
+
+ if (data == NULL)
+ return;
+
+ led_classdev_unregister(&data->led_micmute);
+ led_classdev_unregister(&data->led_mute);
+}
+
static void lenovo_remove(struct hid_device *hdev)
{
switch (hdev->product) {
@@ -904,6 +1005,9 @@ static void lenovo_remove(struct hid_device *hdev)
case USB_DEVICE_ID_LENOVO_CBTKBD:
lenovo_remove_cptkbd(hdev);
break;
+ case USB_DEVICE_ID_LENOVO_TP10UBKBD:
+ lenovo_remove_tp10ubkbd(hdev);
+ break;
}
hid_hw_stop(hdev);
@@ -940,6 +1044,7 @@ static const struct hid_device_id lenovo_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) },
{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TP10UBKBD) },
{ }
};