HID: lenovo: Add support for ThinkPad TrackPoint Keyboard II
[linux-2.6-microblaze.git] / drivers / hid / hid-lenovo.c
index 93b1f93..a612ae7 100644 (file)
@@ -4,6 +4,7 @@
  *  - ThinkPad USB Keyboard with TrackPoint (tpkbd)
  *  - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd)
  *  - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd)
+ *  - ThinkPad TrackPoint Keyboard II USB/Bluetooth (cptkbd/tpIIkbd)
  *
  *  Copyright (c) 2012 Bernhard Seibold
  *  Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
@@ -110,6 +111,23 @@ static const __u8 lenovo_pro_dock_need_fixup_collection[] = {
        0x2a, 0xff, 0xff,       /*  Usage Maximum (65535)               */
 };
 
+/* Broken ThinkPad TrackPoint II collection (Bluetooth mode) */
+static const __u8 lenovo_tpIIbtkbd_need_fixup_collection[] = {
+       0x06, 0x00, 0xFF,       /* Usage Page (Vendor Defined 0xFF00) */
+       0x09, 0x01,             /* Usage (0x01) */
+       0xA1, 0x01,             /* Collection (Application) */
+       0x85, 0x05,             /*   Report ID (5) */
+       0x1A, 0xF1, 0x00,       /*   Usage Minimum (0xF1) */
+       0x2A, 0xFC, 0x00,       /*   Usage Maximum (0xFC) */
+       0x15, 0x00,             /*   Logical Minimum (0) */
+       0x25, 0x01,             /*   Logical Maximum (1) */
+       0x75, 0x01,             /*   Report Size (1) */
+       0x95, 0x0D,             /*   Report Count (13) */
+       0x81, 0x02,             /*   Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) */
+       0x95, 0x03,             /*   Report Count (3) */
+       0x81, 0x01,             /*   Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) */
+};
+
 static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                unsigned int *rsize)
 {
@@ -126,6 +144,19 @@ static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                        rdesc[152] = 0x00;
                }
                break;
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
+               if (*rsize >= 263 &&
+                   memcmp(&rdesc[234], lenovo_tpIIbtkbd_need_fixup_collection,
+                         sizeof(lenovo_tpIIbtkbd_need_fixup_collection)) == 0) {
+                       rdesc[244] = 0x00; /* usage minimum = 0x00 */
+                       rdesc[247] = 0xff; /* usage maximum = 0xff */
+                       rdesc[252] = 0xff; /* logical maximum = 0xff */
+                       rdesc[254] = 0x08; /* report size = 0x08 */
+                       rdesc[256] = 0x01; /* report count = 0x01 */
+                       rdesc[258] = 0x00; /* input = 0x00 */
+                       rdesc[260] = 0x01; /* report count (2) = 0x01 */
+               }
+               break;
        }
        return rdesc;
 }
@@ -217,6 +248,101 @@ static int lenovo_input_mapping_cptkbd(struct hid_device *hdev,
        return 0;
 }
 
+static int lenovo_input_mapping_tpIIkbd(struct hid_device *hdev,
+               struct hid_input *hi, struct hid_field *field,
+               struct hid_usage *usage, unsigned long **bit, int *max)
+{
+       /*
+        * 0xff0a0000 = USB, HID_UP_MSVENDOR = BT.
+        *
+        * In BT mode, there are two HID_UP_MSVENDOR pages.
+        * Use only the page that contains report ID == 5.
+        */
+       if (((usage->hid & HID_USAGE_PAGE) == 0xff0a0000 ||
+           (usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) &&
+           field->report->id == 5) {
+               switch (usage->hid & HID_USAGE) {
+               case 0x00bb: /* Fn-F4: Mic mute */
+                       map_key_clear(LENOVO_KEY_MICMUTE);
+                       return 1;
+               case 0x00c3: /* Fn-F5: Brightness down */
+                       map_key_clear(KEY_BRIGHTNESSDOWN);
+                       return 1;
+               case 0x00c4: /* Fn-F6: Brightness up */
+                       map_key_clear(KEY_BRIGHTNESSUP);
+                       return 1;
+               case 0x00c1: /* Fn-F8: Notification center */
+                       map_key_clear(KEY_NOTIFICATION_CENTER);
+                       return 1;
+               case 0x00bc: /* Fn-F9: Control panel */
+                       map_key_clear(KEY_CONFIG);
+                       return 1;
+               case 0x00b6: /* Fn-F10: Bluetooth */
+                       map_key_clear(KEY_BLUETOOTH);
+                       return 1;
+               case 0x00b7: /* Fn-F11: Keyboard config */
+                       map_key_clear(KEY_KEYBOARD);
+                       return 1;
+               case 0x00b8: /* Fn-F12: User function */
+                       map_key_clear(KEY_PROG1);
+                       return 1;
+               case 0x00b9: /* Fn-PrtSc: Snipping tool */
+                       map_key_clear(KEY_SELECTIVE_SCREENSHOT);
+                       return 1;
+               case 0x00b5: /* Fn-Esc: Fn-lock toggle */
+                       map_key_clear(KEY_FN_ESC);
+                       return 1;
+               }
+       }
+
+       if ((usage->hid & HID_USAGE_PAGE) == 0xffa00000) {
+               switch (usage->hid & HID_USAGE) {
+               case 0x00fb: /* Middle mouse (in native USB mode) */
+                       map_key_clear(BTN_MIDDLE);
+                       return 1;
+               }
+       }
+
+       if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR &&
+           field->report->id == 21) {
+               switch (usage->hid & HID_USAGE) {
+               case 0x0004: /* Middle mouse (in native Bluetooth mode) */
+                       map_key_clear(BTN_MIDDLE);
+                       return 1;
+               }
+       }
+
+       /* Compatibility middle/wheel mappings should be ignored */
+       if (usage->hid == HID_GD_WHEEL)
+               return -1;
+       if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON &&
+                       (usage->hid & HID_USAGE) == 0x003)
+               return -1;
+       if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER &&
+                       (usage->hid & HID_USAGE) == 0x238)
+               return -1;
+
+       /* Map wheel emulation reports: 0xff10 */
+       if ((usage->hid & HID_USAGE_PAGE) == 0xff100000) {
+               field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE;
+               field->logical_minimum = -127;
+               field->logical_maximum = 127;
+
+               switch (usage->hid & HID_USAGE) {
+               case 0x0000:
+                       hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
+                       return 1;
+               case 0x0001:
+                       hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL);
+                       return 1;
+               default:
+                       return -1;
+               }
+       }
+
+       return 0;
+}
+
 static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev,
                struct hid_input *hi, struct hid_field *field,
                struct hid_usage *usage, unsigned long **bit, int *max)
@@ -326,6 +452,10 @@ static int lenovo_input_mapping(struct hid_device *hdev,
        case USB_DEVICE_ID_LENOVO_CBTKBD:
                return lenovo_input_mapping_cptkbd(hdev, hi, field,
                                                        usage, bit, max);
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
+               return lenovo_input_mapping_tpIIkbd(hdev, hi, field,
+                                                       usage, bit, max);
        case USB_DEVICE_ID_IBM_SCROLLPOINT_III:
        case USB_DEVICE_ID_IBM_SCROLLPOINT_PRO:
        case USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL:
@@ -363,10 +493,12 @@ static int lenovo_send_cmd_cptkbd(struct hid_device *hdev,
 
        switch (hdev->product) {
        case USB_DEVICE_ID_LENOVO_CUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
                ret = hid_hw_raw_request(hdev, 0x13, buf, 3,
                                        HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
                break;
        case USB_DEVICE_ID_LENOVO_CBTKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                ret = hid_hw_output_report(hdev, buf, 3);
                break;
        default:
@@ -422,6 +554,8 @@ static ssize_t attr_fn_lock_store(struct device *dev,
        switch (hdev->product) {
        case USB_DEVICE_ID_LENOVO_CUSBKBD:
        case USB_DEVICE_ID_LENOVO_CBTKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                lenovo_features_set_cptkbd(hdev);
                break;
        case USB_DEVICE_ID_LENOVO_TP10UBKBD:
@@ -568,6 +702,8 @@ static int lenovo_event(struct hid_device *hdev, struct hid_field *field,
        switch (hdev->product) {
        case USB_DEVICE_ID_LENOVO_CUSBKBD:
        case USB_DEVICE_ID_LENOVO_CBTKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                return lenovo_event_cptkbd(hdev, field, usage, value);
        case USB_DEVICE_ID_LENOVO_TP10UBKBD:
        case USB_DEVICE_ID_LENOVO_X1_TAB:
@@ -960,8 +1096,9 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
        struct lenovo_drvdata *cptkbd_data;
 
        /* All the custom action happens on the USBMOUSE device for USB */
-       if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
-                       && hdev->type != HID_TYPE_USBMOUSE) {
+       if (((hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD) ||
+           (hdev->product == USB_DEVICE_ID_LENOVO_TPIIUSBKBD)) &&
+           hdev->type != HID_TYPE_USBMOUSE) {
                hid_dbg(hdev, "Ignoring keyboard half of device\n");
                return 0;
        }
@@ -977,11 +1114,14 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
 
        /*
         * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
-        * regular keys
+        * regular keys (Compact only)
         */
-       ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
-       if (ret)
-               hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
+       if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD ||
+           hdev->product == USB_DEVICE_ID_LENOVO_CBTKBD) {
+               ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
+               if (ret)
+                       hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
+       }
 
        /* Switch middle button to native mode */
        ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
@@ -1088,6 +1228,8 @@ static int lenovo_probe(struct hid_device *hdev,
                break;
        case USB_DEVICE_ID_LENOVO_CUSBKBD:
        case USB_DEVICE_ID_LENOVO_CBTKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                ret = lenovo_probe_cptkbd(hdev);
                break;
        case USB_DEVICE_ID_LENOVO_TP10UBKBD:
@@ -1154,6 +1296,8 @@ static void lenovo_remove(struct hid_device *hdev)
                break;
        case USB_DEVICE_ID_LENOVO_CUSBKBD:
        case USB_DEVICE_ID_LENOVO_CBTKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+       case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                lenovo_remove_cptkbd(hdev);
                break;
        case USB_DEVICE_ID_LENOVO_TP10UBKBD:
@@ -1172,6 +1316,8 @@ static int lenovo_input_configured(struct hid_device *hdev,
                case USB_DEVICE_ID_LENOVO_TPKBD:
                case USB_DEVICE_ID_LENOVO_CUSBKBD:
                case USB_DEVICE_ID_LENOVO_CBTKBD:
+               case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+               case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
                        if (test_bit(EV_REL, hi->input->evbit)) {
                                /* set only for trackpoint device */
                                __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
@@ -1188,7 +1334,9 @@ static int lenovo_input_configured(struct hid_device *hdev,
 static const struct hid_device_id lenovo_devices[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
+       { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIUSBKBD) },
        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIBTKBD) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
        { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) },
        { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) },