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-rw-r--r--drivers/hid/hid-wiimote-core.c7
-rw-r--r--drivers/hid/hid-wiimote-modules.c174
-rw-r--r--drivers/hid/hid-wiimote.h1
3 files changed, 182 insertions, 0 deletions
diff --git a/drivers/hid/hid-wiimote-core.c b/drivers/hid/hid-wiimote-core.c
index 946cdeff4798..d3055d1dbc06 100644
--- a/drivers/hid/hid-wiimote-core.c
+++ b/drivers/hid/hid-wiimote-core.c
@@ -459,6 +459,9 @@ static __u8 wiimote_cmd_read_ext(struct wiimote_data *wdata, __u8 *rmem)
if (rmem[0] == 0x01 && rmem[1] == 0x00 &&
rmem[4] == 0x01 && rmem[5] == 0x03)
return WIIMOTE_EXT_GUITAR_HERO_DRUMS;
+ if (rmem[0] == 0x00 && rmem[1] == 0x00 &&
+ rmem[4] == 0x01 && rmem[5] == 0x03)
+ return WIIMOTE_EXT_GUITAR_HERO_GUITAR;
return WIIMOTE_EXT_UNKNOWN;
}
@@ -493,6 +496,7 @@ static bool wiimote_cmd_map_mp(struct wiimote_data *wdata, __u8 exttype)
switch (exttype) {
case WIIMOTE_EXT_CLASSIC_CONTROLLER:
case WIIMOTE_EXT_GUITAR_HERO_DRUMS:
+ case WIIMOTE_EXT_GUITAR_HERO_GUITAR:
wmem = 0x07;
break;
case WIIMOTE_EXT_NUNCHUK:
@@ -1084,6 +1088,7 @@ static const char *wiimote_exttype_names[WIIMOTE_EXT_NUM] = {
[WIIMOTE_EXT_BALANCE_BOARD] = "Nintendo Wii Balance Board",
[WIIMOTE_EXT_PRO_CONTROLLER] = "Nintendo Wii U Pro Controller",
[WIIMOTE_EXT_GUITAR_HERO_DRUMS] = "Nintendo Wii Guitar Hero Drums",
+ [WIIMOTE_EXT_GUITAR_HERO_GUITAR] = "Nintendo Wii Guitar Hero Guitar",
};
/*
@@ -1672,6 +1677,8 @@ static ssize_t wiimote_ext_show(struct device *dev,
return sprintf(buf, "procontroller\n");
case WIIMOTE_EXT_GUITAR_HERO_DRUMS:
return sprintf(buf, "drums\n");
+ case WIIMOTE_EXT_GUITAR_HERO_GUITAR:
+ return sprintf(buf, "guitar\n");
case WIIMOTE_EXT_UNKNOWN:
/* fallthrough */
default:
diff --git a/drivers/hid/hid-wiimote-modules.c b/drivers/hid/hid-wiimote-modules.c
index 08a44a7fc5fd..7e124c351e67 100644
--- a/drivers/hid/hid-wiimote-modules.c
+++ b/drivers/hid/hid-wiimote-modules.c
@@ -2051,6 +2051,179 @@ static const struct wiimod_ops wiimod_drums = {
};
/*
+ * Guitar
+ * Guitar-Hero, Rock-Band and other games came bundled with guitars which can
+ * be plugged as extension to a Wiimote.
+ * We create a separate device for guitars and report all information via this
+ * input device.
+ */
+
+static void wiimod_guitar_in_ext(struct wiimote_data *wdata, const __u8 *ext)
+{
+ __u8 sx, sy, tb, wb, bd, bm, bp, bo, br, bb, bg, by, bu;
+
+ /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 1 | 0 | 0 | SX <5:0> |
+ * 2 | 0 | 0 | SY <5:0> |
+ * -----+-----+-----+-----+-----------------------------+
+ * 3 | 0 | 0 | 0 | TB <4:0> |
+ * -----+-----+-----+-----+-----------------------------+
+ * 4 | 0 | 0 | 0 | WB <4:0> |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 5 | 1 | BD | 1 | B- | 1 | B+ | 1 | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 6 | BO | BR | BB | BG | BY | 1 | 1 | BU |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * All buttons are 0 if pressed
+ *
+ * With Motion+ enabled, the following bits will get invalid:
+ * Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 1 | 0 | 0 | SX <5:1> |XXXXX|
+ * 2 | 0 | 0 | SY <5:1> |XXXXX|
+ * -----+-----+-----+-----+-----------------------+-----+
+ * 3 | 0 | 0 | 0 | TB <4:0> |
+ * -----+-----+-----+-----+-----------------------------+
+ * 4 | 0 | 0 | 0 | WB <4:0> |
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 5 | 1 | BD | 1 | B- | 1 | B+ | 1 |XXXXX|
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * 6 | BO | BR | BB | BG | BY | 1 |XXXXX|XXXXX|
+ * -----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+
+ sx = ext[0] & 0x3f;
+ sy = ext[1] & 0x3f;
+ tb = ext[2] & 0x1f;
+ wb = ext[3] & 0x1f;
+ bd = !(ext[4] & 0x40);
+ bm = !(ext[4] & 0x10);
+ bp = !(ext[4] & 0x04);
+ bo = !(ext[5] & 0x80);
+ br = !(ext[5] & 0x40);
+ bb = !(ext[5] & 0x20);
+ bg = !(ext[5] & 0x10);
+ by = !(ext[5] & 0x08);
+ bu = !(ext[5] & 0x01);
+
+ input_report_abs(wdata->extension.input, ABS_X, sx - 0x20);
+ input_report_abs(wdata->extension.input, ABS_Y, sy - 0x20);
+ input_report_abs(wdata->extension.input, ABS_FRET_BOARD, tb);
+ input_report_abs(wdata->extension.input, ABS_WHAMMY_BAR, wb - 0x10);
+
+ input_report_key(wdata->extension.input, BTN_MODE, bm);
+ input_report_key(wdata->extension.input, BTN_START, bp);
+ input_report_key(wdata->extension.input, BTN_STRUM_BAR_UP, bu);
+ input_report_key(wdata->extension.input, BTN_STRUM_BAR_DOWN, bd);
+ input_report_key(wdata->extension.input, BTN_FRET_FAR_UP, bg);
+ input_report_key(wdata->extension.input, BTN_FRET_UP, br);
+ input_report_key(wdata->extension.input, BTN_FRET_MID, by);
+ input_report_key(wdata->extension.input, BTN_FRET_LOW, bb);
+ input_report_key(wdata->extension.input, BTN_FRET_FAR_LOW, bo);
+
+ input_sync(wdata->extension.input);
+}
+
+static int wiimod_guitar_open(struct input_dev *dev)
+{
+ struct wiimote_data *wdata = input_get_drvdata(dev);
+ unsigned long flags;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.flags |= WIIPROTO_FLAG_EXT_USED;
+ wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+
+ return 0;
+}
+
+static void wiimod_guitar_close(struct input_dev *dev)
+{
+ struct wiimote_data *wdata = input_get_drvdata(dev);
+ unsigned long flags;
+
+ spin_lock_irqsave(&wdata->state.lock, flags);
+ wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED;
+ wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL);
+ spin_unlock_irqrestore(&wdata->state.lock, flags);
+}
+
+static int wiimod_guitar_probe(const struct wiimod_ops *ops,
+ struct wiimote_data *wdata)
+{
+ int ret;
+
+ wdata->extension.input = input_allocate_device();
+ if (!wdata->extension.input)
+ return -ENOMEM;
+
+ input_set_drvdata(wdata->extension.input, wdata);
+ wdata->extension.input->open = wiimod_guitar_open;
+ wdata->extension.input->close = wiimod_guitar_close;
+ wdata->extension.input->dev.parent = &wdata->hdev->dev;
+ wdata->extension.input->id.bustype = wdata->hdev->bus;
+ wdata->extension.input->id.vendor = wdata->hdev->vendor;
+ wdata->extension.input->id.product = wdata->hdev->product;
+ wdata->extension.input->id.version = wdata->hdev->version;
+ wdata->extension.input->name = WIIMOTE_NAME " Guitar";
+
+ set_bit(EV_KEY, wdata->extension.input->evbit);
+ set_bit(BTN_MODE, wdata->extension.input->keybit);
+ set_bit(BTN_START, wdata->extension.input->keybit);
+ set_bit(BTN_FRET_FAR_UP, wdata->extension.input->keybit);
+ set_bit(BTN_FRET_UP, wdata->extension.input->keybit);
+ set_bit(BTN_FRET_MID, wdata->extension.input->keybit);
+ set_bit(BTN_FRET_LOW, wdata->extension.input->keybit);
+ set_bit(BTN_FRET_FAR_LOW, wdata->extension.input->keybit);
+ set_bit(BTN_STRUM_BAR_UP, wdata->extension.input->keybit);
+ set_bit(BTN_STRUM_BAR_DOWN, wdata->extension.input->keybit);
+
+ set_bit(EV_ABS, wdata->extension.input->evbit);
+ set_bit(ABS_X, wdata->extension.input->absbit);
+ set_bit(ABS_Y, wdata->extension.input->absbit);
+ set_bit(ABS_FRET_BOARD, wdata->extension.input->absbit);
+ set_bit(ABS_WHAMMY_BAR, wdata->extension.input->absbit);
+ input_set_abs_params(wdata->extension.input,
+ ABS_X, -32, 31, 1, 1);
+ input_set_abs_params(wdata->extension.input,
+ ABS_Y, -32, 31, 1, 1);
+ input_set_abs_params(wdata->extension.input,
+ ABS_FRET_BOARD, 0, 0x1f, 1, 1);
+ input_set_abs_params(wdata->extension.input,
+ ABS_WHAMMY_BAR, 0, 0x0f, 1, 1);
+
+ ret = input_register_device(wdata->extension.input);
+ if (ret)
+ goto err_free;
+
+ return 0;
+
+err_free:
+ input_free_device(wdata->extension.input);
+ wdata->extension.input = NULL;
+ return ret;
+}
+
+static void wiimod_guitar_remove(const struct wiimod_ops *ops,
+ struct wiimote_data *wdata)
+{
+ if (!wdata->extension.input)
+ return;
+
+ input_unregister_device(wdata->extension.input);
+ wdata->extension.input = NULL;
+}
+
+static const struct wiimod_ops wiimod_guitar = {
+ .flags = 0,
+ .arg = 0,
+ .probe = wiimod_guitar_probe,
+ .remove = wiimod_guitar_remove,
+ .in_ext = wiimod_guitar_in_ext,
+};
+
+/*
* Builtin Motion Plus
* This module simply sets the WIIPROTO_FLAG_BUILTIN_MP protocol flag which
* disables polling for Motion-Plus. This should be set only for devices which
@@ -2301,4 +2474,5 @@ const struct wiimod_ops *wiimod_ext_table[WIIMOTE_EXT_NUM] = {
[WIIMOTE_EXT_BALANCE_BOARD] = &wiimod_bboard,
[WIIMOTE_EXT_PRO_CONTROLLER] = &wiimod_pro,
[WIIMOTE_EXT_GUITAR_HERO_DRUMS] = &wiimod_drums,
+ [WIIMOTE_EXT_GUITAR_HERO_GUITAR] = &wiimod_guitar,
};
diff --git a/drivers/hid/hid-wiimote.h b/drivers/hid/hid-wiimote.h
index 6e18b55951fb..379cdfb6bd25 100644
--- a/drivers/hid/hid-wiimote.h
+++ b/drivers/hid/hid-wiimote.h
@@ -89,6 +89,7 @@ enum wiimote_exttype {
WIIMOTE_EXT_BALANCE_BOARD,
WIIMOTE_EXT_PRO_CONTROLLER,
WIIMOTE_EXT_GUITAR_HERO_DRUMS,
+ WIIMOTE_EXT_GUITAR_HERO_GUITAR,
WIIMOTE_EXT_NUM,
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 19:43:51 +0100