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authorColin Leitner <colin.leitner@googlemail.com>2013-05-27 23:41:05 +0200
committerJiri Kosina <jkosina@suse.cz>2013-05-28 10:16:49 +0200
commitf04d51404f51947d3feabf2518495ba5aa3bb2c4 (patch)
tree5de567d8ef3cf1baf1ae0c314c55909b05e14afd /drivers/hid/hid-sony.c
parentf755407dd19072b7d20719bc5454caed9ab41cc1 (diff)
HID: driver for PS2/3 Buzz controllers
This patch adds support for PS2/3 Buzz controllers into hid-sony It has been tested on Debian 7 with kernel version 3.10.0-rc2. Unfortunately I can't test the patch with a regular six-axis controller myself. Signed-off-by: Colin Leitner <colin.leitner@gmail.com> Cc: Jiri Kosina <jkosina@suse.cz> Cc: linux-input@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-sony.c')
-rw-r--r--drivers/hid/hid-sony.c310
1 files changed, 301 insertions, 9 deletions
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 312098e4af4..41e829c8bc4 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -6,6 +6,7 @@
* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
* Copyright (c) 2008 Jiri Slaby
* Copyright (c) 2006-2008 Jiri Kosina
+ * Copyright (c) 2013 Colin Leitner <colin.leitner@gmail.com>
*/
/*
@@ -26,6 +27,7 @@
#define VAIO_RDESC_CONSTANT (1 << 0)
#define SIXAXIS_CONTROLLER_USB (1 << 1)
#define SIXAXIS_CONTROLLER_BT (1 << 2)
+#define BUZZ_CONTROLLER (1 << 3)
static const u8 sixaxis_rdesc_fixup[] = {
0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C,
@@ -55,8 +57,56 @@ static const u8 sixaxis_rdesc_fixup2[] = {
0xb1, 0x02, 0xc0, 0xc0,
};
+static const unsigned int buzz_keymap[] = {
+ /* The controller has 4 remote buzzers, each with one LED and 5
+ * buttons.
+ *
+ * We use the mapping chosen by the controller, which is:
+ *
+ * Key Offset
+ * -------------------
+ * Buzz 1
+ * Blue 5
+ * Orange 4
+ * Green 3
+ * Yellow 2
+ *
+ * So, for example, the orange button on the third buzzer is mapped to
+ * BTN_TRIGGER_HAPPY14
+ */
+ [ 1] = BTN_TRIGGER_HAPPY1,
+ [ 2] = BTN_TRIGGER_HAPPY2,
+ [ 3] = BTN_TRIGGER_HAPPY3,
+ [ 4] = BTN_TRIGGER_HAPPY4,
+ [ 5] = BTN_TRIGGER_HAPPY5,
+ [ 6] = BTN_TRIGGER_HAPPY6,
+ [ 7] = BTN_TRIGGER_HAPPY7,
+ [ 8] = BTN_TRIGGER_HAPPY8,
+ [ 9] = BTN_TRIGGER_HAPPY9,
+ [10] = BTN_TRIGGER_HAPPY10,
+ [11] = BTN_TRIGGER_HAPPY11,
+ [12] = BTN_TRIGGER_HAPPY12,
+ [13] = BTN_TRIGGER_HAPPY13,
+ [14] = BTN_TRIGGER_HAPPY14,
+ [15] = BTN_TRIGGER_HAPPY15,
+ [16] = BTN_TRIGGER_HAPPY16,
+ [17] = BTN_TRIGGER_HAPPY17,
+ [18] = BTN_TRIGGER_HAPPY18,
+ [19] = BTN_TRIGGER_HAPPY19,
+ [20] = BTN_TRIGGER_HAPPY20,
+};
+
struct sony_sc {
unsigned long quirks;
+
+ void *extra;
+};
+
+struct buzz_extra {
+#ifdef CONFIG_LEDS_CLASS
+ int led_state;
+ struct led_classdev *leds[4];
+#endif
};
/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
@@ -117,6 +167,38 @@ static int sony_raw_event(struct hid_device *hdev, struct hid_report *report,
return 0;
}
+static int sony_mapping(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ struct sony_sc *sc = hid_get_drvdata(hdev);
+
+ if (sc->quirks & BUZZ_CONTROLLER) {
+ unsigned int key = usage->hid & HID_USAGE;
+
+ if ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
+ return -1;
+
+ switch (usage->collection_index) {
+ case 1:
+ if (key >= ARRAY_SIZE(buzz_keymap))
+ return -1;
+
+ key = buzz_keymap[key];
+ if (!key)
+ return -1;
+ break;
+ default:
+ return -1;
+ }
+
+ hid_map_usage_clear(hi, usage, bit, max, EV_KEY, key);
+ return 1;
+ }
+
+ return -1;
+}
+
/*
* The Sony Sixaxis does not handle HID Output Reports on the Interrupt EP
* like it should according to usbhid/hid-core.c::usbhid_output_raw_report()
@@ -192,11 +274,201 @@ static int sixaxis_set_operational_bt(struct hid_device *hdev)
return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
}
+#ifdef CONFIG_LEDS_CLASS
+static void buzz_set_leds(struct hid_device *hdev, int leds)
+{
+ struct list_head *report_list =
+ &hdev->report_enum[HID_OUTPUT_REPORT].report_list;
+ struct hid_report *report = list_entry(report_list->next,
+ struct hid_report, list);
+ __s32 *value = report->field[0]->value;
+
+ value[0] = 0x00;
+ value[1] = (leds & 1) ? 0xff : 0x00;
+ value[2] = (leds & 2) ? 0xff : 0x00;
+ value[3] = (leds & 4) ? 0xff : 0x00;
+ value[4] = (leds & 8) ? 0xff : 0x00;
+ value[5] = 0x00;
+ value[6] = 0x00;
+ hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
+}
+
+static void buzz_led_set_brightness(struct led_classdev *led,
+ enum led_brightness value)
+{
+ struct device *dev = led->dev->parent;
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct sony_sc *drv_data;
+ struct buzz_extra *buzz;
+
+ int n;
+
+ drv_data = hid_get_drvdata(hdev);
+ if (!drv_data || !drv_data->extra) {
+ hid_err(hdev, "No device data\n");
+ return;
+ }
+ buzz = drv_data->extra;
+
+ for (n = 0; n < 4; n++) {
+ if (led == buzz->leds[n]) {
+ int on = !! (buzz->led_state & (1 << n));
+ if (value == LED_OFF && on) {
+ buzz->led_state &= ~(1 << n);
+ buzz_set_leds(hdev, buzz->led_state);
+ } else if (value != LED_OFF && !on) {
+ buzz->led_state |= (1 << n);
+ buzz_set_leds(hdev, buzz->led_state);
+ }
+ break;
+ }
+ }
+}
+
+static enum led_brightness buzz_led_get_brightness(struct led_classdev *led)
+{
+ struct device *dev = led->dev->parent;
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct sony_sc *drv_data;
+ struct buzz_extra *buzz;
+
+ int n;
+ int on = 0;
+
+ drv_data = hid_get_drvdata(hdev);
+ if (!drv_data || !drv_data->extra) {
+ hid_err(hdev, "No device data\n");
+ return LED_OFF;
+ }
+ buzz = drv_data->extra;
+
+ for (n = 0; n < 4; n++) {
+ if (led == buzz->leds[n]) {
+ on = !! (buzz->led_state & (1 << n));
+ break;
+ }
+ }
+
+ return on ? LED_FULL : LED_OFF;
+}
+#endif
+
+static int buzz_init(struct hid_device *hdev)
+{
+ struct sony_sc *drv_data;
+ struct buzz_extra *buzz;
+ int ret = 0;
+
+ drv_data = hid_get_drvdata(hdev);
+ BUG_ON(!(drv_data->quirks & BUZZ_CONTROLLER));
+
+ buzz = kzalloc(sizeof(*buzz), GFP_KERNEL);
+ if (!buzz) {
+ hid_err(hdev, "Insufficient memory, cannot allocate driver data\n");
+ return -ENOMEM;
+ }
+ drv_data->extra = buzz;
+
+ /* Clear LEDs as we have no way of reading their initial state. This is
+ * only relevant if the driver is loaded after somebody actively set the
+ * LEDs to on */
+ buzz_set_leds(hdev, 0x00);
+
+#ifdef CONFIG_LEDS_CLASS
+ {
+ int n;
+ struct led_classdev *led;
+ size_t name_sz;
+ char *name;
+
+ name_sz = strlen(dev_name(&hdev->dev)) + strlen("::buzz#") + 1;
+
+ for (n = 0; n < 4; n++) {
+ led = kzalloc(sizeof(struct led_classdev) + name_sz, GFP_KERNEL);
+ if (!led) {
+ hid_err(hdev, "Couldn't allocate memory for LED %d\n", n);
+ goto error_leds;
+ }
+
+ name = (void *)(&led[1]);
+ snprintf(name, name_sz, "%s::buzz%d", dev_name(&hdev->dev), n + 1);
+ led->name = name;
+ led->brightness = 0;
+ led->max_brightness = 1;
+ led->brightness_get = buzz_led_get_brightness;
+ led->brightness_set = buzz_led_set_brightness;
+
+ if (led_classdev_register(&hdev->dev, led)) {
+ hid_err(hdev, "Failed to register LED %d\n", n);
+ kfree(led);
+ goto error_leds;
+ }
+
+ buzz->leds[n] = led;
+ }
+ }
+#endif
+
+ return ret;
+
+#ifdef CONFIG_LEDS_CLASS
+error_leds:
+ {
+ int n;
+ struct led_classdev *led;
+
+ for (n = 0; n < 4; n++) {
+ led = buzz->leds[n];
+ buzz->leds[n] = NULL;
+ if (!led)
+ continue;
+ led_classdev_unregister(led);
+ kfree(led);
+ }
+ }
+
+ kfree(drv_data->extra);
+ drv_data->extra = NULL;
+ return ret;
+#endif
+}
+
+static void buzz_remove(struct hid_device *hdev)
+{
+ struct sony_sc *drv_data;
+ struct buzz_extra *buzz;
+
+ drv_data = hid_get_drvdata(hdev);
+ BUG_ON(!(drv_data->quirks & BUZZ_CONTROLLER));
+
+ buzz = drv_data->extra;
+
+#ifdef CONFIG_LEDS_CLASS
+ {
+ int n;
+ struct led_classdev *led;
+
+ for (n = 0; n < 4; n++) {
+ led = buzz->leds[n];
+ buzz->leds[n] = NULL;
+ if (!led)
+ continue;
+ led_classdev_unregister(led);
+ kfree(led);
+ }
+ }
+#endif
+
+ kfree(drv_data->extra);
+ drv_data->extra = NULL;
+}
+
static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
int ret;
unsigned long quirks = id->driver_data;
struct sony_sc *sc;
+ unsigned int connect_mask = HID_CONNECT_DEFAULT;
sc = kzalloc(sizeof(*sc), GFP_KERNEL);
if (sc == NULL) {
@@ -213,8 +485,14 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
goto err_free;
}
- ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT |
- HID_CONNECT_HIDDEV_FORCE);
+ if (sc->quirks & VAIO_RDESC_CONSTANT)
+ connect_mask |= HID_CONNECT_HIDDEV_FORCE;
+ else if (sc->quirks & SIXAXIS_CONTROLLER_USB)
+ connect_mask |= HID_CONNECT_HIDDEV_FORCE;
+ else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
+ connect_mask |= HID_CONNECT_HIDDEV_FORCE;
+
+ ret = hid_hw_start(hdev, connect_mask);
if (ret) {
hid_err(hdev, "hw start failed\n");
goto err_free;
@@ -226,6 +504,8 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
}
else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
ret = sixaxis_set_operational_bt(hdev);
+ else if (sc->quirks & BUZZ_CONTROLLER)
+ ret = buzz_init(hdev);
else
ret = 0;
@@ -242,8 +522,13 @@ err_free:
static void sony_remove(struct hid_device *hdev)
{
+ struct sony_sc *sc = hid_get_drvdata(hdev);
+
+ if (sc->quirks & BUZZ_CONTROLLER)
+ buzz_remove(hdev);
+
hid_hw_stop(hdev);
- kfree(hid_get_drvdata(hdev));
+ kfree(sc);
}
static const struct hid_device_id sony_devices[] = {
@@ -257,17 +542,24 @@ static const struct hid_device_id sony_devices[] = {
.driver_data = VAIO_RDESC_CONSTANT },
{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE),
.driver_data = VAIO_RDESC_CONSTANT },
+ /* Wired Buzz Controller. Reported as Sony Hub from its USB ID and as
+ * Logitech joystick from the device descriptor. */
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER),
+ .driver_data = BUZZ_CONTROLLER },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER),
+ .driver_data = BUZZ_CONTROLLER },
{ }
};
MODULE_DEVICE_TABLE(hid, sony_devices);
static struct hid_driver sony_driver = {
- .name = "sony",
- .id_table = sony_devices,
- .probe = sony_probe,
- .remove = sony_remove,
- .report_fixup = sony_report_fixup,
- .raw_event = sony_raw_event
+ .name = "sony",
+ .id_table = sony_devices,
+ .input_mapping = sony_mapping,
+ .probe = sony_probe,
+ .remove = sony_remove,
+ .report_fixup = sony_report_fixup,
+ .raw_event = sony_raw_event
};
module_hid_driver(sony_driver);