1 files changed, 462 insertions, 11 deletions

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 312098e4af4f..ecbc74923d06 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -1,11 +1,13 @@
 /*
- *  HID driver for some sony "special" devices
+ *  HID driver for Sony / PS2 / PS3 BD devices.
  *
  *  Copyright (c) 1999 Andreas Gal
  *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
  *  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) 2012 David Dillow <dave@thedillows.org>
+ *  Copyright (c) 2006-2013 Jiri Kosina
+ *  Copyright (c) 2013 Colin Leitner <colin.leitner@gmail.com>
  */
 
 /*
@@ -15,17 +17,27 @@
  * any later version.
  */
 
+/* NOTE: in order for the Sony PS3 BD Remote Control to be found by
+ * a Bluetooth host, the key combination Start+Enter has to be kept pressed
+ * for about 7 seconds with the Bluetooth Host Controller in discovering mode.
+ *
+ * There will be no PIN request from the device.
+ */
+
 #include <linux/device.h>
 #include <linux/hid.h>
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/usb.h>
+#include <linux/leds.h>
 
 #include "hid-ids.h"
 
 #define VAIO_RDESC_CONSTANT     (1 << 0)
 #define SIXAXIS_CONTROLLER_USB  (1 << 1)
 #define SIXAXIS_CONTROLLER_BT   (1 << 2)
+#define BUZZ_CONTROLLER         (1 << 3)
+#define PS3REMOTE		(1 << 4)
 
 static const u8 sixaxis_rdesc_fixup[] = {
 	0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C,
@@ -55,10 +67,214 @@ static const u8 sixaxis_rdesc_fixup2[] = {
 	0xb1, 0x02, 0xc0, 0xc0,
 };
 
+static __u8 ps3remote_rdesc[] = {
+	0x05, 0x01,          /* GUsagePage Generic Desktop */
+	0x09, 0x05,          /* LUsage 0x05 [Game Pad] */
+	0xA1, 0x01,          /* MCollection Application (mouse, keyboard) */
+
+	 /* Use collection 1 for joypad buttons */
+	 0xA1, 0x02,         /* MCollection Logical (interrelated data) */
+
+	  /* Ignore the 1st byte, maybe it is used for a controller
+	   * number but it's not needed for correct operation */
+	  0x75, 0x08,        /* GReportSize 0x08 [8] */
+	  0x95, 0x01,        /* GReportCount 0x01 [1] */
+	  0x81, 0x01,        /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
+
+	  /* Bytes from 2nd to 4th are a bitmap for joypad buttons, for these
+	   * buttons multiple keypresses are allowed */
+	  0x05, 0x09,        /* GUsagePage Button */
+	  0x19, 0x01,        /* LUsageMinimum 0x01 [Button 1 (primary/trigger)] */
+	  0x29, 0x18,        /* LUsageMaximum 0x18 [Button 24] */
+	  0x14,              /* GLogicalMinimum [0] */
+	  0x25, 0x01,        /* GLogicalMaximum 0x01 [1] */
+	  0x75, 0x01,        /* GReportSize 0x01 [1] */
+	  0x95, 0x18,        /* GReportCount 0x18 [24] */
+	  0x81, 0x02,        /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
+
+	  0xC0,              /* MEndCollection */
+
+	 /* Use collection 2 for remote control buttons */
+	 0xA1, 0x02,         /* MCollection Logical (interrelated data) */
+
+	  /* 5th byte is used for remote control buttons */
+	  0x05, 0x09,        /* GUsagePage Button */
+	  0x18,              /* LUsageMinimum [No button pressed] */
+	  0x29, 0xFE,        /* LUsageMaximum 0xFE [Button 254] */
+	  0x14,              /* GLogicalMinimum [0] */
+	  0x26, 0xFE, 0x00,  /* GLogicalMaximum 0x00FE [254] */
+	  0x75, 0x08,        /* GReportSize 0x08 [8] */
+	  0x95, 0x01,        /* GReportCount 0x01 [1] */
+	  0x80,              /* MInput  */
+
+	  /* Ignore bytes from 6th to 11th, 6th to 10th are always constant at
+	   * 0xff and 11th is for press indication */
+	  0x75, 0x08,        /* GReportSize 0x08 [8] */
+	  0x95, 0x06,        /* GReportCount 0x06 [6] */
+	  0x81, 0x01,        /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
+
+	  /* 12th byte is for battery strength */
+	  0x05, 0x06,        /* GUsagePage Generic Device Controls */
+	  0x09, 0x20,        /* LUsage 0x20 [Battery Strength] */
+	  0x14,              /* GLogicalMinimum [0] */
+	  0x25, 0x05,        /* GLogicalMaximum 0x05 [5] */
+	  0x75, 0x08,        /* GReportSize 0x08 [8] */
+	  0x95, 0x01,        /* GReportCount 0x01 [1] */
+	  0x81, 0x02,        /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
+
+	  0xC0,              /* MEndCollection */
+
+	 0xC0                /* MEndCollection [Game Pad] */
+};
+
+static const unsigned int ps3remote_keymap_joypad_buttons[] = {
+	[0x01] = KEY_SELECT,
+	[0x02] = BTN_THUMBL,		/* L3 */
+	[0x03] = BTN_THUMBR,		/* R3 */
+	[0x04] = BTN_START,
+	[0x05] = KEY_UP,
+	[0x06] = KEY_RIGHT,
+	[0x07] = KEY_DOWN,
+	[0x08] = KEY_LEFT,
+	[0x09] = BTN_TL2,		/* L2 */
+	[0x0a] = BTN_TR2,		/* R2 */
+	[0x0b] = BTN_TL,		/* L1 */
+	[0x0c] = BTN_TR,		/* R1 */
+	[0x0d] = KEY_OPTION,		/* options/triangle */
+	[0x0e] = KEY_BACK,		/* back/circle */
+	[0x0f] = BTN_0,			/* cross */
+	[0x10] = KEY_SCREEN,		/* view/square */
+	[0x11] = KEY_HOMEPAGE,		/* PS button */
+	[0x14] = KEY_ENTER,
+};
+static const unsigned int ps3remote_keymap_remote_buttons[] = {
+	[0x00] = KEY_1,
+	[0x01] = KEY_2,
+	[0x02] = KEY_3,
+	[0x03] = KEY_4,
+	[0x04] = KEY_5,
+	[0x05] = KEY_6,
+	[0x06] = KEY_7,
+	[0x07] = KEY_8,
+	[0x08] = KEY_9,
+	[0x09] = KEY_0,
+	[0x0e] = KEY_ESC,		/* return */
+	[0x0f] = KEY_CLEAR,
+	[0x16] = KEY_EJECTCD,
+	[0x1a] = KEY_MENU,		/* top menu */
+	[0x28] = KEY_TIME,
+	[0x30] = KEY_PREVIOUS,
+	[0x31] = KEY_NEXT,
+	[0x32] = KEY_PLAY,
+	[0x33] = KEY_REWIND,		/* scan back */
+	[0x34] = KEY_FORWARD,		/* scan forward */
+	[0x38] = KEY_STOP,
+	[0x39] = KEY_PAUSE,
+	[0x40] = KEY_CONTEXT_MENU,	/* pop up/menu */
+	[0x60] = KEY_FRAMEBACK,		/* slow/step back */
+	[0x61] = KEY_FRAMEFORWARD,	/* slow/step forward */
+	[0x63] = KEY_SUBTITLE,
+	[0x64] = KEY_AUDIO,
+	[0x65] = KEY_ANGLE,
+	[0x70] = KEY_INFO,		/* display */
+	[0x80] = KEY_BLUE,
+	[0x81] = KEY_RED,
+	[0x82] = KEY_GREEN,
+	[0x83] = KEY_YELLOW,
+};
+
+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 {
+	int led_state;
+	struct led_classdev *leds[4];
+};
+
+static __u8 *ps3remote_fixup(struct hid_device *hdev, __u8 *rdesc,
+			     unsigned int *rsize)
+{
+	*rsize = sizeof(ps3remote_rdesc);
+	return ps3remote_rdesc;
+}
+
+static int ps3remote_mapping(struct hid_device *hdev, struct hid_input *hi,
+			     struct hid_field *field, struct hid_usage *usage,
+			     unsigned long **bit, int *max)
+{
+	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(ps3remote_keymap_joypad_buttons))
+			return -1;
+
+		key = ps3remote_keymap_joypad_buttons[key];
+		if (!key)
+			return -1;
+		break;
+	case 2:
+		if (key >= ARRAY_SIZE(ps3remote_keymap_remote_buttons))
+			return -1;
+
+		key = ps3remote_keymap_remote_buttons[key];
+		if (!key)
+			return -1;
+		break;
+	default:
+		return -1;
+	}
+
+	hid_map_usage_clear(hi, usage, bit, max, EV_KEY, key);
+	return 1;
+}
+
+
 /* Sony Vaio VGX has wrongly mouse pointer declared as constant */
 static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 		unsigned int *rsize)
@@ -95,6 +311,10 @@ static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 		*rsize = sizeof(sixaxis_rdesc_fixup2);
 		memcpy(rdesc, &sixaxis_rdesc_fixup2, *rsize);
 	}
+
+	if (sc->quirks & PS3REMOTE)
+		return ps3remote_fixup(hdev, rdesc, rsize);
+
 	return rdesc;
 }
 
@@ -117,6 +337,41 @@ 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;
+	}
+
+	if (sc->quirks & PS3REMOTE)
+		return ps3remote_mapping(hdev, hi, field, usage, bit, max);
+
+	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 +447,181 @@ static int sixaxis_set_operational_bt(struct hid_device *hdev)
 	return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
 }
 
+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;
+}
+
+static int buzz_init(struct hid_device *hdev)
+{
+	struct sony_sc *drv_data;
+	struct buzz_extra *buzz;
+	int n, ret = 0;
+	struct led_classdev *led;
+	size_t name_sz;
+	char *name;
+
+	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);
+
+	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;
+	}
+
+	return ret;
+
+error_leds:
+	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;
+}
+
+static void buzz_remove(struct hid_device *hdev)
+{
+	struct sony_sc *drv_data;
+	struct buzz_extra *buzz;
+	struct led_classdev *led;
+	int n;
+
+	drv_data = hid_get_drvdata(hdev);
+	BUG_ON(!(drv_data->quirks & BUZZ_CONTROLLER));
+
+	buzz = drv_data->extra;
+
+	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;
+}
+
 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 +638,14 @@ 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 +657,8 @@ 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 +675,13 @@ 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 +695,30 @@ 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 },
+	/* PS3 BD Remote Control */
+	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE),
+		.driver_data = PS3REMOTE },
+	/* Logitech Harmony Adapter for PS3 */
+	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3),
+		.driver_data = PS3REMOTE },
 	{ }
 };
 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);