Commit b838d36f authored by Benjamin Tissoires's avatar Benjamin Tissoires
Browse files

Merge branch 'for-6.3/steam' into for-linus 

Add Steam Deck support (Vicki Pfau)
parents 52bb0598 9cd61c81

drivers/hid/Kconfig

+10 −2
Original line number Diff line number Diff line
@@ -1025,13 +1025,21 @@ config HID_SPEEDLINK 
	Support for Speedlink Vicious and Divine Cezanne mouse.



config HID_STEAM

	tristate "Steam Controller support"

	tristate "Steam Controller/Deck support"

	select POWER_SUPPLY

	help

	Say Y here if you have a Steam Controller if you want to use it

	Say Y here if you have a Steam Controller or Deck if you want to use it

	without running the Steam Client. It supports both the wired and

	the wireless adaptor.



config STEAM_FF

	bool "Steam Deck force feedback support"

	depends on HID_STEAM

	select INPUT_FF_MEMLESS

	help

	Say Y here if you want to enable force feedback support for the Steam

	Deck.



config HID_STEELSERIES

	tristate "Steelseries SRW-S1 steering wheel support"

	help

drivers/hid/hid-ids.h

+1 −0
Original line number Diff line number Diff line
@@ -1189,6 +1189,7 @@ 
#define USB_VENDOR_ID_VALVE			0x28de

#define USB_DEVICE_ID_STEAM_CONTROLLER		0x1102

#define USB_DEVICE_ID_STEAM_CONTROLLER_WIRELESS	0x1142

#define USB_DEVICE_ID_STEAM_DECK	0x1205



#define USB_VENDOR_ID_STEELSERIES	0x1038

#define USB_DEVICE_ID_STEELSERIES_SRWS1	0x1410

drivers/hid/hid-steam.c

+357 −26
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
 * HID driver for Valve Steam Controller

 *

 * Copyright (c) 2018 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

 * Copyright (c) 2022 Valve Software

 *

 * Supports both the wired and wireless interfaces.

 *
@@ -53,6 +54,7 @@ static DEFINE_MUTEX(steam_devices_lock); 
static LIST_HEAD(steam_devices);



#define STEAM_QUIRK_WIRELESS		BIT(0)

#define STEAM_QUIRK_DECK		BIT(1)



/* Touch pads are 40 mm in diameter and 65535 units */

#define STEAM_PAD_RESOLUTION 1638
@@ -60,6 +62,10 @@ static LIST_HEAD(steam_devices); 
#define STEAM_TRIGGER_RESOLUTION 51

/* Joystick runs are about 5 mm and 256 units */

#define STEAM_JOYSTICK_RESOLUTION 51

/* Trigger runs are about 6 mm and 32768 units */

#define STEAM_DECK_TRIGGER_RESOLUTION 5461

/* Joystick runs are about 5 mm and 32768 units */

#define STEAM_DECK_JOYSTICK_RESOLUTION 6553



#define STEAM_PAD_FUZZ 256
@@ -85,6 +91,7 @@ static LIST_HEAD(steam_devices); 
#define STEAM_CMD_FORCEFEEDBAK		0x8f

#define STEAM_CMD_REQUEST_COMM_STATUS	0xb4

#define STEAM_CMD_GET_SERIAL		0xae

#define STEAM_CMD_HAPTIC_RUMBLE		0xeb



/* Some useful register ids */

#define STEAM_REG_LPAD_MODE		0x07
@@ -92,11 +99,14 @@ static LIST_HEAD(steam_devices); 
#define STEAM_REG_RPAD_MARGIN		0x18

#define STEAM_REG_LED			0x2d

#define STEAM_REG_GYRO_MODE		0x30

#define STEAM_REG_LPAD_CLICK_PRESSURE	0x34

#define STEAM_REG_RPAD_CLICK_PRESSURE	0x35



/* Raw event identifiers */

#define STEAM_EV_INPUT_DATA		0x01

#define STEAM_EV_CONNECT		0x03

#define STEAM_EV_BATTERY		0x04

#define STEAM_EV_DECK_INPUT_DATA	0x09



/* Values for GYRO_MODE (bitmask) */

#define STEAM_GYRO_MODE_OFF		0x0000
@@ -124,6 +134,10 @@ struct steam_device { 
	struct power_supply __rcu *battery;

	u8 battery_charge;

	u16 voltage;

	struct delayed_work heartbeat;

	struct work_struct rumble_work;

	u16 rumble_left;

	u16 rumble_right;

};



static int steam_recv_report(struct steam_device *steam,
@@ -193,7 +207,7 @@ static int steam_send_report(struct steam_device *steam, 
	 */

	do {

		ret = hid_hw_raw_request(steam->hdev, 0,

				buf, size + 1,

				buf, max(size, 64) + 1,

				HID_FEATURE_REPORT, HID_REQ_SET_REPORT);

		if (ret != -EPIPE)

			break;
@@ -219,6 +233,7 @@ static int steam_write_registers(struct steam_device *steam, 
	u8 reg;

	u16 val;

	u8 cmd[64] = {STEAM_CMD_WRITE_REGISTER, 0x00};

	int ret;

	va_list args;



	va_start(args, steam);
@@ -234,7 +249,16 @@ static int steam_write_registers(struct steam_device *steam, 
	}

	va_end(args);



	return steam_send_report(steam, cmd, 2 + cmd[1]);

	ret = steam_send_report(steam, cmd, 2 + cmd[1]);

	if (ret < 0)

		return ret;



	/*

	 * Sometimes a lingering report for this command can

	 * get read back instead of the last set report if

	 * this isn't explicitly queried

	 */

	return steam_recv_report(steam, cmd, 2 + cmd[1]);

}



static int steam_get_serial(struct steam_device *steam)
@@ -270,6 +294,45 @@ static inline int steam_request_conn_status(struct steam_device *steam) 
	return steam_send_report_byte(steam, STEAM_CMD_REQUEST_COMM_STATUS);

}



static inline int steam_haptic_rumble(struct steam_device *steam,

				u16 intensity, u16 left_speed, u16 right_speed,

				u8 left_gain, u8 right_gain)

{

	u8 report[11] = {STEAM_CMD_HAPTIC_RUMBLE, 9};



	report[3] = intensity & 0xFF;

	report[4] = intensity >> 8;

	report[5] = left_speed & 0xFF;

	report[6] = left_speed >> 8;

	report[7] = right_speed & 0xFF;

	report[8] = right_speed >> 8;

	report[9] = left_gain;

	report[10] = right_gain;



	return steam_send_report(steam, report, sizeof(report));

}



static void steam_haptic_rumble_cb(struct work_struct *work)

{

	struct steam_device *steam = container_of(work, struct steam_device,

							rumble_work);

	steam_haptic_rumble(steam, 0, steam->rumble_left,

		steam->rumble_right, 2, 0);

}



#ifdef CONFIG_STEAM_FF

static int steam_play_effect(struct input_dev *dev, void *data,

				struct ff_effect *effect)

{

	struct steam_device *steam = input_get_drvdata(dev);



	steam->rumble_left = effect->u.rumble.strong_magnitude;

	steam->rumble_right = effect->u.rumble.weak_magnitude;



	return schedule_work(&steam->rumble_work);

}

#endif



static void steam_set_lizard_mode(struct steam_device *steam, bool enable)

{

	if (enable) {
@@ -280,15 +343,35 @@ static void steam_set_lizard_mode(struct steam_device *steam, bool enable) 
		steam_write_registers(steam,

			STEAM_REG_RPAD_MARGIN, 0x01, /* enable margin */

			0);



		cancel_delayed_work_sync(&steam->heartbeat);

	} else {

		/* disable esc, enter, cursor */

		steam_send_report_byte(steam, STEAM_CMD_CLEAR_MAPPINGS);



		if (steam->quirks & STEAM_QUIRK_DECK) {

			steam_write_registers(steam,

				STEAM_REG_RPAD_MARGIN, 0x00, /* disable margin */

				STEAM_REG_LPAD_MODE, 0x07, /* disable mouse */

				STEAM_REG_RPAD_MODE, 0x07, /* disable mouse */

				STEAM_REG_LPAD_CLICK_PRESSURE, 0xFFFF, /* disable clicky pad */

				STEAM_REG_RPAD_CLICK_PRESSURE, 0xFFFF, /* disable clicky pad */

				0);

			/*

			 * The Steam Deck has a watchdog that automatically enables

			 * lizard mode if it doesn't see any traffic for too long

			 */

			if (!work_busy(&steam->heartbeat.work))

				schedule_delayed_work(&steam->heartbeat, 5 * HZ);

		} else {

			steam_write_registers(steam,

				STEAM_REG_RPAD_MARGIN, 0x00, /* disable margin */

				STEAM_REG_LPAD_MODE, 0x07, /* disable mouse */

				STEAM_REG_RPAD_MODE, 0x07, /* disable mouse */

				0);

		}

	}

}



static int steam_input_open(struct input_dev *dev)

{
@@ -413,8 +496,8 @@ static int steam_input_register(struct steam_device *steam) 
	input->open = steam_input_open;

	input->close = steam_input_close;



	input->name = (steam->quirks & STEAM_QUIRK_WIRELESS) ?

		"Wireless Steam Controller" :

	input->name = (steam->quirks & STEAM_QUIRK_WIRELESS) ? "Wireless Steam Controller" :

		(steam->quirks & STEAM_QUIRK_DECK) ? "Steam Deck" :

		"Steam Controller";

	input->phys = hdev->phys;

	input->uniq = steam->serial_no;
@@ -438,33 +521,76 @@ static int steam_input_register(struct steam_device *steam) 
	input_set_capability(input, EV_KEY, BTN_SELECT);

	input_set_capability(input, EV_KEY, BTN_MODE);

	input_set_capability(input, EV_KEY, BTN_START);

	input_set_capability(input, EV_KEY, BTN_GEAR_DOWN);

	input_set_capability(input, EV_KEY, BTN_GEAR_UP);

	input_set_capability(input, EV_KEY, BTN_THUMBR);

	input_set_capability(input, EV_KEY, BTN_THUMBL);

	input_set_capability(input, EV_KEY, BTN_THUMB);

	input_set_capability(input, EV_KEY, BTN_THUMB2);

	if (steam->quirks & STEAM_QUIRK_DECK) {

		input_set_capability(input, EV_KEY, BTN_BASE);

		input_set_capability(input, EV_KEY, BTN_TRIGGER_HAPPY1);

		input_set_capability(input, EV_KEY, BTN_TRIGGER_HAPPY2);

		input_set_capability(input, EV_KEY, BTN_TRIGGER_HAPPY3);

		input_set_capability(input, EV_KEY, BTN_TRIGGER_HAPPY4);

	} else {

		input_set_capability(input, EV_KEY, BTN_GEAR_DOWN);

		input_set_capability(input, EV_KEY, BTN_GEAR_UP);

	}



	input_set_abs_params(input, ABS_HAT2Y, 0, 255, 0, 0);

	input_set_abs_params(input, ABS_HAT2X, 0, 255, 0, 0);

	input_set_abs_params(input, ABS_X, -32767, 32767, 0, 0);

	input_set_abs_params(input, ABS_Y, -32767, 32767, 0, 0);

	input_set_abs_params(input, ABS_RX, -32767, 32767,

			STEAM_PAD_FUZZ, 0);

	input_set_abs_params(input, ABS_RY, -32767, 32767,

			STEAM_PAD_FUZZ, 0);



	input_set_abs_params(input, ABS_HAT0X, -32767, 32767,

			STEAM_PAD_FUZZ, 0);

	input_set_abs_params(input, ABS_HAT0Y, -32767, 32767,

			STEAM_PAD_FUZZ, 0);



	if (steam->quirks & STEAM_QUIRK_DECK) {

		input_set_abs_params(input, ABS_HAT2Y, 0, 32767, 0, 0);

		input_set_abs_params(input, ABS_HAT2X, 0, 32767, 0, 0);



		input_set_abs_params(input, ABS_RX, -32767, 32767, 0, 0);

		input_set_abs_params(input, ABS_RY, -32767, 32767, 0, 0);



		input_set_abs_params(input, ABS_HAT1X, -32767, 32767,

				STEAM_PAD_FUZZ, 0);

		input_set_abs_params(input, ABS_HAT1Y, -32767, 32767,

				STEAM_PAD_FUZZ, 0);



		input_abs_set_res(input, ABS_X, STEAM_DECK_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_Y, STEAM_DECK_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_RX, STEAM_DECK_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_RY, STEAM_DECK_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_HAT1X, STEAM_PAD_RESOLUTION);

		input_abs_set_res(input, ABS_HAT1Y, STEAM_PAD_RESOLUTION);

		input_abs_set_res(input, ABS_HAT2Y, STEAM_DECK_TRIGGER_RESOLUTION);

		input_abs_set_res(input, ABS_HAT2X, STEAM_DECK_TRIGGER_RESOLUTION);

	} else {

		input_set_abs_params(input, ABS_HAT2Y, 0, 255, 0, 0);

		input_set_abs_params(input, ABS_HAT2X, 0, 255, 0, 0);



		input_set_abs_params(input, ABS_RX, -32767, 32767,

				STEAM_PAD_FUZZ, 0);

		input_set_abs_params(input, ABS_RY, -32767, 32767,

				STEAM_PAD_FUZZ, 0);



		input_abs_set_res(input, ABS_X, STEAM_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_Y, STEAM_JOYSTICK_RESOLUTION);

		input_abs_set_res(input, ABS_RX, STEAM_PAD_RESOLUTION);

		input_abs_set_res(input, ABS_RY, STEAM_PAD_RESOLUTION);

	input_abs_set_res(input, ABS_HAT0X, STEAM_PAD_RESOLUTION);

	input_abs_set_res(input, ABS_HAT0Y, STEAM_PAD_RESOLUTION);

		input_abs_set_res(input, ABS_HAT2Y, STEAM_TRIGGER_RESOLUTION);

		input_abs_set_res(input, ABS_HAT2X, STEAM_TRIGGER_RESOLUTION);

	}

	input_abs_set_res(input, ABS_HAT0X, STEAM_PAD_RESOLUTION);

	input_abs_set_res(input, ABS_HAT0Y, STEAM_PAD_RESOLUTION);



#ifdef CONFIG_STEAM_FF

	if (steam->quirks & STEAM_QUIRK_DECK) {

		input_set_capability(input, EV_FF, FF_RUMBLE);

		ret = input_ff_create_memless(input, NULL, steam_play_effect);

		if (ret)

			goto input_register_fail;

	}

#endif



	ret = input_register_device(input);

	if (ret)
@@ -612,6 +738,22 @@ static bool steam_is_valve_interface(struct hid_device *hdev) 
	return !list_empty(&rep_enum->report_list);

}



static void steam_lizard_mode_heartbeat(struct work_struct *work)

{

	struct steam_device *steam = container_of(work, struct steam_device,

							heartbeat.work);



	mutex_lock(&steam->mutex);

	if (!steam->client_opened && steam->client_hdev) {

		steam_send_report_byte(steam, STEAM_CMD_CLEAR_MAPPINGS);

		steam_write_registers(steam,

			STEAM_REG_RPAD_MODE, 0x07, /* disable mouse */

			0);

		schedule_delayed_work(&steam->heartbeat, 5 * HZ);

	}

	mutex_unlock(&steam->mutex);

}



static int steam_client_ll_parse(struct hid_device *hdev)

{

	struct steam_device *steam = hdev->driver_data;
@@ -750,6 +892,8 @@ static int steam_probe(struct hid_device *hdev, 
	steam->quirks = id->driver_data;

	INIT_WORK(&steam->work_connect, steam_work_connect_cb);

	INIT_LIST_HEAD(&steam->list);

	INIT_DEFERRABLE_WORK(&steam->heartbeat, steam_lizard_mode_heartbeat);

	INIT_WORK(&steam->rumble_work, steam_haptic_rumble_cb);



	steam->client_hdev = steam_create_client_hid(hdev);

	if (IS_ERR(steam->client_hdev)) {
@@ -805,6 +949,8 @@ static int steam_probe(struct hid_device *hdev, 
	hid_destroy_device(steam->client_hdev);

client_hdev_fail:

	cancel_work_sync(&steam->work_connect);

	cancel_delayed_work_sync(&steam->heartbeat);

	cancel_work_sync(&steam->rumble_work);

steam_alloc_fail:

	hid_err(hdev, "%s: failed with error %d\n",

			__func__, ret);
@@ -821,7 +967,11 @@ static void steam_remove(struct hid_device *hdev) 
	}



	hid_destroy_device(steam->client_hdev);

	mutex_lock(&steam->mutex);

	steam->client_hdev = NULL;

	steam->client_opened = false;

	cancel_delayed_work_sync(&steam->heartbeat);

	mutex_unlock(&steam->mutex);

	cancel_work_sync(&steam->work_connect);

	if (steam->quirks & STEAM_QUIRK_WIRELESS) {

		hid_info(hdev, "Steam wireless receiver disconnected");
@@ -906,10 +1056,10 @@ static inline s16 steam_le16(u8 *data) 
 *  8.5  | BTN_B      | button B

 *  8.6  | BTN_X      | button X

 *  8.7  | BTN_A      | button A

 *  9.0  | BTN_DPAD_UP    | lef-pad up

 *  9.1  | BTN_DPAD_RIGHT | lef-pad right

 *  9.2  | BTN_DPAD_LEFT  | lef-pad left

 *  9.3  | BTN_DPAD_DOWN  | lef-pad down

 *  9.0  | BTN_DPAD_UP    | left-pad up

 *  9.1  | BTN_DPAD_RIGHT | left-pad right

 *  9.2  | BTN_DPAD_LEFT  | left-pad left

 *  9.3  | BTN_DPAD_DOWN  | left-pad down

 *  9.4  | BTN_SELECT | menu left

 *  9.5  | BTN_MODE   | steam logo

 *  9.6  | BTN_START  | menu right
@@ -993,6 +1143,172 @@ static void steam_do_input_event(struct steam_device *steam, 
	input_sync(input);

}



/*

 * The size for this message payload is 56.

 * The known values are:

 *  Offset| Type  | Mapped to |Meaning

 * -------+-------+-----------+--------------------------

 *  4-7   | u32   | --        | sequence number

 *  8-15  | u64   | see below | buttons

 *  16-17 | s16   | ABS_HAT0X | left-pad X value

 *  18-19 | s16   | ABS_HAT0Y | left-pad Y value

 *  20-21 | s16   | ABS_HAT1X | right-pad X value

 *  22-23 | s16   | ABS_HAT1Y | right-pad Y value

 *  24-25 | s16   | --        | accelerometer X value

 *  26-27 | s16   | --        | accelerometer Y value

 *  28-29 | s16   | --        | accelerometer Z value

 *  30-31 | s16   | --        | gyro X value

 *  32-33 | s16   | --        | gyro Y value

 *  34-35 | s16   | --        | gyro Z value

 *  36-37 | s16   | --        | quaternion W value

 *  38-39 | s16   | --        | quaternion X value

 *  40-41 | s16   | --        | quaternion Y value

 *  42-43 | s16   | --        | quaternion Z value

 *  44-45 | u16   | ABS_HAT2Y | left trigger (uncalibrated)

 *  46-47 | u16   | ABS_HAT2X | right trigger (uncalibrated)

 *  48-49 | s16   | ABS_X     | left joystick X

 *  50-51 | s16   | ABS_Y     | left joystick Y

 *  52-53 | s16   | ABS_RX    | right joystick X

 *  54-55 | s16   | ABS_RY    | right joystick Y

 *  56-57 | u16   | --        | left pad pressure

 *  58-59 | u16   | --        | right pad pressure

 *

 * The buttons are:

 *  Bit  | Mapped to  | Description

 * ------+------------+--------------------------------

 *  8.0  | BTN_TR2    | right trigger fully pressed

 *  8.1  | BTN_TL2    | left trigger fully pressed

 *  8.2  | BTN_TR     | right shoulder

 *  8.3  | BTN_TL     | left shoulder

 *  8.4  | BTN_Y      | button Y

 *  8.5  | BTN_B      | button B

 *  8.6  | BTN_X      | button X

 *  8.7  | BTN_A      | button A

 *  9.0  | BTN_DPAD_UP    | left-pad up

 *  9.1  | BTN_DPAD_RIGHT | left-pad right

 *  9.2  | BTN_DPAD_LEFT  | left-pad left

 *  9.3  | BTN_DPAD_DOWN  | left-pad down

 *  9.4  | BTN_SELECT | menu left

 *  9.5  | BTN_MODE   | steam logo

 *  9.6  | BTN_START  | menu right

 *  9.7  | BTN_TRIGGER_HAPPY3 | left bottom grip button

 *  10.0 | BTN_TRIGGER_HAPPY4 | right bottom grip button

 *  10.1 | BTN_THUMB  | left pad pressed

 *  10.2 | BTN_THUMB2 | right pad pressed

 *  10.3 | --         | left pad touched

 *  10.4 | --         | right pad touched

 *  10.5 | --         | unknown

 *  10.6 | BTN_THUMBL | left joystick clicked

 *  10.7 | --         | unknown

 *  11.0 | --         | unknown

 *  11.1 | --         | unknown

 *  11.2 | BTN_THUMBR | right joystick clicked

 *  11.3 | --         | unknown

 *  11.4 | --         | unknown

 *  11.5 | --         | unknown

 *  11.6 | --         | unknown

 *  11.7 | --         | unknown

 *  12.0 | --         | unknown

 *  12.1 | --         | unknown

 *  12.2 | --         | unknown

 *  12.3 | --         | unknown

 *  12.4 | --         | unknown

 *  12.5 | --         | unknown

 *  12.6 | --         | unknown

 *  12.7 | --         | unknown

 *  13.0 | --         | unknown

 *  13.1 | BTN_TRIGGER_HAPPY1 | left top grip button

 *  13.2 | BTN_TRIGGER_HAPPY2 | right top grip button

 *  13.3 | --         | unknown

 *  13.4 | --         | unknown

 *  13.5 | --         | unknown

 *  13.6 | --         | left joystick touched

 *  13.7 | --         | right joystick touched

 *  14.0 | --         | unknown

 *  14.1 | --         | unknown

 *  14.2 | BTN_BASE   | quick access button

 *  14.3 | --         | unknown

 *  14.4 | --         | unknown

 *  14.5 | --         | unknown

 *  14.6 | --         | unknown

 *  14.7 | --         | unknown

 *  15.0 | --         | unknown

 *  15.1 | --         | unknown

 *  15.2 | --         | unknown

 *  15.3 | --         | unknown

 *  15.4 | --         | unknown

 *  15.5 | --         | unknown

 *  15.6 | --         | unknown

 *  15.7 | --         | unknown

 */

static void steam_do_deck_input_event(struct steam_device *steam,

		struct input_dev *input, u8 *data)

{

	u8 b8, b9, b10, b11, b13, b14;

	bool lpad_touched, rpad_touched;



	b8 = data[8];

	b9 = data[9];

	b10 = data[10];

	b11 = data[11];

	b13 = data[13];

	b14 = data[14];



	lpad_touched = b10 & BIT(3);

	rpad_touched = b10 & BIT(4);



	if (lpad_touched) {

		input_report_abs(input, ABS_HAT0X, steam_le16(data + 16));

		input_report_abs(input, ABS_HAT0Y, steam_le16(data + 18));

	} else {

		input_report_abs(input, ABS_HAT0X, 0);

		input_report_abs(input, ABS_HAT0Y, 0);

	}



	if (rpad_touched) {

		input_report_abs(input, ABS_HAT1X, steam_le16(data + 20));

		input_report_abs(input, ABS_HAT1Y, steam_le16(data + 22));

	} else {

		input_report_abs(input, ABS_HAT1X, 0);

		input_report_abs(input, ABS_HAT1Y, 0);

	}



	input_report_abs(input, ABS_X, steam_le16(data + 48));

	input_report_abs(input, ABS_Y, -steam_le16(data + 50));

	input_report_abs(input, ABS_RX, steam_le16(data + 52));

	input_report_abs(input, ABS_RY, -steam_le16(data + 54));



	input_report_abs(input, ABS_HAT2Y, steam_le16(data + 44));

	input_report_abs(input, ABS_HAT2X, steam_le16(data + 46));



	input_event(input, EV_KEY, BTN_TR2, !!(b8 & BIT(0)));

	input_event(input, EV_KEY, BTN_TL2, !!(b8 & BIT(1)));

	input_event(input, EV_KEY, BTN_TR, !!(b8 & BIT(2)));

	input_event(input, EV_KEY, BTN_TL, !!(b8 & BIT(3)));

	input_event(input, EV_KEY, BTN_Y, !!(b8 & BIT(4)));

	input_event(input, EV_KEY, BTN_B, !!(b8 & BIT(5)));

	input_event(input, EV_KEY, BTN_X, !!(b8 & BIT(6)));

	input_event(input, EV_KEY, BTN_A, !!(b8 & BIT(7)));

	input_event(input, EV_KEY, BTN_SELECT, !!(b9 & BIT(4)));

	input_event(input, EV_KEY, BTN_MODE, !!(b9 & BIT(5)));

	input_event(input, EV_KEY, BTN_START, !!(b9 & BIT(6)));

	input_event(input, EV_KEY, BTN_TRIGGER_HAPPY3, !!(b9 & BIT(7)));

	input_event(input, EV_KEY, BTN_TRIGGER_HAPPY4, !!(b10 & BIT(0)));

	input_event(input, EV_KEY, BTN_THUMBL, !!(b10 & BIT(6)));

	input_event(input, EV_KEY, BTN_THUMBR, !!(b11 & BIT(2)));

	input_event(input, EV_KEY, BTN_DPAD_UP, !!(b9 & BIT(0)));

	input_event(input, EV_KEY, BTN_DPAD_RIGHT, !!(b9 & BIT(1)));

	input_event(input, EV_KEY, BTN_DPAD_LEFT, !!(b9 & BIT(2)));

	input_event(input, EV_KEY, BTN_DPAD_DOWN, !!(b9 & BIT(3)));

	input_event(input, EV_KEY, BTN_THUMB, !!(b10 & BIT(1)));

	input_event(input, EV_KEY, BTN_THUMB2, !!(b10 & BIT(2)));

	input_event(input, EV_KEY, BTN_TRIGGER_HAPPY1, !!(b13 & BIT(1)));

	input_event(input, EV_KEY, BTN_TRIGGER_HAPPY2, !!(b13 & BIT(2)));

	input_event(input, EV_KEY, BTN_BASE, !!(b14 & BIT(2)));



	input_sync(input);

}



/*

 * The size for this message payload is 11.

 * The known values are:
@@ -1052,6 +1368,7 @@ static int steam_raw_event(struct hid_device *hdev, 
	 *  0x01: input data (60 bytes)

	 *  0x03: wireless connect/disconnect (1 byte)

	 *  0x04: battery status (11 bytes)

	 *  0x09: Steam Deck input data (56 bytes)

	 */



	if (size != 64 || data[0] != 1 || data[1] != 0)
@@ -1067,6 +1384,15 @@ static int steam_raw_event(struct hid_device *hdev, 
			steam_do_input_event(steam, input, data);

		rcu_read_unlock();

		break;

	case STEAM_EV_DECK_INPUT_DATA:

		if (steam->client_opened)

			return 0;

		rcu_read_lock();

		input = rcu_dereference(steam->input);

		if (likely(input))

			steam_do_deck_input_event(steam, input, data);

		rcu_read_unlock();

		break;

	case STEAM_EV_CONNECT:

		/*

		 * The payload of this event is a single byte:
@@ -1141,6 +1467,11 @@ static const struct hid_device_id steam_controllers[] = { 
		USB_DEVICE_ID_STEAM_CONTROLLER_WIRELESS),

	  .driver_data = STEAM_QUIRK_WIRELESS

	},

	{ /* Steam Deck */

	  HID_USB_DEVICE(USB_VENDOR_ID_VALVE,

		USB_DEVICE_ID_STEAM_DECK),

	  .driver_data = STEAM_QUIRK_DECK

	},

	{}

};