Input: xpad - add X-Box Adaptive Profile button

Adds a new quirk for controllers that have a Profile button which has 4
states, reflected as an ABS_PROFILE axis with 4 values.

Signed-off-by: Nate Yocom <nate@yocom.org>
Tested-by: Bastien Nocera <hadess@hadess.net>
Link: https://lore.kernel.org/r/20220908173930.28940-6-nate@yocom.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index c66ae73..2959d80 100644 (file)
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -81,7 +81,9 @@
 #define MAP_TRIGGERS_TO_BUTTONS                (1 << 1)
 #define MAP_STICKS_TO_NULL             (1 << 2)
 #define MAP_SELECT_BUTTON              (1 << 3)
-#define MAP_PADDLES                            (1 << 4)
+#define MAP_PADDLES                    (1 << 4)
+#define MAP_PROFILE_BUTTON             (1 << 5)
+
 #define DANCEPAD_MAP_CONFIG    (MAP_DPAD_TO_BUTTONS |                  \
                                MAP_TRIGGERS_TO_BUTTONS | MAP_STICKS_TO_NULL)
 
@@ -148,7 +150,7 @@ static const struct xpad_device {
        { 0x045e, 0x0b00, "Microsoft X-Box One Elite 2 pad", MAP_PADDLES, XTYPE_XBOXONE },
        { 0x045e, 0x02ea, "Microsoft X-Box One S pad", 0, XTYPE_XBOXONE },
        { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W },
-       { 0x045e, 0x0b0a, "Microsoft X-Box Adaptive Controller", 0, XTYPE_XBOXONE },
+       { 0x045e, 0x0b0a, "Microsoft X-Box Adaptive Controller", MAP_PROFILE_BUTTON, XTYPE_XBOXONE },
        { 0x045e, 0x0b12, "Microsoft Xbox Series S|X Controller", MAP_SELECT_BUTTON, XTYPE_XBOXONE },
        { 0x046d, 0xc21d, "Logitech Gamepad F310", 0, XTYPE_XBOX360 },
        { 0x046d, 0xc21e, "Logitech Gamepad F510", 0, XTYPE_XBOX360 },
@@ -777,6 +779,10 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d
        input_report_key(dev, BTN_C, data[8]);
        input_report_key(dev, BTN_Z, data[9]);
 
+       /* Profile button has a value of 0-3, so it is reported as an axis */
+       if (xpad->mapping & MAP_PROFILE_BUTTON)
+               input_report_abs(dev, ABS_PROFILE, data[34]);
+
        input_sync(dev);
 }
 
@@ -1800,6 +1806,9 @@ static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs)
        case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */
                input_set_abs_params(input_dev, abs, -1, 1, 0, 0);
                break;
+       case ABS_PROFILE: /* 4 value profile button (such as on XAC) */
+               input_set_abs_params(input_dev, abs, 0, 4, 0, 0);
+               break;
        default:
                input_set_abs_params(input_dev, abs, 0, 0, 0, 0);
                break;
@@ -1898,6 +1907,10 @@ static int xpad_init_input(struct usb_xpad *xpad)
                        xpad_set_up_abs(input_dev, xpad_abs_triggers[i]);
        }
 
+       /* setup profile button as an axis with 4 possible values */
+       if (xpad->mapping & MAP_PROFILE_BUTTON)
+               xpad_set_up_abs(input_dev, ABS_PROFILE);
+
        error = xpad_init_ff(xpad);
        if (error)
                goto err_free_input;