xpad.diff

diff --git a/xpad.c b/xpad.c
index ed90ca4..0ba7303 100644
--- a/xpad.c
+++ b/xpad.c
@@ -613,11 +613,13 @@ struct usb_xpad {
        int pad_nr;                     /* the order x360 pads were attached */
        const char *name;               /* name of the device */
        struct work_struct work;        /* init/remove device from callback */
+       time64_t mode_btn_down_ts;
 };
 
 static int xpad_init_input(struct usb_xpad *xpad);
 static void xpad_deinit_input(struct usb_xpad *xpad);
 static void xpadone_ack_mode_report(struct usb_xpad *xpad, u8 seq_num);
+static void xpad360w_poweroff_controller(struct usb_xpad *xpad);
 
 /*
  *     xpad_process_packet
@@ -769,6 +771,23 @@ static void xpad360_process_packet(struct usb_xpad *xpad, struct input_dev *dev,
        }
 
        input_sync(dev);
+
+       /* XBOX360W controllers can't be turned off without driver assistance */
+       if (xpad->xtype == XTYPE_XBOX360W) {
+               if (xpad->mode_btn_down_ts > 0 &&
+                       xpad->pad_present &&
+                       (ktime_get_seconds() - xpad->mode_btn_down_ts) >= 5) {
+                               xpad360w_poweroff_controller(xpad);
+                               xpad->mode_btn_down_ts = 0;
+                               return;
+               }
+
+               /* mode button down/up */
+               if (data[3] & 0x04)
+                       xpad->mode_btn_down_ts = ktime_get_seconds();
+               else
+                       xpad->mode_btn_down_ts = 0;
+       }
 }
 
 static void xpad_presence_work(struct work_struct *work)