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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/drivers/input/mouse/bcm5974.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Apple USB BCM5974 (Macbook Air and Penryn Macbook Pro) multitouch driver
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  *
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@@ -16,21 +17,6 @@
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  * Copyright (C) 2005	   Peter Osterlund (petero2@telia.com)
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  * Copyright (C) 2005	   Michael Hanselmann (linux-kernel@hansmi.ch)
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  * Copyright (C) 2006	   Nicolas Boichat (nicolas@boichat.ch)
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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- *
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  */
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 #include <linux/kernel.h>
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@@ -956,17 +942,22 @@
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 	if (!dev->tp_data)
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 		goto err_free_bt_buffer;
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-	if (dev->bt_urb)
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+	if (dev->bt_urb) {
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 		usb_fill_int_urb(dev->bt_urb, udev,
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 				 usb_rcvintpipe(udev, cfg->bt_ep),
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 				 dev->bt_data, dev->cfg.bt_datalen,
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 				 bcm5974_irq_button, dev, 1);
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+		dev->bt_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
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+	}
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+
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 	usb_fill_int_urb(dev->tp_urb, udev,
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 			 usb_rcvintpipe(udev, cfg->tp_ep),
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 			 dev->tp_data, dev->cfg.tp_datalen,
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 			 bcm5974_irq_trackpad, dev, 1);
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+	dev->tp_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
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+
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 	/* create bcm5974 device */
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 	usb_make_path(udev, dev->phys, sizeof(dev->phys));
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 	strlcat(dev->phys, "/input0", sizeof(dev->phys));