add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/drivers/phy/ti/phy-twl4030-usb.c
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@@ -1,23 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * twl4030_usb - TWL4030 USB transceiver, talking to OMAP OTG controller
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  *
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  * Copyright (C) 2004-2007 Texas Instruments
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  * Copyright (C) 2008 Nokia Corporation
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  * Contact: Felipe Balbi <felipe.balbi@nokia.com>
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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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  * Current status:
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  *	- HS USB ULPI mode works.
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@@ -172,6 +159,7 @@
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 	int			irq;
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 	enum musb_vbus_id_status linkstat;
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+	atomic_t		connected;
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 	bool			vbus_supplied;
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 	bool			musb_mailbox_pending;
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@@ -575,39 +563,29 @@
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 {
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 	struct twl4030_usb *twl = _twl;
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 	enum musb_vbus_id_status status;
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-	bool status_changed = false;
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 	int err;
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 	status = twl4030_usb_linkstat(twl);
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 	mutex_lock(&twl->lock);
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-	if (status >= 0 && status != twl->linkstat) {
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-		status_changed =
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-			cable_present(twl->linkstat) !=
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-			cable_present(status);
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-		twl->linkstat = status;
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-	}
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+	twl->linkstat = status;
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 	mutex_unlock(&twl->lock);
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-	if (status_changed) {
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-		/* FIXME add a set_power() method so that B-devices can
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-		 * configure the charger appropriately.  It's not always
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-		 * correct to consume VBUS power, and how much current to
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-		 * consume is a function of the USB configuration chosen
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-		 * by the host.
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-		 *
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-		 * REVISIT usb_gadget_vbus_connect(...) as needed, ditto
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-		 * its disconnect() sibling, when changing to/from the
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-		 * USB_LINK_VBUS state.  musb_hdrc won't care until it
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-		 * starts to handle softconnect right.
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-		 */
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-		if (cable_present(status)) {
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+	if (cable_present(status)) {
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+		if (atomic_add_unless(&twl->connected, 1, 1)) {
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+			dev_dbg(twl->dev, "%s: cable connected %i\n",
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+				__func__, status);
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 			pm_runtime_get_sync(twl->dev);
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-		} else {
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+			twl->musb_mailbox_pending = true;
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+		}
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+	} else {
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+		if (atomic_add_unless(&twl->connected, -1, 0)) {
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+			dev_dbg(twl->dev, "%s: cable disconnected %i\n",
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+				__func__, status);
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 			pm_runtime_mark_last_busy(twl->dev);
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 			pm_runtime_put_autosuspend(twl->dev);
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+			twl->musb_mailbox_pending = true;
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 		}
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-		twl->musb_mailbox_pending = true;
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 	}
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 	if (twl->musb_mailbox_pending) {
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 		err = musb_mailbox(status);