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Commit 8d21e82f authored by Harry Yang's avatar Harry Yang Committed by Jeevan Shriram
Browse files

soc: eud: Fix event handling for input suspend/unsuspend 



Extcon is being used currently in the EUD driver to enable/disable
charging. Replace it with setting power supply properties.

Change-Id: Ia6e302e9f225827760478e314ebf9012982771e5
Signed-off-by: default avatarHarry Yang <harryy@codeaurora.org>
parent 0d192184

drivers/soc/qcom/eud.c

+21 −4
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

 */



#include <linux/kernel.h>
@@ -65,6 +65,7 @@ struct eud_chip { 
	struct extcon_dev		*extcon;

	struct uart_port		port;

	struct work_struct		eud_work;

	struct power_supply		*batt_psy;

};



static const unsigned int eud_extcon_cable[] = {
@@ -180,17 +181,33 @@ static const struct kernel_param_ops eud_param_ops = { 


module_param_cb(enable, &eud_param_ops, &enable, 0644);



static bool is_batt_available(struct eud_chip *chip)

{

	if (!chip->batt_psy)

		chip->batt_psy = power_supply_get_by_name("battery");



	if (!chip->batt_psy)

		return false;



	return true;

}



static void eud_event_notifier(struct work_struct *eud_work)

{

	struct eud_chip *chip = container_of(eud_work, struct eud_chip,

					eud_work);

	union power_supply_propval pval;



	if (chip->int_status == EUD_INT_VBUS)

		extcon_set_state_sync(chip->extcon, chip->extcon_id,

					chip->usb_attach);

	else if (chip->int_status == EUD_INT_CHGR)

		extcon_set_state_sync(chip->extcon, chip->extcon_id,

					chip->chgr_enable);

	else if (chip->int_status == EUD_INT_CHGR) {

		if (is_batt_available(chip)) {

			pval.intval = !chip->chgr_enable;

			power_supply_set_property(chip->batt_psy,

				POWER_SUPPLY_PROP_INPUT_SUSPEND, &pval);

		}

	}

}



static void usb_attach_detach(struct eud_chip *chip)