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Commit 998e63e0 authored by Pushkar Joshi's avatar Pushkar Joshi
Browse files

soc: qcom: Export Service notifier driver APIs 



Export the service notifier APIs so that other kernel
clients can use them.

Change-Id: I48fd55ae7991b64f818543dfcc963bc75135f714
Signed-off-by: default avatarPushkar Joshi <pushkarj@codeaurora.org>
parent d9736572

drivers/soc/qcom/service-notifier.h→drivers/soc/qcom/service-notifier-private.h

+0 −8
Original line number Diff line number Diff line
@@ -30,14 +30,6 @@ 


#define QMI_SERVREG_NOTIF_NAME_LENGTH_V01 64



enum qmi_servreg_notif_service_state_enum_type_v01 {

	QMI_SERVREG_NOTIF_SERVICE_STATE_ENUM_TYPE_MIN_VAL_V01 = INT_MIN,

	QMI_SERVREG_NOTIF_SERVICE_STATE_ENUM_TYPE_MAX_VAL_V01 = INT_MAX,

	SERVREG_NOTIF_SERVICE_STATE_DOWN_V01 = 0x0FFFFFFF,

	SERVREG_NOTIF_SERVICE_STATE_UP_V01 = 0x1FFFFFFF,

	SERVREG_NOTIF_SERVICE_STATE_UNINIT_V01 = 0x7FFFFFFF,

};



struct qmi_servreg_notif_register_listener_req_msg_v01 {

	uint8_t enable;

	char service_name[QMI_SERVREG_NOTIF_NAME_LENGTH_V01 + 1];

drivers/soc/qcom/service-notifier.c

+2 −1
Original line number Diff line number Diff line
@@ -26,7 +26,8 @@ 
#include <soc/qcom/subsystem_notif.h>

#include <soc/qcom/sysmon.h>

#include <soc/qcom/service-locator.h>

#include "service-notifier.h"

#include <soc/qcom/service-notifier.h>

#include "service-notifier-private.h"



#define QMI_RESP_BIT_SHIFT(x)			(x << 16)

#define SERVREG_NOTIF_NAME_LENGTH	QMI_SERVREG_NOTIF_NAME_LENGTH_V01

include/soc/qcom/service-notifier.h

0 → 100644
+67 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2015, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

 * only version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * Process Domain Service Notifier API header

 */



#ifndef _SERVICE_NOTIFIER_H

#define _SERVICE_NOTIFIER_H



enum qmi_servreg_notif_service_state_enum_type_v01 {

	QMI_SERVREG_NOTIF_SERVICE_STATE_ENUM_TYPE_MIN_VAL_V01 = INT_MIN,

	QMI_SERVREG_NOTIF_SERVICE_STATE_ENUM_TYPE_MAX_VAL_V01 = INT_MAX,

	SERVREG_NOTIF_SERVICE_STATE_DOWN_V01 = 0x0FFFFFFF,

	SERVREG_NOTIF_SERVICE_STATE_UP_V01 = 0x1FFFFFFF,

	SERVREG_NOTIF_SERVICE_STATE_UNINIT_V01 = 0x7FFFFFFF,

};



#if defined(CONFIG_MSM_SERVICE_NOTIFIER)



/* service_notif_register_notifier() - Register a notifier for a service

 * On success, it returns back a handle. It takes the following arguments:

 * service_path: Individual service identifier path for which a client

 *		registers for notifications.

 * instance_id: Instance id specific to a subsystem.

 * current_state: Current state of service returned by the registration

 *		 process.

 * notifier block: notifier callback for service events.

 */

void *service_notif_register_notifier(const char *service_path, int instance_id,

				struct notifier_block *nb, int *curr_state);



/* service_notif_unregister_notifier() - Unregister a notifier for a service.

 * service_notif_handle - The notifier handler that was provided by the

 *			  service_notif_register_notifier function when the

 *			  client registered for notifications.

 * nb - The notifier block that was previously used during the registration.

 */

int service_notif_unregister_notifier(void *service_notif_handle,

					struct notifier_block *nb);



#else



static void *service_notif_register_notifier(const char *service_path,

				int instance_id, struct notifier_block *nb,

				int *curr_state)

{

	return -ENODEV;

}



static int service_notif_unregister_notifier(void *service_notif_handle,

					struct notifier_block *nb)

{

	return -ENODEV;

}



#endif /* CONFIG_MSM_SERVICE_NOTIFIER */



#endif