OpenCloudOS-Kernel/drivers/net/ipa/ipa_smp2p.h

48 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
* Copyright (C) 2019-2022 Linaro Ltd.
*/
#ifndef _IPA_SMP2P_H_
#define _IPA_SMP2P_H_
#include <linux/types.h>
struct ipa;
/**
* ipa_smp2p_init() - Initialize the IPA SMP2P subsystem
* @ipa: IPA pointer
* @modem_init: Whether the modem is responsible for GSI initialization
*
* Return: 0 if successful, or a negative error code
*
*/
int ipa_smp2p_init(struct ipa *ipa, bool modem_init);
/**
* ipa_smp2p_exit() - Inverse of ipa_smp2p_init()
* @ipa: IPA pointer
*/
void ipa_smp2p_exit(struct ipa *ipa);
/**
* ipa_smp2p_irq_disable_setup() - Disable the "setup ready" interrupt
* @ipa: IPA pointer
*
* Disable the "ipa-setup-ready" interrupt from the modem.
*/
void ipa_smp2p_irq_disable_setup(struct ipa *ipa);
/**
* ipa_smp2p_notify_reset() - Reset modem notification state
* @ipa: IPA pointer
*
* If the modem crashes it queries the IPA power state. In cleaning
* up after such a crash this is used to reset some state maintained
* for managing this notification.
*/
void ipa_smp2p_notify_reset(struct ipa *ipa);
#endif /* _IPA_SMP2P_H_ */