cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ipa_smp2p.h (1182B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2
      3/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
      4 * Copyright (C) 2019-2020 Linaro Ltd.
      5 */
      6#ifndef _IPA_SMP2P_H_
      7#define _IPA_SMP2P_H_
      8
      9#include <linux/types.h>
     10
     11struct ipa;
     12
     13/**
     14 * ipa_smp2p_init() - Initialize the IPA SMP2P subsystem
     15 * @ipa:	IPA pointer
     16 * @modem_init:	Whether the modem is responsible for GSI initialization
     17 *
     18 * Return:	0 if successful, or a negative error code
     19 *
     20 */
     21int ipa_smp2p_init(struct ipa *ipa, bool modem_init);
     22
     23/**
     24 * ipa_smp2p_exit() - Inverse of ipa_smp2p_init()
     25 * @ipa:	IPA pointer
     26 */
     27void ipa_smp2p_exit(struct ipa *ipa);
     28
     29/**
     30 * ipa_smp2p_irq_disable_setup() - Disable the "setup ready" interrupt
     31 * @ipa:	IPA pointer
     32 *
     33 * Disable the "ipa-setup-ready" interrupt from the modem.
     34 */
     35void ipa_smp2p_irq_disable_setup(struct ipa *ipa);
     36
     37/**
     38 * ipa_smp2p_notify_reset() - Reset modem notification state
     39 * @ipa:	IPA pointer
     40 *
     41 * If the modem crashes it queries the IPA power state.  In cleaning
     42 * up after such a crash this is used to reset some state maintained
     43 * for managing this notification.
     44 */
     45void ipa_smp2p_notify_reset(struct ipa *ipa);
     46
     47#endif /* _IPA_SMP2P_H_ */