projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 530f9216 AE |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | ||
| 3 | /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. | |
| a4388da5 | 4 | * Copyright (C) 2019-2022 Linaro Ltd. |
| 530f9216 AE |
5 | */ |
| 6 | #ifndef _IPA_SMP2P_H_ | |
| 7 | #define _IPA_SMP2P_H_ | |
| 8 | ||
| 9 | #include <linux/types.h> | |
| 10 | ||
| 11 | struct 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 | * | |
| e3eea08e | 18 | * Return: 0 if successful, or a negative error code |
| 530f9216 AE |
19 | * |
| 20 | */ | |
| 21 | int 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 | */ | |
| 27 | void ipa_smp2p_exit(struct ipa *ipa); | |
| 28 | ||
| 29 | /** | |
| 8afc7e47 | 30 | * ipa_smp2p_irq_disable_setup() - Disable the "setup ready" interrupt |
| 862d3f2c | 31 | * @ipa: IPA pointer |
| 530f9216 | 32 | * |
| 8afc7e47 | 33 | * Disable the "ipa-setup-ready" interrupt from the modem. |
| 530f9216 | 34 | */ |
| 8afc7e47 | 35 | void ipa_smp2p_irq_disable_setup(struct ipa *ipa); |
| 530f9216 AE |
36 | |
| 37 | /** | |
| 38 | * ipa_smp2p_notify_reset() - Reset modem notification state | |
| 39 | * @ipa: IPA pointer | |
| 40 | * | |
| 7aa0e8b8 | 41 | * If the modem crashes it queries the IPA power state. In cleaning |
| 530f9216 AE |
42 | * up after such a crash this is used to reset some state maintained |
| 43 | * for managing this notification. | |
| 44 | */ | |
| 45 | void ipa_smp2p_notify_reset(struct ipa *ipa); | |
| 46 | ||
| 47 | #endif /* _IPA_SMP2P_H_ */ |