1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */ 2 /* 3 * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved. 4 * Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. 5 */ 6 #ifndef _ATH12K_MHI_H 7 #define _ATH12K_MHI_H 8 9 #include "pci.h" 10 11 #define PCIE_TXVECDB 0x360 12 #define PCIE_TXVECSTATUS 0x368 13 #define PCIE_RXVECDB 0x394 14 #define PCIE_RXVECSTATUS 0x39C 15 16 #define MHISTATUS 0x48 17 #define MHICTRL 0x38 18 #define MHICTRL_RESET_MASK 0x2 19 20 enum ath12k_mhi_state { 21 ATH12K_MHI_INIT, 22 ATH12K_MHI_DEINIT, 23 ATH12K_MHI_POWER_ON, 24 ATH12K_MHI_POWER_OFF, 25 ATH12K_MHI_POWER_OFF_KEEP_DEV, 26 ATH12K_MHI_FORCE_POWER_OFF, 27 ATH12K_MHI_SUSPEND, 28 ATH12K_MHI_RESUME, 29 ATH12K_MHI_TRIGGER_RDDM, 30 ATH12K_MHI_RDDM, 31 ATH12K_MHI_RDDM_DONE, 32 }; 33 34 extern const struct mhi_controller_config ath12k_mhi_config_qcn9274; 35 extern const struct mhi_controller_config ath12k_mhi_config_wcn7850; 36 37 int ath12k_mhi_start(struct ath12k_pci *ar_pci); 38 void ath12k_mhi_stop(struct ath12k_pci *ar_pci, bool is_suspend); 39 int ath12k_mhi_register(struct ath12k_pci *ar_pci); 40 void ath12k_mhi_unregister(struct ath12k_pci *ar_pci); 41 void ath12k_mhi_set_mhictrl_reset(struct ath12k_base *ab); 42 void ath12k_mhi_clear_vector(struct ath12k_base *ab); 43 44 void ath12k_mhi_suspend(struct ath12k_pci *ar_pci); 45 void ath12k_mhi_resume(struct ath12k_pci *ar_pci); 46 47 #endif 48