xref: /linux/drivers/net/wireless/ath/ath12k/mhi.h (revision 7f71507851fc7764b36a3221839607d3a45c2025)
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 void ath12k_mhi_coredump(struct mhi_controller *mhi_ctrl, bool in_panic);
47 #endif
48