xref: /linux/drivers/net/wireless/ath/ath12k/mhi.h (revision e53524cdcc02d089e757b668da031ba06ff665c3)
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 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_FORCE_POWER_OFF,
26 	ATH12K_MHI_SUSPEND,
27 	ATH12K_MHI_RESUME,
28 	ATH12K_MHI_TRIGGER_RDDM,
29 	ATH12K_MHI_RDDM,
30 	ATH12K_MHI_RDDM_DONE,
31 };
32 
33 extern const struct mhi_controller_config ath12k_mhi_config_qcn9274;
34 extern const struct mhi_controller_config ath12k_mhi_config_wcn7850;
35 
36 int ath12k_mhi_start(struct ath12k_pci *ar_pci);
37 void ath12k_mhi_stop(struct ath12k_pci *ar_pci);
38 int ath12k_mhi_register(struct ath12k_pci *ar_pci);
39 void ath12k_mhi_unregister(struct ath12k_pci *ar_pci);
40 void ath12k_mhi_set_mhictrl_reset(struct ath12k_base *ab);
41 void ath12k_mhi_clear_vector(struct ath12k_base *ab);
42 
43 void ath12k_mhi_suspend(struct ath12k_pci *ar_pci);
44 void ath12k_mhi_resume(struct ath12k_pci *ar_pci);
45 
46 #endif
47