1/* SPDX-License-Identifier: BSD-3-Clause-Clear */
2/*
3 * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
4 */
5#ifndef _ATH11K_PCI_H
6#define _ATH11K_PCI_H
7
8#include <linux/mhi.h>
9
10#include "core.h"
11
12#define PCIE_SOC_GLOBAL_RESET			0x3008
13#define PCIE_SOC_GLOBAL_RESET_V			1
14
15#define WLAON_WARM_SW_ENTRY			0x1f80504
16#define WLAON_SOC_RESET_CAUSE_REG		0x01f8060c
17
18#define PCIE_Q6_COOKIE_ADDR			0x01f80500
19#define PCIE_Q6_COOKIE_DATA			0xc0000000
20
21/* register to wake the UMAC from power collapse */
22#define PCIE_SCRATCH_0_SOC_PCIE_REG		0x4040
23
24/* register used for handshake mechanism to validate UMAC is awake */
25#define PCIE_SOC_WAKE_PCIE_LOCAL_REG		0x3004
26
27struct ath11k_msi_user {
28	char *name;
29	int num_vectors;
30	u32 base_vector;
31};
32
33struct ath11k_msi_config {
34	int total_vectors;
35	int total_users;
36	struct ath11k_msi_user *users;
37};
38
39enum ath11k_pci_flags {
40	ATH11K_PCI_FLAG_INIT_DONE,
41};
42
43struct ath11k_pci {
44	struct pci_dev *pdev;
45	struct ath11k_base *ab;
46	u16 dev_id;
47	char amss_path[100];
48	u32 msi_ep_base_data;
49	struct mhi_controller *mhi_ctrl;
50	unsigned long mhi_state;
51	u32 register_window;
52
53	/* protects register_window above */
54	spinlock_t window_lock;
55
56	/* enum ath11k_pci_flags */
57	unsigned long flags;
58};
59
60static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab)
61{
62	return (struct ath11k_pci *)ab->drv_priv;
63}
64
65int ath11k_pci_get_user_msi_assignment(struct ath11k_pci *ar_pci, char *user_name,
66				       int *num_vectors, u32 *user_base_data,
67				       u32 *base_vector);
68int ath11k_pci_get_msi_irq(struct device *dev, unsigned int vector);
69void ath11k_pci_write32(struct ath11k_base *ab, u32 offset, u32 value);
70u32 ath11k_pci_read32(struct ath11k_base *ab, u32 offset);
71
72#endif
73