1/* SPDX-License-Identifier: BSD-3-Clause */
2/* Copyright(c) 2007-2022 Intel Corporation */
3#ifndef ADF_PFVF_UTILS_H
4#define ADF_PFVF_UTILS_H
5
6#include <linux/types.h>
7#include "adf_pfvf_msg.h"
8
9/* How long to wait for far side to acknowledge receipt */
10#define ADF_PFVF_MSG_ACK_DELAY_US 4
11#define ADF_PFVF_MSG_ACK_MAX_DELAY_US (1 * USEC_PER_SEC)
12
13u8 adf_pfvf_calc_blkmsg_crc(u8 const *buf, u8 buf_len);
14
15struct pfvf_field_format {
16	u8 offset;
17	u32 mask;
18};
19
20struct pfvf_csr_format {
21	struct pfvf_field_format type;
22	struct pfvf_field_format data;
23};
24
25u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev,
26			struct pfvf_message msg,
27			const struct pfvf_csr_format *fmt);
28struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev,
29					u32 raw_msg,
30					const struct pfvf_csr_format *fmt);
31
32static inline struct resource *
33adf_get_pmisc_base(struct adf_accel_dev *accel_dev)
34{
35	struct adf_hw_device_data *hw_data = accel_dev->hw_device;
36	struct adf_bar *pmisc;
37
38	pmisc = &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
39
40	return pmisc->virt_addr;
41}
42
43#endif /* ADF_PFVF_UTILS_H */
44