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1/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */2/* Copyright(c) 2021 Intel Corporation */3#ifndef ADF_PFVF_UTILS_H4#define ADF_PFVF_UTILS_H5 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 411#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);14void adf_pfvf_crc_init(void);15 16struct pfvf_field_format {17 u8 offset;18 u32 mask;19};20 21struct pfvf_csr_format {22 struct pfvf_field_format type;23 struct pfvf_field_format data;24};25 26u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, struct pfvf_message msg,27 const struct pfvf_csr_format *fmt);28struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, u32 raw_msg,29 const struct pfvf_csr_format *fmt);30 31static inline u8 adf_vf_compat_checker(u8 vf_compat_ver)32{33 if (vf_compat_ver == 0)34 return ADF_PF2VF_VF_INCOMPATIBLE;35 36 if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION)37 return ADF_PF2VF_VF_COMPATIBLE;38 39 return ADF_PF2VF_VF_COMPAT_UNKNOWN;40}41 42#endif /* ADF_PFVF_UTILS_H */43