32 lines
874 B
C
32 lines
874 B
C
/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */
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/* Copyright(c) 2021 Intel Corporation */
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#ifndef ADF_PFVF_UTILS_H
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#define ADF_PFVF_UTILS_H
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#include <linux/types.h>
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#include "adf_pfvf_msg.h"
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/* How long to wait for far side to acknowledge receipt */
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#define ADF_PFVF_MSG_ACK_DELAY_US 4
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#define ADF_PFVF_MSG_ACK_MAX_DELAY_US (1 * USEC_PER_SEC)
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u8 adf_pfvf_calc_blkmsg_crc(u8 const *buf, u8 buf_len);
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void adf_pfvf_crc_init(void);
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struct pfvf_field_format {
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u8 offset;
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u32 mask;
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};
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struct pfvf_csr_format {
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struct pfvf_field_format type;
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struct pfvf_field_format data;
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};
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u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, struct pfvf_message msg,
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const struct pfvf_csr_format *fmt);
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struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, u32 raw_msg,
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const struct pfvf_csr_format *fmt);
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#endif /* ADF_PFVF_UTILS_H */
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