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1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#ifndef _XE_PCODE_H_
7#define _XE_PCODE_H_
8
9#include <linux/types.h>
10struct xe_gt;
11
12int xe_pcode_probe(struct xe_gt *gt);
13int xe_pcode_init(struct xe_gt *gt);
14int xe_pcode_init_min_freq_table(struct xe_gt *gt, u32 min_gt_freq,
15 u32 max_gt_freq);
16int xe_pcode_read(struct xe_gt *gt, u32 mbox, u32 *val, u32 *val1);
17int xe_pcode_write_timeout(struct xe_gt *gt, u32 mbox, u32 val,
18 int timeout_ms);
19#define xe_pcode_write(gt, mbox, val) \
20 xe_pcode_write_timeout(gt, mbox, val, 1)
21
22int xe_pcode_request(struct xe_gt *gt, u32 mbox, u32 request,
23 u32 reply_mask, u32 reply, int timeout_ms);
24
25#define PCODE_MBOX(mbcmd, param1, param2)\
26 (FIELD_PREP(PCODE_MB_COMMAND, mbcmd)\
27 | FIELD_PREP(PCODE_MB_PARAM1, param1)\
28 | FIELD_PREP(PCODE_MB_PARAM2, param2))
29
30#endif