1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2022 Intel Corporation
*/
#ifndef _XE_PCODE_H_
#define _XE_PCODE_H_
#include <linux/types.h>
struct xe_tile;
struct xe_device;
void xe_pcode_init(struct xe_tile *tile);
int xe_pcode_probe_early(struct xe_device *xe);
int xe_pcode_ready(struct xe_device *xe, bool locked);
int xe_pcode_init_min_freq_table(struct xe_tile *tile, u32 min_gt_freq,
u32 max_gt_freq);
int xe_pcode_read(struct xe_tile *tile, u32 mbox, u32 *val, u32 *val1);
int xe_pcode_write_timeout(struct xe_tile *tile, u32 mbox, u32 val,
int timeout_ms);
int xe_pcode_write64_timeout(struct xe_tile *tile, u32 mbox, u32 data0,
u32 data1, int timeout);
#define xe_pcode_write(tile, mbox, val) \
xe_pcode_write_timeout(tile, mbox, val, 1)
int xe_pcode_request(struct xe_tile *tile, u32 mbox, u32 request,
u32 reply_mask, u32 reply, int timeout_ms);
#define PCODE_MBOX(mbcmd, param1, param2)\
(FIELD_PREP(PCODE_MB_COMMAND, mbcmd)\
| FIELD_PREP(PCODE_MB_PARAM1, param1)\
| FIELD_PREP(PCODE_MB_PARAM2, param2))
#endif
|
