xref: /linux/drivers/gpu/drm/xe/abi/gsc_mkhi_commands_abi.h (revision 41c177cf354126a22443b5c80cec9fdd313e67e1)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2023 Intel Corporation
4  */
5 
6 #ifndef _ABI_GSC_MKHI_COMMANDS_ABI_H
7 #define _ABI_GSC_MKHI_COMMANDS_ABI_H
8 
9 #include <linux/types.h>
10 
11 /* Heci client ID for MKHI commands */
12 #define HECI_MEADDRESS_MKHI 7
13 
14 /* Generic MKHI header */
15 struct gsc_mkhi_header {
16 	u8  group_id;
17 	u8  command;
18 	u8  reserved;
19 	u8  result;
20 } __packed;
21 
22 /* GFX_SRV commands */
23 #define MKHI_GROUP_ID_GFX_SRV 0x30
24 
25 #define MKHI_GFX_SRV_GET_HOST_COMPATIBILITY_VERSION (0x42)
26 
27 struct gsc_get_compatibility_version_in {
28 	struct gsc_mkhi_header header;
29 } __packed;
30 
31 struct gsc_get_compatibility_version_out {
32 	struct gsc_mkhi_header header;
33 	u16 proj_major;
34 	u16 compat_major;
35 	u16 compat_minor;
36 	u16 reserved[5];
37 } __packed;
38 
39 #endif
40