1 /* SPDX-License-Identifier: MIT */
2 /*
3 * Copyright © 2022 Intel Corporation
4 */
5
6 #ifndef _XE_GUC_H_
7 #define _XE_GUC_H_
8
9 #include "xe_gt.h"
10 #include "xe_guc_types.h"
11 #include "xe_hw_engine_types.h"
12 #include "xe_macros.h"
13
14 /*
15 * GuC version number components are defined to be only 8-bit size,
16 * so converting to a 32bit 8.8.8 integer allows simple (and safe)
17 * numerical comparisons.
18 */
19 #define MAKE_GUC_VER(maj, min, pat) (((maj) << 16) | ((min) << 8) | (pat))
20 #define MAKE_GUC_VER_STRUCT(ver) MAKE_GUC_VER((ver).major, (ver).minor, (ver).patch)
21 #define GUC_SUBMIT_VER(guc) \
22 MAKE_GUC_VER_STRUCT((guc)->fw.versions.found[XE_UC_FW_VER_COMPATIBILITY])
23 #define GUC_FIRMWARE_VER(guc) \
24 MAKE_GUC_VER_STRUCT((guc)->fw.versions.found[XE_UC_FW_VER_RELEASE])
25
26 struct drm_printer;
27
28 void xe_guc_comm_init_early(struct xe_guc *guc);
29 int xe_guc_init_noalloc(struct xe_guc *guc);
30 int xe_guc_init(struct xe_guc *guc);
31 int xe_guc_init_post_hwconfig(struct xe_guc *guc);
32 int xe_guc_post_load_init(struct xe_guc *guc);
33 int xe_guc_reset(struct xe_guc *guc);
34 int xe_guc_upload(struct xe_guc *guc);
35 int xe_guc_min_load_for_hwconfig(struct xe_guc *guc);
36 int xe_guc_enable_communication(struct xe_guc *guc);
37 int xe_guc_opt_in_features_enable(struct xe_guc *guc);
38 int xe_guc_suspend(struct xe_guc *guc);
39 void xe_guc_notify(struct xe_guc *guc);
40 int xe_guc_auth_huc(struct xe_guc *guc, u32 rsa_addr);
41 int xe_guc_mmio_send(struct xe_guc *guc, const u32 *request, u32 len);
42 int xe_guc_mmio_send_recv(struct xe_guc *guc, const u32 *request, u32 len,
43 u32 *response_buf);
44 int xe_guc_self_cfg32(struct xe_guc *guc, u16 key, u32 val);
45 int xe_guc_self_cfg64(struct xe_guc *guc, u16 key, u64 val);
46 void xe_guc_irq_handler(struct xe_guc *guc, const u16 iir);
47 void xe_guc_sanitize(struct xe_guc *guc);
48 void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p);
49 int xe_guc_reset_prepare(struct xe_guc *guc);
50 void xe_guc_reset_wait(struct xe_guc *guc);
51 void xe_guc_stop_prepare(struct xe_guc *guc);
52 void xe_guc_stop(struct xe_guc *guc);
53 int xe_guc_start(struct xe_guc *guc);
54 void xe_guc_declare_wedged(struct xe_guc *guc);
55
xe_engine_class_to_guc_class(enum xe_engine_class class)56 static inline u16 xe_engine_class_to_guc_class(enum xe_engine_class class)
57 {
58 switch (class) {
59 case XE_ENGINE_CLASS_RENDER:
60 return GUC_RENDER_CLASS;
61 case XE_ENGINE_CLASS_VIDEO_DECODE:
62 return GUC_VIDEO_CLASS;
63 case XE_ENGINE_CLASS_VIDEO_ENHANCE:
64 return GUC_VIDEOENHANCE_CLASS;
65 case XE_ENGINE_CLASS_COPY:
66 return GUC_BLITTER_CLASS;
67 case XE_ENGINE_CLASS_COMPUTE:
68 return GUC_COMPUTE_CLASS;
69 case XE_ENGINE_CLASS_OTHER:
70 return GUC_GSC_OTHER_CLASS;
71 default:
72 XE_WARN_ON(class);
73 return -1;
74 }
75 }
76
guc_to_gt(struct xe_guc * guc)77 static inline struct xe_gt *guc_to_gt(struct xe_guc *guc)
78 {
79 return container_of(guc, struct xe_gt, uc.guc);
80 }
81
guc_to_xe(struct xe_guc * guc)82 static inline struct xe_device *guc_to_xe(struct xe_guc *guc)
83 {
84 return gt_to_xe(guc_to_gt(guc));
85 }
86
guc_to_drm(struct xe_guc * guc)87 static inline struct drm_device *guc_to_drm(struct xe_guc *guc)
88 {
89 return &guc_to_xe(guc)->drm;
90 }
91
92 #endif
93