1 /* $NetBSD: intel_gt.h,v 1.2 2021/12/18 23:45:30 riastradh Exp $ */
2
3 /* SPDX-License-Identifier: MIT */
4 /*
5 * Copyright © 2019 Intel Corporation
6 */
7
8 #ifndef __INTEL_GT__
9 #define __INTEL_GT__
10
11 #include "intel_engine_types.h"
12 #include "intel_gt_types.h"
13 #include "intel_reset.h"
14
15 struct drm_i915_private;
16
17 #define GT_TRACE(gt, fmt, ...) do { \
18 const struct intel_gt *gt__ __maybe_unused = (gt); \
19 GEM_TRACE("%s " fmt, dev_name(gt__->i915->drm.dev), \
20 ##__VA_ARGS__); \
21 } while (0)
22
uc_to_gt(struct intel_uc * uc)23 static inline struct intel_gt *uc_to_gt(struct intel_uc *uc)
24 {
25 return container_of(uc, struct intel_gt, uc);
26 }
27
guc_to_gt(struct intel_guc * guc)28 static inline struct intel_gt *guc_to_gt(struct intel_guc *guc)
29 {
30 return container_of(guc, struct intel_gt, uc.guc);
31 }
32
huc_to_gt(struct intel_huc * huc)33 static inline struct intel_gt *huc_to_gt(struct intel_huc *huc)
34 {
35 return container_of(huc, struct intel_gt, uc.huc);
36 }
37
38 void intel_gt_init_early(struct intel_gt *gt, struct drm_i915_private *i915);
39 void intel_gt_init_hw_early(struct intel_gt *gt, struct i915_ggtt *ggtt);
40 int __must_check intel_gt_init_hw(struct intel_gt *gt);
41 int intel_gt_init(struct intel_gt *gt);
42 void intel_gt_driver_register(struct intel_gt *gt);
43
44 void intel_gt_driver_unregister(struct intel_gt *gt);
45 void intel_gt_driver_remove(struct intel_gt *gt);
46 void intel_gt_driver_release(struct intel_gt *gt);
47
48 void intel_gt_driver_late_release(struct intel_gt *gt);
49
50 void intel_gt_check_and_clear_faults(struct intel_gt *gt);
51 void intel_gt_clear_error_registers(struct intel_gt *gt,
52 intel_engine_mask_t engine_mask);
53
54 void intel_gt_flush_ggtt_writes(struct intel_gt *gt);
55 void intel_gt_chipset_flush(struct intel_gt *gt);
56
intel_gt_scratch_offset(const struct intel_gt * gt,enum intel_gt_scratch_field field)57 static inline u32 intel_gt_scratch_offset(const struct intel_gt *gt,
58 enum intel_gt_scratch_field field)
59 {
60 return i915_ggtt_offset(gt->scratch) + field;
61 }
62
intel_gt_is_wedged(const struct intel_gt * gt)63 static inline bool intel_gt_is_wedged(const struct intel_gt *gt)
64 {
65 return __intel_reset_failed(>->reset);
66 }
67
intel_gt_has_init_error(const struct intel_gt * gt)68 static inline bool intel_gt_has_init_error(const struct intel_gt *gt)
69 {
70 return test_bit(I915_WEDGED_ON_INIT, >->reset.flags);
71 }
72
73 #endif /* __INTEL_GT_H__ */
74