xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/i915/gt/intel_gt.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
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(&gt->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, &gt->reset.flags);
71 }
72 
73 #endif /* __INTEL_GT_H__ */
74