xref: /openbmc/linux/drivers/gpu/drm/i915/gt/intel_gt.h (revision ecd25094)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef __INTEL_GT__
7 #define __INTEL_GT__
8 
9 #include "intel_engine_types.h"
10 #include "intel_gt_types.h"
11 #include "intel_reset.h"
12 
13 struct drm_i915_private;
14 
15 static inline struct intel_gt *uc_to_gt(struct intel_uc *uc)
16 {
17 	return container_of(uc, struct intel_gt, uc);
18 }
19 
20 static inline struct intel_gt *guc_to_gt(struct intel_guc *guc)
21 {
22 	return container_of(guc, struct intel_gt, uc.guc);
23 }
24 
25 static inline struct intel_gt *huc_to_gt(struct intel_huc *huc)
26 {
27 	return container_of(huc, struct intel_gt, uc.huc);
28 }
29 
30 void intel_gt_init_early(struct intel_gt *gt, struct drm_i915_private *i915);
31 void intel_gt_init_hw(struct drm_i915_private *i915);
32 
33 void intel_gt_driver_late_release(struct intel_gt *gt);
34 
35 void intel_gt_check_and_clear_faults(struct intel_gt *gt);
36 void intel_gt_clear_error_registers(struct intel_gt *gt,
37 				    intel_engine_mask_t engine_mask);
38 
39 void intel_gt_flush_ggtt_writes(struct intel_gt *gt);
40 void intel_gt_chipset_flush(struct intel_gt *gt);
41 
42 void intel_gt_init_hangcheck(struct intel_gt *gt);
43 
44 int intel_gt_init_scratch(struct intel_gt *gt, unsigned int size);
45 void intel_gt_fini_scratch(struct intel_gt *gt);
46 
47 static inline u32 intel_gt_scratch_offset(const struct intel_gt *gt,
48 					  enum intel_gt_scratch_field field)
49 {
50 	return i915_ggtt_offset(gt->scratch) + field;
51 }
52 
53 static inline bool intel_gt_is_wedged(struct intel_gt *gt)
54 {
55 	return __intel_reset_failed(&gt->reset);
56 }
57 
58 void intel_gt_queue_hangcheck(struct intel_gt *gt);
59 
60 #endif /* __INTEL_GT_H__ */
61