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33a732f4 AD |
1 | /* |
2 | * Copyright © 2014 Intel Corporation | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice (including the next | |
12 | * paragraph) shall be included in all copies or substantial portions of the | |
13 | * Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS | |
21 | * IN THE SOFTWARE. | |
22 | * | |
23 | */ | |
24 | #ifndef _INTEL_GUC_H_ | |
25 | #define _INTEL_GUC_H_ | |
26 | ||
27 | #include "intel_guc_fwif.h" | |
28 | #include "i915_guc_reg.h" | |
29 | ||
44a28b1d DG |
30 | struct i915_guc_client { |
31 | struct drm_i915_gem_object *client_obj; | |
d1675198 | 32 | struct intel_context *owner; |
44a28b1d DG |
33 | struct intel_guc *guc; |
34 | uint32_t priority; | |
35 | uint32_t ctx_index; | |
36 | ||
37 | uint32_t proc_desc_offset; | |
38 | uint32_t doorbell_offset; | |
39 | uint32_t cookie; | |
40 | uint16_t doorbell_id; | |
41 | uint16_t padding; /* Maintain alignment */ | |
42 | ||
43 | uint32_t wq_offset; | |
44 | uint32_t wq_size; | |
44a28b1d DG |
45 | uint32_t wq_tail; |
46 | ||
47 | /* GuC submission statistics & status */ | |
48 | uint64_t submissions[I915_NUM_RINGS]; | |
49 | uint32_t q_fail; | |
50 | uint32_t b_fail; | |
51 | int retcode; | |
52 | }; | |
53 | ||
33a732f4 AD |
54 | enum intel_guc_fw_status { |
55 | GUC_FIRMWARE_FAIL = -1, | |
56 | GUC_FIRMWARE_NONE = 0, | |
57 | GUC_FIRMWARE_PENDING, | |
58 | GUC_FIRMWARE_SUCCESS | |
59 | }; | |
60 | ||
61 | /* | |
62 | * This structure encapsulates all the data needed during the process | |
63 | * of fetching, caching, and loading the firmware image into the GuC. | |
64 | */ | |
65 | struct intel_guc_fw { | |
66 | struct drm_device * guc_dev; | |
67 | const char * guc_fw_path; | |
68 | size_t guc_fw_size; | |
69 | struct drm_i915_gem_object * guc_fw_obj; | |
70 | enum intel_guc_fw_status guc_fw_fetch_status; | |
71 | enum intel_guc_fw_status guc_fw_load_status; | |
72 | ||
73 | uint16_t guc_fw_major_wanted; | |
74 | uint16_t guc_fw_minor_wanted; | |
75 | uint16_t guc_fw_major_found; | |
76 | uint16_t guc_fw_minor_found; | |
feda33ef AD |
77 | |
78 | uint32_t header_size; | |
79 | uint32_t header_offset; | |
80 | uint32_t rsa_size; | |
81 | uint32_t rsa_offset; | |
82 | uint32_t ucode_size; | |
83 | uint32_t ucode_offset; | |
33a732f4 AD |
84 | }; |
85 | ||
86 | struct intel_guc { | |
87 | struct intel_guc_fw guc_fw; | |
33a732f4 | 88 | uint32_t log_flags; |
4c7e77fc | 89 | struct drm_i915_gem_object *log_obj; |
bac427f8 AD |
90 | |
91 | struct drm_i915_gem_object *ctx_pool_obj; | |
92 | struct ida ctx_ids; | |
44a28b1d DG |
93 | |
94 | struct i915_guc_client *execbuf_client; | |
95 | ||
44a28b1d DG |
96 | DECLARE_BITMAP(doorbell_bitmap, GUC_MAX_DOORBELLS); |
97 | uint32_t db_cacheline; /* Cyclic counter mod pagesize */ | |
98 | ||
99 | /* Action status & statistics */ | |
100 | uint64_t action_count; /* Total commands issued */ | |
101 | uint32_t action_cmd; /* Last command word */ | |
102 | uint32_t action_status; /* Last return status */ | |
103 | uint32_t action_fail; /* Total number of failures */ | |
104 | int32_t action_err; /* Last error code */ | |
105 | ||
106 | uint64_t submissions[I915_NUM_RINGS]; | |
107 | uint32_t last_seqno[I915_NUM_RINGS]; | |
33a732f4 AD |
108 | }; |
109 | ||
110 | /* intel_guc_loader.c */ | |
111 | extern void intel_guc_ucode_init(struct drm_device *dev); | |
112 | extern int intel_guc_ucode_load(struct drm_device *dev); | |
113 | extern void intel_guc_ucode_fini(struct drm_device *dev); | |
114 | extern const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status); | |
a1c41994 AD |
115 | extern int intel_guc_suspend(struct drm_device *dev); |
116 | extern int intel_guc_resume(struct drm_device *dev); | |
33a732f4 | 117 | |
bac427f8 AD |
118 | /* i915_guc_submission.c */ |
119 | int i915_guc_submission_init(struct drm_device *dev); | |
44a28b1d DG |
120 | int i915_guc_submission_enable(struct drm_device *dev); |
121 | int i915_guc_submit(struct i915_guc_client *client, | |
122 | struct drm_i915_gem_request *rq); | |
123 | void i915_guc_submission_disable(struct drm_device *dev); | |
bac427f8 AD |
124 | void i915_guc_submission_fini(struct drm_device *dev); |
125 | ||
33a732f4 | 126 | #endif |