1 /*
2  * Copyright 2015 Advanced Micro Devices, Inc.
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 shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  */
24 
25 #ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
26 #define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
27 
28 #include "core_types.h"
29 #include "core_status.h"
30 #include "core_dc.h"
31 #include "dal_asic_id.h"
32 
33 /* TODO unhardcode, 4 for CZ*/
34 #define MEMORY_TYPE_MULTIPLIER 4
35 
36 enum dce_version resource_parse_asic_id(
37 		struct hw_asic_id asic_id);
38 
39 struct resource_caps {
40 	int num_timing_generator;
41 	int num_video_plane;
42 	int num_audio;
43 	int num_stream_encoder;
44 	int num_pll;
45 };
46 
47 struct resource_straps {
48 	uint32_t hdmi_disable;
49 	uint32_t dc_pinstraps_audio;
50 	uint32_t audio_stream_number;
51 };
52 
53 struct resource_create_funcs {
54 	void (*read_dce_straps)(
55 			struct dc_context *ctx, struct resource_straps *straps);
56 
57 	struct audio *(*create_audio)(
58 			struct dc_context *ctx, unsigned int inst);
59 
60 	struct stream_encoder *(*create_stream_encoder)(
61 			enum engine_id eng_id, struct dc_context *ctx);
62 
63 	struct dce_hwseq *(*create_hwseq)(
64 			struct dc_context *ctx);
65 };
66 
67 bool resource_construct(
68 	unsigned int num_virtual_links,
69 	struct core_dc *dc,
70 	struct resource_pool *pool,
71 	const struct resource_create_funcs *create_funcs);
72 
73 struct resource_pool *dc_create_resource_pool(
74 				struct core_dc *dc,
75 				int num_virtual_links,
76 				enum dce_version dc_version,
77 				struct hw_asic_id asic_id);
78 
79 void dc_destroy_resource_pool(struct core_dc *dc);
80 
81 enum dc_status resource_map_pool_resources(
82 		const struct core_dc *dc,
83 		struct validate_context *context);
84 
85 bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
86 
87 enum dc_status resource_build_scaling_params_for_context(
88 		const struct core_dc *dc,
89 		struct validate_context *context);
90 
91 void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
92 
93 void resource_unreference_clock_source(
94 		struct resource_context *res_ctx,
95 		struct clock_source **clock_source);
96 
97 void resource_reference_clock_source(
98 		struct resource_context *res_ctx,
99 		struct clock_source *clock_source);
100 
101 bool resource_are_streams_timing_synchronizable(
102 		const struct core_stream *stream1,
103 		const struct core_stream *stream2);
104 
105 struct clock_source *resource_find_used_clk_src_for_sharing(
106 		struct resource_context *res_ctx,
107 		struct pipe_ctx *pipe_ctx);
108 
109 struct clock_source *dc_resource_find_first_free_pll(
110 		struct resource_context *res_ctx);
111 
112 struct pipe_ctx *resource_get_head_pipe_for_stream(
113 		struct resource_context *res_ctx,
114 		const struct core_stream *stream);
115 
116 bool resource_attach_surfaces_to_context(
117 		const struct dc_surface *const *surfaces,
118 		int surface_count,
119 		const struct dc_stream *dc_stream,
120 		struct validate_context *context);
121 
122 struct pipe_ctx *find_idle_secondary_pipe(struct resource_context *res_ctx);
123 
124 bool resource_is_stream_unchanged(
125 	const struct validate_context *old_context, const struct core_stream *stream);
126 
127 bool is_stream_unchanged(
128 	const struct core_stream *old_stream, const struct core_stream *stream);
129 
130 bool resource_validate_attach_surfaces(
131 		const struct dc_validation_set set[],
132 		int set_count,
133 		const struct validate_context *old_context,
134 		struct validate_context *context);
135 
136 void validate_guaranteed_copy_streams(
137 		struct validate_context *context,
138 		int max_streams);
139 
140 void resource_validate_ctx_update_pointer_after_copy(
141 		const struct validate_context *src_ctx,
142 		struct validate_context *dst_ctx);
143 
144 void resource_validate_ctx_copy_construct(
145 		const struct validate_context *src_ctx,
146 		struct validate_context *dst_ctx);
147 
148 void resource_validate_ctx_destruct(struct validate_context *context);
149 
150 enum dc_status resource_map_clock_resources(
151 		const struct core_dc *dc,
152 		struct validate_context *context);
153 
154 enum dc_status resource_map_phy_clock_resources(
155 		const struct core_dc *dc,
156 		struct validate_context *context);
157 
158 bool pipe_need_reprogram(
159 		struct pipe_ctx *pipe_ctx_old,
160 		struct pipe_ctx *pipe_ctx);
161 
162 
163 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */
164