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 "dal_asic_id.h"
31 #include "dm_pp_smu.h"
32 
33 #define MEMORY_TYPE_MULTIPLIER_CZ 4
34 #define MEMORY_TYPE_HBM 2
35 
36 
37 enum dce_version resource_parse_asic_id(
38 		struct hw_asic_id asic_id);
39 
40 struct resource_caps {
41 	int num_timing_generator;
42 	int num_opp;
43 	int num_video_plane;
44 	int num_audio;
45 	int num_stream_encoder;
46 	int num_pll;
47 	int num_dwb;
48 	int num_ddc;
49 	int num_vmid;
50 	int num_dsc;
51 	unsigned int num_dig_link_enc; // Total number of DIGs (digital encoders) in DIO (Display Input/Output).
52 #if defined(CONFIG_DRM_AMD_DC_DCN)
53 	int num_hpo_dp_stream_encoder;
54 	int num_hpo_dp_link_encoder;
55 #endif
56 	int num_mpc_3dlut;
57 };
58 
59 struct resource_straps {
60 	uint32_t hdmi_disable;
61 	uint32_t dc_pinstraps_audio;
62 	uint32_t audio_stream_number;
63 };
64 
65 struct resource_create_funcs {
66 	void (*read_dce_straps)(
67 			struct dc_context *ctx, struct resource_straps *straps);
68 
69 	struct audio *(*create_audio)(
70 			struct dc_context *ctx, unsigned int inst);
71 
72 	struct stream_encoder *(*create_stream_encoder)(
73 			enum engine_id eng_id, struct dc_context *ctx);
74 
75 #if defined(CONFIG_DRM_AMD_DC_DCN)
76 	struct hpo_dp_stream_encoder *(*create_hpo_dp_stream_encoder)(
77 			enum engine_id eng_id, struct dc_context *ctx);
78 
79 	struct hpo_dp_link_encoder *(*create_hpo_dp_link_encoder)(
80 			uint8_t inst,
81 			struct dc_context *ctx);
82 #endif
83 
84 	struct dce_hwseq *(*create_hwseq)(
85 			struct dc_context *ctx);
86 };
87 
88 bool resource_construct(
89 	unsigned int num_virtual_links,
90 	struct dc *dc,
91 	struct resource_pool *pool,
92 	const struct resource_create_funcs *create_funcs);
93 
94 struct resource_pool *dc_create_resource_pool(struct dc  *dc,
95 					      const struct dc_init_data *init_data,
96 					      enum dce_version dc_version);
97 
98 void dc_destroy_resource_pool(struct dc *dc);
99 
100 enum dc_status resource_map_pool_resources(
101 		const struct dc *dc,
102 		struct dc_state *context,
103 		struct dc_stream_state *stream);
104 
105 bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
106 
107 enum dc_status resource_build_scaling_params_for_context(
108 		const struct dc *dc,
109 		struct dc_state *context);
110 
111 void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
112 
113 void resource_unreference_clock_source(
114 		struct resource_context *res_ctx,
115 		const struct resource_pool *pool,
116 		struct clock_source *clock_source);
117 
118 void resource_reference_clock_source(
119 		struct resource_context *res_ctx,
120 		const struct resource_pool *pool,
121 		struct clock_source *clock_source);
122 
123 int resource_get_clock_source_reference(
124 		struct resource_context *res_ctx,
125 		const struct resource_pool *pool,
126 		struct clock_source *clock_source);
127 
128 bool resource_are_streams_timing_synchronizable(
129 		struct dc_stream_state *stream1,
130 		struct dc_stream_state *stream2);
131 
132 bool resource_are_vblanks_synchronizable(
133 		struct dc_stream_state *stream1,
134 		struct dc_stream_state *stream2);
135 
136 struct clock_source *resource_find_used_clk_src_for_sharing(
137 		struct resource_context *res_ctx,
138 		struct pipe_ctx *pipe_ctx);
139 
140 struct clock_source *dc_resource_find_first_free_pll(
141 		struct resource_context *res_ctx,
142 		const struct resource_pool *pool);
143 
144 struct pipe_ctx *resource_get_head_pipe_for_stream(
145 		struct resource_context *res_ctx,
146 		struct dc_stream_state *stream);
147 
148 bool resource_attach_surfaces_to_context(
149 		struct dc_plane_state *const *plane_state,
150 		int surface_count,
151 		struct dc_stream_state *dc_stream,
152 		struct dc_state *context,
153 		const struct resource_pool *pool);
154 
155 struct pipe_ctx *find_idle_secondary_pipe(
156 		struct resource_context *res_ctx,
157 		const struct resource_pool *pool,
158 		const struct pipe_ctx *primary_pipe);
159 
160 bool resource_validate_attach_surfaces(
161 		const struct dc_validation_set set[],
162 		int set_count,
163 		const struct dc_state *old_context,
164 		struct dc_state *context,
165 		const struct resource_pool *pool);
166 
167 void resource_validate_ctx_update_pointer_after_copy(
168 		const struct dc_state *src_ctx,
169 		struct dc_state *dst_ctx);
170 
171 enum dc_status resource_map_clock_resources(
172 		const struct dc *dc,
173 		struct dc_state *context,
174 		struct dc_stream_state *stream);
175 
176 enum dc_status resource_map_phy_clock_resources(
177 		const struct dc *dc,
178 		struct dc_state *context,
179 		struct dc_stream_state *stream);
180 
181 bool pipe_need_reprogram(
182 		struct pipe_ctx *pipe_ctx_old,
183 		struct pipe_ctx *pipe_ctx);
184 
185 void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream,
186 		struct bit_depth_reduction_params *fmt_bit_depth);
187 
188 void update_audio_usage(
189 		struct resource_context *res_ctx,
190 		const struct resource_pool *pool,
191 		struct audio *audio,
192 		bool acquired);
193 
194 unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format);
195 
196 void get_audio_check(struct audio_info *aud_modes,
197 	struct audio_check *aud_chk);
198 
199 int get_num_mpc_splits(struct pipe_ctx *pipe);
200 
201 int get_num_odm_splits(struct pipe_ctx *pipe);
202 
203 #if defined(CONFIG_DRM_AMD_DC_DCN)
204 struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder(
205 		const struct resource_pool *pool);
206 #endif
207 
208 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */
209