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 #define IS_PIPE_SYNCD_VALID(pipe) ((((pipe)->pipe_idx_syncd) & 0x80)?1:0)
38 #define GET_PIPE_SYNCD_FROM_PIPE(pipe) ((pipe)->pipe_idx_syncd & 0x7F)
39 #define SET_PIPE_SYNCD_TO_PIPE(pipe, pipe_syncd) ((pipe)->pipe_idx_syncd = (0x80 | pipe_syncd))
40 
41 enum dce_version resource_parse_asic_id(
42 		struct hw_asic_id asic_id);
43 
44 struct resource_caps {
45 	int num_timing_generator;
46 	int num_opp;
47 	int num_video_plane;
48 	int num_audio;
49 	int num_stream_encoder;
50 	int num_pll;
51 	int num_dwb;
52 	int num_ddc;
53 	int num_vmid;
54 	int num_dsc;
55 	unsigned int num_dig_link_enc; // Total number of DIGs (digital encoders) in DIO (Display Input/Output).
56 	unsigned int num_usb4_dpia; // Total number of USB4 DPIA (DisplayPort Input Adapters).
57 #if defined(CONFIG_DRM_AMD_DC_DCN)
58 	int num_hpo_dp_stream_encoder;
59 	int num_hpo_dp_link_encoder;
60 #endif
61 	int num_mpc_3dlut;
62 };
63 
64 struct resource_straps {
65 	uint32_t hdmi_disable;
66 	uint32_t dc_pinstraps_audio;
67 	uint32_t audio_stream_number;
68 };
69 
70 struct resource_create_funcs {
71 	void (*read_dce_straps)(
72 			struct dc_context *ctx, struct resource_straps *straps);
73 
74 	struct audio *(*create_audio)(
75 			struct dc_context *ctx, unsigned int inst);
76 
77 	struct stream_encoder *(*create_stream_encoder)(
78 			enum engine_id eng_id, struct dc_context *ctx);
79 
80 #if defined(CONFIG_DRM_AMD_DC_DCN)
81 	struct hpo_dp_stream_encoder *(*create_hpo_dp_stream_encoder)(
82 			enum engine_id eng_id, struct dc_context *ctx);
83 
84 	struct hpo_dp_link_encoder *(*create_hpo_dp_link_encoder)(
85 			uint8_t inst,
86 			struct dc_context *ctx);
87 #endif
88 
89 	struct dce_hwseq *(*create_hwseq)(
90 			struct dc_context *ctx);
91 };
92 
93 bool resource_construct(
94 	unsigned int num_virtual_links,
95 	struct dc *dc,
96 	struct resource_pool *pool,
97 	const struct resource_create_funcs *create_funcs);
98 
99 struct resource_pool *dc_create_resource_pool(struct dc  *dc,
100 					      const struct dc_init_data *init_data,
101 					      enum dce_version dc_version);
102 
103 void dc_destroy_resource_pool(struct dc *dc);
104 
105 enum dc_status resource_map_pool_resources(
106 		const struct dc *dc,
107 		struct dc_state *context,
108 		struct dc_stream_state *stream);
109 
110 bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
111 
112 enum dc_status resource_build_scaling_params_for_context(
113 		const struct dc *dc,
114 		struct dc_state *context);
115 
116 void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
117 
118 void resource_unreference_clock_source(
119 		struct resource_context *res_ctx,
120 		const struct resource_pool *pool,
121 		struct clock_source *clock_source);
122 
123 void resource_reference_clock_source(
124 		struct resource_context *res_ctx,
125 		const struct resource_pool *pool,
126 		struct clock_source *clock_source);
127 
128 int resource_get_clock_source_reference(
129 		struct resource_context *res_ctx,
130 		const struct resource_pool *pool,
131 		struct clock_source *clock_source);
132 
133 bool resource_are_streams_timing_synchronizable(
134 		struct dc_stream_state *stream1,
135 		struct dc_stream_state *stream2);
136 
137 bool resource_are_vblanks_synchronizable(
138 		struct dc_stream_state *stream1,
139 		struct dc_stream_state *stream2);
140 
141 struct clock_source *resource_find_used_clk_src_for_sharing(
142 		struct resource_context *res_ctx,
143 		struct pipe_ctx *pipe_ctx);
144 
145 struct clock_source *dc_resource_find_first_free_pll(
146 		struct resource_context *res_ctx,
147 		const struct resource_pool *pool);
148 
149 struct pipe_ctx *resource_get_head_pipe_for_stream(
150 		struct resource_context *res_ctx,
151 		struct dc_stream_state *stream);
152 
153 bool resource_attach_surfaces_to_context(
154 		struct dc_plane_state *const *plane_state,
155 		int surface_count,
156 		struct dc_stream_state *dc_stream,
157 		struct dc_state *context,
158 		const struct resource_pool *pool);
159 
160 struct pipe_ctx *find_idle_secondary_pipe(
161 		struct resource_context *res_ctx,
162 		const struct resource_pool *pool,
163 		const struct pipe_ctx *primary_pipe);
164 
165 bool resource_validate_attach_surfaces(
166 		const struct dc_validation_set set[],
167 		int set_count,
168 		const struct dc_state *old_context,
169 		struct dc_state *context,
170 		const struct resource_pool *pool);
171 
172 void resource_validate_ctx_update_pointer_after_copy(
173 		const struct dc_state *src_ctx,
174 		struct dc_state *dst_ctx);
175 
176 enum dc_status resource_map_clock_resources(
177 		const struct dc *dc,
178 		struct dc_state *context,
179 		struct dc_stream_state *stream);
180 
181 enum dc_status resource_map_phy_clock_resources(
182 		const struct dc *dc,
183 		struct dc_state *context,
184 		struct dc_stream_state *stream);
185 
186 bool pipe_need_reprogram(
187 		struct pipe_ctx *pipe_ctx_old,
188 		struct pipe_ctx *pipe_ctx);
189 
190 void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream,
191 		struct bit_depth_reduction_params *fmt_bit_depth);
192 
193 void update_audio_usage(
194 		struct resource_context *res_ctx,
195 		const struct resource_pool *pool,
196 		struct audio *audio,
197 		bool acquired);
198 
199 unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format);
200 
201 void get_audio_check(struct audio_info *aud_modes,
202 	struct audio_check *aud_chk);
203 
204 int get_num_mpc_splits(struct pipe_ctx *pipe);
205 
206 int get_num_odm_splits(struct pipe_ctx *pipe);
207 
208 #if defined(CONFIG_DRM_AMD_DC_DCN)
209 struct hpo_dp_link_encoder *resource_get_hpo_dp_link_enc_for_det_lt(
210 		const struct resource_context *res_ctx,
211 		const struct resource_pool *pool,
212 		const struct dc_link *link);
213 #endif
214 
215 void reset_syncd_pipes_from_disabled_pipes(struct dc *dc,
216 	struct dc_state *context);
217 
218 void check_syncd_pipes_for_disabled_master_pipe(struct dc *dc,
219 	struct dc_state *context,
220 	uint8_t disabled_master_pipe_idx);
221 
222 uint8_t resource_transmitter_to_phy_idx(const struct dc *dc, enum transmitter transmitter);
223 
224 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */
225