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 
26 #ifndef _CORE_TYPES_H_
27 #define _CORE_TYPES_H_
28 
29 #include "dc.h"
30 #include "dce_calcs.h"
31 #include "dcn_calcs.h"
32 #include "ddc_service_types.h"
33 #include "dc_bios_types.h"
34 #include "mem_input.h"
35 #include "hubp.h"
36 #if defined(CONFIG_DRM_AMD_DC_DCN)
37 #include "mpc.h"
38 #endif
39 #include "dwb.h"
40 #include "mcif_wb.h"
41 #include "panel_cntl.h"
42 
43 #define MAX_CLOCK_SOURCES 7
44 
45 void enable_surface_flip_reporting(struct dc_plane_state *plane_state,
46 		uint32_t controller_id);
47 
48 #include "grph_object_id.h"
49 #include "link_encoder.h"
50 #include "stream_encoder.h"
51 #include "clock_source.h"
52 #include "audio.h"
53 #include "dm_pp_smu.h"
54 #ifdef CONFIG_DRM_AMD_DC_HDCP
55 #include "dm_cp_psp.h"
56 #endif
57 
58 /************ link *****************/
59 struct link_init_data {
60 	const struct dc *dc;
61 	struct dc_context *ctx; /* TODO: remove 'dal' when DC is complete. */
62 	uint32_t connector_index; /* this will be mapped to the HPD pins */
63 	uint32_t link_index; /* this is mapped to DAL display_index
64 				TODO: remove it when DC is complete. */
65 };
66 
67 struct dc_link *link_create(const struct link_init_data *init_params);
68 void link_destroy(struct dc_link **link);
69 
70 enum dc_status dc_link_validate_mode_timing(
71 		const struct dc_stream_state *stream,
72 		struct dc_link *link,
73 		const struct dc_crtc_timing *timing);
74 
75 void core_link_resume(struct dc_link *link);
76 
77 void core_link_enable_stream(
78 		struct dc_state *state,
79 		struct pipe_ctx *pipe_ctx);
80 
81 void core_link_disable_stream(struct pipe_ctx *pipe_ctx);
82 
83 void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable);
84 /********** DAL Core*********************/
85 #include "transform.h"
86 #include "dpp.h"
87 
88 struct resource_pool;
89 struct dc_state;
90 struct resource_context;
91 struct clk_bw_params;
92 
93 struct resource_funcs {
94 	void (*destroy)(struct resource_pool **pool);
95 	void (*link_init)(struct dc_link *link);
96 	struct panel_cntl*(*panel_cntl_create)(
97 		const struct panel_cntl_init_data *panel_cntl_init_data);
98 	struct link_encoder *(*link_enc_create)(
99 			const struct encoder_init_data *init);
100 	/* Create a minimal link encoder object with no dc_link object
101 	 * associated with it. */
102 	struct link_encoder *(*link_enc_create_minimal)(struct dc_context *ctx, enum engine_id eng_id);
103 
104 	bool (*validate_bandwidth)(
105 					struct dc *dc,
106 					struct dc_state *context,
107 					bool fast_validate);
108 	void (*calculate_wm_and_dlg)(
109 				struct dc *dc, struct dc_state *context,
110 				display_e2e_pipe_params_st *pipes,
111 				int pipe_cnt,
112 				int vlevel);
113 	void (*update_soc_for_wm_a)(
114 				struct dc *dc, struct dc_state *context);
115 	int (*populate_dml_pipes)(
116 		struct dc *dc,
117 		struct dc_state *context,
118 		display_e2e_pipe_params_st *pipes,
119 		bool fast_validate);
120 
121 	/*
122 	 * Algorithm for assigning available link encoders to links.
123 	 *
124 	 * Update link_enc_assignments table and link_enc_avail list accordingly in
125 	 * struct resource_context.
126 	 */
127 	void (*link_encs_assign)(
128 			struct dc *dc,
129 			struct dc_state *state,
130 			struct dc_stream_state *streams[],
131 			uint8_t stream_count);
132 	/*
133 	 * Unassign a link encoder from a stream.
134 	 *
135 	 * Update link_enc_assignments table and link_enc_avail list accordingly in
136 	 * struct resource_context.
137 	 */
138 	void (*link_enc_unassign)(
139 			struct dc_state *state,
140 			struct dc_stream_state *stream);
141 
142 	enum dc_status (*validate_global)(
143 		struct dc *dc,
144 		struct dc_state *context);
145 
146 	struct pipe_ctx *(*acquire_idle_pipe_for_layer)(
147 			struct dc_state *context,
148 			const struct resource_pool *pool,
149 			struct dc_stream_state *stream);
150 
151 	enum dc_status (*validate_plane)(const struct dc_plane_state *plane_state, struct dc_caps *caps);
152 
153 	enum dc_status (*add_stream_to_ctx)(
154 			struct dc *dc,
155 			struct dc_state *new_ctx,
156 			struct dc_stream_state *dc_stream);
157 
158 	enum dc_status (*remove_stream_from_ctx)(
159 				struct dc *dc,
160 				struct dc_state *new_ctx,
161 				struct dc_stream_state *stream);
162 	enum dc_status (*patch_unknown_plane_state)(
163 			struct dc_plane_state *plane_state);
164 
165 	struct stream_encoder *(*find_first_free_match_stream_enc_for_link)(
166 			struct resource_context *res_ctx,
167 			const struct resource_pool *pool,
168 			struct dc_stream_state *stream);
169 	void (*populate_dml_writeback_from_context)(
170 			struct dc *dc,
171 			struct resource_context *res_ctx,
172 			display_e2e_pipe_params_st *pipes);
173 
174 	void (*set_mcif_arb_params)(
175 			struct dc *dc,
176 			struct dc_state *context,
177 			display_e2e_pipe_params_st *pipes,
178 			int pipe_cnt);
179 	void (*update_bw_bounding_box)(
180 			struct dc *dc,
181 			struct clk_bw_params *bw_params);
182 #if defined(CONFIG_DRM_AMD_DC_DCN)
183 	bool (*acquire_post_bldn_3dlut)(
184 			struct resource_context *res_ctx,
185 			const struct resource_pool *pool,
186 			int mpcc_id,
187 			struct dc_3dlut **lut,
188 			struct dc_transfer_func **shaper);
189 
190 	bool (*release_post_bldn_3dlut)(
191 			struct resource_context *res_ctx,
192 			const struct resource_pool *pool,
193 			struct dc_3dlut **lut,
194 			struct dc_transfer_func **shaper);
195 #endif
196 	enum dc_status (*add_dsc_to_stream_resource)(
197 			struct dc *dc, struct dc_state *state,
198 			struct dc_stream_state *stream);
199 };
200 
201 struct audio_support{
202 	bool dp_audio;
203 	bool hdmi_audio_on_dongle;
204 	bool hdmi_audio_native;
205 };
206 
207 #define NO_UNDERLAY_PIPE -1
208 
209 struct resource_pool {
210 	struct mem_input *mis[MAX_PIPES];
211 	struct hubp *hubps[MAX_PIPES];
212 	struct input_pixel_processor *ipps[MAX_PIPES];
213 	struct transform *transforms[MAX_PIPES];
214 	struct dpp *dpps[MAX_PIPES];
215 	struct output_pixel_processor *opps[MAX_PIPES];
216 	struct timing_generator *timing_generators[MAX_PIPES];
217 	struct stream_encoder *stream_enc[MAX_PIPES * 2];
218 	struct hubbub *hubbub;
219 	struct mpc *mpc;
220 	struct pp_smu_funcs *pp_smu;
221 	struct dce_aux *engines[MAX_PIPES];
222 	struct dce_i2c_hw *hw_i2cs[MAX_PIPES];
223 	struct dce_i2c_sw *sw_i2cs[MAX_PIPES];
224 	bool i2c_hw_buffer_in_use;
225 
226 	struct dwbc *dwbc[MAX_DWB_PIPES];
227 	struct mcif_wb *mcif_wb[MAX_DWB_PIPES];
228 	struct {
229 		unsigned int gsl_0:1;
230 		unsigned int gsl_1:1;
231 		unsigned int gsl_2:1;
232 	} gsl_groups;
233 
234 	struct display_stream_compressor *dscs[MAX_PIPES];
235 
236 	unsigned int pipe_count;
237 	unsigned int underlay_pipe_index;
238 	unsigned int stream_enc_count;
239 
240 	/* An array for accessing the link encoder objects that have been created.
241 	 * Index in array corresponds to engine ID - viz. 0: ENGINE_ID_DIGA
242 	 */
243 	struct link_encoder *link_encoders[MAX_DIG_LINK_ENCODERS];
244 	/* Number of DIG link encoder objects created - i.e. number of valid
245 	 * entries in link_encoders array.
246 	 */
247 	unsigned int dig_link_enc_count;
248 
249 #if defined(CONFIG_DRM_AMD_DC_DCN)
250 	struct dc_3dlut *mpc_lut[MAX_PIPES];
251 	struct dc_transfer_func *mpc_shaper[MAX_PIPES];
252 #endif
253 	struct {
254 		unsigned int xtalin_clock_inKhz;
255 		unsigned int dccg_ref_clock_inKhz;
256 		unsigned int dchub_ref_clock_inKhz;
257 	} ref_clocks;
258 	unsigned int timing_generator_count;
259 	unsigned int mpcc_count;
260 
261 	unsigned int writeback_pipe_count;
262 	/*
263 	 * reserved clock source for DP
264 	 */
265 	struct clock_source *dp_clock_source;
266 
267 	struct clock_source *clock_sources[MAX_CLOCK_SOURCES];
268 	unsigned int clk_src_count;
269 
270 	struct audio *audios[MAX_AUDIOS];
271 	unsigned int audio_count;
272 	struct audio_support audio_support;
273 
274 	struct dccg *dccg;
275 	struct irq_service *irqs;
276 
277 	struct abm *abm;
278 	struct dmcu *dmcu;
279 	struct dmub_psr *psr;
280 
281 #if defined(CONFIG_DRM_AMD_DC_DCN)
282 	struct abm *multiple_abms[MAX_PIPES];
283 #endif
284 
285 	const struct resource_funcs *funcs;
286 	const struct resource_caps *res_cap;
287 
288 	struct ddc_service *oem_device;
289 };
290 
291 struct dcn_fe_bandwidth {
292 	int dppclk_khz;
293 
294 };
295 
296 struct stream_resource {
297 	struct output_pixel_processor *opp;
298 	struct display_stream_compressor *dsc;
299 	struct timing_generator *tg;
300 	struct stream_encoder *stream_enc;
301 	struct audio *audio;
302 
303 	struct pixel_clk_params pix_clk_params;
304 	struct encoder_info_frame encoder_info_frame;
305 
306 	struct abm *abm;
307 	/* There are only (num_pipes+1)/2 groups. 0 means unassigned,
308 	 * otherwise it's using group number 'gsl_group-1'
309 	 */
310 	uint8_t gsl_group;
311 };
312 
313 struct plane_resource {
314 	struct scaler_data scl_data;
315 	struct hubp *hubp;
316 	struct mem_input *mi;
317 	struct input_pixel_processor *ipp;
318 	struct transform *xfm;
319 	struct dpp *dpp;
320 	uint8_t mpcc_inst;
321 
322 	struct dcn_fe_bandwidth bw;
323 };
324 
325 union pipe_update_flags {
326 	struct {
327 		uint32_t enable : 1;
328 		uint32_t disable : 1;
329 		uint32_t odm : 1;
330 		uint32_t global_sync : 1;
331 		uint32_t opp_changed : 1;
332 		uint32_t tg_changed : 1;
333 		uint32_t mpcc : 1;
334 		uint32_t dppclk : 1;
335 		uint32_t hubp_interdependent : 1;
336 		uint32_t hubp_rq_dlg_ttu : 1;
337 		uint32_t gamut_remap : 1;
338 		uint32_t scaler : 1;
339 		uint32_t viewport : 1;
340 		uint32_t plane_changed : 1;
341 	} bits;
342 	uint32_t raw;
343 };
344 
345 struct pipe_ctx {
346 	struct dc_plane_state *plane_state;
347 	struct dc_stream_state *stream;
348 
349 	struct plane_resource plane_res;
350 	struct stream_resource stream_res;
351 
352 	struct clock_source *clock_source;
353 
354 	struct pll_settings pll_settings;
355 
356 	uint8_t pipe_idx;
357 
358 	struct pipe_ctx *top_pipe;
359 	struct pipe_ctx *bottom_pipe;
360 	struct pipe_ctx *next_odm_pipe;
361 	struct pipe_ctx *prev_odm_pipe;
362 
363 #ifdef CONFIG_DRM_AMD_DC_DCN
364 	struct _vcs_dpi_display_dlg_regs_st dlg_regs;
365 	struct _vcs_dpi_display_ttu_regs_st ttu_regs;
366 	struct _vcs_dpi_display_rq_regs_st rq_regs;
367 	struct _vcs_dpi_display_pipe_dest_params_st pipe_dlg_param;
368 #endif
369 	union pipe_update_flags update_flags;
370 	struct dwbc *dwbc;
371 	struct mcif_wb *mcif_wb;
372 	bool vtp_locked;
373 };
374 
375 struct resource_context {
376 	struct pipe_ctx pipe_ctx[MAX_PIPES];
377 	bool is_stream_enc_acquired[MAX_PIPES * 2];
378 	bool is_audio_acquired[MAX_PIPES];
379 	uint8_t clock_source_ref_count[MAX_CLOCK_SOURCES];
380 	uint8_t dp_clock_source_ref_count;
381 	bool is_dsc_acquired[MAX_PIPES];
382 	/* A table/array of encoder-to-link assignments. One entry per stream.
383 	 * Indexed by stream index in dc_state.
384 	 */
385 	struct link_enc_assignment link_enc_assignments[MAX_PIPES];
386 	/* List of available link encoders. Uses engine ID as encoder identifier. */
387 	enum engine_id link_enc_avail[MAX_DIG_LINK_ENCODERS];
388 #if defined(CONFIG_DRM_AMD_DC_DCN)
389 	bool is_mpc_3dlut_acquired[MAX_PIPES];
390 #endif
391 };
392 
393 struct dce_bw_output {
394 	bool cpuc_state_change_enable;
395 	bool cpup_state_change_enable;
396 	bool stutter_mode_enable;
397 	bool nbp_state_change_enable;
398 	bool all_displays_in_sync;
399 	struct dce_watermarks urgent_wm_ns[MAX_PIPES];
400 	struct dce_watermarks stutter_exit_wm_ns[MAX_PIPES];
401 	struct dce_watermarks stutter_entry_wm_ns[MAX_PIPES];
402 	struct dce_watermarks nbp_state_change_wm_ns[MAX_PIPES];
403 	int sclk_khz;
404 	int sclk_deep_sleep_khz;
405 	int yclk_khz;
406 	int dispclk_khz;
407 	int blackout_recovery_time_us;
408 };
409 
410 struct dcn_bw_writeback {
411 	struct mcif_arb_params mcif_wb_arb[MAX_DWB_PIPES];
412 };
413 
414 struct dcn_bw_output {
415 	struct dc_clocks clk;
416 	struct dcn_watermark_set watermarks;
417 	struct dcn_bw_writeback bw_writeback;
418 };
419 
420 union bw_output {
421 	struct dcn_bw_output dcn;
422 	struct dce_bw_output dce;
423 };
424 
425 struct bw_context {
426 	union bw_output bw;
427 	struct display_mode_lib dml;
428 };
429 /**
430  * struct dc_state - The full description of a state requested by a user
431  *
432  * @streams: Stream properties
433  * @stream_status: The planes on a given stream
434  * @res_ctx: Persistent state of resources
435  * @bw_ctx: The output from bandwidth and watermark calculations and the DML
436  * @pp_display_cfg: PowerPlay clocks and settings
437  * @dcn_bw_vars: non-stack memory to support bandwidth calculations
438  *
439  */
440 struct dc_state {
441 	struct dc_stream_state *streams[MAX_PIPES];
442 	struct dc_stream_status stream_status[MAX_PIPES];
443 	uint8_t stream_count;
444 	uint8_t stream_mask;
445 
446 	struct resource_context res_ctx;
447 
448 	struct bw_context bw_ctx;
449 
450 	/* Note: these are big structures, do *not* put on stack! */
451 	struct dm_pp_display_configuration pp_display_cfg;
452 #ifdef CONFIG_DRM_AMD_DC_DCN
453 	struct dcn_bw_internal_vars dcn_bw_vars;
454 #endif
455 
456 	struct clk_mgr *clk_mgr;
457 
458 	struct kref refcount;
459 
460 	struct {
461 		unsigned int stutter_period_us;
462 	} perf_params;
463 };
464 
465 #endif /* _CORE_TYPES_H_ */
466