1 /*
2 * Copyright 2023 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 /* FILE POLICY AND INTENDED USAGE:
27 * This file provides single entrance to link functionality declared in dc
28 * public headers. The file is intended to be used as a thin translation layer
29 * that directly calls link internal functions without adding new functional
30 * behavior.
31 *
32 * When exporting a new link related dc function, add function declaration in
33 * dc.h with detail interface documentation, then add function implementation
34 * in this file which calls link functions.
35 */
36 #include "link.h"
37 #include "dce/dce_i2c.h"
dc_get_link_at_index(struct dc * dc,uint32_t link_index)38 struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_index)
39 {
40 if (link_index >= MAX_LINKS)
41 return NULL;
42
43 return dc->links[link_index];
44 }
45
dc_get_edp_links(const struct dc * dc,struct dc_link ** edp_links,int * edp_num)46 void dc_get_edp_links(const struct dc *dc,
47 struct dc_link **edp_links,
48 int *edp_num)
49 {
50 int i;
51
52 *edp_num = 0;
53 for (i = 0; i < dc->link_count; i++) {
54 // report any eDP links, even unconnected DDI's
55 if (!dc->links[i])
56 continue;
57 if (dc->links[i]->connector_signal == SIGNAL_TYPE_EDP) {
58 edp_links[*edp_num] = dc->links[i];
59 if (++(*edp_num) == MAX_NUM_EDP)
60 return;
61 }
62 }
63 }
64
dc_get_edp_link_panel_inst(const struct dc * dc,const struct dc_link * link,unsigned int * inst_out)65 bool dc_get_edp_link_panel_inst(const struct dc *dc,
66 const struct dc_link *link,
67 unsigned int *inst_out)
68 {
69 struct dc_link *edp_links[MAX_NUM_EDP];
70 int edp_num, i;
71
72 *inst_out = 0;
73 if (link->connector_signal != SIGNAL_TYPE_EDP)
74 return false;
75 dc_get_edp_links(dc, edp_links, &edp_num);
76 for (i = 0; i < edp_num; i++) {
77 if (link == edp_links[i])
78 break;
79 (*inst_out)++;
80 }
81 return true;
82 }
83
dc_link_detect(struct dc_link * link,enum dc_detect_reason reason)84 bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
85 {
86 return link->dc->link_srv->detect_link(link, reason);
87 }
88
dc_link_detect_connection_type(struct dc_link * link,enum dc_connection_type * type)89 bool dc_link_detect_connection_type(struct dc_link *link,
90 enum dc_connection_type *type)
91 {
92 return link->dc->link_srv->detect_connection_type(link, type);
93 }
94
dc_link_get_status(const struct dc_link * link)95 const struct dc_link_status *dc_link_get_status(const struct dc_link *link)
96 {
97 return link->dc->link_srv->get_status(link);
98 }
99
100 /* return true if the connected receiver supports the hdcp version */
dc_link_is_hdcp14(struct dc_link * link,enum signal_type signal)101 bool dc_link_is_hdcp14(struct dc_link *link, enum signal_type signal)
102 {
103 return link->dc->link_srv->is_hdcp1x_supported(link, signal);
104 }
105
dc_link_is_hdcp22(struct dc_link * link,enum signal_type signal)106 bool dc_link_is_hdcp22(struct dc_link *link, enum signal_type signal)
107 {
108 return link->dc->link_srv->is_hdcp2x_supported(link, signal);
109 }
110
dc_link_clear_dprx_states(struct dc_link * link)111 void dc_link_clear_dprx_states(struct dc_link *link)
112 {
113 link->dc->link_srv->clear_dprx_states(link);
114 }
115
dc_link_reset_cur_dp_mst_topology(struct dc_link * link)116 bool dc_link_reset_cur_dp_mst_topology(struct dc_link *link)
117 {
118 return link->dc->link_srv->reset_cur_dp_mst_topology(link);
119 }
120
dc_link_bandwidth_kbps(const struct dc_link * link,const struct dc_link_settings * link_settings)121 uint32_t dc_link_bandwidth_kbps(
122 const struct dc_link *link,
123 const struct dc_link_settings *link_settings)
124 {
125 return link->dc->link_srv->dp_link_bandwidth_kbps(link, link_settings);
126 }
127
dc_link_required_hblank_size_bytes(const struct dc_link * link,struct dp_audio_bandwidth_params * audio_params)128 uint32_t dc_link_required_hblank_size_bytes(
129 const struct dc_link *link,
130 struct dp_audio_bandwidth_params *audio_params)
131 {
132 return link->dc->link_srv->dp_required_hblank_size_bytes(link,
133 audio_params);
134 }
135
dc_get_cur_link_res_map(const struct dc * dc,uint32_t * map)136 void dc_get_cur_link_res_map(const struct dc *dc, uint32_t *map)
137 {
138 dc->link_srv->get_cur_res_map(dc, map);
139 }
140
dc_restore_link_res_map(const struct dc * dc,uint32_t * map)141 void dc_restore_link_res_map(const struct dc *dc, uint32_t *map)
142 {
143 dc->link_srv->restore_res_map(dc, map);
144 }
145
dc_link_update_dsc_config(struct pipe_ctx * pipe_ctx)146 bool dc_link_update_dsc_config(struct pipe_ctx *pipe_ctx)
147 {
148 struct dc_link *link = pipe_ctx->stream->link;
149
150 return link->dc->link_srv->update_dsc_config(pipe_ctx);
151 }
152
153 struct ddc_service *
dc_get_oem_i2c_device(struct dc * dc)154 dc_get_oem_i2c_device(struct dc *dc)
155 {
156 return dc->res_pool->oem_device;
157 }
158
dc_is_oem_i2c_device_present(struct dc * dc,size_t slave_address)159 bool dc_is_oem_i2c_device_present(
160 struct dc *dc,
161 size_t slave_address)
162 {
163 if (dc->res_pool->oem_device)
164 return dce_i2c_oem_device_present(
165 dc->res_pool,
166 dc->res_pool->oem_device,
167 slave_address);
168
169 return false;
170 }
171
dc_submit_i2c(struct dc * dc,uint32_t link_index,struct i2c_command * cmd)172 bool dc_submit_i2c(
173 struct dc *dc,
174 uint32_t link_index,
175 struct i2c_command *cmd)
176 {
177
178 struct dc_link *link = dc->links[link_index];
179 struct ddc_service *ddc = link->ddc;
180
181 return dce_i2c_submit_command(
182 dc->res_pool,
183 ddc->ddc_pin,
184 cmd);
185 }
186
dc_submit_i2c_oem(struct dc * dc,struct i2c_command * cmd)187 bool dc_submit_i2c_oem(
188 struct dc *dc,
189 struct i2c_command *cmd)
190 {
191 struct ddc_service *ddc = dc->res_pool->oem_device;
192
193 if (ddc)
194 return dce_i2c_submit_command(
195 dc->res_pool,
196 ddc->ddc_pin,
197 cmd);
198
199 return false;
200 }
201
dc_link_dp_handle_automated_test(struct dc_link * link)202 void dc_link_dp_handle_automated_test(struct dc_link *link)
203 {
204 link->dc->link_srv->dp_handle_automated_test(link);
205 }
206
dc_link_dp_set_test_pattern(struct dc_link * link,enum dp_test_pattern test_pattern,enum dp_test_pattern_color_space test_pattern_color_space,const struct link_training_settings * p_link_settings,const unsigned char * p_custom_pattern,unsigned int cust_pattern_size)207 bool dc_link_dp_set_test_pattern(
208 struct dc_link *link,
209 enum dp_test_pattern test_pattern,
210 enum dp_test_pattern_color_space test_pattern_color_space,
211 const struct link_training_settings *p_link_settings,
212 const unsigned char *p_custom_pattern,
213 unsigned int cust_pattern_size)
214 {
215 return link->dc->link_srv->dp_set_test_pattern(link, test_pattern,
216 test_pattern_color_space, p_link_settings,
217 p_custom_pattern, cust_pattern_size);
218 }
219
dc_link_set_drive_settings(struct dc * dc,struct link_training_settings * lt_settings,struct dc_link * link)220 void dc_link_set_drive_settings(struct dc *dc,
221 struct link_training_settings *lt_settings,
222 struct dc_link *link)
223 {
224 struct link_resource link_res;
225
226 dc->link_srv->get_cur_link_res(link, &link_res);
227 dc->link_srv->dp_set_drive_settings(link, &link_res, lt_settings);
228 }
229
dc_link_set_preferred_link_settings(struct dc * dc,struct dc_link_settings * link_setting,struct dc_link * link)230 void dc_link_set_preferred_link_settings(struct dc *dc,
231 struct dc_link_settings *link_setting,
232 struct dc_link *link)
233 {
234 dc->link_srv->dp_set_preferred_link_settings(dc, link_setting, link);
235 }
236
dc_link_set_preferred_training_settings(struct dc * dc,struct dc_link_settings * link_setting,struct dc_link_training_overrides * lt_overrides,struct dc_link * link,bool skip_immediate_retrain)237 void dc_link_set_preferred_training_settings(struct dc *dc,
238 struct dc_link_settings *link_setting,
239 struct dc_link_training_overrides *lt_overrides,
240 struct dc_link *link,
241 bool skip_immediate_retrain)
242 {
243 dc->link_srv->dp_set_preferred_training_settings(dc, link_setting,
244 lt_overrides, link, skip_immediate_retrain);
245 }
246
dc_dp_trace_is_initialized(struct dc_link * link)247 bool dc_dp_trace_is_initialized(struct dc_link *link)
248 {
249 return link->dc->link_srv->dp_trace_is_initialized(link);
250 }
251
dc_dp_trace_set_is_logged_flag(struct dc_link * link,bool in_detection,bool is_logged)252 void dc_dp_trace_set_is_logged_flag(struct dc_link *link,
253 bool in_detection,
254 bool is_logged)
255 {
256 link->dc->link_srv->dp_trace_set_is_logged_flag(link, in_detection, is_logged);
257 }
258
dc_dp_trace_is_logged(struct dc_link * link,bool in_detection)259 bool dc_dp_trace_is_logged(struct dc_link *link, bool in_detection)
260 {
261 return link->dc->link_srv->dp_trace_is_logged(link, in_detection);
262 }
263
dc_dp_trace_get_lt_end_timestamp(struct dc_link * link,bool in_detection)264 unsigned long long dc_dp_trace_get_lt_end_timestamp(struct dc_link *link,
265 bool in_detection)
266 {
267 return link->dc->link_srv->dp_trace_get_lt_end_timestamp(link, in_detection);
268 }
269
dc_dp_trace_get_lt_counts(struct dc_link * link,bool in_detection)270 const struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link,
271 bool in_detection)
272 {
273 return link->dc->link_srv->dp_trace_get_lt_counts(link, in_detection);
274 }
275
dc_dp_trace_get_link_loss_count(struct dc_link * link)276 unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link)
277 {
278 return link->dc->link_srv->dp_trace_get_link_loss_count(link);
279 }
280
dc_link_add_remote_sink(struct dc_link * link,const uint8_t * edid,int len,struct dc_sink_init_data * init_data)281 struct dc_sink *dc_link_add_remote_sink(
282 struct dc_link *link,
283 const uint8_t *edid,
284 int len,
285 struct dc_sink_init_data *init_data)
286 {
287 return link->dc->link_srv->add_remote_sink(link, edid, len, init_data);
288 }
289
dc_link_remove_remote_sink(struct dc_link * link,struct dc_sink * sink)290 void dc_link_remove_remote_sink(struct dc_link *link, struct dc_sink *sink)
291 {
292 link->dc->link_srv->remove_remote_sink(link, sink);
293 }
294
dc_link_aux_transfer_raw(struct ddc_service * ddc,struct aux_payload * payload,enum aux_return_code_type * operation_result)295 int dc_link_aux_transfer_raw(struct ddc_service *ddc,
296 struct aux_payload *payload,
297 enum aux_return_code_type *operation_result)
298 {
299 const struct dc *dc = ddc->link->dc;
300
301 return dc->link_srv->aux_transfer_raw(
302 ddc, payload, operation_result);
303 }
304
dc_link_bw_kbps_from_raw_frl_link_rate_data(const struct dc * dc,uint8_t bw)305 uint32_t dc_link_bw_kbps_from_raw_frl_link_rate_data(const struct dc *dc, uint8_t bw)
306 {
307 return dc->link_srv->bw_kbps_from_raw_frl_link_rate_data(bw);
308 }
309
dc_link_decide_edp_link_settings(struct dc_link * link,struct dc_link_settings * link_setting,uint32_t req_bw)310 bool dc_link_decide_edp_link_settings(struct dc_link *link,
311 struct dc_link_settings *link_setting, uint32_t req_bw)
312 {
313 return link->dc->link_srv->edp_decide_link_settings(link, link_setting, req_bw);
314 }
315
316
dc_link_dp_get_max_link_enc_cap(const struct dc_link * link,struct dc_link_settings * max_link_enc_cap)317 bool dc_link_dp_get_max_link_enc_cap(const struct dc_link *link,
318 struct dc_link_settings *max_link_enc_cap)
319 {
320 return link->dc->link_srv->dp_get_max_link_enc_cap(link, max_link_enc_cap);
321 }
322
dc_link_dp_mst_decide_link_encoding_format(const struct dc_link * link)323 enum dp_link_encoding dc_link_dp_mst_decide_link_encoding_format(
324 const struct dc_link *link)
325 {
326 return link->dc->link_srv->mst_decide_link_encoding_format(link);
327 }
328
dc_link_get_link_cap(const struct dc_link * link)329 const struct dc_link_settings *dc_link_get_link_cap(const struct dc_link *link)
330 {
331 return link->dc->link_srv->dp_get_verified_link_cap(link);
332 }
333
dc_link_get_highest_encoding_format(const struct dc_link * link)334 enum dc_link_encoding_format dc_link_get_highest_encoding_format(const struct dc_link *link)
335 {
336 if (dc_is_dp_signal(link->connector_signal)) {
337 if (link->dpcd_caps.dongle_type >= DISPLAY_DONGLE_DP_DVI_DONGLE &&
338 link->dpcd_caps.dongle_type <= DISPLAY_DONGLE_DP_HDMI_MISMATCHED_DONGLE)
339 return DC_LINK_ENCODING_HDMI_TMDS;
340 else if (link->dc->link_srv->dp_get_encoding_format(&link->verified_link_cap) ==
341 DP_8b_10b_ENCODING)
342 return DC_LINK_ENCODING_DP_8b_10b;
343 else if (link->dc->link_srv->dp_get_encoding_format(&link->verified_link_cap) ==
344 DP_128b_132b_ENCODING)
345 return DC_LINK_ENCODING_DP_128b_132b;
346 } else if (dc_is_hdmi_signal(link->connector_signal)) {
347 }
348
349 return DC_LINK_ENCODING_UNSPECIFIED;
350 }
351
dc_link_is_dp_sink_present(struct dc_link * link)352 bool dc_link_is_dp_sink_present(struct dc_link *link)
353 {
354 return link->dc->link_srv->dp_is_sink_present(link);
355 }
356
dc_link_is_fec_supported(const struct dc_link * link)357 bool dc_link_is_fec_supported(const struct dc_link *link)
358 {
359 return link->dc->link_srv->dp_is_fec_supported(link);
360 }
361
dc_link_overwrite_extended_receiver_cap(struct dc_link * link)362 void dc_link_overwrite_extended_receiver_cap(
363 struct dc_link *link)
364 {
365 link->dc->link_srv->dp_overwrite_extended_receiver_cap(link);
366 }
367
dc_link_should_enable_fec(const struct dc_link * link)368 bool dc_link_should_enable_fec(const struct dc_link *link)
369 {
370 return link->dc->link_srv->dp_should_enable_fec(link);
371 }
372
dc_link_dp_dpia_handle_usb4_bandwidth_allocation_for_link(struct dc_link * link,int peak_bw)373 void dc_link_dp_dpia_handle_usb4_bandwidth_allocation_for_link(
374 struct dc_link *link, int peak_bw)
375 {
376 link->dc->link_srv->dpia_handle_usb4_bandwidth_allocation_for_link(link, peak_bw);
377 }
378
dc_link_check_link_loss_status(struct dc_link * link,union hpd_irq_data * hpd_irq_dpcd_data)379 bool dc_link_check_link_loss_status(
380 struct dc_link *link,
381 union hpd_irq_data *hpd_irq_dpcd_data)
382 {
383 return link->dc->link_srv->dp_parse_link_loss_status(link, hpd_irq_dpcd_data);
384 }
385
dc_link_dp_allow_hpd_rx_irq(const struct dc_link * link)386 bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link)
387 {
388 return link->dc->link_srv->dp_should_allow_hpd_rx_irq(link);
389 }
390
dc_link_dp_handle_link_loss(struct dc_link * link)391 void dc_link_dp_handle_link_loss(struct dc_link *link)
392 {
393 link->dc->link_srv->dp_handle_link_loss(link);
394 }
395
dc_link_dp_read_hpd_rx_irq_data(struct dc_link * link,union hpd_irq_data * irq_data)396 enum dc_status dc_link_dp_read_hpd_rx_irq_data(
397 struct dc_link *link,
398 union hpd_irq_data *irq_data)
399 {
400 return link->dc->link_srv->dp_read_hpd_rx_irq_data(link, irq_data);
401 }
402
dc_link_handle_hpd_rx_irq(struct dc_link * link,union hpd_irq_data * out_hpd_irq_dpcd_data,bool * out_link_loss,bool defer_handling,bool * has_left_work)403 bool dc_link_handle_hpd_rx_irq(struct dc_link *link,
404 union hpd_irq_data *out_hpd_irq_dpcd_data, bool *out_link_loss,
405 bool defer_handling, bool *has_left_work)
406 {
407 return link->dc->link_srv->dp_handle_hpd_rx_irq(link, out_hpd_irq_dpcd_data,
408 out_link_loss, defer_handling, has_left_work);
409 }
410
dc_link_dp_receiver_power_ctrl(struct dc_link * link,bool on)411 void dc_link_dp_receiver_power_ctrl(struct dc_link *link, bool on)
412 {
413 link->dc->link_srv->dpcd_write_rx_power_ctrl(link, on);
414 }
415
dc_link_decide_lttpr_mode(struct dc_link * link,struct dc_link_settings * link_setting)416 enum lttpr_mode dc_link_decide_lttpr_mode(struct dc_link *link,
417 struct dc_link_settings *link_setting)
418 {
419 return link->dc->link_srv->dp_decide_lttpr_mode(link, link_setting);
420 }
421
dc_link_edp_panel_backlight_power_on(struct dc_link * link,bool wait_for_hpd)422 void dc_link_edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd)
423 {
424 link->dc->link_srv->edp_panel_backlight_power_on(link, wait_for_hpd);
425 }
426
dc_link_get_backlight_level(const struct dc_link * link)427 int dc_link_get_backlight_level(const struct dc_link *link)
428 {
429 return link->dc->link_srv->edp_get_backlight_level(link);
430 }
431
dc_link_get_backlight_level_nits(struct dc_link * link,uint32_t * backlight_millinits_avg,uint32_t * backlight_millinits_peak)432 bool dc_link_get_backlight_level_nits(struct dc_link *link,
433 uint32_t *backlight_millinits_avg,
434 uint32_t *backlight_millinits_peak)
435 {
436 return link->dc->link_srv->edp_get_backlight_level_nits(link,
437 backlight_millinits_avg,
438 backlight_millinits_peak);
439 }
440
dc_link_set_backlight_level(const struct dc_link * link,struct set_backlight_level_params * backlight_level_params)441 bool dc_link_set_backlight_level(const struct dc_link *link,
442 struct set_backlight_level_params *backlight_level_params)
443 {
444 return link->dc->link_srv->edp_set_backlight_level(link,
445 backlight_level_params);
446 }
447
dc_link_set_backlight_level_nits(struct dc_link * link,bool isHDR,uint32_t backlight_millinits,uint32_t transition_time_in_ms)448 bool dc_link_set_backlight_level_nits(struct dc_link *link,
449 bool isHDR,
450 uint32_t backlight_millinits,
451 uint32_t transition_time_in_ms)
452 {
453 return link->dc->link_srv->edp_set_backlight_level_nits(link, isHDR,
454 backlight_millinits, transition_time_in_ms);
455 }
456
dc_link_get_target_backlight_pwm(const struct dc_link * link)457 int dc_link_get_target_backlight_pwm(const struct dc_link *link)
458 {
459 return link->dc->link_srv->edp_get_target_backlight_pwm(link);
460 }
461
dc_link_get_psr_state(const struct dc_link * link,enum dc_psr_state * state)462 bool dc_link_get_psr_state(const struct dc_link *link, enum dc_psr_state *state)
463 {
464 return link->dc->link_srv->edp_get_psr_state(link, state);
465 }
466
dc_link_set_psr_allow_active(struct dc_link * link,const bool * allow_active,bool wait,bool force_static,const unsigned int * power_opts)467 bool dc_link_set_psr_allow_active(struct dc_link *link, const bool *allow_active,
468 bool wait, bool force_static, const unsigned int *power_opts)
469 {
470 return link->dc->link_srv->edp_set_psr_allow_active(link, allow_active, wait,
471 force_static, power_opts);
472 }
473
dc_link_setup_psr(struct dc_link * link,const struct dc_stream_state * stream,struct psr_config * psr_config,struct psr_context * psr_context)474 bool dc_link_setup_psr(struct dc_link *link,
475 const struct dc_stream_state *stream, struct psr_config *psr_config,
476 struct psr_context *psr_context)
477 {
478 return link->dc->link_srv->edp_setup_psr(link, stream, psr_config, psr_context);
479 }
480
dc_link_set_replay_allow_active(struct dc_link * link,const bool * allow_active,bool wait,bool force_static,const unsigned int * power_opts)481 bool dc_link_set_replay_allow_active(struct dc_link *link, const bool *allow_active,
482 bool wait, bool force_static, const unsigned int *power_opts)
483 {
484 return link->dc->link_srv->edp_set_replay_allow_active(link, allow_active, wait,
485 force_static, power_opts);
486 }
487
dc_link_get_replay_state(const struct dc_link * link,uint64_t * state)488 bool dc_link_get_replay_state(const struct dc_link *link, uint64_t *state)
489 {
490 return link->dc->link_srv->edp_get_replay_state(link, state);
491 }
492
dc_link_wait_for_t12(struct dc_link * link)493 bool dc_link_wait_for_t12(struct dc_link *link)
494 {
495 return link->dc->link_srv->edp_wait_for_t12(link);
496 }
497
dc_link_get_hpd_state(struct dc_link * link)498 bool dc_link_get_hpd_state(struct dc_link *link)
499 {
500 return link->dc->link_srv->get_hpd_state(link);
501 }
502
dc_link_enable_hpd(const struct dc_link * link)503 void dc_link_enable_hpd(const struct dc_link *link)
504 {
505 link->dc->link_srv->enable_hpd(link);
506 }
507
dc_link_disable_hpd(const struct dc_link * link)508 void dc_link_disable_hpd(const struct dc_link *link)
509 {
510 link->dc->link_srv->disable_hpd(link);
511 }
512
dc_link_enable_hpd_filter(struct dc_link * link,bool enable)513 void dc_link_enable_hpd_filter(struct dc_link *link, bool enable)
514 {
515 link->dc->link_srv->enable_hpd_filter(link, enable);
516 }
517
dc_link_dp_dpia_validate(struct dc * dc,const struct dc_stream_state * streams,const unsigned int count)518 bool dc_link_dp_dpia_validate(struct dc *dc, const struct dc_stream_state *streams, const unsigned int count)
519 {
520 return dc->link_srv->validate_dpia_bandwidth(streams, count);
521 }
522