1 /*
2 * Copyright 2019 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 #include "dc.h"
27 #include "dc_dmub_srv.h"
28 #include "../dmub/dmub_srv.h"
29 #include "dm_helpers.h"
30 #include "dc_hw_types.h"
31 #include "core_types.h"
32 #include "../basics/conversion.h"
33 #include "cursor_reg_cache.h"
34 #include "resource.h"
35
36 #define CTX dc_dmub_srv->ctx
37 #define DC_LOGGER CTX->logger
38
dc_dmub_srv_construct(struct dc_dmub_srv * dc_srv,struct dc * dc,struct dmub_srv * dmub)39 static void dc_dmub_srv_construct(struct dc_dmub_srv *dc_srv, struct dc *dc,
40 struct dmub_srv *dmub)
41 {
42 dc_srv->dmub = dmub;
43 dc_srv->ctx = dc->ctx;
44 }
45
dc_dmub_srv_create(struct dc * dc,struct dmub_srv * dmub)46 struct dc_dmub_srv *dc_dmub_srv_create(struct dc *dc, struct dmub_srv *dmub)
47 {
48 struct dc_dmub_srv *dc_srv =
49 kzalloc(sizeof(struct dc_dmub_srv), GFP_KERNEL);
50
51 if (dc_srv == NULL) {
52 BREAK_TO_DEBUGGER();
53 return NULL;
54 }
55
56 dc_dmub_srv_construct(dc_srv, dc, dmub);
57
58 return dc_srv;
59 }
60
dc_dmub_srv_destroy(struct dc_dmub_srv ** dmub_srv)61 void dc_dmub_srv_destroy(struct dc_dmub_srv **dmub_srv)
62 {
63 if (*dmub_srv) {
64 kfree(*dmub_srv);
65 *dmub_srv = NULL;
66 }
67 }
68
dc_dmub_srv_wait_idle(struct dc_dmub_srv * dc_dmub_srv)69 void dc_dmub_srv_wait_idle(struct dc_dmub_srv *dc_dmub_srv)
70 {
71 struct dmub_srv *dmub = dc_dmub_srv->dmub;
72 struct dc_context *dc_ctx = dc_dmub_srv->ctx;
73 enum dmub_status status;
74
75 status = dmub_srv_wait_for_idle(dmub, 100000);
76 if (status != DMUB_STATUS_OK) {
77 DC_ERROR("Error waiting for DMUB idle: status=%d\n", status);
78 dc_dmub_srv_log_diagnostic_data(dc_dmub_srv);
79 }
80 }
81
dc_dmub_srv_clear_inbox0_ack(struct dc_dmub_srv * dmub_srv)82 void dc_dmub_srv_clear_inbox0_ack(struct dc_dmub_srv *dmub_srv)
83 {
84 struct dmub_srv *dmub = dmub_srv->dmub;
85 struct dc_context *dc_ctx = dmub_srv->ctx;
86 enum dmub_status status = DMUB_STATUS_OK;
87
88 status = dmub_srv_clear_inbox0_ack(dmub);
89 if (status != DMUB_STATUS_OK) {
90 DC_ERROR("Error clearing INBOX0 ack: status=%d\n", status);
91 dc_dmub_srv_log_diagnostic_data(dmub_srv);
92 }
93 }
94
dc_dmub_srv_wait_for_inbox0_ack(struct dc_dmub_srv * dmub_srv)95 void dc_dmub_srv_wait_for_inbox0_ack(struct dc_dmub_srv *dmub_srv)
96 {
97 struct dmub_srv *dmub = dmub_srv->dmub;
98 struct dc_context *dc_ctx = dmub_srv->ctx;
99 enum dmub_status status = DMUB_STATUS_OK;
100
101 status = dmub_srv_wait_for_inbox0_ack(dmub, 100000);
102 if (status != DMUB_STATUS_OK) {
103 DC_ERROR("Error waiting for INBOX0 HW Lock Ack\n");
104 dc_dmub_srv_log_diagnostic_data(dmub_srv);
105 }
106 }
107
dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv * dmub_srv,union dmub_inbox0_data_register data)108 void dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
109 union dmub_inbox0_data_register data)
110 {
111 struct dmub_srv *dmub = dmub_srv->dmub;
112 struct dc_context *dc_ctx = dmub_srv->ctx;
113 enum dmub_status status = DMUB_STATUS_OK;
114
115 status = dmub_srv_send_inbox0_cmd(dmub, data);
116 if (status != DMUB_STATUS_OK) {
117 DC_ERROR("Error sending INBOX0 cmd\n");
118 dc_dmub_srv_log_diagnostic_data(dmub_srv);
119 }
120 }
121
dc_dmub_srv_cmd_run(struct dc_dmub_srv * dc_dmub_srv,union dmub_rb_cmd * cmd,enum dm_dmub_wait_type wait_type)122 bool dc_dmub_srv_cmd_run(struct dc_dmub_srv *dc_dmub_srv, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type)
123 {
124 return dc_dmub_srv_cmd_run_list(dc_dmub_srv, 1, cmd, wait_type);
125 }
126
dc_dmub_srv_cmd_run_list(struct dc_dmub_srv * dc_dmub_srv,unsigned int count,union dmub_rb_cmd * cmd_list,enum dm_dmub_wait_type wait_type)127 bool dc_dmub_srv_cmd_run_list(struct dc_dmub_srv *dc_dmub_srv, unsigned int count, union dmub_rb_cmd *cmd_list, enum dm_dmub_wait_type wait_type)
128 {
129 struct dc_context *dc_ctx;
130 struct dmub_srv *dmub;
131 enum dmub_status status;
132 int i;
133
134 if (!dc_dmub_srv || !dc_dmub_srv->dmub)
135 return false;
136
137 dc_ctx = dc_dmub_srv->ctx;
138 dmub = dc_dmub_srv->dmub;
139
140 for (i = 0 ; i < count; i++) {
141 // Queue command
142 status = dmub_srv_cmd_queue(dmub, &cmd_list[i]);
143
144 if (status == DMUB_STATUS_QUEUE_FULL) {
145 /* Execute and wait for queue to become empty again. */
146 dmub_srv_cmd_execute(dmub);
147 dmub_srv_wait_for_idle(dmub, 100000);
148
149 /* Requeue the command. */
150 status = dmub_srv_cmd_queue(dmub, &cmd_list[i]);
151 }
152
153 if (status != DMUB_STATUS_OK) {
154 DC_ERROR("Error queueing DMUB command: status=%d\n", status);
155 dc_dmub_srv_log_diagnostic_data(dc_dmub_srv);
156 return false;
157 }
158 }
159
160 status = dmub_srv_cmd_execute(dmub);
161 if (status != DMUB_STATUS_OK) {
162 DC_ERROR("Error starting DMUB execution: status=%d\n", status);
163 dc_dmub_srv_log_diagnostic_data(dc_dmub_srv);
164 return false;
165 }
166
167 // Wait for DMUB to process command
168 if (wait_type != DM_DMUB_WAIT_TYPE_NO_WAIT) {
169 status = dmub_srv_wait_for_idle(dmub, 100000);
170
171 if (status != DMUB_STATUS_OK) {
172 DC_LOG_DEBUG("No reply for DMUB command: status=%d\n", status);
173 dc_dmub_srv_log_diagnostic_data(dc_dmub_srv);
174 return false;
175 }
176
177 // Copy data back from ring buffer into command
178 if (wait_type == DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY)
179 dmub_rb_get_return_data(&dmub->inbox1_rb, cmd_list);
180 }
181
182 return true;
183 }
184
dc_dmub_srv_optimized_init_done(struct dc_dmub_srv * dc_dmub_srv)185 bool dc_dmub_srv_optimized_init_done(struct dc_dmub_srv *dc_dmub_srv)
186 {
187 struct dmub_srv *dmub;
188 struct dc_context *dc_ctx;
189 union dmub_fw_boot_status boot_status;
190 enum dmub_status status;
191
192 if (!dc_dmub_srv || !dc_dmub_srv->dmub)
193 return false;
194
195 dmub = dc_dmub_srv->dmub;
196 dc_ctx = dc_dmub_srv->ctx;
197
198 status = dmub_srv_get_fw_boot_status(dmub, &boot_status);
199 if (status != DMUB_STATUS_OK) {
200 DC_ERROR("Error querying DMUB boot status: error=%d\n", status);
201 return false;
202 }
203
204 return boot_status.bits.optimized_init_done;
205 }
206
dc_dmub_srv_notify_stream_mask(struct dc_dmub_srv * dc_dmub_srv,unsigned int stream_mask)207 bool dc_dmub_srv_notify_stream_mask(struct dc_dmub_srv *dc_dmub_srv,
208 unsigned int stream_mask)
209 {
210 struct dmub_srv *dmub;
211 const uint32_t timeout = 30;
212
213 if (!dc_dmub_srv || !dc_dmub_srv->dmub)
214 return false;
215
216 dmub = dc_dmub_srv->dmub;
217
218 return dmub_srv_send_gpint_command(
219 dmub, DMUB_GPINT__IDLE_OPT_NOTIFY_STREAM_MASK,
220 stream_mask, timeout) == DMUB_STATUS_OK;
221 }
222
dc_dmub_srv_is_restore_required(struct dc_dmub_srv * dc_dmub_srv)223 bool dc_dmub_srv_is_restore_required(struct dc_dmub_srv *dc_dmub_srv)
224 {
225 struct dmub_srv *dmub;
226 struct dc_context *dc_ctx;
227 union dmub_fw_boot_status boot_status;
228 enum dmub_status status;
229
230 if (!dc_dmub_srv || !dc_dmub_srv->dmub)
231 return false;
232
233 dmub = dc_dmub_srv->dmub;
234 dc_ctx = dc_dmub_srv->ctx;
235
236 status = dmub_srv_get_fw_boot_status(dmub, &boot_status);
237 if (status != DMUB_STATUS_OK) {
238 DC_ERROR("Error querying DMUB boot status: error=%d\n", status);
239 return false;
240 }
241
242 return boot_status.bits.restore_required;
243 }
244
dc_dmub_srv_get_dmub_outbox0_msg(const struct dc * dc,struct dmcub_trace_buf_entry * entry)245 bool dc_dmub_srv_get_dmub_outbox0_msg(const struct dc *dc, struct dmcub_trace_buf_entry *entry)
246 {
247 struct dmub_srv *dmub = dc->ctx->dmub_srv->dmub;
248 return dmub_srv_get_outbox0_msg(dmub, entry);
249 }
250
dc_dmub_trace_event_control(struct dc * dc,bool enable)251 void dc_dmub_trace_event_control(struct dc *dc, bool enable)
252 {
253 dm_helpers_dmub_outbox_interrupt_control(dc->ctx, enable);
254 }
255
dc_dmub_srv_drr_update_cmd(struct dc * dc,uint32_t tg_inst,uint32_t vtotal_min,uint32_t vtotal_max)256 void dc_dmub_srv_drr_update_cmd(struct dc *dc, uint32_t tg_inst, uint32_t vtotal_min, uint32_t vtotal_max)
257 {
258 union dmub_rb_cmd cmd = { 0 };
259
260 cmd.drr_update.header.type = DMUB_CMD__FW_ASSISTED_MCLK_SWITCH;
261 cmd.drr_update.header.sub_type = DMUB_CMD__FAMS_DRR_UPDATE;
262 cmd.drr_update.dmub_optc_state_req.v_total_max = vtotal_max;
263 cmd.drr_update.dmub_optc_state_req.v_total_min = vtotal_min;
264 cmd.drr_update.dmub_optc_state_req.tg_inst = tg_inst;
265
266 cmd.drr_update.header.payload_bytes = sizeof(cmd.drr_update) - sizeof(cmd.drr_update.header);
267
268 // Send the command to the DMCUB.
269 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
270 }
271
dc_dmub_srv_set_drr_manual_trigger_cmd(struct dc * dc,uint32_t tg_inst)272 void dc_dmub_srv_set_drr_manual_trigger_cmd(struct dc *dc, uint32_t tg_inst)
273 {
274 union dmub_rb_cmd cmd = { 0 };
275
276 cmd.drr_update.header.type = DMUB_CMD__FW_ASSISTED_MCLK_SWITCH;
277 cmd.drr_update.header.sub_type = DMUB_CMD__FAMS_SET_MANUAL_TRIGGER;
278 cmd.drr_update.dmub_optc_state_req.tg_inst = tg_inst;
279
280 cmd.drr_update.header.payload_bytes = sizeof(cmd.drr_update) - sizeof(cmd.drr_update.header);
281
282 // Send the command to the DMCUB.
283 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
284 }
285
dc_dmub_srv_get_pipes_for_stream(struct dc * dc,struct dc_stream_state * stream)286 static uint8_t dc_dmub_srv_get_pipes_for_stream(struct dc *dc, struct dc_stream_state *stream)
287 {
288 uint8_t pipes = 0;
289 int i = 0;
290
291 for (i = 0; i < MAX_PIPES; i++) {
292 struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
293
294 if (pipe->stream == stream && pipe->stream_res.tg)
295 pipes = i;
296 }
297 return pipes;
298 }
299
dc_dmub_srv_populate_fams_pipe_info(struct dc * dc,struct dc_state * context,struct pipe_ctx * head_pipe,struct dmub_cmd_fw_assisted_mclk_switch_pipe_data * fams_pipe_data)300 static void dc_dmub_srv_populate_fams_pipe_info(struct dc *dc, struct dc_state *context,
301 struct pipe_ctx *head_pipe,
302 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data *fams_pipe_data)
303 {
304 int j;
305 int pipe_idx = 0;
306
307 fams_pipe_data->pipe_index[pipe_idx++] = head_pipe->plane_res.hubp->inst;
308 for (j = 0; j < dc->res_pool->pipe_count; j++) {
309 struct pipe_ctx *split_pipe = &context->res_ctx.pipe_ctx[j];
310
311 if (split_pipe->stream == head_pipe->stream && (split_pipe->top_pipe || split_pipe->prev_odm_pipe)) {
312 fams_pipe_data->pipe_index[pipe_idx++] = split_pipe->plane_res.hubp->inst;
313 }
314 }
315 fams_pipe_data->pipe_count = pipe_idx;
316 }
317
dc_dmub_srv_p_state_delegate(struct dc * dc,bool should_manage_pstate,struct dc_state * context)318 bool dc_dmub_srv_p_state_delegate(struct dc *dc, bool should_manage_pstate, struct dc_state *context)
319 {
320 union dmub_rb_cmd cmd = { 0 };
321 struct dmub_cmd_fw_assisted_mclk_switch_config *config_data = &cmd.fw_assisted_mclk_switch.config_data;
322 int i = 0, k = 0;
323 int ramp_up_num_steps = 1; // TODO: Ramp is currently disabled. Reenable it.
324 uint8_t visual_confirm_enabled;
325 int pipe_idx = 0;
326
327 if (dc == NULL)
328 return false;
329
330 visual_confirm_enabled = dc->debug.visual_confirm == VISUAL_CONFIRM_FAMS;
331
332 // Format command.
333 cmd.fw_assisted_mclk_switch.header.type = DMUB_CMD__FW_ASSISTED_MCLK_SWITCH;
334 cmd.fw_assisted_mclk_switch.header.sub_type = DMUB_CMD__FAMS_SETUP_FW_CTRL;
335 cmd.fw_assisted_mclk_switch.config_data.fams_enabled = should_manage_pstate;
336 cmd.fw_assisted_mclk_switch.config_data.visual_confirm_enabled = visual_confirm_enabled;
337
338 if (should_manage_pstate) {
339 for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
340 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
341
342 if (!pipe->stream)
343 continue;
344
345 /* If FAMS is being used to support P-State and there is a stream
346 * that does not use FAMS, we are in an FPO + VActive scenario.
347 * Assign vactive stretch margin in this case.
348 */
349 if (!pipe->stream->fpo_in_use) {
350 cmd.fw_assisted_mclk_switch.config_data.vactive_stretch_margin_us = dc->debug.fpo_vactive_margin_us;
351 break;
352 }
353 pipe_idx++;
354 }
355 }
356
357 for (i = 0, k = 0; context && i < dc->res_pool->pipe_count; i++) {
358 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
359
360 if (resource_is_pipe_type(pipe, OTG_MASTER) && pipe->stream->fpo_in_use) {
361 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
362 uint8_t min_refresh_in_hz = (pipe->stream->timing.min_refresh_in_uhz + 999999) / 1000000;
363
364 config_data->pipe_data[k].pix_clk_100hz = pipe->stream->timing.pix_clk_100hz;
365 config_data->pipe_data[k].min_refresh_in_hz = min_refresh_in_hz;
366 config_data->pipe_data[k].max_ramp_step = ramp_up_num_steps;
367 config_data->pipe_data[k].pipes = dc_dmub_srv_get_pipes_for_stream(dc, pipe->stream);
368 dc_dmub_srv_populate_fams_pipe_info(dc, context, pipe, &config_data->pipe_data[k]);
369 k++;
370 }
371 }
372 cmd.fw_assisted_mclk_switch.header.payload_bytes =
373 sizeof(cmd.fw_assisted_mclk_switch) - sizeof(cmd.fw_assisted_mclk_switch.header);
374
375 // Send the command to the DMCUB.
376 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
377
378 return true;
379 }
380
dc_dmub_srv_query_caps_cmd(struct dc_dmub_srv * dc_dmub_srv)381 void dc_dmub_srv_query_caps_cmd(struct dc_dmub_srv *dc_dmub_srv)
382 {
383 union dmub_rb_cmd cmd = { 0 };
384
385 if (dc_dmub_srv->ctx->dc->debug.dmcub_emulation)
386 return;
387
388 memset(&cmd, 0, sizeof(cmd));
389
390 /* Prepare fw command */
391 cmd.query_feature_caps.header.type = DMUB_CMD__QUERY_FEATURE_CAPS;
392 cmd.query_feature_caps.header.sub_type = 0;
393 cmd.query_feature_caps.header.ret_status = 1;
394 cmd.query_feature_caps.header.payload_bytes = sizeof(struct dmub_cmd_query_feature_caps_data);
395
396 /* If command was processed, copy feature caps to dmub srv */
397 if (dm_execute_dmub_cmd(dc_dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) &&
398 cmd.query_feature_caps.header.ret_status == 0) {
399 memcpy(&dc_dmub_srv->dmub->feature_caps,
400 &cmd.query_feature_caps.query_feature_caps_data,
401 sizeof(struct dmub_feature_caps));
402 }
403 }
404
dc_dmub_srv_get_visual_confirm_color_cmd(struct dc * dc,struct pipe_ctx * pipe_ctx)405 void dc_dmub_srv_get_visual_confirm_color_cmd(struct dc *dc, struct pipe_ctx *pipe_ctx)
406 {
407 union dmub_rb_cmd cmd = { 0 };
408 unsigned int panel_inst = 0;
409
410 dc_get_edp_link_panel_inst(dc, pipe_ctx->stream->link, &panel_inst);
411
412 memset(&cmd, 0, sizeof(cmd));
413
414 // Prepare fw command
415 cmd.visual_confirm_color.header.type = DMUB_CMD__GET_VISUAL_CONFIRM_COLOR;
416 cmd.visual_confirm_color.header.sub_type = 0;
417 cmd.visual_confirm_color.header.ret_status = 1;
418 cmd.visual_confirm_color.header.payload_bytes = sizeof(struct dmub_cmd_visual_confirm_color_data);
419 cmd.visual_confirm_color.visual_confirm_color_data.visual_confirm_color.panel_inst = panel_inst;
420
421 // If command was processed, copy feature caps to dmub srv
422 if (dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) &&
423 cmd.visual_confirm_color.header.ret_status == 0) {
424 memcpy(&dc->ctx->dmub_srv->dmub->visual_confirm_color,
425 &cmd.visual_confirm_color.visual_confirm_color_data,
426 sizeof(struct dmub_visual_confirm_color));
427 }
428 }
429
430 /**
431 * populate_subvp_cmd_drr_info - Helper to populate DRR pipe info for the DMCUB subvp command
432 *
433 * @dc: [in] current dc state
434 * @subvp_pipe: [in] pipe_ctx for the SubVP pipe
435 * @vblank_pipe: [in] pipe_ctx for the DRR pipe
436 * @pipe_data: [in] Pipe data which stores the VBLANK/DRR info
437 *
438 * Populate the DMCUB SubVP command with DRR pipe info. All the information
439 * required for calculating the SubVP + DRR microschedule is populated here.
440 *
441 * High level algorithm:
442 * 1. Get timing for SubVP pipe, phantom pipe, and DRR pipe
443 * 2. Calculate the min and max vtotal which supports SubVP + DRR microschedule
444 * 3. Populate the drr_info with the min and max supported vtotal values
445 */
populate_subvp_cmd_drr_info(struct dc * dc,struct pipe_ctx * subvp_pipe,struct pipe_ctx * vblank_pipe,struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 * pipe_data)446 static void populate_subvp_cmd_drr_info(struct dc *dc,
447 struct pipe_ctx *subvp_pipe,
448 struct pipe_ctx *vblank_pipe,
449 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 *pipe_data)
450 {
451 struct dc_crtc_timing *main_timing = &subvp_pipe->stream->timing;
452 struct dc_crtc_timing *phantom_timing = &subvp_pipe->stream->mall_stream_config.paired_stream->timing;
453 struct dc_crtc_timing *drr_timing = &vblank_pipe->stream->timing;
454 uint16_t drr_frame_us = 0;
455 uint16_t min_drr_supported_us = 0;
456 uint16_t max_drr_supported_us = 0;
457 uint16_t max_drr_vblank_us = 0;
458 uint16_t max_drr_mallregion_us = 0;
459 uint16_t mall_region_us = 0;
460 uint16_t prefetch_us = 0;
461 uint16_t subvp_active_us = 0;
462 uint16_t drr_active_us = 0;
463 uint16_t min_vtotal_supported = 0;
464 uint16_t max_vtotal_supported = 0;
465
466 pipe_data->pipe_config.vblank_data.drr_info.drr_in_use = true;
467 pipe_data->pipe_config.vblank_data.drr_info.use_ramping = false; // for now don't use ramping
468 pipe_data->pipe_config.vblank_data.drr_info.drr_window_size_ms = 4; // hardcode 4ms DRR window for now
469
470 drr_frame_us = div64_u64(((uint64_t)drr_timing->v_total * drr_timing->h_total * 1000000),
471 (((uint64_t)drr_timing->pix_clk_100hz * 100)));
472 // P-State allow width and FW delays already included phantom_timing->v_addressable
473 mall_region_us = div64_u64(((uint64_t)phantom_timing->v_addressable * phantom_timing->h_total * 1000000),
474 (((uint64_t)phantom_timing->pix_clk_100hz * 100)));
475 min_drr_supported_us = drr_frame_us + mall_region_us + SUBVP_DRR_MARGIN_US;
476 min_vtotal_supported = div64_u64(((uint64_t)drr_timing->pix_clk_100hz * 100 * min_drr_supported_us),
477 (((uint64_t)drr_timing->h_total * 1000000)));
478
479 prefetch_us = div64_u64(((uint64_t)(phantom_timing->v_total - phantom_timing->v_front_porch) * phantom_timing->h_total * 1000000),
480 (((uint64_t)phantom_timing->pix_clk_100hz * 100) + dc->caps.subvp_prefetch_end_to_mall_start_us));
481 subvp_active_us = div64_u64(((uint64_t)main_timing->v_addressable * main_timing->h_total * 1000000),
482 (((uint64_t)main_timing->pix_clk_100hz * 100)));
483 drr_active_us = div64_u64(((uint64_t)drr_timing->v_addressable * drr_timing->h_total * 1000000),
484 (((uint64_t)drr_timing->pix_clk_100hz * 100)));
485 max_drr_vblank_us = div64_u64((subvp_active_us - prefetch_us -
486 dc->caps.subvp_fw_processing_delay_us - drr_active_us), 2) + drr_active_us;
487 max_drr_mallregion_us = subvp_active_us - prefetch_us - mall_region_us - dc->caps.subvp_fw_processing_delay_us;
488 max_drr_supported_us = max_drr_vblank_us > max_drr_mallregion_us ? max_drr_vblank_us : max_drr_mallregion_us;
489 max_vtotal_supported = div64_u64(((uint64_t)drr_timing->pix_clk_100hz * 100 * max_drr_supported_us),
490 (((uint64_t)drr_timing->h_total * 1000000)));
491
492 /* When calculating the max vtotal supported for SubVP + DRR cases, add
493 * margin due to possible rounding errors (being off by 1 line in the
494 * FW calculation can incorrectly push the P-State switch to wait 1 frame
495 * longer).
496 */
497 max_vtotal_supported = max_vtotal_supported - dc->caps.subvp_drr_max_vblank_margin_us;
498
499 pipe_data->pipe_config.vblank_data.drr_info.min_vtotal_supported = min_vtotal_supported;
500 pipe_data->pipe_config.vblank_data.drr_info.max_vtotal_supported = max_vtotal_supported;
501 pipe_data->pipe_config.vblank_data.drr_info.drr_vblank_start_margin = dc->caps.subvp_drr_vblank_start_margin_us;
502 }
503
504 /**
505 * populate_subvp_cmd_vblank_pipe_info - Helper to populate VBLANK pipe info for the DMUB subvp command
506 *
507 * @dc: [in] current dc state
508 * @context: [in] new dc state
509 * @cmd: [in] DMUB cmd to be populated with SubVP info
510 * @vblank_pipe: [in] pipe_ctx for the VBLANK pipe
511 * @cmd_pipe_index: [in] index for the pipe array in DMCUB SubVP cmd
512 *
513 * Populate the DMCUB SubVP command with VBLANK pipe info. All the information
514 * required to calculate the microschedule for SubVP + VBLANK case is stored in
515 * the pipe_data (subvp_data and vblank_data). Also check if the VBLANK pipe
516 * is a DRR display -- if it is make a call to populate drr_info.
517 */
populate_subvp_cmd_vblank_pipe_info(struct dc * dc,struct dc_state * context,union dmub_rb_cmd * cmd,struct pipe_ctx * vblank_pipe,uint8_t cmd_pipe_index)518 static void populate_subvp_cmd_vblank_pipe_info(struct dc *dc,
519 struct dc_state *context,
520 union dmub_rb_cmd *cmd,
521 struct pipe_ctx *vblank_pipe,
522 uint8_t cmd_pipe_index)
523 {
524 uint32_t i;
525 struct pipe_ctx *pipe = NULL;
526 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 *pipe_data =
527 &cmd->fw_assisted_mclk_switch_v2.config_data.pipe_data[cmd_pipe_index];
528
529 // Find the SubVP pipe
530 for (i = 0; i < dc->res_pool->pipe_count; i++) {
531 pipe = &context->res_ctx.pipe_ctx[i];
532
533 // We check for master pipe, but it shouldn't matter since we only need
534 // the pipe for timing info (stream should be same for any pipe splits)
535 if (!resource_is_pipe_type(pipe, OTG_MASTER) ||
536 !resource_is_pipe_type(pipe, DPP_PIPE))
537 continue;
538
539 // Find the SubVP pipe
540 if (pipe->stream->mall_stream_config.type == SUBVP_MAIN)
541 break;
542 }
543
544 pipe_data->mode = VBLANK;
545 pipe_data->pipe_config.vblank_data.pix_clk_100hz = vblank_pipe->stream->timing.pix_clk_100hz;
546 pipe_data->pipe_config.vblank_data.vblank_start = vblank_pipe->stream->timing.v_total -
547 vblank_pipe->stream->timing.v_front_porch;
548 pipe_data->pipe_config.vblank_data.vtotal = vblank_pipe->stream->timing.v_total;
549 pipe_data->pipe_config.vblank_data.htotal = vblank_pipe->stream->timing.h_total;
550 pipe_data->pipe_config.vblank_data.vblank_pipe_index = vblank_pipe->pipe_idx;
551 pipe_data->pipe_config.vblank_data.vstartup_start = vblank_pipe->pipe_dlg_param.vstartup_start;
552 pipe_data->pipe_config.vblank_data.vblank_end =
553 vblank_pipe->stream->timing.v_total - vblank_pipe->stream->timing.v_front_porch - vblank_pipe->stream->timing.v_addressable;
554
555 if (vblank_pipe->stream->ignore_msa_timing_param)
556 populate_subvp_cmd_drr_info(dc, pipe, vblank_pipe, pipe_data);
557 }
558
559 /**
560 * update_subvp_prefetch_end_to_mall_start - Helper for SubVP + SubVP case
561 *
562 * @dc: [in] current dc state
563 * @context: [in] new dc state
564 * @cmd: [in] DMUB cmd to be populated with SubVP info
565 * @subvp_pipes: [in] Array of SubVP pipes (should always be length 2)
566 *
567 * For SubVP + SubVP, we use a single vertical interrupt to start the
568 * microschedule for both SubVP pipes. In order for this to work correctly, the
569 * MALL REGION of both SubVP pipes must start at the same time. This function
570 * lengthens the prefetch end to mall start delay of the SubVP pipe that has
571 * the shorter prefetch so that both MALL REGION's will start at the same time.
572 */
update_subvp_prefetch_end_to_mall_start(struct dc * dc,struct dc_state * context,union dmub_rb_cmd * cmd,struct pipe_ctx * subvp_pipes[])573 static void update_subvp_prefetch_end_to_mall_start(struct dc *dc,
574 struct dc_state *context,
575 union dmub_rb_cmd *cmd,
576 struct pipe_ctx *subvp_pipes[])
577 {
578 uint32_t subvp0_prefetch_us = 0;
579 uint32_t subvp1_prefetch_us = 0;
580 uint32_t prefetch_delta_us = 0;
581 struct dc_crtc_timing *phantom_timing0 = &subvp_pipes[0]->stream->mall_stream_config.paired_stream->timing;
582 struct dc_crtc_timing *phantom_timing1 = &subvp_pipes[1]->stream->mall_stream_config.paired_stream->timing;
583 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 *pipe_data = NULL;
584
585 subvp0_prefetch_us = div64_u64(((uint64_t)(phantom_timing0->v_total - phantom_timing0->v_front_porch) *
586 (uint64_t)phantom_timing0->h_total * 1000000),
587 (((uint64_t)phantom_timing0->pix_clk_100hz * 100) + dc->caps.subvp_prefetch_end_to_mall_start_us));
588 subvp1_prefetch_us = div64_u64(((uint64_t)(phantom_timing1->v_total - phantom_timing1->v_front_porch) *
589 (uint64_t)phantom_timing1->h_total * 1000000),
590 (((uint64_t)phantom_timing1->pix_clk_100hz * 100) + dc->caps.subvp_prefetch_end_to_mall_start_us));
591
592 // Whichever SubVP PIPE has the smaller prefetch (including the prefetch end to mall start time)
593 // should increase it's prefetch time to match the other
594 if (subvp0_prefetch_us > subvp1_prefetch_us) {
595 pipe_data = &cmd->fw_assisted_mclk_switch_v2.config_data.pipe_data[1];
596 prefetch_delta_us = subvp0_prefetch_us - subvp1_prefetch_us;
597 pipe_data->pipe_config.subvp_data.prefetch_to_mall_start_lines =
598 div64_u64(((uint64_t)(dc->caps.subvp_prefetch_end_to_mall_start_us + prefetch_delta_us) *
599 ((uint64_t)phantom_timing1->pix_clk_100hz * 100) + ((uint64_t)phantom_timing1->h_total * 1000000 - 1)),
600 ((uint64_t)phantom_timing1->h_total * 1000000));
601
602 } else if (subvp1_prefetch_us > subvp0_prefetch_us) {
603 pipe_data = &cmd->fw_assisted_mclk_switch_v2.config_data.pipe_data[0];
604 prefetch_delta_us = subvp1_prefetch_us - subvp0_prefetch_us;
605 pipe_data->pipe_config.subvp_data.prefetch_to_mall_start_lines =
606 div64_u64(((uint64_t)(dc->caps.subvp_prefetch_end_to_mall_start_us + prefetch_delta_us) *
607 ((uint64_t)phantom_timing0->pix_clk_100hz * 100) + ((uint64_t)phantom_timing0->h_total * 1000000 - 1)),
608 ((uint64_t)phantom_timing0->h_total * 1000000));
609 }
610 }
611
612 /**
613 * populate_subvp_cmd_pipe_info - Helper to populate the SubVP pipe info for the DMUB subvp command
614 *
615 * @dc: [in] current dc state
616 * @context: [in] new dc state
617 * @cmd: [in] DMUB cmd to be populated with SubVP info
618 * @subvp_pipe: [in] pipe_ctx for the SubVP pipe
619 * @cmd_pipe_index: [in] index for the pipe array in DMCUB SubVP cmd
620 *
621 * Populate the DMCUB SubVP command with SubVP pipe info. All the information
622 * required to calculate the microschedule for the SubVP pipe is stored in the
623 * pipe_data of the DMCUB SubVP command.
624 */
populate_subvp_cmd_pipe_info(struct dc * dc,struct dc_state * context,union dmub_rb_cmd * cmd,struct pipe_ctx * subvp_pipe,uint8_t cmd_pipe_index)625 static void populate_subvp_cmd_pipe_info(struct dc *dc,
626 struct dc_state *context,
627 union dmub_rb_cmd *cmd,
628 struct pipe_ctx *subvp_pipe,
629 uint8_t cmd_pipe_index)
630 {
631 uint32_t j;
632 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 *pipe_data =
633 &cmd->fw_assisted_mclk_switch_v2.config_data.pipe_data[cmd_pipe_index];
634 struct dc_crtc_timing *main_timing = &subvp_pipe->stream->timing;
635 struct dc_crtc_timing *phantom_timing = &subvp_pipe->stream->mall_stream_config.paired_stream->timing;
636 uint32_t out_num_stream, out_den_stream, out_num_plane, out_den_plane, out_num, out_den;
637
638 pipe_data->mode = SUBVP;
639 pipe_data->pipe_config.subvp_data.pix_clk_100hz = subvp_pipe->stream->timing.pix_clk_100hz;
640 pipe_data->pipe_config.subvp_data.htotal = subvp_pipe->stream->timing.h_total;
641 pipe_data->pipe_config.subvp_data.vtotal = subvp_pipe->stream->timing.v_total;
642 pipe_data->pipe_config.subvp_data.main_vblank_start =
643 main_timing->v_total - main_timing->v_front_porch;
644 pipe_data->pipe_config.subvp_data.main_vblank_end =
645 main_timing->v_total - main_timing->v_front_porch - main_timing->v_addressable;
646 pipe_data->pipe_config.subvp_data.mall_region_lines = phantom_timing->v_addressable;
647 pipe_data->pipe_config.subvp_data.main_pipe_index = subvp_pipe->stream_res.tg->inst;
648 pipe_data->pipe_config.subvp_data.is_drr = subvp_pipe->stream->ignore_msa_timing_param;
649
650 /* Calculate the scaling factor from the src and dst height.
651 * e.g. If 3840x2160 being downscaled to 1920x1080, the scaling factor is 1/2.
652 * Reduce the fraction 1080/2160 = 1/2 for the "scaling factor"
653 *
654 * Make sure to combine stream and plane scaling together.
655 */
656 reduce_fraction(subvp_pipe->stream->src.height, subvp_pipe->stream->dst.height,
657 &out_num_stream, &out_den_stream);
658 reduce_fraction(subvp_pipe->plane_state->src_rect.height, subvp_pipe->plane_state->dst_rect.height,
659 &out_num_plane, &out_den_plane);
660 reduce_fraction(out_num_stream * out_num_plane, out_den_stream * out_den_plane, &out_num, &out_den);
661 pipe_data->pipe_config.subvp_data.scale_factor_numerator = out_num;
662 pipe_data->pipe_config.subvp_data.scale_factor_denominator = out_den;
663
664 // Prefetch lines is equal to VACTIVE + BP + VSYNC
665 pipe_data->pipe_config.subvp_data.prefetch_lines =
666 phantom_timing->v_total - phantom_timing->v_front_porch;
667
668 // Round up
669 pipe_data->pipe_config.subvp_data.prefetch_to_mall_start_lines =
670 div64_u64(((uint64_t)dc->caps.subvp_prefetch_end_to_mall_start_us * ((uint64_t)phantom_timing->pix_clk_100hz * 100) +
671 ((uint64_t)phantom_timing->h_total * 1000000 - 1)), ((uint64_t)phantom_timing->h_total * 1000000));
672 pipe_data->pipe_config.subvp_data.processing_delay_lines =
673 div64_u64(((uint64_t)(dc->caps.subvp_fw_processing_delay_us) * ((uint64_t)phantom_timing->pix_clk_100hz * 100) +
674 ((uint64_t)phantom_timing->h_total * 1000000 - 1)), ((uint64_t)phantom_timing->h_total * 1000000));
675
676 if (subvp_pipe->bottom_pipe) {
677 pipe_data->pipe_config.subvp_data.main_split_pipe_index = subvp_pipe->bottom_pipe->pipe_idx;
678 } else if (subvp_pipe->next_odm_pipe) {
679 pipe_data->pipe_config.subvp_data.main_split_pipe_index = subvp_pipe->next_odm_pipe->pipe_idx;
680 } else {
681 pipe_data->pipe_config.subvp_data.main_split_pipe_index = 0;
682 }
683
684 // Find phantom pipe index based on phantom stream
685 for (j = 0; j < dc->res_pool->pipe_count; j++) {
686 struct pipe_ctx *phantom_pipe = &context->res_ctx.pipe_ctx[j];
687
688 if (phantom_pipe->stream == subvp_pipe->stream->mall_stream_config.paired_stream) {
689 pipe_data->pipe_config.subvp_data.phantom_pipe_index = phantom_pipe->stream_res.tg->inst;
690 if (phantom_pipe->bottom_pipe) {
691 pipe_data->pipe_config.subvp_data.phantom_split_pipe_index = phantom_pipe->bottom_pipe->plane_res.hubp->inst;
692 } else if (phantom_pipe->next_odm_pipe) {
693 pipe_data->pipe_config.subvp_data.phantom_split_pipe_index = phantom_pipe->next_odm_pipe->plane_res.hubp->inst;
694 } else {
695 pipe_data->pipe_config.subvp_data.phantom_split_pipe_index = 0;
696 }
697 break;
698 }
699 }
700 }
701
702 /**
703 * dc_dmub_setup_subvp_dmub_command - Populate the DMCUB SubVP command
704 *
705 * @dc: [in] current dc state
706 * @context: [in] new dc state
707 * @enable: [in] if true enables the pipes population
708 *
709 * This function loops through each pipe and populates the DMUB SubVP CMD info
710 * based on the pipe (e.g. SubVP, VBLANK).
711 */
dc_dmub_setup_subvp_dmub_command(struct dc * dc,struct dc_state * context,bool enable)712 void dc_dmub_setup_subvp_dmub_command(struct dc *dc,
713 struct dc_state *context,
714 bool enable)
715 {
716 uint8_t cmd_pipe_index = 0;
717 uint32_t i, pipe_idx;
718 uint8_t subvp_count = 0;
719 union dmub_rb_cmd cmd;
720 struct pipe_ctx *subvp_pipes[2];
721 uint32_t wm_val_refclk = 0;
722
723 memset(&cmd, 0, sizeof(cmd));
724 // FW command for SUBVP
725 cmd.fw_assisted_mclk_switch_v2.header.type = DMUB_CMD__FW_ASSISTED_MCLK_SWITCH;
726 cmd.fw_assisted_mclk_switch_v2.header.sub_type = DMUB_CMD__HANDLE_SUBVP_CMD;
727 cmd.fw_assisted_mclk_switch_v2.header.payload_bytes =
728 sizeof(cmd.fw_assisted_mclk_switch_v2) - sizeof(cmd.fw_assisted_mclk_switch_v2.header);
729
730 for (i = 0; i < dc->res_pool->pipe_count; i++) {
731 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
732
733 /* For SubVP pipe count, only count the top most (ODM / MPC) pipe
734 */
735 if (resource_is_pipe_type(pipe, OTG_MASTER) &&
736 resource_is_pipe_type(pipe, DPP_PIPE) &&
737 pipe->stream->mall_stream_config.type == SUBVP_MAIN)
738 subvp_pipes[subvp_count++] = pipe;
739 }
740
741 if (enable) {
742 // For each pipe that is a "main" SUBVP pipe, fill in pipe data for DMUB SUBVP cmd
743 for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
744 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
745
746 if (!pipe->stream)
747 continue;
748
749 /* When populating subvp cmd info, only pass in the top most (ODM / MPC) pipe.
750 * Any ODM or MPC splits being used in SubVP will be handled internally in
751 * populate_subvp_cmd_pipe_info
752 */
753 if (resource_is_pipe_type(pipe, OTG_MASTER) &&
754 resource_is_pipe_type(pipe, DPP_PIPE) &&
755 pipe->stream->mall_stream_config.paired_stream &&
756 pipe->stream->mall_stream_config.type == SUBVP_MAIN) {
757 populate_subvp_cmd_pipe_info(dc, context, &cmd, pipe, cmd_pipe_index++);
758 } else if (resource_is_pipe_type(pipe, OTG_MASTER) &&
759 resource_is_pipe_type(pipe, DPP_PIPE) &&
760 pipe->stream->mall_stream_config.type == SUBVP_NONE) {
761 // Don't need to check for ActiveDRAMClockChangeMargin < 0, not valid in cases where
762 // we run through DML without calculating "natural" P-state support
763 populate_subvp_cmd_vblank_pipe_info(dc, context, &cmd, pipe, cmd_pipe_index++);
764
765 }
766 pipe_idx++;
767 }
768 if (subvp_count == 2) {
769 update_subvp_prefetch_end_to_mall_start(dc, context, &cmd, subvp_pipes);
770 }
771 cmd.fw_assisted_mclk_switch_v2.config_data.pstate_allow_width_us = dc->caps.subvp_pstate_allow_width_us;
772 cmd.fw_assisted_mclk_switch_v2.config_data.vertical_int_margin_us = dc->caps.subvp_vertical_int_margin_us;
773
774 // Store the original watermark value for this SubVP config so we can lower it when the
775 // MCLK switch starts
776 wm_val_refclk = context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns *
777 (dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000) / 1000;
778
779 cmd.fw_assisted_mclk_switch_v2.config_data.watermark_a_cache = wm_val_refclk < 0xFFFF ? wm_val_refclk : 0xFFFF;
780 }
781
782 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
783 }
784
dc_dmub_srv_get_diagnostic_data(struct dc_dmub_srv * dc_dmub_srv,struct dmub_diagnostic_data * diag_data)785 bool dc_dmub_srv_get_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv, struct dmub_diagnostic_data *diag_data)
786 {
787 if (!dc_dmub_srv || !dc_dmub_srv->dmub || !diag_data)
788 return false;
789 return dmub_srv_get_diagnostic_data(dc_dmub_srv->dmub, diag_data);
790 }
791
dc_dmub_srv_log_diagnostic_data(struct dc_dmub_srv * dc_dmub_srv)792 void dc_dmub_srv_log_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv)
793 {
794 struct dmub_diagnostic_data diag_data = {0};
795
796 if (!dc_dmub_srv || !dc_dmub_srv->dmub) {
797 DC_LOG_ERROR("%s: invalid parameters.", __func__);
798 return;
799 }
800
801 if (!dc_dmub_srv_get_diagnostic_data(dc_dmub_srv, &diag_data)) {
802 DC_LOG_ERROR("%s: dc_dmub_srv_get_diagnostic_data failed.", __func__);
803 return;
804 }
805
806 DC_LOG_DEBUG("DMCUB STATE:");
807 DC_LOG_DEBUG(" dmcub_version : %08x", diag_data.dmcub_version);
808 DC_LOG_DEBUG(" scratch [0] : %08x", diag_data.scratch[0]);
809 DC_LOG_DEBUG(" scratch [1] : %08x", diag_data.scratch[1]);
810 DC_LOG_DEBUG(" scratch [2] : %08x", diag_data.scratch[2]);
811 DC_LOG_DEBUG(" scratch [3] : %08x", diag_data.scratch[3]);
812 DC_LOG_DEBUG(" scratch [4] : %08x", diag_data.scratch[4]);
813 DC_LOG_DEBUG(" scratch [5] : %08x", diag_data.scratch[5]);
814 DC_LOG_DEBUG(" scratch [6] : %08x", diag_data.scratch[6]);
815 DC_LOG_DEBUG(" scratch [7] : %08x", diag_data.scratch[7]);
816 DC_LOG_DEBUG(" scratch [8] : %08x", diag_data.scratch[8]);
817 DC_LOG_DEBUG(" scratch [9] : %08x", diag_data.scratch[9]);
818 DC_LOG_DEBUG(" scratch [10] : %08x", diag_data.scratch[10]);
819 DC_LOG_DEBUG(" scratch [11] : %08x", diag_data.scratch[11]);
820 DC_LOG_DEBUG(" scratch [12] : %08x", diag_data.scratch[12]);
821 DC_LOG_DEBUG(" scratch [13] : %08x", diag_data.scratch[13]);
822 DC_LOG_DEBUG(" scratch [14] : %08x", diag_data.scratch[14]);
823 DC_LOG_DEBUG(" scratch [15] : %08x", diag_data.scratch[15]);
824 DC_LOG_DEBUG(" pc : %08x", diag_data.pc);
825 DC_LOG_DEBUG(" unk_fault_addr : %08x", diag_data.undefined_address_fault_addr);
826 DC_LOG_DEBUG(" inst_fault_addr : %08x", diag_data.inst_fetch_fault_addr);
827 DC_LOG_DEBUG(" data_fault_addr : %08x", diag_data.data_write_fault_addr);
828 DC_LOG_DEBUG(" inbox1_rptr : %08x", diag_data.inbox1_rptr);
829 DC_LOG_DEBUG(" inbox1_wptr : %08x", diag_data.inbox1_wptr);
830 DC_LOG_DEBUG(" inbox1_size : %08x", diag_data.inbox1_size);
831 DC_LOG_DEBUG(" inbox0_rptr : %08x", diag_data.inbox0_rptr);
832 DC_LOG_DEBUG(" inbox0_wptr : %08x", diag_data.inbox0_wptr);
833 DC_LOG_DEBUG(" inbox0_size : %08x", diag_data.inbox0_size);
834 DC_LOG_DEBUG(" is_enabled : %d", diag_data.is_dmcub_enabled);
835 DC_LOG_DEBUG(" is_soft_reset : %d", diag_data.is_dmcub_soft_reset);
836 DC_LOG_DEBUG(" is_secure_reset : %d", diag_data.is_dmcub_secure_reset);
837 DC_LOG_DEBUG(" is_traceport_en : %d", diag_data.is_traceport_en);
838 DC_LOG_DEBUG(" is_cw0_en : %d", diag_data.is_cw0_enabled);
839 DC_LOG_DEBUG(" is_cw6_en : %d", diag_data.is_cw6_enabled);
840 }
841
dc_can_pipe_disable_cursor(struct pipe_ctx * pipe_ctx)842 static bool dc_can_pipe_disable_cursor(struct pipe_ctx *pipe_ctx)
843 {
844 struct pipe_ctx *test_pipe, *split_pipe;
845 const struct scaler_data *scl_data = &pipe_ctx->plane_res.scl_data;
846 struct rect r1 = scl_data->recout, r2, r2_half;
847 int r1_r = r1.x + r1.width, r1_b = r1.y + r1.height, r2_r, r2_b;
848 int cur_layer = pipe_ctx->plane_state->layer_index;
849
850 /**
851 * Disable the cursor if there's another pipe above this with a
852 * plane that contains this pipe's viewport to prevent double cursor
853 * and incorrect scaling artifacts.
854 */
855 for (test_pipe = pipe_ctx->top_pipe; test_pipe;
856 test_pipe = test_pipe->top_pipe) {
857 // Skip invisible layer and pipe-split plane on same layer
858 if (!test_pipe->plane_state->visible || test_pipe->plane_state->layer_index == cur_layer)
859 continue;
860
861 r2 = test_pipe->plane_res.scl_data.recout;
862 r2_r = r2.x + r2.width;
863 r2_b = r2.y + r2.height;
864 split_pipe = test_pipe;
865
866 /**
867 * There is another half plane on same layer because of
868 * pipe-split, merge together per same height.
869 */
870 for (split_pipe = pipe_ctx->top_pipe; split_pipe;
871 split_pipe = split_pipe->top_pipe)
872 if (split_pipe->plane_state->layer_index == test_pipe->plane_state->layer_index) {
873 r2_half = split_pipe->plane_res.scl_data.recout;
874 r2.x = (r2_half.x < r2.x) ? r2_half.x : r2.x;
875 r2.width = r2.width + r2_half.width;
876 r2_r = r2.x + r2.width;
877 break;
878 }
879
880 if (r1.x >= r2.x && r1.y >= r2.y && r1_r <= r2_r && r1_b <= r2_b)
881 return true;
882 }
883
884 return false;
885 }
886
dc_dmub_should_update_cursor_data(struct pipe_ctx * pipe_ctx)887 static bool dc_dmub_should_update_cursor_data(struct pipe_ctx *pipe_ctx)
888 {
889 if (pipe_ctx->plane_state != NULL) {
890 if (pipe_ctx->plane_state->address.type == PLN_ADDR_TYPE_VIDEO_PROGRESSIVE)
891 return false;
892
893 if (dc_can_pipe_disable_cursor(pipe_ctx))
894 return false;
895 }
896
897 if ((pipe_ctx->stream->link->psr_settings.psr_version == DC_PSR_VERSION_SU_1 ||
898 pipe_ctx->stream->link->psr_settings.psr_version == DC_PSR_VERSION_1) &&
899 pipe_ctx->stream->ctx->dce_version >= DCN_VERSION_3_1)
900 return true;
901
902 if (pipe_ctx->stream->link->replay_settings.config.replay_supported)
903 return true;
904
905 return false;
906 }
907
dc_build_cursor_update_payload0(struct pipe_ctx * pipe_ctx,uint8_t p_idx,struct dmub_cmd_update_cursor_payload0 * payload)908 static void dc_build_cursor_update_payload0(
909 struct pipe_ctx *pipe_ctx, uint8_t p_idx,
910 struct dmub_cmd_update_cursor_payload0 *payload)
911 {
912 struct hubp *hubp = pipe_ctx->plane_res.hubp;
913 unsigned int panel_inst = 0;
914
915 if (!dc_get_edp_link_panel_inst(hubp->ctx->dc,
916 pipe_ctx->stream->link, &panel_inst))
917 return;
918
919 /* Payload: Cursor Rect is built from position & attribute
920 * x & y are obtained from postion
921 */
922 payload->cursor_rect.x = hubp->cur_rect.x;
923 payload->cursor_rect.y = hubp->cur_rect.y;
924 /* w & h are obtained from attribute */
925 payload->cursor_rect.width = hubp->cur_rect.w;
926 payload->cursor_rect.height = hubp->cur_rect.h;
927
928 payload->enable = hubp->pos.cur_ctl.bits.cur_enable;
929 payload->pipe_idx = p_idx;
930 payload->cmd_version = DMUB_CMD_PSR_CONTROL_VERSION_1;
931 payload->panel_inst = panel_inst;
932 }
933
dc_build_cursor_position_update_payload0(struct dmub_cmd_update_cursor_payload0 * pl,const uint8_t p_idx,const struct hubp * hubp,const struct dpp * dpp)934 static void dc_build_cursor_position_update_payload0(
935 struct dmub_cmd_update_cursor_payload0 *pl, const uint8_t p_idx,
936 const struct hubp *hubp, const struct dpp *dpp)
937 {
938 /* Hubp */
939 pl->position_cfg.pHubp.cur_ctl.raw = hubp->pos.cur_ctl.raw;
940 pl->position_cfg.pHubp.position.raw = hubp->pos.position.raw;
941 pl->position_cfg.pHubp.hot_spot.raw = hubp->pos.hot_spot.raw;
942 pl->position_cfg.pHubp.dst_offset.raw = hubp->pos.dst_offset.raw;
943
944 /* dpp */
945 pl->position_cfg.pDpp.cur0_ctl.raw = dpp->pos.cur0_ctl.raw;
946 pl->position_cfg.pipe_idx = p_idx;
947 }
948
dc_build_cursor_attribute_update_payload1(struct dmub_cursor_attributes_cfg * pl_A,const uint8_t p_idx,const struct hubp * hubp,const struct dpp * dpp)949 static void dc_build_cursor_attribute_update_payload1(
950 struct dmub_cursor_attributes_cfg *pl_A, const uint8_t p_idx,
951 const struct hubp *hubp, const struct dpp *dpp)
952 {
953 /* Hubp */
954 pl_A->aHubp.SURFACE_ADDR_HIGH = hubp->att.SURFACE_ADDR_HIGH;
955 pl_A->aHubp.SURFACE_ADDR = hubp->att.SURFACE_ADDR;
956 pl_A->aHubp.cur_ctl.raw = hubp->att.cur_ctl.raw;
957 pl_A->aHubp.size.raw = hubp->att.size.raw;
958 pl_A->aHubp.settings.raw = hubp->att.settings.raw;
959
960 /* dpp */
961 pl_A->aDpp.cur0_ctl.raw = dpp->att.cur0_ctl.raw;
962 }
963
964 /**
965 * dc_send_update_cursor_info_to_dmu - Populate the DMCUB Cursor update info command
966 *
967 * @pCtx: [in] pipe context
968 * @pipe_idx: [in] pipe index
969 *
970 * This function would store the cursor related information and pass it into
971 * dmub
972 */
dc_send_update_cursor_info_to_dmu(struct pipe_ctx * pCtx,uint8_t pipe_idx)973 void dc_send_update_cursor_info_to_dmu(
974 struct pipe_ctx *pCtx, uint8_t pipe_idx)
975 {
976 union dmub_rb_cmd cmd[2];
977 union dmub_cmd_update_cursor_info_data *update_cursor_info_0 =
978 &cmd[0].update_cursor_info.update_cursor_info_data;
979
980 memset(cmd, 0, sizeof(cmd));
981
982 if (!dc_dmub_should_update_cursor_data(pCtx))
983 return;
984 /*
985 * Since we use multi_cmd_pending for dmub command, the 2nd command is
986 * only assigned to store cursor attributes info.
987 * 1st command can view as 2 parts, 1st is for PSR/Replay data, the other
988 * is to store cursor position info.
989 *
990 * Command heaer type must be the same type if using multi_cmd_pending.
991 * Besides, while process 2nd command in DMU, the sub type is useless.
992 * So it's meanless to pass the sub type header with different type.
993 */
994
995 {
996 /* Build Payload#0 Header */
997 cmd[0].update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO;
998 cmd[0].update_cursor_info.header.payload_bytes =
999 sizeof(cmd[0].update_cursor_info.update_cursor_info_data);
1000 cmd[0].update_cursor_info.header.multi_cmd_pending = 1; //To combine multi dmu cmd, 1st cmd
1001
1002 /* Prepare Payload */
1003 dc_build_cursor_update_payload0(pCtx, pipe_idx, &update_cursor_info_0->payload0);
1004
1005 dc_build_cursor_position_update_payload0(&update_cursor_info_0->payload0, pipe_idx,
1006 pCtx->plane_res.hubp, pCtx->plane_res.dpp);
1007 }
1008 {
1009 /* Build Payload#1 Header */
1010 cmd[1].update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO;
1011 cmd[1].update_cursor_info.header.payload_bytes = sizeof(struct cursor_attributes_cfg);
1012 cmd[1].update_cursor_info.header.multi_cmd_pending = 0; //Indicate it's the last command.
1013
1014 dc_build_cursor_attribute_update_payload1(
1015 &cmd[1].update_cursor_info.update_cursor_info_data.payload1.attribute_cfg,
1016 pipe_idx, pCtx->plane_res.hubp, pCtx->plane_res.dpp);
1017
1018 /* Combine 2nd cmds update_curosr_info to DMU */
1019 dm_execute_dmub_cmd_list(pCtx->stream->ctx, 2, cmd, DM_DMUB_WAIT_TYPE_WAIT);
1020 }
1021 }
1022
dc_dmub_check_min_version(struct dmub_srv * srv)1023 bool dc_dmub_check_min_version(struct dmub_srv *srv)
1024 {
1025 if (!srv->hw_funcs.is_psrsu_supported)
1026 return true;
1027 return srv->hw_funcs.is_psrsu_supported(srv);
1028 }
1029
dc_dmub_srv_enable_dpia_trace(const struct dc * dc)1030 void dc_dmub_srv_enable_dpia_trace(const struct dc *dc)
1031 {
1032 struct dc_dmub_srv *dc_dmub_srv = dc->ctx->dmub_srv;
1033 struct dmub_srv *dmub;
1034 enum dmub_status status;
1035 static const uint32_t timeout_us = 30;
1036
1037 if (!dc_dmub_srv || !dc_dmub_srv->dmub) {
1038 DC_LOG_ERROR("%s: invalid parameters.", __func__);
1039 return;
1040 }
1041
1042 dmub = dc_dmub_srv->dmub;
1043
1044 status = dmub_srv_send_gpint_command(dmub, DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD1, 0x0010, timeout_us);
1045 if (status != DMUB_STATUS_OK) {
1046 DC_LOG_ERROR("timeout updating trace buffer mask word\n");
1047 return;
1048 }
1049
1050 status = dmub_srv_send_gpint_command(dmub, DMUB_GPINT__UPDATE_TRACE_BUFFER_MASK, 0x0000, timeout_us);
1051 if (status != DMUB_STATUS_OK) {
1052 DC_LOG_ERROR("timeout updating trace buffer mask word\n");
1053 return;
1054 }
1055
1056 DC_LOG_DEBUG("Enabled DPIA trace\n");
1057 }