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