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27#include "dm_services.h"
28#include "reg_helper.h"
29#include "dcn30_hubbub.h"
30
31
32#define CTX \
33 hubbub1->base.ctx
34#define DC_LOGGER \
35 hubbub1->base.ctx->logger
36#define REG(reg)\
37 hubbub1->regs->reg
38
39#undef FN
40#define FN(reg_name, field_name) \
41 hubbub1->shifts->field_name, hubbub1->masks->field_name
42
43#ifdef NUM_VMID
44#undef NUM_VMID
45#endif
46#define NUM_VMID 16
47
48
49static uint32_t convert_and_clamp(
50 uint32_t wm_ns,
51 uint32_t refclk_mhz,
52 uint32_t clamp_value)
53{
54 uint32_t ret_val = 0;
55 ret_val = wm_ns * refclk_mhz;
56 ret_val /= 1000;
57
58 if (ret_val > clamp_value)
59 ret_val = clamp_value;
60
61 return ret_val;
62}
63
64int hubbub3_init_dchub_sys_ctx(struct hubbub *hubbub,
65 struct dcn_hubbub_phys_addr_config *pa_config)
66{
67 struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
68 struct dcn_vmid_page_table_config phys_config;
69
70 REG_SET(DCN_VM_FB_LOCATION_BASE, 0,
71 FB_BASE, pa_config->system_aperture.fb_base >> 24);
72 REG_SET(DCN_VM_FB_LOCATION_TOP, 0,
73 FB_TOP, pa_config->system_aperture.fb_top >> 24);
74 REG_SET(DCN_VM_FB_OFFSET, 0,
75 FB_OFFSET, pa_config->system_aperture.fb_offset >> 24);
76 REG_SET(DCN_VM_AGP_BOT, 0,
77 AGP_BOT, pa_config->system_aperture.agp_bot >> 24);
78 REG_SET(DCN_VM_AGP_TOP, 0,
79 AGP_TOP, pa_config->system_aperture.agp_top >> 24);
80 REG_SET(DCN_VM_AGP_BASE, 0,
81 AGP_BASE, pa_config->system_aperture.agp_base >> 24);
82
83 if (pa_config->gart_config.page_table_start_addr != pa_config->gart_config.page_table_end_addr) {
84 phys_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr >> 12;
85 phys_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr >> 12;
86 phys_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr;
87 phys_config.depth = 0;
88 phys_config.block_size = 0;
89
90 dcn20_vmid_setup(&hubbub1->vmid[0], &phys_config);
91 }
92
93 return NUM_VMID;
94}
95
96bool hubbub3_program_watermarks(
97 struct hubbub *hubbub,
98 struct dcn_watermark_set *watermarks,
99 unsigned int refclk_mhz,
100 bool safe_to_lower)
101{
102 struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
103 bool wm_pending = false;
104
105 if (hubbub21_program_urgent_watermarks(hubbub, watermarks, refclk_mhz, safe_to_lower))
106 wm_pending = true;
107
108 if (hubbub21_program_stutter_watermarks(hubbub, watermarks, refclk_mhz, safe_to_lower))
109 wm_pending = true;
110
111 if (hubbub21_program_pstate_watermarks(hubbub, watermarks, refclk_mhz, safe_to_lower))
112 wm_pending = true;
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127 REG_SET(DCHUBBUB_ARB_SAT_LEVEL, 0,
128 DCHUBBUB_ARB_SAT_LEVEL, 60 * refclk_mhz);
129 REG_UPDATE(DCHUBBUB_ARB_DF_REQ_OUTSTAND,
130 DCHUBBUB_ARB_MIN_REQ_OUTSTAND, 0x1FF);
131
132 hubbub1_allow_self_refresh_control(hubbub, !hubbub->ctx->dc->debug.disable_stutter);
133
134 return wm_pending;
135}
136
137bool hubbub3_dcc_support_swizzle(
138 enum swizzle_mode_values swizzle,
139 unsigned int bytes_per_element,
140 enum segment_order *segment_order_horz,
141 enum segment_order *segment_order_vert)
142{
143 bool standard_swizzle = false;
144 bool display_swizzle = false;
145 bool render_swizzle = false;
146
147 switch (swizzle) {
148 case DC_SW_4KB_S:
149 case DC_SW_64KB_S:
150 case DC_SW_VAR_S:
151 case DC_SW_4KB_S_X:
152 case DC_SW_64KB_S_X:
153 case DC_SW_VAR_S_X:
154 standard_swizzle = true;
155 break;
156 case DC_SW_4KB_R:
157 case DC_SW_64KB_R:
158 case DC_SW_VAR_R:
159 case DC_SW_4KB_R_X:
160 case DC_SW_64KB_R_X:
161 case DC_SW_VAR_R_X:
162 render_swizzle = true;
163 break;
164 case DC_SW_4KB_D:
165 case DC_SW_64KB_D:
166 case DC_SW_VAR_D:
167 case DC_SW_4KB_D_X:
168 case DC_SW_64KB_D_X:
169 case DC_SW_VAR_D_X:
170 display_swizzle = true;
171 break;
172 default:
173 break;
174 }
175
176 if (standard_swizzle) {
177 if (bytes_per_element == 1) {
178 *segment_order_horz = segment_order__contiguous;
179 *segment_order_vert = segment_order__na;
180 return true;
181 }
182 if (bytes_per_element == 2) {
183 *segment_order_horz = segment_order__non_contiguous;
184 *segment_order_vert = segment_order__contiguous;
185 return true;
186 }
187 if (bytes_per_element == 4) {
188 *segment_order_horz = segment_order__non_contiguous;
189 *segment_order_vert = segment_order__contiguous;
190 return true;
191 }
192 if (bytes_per_element == 8) {
193 *segment_order_horz = segment_order__na;
194 *segment_order_vert = segment_order__contiguous;
195 return true;
196 }
197 }
198 if (render_swizzle) {
199 if (bytes_per_element == 1) {
200 *segment_order_horz = segment_order__contiguous;
201 *segment_order_vert = segment_order__na;
202 return true;
203 }
204 if (bytes_per_element == 2) {
205 *segment_order_horz = segment_order__non_contiguous;
206 *segment_order_vert = segment_order__contiguous;
207 return true;
208 }
209 if (bytes_per_element == 4) {
210 *segment_order_horz = segment_order__contiguous;
211 *segment_order_vert = segment_order__non_contiguous;
212 return true;
213 }
214 if (bytes_per_element == 8) {
215 *segment_order_horz = segment_order__contiguous;
216 *segment_order_vert = segment_order__non_contiguous;
217 return true;
218 }
219 }
220 if (display_swizzle && bytes_per_element == 8) {
221 *segment_order_horz = segment_order__contiguous;
222 *segment_order_vert = segment_order__non_contiguous;
223 return true;
224 }
225
226 return false;
227}
228
229static void hubbub3_get_blk256_size(unsigned int *blk256_width, unsigned int *blk256_height,
230 unsigned int bytes_per_element)
231{
232
233
234 if (bytes_per_element == 1) {
235 *blk256_width = 16;
236 *blk256_height = 16;
237 } else if (bytes_per_element == 2) {
238 *blk256_width = 16;
239 *blk256_height = 8;
240 } else if (bytes_per_element == 4) {
241 *blk256_width = 8;
242 *blk256_height = 8;
243 } else if (bytes_per_element == 8) {
244 *blk256_width = 8;
245 *blk256_height = 4;
246 }
247}
248
249static void hubbub3_det_request_size(
250 unsigned int detile_buf_size,
251 unsigned int height,
252 unsigned int width,
253 unsigned int bpe,
254 bool *req128_horz_wc,
255 bool *req128_vert_wc)
256{
257 unsigned int blk256_height = 0;
258 unsigned int blk256_width = 0;
259 unsigned int swath_bytes_horz_wc, swath_bytes_vert_wc;
260
261 hubbub3_get_blk256_size(&blk256_width, &blk256_height, bpe);
262
263 swath_bytes_horz_wc = width * blk256_height * bpe;
264 swath_bytes_vert_wc = height * blk256_width * bpe;
265
266 *req128_horz_wc = (2 * swath_bytes_horz_wc <= detile_buf_size) ?
267 false :
268 true;
269
270 *req128_vert_wc = (2 * swath_bytes_vert_wc <= detile_buf_size) ?
271 false :
272 true;
273}
274
275bool hubbub3_get_dcc_compression_cap(struct hubbub *hubbub,
276 const struct dc_dcc_surface_param *input,
277 struct dc_surface_dcc_cap *output)
278{
279 struct dc *dc = hubbub->ctx->dc;
280
281 enum dcc_control dcc_control;
282 unsigned int bpe;
283 enum segment_order segment_order_horz, segment_order_vert;
284 bool req128_horz_wc, req128_vert_wc;
285
286 memset(output, 0, sizeof(*output));
287
288 if (dc->debug.disable_dcc == DCC_DISABLE)
289 return false;
290
291 if (!hubbub->funcs->dcc_support_pixel_format(input->format,
292 &bpe))
293 return false;
294
295 if (!hubbub->funcs->dcc_support_swizzle(input->swizzle_mode, bpe,
296 &segment_order_horz, &segment_order_vert))
297 return false;
298
299 hubbub3_det_request_size(TO_DCN20_HUBBUB(hubbub)->detile_buf_size,
300 input->surface_size.height, input->surface_size.width,
301 bpe, &req128_horz_wc, &req128_vert_wc);
302
303 if (!req128_horz_wc && !req128_vert_wc) {
304 dcc_control = dcc_control__256_256_xxx;
305 } else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
306 if (!req128_horz_wc)
307 dcc_control = dcc_control__256_256_xxx;
308 else if (segment_order_horz == segment_order__contiguous)
309 dcc_control = dcc_control__128_128_xxx;
310 else
311 dcc_control = dcc_control__256_64_64;
312 } else if (input->scan == SCAN_DIRECTION_VERTICAL) {
313 if (!req128_vert_wc)
314 dcc_control = dcc_control__256_256_xxx;
315 else if (segment_order_vert == segment_order__contiguous)
316 dcc_control = dcc_control__128_128_xxx;
317 else
318 dcc_control = dcc_control__256_64_64;
319 } else {
320 if ((req128_horz_wc &&
321 segment_order_horz == segment_order__non_contiguous) ||
322 (req128_vert_wc &&
323 segment_order_vert == segment_order__non_contiguous))
324
325 dcc_control = dcc_control__256_64_64;
326 else
327
328
329
330 dcc_control = dcc_control__128_128_xxx;
331 }
332
333
334 if ((bpe == 2) && (input->swizzle_mode == DC_SW_64KB_R_X))
335 dcc_control = dcc_control__128_128_xxx;
336
337 if (dc->debug.disable_dcc == DCC_HALF_REQ_DISALBE &&
338 dcc_control != dcc_control__256_256_xxx)
339 return false;
340
341 switch (dcc_control) {
342 case dcc_control__256_256_xxx:
343 output->grph.rgb.max_uncompressed_blk_size = 256;
344 output->grph.rgb.max_compressed_blk_size = 256;
345 output->grph.rgb.independent_64b_blks = false;
346 output->grph.rgb.dcc_controls.dcc_256_256_unconstrained = 1;
347 output->grph.rgb.dcc_controls.dcc_256_128_128 = 1;
348 break;
349 case dcc_control__128_128_xxx:
350 output->grph.rgb.max_uncompressed_blk_size = 128;
351 output->grph.rgb.max_compressed_blk_size = 128;
352 output->grph.rgb.independent_64b_blks = false;
353 output->grph.rgb.dcc_controls.dcc_128_128_uncontrained = 1;
354 output->grph.rgb.dcc_controls.dcc_256_128_128 = 1;
355 break;
356 case dcc_control__256_64_64:
357 output->grph.rgb.max_uncompressed_blk_size = 256;
358 output->grph.rgb.max_compressed_blk_size = 64;
359 output->grph.rgb.independent_64b_blks = true;
360 output->grph.rgb.dcc_controls.dcc_256_64_64 = 1;
361 break;
362 case dcc_control__256_128_128:
363 output->grph.rgb.max_uncompressed_blk_size = 256;
364 output->grph.rgb.max_compressed_blk_size = 128;
365 output->grph.rgb.independent_64b_blks = false;
366 output->grph.rgb.dcc_controls.dcc_256_128_128 = 1;
367 break;
368 }
369 output->capable = true;
370 output->const_color_support = true;
371
372 return true;
373}
374
375void hubbub3_force_wm_propagate_to_pipes(struct hubbub *hubbub)
376{
377 struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
378 uint32_t refclk_mhz = hubbub->ctx->dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000;
379 uint32_t prog_wm_value = convert_and_clamp(hubbub1->watermarks.a.urgent_ns,
380 refclk_mhz, 0x1fffff);
381
382 REG_SET_2(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, 0,
383 DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, prog_wm_value,
384 DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_A, prog_wm_value);
385}
386
387void hubbub3_force_pstate_change_control(struct hubbub *hubbub,
388 bool force, bool allow)
389{
390 struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
391
392 REG_UPDATE_2(DCHUBBUB_ARB_DRAM_STATE_CNTL,
393 DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE, allow,
394 DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE, force);
395}
396
397
398void hubbub3_init_watermarks(struct hubbub *hubbub)
399{
400 struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
401 uint32_t reg;
402
403 reg = REG_READ(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A);
404 REG_WRITE(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, reg);
405 REG_WRITE(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, reg);
406 REG_WRITE(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, reg);
407
408 reg = REG_READ(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A);
409 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B, reg);
410 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C, reg);
411 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D, reg);
412
413 reg = REG_READ(DCHUBBUB_ARB_FRAC_URG_BW_NOM_A);
414 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_NOM_B, reg);
415 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_NOM_C, reg);
416 REG_WRITE(DCHUBBUB_ARB_FRAC_URG_BW_NOM_D, reg);
417
418 reg = REG_READ(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A);
419 REG_WRITE(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, reg);
420 REG_WRITE(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, reg);
421 REG_WRITE(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, reg);
422
423 reg = REG_READ(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A);
424 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, reg);
425 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, reg);
426 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, reg);
427
428 reg = REG_READ(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A);
429 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, reg);
430 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, reg);
431 REG_WRITE(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, reg);
432
433 reg = REG_READ(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A);
434 REG_WRITE(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, reg);
435 REG_WRITE(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, reg);
436 REG_WRITE(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, reg);
437}
438
439static const struct hubbub_funcs hubbub30_funcs = {
440 .update_dchub = hubbub2_update_dchub,
441 .init_dchub_sys_ctx = hubbub3_init_dchub_sys_ctx,
442 .init_vm_ctx = hubbub2_init_vm_ctx,
443 .dcc_support_swizzle = hubbub3_dcc_support_swizzle,
444 .dcc_support_pixel_format = hubbub2_dcc_support_pixel_format,
445 .get_dcc_compression_cap = hubbub3_get_dcc_compression_cap,
446 .wm_read_state = hubbub21_wm_read_state,
447 .get_dchub_ref_freq = hubbub2_get_dchub_ref_freq,
448 .program_watermarks = hubbub3_program_watermarks,
449 .allow_self_refresh_control = hubbub1_allow_self_refresh_control,
450 .is_allow_self_refresh_enabled = hubbub1_is_allow_self_refresh_enabled,
451 .force_wm_propagate_to_pipes = hubbub3_force_wm_propagate_to_pipes,
452 .force_pstate_change_control = hubbub3_force_pstate_change_control,
453 .init_watermarks = hubbub3_init_watermarks,
454 .hubbub_read_state = hubbub2_read_state,
455};
456
457void hubbub3_construct(struct dcn20_hubbub *hubbub3,
458 struct dc_context *ctx,
459 const struct dcn_hubbub_registers *hubbub_regs,
460 const struct dcn_hubbub_shift *hubbub_shift,
461 const struct dcn_hubbub_mask *hubbub_mask)
462{
463 hubbub3->base.ctx = ctx;
464 hubbub3->base.funcs = &hubbub30_funcs;
465 hubbub3->regs = hubbub_regs;
466 hubbub3->shifts = hubbub_shift;
467 hubbub3->masks = hubbub_mask;
468
469 hubbub3->debug_test_index_pstate = 0xB;
470 hubbub3->detile_buf_size = 184 * 1024;
471}
472
473