1/*
2 * Copyright 2022 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
27#include "../display_mode_lib.h"
28#include "../display_mode_vba.h"
29#include "../dml_inline_defs.h"
30#include "display_rq_dlg_calc_32.h"
31
32static bool is_dual_plane(enum source_format_class source_format)
33{
34 bool ret_val = 0;
35
36 if ((source_format == dm_420_12) || (source_format == dm_420_8) || (source_format == dm_420_10)
37 || (source_format == dm_rgbe_alpha))
38 ret_val = 1;
39
40 return ret_val;
41}
42
43void dml32_rq_dlg_get_rq_reg(display_rq_regs_st *rq_regs,
44 struct display_mode_lib *mode_lib,
45 const display_e2e_pipe_params_st *e2e_pipe_param,
46 const unsigned int num_pipes,
47 const unsigned int pipe_idx)
48{
49 const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src;
50 bool dual_plane = is_dual_plane(source_format: (enum source_format_class) (src->source_format));
51 double stored_swath_l_bytes;
52 double stored_swath_c_bytes;
53 bool is_phantom_pipe;
54 uint32_t pixel_chunk_bytes = 0;
55 uint32_t min_pixel_chunk_bytes = 0;
56 uint32_t meta_chunk_bytes = 0;
57 uint32_t min_meta_chunk_bytes = 0;
58 uint32_t dpte_group_bytes = 0;
59 uint32_t mpte_group_bytes = 0;
60
61 uint32_t p1_pixel_chunk_bytes = 0;
62 uint32_t p1_min_pixel_chunk_bytes = 0;
63 uint32_t p1_meta_chunk_bytes = 0;
64 uint32_t p1_min_meta_chunk_bytes = 0;
65 uint32_t p1_dpte_group_bytes = 0;
66 uint32_t p1_mpte_group_bytes = 0;
67
68 unsigned int detile_buf_size_in_bytes;
69 unsigned int detile_buf_plane1_addr;
70 unsigned int pte_row_height_linear;
71
72 memset(rq_regs, 0, sizeof(*rq_regs));
73
74 dml_print("DML_DLG::%s: Calculation for pipe[%d] start, num_pipes=%d\n", __func__, pipe_idx, num_pipes);
75
76 pixel_chunk_bytes = get_pixel_chunk_size_in_kbyte(mode_lib, pipes: e2e_pipe_param, num_pipes) * 1024; // From VBA
77 min_pixel_chunk_bytes = get_min_pixel_chunk_size_in_byte(mode_lib, pipes: e2e_pipe_param, num_pipes); // From VBA
78
79 if (pixel_chunk_bytes == 64 * 1024)
80 min_pixel_chunk_bytes = 0;
81
82 meta_chunk_bytes = get_meta_chunk_size_in_kbyte(mode_lib, pipes: e2e_pipe_param, num_pipes) * 1024; // From VBA
83 min_meta_chunk_bytes = get_min_meta_chunk_size_in_byte(mode_lib, pipes: e2e_pipe_param, num_pipes); // From VBA
84
85 dpte_group_bytes = get_dpte_group_size_in_bytes(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
86 mpte_group_bytes = get_vm_group_size_in_bytes(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
87
88 p1_pixel_chunk_bytes = pixel_chunk_bytes;
89 p1_min_pixel_chunk_bytes = min_pixel_chunk_bytes;
90 p1_meta_chunk_bytes = meta_chunk_bytes;
91 p1_min_meta_chunk_bytes = min_meta_chunk_bytes;
92 p1_dpte_group_bytes = dpte_group_bytes;
93 p1_mpte_group_bytes = mpte_group_bytes;
94
95 if ((enum source_format_class) src->source_format == dm_rgbe_alpha)
96 p1_pixel_chunk_bytes = get_alpha_pixel_chunk_size_in_kbyte(mode_lib, pipes: e2e_pipe_param, num_pipes) * 1024;
97
98 rq_regs->rq_regs_l.chunk_size = dml_log2(x: pixel_chunk_bytes) - 10;
99 rq_regs->rq_regs_c.chunk_size = dml_log2(x: p1_pixel_chunk_bytes) - 10;
100
101 if (min_pixel_chunk_bytes == 0)
102 rq_regs->rq_regs_l.min_chunk_size = 0;
103 else
104 rq_regs->rq_regs_l.min_chunk_size = dml_log2(x: min_pixel_chunk_bytes) - 8 + 1;
105
106 if (p1_min_pixel_chunk_bytes == 0)
107 rq_regs->rq_regs_c.min_chunk_size = 0;
108 else
109 rq_regs->rq_regs_c.min_chunk_size = dml_log2(x: p1_min_pixel_chunk_bytes) - 8 + 1;
110
111 rq_regs->rq_regs_l.meta_chunk_size = dml_log2(x: meta_chunk_bytes) - 10;
112 rq_regs->rq_regs_c.meta_chunk_size = dml_log2(x: p1_meta_chunk_bytes) - 10;
113
114 if (min_meta_chunk_bytes == 0)
115 rq_regs->rq_regs_l.min_meta_chunk_size = 0;
116 else
117 rq_regs->rq_regs_l.min_meta_chunk_size = dml_log2(x: min_meta_chunk_bytes) - 6 + 1;
118
119 if (p1_min_meta_chunk_bytes == 0)
120 rq_regs->rq_regs_c.min_meta_chunk_size = 0;
121 else
122 rq_regs->rq_regs_c.min_meta_chunk_size = dml_log2(x: p1_min_meta_chunk_bytes) - 6 + 1;
123
124 rq_regs->rq_regs_l.dpte_group_size = dml_log2(x: dpte_group_bytes) - 6;
125 rq_regs->rq_regs_l.mpte_group_size = dml_log2(x: mpte_group_bytes) - 6;
126 rq_regs->rq_regs_c.dpte_group_size = dml_log2(x: p1_dpte_group_bytes) - 6;
127 rq_regs->rq_regs_c.mpte_group_size = dml_log2(x: p1_mpte_group_bytes) - 6;
128
129 detile_buf_size_in_bytes = get_det_buffer_size_kbytes(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx) * 1024;
130 detile_buf_plane1_addr = 0;
131 pte_row_height_linear = get_dpte_row_height_linear_l(mode_lib, pipes: e2e_pipe_param, num_pipes,
132 which_pipe: pipe_idx);
133
134 if (src->sw_mode == dm_sw_linear)
135 ASSERT(pte_row_height_linear >= 8);
136
137 rq_regs->rq_regs_l.pte_row_height_linear = dml_floor(a: dml_log2(x: pte_row_height_linear), granularity: 1) - 3;
138
139 if (dual_plane) {
140 unsigned int p1_pte_row_height_linear = get_dpte_row_height_linear_c(mode_lib, pipes: e2e_pipe_param,
141 num_pipes, which_pipe: pipe_idx);
142 ;
143 if (src->sw_mode == dm_sw_linear)
144 ASSERT(p1_pte_row_height_linear >= 8);
145
146 rq_regs->rq_regs_c.pte_row_height_linear = dml_floor(a: dml_log2(x: p1_pte_row_height_linear), granularity: 1) - 3;
147 }
148
149 rq_regs->rq_regs_l.swath_height = dml_log2(x: get_swath_height_l(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx));
150 rq_regs->rq_regs_c.swath_height = dml_log2(x: get_swath_height_c(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx));
151
152 // FIXME: take the max between luma, chroma chunk size?
153 // okay for now, as we are setting pixel_chunk_bytes to 8kb anyways
154 if (pixel_chunk_bytes >= 32 * 1024 || (dual_plane && p1_pixel_chunk_bytes >= 32 * 1024)) { //32kb
155 rq_regs->drq_expansion_mode = 0;
156 } else {
157 rq_regs->drq_expansion_mode = 2;
158 }
159 rq_regs->prq_expansion_mode = 1;
160 rq_regs->mrq_expansion_mode = 1;
161 rq_regs->crq_expansion_mode = 1;
162
163 stored_swath_l_bytes = get_det_stored_buffer_size_l_bytes(mode_lib, pipes: e2e_pipe_param, num_pipes,
164 which_pipe: pipe_idx);
165 stored_swath_c_bytes = get_det_stored_buffer_size_c_bytes(mode_lib, pipes: e2e_pipe_param, num_pipes,
166 which_pipe: pipe_idx);
167 is_phantom_pipe = get_is_phantom_pipe(mode_lib, pipes: e2e_pipe_param, num_pipes, pipe_idx);
168
169 // Note: detile_buf_plane1_addr is in unit of 1KB
170 if (dual_plane) {
171 if (is_phantom_pipe) {
172 detile_buf_plane1_addr = ((1024.0 * 1024.0) / 2.0 / 1024.0); // half to chroma
173 } else {
174 if (stored_swath_l_bytes / stored_swath_c_bytes <= 1.5) {
175 detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 1024.0); // half to chroma
176#ifdef __DML_RQ_DLG_CALC_DEBUG__
177 dml_print("DML_DLG: %s: detile_buf_plane1_addr = %d (1/2 to chroma)\n",
178 __func__, detile_buf_plane1_addr);
179#endif
180 } else {
181 detile_buf_plane1_addr =
182 dml_round_to_multiple(
183 num: (unsigned int) ((2.0 * detile_buf_size_in_bytes) / 3.0),
184 multiple: 1024, up: 0) / 1024.0; // 2/3 to luma
185#ifdef __DML_RQ_DLG_CALC_DEBUG__
186 dml_print("DML_DLG: %s: detile_buf_plane1_addr = %d (1/3 chroma)\n",
187 __func__, detile_buf_plane1_addr);
188#endif
189 }
190 }
191 }
192 rq_regs->plane1_base_address = detile_buf_plane1_addr;
193
194#ifdef __DML_RQ_DLG_CALC_DEBUG__
195 dml_print("DML_DLG: %s: is_phantom_pipe = %d\n", __func__, is_phantom_pipe);
196 dml_print("DML_DLG: %s: stored_swath_l_bytes = %f\n", __func__, stored_swath_l_bytes);
197 dml_print("DML_DLG: %s: stored_swath_c_bytes = %f\n", __func__, stored_swath_c_bytes);
198 dml_print("DML_DLG: %s: detile_buf_size_in_bytes = %d\n", __func__, detile_buf_size_in_bytes);
199 dml_print("DML_DLG: %s: detile_buf_plane1_addr = %d\n", __func__, detile_buf_plane1_addr);
200 dml_print("DML_DLG: %s: plane1_base_address = %d\n", __func__, rq_regs->plane1_base_address);
201#endif
202 print__rq_regs_st(mode_lib, rq_regs);
203 dml_print("DML_DLG::%s: Calculation for pipe[%d] done, num_pipes=%d\n", __func__, pipe_idx, num_pipes);
204}
205
206void dml32_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib,
207 display_dlg_regs_st *dlg_regs,
208 display_ttu_regs_st *ttu_regs,
209 display_e2e_pipe_params_st *e2e_pipe_param,
210 const unsigned int num_pipes,
211 const unsigned int pipe_idx)
212{
213 const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src;
214 const display_pipe_dest_params_st *dst = &e2e_pipe_param[pipe_idx].pipe.dest;
215 const display_clocks_and_cfg_st *clks = &e2e_pipe_param[pipe_idx].clks_cfg;
216 double refcyc_per_req_delivery_pre_cur0 = 0.;
217 double refcyc_per_req_delivery_cur0 = 0.;
218 double refcyc_per_req_delivery_pre_c = 0.;
219 double refcyc_per_req_delivery_c = 0.;
220 double refcyc_per_req_delivery_pre_l;
221 double refcyc_per_req_delivery_l;
222 double refcyc_per_line_delivery_pre_c = 0.;
223 double refcyc_per_line_delivery_c = 0.;
224 double refcyc_per_line_delivery_pre_l;
225 double refcyc_per_line_delivery_l;
226 double min_ttu_vblank;
227 double vratio_pre_l;
228 double vratio_pre_c;
229 unsigned int min_dst_y_next_start;
230 unsigned int htotal = dst->htotal;
231 unsigned int hblank_end = dst->hblank_end;
232 unsigned int vblank_end = dst->vblank_end;
233 bool interlaced = dst->interlaced;
234 double pclk_freq_in_mhz = dst->pixel_rate_mhz;
235 unsigned int vready_after_vcount0;
236 double refclk_freq_in_mhz = clks->refclk_mhz;
237 double ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz;
238 bool dual_plane = 0;
239 unsigned int pipe_index_in_combine[DC__NUM_PIPES__MAX];
240 unsigned int dst_x_after_scaler;
241 unsigned int dst_y_after_scaler;
242 double dst_y_prefetch;
243 double dst_y_per_vm_vblank;
244 double dst_y_per_row_vblank;
245 double dst_y_per_vm_flip;
246 double dst_y_per_row_flip;
247 double max_dst_y_per_vm_vblank = 32.0;
248 double max_dst_y_per_row_vblank = 16.0;
249 double dst_y_per_pte_row_nom_l;
250 double dst_y_per_pte_row_nom_c;
251 double dst_y_per_meta_row_nom_l;
252 double dst_y_per_meta_row_nom_c;
253 double refcyc_per_pte_group_nom_l;
254 double refcyc_per_pte_group_nom_c;
255 double refcyc_per_pte_group_vblank_l;
256 double refcyc_per_pte_group_vblank_c;
257 double refcyc_per_pte_group_flip_l;
258 double refcyc_per_pte_group_flip_c;
259 double refcyc_per_meta_chunk_nom_l;
260 double refcyc_per_meta_chunk_nom_c;
261 double refcyc_per_meta_chunk_vblank_l;
262 double refcyc_per_meta_chunk_vblank_c;
263 double refcyc_per_meta_chunk_flip_l;
264 double refcyc_per_meta_chunk_flip_c;
265
266 memset(dlg_regs, 0, sizeof(*dlg_regs));
267 memset(ttu_regs, 0, sizeof(*ttu_regs));
268 dml_print("DML_DLG::%s: Calculation for pipe[%d] starts, num_pipes=%d\n", __func__, pipe_idx, num_pipes);
269 dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz);
270 dml_print("DML_DLG: %s: pclk_freq_in_mhz = %3.2f\n", __func__, pclk_freq_in_mhz);
271 dml_print("DML_DLG: %s: ref_freq_to_pix_freq = %3.2f\n", __func__, ref_freq_to_pix_freq);
272 dml_print("DML_DLG: %s: interlaced = %d\n", __func__, interlaced);
273 ASSERT(ref_freq_to_pix_freq < 4.0);
274
275 dlg_regs->ref_freq_to_pix_freq = (unsigned int) (ref_freq_to_pix_freq * dml_pow(a: 2, exp: 19));
276 dlg_regs->refcyc_per_htotal = (unsigned int) (ref_freq_to_pix_freq * (double) htotal * dml_pow(a: 2, exp: 8));
277 dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; // 15 bits
278
279 min_ttu_vblank = get_min_ttu_vblank_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
280 min_dst_y_next_start = get_min_dst_y_next_start(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
281
282 dml_print("DML_DLG: %s: min_ttu_vblank (us) = %3.2f\n", __func__, min_ttu_vblank);
283 dml_print("DML_DLG: %s: min_dst_y_next_start = %d\n", __func__, min_dst_y_next_start);
284 dml_print("DML_DLG: %s: ref_freq_to_pix_freq = %3.2f\n", __func__, ref_freq_to_pix_freq);
285
286 dual_plane = is_dual_plane(source_format: (enum source_format_class) (src->source_format));
287
288 vready_after_vcount0 = get_vready_at_or_after_vsync(mode_lib, pipes: e2e_pipe_param, num_pipes,
289 which_pipe: pipe_idx); // From VBA
290 dlg_regs->vready_after_vcount0 = vready_after_vcount0;
291
292 dml_print("DML_DLG: %s: vready_after_vcount0 = %d\n", __func__, dlg_regs->vready_after_vcount0);
293
294 dst_x_after_scaler = dml_ceil(a: get_dst_x_after_scaler(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx), granularity: 1);
295 dst_y_after_scaler = dml_ceil(a: get_dst_y_after_scaler(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx), granularity: 1);
296
297 // do some adjustment on the dst_after scaler to account for odm combine mode
298 dml_print("DML_DLG: %s: input dst_x_after_scaler = %d\n", __func__, dst_x_after_scaler);
299 dml_print("DML_DLG: %s: input dst_y_after_scaler = %d\n", __func__, dst_y_after_scaler);
300
301 // need to figure out which side of odm combine we're in
302 if (dst->odm_combine == dm_odm_combine_mode_2to1 || dst->odm_combine == dm_odm_combine_mode_4to1) {
303 // figure out which pipes go together
304 bool visited[DC__NUM_PIPES__MAX];
305 unsigned int i, j, k;
306
307 for (k = 0; k < num_pipes; ++k) {
308 visited[k] = false;
309 pipe_index_in_combine[k] = 0;
310 }
311
312 for (i = 0; i < num_pipes; i++) {
313 if (e2e_pipe_param[i].pipe.src.is_hsplit && !visited[i]) {
314
315 unsigned int grp = e2e_pipe_param[i].pipe.src.hsplit_grp;
316 unsigned int grp_idx = 0;
317
318 for (j = i; j < num_pipes; j++) {
319 if (e2e_pipe_param[j].pipe.src.hsplit_grp == grp
320 && e2e_pipe_param[j].pipe.src.is_hsplit && !visited[j]) {
321 pipe_index_in_combine[j] = grp_idx;
322 dml_print("DML_DLG: %s: pipe[%d] is in grp %d idx %d\n",
323 __func__, j, grp, grp_idx);
324 grp_idx++;
325 visited[j] = true;
326 }
327 }
328 }
329 }
330 }
331
332 if (dst->odm_combine == dm_odm_combine_mode_disabled) {
333 // FIXME how about ODM split??
334 dlg_regs->refcyc_h_blank_end = (unsigned int) ((double) hblank_end * ref_freq_to_pix_freq);
335 } else {
336 if (dst->odm_combine == dm_odm_combine_mode_2to1 || dst->odm_combine == dm_odm_combine_mode_4to1) {
337 // TODO: We should really check that 4to1 is supported before setting it to 4
338 unsigned int odm_combine_factor = (dst->odm_combine == dm_odm_combine_mode_2to1 ? 2 : 4);
339 unsigned int odm_pipe_index = pipe_index_in_combine[pipe_idx];
340
341 dlg_regs->refcyc_h_blank_end = (unsigned int) (((double) hblank_end
342 + odm_pipe_index * (double) dst->hactive / odm_combine_factor) * ref_freq_to_pix_freq);
343 }
344 }
345 ASSERT(dlg_regs->refcyc_h_blank_end < (unsigned int)dml_pow(2, 13));
346
347 dml_print("DML_DLG: %s: htotal= %d\n", __func__, htotal);
348 dml_print("DML_DLG: %s: dst_x_after_scaler[%d]= %d\n", __func__, pipe_idx, dst_x_after_scaler);
349 dml_print("DML_DLG: %s: dst_y_after_scaler[%d] = %d\n", __func__, pipe_idx, dst_y_after_scaler);
350
351 dst_y_prefetch = get_dst_y_prefetch(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
352 // From VBA
353 dst_y_per_vm_vblank = get_dst_y_per_vm_vblank(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
354 // From VBA
355 dst_y_per_row_vblank = get_dst_y_per_row_vblank(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
356 dst_y_per_vm_flip = get_dst_y_per_vm_flip(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
357 dst_y_per_row_flip = get_dst_y_per_row_flip(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
358
359 // magic!
360 if (htotal <= 75) {
361 max_dst_y_per_vm_vblank = 100.0;
362 max_dst_y_per_row_vblank = 100.0;
363 }
364
365 dml_print("DML_DLG: %s: dst_y_prefetch (after rnd) = %3.2f\n", __func__, dst_y_prefetch);
366 dml_print("DML_DLG: %s: dst_y_per_vm_flip = %3.2f\n", __func__, dst_y_per_vm_flip);
367 dml_print("DML_DLG: %s: dst_y_per_row_flip = %3.2f\n", __func__, dst_y_per_row_flip);
368 dml_print("DML_DLG: %s: dst_y_per_vm_vblank = %3.2f\n", __func__, dst_y_per_vm_vblank);
369 dml_print("DML_DLG: %s: dst_y_per_row_vblank = %3.2f\n", __func__, dst_y_per_row_vblank);
370
371 ASSERT(dst_y_per_vm_vblank < max_dst_y_per_vm_vblank);
372 ASSERT(dst_y_per_row_vblank < max_dst_y_per_row_vblank);
373 ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank));
374
375 vratio_pre_l = get_vratio_prefetch_l(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
376 vratio_pre_c = get_vratio_prefetch_c(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx); // From VBA
377
378 dml_print("DML_DLG: %s: vratio_pre_l = %3.2f\n", __func__, vratio_pre_l);
379 dml_print("DML_DLG: %s: vratio_pre_c = %3.2f\n", __func__, vratio_pre_c);
380
381 // Active
382 refcyc_per_line_delivery_pre_l = get_refcyc_per_line_delivery_pre_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
383 refcyc_per_line_delivery_l = get_refcyc_per_line_delivery_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
384 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
385
386 dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f\n", __func__, refcyc_per_line_delivery_pre_l);
387 dml_print("DML_DLG: %s: refcyc_per_line_delivery_l = %3.2f\n", __func__, refcyc_per_line_delivery_l);
388
389 if (dual_plane) {
390 refcyc_per_line_delivery_pre_c = get_refcyc_per_line_delivery_pre_c_in_us(mode_lib, pipes: e2e_pipe_param,
391 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
392 refcyc_per_line_delivery_c = get_refcyc_per_line_delivery_c_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
393 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
394
395 dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f\n",
396 __func__, refcyc_per_line_delivery_pre_c);
397 dml_print("DML_DLG: %s: refcyc_per_line_delivery_c = %3.2f\n",
398 __func__, refcyc_per_line_delivery_c);
399 }
400
401 if (src->dynamic_metadata_enable && src->gpuvm)
402 dlg_regs->refcyc_per_vm_dmdata = get_refcyc_per_vm_dmdata_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
403 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
404
405 dlg_regs->dmdata_dl_delta = get_dmdata_dl_delta_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx)
406 * refclk_freq_in_mhz; // From VBA
407
408 refcyc_per_req_delivery_pre_l = get_refcyc_per_req_delivery_pre_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
409 refcyc_per_req_delivery_l = get_refcyc_per_req_delivery_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
410 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
411
412 dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f\n", __func__, refcyc_per_req_delivery_pre_l);
413 dml_print("DML_DLG: %s: refcyc_per_req_delivery_l = %3.2f\n", __func__, refcyc_per_req_delivery_l);
414
415 if (dual_plane) {
416 refcyc_per_req_delivery_pre_c = get_refcyc_per_req_delivery_pre_c_in_us(mode_lib, pipes: e2e_pipe_param,
417 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
418 refcyc_per_req_delivery_c = get_refcyc_per_req_delivery_c_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
419 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
420
421 dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f\n",
422 __func__, refcyc_per_req_delivery_pre_c);
423 dml_print("DML_DLG: %s: refcyc_per_req_delivery_c = %3.2f\n", __func__, refcyc_per_req_delivery_c);
424 }
425
426 // TTU - Cursor
427 ASSERT(src->num_cursors <= 1);
428 if (src->num_cursors > 0) {
429 refcyc_per_req_delivery_pre_cur0 = get_refcyc_per_cursor_req_delivery_pre_in_us(mode_lib,
430 pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
431 refcyc_per_req_delivery_cur0 = get_refcyc_per_cursor_req_delivery_in_us(mode_lib, pipes: e2e_pipe_param,
432 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
433
434 dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur0 = %3.2f\n",
435 __func__, refcyc_per_req_delivery_pre_cur0);
436 dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur0 = %3.2f\n",
437 __func__, refcyc_per_req_delivery_cur0);
438 }
439
440 // Assign to register structures
441 dlg_regs->min_dst_y_next_start = min_dst_y_next_start * dml_pow(a: 2, exp: 2);
442 ASSERT(dlg_regs->min_dst_y_next_start < (unsigned int)dml_pow(2, 18));
443
444 dlg_regs->dst_y_after_scaler = dst_y_after_scaler; // in terms of line
445 dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq; // in terms of refclk
446 dlg_regs->dst_y_prefetch = (unsigned int) (dst_y_prefetch * dml_pow(a: 2, exp: 2));
447 dlg_regs->dst_y_per_vm_vblank = (unsigned int) (dst_y_per_vm_vblank * dml_pow(a: 2, exp: 2));
448 dlg_regs->dst_y_per_row_vblank = (unsigned int) (dst_y_per_row_vblank * dml_pow(a: 2, exp: 2));
449 dlg_regs->dst_y_per_vm_flip = (unsigned int) (dst_y_per_vm_flip * dml_pow(a: 2, exp: 2));
450 dlg_regs->dst_y_per_row_flip = (unsigned int) (dst_y_per_row_flip * dml_pow(a: 2, exp: 2));
451
452 dlg_regs->vratio_prefetch = (unsigned int) (vratio_pre_l * dml_pow(a: 2, exp: 19));
453 dlg_regs->vratio_prefetch_c = (unsigned int) (vratio_pre_c * dml_pow(a: 2, exp: 19));
454
455 dml_print("DML_DLG: %s: dlg_regs->dst_y_per_vm_vblank = 0x%x\n", __func__, dlg_regs->dst_y_per_vm_vblank);
456 dml_print("DML_DLG: %s: dlg_regs->dst_y_per_row_vblank = 0x%x\n", __func__, dlg_regs->dst_y_per_row_vblank);
457 dml_print("DML_DLG: %s: dlg_regs->dst_y_per_vm_flip = 0x%x\n", __func__, dlg_regs->dst_y_per_vm_flip);
458 dml_print("DML_DLG: %s: dlg_regs->dst_y_per_row_flip = 0x%x\n", __func__, dlg_regs->dst_y_per_row_flip);
459
460 dlg_regs->refcyc_per_vm_group_vblank = get_refcyc_per_vm_group_vblank_in_us(mode_lib, pipes: e2e_pipe_param,
461 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
462 dlg_regs->refcyc_per_vm_group_flip = get_refcyc_per_vm_group_flip_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
463 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
464 dlg_regs->refcyc_per_vm_req_vblank = get_refcyc_per_vm_req_vblank_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
465 which_pipe: pipe_idx) * refclk_freq_in_mhz * dml_pow(a: 2, exp: 10); // From VBA
466 dlg_regs->refcyc_per_vm_req_flip = get_refcyc_per_vm_req_flip_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
467 which_pipe: pipe_idx) * refclk_freq_in_mhz * dml_pow(a: 2, exp: 10); // From VBA
468
469 // From VBA
470 dst_y_per_pte_row_nom_l = get_dst_y_per_pte_row_nom_l(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
471 // From VBA
472 dst_y_per_pte_row_nom_c = get_dst_y_per_pte_row_nom_c(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
473 // From VBA
474 dst_y_per_meta_row_nom_l = get_dst_y_per_meta_row_nom_l(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
475 // From VBA
476 dst_y_per_meta_row_nom_c = get_dst_y_per_meta_row_nom_c(mode_lib, pipes: e2e_pipe_param, num_pipes, which_pipe: pipe_idx);
477
478 refcyc_per_pte_group_nom_l = get_refcyc_per_pte_group_nom_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
479 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
480 refcyc_per_pte_group_nom_c = get_refcyc_per_pte_group_nom_c_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
481 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
482 refcyc_per_pte_group_vblank_l = get_refcyc_per_pte_group_vblank_l_in_us(mode_lib, pipes: e2e_pipe_param,
483 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
484 refcyc_per_pte_group_vblank_c = get_refcyc_per_pte_group_vblank_c_in_us(mode_lib, pipes: e2e_pipe_param,
485 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
486 refcyc_per_pte_group_flip_l = get_refcyc_per_pte_group_flip_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
487 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
488 refcyc_per_pte_group_flip_c = get_refcyc_per_pte_group_flip_c_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
489 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
490
491 refcyc_per_meta_chunk_nom_l = get_refcyc_per_meta_chunk_nom_l_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
492 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
493 refcyc_per_meta_chunk_nom_c = get_refcyc_per_meta_chunk_nom_c_in_us(mode_lib, pipes: e2e_pipe_param, num_pipes,
494 which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
495 refcyc_per_meta_chunk_vblank_l = get_refcyc_per_meta_chunk_vblank_l_in_us(mode_lib, pipes: e2e_pipe_param,
496 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
497 refcyc_per_meta_chunk_vblank_c = get_refcyc_per_meta_chunk_vblank_c_in_us(mode_lib, pipes: e2e_pipe_param,
498 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
499 refcyc_per_meta_chunk_flip_l = get_refcyc_per_meta_chunk_flip_l_in_us(mode_lib, pipes: e2e_pipe_param,
500 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
501 refcyc_per_meta_chunk_flip_c = get_refcyc_per_meta_chunk_flip_c_in_us(mode_lib, pipes: e2e_pipe_param,
502 num_pipes, which_pipe: pipe_idx) * refclk_freq_in_mhz; // From VBA
503
504 dlg_regs->dst_y_per_pte_row_nom_l = dst_y_per_pte_row_nom_l * dml_pow(a: 2, exp: 2);
505 dlg_regs->dst_y_per_pte_row_nom_c = dst_y_per_pte_row_nom_c * dml_pow(a: 2, exp: 2);
506 dlg_regs->dst_y_per_meta_row_nom_l = dst_y_per_meta_row_nom_l * dml_pow(a: 2, exp: 2);
507 dlg_regs->dst_y_per_meta_row_nom_c = dst_y_per_meta_row_nom_c * dml_pow(a: 2, exp: 2);
508 dlg_regs->refcyc_per_pte_group_nom_l = refcyc_per_pte_group_nom_l;
509 dlg_regs->refcyc_per_pte_group_nom_c = refcyc_per_pte_group_nom_c;
510 dlg_regs->refcyc_per_pte_group_vblank_l = refcyc_per_pte_group_vblank_l;
511 dlg_regs->refcyc_per_pte_group_vblank_c = refcyc_per_pte_group_vblank_c;
512 dlg_regs->refcyc_per_pte_group_flip_l = refcyc_per_pte_group_flip_l;
513 dlg_regs->refcyc_per_pte_group_flip_c = refcyc_per_pte_group_flip_c;
514 dlg_regs->refcyc_per_meta_chunk_nom_l = refcyc_per_meta_chunk_nom_l;
515 dlg_regs->refcyc_per_meta_chunk_nom_c = refcyc_per_meta_chunk_nom_c;
516 dlg_regs->refcyc_per_meta_chunk_vblank_l = refcyc_per_meta_chunk_vblank_l;
517 dlg_regs->refcyc_per_meta_chunk_vblank_c = refcyc_per_meta_chunk_vblank_c;
518 dlg_regs->refcyc_per_meta_chunk_flip_l = refcyc_per_meta_chunk_flip_l;
519 dlg_regs->refcyc_per_meta_chunk_flip_c = refcyc_per_meta_chunk_flip_c;
520 dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int) dml_floor(a: refcyc_per_line_delivery_pre_l, granularity: 1);
521 dlg_regs->refcyc_per_line_delivery_l = (unsigned int) dml_floor(a: refcyc_per_line_delivery_l, granularity: 1);
522 dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int) dml_floor(a: refcyc_per_line_delivery_pre_c, granularity: 1);
523 dlg_regs->refcyc_per_line_delivery_c = (unsigned int) dml_floor(a: refcyc_per_line_delivery_c, granularity: 1);
524
525 dlg_regs->chunk_hdl_adjust_cur0 = 3;
526 dlg_regs->dst_y_offset_cur0 = 0;
527 dlg_regs->chunk_hdl_adjust_cur1 = 3;
528 dlg_regs->dst_y_offset_cur1 = 0;
529
530 dlg_regs->dst_y_delta_drq_limit = 0x7fff; // off
531
532 ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int) (refcyc_per_req_delivery_pre_l * dml_pow(a: 2, exp: 10));
533 ttu_regs->refcyc_per_req_delivery_l = (unsigned int) (refcyc_per_req_delivery_l * dml_pow(a: 2, exp: 10));
534 ttu_regs->refcyc_per_req_delivery_pre_c = (unsigned int) (refcyc_per_req_delivery_pre_c * dml_pow(a: 2, exp: 10));
535 ttu_regs->refcyc_per_req_delivery_c = (unsigned int) (refcyc_per_req_delivery_c * dml_pow(a: 2, exp: 10));
536 ttu_regs->refcyc_per_req_delivery_pre_cur0 =
537 (unsigned int) (refcyc_per_req_delivery_pre_cur0 * dml_pow(a: 2, exp: 10));
538 ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int) (refcyc_per_req_delivery_cur0 * dml_pow(a: 2, exp: 10));
539 ttu_regs->refcyc_per_req_delivery_pre_cur1 = 0;
540 ttu_regs->refcyc_per_req_delivery_cur1 = 0;
541 ttu_regs->qos_level_low_wm = 0;
542
543 ttu_regs->qos_level_high_wm = (unsigned int) (4.0 * (double) htotal * ref_freq_to_pix_freq);
544
545 ttu_regs->qos_level_flip = 14;
546 ttu_regs->qos_level_fixed_l = 8;
547 ttu_regs->qos_level_fixed_c = 8;
548 ttu_regs->qos_level_fixed_cur0 = 8;
549 ttu_regs->qos_ramp_disable_l = 0;
550 ttu_regs->qos_ramp_disable_c = 0;
551 ttu_regs->qos_ramp_disable_cur0 = 0;
552 ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz;
553
554 // CHECK for HW registers' range, assert or clamp
555 ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13));
556 ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13));
557 ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13));
558 ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13));
559 if (dlg_regs->refcyc_per_vm_group_vblank >= (unsigned int) dml_pow(a: 2, exp: 23))
560 dlg_regs->refcyc_per_vm_group_vblank = dml_pow(a: 2, exp: 23) - 1;
561
562 if (dlg_regs->refcyc_per_vm_group_flip >= (unsigned int) dml_pow(a: 2, exp: 23))
563 dlg_regs->refcyc_per_vm_group_flip = dml_pow(a: 2, exp: 23) - 1;
564
565 if (dlg_regs->refcyc_per_vm_req_vblank >= (unsigned int) dml_pow(a: 2, exp: 23))
566 dlg_regs->refcyc_per_vm_req_vblank = dml_pow(a: 2, exp: 23) - 1;
567
568 if (dlg_regs->refcyc_per_vm_req_flip >= (unsigned int) dml_pow(a: 2, exp: 23))
569 dlg_regs->refcyc_per_vm_req_flip = dml_pow(a: 2, exp: 23) - 1;
570
571 ASSERT(dlg_regs->dst_y_after_scaler < (unsigned int) 8);
572 ASSERT(dlg_regs->refcyc_x_after_scaler < (unsigned int)dml_pow(2, 13));
573 ASSERT(dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int)dml_pow(2, 17));
574 if (dual_plane) {
575 if (dlg_regs->dst_y_per_pte_row_nom_c >= (unsigned int) dml_pow(a: 2, exp: 17)) {
576 // FIXME what so special about chroma, can we just assert?
577 dml_print("DML_DLG: %s: Warning dst_y_per_pte_row_nom_c %u > register max U15.2 %u\n",
578 __func__, dlg_regs->dst_y_per_pte_row_nom_c, (unsigned int)dml_pow(2, 17) - 1);
579 }
580 }
581 ASSERT(dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int)dml_pow(2, 17));
582 ASSERT(dlg_regs->dst_y_per_meta_row_nom_c < (unsigned int)dml_pow(2, 17));
583
584 if (dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int) dml_pow(a: 2, exp: 23))
585 dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(a: 2, exp: 23) - 1;
586 if (dual_plane) {
587 if (dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int) dml_pow(a: 2, exp: 23))
588 dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(a: 2, exp: 23) - 1;
589 }
590 ASSERT(dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int)dml_pow(2, 13));
591 if (dual_plane) {
592 ASSERT(dlg_regs->refcyc_per_pte_group_vblank_c < (unsigned int)dml_pow(2, 13));
593 }
594
595 if (dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int) dml_pow(a: 2, exp: 23))
596 dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(a: 2, exp: 23) - 1;
597 if (dual_plane) {
598 if (dlg_regs->refcyc_per_meta_chunk_nom_c >= (unsigned int) dml_pow(a: 2, exp: 23))
599 dlg_regs->refcyc_per_meta_chunk_nom_c = dml_pow(a: 2, exp: 23) - 1;
600 }
601 ASSERT(dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int)dml_pow(2, 13));
602 ASSERT(dlg_regs->refcyc_per_meta_chunk_vblank_c < (unsigned int)dml_pow(2, 13));
603 ASSERT(dlg_regs->refcyc_per_line_delivery_pre_l < (unsigned int)dml_pow(2, 13));
604 ASSERT(dlg_regs->refcyc_per_line_delivery_l < (unsigned int)dml_pow(2, 13));
605 ASSERT(dlg_regs->refcyc_per_line_delivery_pre_c < (unsigned int)dml_pow(2, 13));
606 ASSERT(dlg_regs->refcyc_per_line_delivery_c < (unsigned int)dml_pow(2, 13));
607 ASSERT(ttu_regs->qos_level_low_wm < dml_pow(2, 14));
608 ASSERT(ttu_regs->qos_level_high_wm < dml_pow(2, 14));
609 ASSERT(ttu_regs->min_ttu_vblank < dml_pow(2, 24));
610
611 print__ttu_regs_st(mode_lib, ttu_regs);
612 print__dlg_regs_st(mode_lib, dlg_regs);
613 dml_print("DML_DLG::%s: Calculation for pipe[%d] done, num_pipes=%d\n", __func__, pipe_idx, num_pipes);
614}
615
616

source code of linux/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_rq_dlg_calc_32.c