xref: /linux/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_rq_dlg_calc_31.c (revision c771600c6af14749609b49565ffb4cac2959710d)
1 /*
2  * Copyright 2017 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 "../display_mode_lib.h"
27 #include "../display_mode_vba.h"
28 #include "../dml_inline_defs.h"
29 #include "display_rq_dlg_calc_31.h"
30 #include "../dcn30/display_mode_vba_30.h"
31 
is_dual_plane(enum source_format_class source_format)32 static 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) || (source_format == dm_rgbe_alpha))
37 		ret_val = 1;
38 
39 	return ret_val;
40 }
41 
get_refcyc_per_delivery(struct display_mode_lib * mode_lib,double refclk_freq_in_mhz,double pclk_freq_in_mhz,unsigned int odm_combine,unsigned int recout_width,unsigned int hactive,double vratio,double hscale_pixel_rate,unsigned int delivery_width,unsigned int req_per_swath_ub)42 static double get_refcyc_per_delivery(
43 		struct display_mode_lib *mode_lib,
44 		double refclk_freq_in_mhz,
45 		double pclk_freq_in_mhz,
46 		unsigned int odm_combine,
47 		unsigned int recout_width,
48 		unsigned int hactive,
49 		double vratio,
50 		double hscale_pixel_rate,
51 		unsigned int delivery_width,
52 		unsigned int req_per_swath_ub)
53 {
54 	double refcyc_per_delivery = 0.0;
55 
56 	if (vratio <= 1.0) {
57 		if (odm_combine)
58 			refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) ((unsigned int) odm_combine * 2)
59 					* dml_min((double) recout_width, (double) hactive / ((unsigned int) odm_combine * 2)) / pclk_freq_in_mhz / (double) req_per_swath_ub;
60 		else
61 			refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) recout_width / pclk_freq_in_mhz / (double) req_per_swath_ub;
62 	} else {
63 		refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) delivery_width / (double) hscale_pixel_rate / (double) req_per_swath_ub;
64 	}
65 
66 #ifdef __DML_RQ_DLG_CALC_DEBUG__
67 	dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz);
68 	dml_print("DML_DLG: %s: pclk_freq_in_mhz   = %3.2f\n", __func__, pclk_freq_in_mhz);
69 	dml_print("DML_DLG: %s: recout_width       = %d\n", __func__, recout_width);
70 	dml_print("DML_DLG: %s: vratio             = %3.2f\n", __func__, vratio);
71 	dml_print("DML_DLG: %s: req_per_swath_ub   = %d\n", __func__, req_per_swath_ub);
72 	dml_print("DML_DLG: %s: hscale_pixel_rate  = %3.2f\n", __func__, hscale_pixel_rate);
73 	dml_print("DML_DLG: %s: delivery_width     = %d\n", __func__, delivery_width);
74 	dml_print("DML_DLG: %s: refcyc_per_delivery= %3.2f\n", __func__, refcyc_per_delivery);
75 #endif
76 
77 	return refcyc_per_delivery;
78 
79 }
80 
get_blk_size_bytes(const enum source_macro_tile_size tile_size)81 static unsigned int get_blk_size_bytes(const enum source_macro_tile_size tile_size)
82 {
83 	if (tile_size == dm_256k_tile)
84 		return (256 * 1024);
85 	else if (tile_size == dm_64k_tile)
86 		return (64 * 1024);
87 	else
88 		return (4 * 1024);
89 }
90 
extract_rq_sizing_regs(struct display_mode_lib * mode_lib,display_data_rq_regs_st * rq_regs,const display_data_rq_sizing_params_st * rq_sizing)91 static void extract_rq_sizing_regs(struct display_mode_lib *mode_lib, display_data_rq_regs_st *rq_regs, const display_data_rq_sizing_params_st *rq_sizing)
92 {
93 	print__data_rq_sizing_params_st(mode_lib, rq_sizing);
94 
95 	rq_regs->chunk_size = dml_log2(rq_sizing->chunk_bytes) - 10;
96 
97 	if (rq_sizing->min_chunk_bytes == 0)
98 		rq_regs->min_chunk_size = 0;
99 	else
100 		rq_regs->min_chunk_size = dml_log2(rq_sizing->min_chunk_bytes) - 8 + 1;
101 
102 	rq_regs->meta_chunk_size = dml_log2(rq_sizing->meta_chunk_bytes) - 10;
103 	if (rq_sizing->min_meta_chunk_bytes == 0)
104 		rq_regs->min_meta_chunk_size = 0;
105 	else
106 		rq_regs->min_meta_chunk_size = dml_log2(rq_sizing->min_meta_chunk_bytes) - 6 + 1;
107 
108 	rq_regs->dpte_group_size = dml_log2(rq_sizing->dpte_group_bytes) - 6;
109 	rq_regs->mpte_group_size = dml_log2(rq_sizing->mpte_group_bytes) - 6;
110 }
111 
extract_rq_regs(struct display_mode_lib * mode_lib,display_rq_regs_st * rq_regs,const display_rq_params_st * rq_param)112 static void extract_rq_regs(struct display_mode_lib *mode_lib, display_rq_regs_st *rq_regs, const display_rq_params_st *rq_param)
113 {
114 	unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
115 	unsigned int detile_buf_plane1_addr = 0;
116 
117 	extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), &rq_param->sizing.rq_l);
118 
119 	rq_regs->rq_regs_l.pte_row_height_linear = dml_floor(dml_log2(rq_param->dlg.rq_l.dpte_row_height), 1) - 3;
120 
121 	if (rq_param->yuv420) {
122 		extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), &rq_param->sizing.rq_c);
123 		rq_regs->rq_regs_c.pte_row_height_linear = dml_floor(dml_log2(rq_param->dlg.rq_c.dpte_row_height), 1) - 3;
124 	}
125 
126 	rq_regs->rq_regs_l.swath_height = dml_log2(rq_param->dlg.rq_l.swath_height);
127 	rq_regs->rq_regs_c.swath_height = dml_log2(rq_param->dlg.rq_c.swath_height);
128 
129 	// FIXME: take the max between luma, chroma chunk size?
130 	// okay for now, as we are setting chunk_bytes to 8kb anyways
131 	if (rq_param->sizing.rq_l.chunk_bytes >= 32 * 1024 || (rq_param->yuv420 && rq_param->sizing.rq_c.chunk_bytes >= 32 * 1024)) { //32kb
132 		rq_regs->drq_expansion_mode = 0;
133 	} else {
134 		rq_regs->drq_expansion_mode = 2;
135 	}
136 	rq_regs->prq_expansion_mode = 1;
137 	rq_regs->mrq_expansion_mode = 1;
138 	rq_regs->crq_expansion_mode = 1;
139 
140 	// Note: detile_buf_plane1_addr is in unit of 1KB
141 	if (rq_param->yuv420) {
142 		if ((double) rq_param->misc.rq_l.stored_swath_bytes / (double) rq_param->misc.rq_c.stored_swath_bytes <= 1.5) {
143 			detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 1024.0); // half to chroma
144 #ifdef __DML_RQ_DLG_CALC_DEBUG__
145 					dml_print("DML_DLG: %s: detile_buf_plane1_addr = %0d (1/2 to chroma)\n", __func__, detile_buf_plane1_addr);
146 #endif
147 		} else {
148 			detile_buf_plane1_addr = dml_round_to_multiple((unsigned int) ((2.0 * detile_buf_size_in_bytes) / 3.0), 1024, 0) / 1024.0; // 2/3 to luma
149 #ifdef __DML_RQ_DLG_CALC_DEBUG__
150 					dml_print("DML_DLG: %s: detile_buf_plane1_addr = %0d (1/3 chroma)\n", __func__, detile_buf_plane1_addr);
151 #endif
152 		}
153 	}
154 	rq_regs->plane1_base_address = detile_buf_plane1_addr;
155 
156 #ifdef __DML_RQ_DLG_CALC_DEBUG__
157 	dml_print("DML_DLG: %s: detile_buf_size_in_bytes = %0d\n", __func__, detile_buf_size_in_bytes);
158 	dml_print("DML_DLG: %s: detile_buf_plane1_addr = %0d\n", __func__, detile_buf_plane1_addr);
159 	dml_print("DML_DLG: %s: plane1_base_address = %0d\n", __func__, rq_regs->plane1_base_address);
160 	dml_print("DML_DLG: %s: rq_l.stored_swath_bytes = %0d\n", __func__, rq_param->misc.rq_l.stored_swath_bytes);
161 	dml_print("DML_DLG: %s: rq_c.stored_swath_bytes = %0d\n", __func__, rq_param->misc.rq_c.stored_swath_bytes);
162 	dml_print("DML_DLG: %s: rq_l.swath_height = %0d\n", __func__, rq_param->dlg.rq_l.swath_height);
163 	dml_print("DML_DLG: %s: rq_c.swath_height = %0d\n", __func__, rq_param->dlg.rq_c.swath_height);
164 #endif
165 }
166 
handle_det_buf_split(struct display_mode_lib * mode_lib,display_rq_params_st * rq_param,const display_pipe_source_params_st * pipe_src_param)167 static void handle_det_buf_split(struct display_mode_lib *mode_lib, display_rq_params_st *rq_param, const display_pipe_source_params_st *pipe_src_param)
168 {
169 	unsigned int total_swath_bytes = 0;
170 	unsigned int swath_bytes_l = 0;
171 	unsigned int swath_bytes_c = 0;
172 	unsigned int full_swath_bytes_packed_l = 0;
173 	unsigned int full_swath_bytes_packed_c = 0;
174 	bool req128_l = 0;
175 	bool req128_c = 0;
176 	bool surf_linear = (pipe_src_param->sw_mode == dm_sw_linear);
177 	bool surf_vert = (pipe_src_param->source_scan == dm_vert);
178 	unsigned int log2_swath_height_l = 0;
179 	unsigned int log2_swath_height_c = 0;
180 	unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
181 
182 	full_swath_bytes_packed_l = rq_param->misc.rq_l.full_swath_bytes;
183 	full_swath_bytes_packed_c = rq_param->misc.rq_c.full_swath_bytes;
184 
185 #ifdef __DML_RQ_DLG_CALC_DEBUG__
186 	dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d\n", __func__, full_swath_bytes_packed_l);
187 	dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d\n", __func__, full_swath_bytes_packed_c);
188 #endif
189 
190 	if (rq_param->yuv420_10bpc) {
191 		full_swath_bytes_packed_l = dml_round_to_multiple(rq_param->misc.rq_l.full_swath_bytes * 2.0 / 3.0, 256, 1) + 256;
192 		full_swath_bytes_packed_c = dml_round_to_multiple(rq_param->misc.rq_c.full_swath_bytes * 2.0 / 3.0, 256, 1) + 256;
193 #ifdef __DML_RQ_DLG_CALC_DEBUG__
194 		dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d (3-2 packing)\n", __func__, full_swath_bytes_packed_l);
195 		dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d (3-2 packing)\n", __func__, full_swath_bytes_packed_c);
196 #endif
197 	}
198 
199 	if (rq_param->yuv420)
200 		total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
201 	else
202 		total_swath_bytes = 2 * full_swath_bytes_packed_l;
203 
204 #ifdef __DML_RQ_DLG_CALC_DEBUG__
205 	dml_print("DML_DLG: %s: total_swath_bytes = %0d\n", __func__, total_swath_bytes);
206 	dml_print("DML_DLG: %s: detile_buf_size_in_bytes = %0d\n", __func__, detile_buf_size_in_bytes);
207 #endif
208 
209 	if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
210 		req128_l = 0;
211 		req128_c = 0;
212 		swath_bytes_l = full_swath_bytes_packed_l;
213 		swath_bytes_c = full_swath_bytes_packed_c;
214 	} else if (!rq_param->yuv420) {
215 		req128_l = 1;
216 		req128_c = 0;
217 		swath_bytes_c = full_swath_bytes_packed_c;
218 		swath_bytes_l = full_swath_bytes_packed_l / 2;
219 	} else if ((double) full_swath_bytes_packed_l / (double) full_swath_bytes_packed_c < 1.5) {
220 		req128_l = 0;
221 		req128_c = 1;
222 		swath_bytes_l = full_swath_bytes_packed_l;
223 		swath_bytes_c = full_swath_bytes_packed_c / 2;
224 
225 		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
226 
227 		if (total_swath_bytes > detile_buf_size_in_bytes) {
228 			req128_l = 1;
229 			swath_bytes_l = full_swath_bytes_packed_l / 2;
230 		}
231 	} else {
232 		req128_l = 1;
233 		req128_c = 0;
234 		swath_bytes_l = full_swath_bytes_packed_l / 2;
235 		swath_bytes_c = full_swath_bytes_packed_c;
236 
237 		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
238 
239 		if (total_swath_bytes > detile_buf_size_in_bytes) {
240 			req128_c = 1;
241 			swath_bytes_c = full_swath_bytes_packed_c / 2;
242 		}
243 	}
244 
245 	if (rq_param->yuv420)
246 		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
247 	else
248 		total_swath_bytes = 2 * swath_bytes_l;
249 
250 	rq_param->misc.rq_l.stored_swath_bytes = swath_bytes_l;
251 	rq_param->misc.rq_c.stored_swath_bytes = swath_bytes_c;
252 
253 #ifdef __DML_RQ_DLG_CALC_DEBUG__
254 	dml_print("DML_DLG: %s: total_swath_bytes = %0d\n", __func__, total_swath_bytes);
255 	dml_print("DML_DLG: %s: rq_l.stored_swath_bytes = %0d\n", __func__, rq_param->misc.rq_l.stored_swath_bytes);
256 	dml_print("DML_DLG: %s: rq_c.stored_swath_bytes = %0d\n", __func__, rq_param->misc.rq_c.stored_swath_bytes);
257 #endif
258 	if (surf_linear) {
259 		log2_swath_height_l = 0;
260 		log2_swath_height_c = 0;
261 	} else {
262 		unsigned int swath_height_l;
263 		unsigned int swath_height_c;
264 
265 		if (!surf_vert) {
266 			swath_height_l = rq_param->misc.rq_l.blk256_height;
267 			swath_height_c = rq_param->misc.rq_c.blk256_height;
268 		} else {
269 			swath_height_l = rq_param->misc.rq_l.blk256_width;
270 			swath_height_c = rq_param->misc.rq_c.blk256_width;
271 		}
272 
273 		if (swath_height_l > 0)
274 			log2_swath_height_l = dml_log2(swath_height_l);
275 
276 		if (req128_l && log2_swath_height_l > 0)
277 			log2_swath_height_l -= 1;
278 
279 		if (swath_height_c > 0)
280 			log2_swath_height_c = dml_log2(swath_height_c);
281 
282 		if (req128_c && log2_swath_height_c > 0)
283 			log2_swath_height_c -= 1;
284 	}
285 
286 	rq_param->dlg.rq_l.swath_height = 1 << log2_swath_height_l;
287 	rq_param->dlg.rq_c.swath_height = 1 << log2_swath_height_c;
288 
289 #ifdef __DML_RQ_DLG_CALC_DEBUG__
290 	dml_print("DML_DLG: %s: req128_l = %0d\n", __func__, req128_l);
291 	dml_print("DML_DLG: %s: req128_c = %0d\n", __func__, req128_c);
292 	dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d\n", __func__, full_swath_bytes_packed_l);
293 	dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d\n", __func__, full_swath_bytes_packed_c);
294 	dml_print("DML_DLG: %s: swath_height luma = %0d\n", __func__, rq_param->dlg.rq_l.swath_height);
295 	dml_print("DML_DLG: %s: swath_height chroma = %0d\n", __func__, rq_param->dlg.rq_c.swath_height);
296 #endif
297 }
298 
get_meta_and_pte_attr(struct display_mode_lib * mode_lib,display_data_rq_dlg_params_st * rq_dlg_param,display_data_rq_misc_params_st * rq_misc_param,display_data_rq_sizing_params_st * rq_sizing_param,unsigned int vp_width,unsigned int vp_height,unsigned int data_pitch,unsigned int meta_pitch,unsigned int source_format,unsigned int tiling,unsigned int macro_tile_size,unsigned int source_scan,unsigned int hostvm_enable,unsigned int is_chroma,unsigned int surface_height)299 static void get_meta_and_pte_attr(
300 		struct display_mode_lib *mode_lib,
301 		display_data_rq_dlg_params_st *rq_dlg_param,
302 		display_data_rq_misc_params_st *rq_misc_param,
303 		display_data_rq_sizing_params_st *rq_sizing_param,
304 		unsigned int vp_width,
305 		unsigned int vp_height,
306 		unsigned int data_pitch,
307 		unsigned int meta_pitch,
308 		unsigned int source_format,
309 		unsigned int tiling,
310 		unsigned int macro_tile_size,
311 		unsigned int source_scan,
312 		unsigned int hostvm_enable,
313 		unsigned int is_chroma,
314 		unsigned int surface_height)
315 {
316 	bool surf_linear = (tiling == dm_sw_linear);
317 	bool surf_vert = (source_scan == dm_vert);
318 
319 	unsigned int bytes_per_element;
320 	unsigned int bytes_per_element_y;
321 	unsigned int bytes_per_element_c;
322 
323 	unsigned int blk256_width = 0;
324 	unsigned int blk256_height = 0;
325 
326 	unsigned int blk256_width_y = 0;
327 	unsigned int blk256_height_y = 0;
328 	unsigned int blk256_width_c = 0;
329 	unsigned int blk256_height_c = 0;
330 	unsigned int log2_bytes_per_element;
331 	unsigned int log2_blk256_width;
332 	unsigned int log2_blk256_height;
333 	unsigned int blk_bytes;
334 	unsigned int log2_blk_bytes;
335 	unsigned int log2_blk_height;
336 	unsigned int log2_blk_width;
337 	unsigned int log2_meta_req_bytes;
338 	unsigned int log2_meta_req_height;
339 	unsigned int log2_meta_req_width;
340 	unsigned int meta_req_width;
341 	unsigned int meta_req_height;
342 	unsigned int log2_meta_row_height;
343 	unsigned int meta_row_width_ub;
344 	unsigned int log2_meta_chunk_bytes;
345 	unsigned int log2_meta_chunk_height;
346 
347 	//full sized meta chunk width in unit of data elements
348 	unsigned int log2_meta_chunk_width;
349 	unsigned int log2_min_meta_chunk_bytes;
350 	unsigned int min_meta_chunk_width;
351 	unsigned int meta_chunk_width;
352 	unsigned int meta_chunk_per_row_int;
353 	unsigned int meta_row_remainder;
354 	unsigned int meta_chunk_threshold;
355 	unsigned int meta_blk_height;
356 	unsigned int meta_surface_bytes;
357 	unsigned int vmpg_bytes;
358 	unsigned int meta_pte_req_per_frame_ub;
359 	unsigned int meta_pte_bytes_per_frame_ub;
360 	const unsigned int log2_vmpg_bytes = dml_log2(mode_lib->soc.gpuvm_min_page_size_bytes);
361 	const bool dual_plane_en = is_dual_plane((enum source_format_class) (source_format));
362 	const unsigned int dpte_buf_in_pte_reqs =
363 			dual_plane_en ? (is_chroma ? mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma : mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma) : (mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma
364 							+ mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma);
365 
366 	unsigned int log2_vmpg_height = 0;
367 	unsigned int log2_vmpg_width = 0;
368 	unsigned int log2_dpte_req_height_ptes = 0;
369 	unsigned int log2_dpte_req_height = 0;
370 	unsigned int log2_dpte_req_width = 0;
371 	unsigned int log2_dpte_row_height_linear = 0;
372 	unsigned int log2_dpte_row_height = 0;
373 	unsigned int log2_dpte_group_width = 0;
374 	unsigned int dpte_row_width_ub = 0;
375 	unsigned int dpte_req_height = 0;
376 	unsigned int dpte_req_width = 0;
377 	unsigned int dpte_group_width = 0;
378 	unsigned int log2_dpte_group_bytes = 0;
379 	unsigned int log2_dpte_group_length = 0;
380 	double byte_per_pixel_det_y;
381 	double byte_per_pixel_det_c;
382 
383 	dml30_CalculateBytePerPixelAnd256BBlockSizes(
384 			(enum source_format_class) (source_format),
385 			(enum dm_swizzle_mode) (tiling),
386 			&bytes_per_element_y,
387 			&bytes_per_element_c,
388 			&byte_per_pixel_det_y,
389 			&byte_per_pixel_det_c,
390 			&blk256_height_y,
391 			&blk256_height_c,
392 			&blk256_width_y,
393 			&blk256_width_c);
394 
395 	if (!is_chroma) {
396 		blk256_width = blk256_width_y;
397 		blk256_height = blk256_height_y;
398 		bytes_per_element = bytes_per_element_y;
399 	} else {
400 		blk256_width = blk256_width_c;
401 		blk256_height = blk256_height_c;
402 		bytes_per_element = bytes_per_element_c;
403 	}
404 
405 	log2_bytes_per_element = dml_log2(bytes_per_element);
406 
407 	dml_print("DML_DLG: %s: surf_linear        = %d\n", __func__, surf_linear);
408 	dml_print("DML_DLG: %s: surf_vert          = %d\n", __func__, surf_vert);
409 	dml_print("DML_DLG: %s: blk256_width       = %d\n", __func__, blk256_width);
410 	dml_print("DML_DLG: %s: blk256_height      = %d\n", __func__, blk256_height);
411 
412 	log2_blk256_width = dml_log2((double) blk256_width);
413 	log2_blk256_height = dml_log2((double) blk256_height);
414 	blk_bytes = surf_linear ? 256 : get_blk_size_bytes((enum source_macro_tile_size) macro_tile_size);
415 	log2_blk_bytes = dml_log2((double) blk_bytes);
416 
417 	// remember log rule
418 	// "+" in log is multiply
419 	// "-" in log is divide
420 	// "/2" is like square root
421 	// blk is vertical biased
422 	if (tiling != dm_sw_linear)
423 		log2_blk_height = log2_blk256_height + dml_ceil((double) (log2_blk_bytes - 8) / 2.0, 1);
424 	else
425 		log2_blk_height = 0;	// blk height of 1
426 
427 	log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height;
428 
429 	if (!surf_vert) {
430 		int unsigned temp;
431 
432 		temp = dml_round_to_multiple(vp_width - 1, blk256_width, 1) + blk256_width;
433 		if (data_pitch < blk256_width) {
434 			dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < blk256_width=%u\n", __func__, data_pitch, blk256_width);
435 		} else {
436 			if (temp > data_pitch) {
437 				if (data_pitch >= vp_width)
438 					temp = data_pitch;
439 				else
440 					dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < vp_width=%u\n", __func__, data_pitch, vp_width);
441 			}
442 		}
443 		rq_dlg_param->swath_width_ub = temp;
444 		rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_width;
445 	} else {
446 		int unsigned temp;
447 
448 		temp = dml_round_to_multiple(vp_height - 1, blk256_height, 1) + blk256_height;
449 		if (surface_height < blk256_height) {
450 			dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < blk256_height=%u\n", __func__, surface_height, blk256_height);
451 		} else {
452 			if (temp > surface_height) {
453 				if (surface_height >= vp_height)
454 					temp = surface_height;
455 				else
456 					dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < vp_height=%u\n", __func__, surface_height, vp_height);
457 			}
458 		}
459 		rq_dlg_param->swath_width_ub = temp;
460 		rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_height;
461 	}
462 
463 	if (!surf_vert)
464 		rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_height * bytes_per_element;
465 	else
466 		rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_width * bytes_per_element;
467 
468 	rq_misc_param->blk256_height = blk256_height;
469 	rq_misc_param->blk256_width = blk256_width;
470 
471 	// -------
472 	// meta
473 	// -------
474 	log2_meta_req_bytes = 6;	// meta request is 64b and is 8x8byte meta element
475 
476 	// each 64b meta request for dcn is 8x8 meta elements and
477 	// a meta element covers one 256b block of the data surface.
478 	log2_meta_req_height = log2_blk256_height + 3;	// meta req is 8x8 byte, each byte represent 1 blk256
479 	log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element - log2_meta_req_height;
480 	meta_req_width = 1 << log2_meta_req_width;
481 	meta_req_height = 1 << log2_meta_req_height;
482 
483 	// the dimensions of a meta row are meta_row_width x meta_row_height in elements.
484 	// calculate upper bound of the meta_row_width
485 	if (!surf_vert) {
486 		log2_meta_row_height = log2_meta_req_height;
487 		meta_row_width_ub = dml_round_to_multiple(vp_width - 1, meta_req_width, 1) + meta_req_width;
488 		rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_width;
489 	} else {
490 		log2_meta_row_height = log2_meta_req_width;
491 		meta_row_width_ub = dml_round_to_multiple(vp_height - 1, meta_req_height, 1) + meta_req_height;
492 		rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_height;
493 	}
494 	rq_dlg_param->meta_bytes_per_row_ub = rq_dlg_param->meta_req_per_row_ub * 64;
495 
496 	rq_dlg_param->meta_row_height = 1 << log2_meta_row_height;
497 
498 	log2_meta_chunk_bytes = dml_log2(rq_sizing_param->meta_chunk_bytes);
499 	log2_meta_chunk_height = log2_meta_row_height;
500 
501 	//full sized meta chunk width in unit of data elements
502 	log2_meta_chunk_width = log2_meta_chunk_bytes + 8 - log2_bytes_per_element - log2_meta_chunk_height;
503 	log2_min_meta_chunk_bytes = dml_log2(rq_sizing_param->min_meta_chunk_bytes);
504 	min_meta_chunk_width = 1 << (log2_min_meta_chunk_bytes + 8 - log2_bytes_per_element - log2_meta_chunk_height);
505 	meta_chunk_width = 1 << log2_meta_chunk_width;
506 	meta_chunk_per_row_int = (unsigned int) (meta_row_width_ub / meta_chunk_width);
507 	meta_row_remainder = meta_row_width_ub % meta_chunk_width;
508 	meta_chunk_threshold = 0;
509 	meta_blk_height = blk256_height * 64;
510 	meta_surface_bytes = meta_pitch * (dml_round_to_multiple(vp_height - 1, meta_blk_height, 1) + meta_blk_height) * bytes_per_element / 256;
511 	vmpg_bytes = mode_lib->soc.gpuvm_min_page_size_bytes;
512 	meta_pte_req_per_frame_ub = (dml_round_to_multiple(meta_surface_bytes - vmpg_bytes, 8 * vmpg_bytes, 1) + 8 * vmpg_bytes) / (8 * vmpg_bytes);
513 	meta_pte_bytes_per_frame_ub = meta_pte_req_per_frame_ub * 64;	//64B mpte request
514 	rq_dlg_param->meta_pte_bytes_per_frame_ub = meta_pte_bytes_per_frame_ub;
515 
516 	dml_print("DML_DLG: %s: meta_blk_height             = %d\n", __func__, meta_blk_height);
517 	dml_print("DML_DLG: %s: meta_surface_bytes          = %d\n", __func__, meta_surface_bytes);
518 	dml_print("DML_DLG: %s: meta_pte_req_per_frame_ub   = %d\n", __func__, meta_pte_req_per_frame_ub);
519 	dml_print("DML_DLG: %s: meta_pte_bytes_per_frame_ub = %d\n", __func__, meta_pte_bytes_per_frame_ub);
520 
521 	if (!surf_vert)
522 		meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width;
523 	else
524 		meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height;
525 
526 	if (meta_row_remainder <= meta_chunk_threshold)
527 		rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 1;
528 	else
529 		rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 2;
530 
531 	// ------
532 	// dpte
533 	// ------
534 	if (surf_linear) {
535 		log2_vmpg_height = 0;   // one line high
536 	} else {
537 		log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height;
538 	}
539 	log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height;
540 
541 	// only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4.
542 	if (surf_linear) { //one 64B PTE request returns 8 PTEs
543 		log2_dpte_req_height_ptes = 0;
544 		log2_dpte_req_width = log2_vmpg_width + 3;
545 		log2_dpte_req_height = 0;
546 	} else if (log2_blk_bytes == 12) { //4KB tile means 4kB page size
547 		//one 64B req gives 8x1 PTEs for 4KB tile
548 		log2_dpte_req_height_ptes = 0;
549 		log2_dpte_req_width = log2_blk_width + 3;
550 		log2_dpte_req_height = log2_blk_height + 0;
551 	} else if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) { // tile block >= 64KB
552 		//two 64B reqs of 2x4 PTEs give 16 PTEs to cover 64KB
553 		log2_dpte_req_height_ptes = 4;
554 		log2_dpte_req_width = log2_blk256_width + 4;		// log2_64KB_width
555 		log2_dpte_req_height = log2_blk256_height + 4;		// log2_64KB_height
556 	} else { //64KB page size and must 64KB tile block
557 		 //one 64B req gives 8x1 PTEs for 64KB tile
558 		log2_dpte_req_height_ptes = 0;
559 		log2_dpte_req_width = log2_blk_width + 3;
560 		log2_dpte_req_height = log2_blk_height + 0;
561 	}
562 
563 	// The dpte request dimensions in data elements is dpte_req_width x dpte_req_height
564 	// log2_vmpg_width is how much 1 pte represent, now calculating how much a 64b pte req represent
565 	// That depends on the pte shape (i.e. 8x1, 4x2, 2x4)
566 	//log2_dpte_req_height    = log2_vmpg_height + log2_dpte_req_height_ptes;
567 	//log2_dpte_req_width     = log2_vmpg_width + log2_dpte_req_width_ptes;
568 	dpte_req_height = 1 << log2_dpte_req_height;
569 	dpte_req_width = 1 << log2_dpte_req_width;
570 
571 	// calculate pitch dpte row buffer can hold
572 	// round the result down to a power of two.
573 	if (surf_linear) {
574 		unsigned int dpte_row_height;
575 
576 		log2_dpte_row_height_linear = dml_floor(dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch), 1);
577 
578 		dml_print("DML_DLG: %s: is_chroma                   = %d\n", __func__, is_chroma);
579 		dml_print("DML_DLG: %s: dpte_buf_in_pte_reqs        = %d\n", __func__, dpte_buf_in_pte_reqs);
580 		dml_print("DML_DLG: %s: log2_dpte_row_height_linear = %d\n", __func__, log2_dpte_row_height_linear);
581 
582 		ASSERT(log2_dpte_row_height_linear >= 3);
583 
584 		if (log2_dpte_row_height_linear > 7)
585 			log2_dpte_row_height_linear = 7;
586 
587 		log2_dpte_row_height = log2_dpte_row_height_linear;
588 		// For linear, the dpte row is pitch dependent and the pte requests wrap at the pitch boundary.
589 		// the dpte_row_width_ub is the upper bound of data_pitch*dpte_row_height in elements with this unique buffering.
590 		dpte_row_height = 1 << log2_dpte_row_height;
591 		dpte_row_width_ub = dml_round_to_multiple(data_pitch * dpte_row_height - 1, dpte_req_width, 1) + dpte_req_width;
592 		rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
593 	} else {
594 		// the upper bound of the dpte_row_width without dependency on viewport position follows.
595 		// for tiled mode, row height is the same as req height and row store up to vp size upper bound
596 		if (!surf_vert) {
597 			log2_dpte_row_height = log2_dpte_req_height;
598 			dpte_row_width_ub = dml_round_to_multiple(vp_width - 1, dpte_req_width, 1) + dpte_req_width;
599 			rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
600 		} else {
601 			log2_dpte_row_height = (log2_blk_width < log2_dpte_req_width) ? log2_blk_width : log2_dpte_req_width;
602 			dpte_row_width_ub = dml_round_to_multiple(vp_height - 1, dpte_req_height, 1) + dpte_req_height;
603 			rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_height;
604 		}
605 	}
606 	if (log2_blk_bytes >= 16 && log2_vmpg_bytes == 12) // tile block >= 64KB
607 		rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 128; //2*64B dpte request
608 	else
609 		rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64; //64B dpte request
610 
611 	rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
612 
613 	// the dpte_group_bytes is reduced for the specific case of vertical
614 	// access of a tile surface that has dpte request of 8x1 ptes.
615 	if (hostvm_enable)
616 		rq_sizing_param->dpte_group_bytes = 512;
617 	else {
618 		if (!surf_linear & (log2_dpte_req_height_ptes == 0) & surf_vert) //reduced, in this case, will have page fault within a group
619 			rq_sizing_param->dpte_group_bytes = 512;
620 		else
621 			rq_sizing_param->dpte_group_bytes = 2048;
622 	}
623 
624 	//since pte request size is 64byte, the number of data pte requests per full sized group is as follows.
625 	log2_dpte_group_bytes = dml_log2(rq_sizing_param->dpte_group_bytes);
626 	log2_dpte_group_length = log2_dpte_group_bytes - 6; //length in 64b requests
627 
628 	// full sized data pte group width in elements
629 	if (!surf_vert)
630 		log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_width;
631 	else
632 		log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_height;
633 
634 	//But if the tile block >=64KB and the page size is 4KB, then each dPTE request is 2*64B
635 	if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) // tile block >= 64KB
636 		log2_dpte_group_width = log2_dpte_group_width - 1;
637 
638 	dpte_group_width = 1 << log2_dpte_group_width;
639 
640 	// since dpte groups are only aligned to dpte_req_width and not dpte_group_width,
641 	// the upper bound for the dpte groups per row is as follows.
642 	rq_dlg_param->dpte_groups_per_row_ub = dml_ceil((double) dpte_row_width_ub / dpte_group_width, 1);
643 }
644 
get_surf_rq_param(struct display_mode_lib * mode_lib,display_data_rq_sizing_params_st * rq_sizing_param,display_data_rq_dlg_params_st * rq_dlg_param,display_data_rq_misc_params_st * rq_misc_param,const display_pipe_params_st * pipe_param,bool is_chroma,bool is_alpha)645 static void get_surf_rq_param(
646 		struct display_mode_lib *mode_lib,
647 		display_data_rq_sizing_params_st *rq_sizing_param,
648 		display_data_rq_dlg_params_st *rq_dlg_param,
649 		display_data_rq_misc_params_st *rq_misc_param,
650 		const display_pipe_params_st *pipe_param,
651 		bool is_chroma,
652 		bool is_alpha)
653 {
654 	unsigned int vp_width = 0;
655 	unsigned int vp_height = 0;
656 	unsigned int data_pitch = 0;
657 	unsigned int meta_pitch = 0;
658 	unsigned int surface_height = 0;
659 	unsigned int ppe = 1;
660 
661 	// FIXME check if ppe apply for both luma and chroma in 422 case
662 	if (is_chroma | is_alpha) {
663 		vp_width = pipe_param->src.viewport_width_c / ppe;
664 		vp_height = pipe_param->src.viewport_height_c;
665 		data_pitch = pipe_param->src.data_pitch_c;
666 		meta_pitch = pipe_param->src.meta_pitch_c;
667 		surface_height = pipe_param->src.surface_height_y / 2.0;
668 	} else {
669 		vp_width = pipe_param->src.viewport_width / ppe;
670 		vp_height = pipe_param->src.viewport_height;
671 		data_pitch = pipe_param->src.data_pitch;
672 		meta_pitch = pipe_param->src.meta_pitch;
673 		surface_height = pipe_param->src.surface_height_y;
674 	}
675 
676 	if (pipe_param->dest.odm_combine) {
677 		unsigned int access_dir;
678 		unsigned int full_src_vp_width;
679 		unsigned int hactive_odm;
680 		unsigned int src_hactive_odm;
681 
682 		access_dir = (pipe_param->src.source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
683 		hactive_odm = pipe_param->dest.hactive / ((unsigned int) pipe_param->dest.odm_combine * 2);
684 		if (is_chroma) {
685 			full_src_vp_width = pipe_param->scale_ratio_depth.hscl_ratio_c * pipe_param->dest.full_recout_width;
686 			src_hactive_odm = pipe_param->scale_ratio_depth.hscl_ratio_c * hactive_odm;
687 		} else {
688 			full_src_vp_width = pipe_param->scale_ratio_depth.hscl_ratio * pipe_param->dest.full_recout_width;
689 			src_hactive_odm = pipe_param->scale_ratio_depth.hscl_ratio * hactive_odm;
690 		}
691 
692 		if (access_dir == 0) {
693 			vp_width = dml_min(full_src_vp_width, src_hactive_odm);
694 			dml_print("DML_DLG: %s: vp_width = %d\n", __func__, vp_width);
695 		} else {
696 			vp_height = dml_min(full_src_vp_width, src_hactive_odm);
697 			dml_print("DML_DLG: %s: vp_height = %d\n", __func__, vp_height);
698 
699 		}
700 		dml_print("DML_DLG: %s: full_src_vp_width = %d\n", __func__, full_src_vp_width);
701 		dml_print("DML_DLG: %s: hactive_odm = %d\n", __func__, hactive_odm);
702 		dml_print("DML_DLG: %s: src_hactive_odm = %d\n", __func__, src_hactive_odm);
703 	}
704 
705 	rq_sizing_param->chunk_bytes = 8192;
706 
707 	if (is_alpha) {
708 		rq_sizing_param->chunk_bytes = 4096;
709 	}
710 
711 	if (rq_sizing_param->chunk_bytes == 64 * 1024)
712 		rq_sizing_param->min_chunk_bytes = 0;
713 	else
714 		rq_sizing_param->min_chunk_bytes = 1024;
715 
716 	rq_sizing_param->meta_chunk_bytes = 2048;
717 	rq_sizing_param->min_meta_chunk_bytes = 256;
718 
719 	if (pipe_param->src.hostvm)
720 		rq_sizing_param->mpte_group_bytes = 512;
721 	else
722 		rq_sizing_param->mpte_group_bytes = 2048;
723 
724 	get_meta_and_pte_attr(
725 			mode_lib,
726 			rq_dlg_param,
727 			rq_misc_param,
728 			rq_sizing_param,
729 			vp_width,
730 			vp_height,
731 			data_pitch,
732 			meta_pitch,
733 			pipe_param->src.source_format,
734 			pipe_param->src.sw_mode,
735 			pipe_param->src.macro_tile_size,
736 			pipe_param->src.source_scan,
737 			pipe_param->src.hostvm,
738 			is_chroma,
739 			surface_height);
740 }
741 
dml_rq_dlg_get_rq_params(struct display_mode_lib * mode_lib,display_rq_params_st * rq_param,const display_pipe_params_st * pipe_param)742 static void dml_rq_dlg_get_rq_params(struct display_mode_lib *mode_lib, display_rq_params_st *rq_param, const display_pipe_params_st *pipe_param)
743 {
744 	// get param for luma surface
745 	rq_param->yuv420 = pipe_param->src.source_format == dm_420_8 || pipe_param->src.source_format == dm_420_10 || pipe_param->src.source_format == dm_rgbe_alpha
746 			|| pipe_param->src.source_format == dm_420_12;
747 
748 	rq_param->yuv420_10bpc = pipe_param->src.source_format == dm_420_10;
749 
750 	rq_param->rgbe_alpha = (pipe_param->src.source_format == dm_rgbe_alpha) ? 1 : 0;
751 
752 	get_surf_rq_param(mode_lib, &(rq_param->sizing.rq_l), &(rq_param->dlg.rq_l), &(rq_param->misc.rq_l), pipe_param, 0, 0);
753 
754 	if (is_dual_plane((enum source_format_class) (pipe_param->src.source_format))) {
755 		// get param for chroma surface
756 		get_surf_rq_param(mode_lib, &(rq_param->sizing.rq_c), &(rq_param->dlg.rq_c), &(rq_param->misc.rq_c), pipe_param, 1, rq_param->rgbe_alpha);
757 	}
758 
759 	// calculate how to split the det buffer space between luma and chroma
760 	handle_det_buf_split(mode_lib, rq_param, &pipe_param->src);
761 	print__rq_params_st(mode_lib, rq_param);
762 }
763 
dml31_rq_dlg_get_rq_reg(struct display_mode_lib * mode_lib,display_rq_regs_st * rq_regs,const display_pipe_params_st * pipe_param)764 void dml31_rq_dlg_get_rq_reg(struct display_mode_lib *mode_lib, display_rq_regs_st *rq_regs, const display_pipe_params_st *pipe_param)
765 {
766 	display_rq_params_st rq_param = {0};
767 
768 	memset(rq_regs, 0, sizeof(*rq_regs));
769 	dml_rq_dlg_get_rq_params(mode_lib, &rq_param, pipe_param);
770 	extract_rq_regs(mode_lib, rq_regs, &rq_param);
771 
772 	print__rq_regs_st(mode_lib, rq_regs);
773 }
774 
calculate_ttu_cursor(struct display_mode_lib * mode_lib,double * refcyc_per_req_delivery_pre_cur,double * refcyc_per_req_delivery_cur,double refclk_freq_in_mhz,double ref_freq_to_pix_freq,double hscale_pixel_rate_l,double hscl_ratio,double vratio_pre_l,double vratio_l,unsigned int cur_width,enum cursor_bpp cur_bpp)775 static void calculate_ttu_cursor(
776 		struct display_mode_lib *mode_lib,
777 		double *refcyc_per_req_delivery_pre_cur,
778 		double *refcyc_per_req_delivery_cur,
779 		double refclk_freq_in_mhz,
780 		double ref_freq_to_pix_freq,
781 		double hscale_pixel_rate_l,
782 		double hscl_ratio,
783 		double vratio_pre_l,
784 		double vratio_l,
785 		unsigned int cur_width,
786 		enum cursor_bpp cur_bpp)
787 {
788 	unsigned int cur_src_width = cur_width;
789 	unsigned int cur_req_size = 0;
790 	unsigned int cur_req_width = 0;
791 	double cur_width_ub = 0.0;
792 	double cur_req_per_width = 0.0;
793 	double hactive_cur = 0.0;
794 
795 	ASSERT(cur_src_width <= 256);
796 
797 	*refcyc_per_req_delivery_pre_cur = 0.0;
798 	*refcyc_per_req_delivery_cur = 0.0;
799 	if (cur_src_width > 0) {
800 		unsigned int cur_bit_per_pixel = 0;
801 
802 		if (cur_bpp == dm_cur_2bit) {
803 			cur_req_size = 64; // byte
804 			cur_bit_per_pixel = 2;
805 		} else { // 32bit
806 			cur_bit_per_pixel = 32;
807 			if (cur_src_width >= 1 && cur_src_width <= 16)
808 				cur_req_size = 64;
809 			else if (cur_src_width >= 17 && cur_src_width <= 31)
810 				cur_req_size = 128;
811 			else
812 				cur_req_size = 256;
813 		}
814 
815 		cur_req_width = (double) cur_req_size / ((double) cur_bit_per_pixel / 8.0);
816 		cur_width_ub = dml_ceil((double) cur_src_width / (double) cur_req_width, 1) * (double) cur_req_width;
817 		cur_req_per_width = cur_width_ub / (double) cur_req_width;
818 		hactive_cur = (double) cur_src_width / hscl_ratio; // FIXME: oswin to think about what to do for cursor
819 
820 		if (vratio_pre_l <= 1.0) {
821 			*refcyc_per_req_delivery_pre_cur = hactive_cur * ref_freq_to_pix_freq / (double) cur_req_per_width;
822 		} else {
823 			*refcyc_per_req_delivery_pre_cur = (double) refclk_freq_in_mhz * (double) cur_src_width / hscale_pixel_rate_l / (double) cur_req_per_width;
824 		}
825 
826 		ASSERT(*refcyc_per_req_delivery_pre_cur < dml_pow(2, 13));
827 
828 		if (vratio_l <= 1.0) {
829 			*refcyc_per_req_delivery_cur = hactive_cur * ref_freq_to_pix_freq / (double) cur_req_per_width;
830 		} else {
831 			*refcyc_per_req_delivery_cur = (double) refclk_freq_in_mhz * (double) cur_src_width / hscale_pixel_rate_l / (double) cur_req_per_width;
832 		}
833 
834 		dml_print("DML_DLG: %s: cur_req_width                     = %d\n", __func__, cur_req_width);
835 		dml_print("DML_DLG: %s: cur_width_ub                      = %3.2f\n", __func__, cur_width_ub);
836 		dml_print("DML_DLG: %s: cur_req_per_width                 = %3.2f\n", __func__, cur_req_per_width);
837 		dml_print("DML_DLG: %s: hactive_cur                       = %3.2f\n", __func__, hactive_cur);
838 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur   = %3.2f\n", __func__, *refcyc_per_req_delivery_pre_cur);
839 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur       = %3.2f\n", __func__, *refcyc_per_req_delivery_cur);
840 
841 		ASSERT(*refcyc_per_req_delivery_cur < dml_pow(2, 13));
842 	}
843 }
844 
845 // Note: currently taken in as is.
846 // Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma.
dml_rq_dlg_get_dlg_params(struct display_mode_lib * mode_lib,const display_e2e_pipe_params_st * e2e_pipe_param,const unsigned int num_pipes,const unsigned int pipe_idx,display_dlg_regs_st * disp_dlg_regs,display_ttu_regs_st * disp_ttu_regs,const display_rq_dlg_params_st * rq_dlg_param,const display_dlg_sys_params_st * dlg_sys_param,const bool cstate_en,const bool pstate_en,const bool vm_en,const bool ignore_viewport_pos,const bool immediate_flip_support)847 static void dml_rq_dlg_get_dlg_params(
848 		struct display_mode_lib *mode_lib,
849 		const display_e2e_pipe_params_st *e2e_pipe_param,
850 		const unsigned int num_pipes,
851 		const unsigned int pipe_idx,
852 		display_dlg_regs_st *disp_dlg_regs,
853 		display_ttu_regs_st *disp_ttu_regs,
854 		const display_rq_dlg_params_st *rq_dlg_param,
855 		const display_dlg_sys_params_st *dlg_sys_param,
856 		const bool cstate_en,
857 		const bool pstate_en,
858 		const bool vm_en,
859 		const bool ignore_viewport_pos,
860 		const bool immediate_flip_support)
861 {
862 	const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src;
863 	const display_pipe_dest_params_st *dst = &e2e_pipe_param[pipe_idx].pipe.dest;
864 	const display_clocks_and_cfg_st *clks = &e2e_pipe_param[pipe_idx].clks_cfg;
865 	const scaler_ratio_depth_st *scl = &e2e_pipe_param[pipe_idx].pipe.scale_ratio_depth;
866 	const scaler_taps_st *taps = &e2e_pipe_param[pipe_idx].pipe.scale_taps;
867 	unsigned int pipe_index_in_combine[DC__NUM_PIPES__MAX];
868 
869 	// -------------------------
870 	// Section 1.15.2.1: OTG dependent Params
871 	// -------------------------
872 	// Timing
873 	unsigned int htotal = dst->htotal;
874 	unsigned int hblank_end = dst->hblank_end;
875 	unsigned int vblank_start = dst->vblank_start;
876 	unsigned int vblank_end = dst->vblank_end;
877 
878 	double dppclk_freq_in_mhz = clks->dppclk_mhz;
879 	double refclk_freq_in_mhz = clks->refclk_mhz;
880 	double pclk_freq_in_mhz = dst->pixel_rate_mhz;
881 	bool interlaced = dst->interlaced;
882 	double ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz;
883 	double min_ttu_vblank;
884 	unsigned int dlg_vblank_start;
885 	bool dual_plane;
886 	unsigned int access_dir;
887 	unsigned int vp_height_l;
888 	unsigned int vp_width_l;
889 	unsigned int vp_height_c;
890 	unsigned int vp_width_c;
891 
892 	// Scaling
893 	unsigned int htaps_l;
894 	unsigned int htaps_c;
895 	double hratio_l;
896 	double hratio_c;
897 	double vratio_l;
898 	double vratio_c;
899 
900 	unsigned int swath_width_ub_l;
901 	unsigned int dpte_groups_per_row_ub_l;
902 	unsigned int swath_width_ub_c;
903 	unsigned int dpte_groups_per_row_ub_c;
904 
905 	unsigned int meta_chunks_per_row_ub_l;
906 	unsigned int meta_chunks_per_row_ub_c;
907 	unsigned int vupdate_offset;
908 	unsigned int vupdate_width;
909 	unsigned int vready_offset;
910 
911 	unsigned int vstartup_start;
912 	unsigned int dst_x_after_scaler;
913 	unsigned int dst_y_after_scaler;
914 	double dst_y_prefetch;
915 	double dst_y_per_vm_vblank;
916 	double dst_y_per_row_vblank;
917 	double dst_y_per_vm_flip;
918 	double dst_y_per_row_flip;
919 	double max_dst_y_per_vm_vblank;
920 	double max_dst_y_per_row_vblank;
921 	double vratio_pre_l;
922 	double vratio_pre_c;
923 	unsigned int req_per_swath_ub_l;
924 	unsigned int req_per_swath_ub_c;
925 	unsigned int meta_row_height_l;
926 	unsigned int meta_row_height_c;
927 	unsigned int swath_width_pixels_ub_l;
928 	unsigned int swath_width_pixels_ub_c;
929 	unsigned int scaler_rec_in_width_l;
930 	unsigned int scaler_rec_in_width_c;
931 	unsigned int dpte_row_height_l;
932 	unsigned int dpte_row_height_c;
933 	double hscale_pixel_rate_l;
934 	double hscale_pixel_rate_c;
935 	double min_hratio_fact_l;
936 	double min_hratio_fact_c;
937 	double refcyc_per_line_delivery_pre_l;
938 	double refcyc_per_line_delivery_pre_c;
939 	double refcyc_per_line_delivery_l;
940 	double refcyc_per_line_delivery_c;
941 
942 	double refcyc_per_req_delivery_pre_l;
943 	double refcyc_per_req_delivery_pre_c;
944 	double refcyc_per_req_delivery_l;
945 	double refcyc_per_req_delivery_c;
946 
947 	unsigned int full_recout_width;
948 	double refcyc_per_req_delivery_pre_cur0;
949 	double refcyc_per_req_delivery_cur0;
950 	double refcyc_per_req_delivery_pre_cur1;
951 	double refcyc_per_req_delivery_cur1;
952 	int unsigned vba__min_dst_y_next_start = get_min_dst_y_next_start(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); // FROM VBA
953 	int unsigned vba__vready_after_vcount0 = get_vready_at_or_after_vsync(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); // From VBA
954 
955 	float vba__refcyc_per_line_delivery_pre_l = get_refcyc_per_line_delivery_pre_l_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
956 	float vba__refcyc_per_line_delivery_l = get_refcyc_per_line_delivery_l_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
957 
958 	float vba__refcyc_per_req_delivery_pre_l = get_refcyc_per_req_delivery_pre_l_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;  // From VBA
959 	float vba__refcyc_per_req_delivery_l = get_refcyc_per_req_delivery_l_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;  // From VBA
960 
961 	memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs));
962 	memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs));
963 
964 	dml_print("DML_DLG: %s: cstate_en = %d\n", __func__, cstate_en);
965 	dml_print("DML_DLG: %s: pstate_en = %d\n", __func__, pstate_en);
966 	dml_print("DML_DLG: %s: vm_en     = %d\n", __func__, vm_en);
967 	dml_print("DML_DLG: %s: ignore_viewport_pos  = %d\n", __func__, ignore_viewport_pos);
968 	dml_print("DML_DLG: %s: immediate_flip_support  = %d\n", __func__, immediate_flip_support);
969 
970 	dml_print("DML_DLG: %s: dppclk_freq_in_mhz     = %3.2f\n", __func__, dppclk_freq_in_mhz);
971 	dml_print("DML_DLG: %s: refclk_freq_in_mhz     = %3.2f\n", __func__, refclk_freq_in_mhz);
972 	dml_print("DML_DLG: %s: pclk_freq_in_mhz       = %3.2f\n", __func__, pclk_freq_in_mhz);
973 	dml_print("DML_DLG: %s: interlaced             = %d\n", __func__, interlaced); ASSERT(ref_freq_to_pix_freq < 4.0);
974 
975 	disp_dlg_regs->ref_freq_to_pix_freq = (unsigned int) (ref_freq_to_pix_freq * dml_pow(2, 19));
976 	disp_dlg_regs->refcyc_per_htotal = (unsigned int) (ref_freq_to_pix_freq * (double) htotal * dml_pow(2, 8));
977 	disp_dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end;	// 15 bits
978 
979 	//set_prefetch_mode(mode_lib, cstate_en, pstate_en, ignore_viewport_pos, immediate_flip_support);
980 	min_ttu_vblank = get_min_ttu_vblank_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);	// From VBA
981 
982 	dlg_vblank_start = interlaced ? (vblank_start / 2) : vblank_start;
983 	disp_dlg_regs->min_dst_y_next_start = (unsigned int) (((double) dlg_vblank_start) * dml_pow(2, 2));
984 	disp_dlg_regs->min_dst_y_next_start_us = 0;
985 	ASSERT(disp_dlg_regs->min_dst_y_next_start < (unsigned int)dml_pow(2, 18));
986 
987 	dml_print("DML_DLG: %s: min_ttu_vblank (us)         = %3.2f\n", __func__, min_ttu_vblank);
988 	dml_print("DML_DLG: %s: min_dst_y_next_start        = 0x%0x\n", __func__, disp_dlg_regs->min_dst_y_next_start);
989 	dml_print("DML_DLG: %s: dlg_vblank_start            = 0x%0x\n", __func__, dlg_vblank_start);
990 	dml_print("DML_DLG: %s: ref_freq_to_pix_freq        = %3.2f\n", __func__, ref_freq_to_pix_freq);
991 	dml_print("DML_DLG: %s: vba__min_dst_y_next_start   = 0x%0x\n", __func__, vba__min_dst_y_next_start);
992 
993 	//old_impl_vs_vba_impl("min_dst_y_next_start", dlg_vblank_start, vba__min_dst_y_next_start);
994 
995 	// -------------------------
996 	// Section 1.15.2.2: Prefetch, Active and TTU
997 	// -------------------------
998 	// Prefetch Calc
999 	// Source
1000 	dual_plane = is_dual_plane((enum source_format_class) (src->source_format));
1001 	access_dir = (src->source_scan == dm_vert);	// vp access direction: horizontal or vertical accessed
1002 	vp_height_l = src->viewport_height;
1003 	vp_width_l = src->viewport_width;
1004 	vp_height_c = src->viewport_height_c;
1005 	vp_width_c = src->viewport_width_c;
1006 
1007 	// Scaling
1008 	htaps_l = taps->htaps;
1009 	htaps_c = taps->htaps_c;
1010 	hratio_l = scl->hscl_ratio;
1011 	hratio_c = scl->hscl_ratio_c;
1012 	vratio_l = scl->vscl_ratio;
1013 	vratio_c = scl->vscl_ratio_c;
1014 
1015 	swath_width_ub_l = rq_dlg_param->rq_l.swath_width_ub;
1016 	dpte_groups_per_row_ub_l = rq_dlg_param->rq_l.dpte_groups_per_row_ub;
1017 	swath_width_ub_c = rq_dlg_param->rq_c.swath_width_ub;
1018 	dpte_groups_per_row_ub_c = rq_dlg_param->rq_c.dpte_groups_per_row_ub;
1019 
1020 	meta_chunks_per_row_ub_l = rq_dlg_param->rq_l.meta_chunks_per_row_ub;
1021 	meta_chunks_per_row_ub_c = rq_dlg_param->rq_c.meta_chunks_per_row_ub;
1022 	vupdate_offset = dst->vupdate_offset;
1023 	vupdate_width = dst->vupdate_width;
1024 	vready_offset = dst->vready_offset;
1025 
1026 	vstartup_start = dst->vstartup_start;
1027 	if (interlaced) {
1028 		if (vstartup_start / 2.0 - (double) (vready_offset + vupdate_width + vupdate_offset) / htotal <= vblank_end / 2.0)
1029 			disp_dlg_regs->vready_after_vcount0 = 1;
1030 		else
1031 			disp_dlg_regs->vready_after_vcount0 = 0;
1032 	} else {
1033 		if (vstartup_start - (double) (vready_offset + vupdate_width + vupdate_offset) / htotal <= vblank_end)
1034 			disp_dlg_regs->vready_after_vcount0 = 1;
1035 		else
1036 			disp_dlg_regs->vready_after_vcount0 = 0;
1037 	}
1038 
1039 	dml_print("DML_DLG: %s: vready_after_vcount0 = %d\n", __func__, disp_dlg_regs->vready_after_vcount0);
1040 	dml_print("DML_DLG: %s: vba__vready_after_vcount0 = %d\n", __func__, vba__vready_after_vcount0);
1041 	//old_impl_vs_vba_impl("vready_after_vcount0", disp_dlg_regs->vready_after_vcount0, vba__vready_after_vcount0);
1042 
1043 	if (interlaced)
1044 		vstartup_start = vstartup_start / 2;
1045 
1046 	dst_x_after_scaler = get_dst_x_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); // From VBA
1047 	dst_y_after_scaler = get_dst_y_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); // From VBA
1048 
1049 	// do some adjustment on the dst_after scaler to account for odm combine mode
1050 	dml_print("DML_DLG: %s: input dst_x_after_scaler   = %d\n", __func__, dst_x_after_scaler);
1051 	dml_print("DML_DLG: %s: input dst_y_after_scaler   = %d\n", __func__, dst_y_after_scaler);
1052 
1053 	// need to figure out which side of odm combine we're in
1054 	if (dst->odm_combine) {
1055 		// figure out which pipes go together
1056 		bool visited[DC__NUM_PIPES__MAX];
1057 		unsigned int i, j, k;
1058 
1059 		for (k = 0; k < num_pipes; ++k) {
1060 			visited[k] = false;
1061 			pipe_index_in_combine[k] = 0;
1062 		}
1063 
1064 		for (i = 0; i < num_pipes; i++) {
1065 			if (e2e_pipe_param[i].pipe.src.is_hsplit && !visited[i]) {
1066 
1067 				unsigned int grp = e2e_pipe_param[i].pipe.src.hsplit_grp;
1068 				unsigned int grp_idx = 0;
1069 
1070 				for (j = i; j < num_pipes; j++) {
1071 					if (e2e_pipe_param[j].pipe.src.hsplit_grp == grp && e2e_pipe_param[j].pipe.src.is_hsplit && !visited[j]) {
1072 						pipe_index_in_combine[j] = grp_idx;
1073 						dml_print("DML_DLG: %s: pipe[%d] is in grp %d idx %d\n", __func__, j, grp, grp_idx);
1074 						grp_idx++;
1075 						visited[j] = true;
1076 					}
1077 				}
1078 			}
1079 		}
1080 
1081 	}
1082 
1083 	if (dst->odm_combine == dm_odm_combine_mode_disabled) {
1084 		disp_dlg_regs->refcyc_h_blank_end = (unsigned int) ((double) hblank_end * ref_freq_to_pix_freq);
1085 	} else {
1086 		unsigned int odm_combine_factor = (dst->odm_combine == dm_odm_combine_mode_2to1 ? 2 : 4); // TODO: We should really check that 4to1 is supported before setting it to 4
1087 		unsigned int odm_pipe_index = pipe_index_in_combine[pipe_idx];
1088 		disp_dlg_regs->refcyc_h_blank_end = (unsigned int) (((double) hblank_end + odm_pipe_index * (double) dst->hactive / odm_combine_factor) * ref_freq_to_pix_freq);
1089 	} ASSERT(disp_dlg_regs->refcyc_h_blank_end < (unsigned int)dml_pow(2, 13));
1090 
1091 	dml_print("DML_DLG: %s: htotal                     = %d\n", __func__, htotal);
1092 	dml_print("DML_DLG: %s: dst_x_after_scaler[%d]     = %d\n", __func__, pipe_idx, dst_x_after_scaler);
1093 	dml_print("DML_DLG: %s: dst_y_after_scaler[%d]     = %d\n", __func__, pipe_idx, dst_y_after_scaler);
1094 
1095 	dst_y_prefetch = get_dst_y_prefetch(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);        // From VBA
1096 	dst_y_per_vm_vblank = get_dst_y_per_vm_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);        // From VBA
1097 	dst_y_per_row_vblank = get_dst_y_per_row_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);        // From VBA
1098 	dst_y_per_vm_flip = get_dst_y_per_vm_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);        // From VBA
1099 	dst_y_per_row_flip = get_dst_y_per_row_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);        // From VBA
1100 
1101 	max_dst_y_per_vm_vblank = 32.0;        //U5.2
1102 	max_dst_y_per_row_vblank = 16.0;        //U4.2
1103 
1104 	// magic!
1105 	if (htotal <= 75) {
1106 		max_dst_y_per_vm_vblank = 100.0;
1107 		max_dst_y_per_row_vblank = 100.0;
1108 	}
1109 
1110 	dml_print("DML_DLG: %s: dst_y_prefetch (after rnd) = %3.2f\n", __func__, dst_y_prefetch);
1111 	dml_print("DML_DLG: %s: dst_y_per_vm_flip    = %3.2f\n", __func__, dst_y_per_vm_flip);
1112 	dml_print("DML_DLG: %s: dst_y_per_row_flip   = %3.2f\n", __func__, dst_y_per_row_flip);
1113 	dml_print("DML_DLG: %s: dst_y_per_vm_vblank  = %3.2f\n", __func__, dst_y_per_vm_vblank);
1114 	dml_print("DML_DLG: %s: dst_y_per_row_vblank = %3.2f\n", __func__, dst_y_per_row_vblank);
1115 
1116 	ASSERT(dst_y_per_vm_vblank < max_dst_y_per_vm_vblank); ASSERT(dst_y_per_row_vblank < max_dst_y_per_row_vblank);
1117 
1118 	ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank));
1119 
1120 	vratio_pre_l = get_vratio_prefetch_l(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);    // From VBA
1121 	vratio_pre_c = get_vratio_prefetch_c(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);    // From VBA
1122 
1123 	dml_print("DML_DLG: %s: vratio_pre_l = %3.2f\n", __func__, vratio_pre_l);
1124 	dml_print("DML_DLG: %s: vratio_pre_c = %3.2f\n", __func__, vratio_pre_c);
1125 
1126 	// Active
1127 	req_per_swath_ub_l = rq_dlg_param->rq_l.req_per_swath_ub;
1128 	req_per_swath_ub_c = rq_dlg_param->rq_c.req_per_swath_ub;
1129 	meta_row_height_l = rq_dlg_param->rq_l.meta_row_height;
1130 	meta_row_height_c = rq_dlg_param->rq_c.meta_row_height;
1131 	swath_width_pixels_ub_l = 0;
1132 	swath_width_pixels_ub_c = 0;
1133 	scaler_rec_in_width_l = 0;
1134 	scaler_rec_in_width_c = 0;
1135 	dpte_row_height_l = rq_dlg_param->rq_l.dpte_row_height;
1136 	dpte_row_height_c = rq_dlg_param->rq_c.dpte_row_height;
1137 
1138 	swath_width_pixels_ub_l = swath_width_ub_l;
1139 	swath_width_pixels_ub_c = swath_width_ub_c;
1140 
1141 	if (hratio_l <= 1)
1142 		min_hratio_fact_l = 2.0;
1143 	else if (htaps_l <= 6) {
1144 		if ((hratio_l * 2.0) > 4.0)
1145 			min_hratio_fact_l = 4.0;
1146 		else
1147 			min_hratio_fact_l = hratio_l * 2.0;
1148 	} else {
1149 		if (hratio_l > 4.0)
1150 			min_hratio_fact_l = 4.0;
1151 		else
1152 			min_hratio_fact_l = hratio_l;
1153 	}
1154 
1155 	hscale_pixel_rate_l = min_hratio_fact_l * dppclk_freq_in_mhz;
1156 
1157 	dml_print("DML_DLG: %s: hratio_l = %3.2f\n", __func__, hratio_l);
1158 	dml_print("DML_DLG: %s: min_hratio_fact_l = %3.2f\n", __func__, min_hratio_fact_l);
1159 	dml_print("DML_DLG: %s: hscale_pixel_rate_l = %3.2f\n", __func__, hscale_pixel_rate_l);
1160 
1161 	if (hratio_c <= 1)
1162 		min_hratio_fact_c = 2.0;
1163 	else if (htaps_c <= 6) {
1164 		if ((hratio_c * 2.0) > 4.0)
1165 			min_hratio_fact_c = 4.0;
1166 		else
1167 			min_hratio_fact_c = hratio_c * 2.0;
1168 	} else {
1169 		if (hratio_c > 4.0)
1170 			min_hratio_fact_c = 4.0;
1171 		else
1172 			min_hratio_fact_c = hratio_c;
1173 	}
1174 
1175 	hscale_pixel_rate_c = min_hratio_fact_c * dppclk_freq_in_mhz;
1176 
1177 	refcyc_per_line_delivery_pre_l = 0.;
1178 	refcyc_per_line_delivery_pre_c = 0.;
1179 	refcyc_per_line_delivery_l = 0.;
1180 	refcyc_per_line_delivery_c = 0.;
1181 
1182 	refcyc_per_req_delivery_pre_l = 0.;
1183 	refcyc_per_req_delivery_pre_c = 0.;
1184 	refcyc_per_req_delivery_l = 0.;
1185 	refcyc_per_req_delivery_c = 0.;
1186 
1187 	full_recout_width = 0;
1188 	// In ODM
1189 	if (src->is_hsplit) {
1190 		// This "hack"  is only allowed (and valid) for MPC combine. In ODM
1191 		// combine, you MUST specify the full_recout_width...according to Oswin
1192 		if (dst->full_recout_width == 0 && !dst->odm_combine) {
1193 			dml_print("DML_DLG: %s: Warning: full_recout_width not set in hsplit mode\n", __func__);
1194 			full_recout_width = dst->recout_width * 2; // assume half split for dcn1
1195 		} else
1196 			full_recout_width = dst->full_recout_width;
1197 	} else
1198 		full_recout_width = dst->recout_width;
1199 
1200 	// As of DCN2, mpc_combine and odm_combine are mutually exclusive
1201 	refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery(
1202 			mode_lib,
1203 			refclk_freq_in_mhz,
1204 			pclk_freq_in_mhz,
1205 			dst->odm_combine,
1206 			full_recout_width,
1207 			dst->hactive,
1208 			vratio_pre_l,
1209 			hscale_pixel_rate_l,
1210 			swath_width_pixels_ub_l,
1211 			1); // per line
1212 
1213 	refcyc_per_line_delivery_l = get_refcyc_per_delivery(
1214 			mode_lib,
1215 			refclk_freq_in_mhz,
1216 			pclk_freq_in_mhz,
1217 			dst->odm_combine,
1218 			full_recout_width,
1219 			dst->hactive,
1220 			vratio_l,
1221 			hscale_pixel_rate_l,
1222 			swath_width_pixels_ub_l,
1223 			1); // per line
1224 
1225 	dml_print("DML_DLG: %s: full_recout_width              = %d\n", __func__, full_recout_width);
1226 	dml_print("DML_DLG: %s: hscale_pixel_rate_l            = %3.2f\n", __func__, hscale_pixel_rate_l);
1227 	dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f\n", __func__, refcyc_per_line_delivery_pre_l);
1228 	dml_print("DML_DLG: %s: refcyc_per_line_delivery_l     = %3.2f\n", __func__, refcyc_per_line_delivery_l);
1229 	dml_print("DML_DLG: %s: vba__refcyc_per_line_delivery_pre_l = %3.2f\n", __func__, vba__refcyc_per_line_delivery_pre_l);
1230 	dml_print("DML_DLG: %s: vba__refcyc_per_line_delivery_l     = %3.2f\n", __func__, vba__refcyc_per_line_delivery_l);
1231 
1232 	//old_impl_vs_vba_impl("refcyc_per_line_delivery_pre_l", refcyc_per_line_delivery_pre_l, vba__refcyc_per_line_delivery_pre_l);
1233 	//old_impl_vs_vba_impl("refcyc_per_line_delivery_l", refcyc_per_line_delivery_l, vba__refcyc_per_line_delivery_l);
1234 
1235 	if (dual_plane) {
1236 		float vba__refcyc_per_line_delivery_pre_c = get_refcyc_per_line_delivery_pre_c_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1237 		float vba__refcyc_per_line_delivery_c = get_refcyc_per_line_delivery_c_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1238 
1239 		refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery(
1240 				mode_lib,
1241 				refclk_freq_in_mhz,
1242 				pclk_freq_in_mhz,
1243 				dst->odm_combine,
1244 				full_recout_width,
1245 				dst->hactive,
1246 				vratio_pre_c,
1247 				hscale_pixel_rate_c,
1248 				swath_width_pixels_ub_c,
1249 				1); // per line
1250 
1251 		refcyc_per_line_delivery_c = get_refcyc_per_delivery(
1252 				mode_lib,
1253 				refclk_freq_in_mhz,
1254 				pclk_freq_in_mhz,
1255 				dst->odm_combine,
1256 				full_recout_width,
1257 				dst->hactive,
1258 				vratio_c,
1259 				hscale_pixel_rate_c,
1260 				swath_width_pixels_ub_c,
1261 				1); // per line
1262 
1263 		dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f\n", __func__, refcyc_per_line_delivery_pre_c);
1264 		dml_print("DML_DLG: %s: refcyc_per_line_delivery_c     = %3.2f\n", __func__, refcyc_per_line_delivery_c);
1265 		dml_print("DML_DLG: %s: vba__refcyc_per_line_delivery_pre_c = %3.2f\n", __func__, vba__refcyc_per_line_delivery_pre_c);
1266 		dml_print("DML_DLG: %s: vba__refcyc_per_line_delivery_c     = %3.2f\n", __func__, vba__refcyc_per_line_delivery_c);
1267 
1268 		//old_impl_vs_vba_impl("refcyc_per_line_delivery_pre_c", refcyc_per_line_delivery_pre_c, vba__refcyc_per_line_delivery_pre_c);
1269 		//old_impl_vs_vba_impl("refcyc_per_line_delivery_c", refcyc_per_line_delivery_c, vba__refcyc_per_line_delivery_c);
1270 	}
1271 
1272 	if (src->dynamic_metadata_enable && src->gpuvm)
1273 		disp_dlg_regs->refcyc_per_vm_dmdata = get_refcyc_per_vm_dmdata_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1274 
1275 	disp_dlg_regs->dmdata_dl_delta = get_dmdata_dl_delta_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1276 
1277 	// TTU - Luma / Chroma
1278 	if (access_dir) {  // vertical access
1279 		scaler_rec_in_width_l = vp_height_l;
1280 		scaler_rec_in_width_c = vp_height_c;
1281 	} else {
1282 		scaler_rec_in_width_l = vp_width_l;
1283 		scaler_rec_in_width_c = vp_width_c;
1284 	}
1285 
1286 	refcyc_per_req_delivery_pre_l = get_refcyc_per_delivery(
1287 			mode_lib,
1288 			refclk_freq_in_mhz,
1289 			pclk_freq_in_mhz,
1290 			dst->odm_combine,
1291 			full_recout_width,
1292 			dst->hactive,
1293 			vratio_pre_l,
1294 			hscale_pixel_rate_l,
1295 			scaler_rec_in_width_l,
1296 			req_per_swath_ub_l);  // per req
1297 
1298 	refcyc_per_req_delivery_l = get_refcyc_per_delivery(
1299 			mode_lib,
1300 			refclk_freq_in_mhz,
1301 			pclk_freq_in_mhz,
1302 			dst->odm_combine,
1303 			full_recout_width,
1304 			dst->hactive,
1305 			vratio_l,
1306 			hscale_pixel_rate_l,
1307 			scaler_rec_in_width_l,
1308 			req_per_swath_ub_l);  // per req
1309 
1310 	dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f\n", __func__, refcyc_per_req_delivery_pre_l);
1311 	dml_print("DML_DLG: %s: refcyc_per_req_delivery_l     = %3.2f\n", __func__, refcyc_per_req_delivery_l);
1312 	dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_pre_l = %3.2f\n", __func__, vba__refcyc_per_req_delivery_pre_l);
1313 	dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_l     = %3.2f\n", __func__, vba__refcyc_per_req_delivery_l);
1314 
1315 	//old_impl_vs_vba_impl("refcyc_per_req_delivery_pre_l", refcyc_per_req_delivery_pre_l, vba__refcyc_per_req_delivery_pre_l);
1316 	//old_impl_vs_vba_impl("refcyc_per_req_delivery_l", refcyc_per_req_delivery_l, vba__refcyc_per_req_delivery_l);
1317 
1318 	ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13)); ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13));
1319 
1320 	if (dual_plane) {
1321 		float vba__refcyc_per_req_delivery_pre_c = get_refcyc_per_req_delivery_pre_c_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;  // From VBA
1322 		float vba__refcyc_per_req_delivery_c = get_refcyc_per_req_delivery_c_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;  // From VBA
1323 
1324 		refcyc_per_req_delivery_pre_c = get_refcyc_per_delivery(
1325 				mode_lib,
1326 				refclk_freq_in_mhz,
1327 				pclk_freq_in_mhz,
1328 				dst->odm_combine,
1329 				full_recout_width,
1330 				dst->hactive,
1331 				vratio_pre_c,
1332 				hscale_pixel_rate_c,
1333 				scaler_rec_in_width_c,
1334 				req_per_swath_ub_c);  // per req
1335 		refcyc_per_req_delivery_c = get_refcyc_per_delivery(
1336 				mode_lib,
1337 				refclk_freq_in_mhz,
1338 				pclk_freq_in_mhz,
1339 				dst->odm_combine,
1340 				full_recout_width,
1341 				dst->hactive,
1342 				vratio_c,
1343 				hscale_pixel_rate_c,
1344 				scaler_rec_in_width_c,
1345 				req_per_swath_ub_c);  // per req
1346 
1347 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f\n", __func__, refcyc_per_req_delivery_pre_c);
1348 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_c     = %3.2f\n", __func__, refcyc_per_req_delivery_c);
1349 		dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_pre_c = %3.2f\n", __func__, vba__refcyc_per_req_delivery_pre_c);
1350 		dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_c     = %3.2f\n", __func__, vba__refcyc_per_req_delivery_c);
1351 
1352 		//old_impl_vs_vba_impl("refcyc_per_req_delivery_pre_c", refcyc_per_req_delivery_pre_c, vba__refcyc_per_req_delivery_pre_c);
1353 		//old_impl_vs_vba_impl("refcyc_per_req_delivery_c", refcyc_per_req_delivery_c, vba__refcyc_per_req_delivery_c);
1354 
1355 		ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13)); ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13));
1356 	}
1357 
1358 	// TTU - Cursor
1359 	refcyc_per_req_delivery_pre_cur0 = 0.0;
1360 	refcyc_per_req_delivery_cur0 = 0.0;
1361 
1362 	ASSERT(src->num_cursors <= 1);
1363 
1364 	if (src->num_cursors > 0) {
1365 		float vba__refcyc_per_req_delivery_pre_cur0;
1366 		float vba__refcyc_per_req_delivery_cur0;
1367 
1368 		calculate_ttu_cursor(
1369 				mode_lib,
1370 				&refcyc_per_req_delivery_pre_cur0,
1371 				&refcyc_per_req_delivery_cur0,
1372 				refclk_freq_in_mhz,
1373 				ref_freq_to_pix_freq,
1374 				hscale_pixel_rate_l,
1375 				scl->hscl_ratio,
1376 				vratio_pre_l,
1377 				vratio_l,
1378 				src->cur0_src_width,
1379 				(enum cursor_bpp) (src->cur0_bpp));
1380 
1381 		vba__refcyc_per_req_delivery_pre_cur0 = get_refcyc_per_cursor_req_delivery_pre_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1382 		vba__refcyc_per_req_delivery_cur0 = get_refcyc_per_cursor_req_delivery_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz; // From VBA
1383 
1384 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur0 = %3.2f\n", __func__, refcyc_per_req_delivery_pre_cur0);
1385 		dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur0     = %3.2f\n", __func__, refcyc_per_req_delivery_cur0);
1386 		dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_pre_cur0 = %3.2f\n", __func__, vba__refcyc_per_req_delivery_pre_cur0);
1387 		dml_print("DML_DLG: %s: vba__refcyc_per_req_delivery_cur0     = %3.2f\n", __func__, vba__refcyc_per_req_delivery_cur0);
1388 
1389 		//old_impl_vs_vba_impl("refcyc_per_req_delivery_pre_cur0", refcyc_per_req_delivery_pre_cur0, vba__refcyc_per_req_delivery_pre_cur0);
1390 		//old_impl_vs_vba_impl("refcyc_per_req_delivery_cur0", refcyc_per_req_delivery_cur0, vba__refcyc_per_req_delivery_cur0);
1391 	}
1392 
1393 	refcyc_per_req_delivery_pre_cur1 = 0.0;
1394 	refcyc_per_req_delivery_cur1 = 0.0;
1395 
1396 	// TTU - Misc
1397 	// all hard-coded
1398 
1399 	// Assignment to register structures
1400 	disp_dlg_regs->dst_y_after_scaler = dst_y_after_scaler;	// in terms of line
1401 	ASSERT(disp_dlg_regs->dst_y_after_scaler < (unsigned int)8);
1402 	disp_dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq;	// in terms of refclk
1403 	ASSERT(disp_dlg_regs->refcyc_x_after_scaler < (unsigned int)dml_pow(2, 13));
1404 	disp_dlg_regs->dst_y_prefetch = (unsigned int) (dst_y_prefetch * dml_pow(2, 2));
1405 	disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int) (dst_y_per_vm_vblank * dml_pow(2, 2));
1406 	disp_dlg_regs->dst_y_per_row_vblank = (unsigned int) (dst_y_per_row_vblank * dml_pow(2, 2));
1407 	disp_dlg_regs->dst_y_per_vm_flip = (unsigned int) (dst_y_per_vm_flip * dml_pow(2, 2));
1408 	disp_dlg_regs->dst_y_per_row_flip = (unsigned int) (dst_y_per_row_flip * dml_pow(2, 2));
1409 
1410 	disp_dlg_regs->vratio_prefetch = (unsigned int) (vratio_pre_l * dml_pow(2, 19));
1411 	disp_dlg_regs->vratio_prefetch_c = (unsigned int) (vratio_pre_c * dml_pow(2, 19));
1412 
1413 	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_vblank  = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_vblank);
1414 	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_vblank = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_vblank);
1415 	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_flip    = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_flip);
1416 	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_flip   = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_flip);
1417 
1418 	disp_dlg_regs->refcyc_per_pte_group_vblank_l = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_l);
1419 	ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int)dml_pow(2, 13));
1420 
1421 	if (dual_plane) {
1422 		disp_dlg_regs->refcyc_per_pte_group_vblank_c = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_c);
1423 		ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_c < (unsigned int)dml_pow(2, 13));
1424 	}
1425 
1426 	disp_dlg_regs->refcyc_per_meta_chunk_vblank_l = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) meta_chunks_per_row_ub_l);
1427 	ASSERT(disp_dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int)dml_pow(2, 13));
1428 
1429 	disp_dlg_regs->refcyc_per_meta_chunk_vblank_c = disp_dlg_regs->refcyc_per_meta_chunk_vblank_l; // dcc for 4:2:0 is not supported in dcn1.0.  assigned to be the same as _l for now
1430 
1431 	disp_dlg_regs->refcyc_per_pte_group_flip_l = (unsigned int) (dst_y_per_row_flip * htotal * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_l;
1432 	disp_dlg_regs->refcyc_per_meta_chunk_flip_l = (unsigned int) (dst_y_per_row_flip * htotal * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_l;
1433 
1434 	if (dual_plane) {
1435 		disp_dlg_regs->refcyc_per_pte_group_flip_c = (unsigned int) (dst_y_per_row_flip * htotal * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_c;
1436 		disp_dlg_regs->refcyc_per_meta_chunk_flip_c = (unsigned int) (dst_y_per_row_flip * htotal * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_c;
1437 	}
1438 
1439 	disp_dlg_regs->refcyc_per_vm_group_vblank = get_refcyc_per_vm_group_vblank_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;            // From VBA
1440 	disp_dlg_regs->refcyc_per_vm_group_flip = get_refcyc_per_vm_group_flip_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;            // From VBA
1441 	disp_dlg_regs->refcyc_per_vm_req_vblank = get_refcyc_per_vm_req_vblank_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10); // From VBA
1442 	disp_dlg_regs->refcyc_per_vm_req_flip = get_refcyc_per_vm_req_flip_in_us(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10);   // From VBA
1443 
1444 	// Clamp to max for now
1445 	if (disp_dlg_regs->refcyc_per_vm_group_vblank >= (unsigned int) dml_pow(2, 23))
1446 		disp_dlg_regs->refcyc_per_vm_group_vblank = dml_pow(2, 23) - 1;
1447 
1448 	if (disp_dlg_regs->refcyc_per_vm_group_flip >= (unsigned int) dml_pow(2, 23))
1449 		disp_dlg_regs->refcyc_per_vm_group_flip = dml_pow(2, 23) - 1;
1450 
1451 	if (disp_dlg_regs->refcyc_per_vm_req_vblank >= (unsigned int) dml_pow(2, 23))
1452 		disp_dlg_regs->refcyc_per_vm_req_vblank = dml_pow(2, 23) - 1;
1453 
1454 	if (disp_dlg_regs->refcyc_per_vm_req_flip >= (unsigned int) dml_pow(2, 23))
1455 		disp_dlg_regs->refcyc_per_vm_req_flip = dml_pow(2, 23) - 1;
1456 
1457 	disp_dlg_regs->dst_y_per_pte_row_nom_l = (unsigned int) ((double) dpte_row_height_l / (double) vratio_l * dml_pow(2, 2));
1458 	ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int)dml_pow(2, 17));
1459 	if (dual_plane) {
1460 		disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int) ((double) dpte_row_height_c / (double) vratio_c * dml_pow(2, 2));
1461 		if (disp_dlg_regs->dst_y_per_pte_row_nom_c >= (unsigned int) dml_pow(2, 17)) {
1462 			dml_print(
1463 					"DML_DLG: %s: Warning dst_y_per_pte_row_nom_c %u larger than supported by register format U15.2 %u\n",
1464 					__func__,
1465 					disp_dlg_regs->dst_y_per_pte_row_nom_c,
1466 					(unsigned int) dml_pow(2, 17) - 1);
1467 		}
1468 	}
1469 
1470 	disp_dlg_regs->dst_y_per_meta_row_nom_l = (unsigned int) ((double) meta_row_height_l / (double) vratio_l * dml_pow(2, 2));
1471 	ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int)dml_pow(2, 17));
1472 
1473 	disp_dlg_regs->dst_y_per_meta_row_nom_c = (unsigned int) ((double) meta_row_height_c / (double) vratio_c * dml_pow(2, 2));
1474 	ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_c < (unsigned int)dml_pow(2, 17));
1475 
1476 	disp_dlg_regs->refcyc_per_pte_group_nom_l = (unsigned int) ((double) dpte_row_height_l / (double) vratio_l * (double) htotal * ref_freq_to_pix_freq
1477 			/ (double) dpte_groups_per_row_ub_l);
1478 	if (disp_dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int) dml_pow(2, 23))
1479 		disp_dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(2, 23) - 1;
1480 	disp_dlg_regs->refcyc_per_meta_chunk_nom_l = (unsigned int) ((double) meta_row_height_l / (double) vratio_l * (double) htotal * ref_freq_to_pix_freq
1481 			/ (double) meta_chunks_per_row_ub_l);
1482 	if (disp_dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int) dml_pow(2, 23))
1483 		disp_dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(2, 23) - 1;
1484 
1485 	if (dual_plane) {
1486 		disp_dlg_regs->refcyc_per_pte_group_nom_c = (unsigned int) ((double) dpte_row_height_c / (double) vratio_c * (double) htotal * ref_freq_to_pix_freq
1487 				/ (double) dpte_groups_per_row_ub_c);
1488 		if (disp_dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int) dml_pow(2, 23))
1489 			disp_dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(2, 23) - 1;
1490 
1491 		// TODO: Is this the right calculation? Does htotal need to be halved?
1492 		disp_dlg_regs->refcyc_per_meta_chunk_nom_c = (unsigned int) ((double) meta_row_height_c / (double) vratio_c * (double) htotal * ref_freq_to_pix_freq
1493 				/ (double) meta_chunks_per_row_ub_c);
1494 		if (disp_dlg_regs->refcyc_per_meta_chunk_nom_c >= (unsigned int) dml_pow(2, 23))
1495 			disp_dlg_regs->refcyc_per_meta_chunk_nom_c = dml_pow(2, 23) - 1;
1496 	}
1497 
1498 	disp_dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int) dml_floor(refcyc_per_line_delivery_pre_l, 1);
1499 	disp_dlg_regs->refcyc_per_line_delivery_l = (unsigned int) dml_floor(refcyc_per_line_delivery_l, 1);
1500 	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_l < (unsigned int)dml_pow(2, 13)); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_l < (unsigned int)dml_pow(2, 13));
1501 
1502 	disp_dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int) dml_floor(refcyc_per_line_delivery_pre_c, 1);
1503 	disp_dlg_regs->refcyc_per_line_delivery_c = (unsigned int) dml_floor(refcyc_per_line_delivery_c, 1);
1504 	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_c < (unsigned int)dml_pow(2, 13)); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_c < (unsigned int)dml_pow(2, 13));
1505 
1506 	disp_dlg_regs->chunk_hdl_adjust_cur0 = 3;
1507 	disp_dlg_regs->dst_y_offset_cur0 = 0;
1508 	disp_dlg_regs->chunk_hdl_adjust_cur1 = 3;
1509 	disp_dlg_regs->dst_y_offset_cur1 = 0;
1510 
1511 	disp_dlg_regs->dst_y_delta_drq_limit = 0x7fff; // off
1512 
1513 	disp_ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int) (refcyc_per_req_delivery_pre_l * dml_pow(2, 10));
1514 	disp_ttu_regs->refcyc_per_req_delivery_l = (unsigned int) (refcyc_per_req_delivery_l * dml_pow(2, 10));
1515 	disp_ttu_regs->refcyc_per_req_delivery_pre_c = (unsigned int) (refcyc_per_req_delivery_pre_c * dml_pow(2, 10));
1516 	disp_ttu_regs->refcyc_per_req_delivery_c = (unsigned int) (refcyc_per_req_delivery_c * dml_pow(2, 10));
1517 	disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 = (unsigned int) (refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10));
1518 	disp_ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int) (refcyc_per_req_delivery_cur0 * dml_pow(2, 10));
1519 	disp_ttu_regs->refcyc_per_req_delivery_pre_cur1 = (unsigned int) (refcyc_per_req_delivery_pre_cur1 * dml_pow(2, 10));
1520 	disp_ttu_regs->refcyc_per_req_delivery_cur1 = (unsigned int) (refcyc_per_req_delivery_cur1 * dml_pow(2, 10));
1521 
1522 	disp_ttu_regs->qos_level_low_wm = 0;
1523 	ASSERT(disp_ttu_regs->qos_level_low_wm < dml_pow(2, 14));
1524 
1525 	disp_ttu_regs->qos_level_high_wm = (unsigned int) (4.0 * (double) htotal * ref_freq_to_pix_freq);
1526 	ASSERT(disp_ttu_regs->qos_level_high_wm < dml_pow(2, 14));
1527 
1528 	disp_ttu_regs->qos_level_flip = 14;
1529 	disp_ttu_regs->qos_level_fixed_l = 8;
1530 	disp_ttu_regs->qos_level_fixed_c = 8;
1531 	disp_ttu_regs->qos_level_fixed_cur0 = 8;
1532 	disp_ttu_regs->qos_ramp_disable_l = 0;
1533 	disp_ttu_regs->qos_ramp_disable_c = 0;
1534 	disp_ttu_regs->qos_ramp_disable_cur0 = 0;
1535 
1536 	disp_ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz;
1537 	ASSERT(disp_ttu_regs->min_ttu_vblank < dml_pow(2, 24));
1538 
1539 	print__ttu_regs_st(mode_lib, disp_ttu_regs);
1540 	print__dlg_regs_st(mode_lib, disp_dlg_regs);
1541 }
1542 
dml31_rq_dlg_get_dlg_reg(struct display_mode_lib * mode_lib,display_dlg_regs_st * dlg_regs,display_ttu_regs_st * ttu_regs,const display_e2e_pipe_params_st * e2e_pipe_param,const unsigned int num_pipes,const unsigned int pipe_idx,const bool cstate_en,const bool pstate_en,const bool vm_en,const bool ignore_viewport_pos,const bool immediate_flip_support)1543 void dml31_rq_dlg_get_dlg_reg(
1544 		struct display_mode_lib *mode_lib,
1545 		display_dlg_regs_st *dlg_regs,
1546 		display_ttu_regs_st *ttu_regs,
1547 		const display_e2e_pipe_params_st *e2e_pipe_param,
1548 		const unsigned int num_pipes,
1549 		const unsigned int pipe_idx,
1550 		const bool cstate_en,
1551 		const bool pstate_en,
1552 		const bool vm_en,
1553 		const bool ignore_viewport_pos,
1554 		const bool immediate_flip_support)
1555 {
1556 	display_rq_params_st rq_param = {0};
1557 	display_dlg_sys_params_st dlg_sys_param = {0};
1558 
1559 	// Get watermark and Tex.
1560 	dlg_sys_param.t_urg_wm_us = get_wm_urgent(mode_lib, e2e_pipe_param, num_pipes);
1561 	dlg_sys_param.deepsleep_dcfclk_mhz = get_clk_dcf_deepsleep(mode_lib, e2e_pipe_param, num_pipes);
1562 	dlg_sys_param.t_extra_us = get_urgent_extra_latency(mode_lib, e2e_pipe_param, num_pipes);
1563 	dlg_sys_param.mem_trip_us = get_wm_memory_trip(mode_lib, e2e_pipe_param, num_pipes);
1564 	dlg_sys_param.t_mclk_wm_us = get_wm_dram_clock_change(mode_lib, e2e_pipe_param, num_pipes);
1565 	dlg_sys_param.t_sr_wm_us = get_wm_stutter_enter_exit(mode_lib, e2e_pipe_param, num_pipes);
1566 	dlg_sys_param.total_flip_bw = get_total_immediate_flip_bw(mode_lib, e2e_pipe_param, num_pipes);
1567 	dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib, e2e_pipe_param, num_pipes);
1568 
1569 	print__dlg_sys_params_st(mode_lib, &dlg_sys_param);
1570 
1571 	// system parameter calculation done
1572 
1573 	dml_print("DML_DLG: Calculation for pipe[%d] start\n\n", pipe_idx);
1574 	dml_rq_dlg_get_rq_params(mode_lib, &rq_param, &e2e_pipe_param[pipe_idx].pipe);
1575 	dml_rq_dlg_get_dlg_params(
1576 			mode_lib,
1577 			e2e_pipe_param,
1578 			num_pipes,
1579 			pipe_idx,
1580 			dlg_regs,
1581 			ttu_regs,
1582 			&rq_param.dlg,
1583 			&dlg_sys_param,
1584 			cstate_en,
1585 			pstate_en,
1586 			vm_en,
1587 			ignore_viewport_pos,
1588 			immediate_flip_support);
1589 	dml_print("DML_DLG: Calculation for pipe[%d] end\n", pipe_idx);
1590 }
1591 
1592