1 // SPDX-License-Identifier: MIT
2 //
3 // Copyright 2024 Advanced Micro Devices, Inc.
4 
5 #include "dc_spl_translate.h"
6 #include "dcn20/dcn20_dpp.h"
7 #include "dcn32/dcn32_dpp.h"
8 #include "dcn401/dcn401_dpp.h"
9 
10 static struct spl_callbacks dcn2_spl_callbacks = {
11 	.spl_calc_lb_num_partitions = dscl2_spl_calc_lb_num_partitions,
12 };
13 static struct spl_callbacks dcn32_spl_callbacks = {
14 	.spl_calc_lb_num_partitions = dscl32_spl_calc_lb_num_partitions,
15 };
16 static struct spl_callbacks dcn401_spl_callbacks = {
17 	.spl_calc_lb_num_partitions = dscl401_spl_calc_lb_num_partitions,
18 };
populate_splrect_from_rect(struct spl_rect * spl_rect,const struct rect * rect)19 static void populate_splrect_from_rect(struct spl_rect *spl_rect, const struct rect *rect)
20 {
21 	spl_rect->x = rect->x;
22 	spl_rect->y = rect->y;
23 	spl_rect->width = rect->width;
24 	spl_rect->height = rect->height;
25 }
populate_rect_from_splrect(struct rect * rect,const struct spl_rect * spl_rect)26 static void populate_rect_from_splrect(struct rect *rect, const struct spl_rect *spl_rect)
27 {
28 	rect->x = spl_rect->x;
29 	rect->y = spl_rect->y;
30 	rect->width = spl_rect->width;
31 	rect->height = spl_rect->height;
32 }
populate_spltaps_from_taps(struct spl_taps * spl_scaling_quality,const struct scaling_taps * scaling_quality)33 static void populate_spltaps_from_taps(struct spl_taps *spl_scaling_quality,
34 		const struct scaling_taps *scaling_quality)
35 {
36 	spl_scaling_quality->h_taps_c = scaling_quality->h_taps_c;
37 	spl_scaling_quality->h_taps = scaling_quality->h_taps;
38 	spl_scaling_quality->v_taps_c = scaling_quality->v_taps_c;
39 	spl_scaling_quality->v_taps = scaling_quality->v_taps;
40 	spl_scaling_quality->integer_scaling = scaling_quality->integer_scaling;
41 }
populate_taps_from_spltaps(struct scaling_taps * scaling_quality,const struct spl_taps * spl_scaling_quality)42 static void populate_taps_from_spltaps(struct scaling_taps *scaling_quality,
43 		const struct spl_taps *spl_scaling_quality)
44 {
45 	scaling_quality->h_taps_c = spl_scaling_quality->h_taps_c + 1;
46 	scaling_quality->h_taps = spl_scaling_quality->h_taps + 1;
47 	scaling_quality->v_taps_c = spl_scaling_quality->v_taps_c + 1;
48 	scaling_quality->v_taps = spl_scaling_quality->v_taps + 1;
49 }
populate_ratios_from_splratios(struct scaling_ratios * ratios,const struct ratio * spl_ratios)50 static void populate_ratios_from_splratios(struct scaling_ratios *ratios,
51 		const struct ratio *spl_ratios)
52 {
53 	ratios->horz = dc_fixpt_from_ux_dy(spl_ratios->h_scale_ratio >> 5, 3, 19);
54 	ratios->vert = dc_fixpt_from_ux_dy(spl_ratios->v_scale_ratio >> 5, 3, 19);
55 	ratios->horz_c = dc_fixpt_from_ux_dy(spl_ratios->h_scale_ratio_c >> 5, 3, 19);
56 	ratios->vert_c = dc_fixpt_from_ux_dy(spl_ratios->v_scale_ratio_c >> 5, 3, 19);
57 }
populate_inits_from_splinits(struct scl_inits * inits,const struct init * spl_inits)58 static void populate_inits_from_splinits(struct scl_inits *inits,
59 		const struct init *spl_inits)
60 {
61 	inits->h = dc_fixpt_from_int_dy(spl_inits->h_filter_init_int, spl_inits->h_filter_init_frac >> 5, 0, 19);
62 	inits->v = dc_fixpt_from_int_dy(spl_inits->v_filter_init_int, spl_inits->v_filter_init_frac >> 5, 0, 19);
63 	inits->h_c = dc_fixpt_from_int_dy(spl_inits->h_filter_init_int_c, spl_inits->h_filter_init_frac_c >> 5, 0, 19);
64 	inits->v_c = dc_fixpt_from_int_dy(spl_inits->v_filter_init_int_c, spl_inits->v_filter_init_frac_c >> 5, 0, 19);
65 }
populate_splformat_from_format(enum spl_pixel_format * spl_pixel_format,const enum pixel_format pixel_format)66 static void populate_splformat_from_format(enum spl_pixel_format *spl_pixel_format, const enum pixel_format pixel_format)
67 {
68 	if (pixel_format < PIXEL_FORMAT_INVALID)
69 		*spl_pixel_format = (enum spl_pixel_format)pixel_format;
70 	else
71 		*spl_pixel_format = SPL_PIXEL_FORMAT_INVALID;
72 }
73 /// @brief Translate SPL input parameters from pipe context
74 /// @param pipe_ctx
75 /// @param spl_in
translate_SPL_in_params_from_pipe_ctx(struct pipe_ctx * pipe_ctx,struct spl_in * spl_in)76 void translate_SPL_in_params_from_pipe_ctx(struct pipe_ctx *pipe_ctx, struct spl_in *spl_in)
77 {
78 	const struct dc_plane_state *plane_state = pipe_ctx->plane_state;
79 	const struct dc_stream_state *stream = pipe_ctx->stream;
80 	struct rect odm_slice_src = resource_get_odm_slice_src_rect(pipe_ctx);
81 
82 	// Assign the function to calculate the number of partitions in the line buffer
83 	// This is used to determine the vtap support
84 	switch (plane_state->ctx->dce_version)	{
85 	case DCN_VERSION_2_0:
86 		spl_in->callbacks = dcn2_spl_callbacks;
87 		break;
88 	case DCN_VERSION_3_2:
89 		spl_in->callbacks = dcn32_spl_callbacks;
90 		break;
91 	case DCN_VERSION_4_01:
92 		spl_in->callbacks = dcn401_spl_callbacks;
93 		break;
94 	default:
95 		spl_in->callbacks = dcn2_spl_callbacks;
96 	}
97 	// Make format field from spl_in point to plane_res scl_data format
98 	populate_splformat_from_format(&spl_in->basic_in.format, pipe_ctx->plane_res.scl_data.format);
99 	// Make view_format from basic_out point to view_format from stream
100 	spl_in->basic_out.view_format = (enum spl_view_3d)stream->view_format;
101 	// Populate spl input basic input clip rect from plane state clip rect
102 	populate_splrect_from_rect(&spl_in->basic_in.clip_rect, &plane_state->clip_rect);
103 	// Populate spl input basic out src rect from stream src rect
104 	populate_splrect_from_rect(&spl_in->basic_out.src_rect, &stream->src);
105 	// Populate spl input basic out dst rect from stream dst rect
106 	populate_splrect_from_rect(&spl_in->basic_out.dst_rect, &stream->dst);
107 	// Make spl input basic input info rotation field point to plane state rotation
108 	spl_in->basic_in.rotation = (enum spl_rotation_angle)plane_state->rotation;
109 	// Populate spl input basic input src rect from plane state src rect
110 	populate_splrect_from_rect(&spl_in->basic_in.src_rect, &plane_state->src_rect);
111 	// Populate spl input basic input dst rect from plane state dst rect
112 	populate_splrect_from_rect(&spl_in->basic_in.dst_rect, &plane_state->dst_rect);
113 	// Make spl input basic input info horiz mirror field point to plane state horz mirror
114 	spl_in->basic_in.horizontal_mirror = plane_state->horizontal_mirror;
115 
116 	// Calculate horizontal splits and split index
117 	spl_in->basic_in.num_h_slices_recout_width_align.use_recout_width_aligned = false;
118 	spl_in->basic_in.num_h_slices_recout_width_align.num_slices_recout_width.mpc_num_h_slices =
119 		resource_get_mpc_slice_count(pipe_ctx);
120 
121 	if (stream->view_format == VIEW_3D_FORMAT_SIDE_BY_SIDE)
122 		spl_in->basic_in.mpc_h_slice_index = 0;
123 	else
124 		spl_in->basic_in.mpc_h_slice_index = resource_get_mpc_slice_index(pipe_ctx);
125 
126 	populate_splrect_from_rect(&spl_in->basic_out.odm_slice_rect, &odm_slice_src);
127 	spl_in->basic_out.odm_combine_factor = 0;
128 	spl_in->odm_slice_index = resource_get_odm_slice_index(pipe_ctx);
129 	// Make spl input basic out info output_size width point to stream h active
130 	spl_in->basic_out.output_size.width =
131 		stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right + pipe_ctx->hblank_borrow;
132 	// Make spl input basic out info output_size height point to v active
133 	spl_in->basic_out.output_size.height =
134 		stream->timing.v_addressable + stream->timing.v_border_bottom + stream->timing.v_border_top;
135 	spl_in->basic_out.max_downscale_src_width =
136 			pipe_ctx->stream->ctx->dc->debug.max_downscale_src_width;
137 	spl_in->basic_out.always_scale = pipe_ctx->stream->ctx->dc->debug.always_scale;
138 	// Make spl input basic output info alpha_en field point to plane res scl_data lb_params alpha_en
139 	spl_in->basic_out.alpha_en = pipe_ctx->plane_res.scl_data.lb_params.alpha_en;
140 	spl_in->basic_out.use_two_pixels_per_container = pipe_ctx->stream_res.tg->funcs->is_two_pixels_per_container(&stream->timing);
141 	// Make spl input basic input info scaling quality field point to plane state scaling_quality
142 	populate_spltaps_from_taps(&spl_in->scaling_quality, &plane_state->scaling_quality);
143 	// Translate edge adaptive scaler preference
144 	spl_in->prefer_easf = pipe_ctx->stream->ctx->dc->config.prefer_easf;
145 	spl_in->disable_easf = false;
146 	if (pipe_ctx->stream->ctx->dc->debug.force_easf == 1)
147 		spl_in->prefer_easf = false;
148 	else if (pipe_ctx->stream->ctx->dc->debug.force_easf == 2)
149 		spl_in->disable_easf = true;
150 	/* Translate adaptive sharpening preference */
151 	unsigned int sharpness_setting = pipe_ctx->stream->ctx->dc->debug.force_sharpness;
152 	unsigned int force_sharpness_level = pipe_ctx->stream->ctx->dc->debug.force_sharpness_level;
153 	if (sharpness_setting == SHARPNESS_HW_OFF)
154 		spl_in->adaptive_sharpness.enable = false;
155 	else if (sharpness_setting == SHARPNESS_ZERO) {
156 		spl_in->adaptive_sharpness.enable = true;
157 		spl_in->adaptive_sharpness.sharpness_level = 0;
158 	} else if (sharpness_setting == SHARPNESS_CUSTOM) {
159 		spl_in->adaptive_sharpness.sharpness_range.sdr_rgb_min = 0;
160 		spl_in->adaptive_sharpness.sharpness_range.sdr_rgb_max = 1750;
161 		spl_in->adaptive_sharpness.sharpness_range.sdr_rgb_mid = 750;
162 		spl_in->adaptive_sharpness.sharpness_range.sdr_yuv_min = 0;
163 		spl_in->adaptive_sharpness.sharpness_range.sdr_yuv_max = 3500;
164 		spl_in->adaptive_sharpness.sharpness_range.sdr_yuv_mid = 1500;
165 		spl_in->adaptive_sharpness.sharpness_range.hdr_rgb_min = 0;
166 		spl_in->adaptive_sharpness.sharpness_range.hdr_rgb_max = 2750;
167 		spl_in->adaptive_sharpness.sharpness_range.hdr_rgb_mid = 1500;
168 
169 		if (force_sharpness_level > 0) {
170 			if (force_sharpness_level > 10)
171 				force_sharpness_level = 10;
172 			spl_in->adaptive_sharpness.enable = true;
173 			spl_in->adaptive_sharpness.sharpness_level = force_sharpness_level;
174 		} else if (!plane_state->adaptive_sharpness_en) {
175 			spl_in->adaptive_sharpness.enable = false;
176 			spl_in->adaptive_sharpness.sharpness_level = 0;
177 		} else {
178 			spl_in->adaptive_sharpness.enable = true;
179 			spl_in->adaptive_sharpness.sharpness_level = plane_state->sharpness_level;
180 		}
181 	}
182 	// Translate linear light scaling preference
183 	if (pipe_ctx->stream->ctx->dc->debug.force_lls > 0)
184 		spl_in->lls_pref = pipe_ctx->stream->ctx->dc->debug.force_lls;
185 	else
186 		spl_in->lls_pref = plane_state->linear_light_scaling;
187 	/* Translate chroma subsampling offset ( cositing ) */
188 	if (pipe_ctx->stream->ctx->dc->debug.force_cositing)
189 		spl_in->basic_in.cositing = pipe_ctx->stream->ctx->dc->debug.force_cositing - 1;
190 	else
191 		spl_in->basic_in.cositing = plane_state->cositing;
192 	/* Translate transfer function */
193 	spl_in->basic_in.tf_type = (enum spl_transfer_func_type) plane_state->in_transfer_func.type;
194 	spl_in->basic_in.tf_predefined_type = (enum spl_transfer_func_predefined) plane_state->in_transfer_func.tf;
195 
196 	spl_in->h_active = pipe_ctx->plane_res.scl_data.h_active;
197 	spl_in->v_active = pipe_ctx->plane_res.scl_data.v_active;
198 
199 	spl_in->sharpen_policy = (enum sharpen_policy)plane_state->adaptive_sharpness_policy;
200 	spl_in->debug.scale_to_sharpness_policy =
201 		(enum scale_to_sharpness_policy)pipe_ctx->stream->ctx->dc->debug.scale_to_sharpness_policy;
202 
203 	/* Check if it is stream is in fullscreen and if its HDR.
204 	 * Use this to determine sharpness levels
205 	 */
206 	spl_in->is_fullscreen = pipe_ctx->stream->sharpening_required;
207 	spl_in->is_hdr_on = dm_helpers_is_hdr_on(pipe_ctx->stream->ctx, pipe_ctx->stream);
208 	spl_in->sdr_white_level_nits = plane_state->sdr_white_level_nits;
209 }
210 
211 /// @brief Translate SPL output parameters to pipe context
212 /// @param pipe_ctx
213 /// @param spl_out
translate_SPL_out_params_to_pipe_ctx(struct pipe_ctx * pipe_ctx,struct spl_out * spl_out)214 void translate_SPL_out_params_to_pipe_ctx(struct pipe_ctx *pipe_ctx, struct spl_out *spl_out)
215 {
216 	// Make scaler data recout point to spl output field recout
217 	populate_rect_from_splrect(&pipe_ctx->plane_res.scl_data.recout, &spl_out->dscl_prog_data->recout);
218 	// Make scaler data ratios point to spl output field ratios
219 	populate_ratios_from_splratios(&pipe_ctx->plane_res.scl_data.ratios, &spl_out->dscl_prog_data->ratios);
220 	// Make scaler data viewport point to spl output field viewport
221 	populate_rect_from_splrect(&pipe_ctx->plane_res.scl_data.viewport, &spl_out->dscl_prog_data->viewport);
222 	// Make scaler data viewport_c point to spl output field viewport_c
223 	populate_rect_from_splrect(&pipe_ctx->plane_res.scl_data.viewport_c, &spl_out->dscl_prog_data->viewport_c);
224 	// Make scaler data taps point to spl output field scaling taps
225 	populate_taps_from_spltaps(&pipe_ctx->plane_res.scl_data.taps, &spl_out->dscl_prog_data->taps);
226 	// Make scaler data init point to spl output field init
227 	populate_inits_from_splinits(&pipe_ctx->plane_res.scl_data.inits, &spl_out->dscl_prog_data->init);
228 }
229