| File: | dev/pci/drm/amd/display/dc/dcn201/dcn201_dpp.c |
| Warning: | line 193, column 3 Value stored to 'pixel_width' is never read |
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| 1 | /* |
| 2 | * Copyright 2016 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 "dm_services.h" |
| 27 | |
| 28 | #include "core_types.h" |
| 29 | |
| 30 | #include "reg_helper.h" |
| 31 | #include "dcn201_dpp.h" |
| 32 | #include "basics/conversion.h" |
| 33 | |
| 34 | #define REG(reg)dpp->tf_regs->reg\ |
| 35 | dpp->tf_regs->reg |
| 36 | |
| 37 | #define CTXdpp->base.ctx \ |
| 38 | dpp->base.ctx |
| 39 | |
| 40 | #undef FN |
| 41 | #define FN(reg_name, field_name)dpp->tf_shift->field_name, dpp->tf_mask->field_name \ |
| 42 | dpp->tf_shift->field_name, dpp->tf_mask->field_name |
| 43 | |
| 44 | static void dpp201_cnv_setup( |
| 45 | struct dpp *dpp_base, |
| 46 | enum surface_pixel_format format, |
| 47 | enum expansion_mode mode, |
| 48 | struct dc_csc_transform input_csc_color_matrix, |
| 49 | enum dc_color_space input_color_space, |
| 50 | struct cnv_alpha_2bit_lut *alpha_2bit_lut) |
| 51 | { |
| 52 | struct dcn201_dpp *dpp = TO_DCN201_DPP(dpp_base)({ const __typeof( ((struct dcn201_dpp *)0)->base ) *__mptr = (dpp_base); (struct dcn201_dpp *)( (char *)__mptr - __builtin_offsetof (struct dcn201_dpp, base) );}); |
| 53 | uint32_t pixel_format = 0; |
| 54 | uint32_t alpha_en = 1; |
| 55 | enum dc_color_space color_space = COLOR_SPACE_SRGB; |
| 56 | enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS; |
| 57 | bool_Bool force_disable_cursor = false0; |
| 58 | uint32_t is_2bit = 0; |
| 59 | |
| 60 | REG_SET_2(FORMAT_CONTROL, 0,generic_reg_set_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 0, 2, dpp->tf_shift->CNVC_BYPASS, dpp->tf_mask-> CNVC_BYPASS, 0, dpp->tf_shift->FORMAT_EXPANSION_MODE, dpp ->tf_mask->FORMAT_EXPANSION_MODE, mode) |
| 61 | CNVC_BYPASS, 0,generic_reg_set_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 0, 2, dpp->tf_shift->CNVC_BYPASS, dpp->tf_mask-> CNVC_BYPASS, 0, dpp->tf_shift->FORMAT_EXPANSION_MODE, dpp ->tf_mask->FORMAT_EXPANSION_MODE, mode) |
| 62 | FORMAT_EXPANSION_MODE, mode)generic_reg_set_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 0, 2, dpp->tf_shift->CNVC_BYPASS, dpp->tf_mask-> CNVC_BYPASS, 0, dpp->tf_shift->FORMAT_EXPANSION_MODE, dpp ->tf_mask->FORMAT_EXPANSION_MODE, mode); |
| 63 | |
| 64 | REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 1, dpp->tf_shift->FORMAT_CNV16, dpp->tf_mask->FORMAT_CNV16 , 0); |
| 65 | REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 1, dpp->tf_shift->CNVC_BYPASS_MSB_ALIGN, dpp->tf_mask ->CNVC_BYPASS_MSB_ALIGN, 0); |
| 66 | REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 1, dpp->tf_shift->CLAMP_POSITIVE, dpp->tf_mask-> CLAMP_POSITIVE, 0); |
| 67 | REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 1, dpp->tf_shift->CLAMP_POSITIVE_C, dpp->tf_mask-> CLAMP_POSITIVE_C, 0); |
| 68 | |
| 69 | switch (format) { |
| 70 | case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: |
| 71 | pixel_format = 1; |
| 72 | break; |
| 73 | case SURFACE_PIXEL_FORMAT_GRPH_RGB565: |
| 74 | pixel_format = 3; |
| 75 | alpha_en = 0; |
| 76 | break; |
| 77 | case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: |
| 78 | case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: |
| 79 | pixel_format = 8; |
| 80 | break; |
| 81 | case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: |
| 82 | case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: |
| 83 | pixel_format = 10; |
| 84 | is_2bit = 1; |
| 85 | break; |
| 86 | case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: |
| 87 | force_disable_cursor = false0; |
| 88 | pixel_format = 65; |
| 89 | color_space = COLOR_SPACE_YCBCR709; |
| 90 | select = INPUT_CSC_SELECT_ICSC; |
| 91 | break; |
| 92 | case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: |
| 93 | force_disable_cursor = true1; |
| 94 | pixel_format = 64; |
| 95 | color_space = COLOR_SPACE_YCBCR709; |
| 96 | select = INPUT_CSC_SELECT_ICSC; |
| 97 | break; |
| 98 | case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: |
| 99 | force_disable_cursor = true1; |
| 100 | pixel_format = 67; |
| 101 | color_space = COLOR_SPACE_YCBCR709; |
| 102 | select = INPUT_CSC_SELECT_ICSC; |
| 103 | break; |
| 104 | case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: |
| 105 | force_disable_cursor = true1; |
| 106 | pixel_format = 66; |
| 107 | color_space = COLOR_SPACE_YCBCR709; |
| 108 | select = INPUT_CSC_SELECT_ICSC; |
| 109 | break; |
| 110 | case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: |
| 111 | pixel_format = 22; |
| 112 | break; |
| 113 | case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: |
| 114 | pixel_format = 24; |
| 115 | break; |
| 116 | case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: |
| 117 | pixel_format = 25; |
| 118 | break; |
| 119 | case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888: |
| 120 | pixel_format = 12; |
| 121 | color_space = COLOR_SPACE_YCBCR709; |
| 122 | select = INPUT_CSC_SELECT_ICSC; |
| 123 | break; |
| 124 | case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX: |
| 125 | pixel_format = 112; |
| 126 | alpha_en = 0; |
| 127 | break; |
| 128 | case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX: |
| 129 | pixel_format = 113; |
| 130 | alpha_en = 0; |
| 131 | break; |
| 132 | case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010: |
| 133 | pixel_format = 114; |
| 134 | color_space = COLOR_SPACE_YCBCR709; |
| 135 | select = INPUT_CSC_SELECT_ICSC; |
| 136 | is_2bit = 1; |
| 137 | break; |
| 138 | case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102: |
| 139 | pixel_format = 115; |
| 140 | color_space = COLOR_SPACE_YCBCR709; |
| 141 | select = INPUT_CSC_SELECT_ICSC; |
| 142 | is_2bit = 1; |
| 143 | break; |
| 144 | case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT: |
| 145 | pixel_format = 118; |
| 146 | alpha_en = 0; |
| 147 | break; |
| 148 | case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT: |
| 149 | pixel_format = 119; |
| 150 | alpha_en = 0; |
| 151 | break; |
| 152 | default: |
| 153 | break; |
| 154 | } |
| 155 | |
| 156 | /* Set default color space based on format if none is given. */ |
| 157 | color_space = input_color_space ? input_color_space : color_space; |
| 158 | |
| 159 | if (is_2bit == 1 && alpha_2bit_lut != NULL((void *)0)) { |
| 160 | REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->ALPHA_2BIT_LUT , 1, dpp->tf_shift->ALPHA_2BIT_LUT0, dpp->tf_mask-> ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0); |
| 161 | REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->ALPHA_2BIT_LUT , 1, dpp->tf_shift->ALPHA_2BIT_LUT1, dpp->tf_mask-> ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1); |
| 162 | REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->ALPHA_2BIT_LUT , 1, dpp->tf_shift->ALPHA_2BIT_LUT2, dpp->tf_mask-> ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2); |
| 163 | REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->ALPHA_2BIT_LUT , 1, dpp->tf_shift->ALPHA_2BIT_LUT3, dpp->tf_mask-> ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3); |
| 164 | } |
| 165 | |
| 166 | REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0,generic_reg_set_ex(dpp->base.ctx, dpp->tf_regs->CNVC_SURFACE_PIXEL_FORMAT , 0, 1, dpp->tf_shift->CNVC_SURFACE_PIXEL_FORMAT, dpp-> tf_mask->CNVC_SURFACE_PIXEL_FORMAT, pixel_format) |
| 167 | CNVC_SURFACE_PIXEL_FORMAT, pixel_format)generic_reg_set_ex(dpp->base.ctx, dpp->tf_regs->CNVC_SURFACE_PIXEL_FORMAT , 0, 1, dpp->tf_shift->CNVC_SURFACE_PIXEL_FORMAT, dpp-> tf_mask->CNVC_SURFACE_PIXEL_FORMAT, pixel_format); |
| 168 | REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->FORMAT_CONTROL , 1, dpp->tf_shift->FORMAT_CONTROL__ALPHA_EN, dpp->tf_mask ->FORMAT_CONTROL__ALPHA_EN, alpha_en); |
| 169 | |
| 170 | dpp1_program_input_csc(dpp_base, color_space, select, NULL((void *)0)); |
| 171 | |
| 172 | if (force_disable_cursor) { |
| 173 | REG_UPDATE(CURSOR_CONTROL,generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->CURSOR_CONTROL , 1, dpp->tf_shift->CURSOR_ENABLE, dpp->tf_mask-> CURSOR_ENABLE, 0) |
| 174 | CURSOR_ENABLE, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->CURSOR_CONTROL , 1, dpp->tf_shift->CURSOR_ENABLE, dpp->tf_mask-> CURSOR_ENABLE, 0); |
| 175 | REG_UPDATE(CURSOR0_CONTROL,generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->CURSOR0_CONTROL , 1, dpp->tf_shift->CUR0_ENABLE, dpp->tf_mask->CUR0_ENABLE , 0) |
| 176 | CUR0_ENABLE, 0)generic_reg_update_ex(dpp->base.ctx, dpp->tf_regs->CURSOR0_CONTROL , 1, dpp->tf_shift->CUR0_ENABLE, dpp->tf_mask->CUR0_ENABLE , 0); |
| 177 | } |
| 178 | dpp2_power_on_obuf(dpp_base, true1); |
| 179 | } |
| 180 | |
| 181 | #define IDENTITY_RATIO(ratio)(dc_fixpt_u3d19(ratio) == (1 << 19)) (dc_fixpt_u3d19(ratio) == (1 << 19)) |
| 182 | |
| 183 | static bool_Bool dpp201_get_optimal_number_of_taps( |
| 184 | struct dpp *dpp, |
| 185 | struct scaler_data *scl_data, |
| 186 | const struct scaling_taps *in_taps) |
| 187 | { |
| 188 | uint32_t pixel_width; |
| 189 | |
| 190 | if (scl_data->viewport.width > scl_data->recout.width) |
| 191 | pixel_width = scl_data->recout.width; |
| 192 | else |
| 193 | pixel_width = scl_data->viewport.width; |
Value stored to 'pixel_width' is never read | |
| 194 | |
| 195 | if (scl_data->viewport.width != scl_data->h_active && |
| 196 | scl_data->viewport.height != scl_data->v_active && |
| 197 | dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT && |
| 198 | scl_data->format == PIXEL_FORMAT_FP16) |
| 199 | return false0; |
| 200 | |
| 201 | if (scl_data->viewport.width > scl_data->h_active && |
| 202 | dpp->ctx->dc->debug.max_downscale_src_width != 0 && |
| 203 | scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width) |
| 204 | return false0; |
| 205 | |
| 206 | if (scl_data->ratios.horz.value == (8ll << 32)) |
| 207 | scl_data->ratios.horz.value--; |
| 208 | if (scl_data->ratios.vert.value == (8ll << 32)) |
| 209 | scl_data->ratios.vert.value--; |
| 210 | if (scl_data->ratios.horz_c.value == (8ll << 32)) |
| 211 | scl_data->ratios.horz_c.value--; |
| 212 | if (scl_data->ratios.vert_c.value == (8ll << 32)) |
| 213 | scl_data->ratios.vert_c.value--; |
| 214 | |
| 215 | if (in_taps->h_taps == 0) { |
| 216 | if (dc_fixpt_ceil(scl_data->ratios.horz) > 4) |
| 217 | scl_data->taps.h_taps = 8; |
| 218 | else |
| 219 | scl_data->taps.h_taps = 4; |
| 220 | } else |
| 221 | scl_data->taps.h_taps = in_taps->h_taps; |
| 222 | |
| 223 | if (in_taps->v_taps == 0) { |
| 224 | if (dc_fixpt_ceil(scl_data->ratios.vert) > 4) |
| 225 | scl_data->taps.v_taps = 8; |
| 226 | else |
| 227 | scl_data->taps.v_taps = 4; |
| 228 | } else |
| 229 | scl_data->taps.v_taps = in_taps->v_taps; |
| 230 | if (in_taps->v_taps_c == 0) { |
| 231 | if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 4) |
| 232 | scl_data->taps.v_taps_c = 4; |
| 233 | else |
| 234 | scl_data->taps.v_taps_c = 2; |
| 235 | } else |
| 236 | scl_data->taps.v_taps_c = in_taps->v_taps_c; |
| 237 | if (in_taps->h_taps_c == 0) { |
| 238 | if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 4) |
| 239 | scl_data->taps.h_taps_c = 4; |
| 240 | else |
| 241 | scl_data->taps.h_taps_c = 2; |
| 242 | } else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1) |
| 243 | scl_data->taps.h_taps_c = in_taps->h_taps_c - 1; |
| 244 | else |
| 245 | scl_data->taps.h_taps_c = in_taps->h_taps_c; |
| 246 | |
| 247 | if (!dpp->ctx->dc->debug.always_scale) { |
| 248 | if (IDENTITY_RATIO(scl_data->ratios.horz)(dc_fixpt_u3d19(scl_data->ratios.horz) == (1 << 19))) |
| 249 | scl_data->taps.h_taps = 1; |
| 250 | if (IDENTITY_RATIO(scl_data->ratios.vert)(dc_fixpt_u3d19(scl_data->ratios.vert) == (1 << 19))) |
| 251 | scl_data->taps.v_taps = 1; |
| 252 | if (IDENTITY_RATIO(scl_data->ratios.horz_c)(dc_fixpt_u3d19(scl_data->ratios.horz_c) == (1 << 19 ))) |
| 253 | scl_data->taps.h_taps_c = 1; |
| 254 | if (IDENTITY_RATIO(scl_data->ratios.vert_c)(dc_fixpt_u3d19(scl_data->ratios.vert_c) == (1 << 19 ))) |
| 255 | scl_data->taps.v_taps_c = 1; |
| 256 | } |
| 257 | |
| 258 | return true1; |
| 259 | } |
| 260 | |
| 261 | static struct dpp_funcs dcn201_dpp_funcs = { |
| 262 | .dpp_read_state = dpp20_read_state, |
| 263 | .dpp_reset = dpp_reset, |
| 264 | .dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale, |
| 265 | .dpp_get_optimal_number_of_taps = dpp201_get_optimal_number_of_taps, |
| 266 | .dpp_set_gamut_remap = dpp1_cm_set_gamut_remap, |
| 267 | .dpp_set_csc_adjustment = NULL((void *)0), |
| 268 | .dpp_set_csc_default = NULL((void *)0), |
| 269 | .dpp_program_regamma_pwl = oppn20_dummy_program_regamma_pwl, |
| 270 | .dpp_set_degamma = dpp2_set_degamma, |
| 271 | .dpp_program_input_lut = dpp2_dummy_program_input_lut, |
| 272 | .dpp_full_bypass = dpp1_full_bypass, |
| 273 | .dpp_setup = dpp201_cnv_setup, |
| 274 | .dpp_program_degamma_pwl = dpp2_set_degamma_pwl, |
| 275 | .dpp_program_blnd_lut = dpp20_program_blnd_lut, |
| 276 | .dpp_program_shaper_lut = dpp20_program_shaper, |
| 277 | .dpp_program_3dlut = dpp20_program_3dlut, |
| 278 | .dpp_program_bias_and_scale = NULL((void *)0), |
| 279 | .dpp_cnv_set_alpha_keyer = dpp2_cnv_set_alpha_keyer, |
| 280 | .set_cursor_attributes = dpp2_set_cursor_attributes, |
| 281 | .set_cursor_position = dpp1_set_cursor_position, |
| 282 | .set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes, |
| 283 | .dpp_dppclk_control = dpp1_dppclk_control, |
| 284 | .dpp_set_hdr_multiplier = dpp2_set_hdr_multiplier, |
| 285 | }; |
| 286 | |
| 287 | static struct dpp_caps dcn201_dpp_cap = { |
| 288 | .dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT, |
| 289 | .dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions, |
| 290 | }; |
| 291 | |
| 292 | bool_Bool dpp201_construct( |
| 293 | struct dcn201_dpp *dpp, |
| 294 | struct dc_context *ctx, |
| 295 | uint32_t inst, |
| 296 | const struct dcn201_dpp_registers *tf_regs, |
| 297 | const struct dcn201_dpp_shift *tf_shift, |
| 298 | const struct dcn201_dpp_mask *tf_mask) |
| 299 | { |
| 300 | dpp->base.ctx = ctx; |
| 301 | |
| 302 | dpp->base.inst = inst; |
| 303 | dpp->base.funcs = &dcn201_dpp_funcs; |
| 304 | dpp->base.caps = &dcn201_dpp_cap; |
| 305 | |
| 306 | dpp->tf_regs = tf_regs; |
| 307 | dpp->tf_shift = tf_shift; |
| 308 | dpp->tf_mask = tf_mask; |
| 309 | |
| 310 | dpp->lb_pixel_depth_supported = |
| 311 | LB_PIXEL_DEPTH_18BPP | |
| 312 | LB_PIXEL_DEPTH_24BPP | |
| 313 | LB_PIXEL_DEPTH_30BPP; |
| 314 | |
| 315 | dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY144; |
| 316 | dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES5124; |
| 317 | |
| 318 | return true1; |
| 319 | } |