diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dpp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dpp.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dpp.c new file mode 100644 index 000000000000..f349cbe2a0f0 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dpp.c @@ -0,0 +1,164 @@ +/* + * Copyright 2021 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" +#include "core_types.h" +#include "reg_helper.h" +#include "dcn32_dpp.h" +#include "basics/conversion.h" +#include "dcn30/dcn30_cm_common.h" + +/* Compute the maximum number of lines that we can fit in the line buffer */ +void dscl32_calc_lb_num_partitions( + const struct scaler_data *scl_data, + enum lb_memory_config lb_config, + int *num_part_y, + int *num_part_c) +{ + int memory_line_size_y, memory_line_size_c, memory_line_size_a, + lb_memory_size, lb_memory_size_c, lb_memory_size_a, num_partitions_a; + + int line_size = scl_data->viewport.width < scl_data->recout.width ? + scl_data->viewport.width : scl_data->recout.width; + int line_size_c = scl_data->viewport_c.width < scl_data->recout.width ? + scl_data->viewport_c.width : scl_data->recout.width; + + if (line_size == 0) + line_size = 1; + + if (line_size_c == 0) + line_size_c = 1; + + memory_line_size_y = (line_size + 5) / 6; /* +5 to ceil */ + memory_line_size_c = (line_size_c + 5) / 6; /* +5 to ceil */ + memory_line_size_a = (line_size + 5) / 6; /* +5 to ceil */ + + if (lb_config == LB_MEMORY_CONFIG_1) { + lb_memory_size = 970; + lb_memory_size_c = 970; + lb_memory_size_a = 970; + } else if (lb_config == LB_MEMORY_CONFIG_2) { + lb_memory_size = 1290; + lb_memory_size_c = 1290; + lb_memory_size_a = 1290; + } else if (lb_config == LB_MEMORY_CONFIG_3) { + if (scl_data->viewport.width == scl_data->h_active && + scl_data->viewport.height == scl_data->v_active) { + /* 420 mode: luma using all 3 mem from Y, plus 3rd mem from Cr and Cb */ + /* use increased LB size for calculation only if Scaler not enabled */ + lb_memory_size = 970 + 1290 + 1170 + 1170 + 1170; + lb_memory_size_c = 970 + 1290; + lb_memory_size_a = 970 + 1290 + 1170; + } else { + /* 420 mode: luma using all 3 mem from Y, plus 3rd mem from Cr and Cb */ + lb_memory_size = 970 + 1290 + 484 + 484 + 484; + lb_memory_size_c = 970 + 1290; + lb_memory_size_a = 970 + 1290 + 484; + } + } else { + if (scl_data->viewport.width == scl_data->h_active && + scl_data->viewport.height == scl_data->v_active) { + /* use increased LB size for calculation only if Scaler not enabled */ + lb_memory_size = 970 + 1290 + 1170; + lb_memory_size_c = 970 + 1290 + 1170; + lb_memory_size_a = 970 + 1290 + 1170; + } else { + lb_memory_size = 970 + 1290 + 484; + lb_memory_size_c = 970 + 1290 + 484; + lb_memory_size_a = 970 + 1290 + 484; + } + } + *num_part_y = lb_memory_size / memory_line_size_y; + *num_part_c = lb_memory_size_c / memory_line_size_c; + num_partitions_a = lb_memory_size_a / memory_line_size_a; + + if (scl_data->lb_params.alpha_en + && (num_partitions_a < *num_part_y)) + *num_part_y = num_partitions_a; + + if (*num_part_y > 32) + *num_part_y = 32; + if (*num_part_c > 32) + *num_part_c = 32; +} + +static struct dpp_funcs dcn32_dpp_funcs = { + .dpp_program_gamcor_lut = dpp3_program_gamcor_lut, + .dpp_read_state = dpp30_read_state, + .dpp_reset = dpp_reset, + .dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale, + .dpp_get_optimal_number_of_taps = dpp3_get_optimal_number_of_taps, + .dpp_set_gamut_remap = dpp3_cm_set_gamut_remap, + .dpp_set_csc_adjustment = NULL, + .dpp_set_csc_default = NULL, + .dpp_program_regamma_pwl = NULL, + .dpp_set_pre_degam = dpp3_set_pre_degam, + .dpp_program_input_lut = NULL, + .dpp_full_bypass = dpp1_full_bypass, + .dpp_setup = dpp3_cnv_setup, + .dpp_program_degamma_pwl = NULL, + .dpp_program_cm_dealpha = dpp3_program_cm_dealpha, + .dpp_program_cm_bias = dpp3_program_cm_bias, + + .dpp_program_blnd_lut = NULL, // BLNDGAM is removed completely in DCN3.2 DPP + .dpp_program_shaper_lut = NULL, // CM SHAPER block is removed in DCN3.2 DPP, (it is in MPCC, programmable before or after BLND) + .dpp_program_3dlut = NULL, // CM 3DLUT block is removed in DCN3.2 DPP, (it is in MPCC, programmable before or after BLND) + + .dpp_program_bias_and_scale = NULL, + .dpp_cnv_set_alpha_keyer = dpp2_cnv_set_alpha_keyer, + .set_cursor_attributes = dpp3_set_cursor_attributes, + .set_cursor_position = dpp1_set_cursor_position, + .set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes, + .dpp_dppclk_control = dpp1_dppclk_control, + .dpp_set_hdr_multiplier = dpp3_set_hdr_multiplier, +}; + + +static struct dpp_caps dcn32_dpp_cap = { + .dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT, + .max_lb_partitions = 31, + .dscl_calc_lb_num_partitions = dscl32_calc_lb_num_partitions, +}; + +bool dpp32_construct( + struct dcn3_dpp *dpp, + struct dc_context *ctx, + uint32_t inst, + const struct dcn3_dpp_registers *tf_regs, + const struct dcn3_dpp_shift *tf_shift, + const struct dcn3_dpp_mask *tf_mask) +{ + dpp->base.ctx = ctx; + + dpp->base.inst = inst; + dpp->base.funcs = &dcn32_dpp_funcs; + dpp->base.caps = &dcn32_dpp_cap; + + dpp->tf_regs = tf_regs; + dpp->tf_shift = tf_shift; + dpp->tf_mask = tf_mask; + + return true; +} |