/*
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* Copyright 2017 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: AMD
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*
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*/
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#include "dml1_display_rq_dlg_calc.h"
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#include "display_mode_lib.h"
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#include "dml_inline_defs.h"
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/*
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* NOTE:
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* This file is gcc-parseable HW gospel, coming straight from HW engineers.
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*
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* It doesn't adhere to Linux kernel style and sometimes will do things in odd
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* ways. Unless there is something clearly wrong with it the code should
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* remain as-is as it provides us with a guarantee from HW that it is correct.
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*/
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static unsigned int get_bytes_per_element(enum source_format_class source_format, bool is_chroma)
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{
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unsigned int ret_val = 0;
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if (source_format == dm_444_16) {
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if (!is_chroma)
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ret_val = 2;
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} else if (source_format == dm_444_32) {
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if (!is_chroma)
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ret_val = 4;
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} else if (source_format == dm_444_64) {
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if (!is_chroma)
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ret_val = 8;
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} else if (source_format == dm_420_8) {
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if (is_chroma)
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ret_val = 2;
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else
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ret_val = 1;
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} else if (source_format == dm_420_10) {
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if (is_chroma)
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ret_val = 4;
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else
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ret_val = 2;
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}
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return ret_val;
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}
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static bool is_dual_plane(enum source_format_class source_format)
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{
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bool ret_val = 0;
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if ((source_format == dm_420_8) || (source_format == dm_420_10))
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ret_val = 1;
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return ret_val;
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}
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static void get_blk256_size(
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unsigned int *blk256_width,
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unsigned int *blk256_height,
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unsigned int bytes_per_element)
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{
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if (bytes_per_element == 1) {
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*blk256_width = 16;
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*blk256_height = 16;
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} else if (bytes_per_element == 2) {
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*blk256_width = 16;
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*blk256_height = 8;
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} else if (bytes_per_element == 4) {
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*blk256_width = 8;
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*blk256_height = 8;
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} else if (bytes_per_element == 8) {
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*blk256_width = 8;
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*blk256_height = 4;
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}
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}
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static double get_refcyc_per_delivery(
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struct display_mode_lib *mode_lib,
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double refclk_freq_in_mhz,
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double pclk_freq_in_mhz,
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unsigned int recout_width,
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double vratio,
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double hscale_pixel_rate,
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unsigned int delivery_width,
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unsigned int req_per_swath_ub)
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{
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double refcyc_per_delivery = 0.0;
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if (vratio <= 1.0) {
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refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) recout_width
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/ pclk_freq_in_mhz / (double) req_per_swath_ub;
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} else {
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refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) delivery_width
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/ (double) hscale_pixel_rate / (double) req_per_swath_ub;
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}
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DTRACE("DLG: %s: refclk_freq_in_mhz = %3.2f", __func__, refclk_freq_in_mhz);
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DTRACE("DLG: %s: pclk_freq_in_mhz = %3.2f", __func__, pclk_freq_in_mhz);
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DTRACE("DLG: %s: recout_width = %d", __func__, recout_width);
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DTRACE("DLG: %s: vratio = %3.2f", __func__, vratio);
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DTRACE("DLG: %s: req_per_swath_ub = %d", __func__, req_per_swath_ub);
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DTRACE("DLG: %s: refcyc_per_delivery= %3.2f", __func__, refcyc_per_delivery);
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return refcyc_per_delivery;
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}
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static double get_vratio_pre(
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struct display_mode_lib *mode_lib,
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unsigned int max_num_sw,
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unsigned int max_partial_sw,
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unsigned int swath_height,
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double vinit,
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double l_sw)
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{
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double prefill = dml_floor(vinit, 1);
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double vratio_pre = 1.0;
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vratio_pre = (max_num_sw * swath_height + max_partial_sw) / l_sw;
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if (swath_height > 4) {
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double tmp0 = (max_num_sw * swath_height) / (l_sw - (prefill - 3.0) / 2.0);
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if (tmp0 > vratio_pre)
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vratio_pre = tmp0;
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}
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DTRACE("DLG: %s: max_num_sw = %0d", __func__, max_num_sw);
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DTRACE("DLG: %s: max_partial_sw = %0d", __func__, max_partial_sw);
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DTRACE("DLG: %s: swath_height = %0d", __func__, swath_height);
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DTRACE("DLG: %s: vinit = %3.2f", __func__, vinit);
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DTRACE("DLG: %s: vratio_pre = %3.2f", __func__, vratio_pre);
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if (vratio_pre < 1.0) {
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DTRACE("WARNING_DLG: %s: vratio_pre=%3.2f < 1.0, set to 1.0", __func__, vratio_pre);
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vratio_pre = 1.0;
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}
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if (vratio_pre > 4.0) {
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DTRACE(
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"WARNING_DLG: %s: vratio_pre=%3.2f > 4.0 (max scaling ratio). set to 4.0",
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__func__,
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vratio_pre);
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vratio_pre = 4.0;
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}
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return vratio_pre;
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}
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static void get_swath_need(
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struct display_mode_lib *mode_lib,
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unsigned int *max_num_sw,
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unsigned int *max_partial_sw,
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unsigned int swath_height,
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double vinit)
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{
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double prefill = dml_floor(vinit, 1);
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unsigned int max_partial_sw_int;
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DTRACE("DLG: %s: swath_height = %0d", __func__, swath_height);
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DTRACE("DLG: %s: vinit = %3.2f", __func__, vinit);
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ASSERT(prefill > 0.0 && prefill <= 8.0);
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*max_num_sw = (unsigned int) (dml_ceil((prefill - 1.0) / (double) swath_height, 1) + 1.0); /* prefill has to be >= 1 */
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max_partial_sw_int =
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(prefill == 1) ?
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(swath_height - 1) :
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((unsigned int) (prefill - 2.0) % swath_height);
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*max_partial_sw = (max_partial_sw_int < 1) ? 1 : max_partial_sw_int; /* ensure minimum of 1 is used */
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DTRACE("DLG: %s: max_num_sw = %0d", __func__, *max_num_sw);
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DTRACE("DLG: %s: max_partial_sw = %0d", __func__, *max_partial_sw);
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}
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static unsigned int get_blk_size_bytes(const enum source_macro_tile_size tile_size)
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{
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if (tile_size == dm_256k_tile)
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return (256 * 1024);
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else if (tile_size == dm_64k_tile)
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return (64 * 1024);
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else
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return (4 * 1024);
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}
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static void extract_rq_sizing_regs(
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struct display_mode_lib *mode_lib,
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struct _vcs_dpi_display_data_rq_regs_st *rq_regs,
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const struct _vcs_dpi_display_data_rq_sizing_params_st rq_sizing)
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{
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DTRACE("DLG: %s: rq_sizing param", __func__);
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print__data_rq_sizing_params_st(mode_lib, rq_sizing);
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rq_regs->chunk_size = dml_log2(rq_sizing.chunk_bytes) - 10;
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if (rq_sizing.min_chunk_bytes == 0)
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rq_regs->min_chunk_size = 0;
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else
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rq_regs->min_chunk_size = dml_log2(rq_sizing.min_chunk_bytes) - 8 + 1;
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rq_regs->meta_chunk_size = dml_log2(rq_sizing.meta_chunk_bytes) - 10;
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if (rq_sizing.min_meta_chunk_bytes == 0)
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rq_regs->min_meta_chunk_size = 0;
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else
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rq_regs->min_meta_chunk_size = dml_log2(rq_sizing.min_meta_chunk_bytes) - 6 + 1;
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rq_regs->dpte_group_size = dml_log2(rq_sizing.dpte_group_bytes) - 6;
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rq_regs->mpte_group_size = dml_log2(rq_sizing.mpte_group_bytes) - 6;
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}
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void dml1_extract_rq_regs(
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struct display_mode_lib *mode_lib,
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struct _vcs_dpi_display_rq_regs_st *rq_regs,
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const struct _vcs_dpi_display_rq_params_st rq_param)
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{
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unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
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unsigned int detile_buf_plane1_addr = 0;
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extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), rq_param.sizing.rq_l);
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if (rq_param.yuv420)
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extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), rq_param.sizing.rq_c);
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rq_regs->rq_regs_l.swath_height = dml_log2(rq_param.dlg.rq_l.swath_height);
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rq_regs->rq_regs_c.swath_height = dml_log2(rq_param.dlg.rq_c.swath_height);
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/* TODO: take the max between luma, chroma chunk size?
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* okay for now, as we are setting chunk_bytes to 8kb anyways
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*/
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if (rq_param.sizing.rq_l.chunk_bytes >= 32 * 1024) { /*32kb */
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rq_regs->drq_expansion_mode = 0;
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} else {
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rq_regs->drq_expansion_mode = 2;
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}
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rq_regs->prq_expansion_mode = 1;
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rq_regs->mrq_expansion_mode = 1;
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rq_regs->crq_expansion_mode = 1;
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if (rq_param.yuv420) {
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if ((double) rq_param.misc.rq_l.stored_swath_bytes
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/ (double) rq_param.misc.rq_c.stored_swath_bytes <= 1.5) {
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detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 64.0); /* half to chroma */
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} else {
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detile_buf_plane1_addr = dml_round_to_multiple(
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(unsigned int) ((2.0 * detile_buf_size_in_bytes) / 3.0),
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256,
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0) / 64.0; /* 2/3 to chroma */
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}
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}
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rq_regs->plane1_base_address = detile_buf_plane1_addr;
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}
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static void handle_det_buf_split(
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struct display_mode_lib *mode_lib,
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struct _vcs_dpi_display_rq_params_st *rq_param,
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const struct _vcs_dpi_display_pipe_source_params_st pipe_src_param)
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{
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unsigned int total_swath_bytes = 0;
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unsigned int swath_bytes_l = 0;
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unsigned int swath_bytes_c = 0;
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unsigned int full_swath_bytes_packed_l = 0;
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unsigned int full_swath_bytes_packed_c = 0;
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bool req128_l = 0;
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bool req128_c = 0;
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bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
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bool surf_vert = (pipe_src_param.source_scan == dm_vert);
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unsigned int log2_swath_height_l = 0;
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unsigned int log2_swath_height_c = 0;
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unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
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full_swath_bytes_packed_l = rq_param->misc.rq_l.full_swath_bytes;
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full_swath_bytes_packed_c = rq_param->misc.rq_c.full_swath_bytes;
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if (rq_param->yuv420_10bpc) {
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full_swath_bytes_packed_l = dml_round_to_multiple(
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rq_param->misc.rq_l.full_swath_bytes * 2 / 3,
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256,
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1) + 256;
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full_swath_bytes_packed_c = dml_round_to_multiple(
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rq_param->misc.rq_c.full_swath_bytes * 2 / 3,
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256,
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1) + 256;
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}
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if (rq_param->yuv420) {
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total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
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if (total_swath_bytes <= detile_buf_size_in_bytes) { /*full 256b request */
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req128_l = 0;
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req128_c = 0;
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swath_bytes_l = full_swath_bytes_packed_l;
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swath_bytes_c = full_swath_bytes_packed_c;
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} else { /*128b request (for luma only for yuv420 8bpc) */
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req128_l = 1;
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req128_c = 0;
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swath_bytes_l = full_swath_bytes_packed_l / 2;
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swath_bytes_c = full_swath_bytes_packed_c;
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}
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/* Bug workaround, luma and chroma req size needs to be the same. (see: DEGVIDCN10-137)
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* TODO: Remove after rtl fix
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*/
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if (req128_l == 1) {
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req128_c = 1;
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DTRACE("DLG: %s: bug workaround DEGVIDCN10-137", __func__);
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}
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/* Note: assumption, the config that pass in will fit into
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* the detiled buffer.
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*/
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} else {
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total_swath_bytes = 2 * full_swath_bytes_packed_l;
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if (total_swath_bytes <= detile_buf_size_in_bytes)
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req128_l = 0;
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else
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req128_l = 1;
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swath_bytes_l = total_swath_bytes;
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swath_bytes_c = 0;
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}
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rq_param->misc.rq_l.stored_swath_bytes = swath_bytes_l;
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rq_param->misc.rq_c.stored_swath_bytes = swath_bytes_c;
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if (surf_linear) {
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log2_swath_height_l = 0;
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log2_swath_height_c = 0;
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} else {
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unsigned int swath_height_l;
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unsigned int swath_height_c;
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if (!surf_vert) {
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swath_height_l = rq_param->misc.rq_l.blk256_height;
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swath_height_c = rq_param->misc.rq_c.blk256_height;
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} else {
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swath_height_l = rq_param->misc.rq_l.blk256_width;
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swath_height_c = rq_param->misc.rq_c.blk256_width;
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}
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if (swath_height_l > 0)
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log2_swath_height_l = dml_log2(swath_height_l);
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if (req128_l && log2_swath_height_l > 0)
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log2_swath_height_l -= 1;
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if (swath_height_c > 0)
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log2_swath_height_c = dml_log2(swath_height_c);
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if (req128_c && log2_swath_height_c > 0)
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log2_swath_height_c -= 1;
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}
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rq_param->dlg.rq_l.swath_height = 1 << log2_swath_height_l;
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rq_param->dlg.rq_c.swath_height = 1 << log2_swath_height_c;
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DTRACE("DLG: %s: req128_l = %0d", __func__, req128_l);
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DTRACE("DLG: %s: req128_c = %0d", __func__, req128_c);
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DTRACE("DLG: %s: full_swath_bytes_packed_l = %0d", __func__, full_swath_bytes_packed_l);
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DTRACE("DLG: %s: full_swath_bytes_packed_c = %0d", __func__, full_swath_bytes_packed_c);
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}
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/* Need refactor. */
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static void dml1_rq_dlg_get_row_heights(
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struct display_mode_lib *mode_lib,
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unsigned int *o_dpte_row_height,
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unsigned int *o_meta_row_height,
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unsigned int vp_width,
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unsigned int data_pitch,
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int source_format,
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int tiling,
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int macro_tile_size,
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int source_scan,
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int is_chroma)
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{
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bool surf_linear = (tiling == dm_sw_linear);
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bool surf_vert = (source_scan == dm_vert);
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unsigned int bytes_per_element = get_bytes_per_element(
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(enum source_format_class) source_format,
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is_chroma);
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unsigned int log2_bytes_per_element = dml_log2(bytes_per_element);
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unsigned int blk256_width = 0;
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unsigned int blk256_height = 0;
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unsigned int log2_blk256_height;
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unsigned int blk_bytes;
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unsigned int log2_blk_bytes;
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unsigned int log2_blk_height;
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unsigned int log2_blk_width;
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unsigned int log2_meta_req_bytes;
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unsigned int log2_meta_req_height;
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unsigned int log2_meta_req_width;
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unsigned int log2_meta_row_height;
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unsigned int log2_vmpg_bytes;
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unsigned int dpte_buf_in_pte_reqs;
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unsigned int log2_vmpg_height;
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unsigned int log2_vmpg_width;
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unsigned int log2_dpte_req_height_ptes;
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unsigned int log2_dpte_req_width_ptes;
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unsigned int log2_dpte_req_height;
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unsigned int log2_dpte_req_width;
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unsigned int log2_dpte_row_height_linear;
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unsigned int log2_dpte_row_height;
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unsigned int dpte_req_width;
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if (surf_linear) {
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blk256_width = 256;
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blk256_height = 1;
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} else {
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get_blk256_size(&blk256_width, &blk256_height, bytes_per_element);
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}
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log2_blk256_height = dml_log2((double) blk256_height);
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blk_bytes = surf_linear ?
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256 : get_blk_size_bytes((enum source_macro_tile_size) macro_tile_size);
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log2_blk_bytes = dml_log2((double) blk_bytes);
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log2_blk_height = 0;
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log2_blk_width = 0;
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/* remember log rule
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* "+" in log is multiply
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* "-" in log is divide
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* "/2" is like square root
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* blk is vertical biased
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*/
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if (tiling != dm_sw_linear)
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log2_blk_height = log2_blk256_height
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+ dml_ceil((double) (log2_blk_bytes - 8) / 2.0, 1);
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else
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log2_blk_height = 0; /* blk height of 1 */
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log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height;
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/* ------- */
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/* meta */
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/* ------- */
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log2_meta_req_bytes = 6; /* meta request is 64b and is 8x8byte meta element */
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/* each 64b meta request for dcn is 8x8 meta elements and
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* a meta element covers one 256b block of the the data surface.
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*/
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log2_meta_req_height = log2_blk256_height + 3; /* meta req is 8x8 */
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log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element
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- log2_meta_req_height;
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log2_meta_row_height = 0;
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/* the dimensions of a meta row are meta_row_width x meta_row_height in elements.
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* calculate upper bound of the meta_row_width
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*/
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if (!surf_vert)
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log2_meta_row_height = log2_meta_req_height;
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else
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log2_meta_row_height = log2_meta_req_width;
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*o_meta_row_height = 1 << log2_meta_row_height;
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/* ------ */
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/* dpte */
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/* ------ */
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log2_vmpg_bytes = dml_log2(mode_lib->soc.vmm_page_size_bytes);
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dpte_buf_in_pte_reqs = mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma;
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log2_vmpg_height = 0;
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log2_vmpg_width = 0;
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log2_dpte_req_height_ptes = 0;
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log2_dpte_req_width_ptes = 0;
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log2_dpte_req_height = 0;
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log2_dpte_req_width = 0;
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log2_dpte_row_height_linear = 0;
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log2_dpte_row_height = 0;
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dpte_req_width = 0; /* 64b dpte req width in data element */
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if (surf_linear)
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log2_vmpg_height = 0; /* one line high */
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else
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log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height;
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log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height;
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/* only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4. */
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if (log2_blk_bytes <= log2_vmpg_bytes)
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log2_dpte_req_height_ptes = 0;
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else if (log2_blk_height - log2_vmpg_height >= 2)
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log2_dpte_req_height_ptes = 2;
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else
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log2_dpte_req_height_ptes = log2_blk_height - log2_vmpg_height;
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log2_dpte_req_width_ptes = 3 - log2_dpte_req_height_ptes;
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ASSERT((log2_dpte_req_width_ptes == 3 && log2_dpte_req_height_ptes == 0) || /* 8x1 */
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(log2_dpte_req_width_ptes == 2 && log2_dpte_req_height_ptes == 1) || /* 4x2 */
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(log2_dpte_req_width_ptes == 1 && log2_dpte_req_height_ptes == 2)); /* 2x4 */
|
|
/* the dpte request dimensions in data elements is dpte_req_width x dpte_req_height
|
* log2_wmpg_width is how much 1 pte represent, now trying to calculate how much 64b pte req represent
|
*/
|
log2_dpte_req_height = log2_vmpg_height + log2_dpte_req_height_ptes;
|
log2_dpte_req_width = log2_vmpg_width + log2_dpte_req_width_ptes;
|
dpte_req_width = 1 << log2_dpte_req_width;
|
|
/* calculate pitch dpte row buffer can hold
|
* round the result down to a power of two.
|
*/
|
if (surf_linear) {
|
log2_dpte_row_height_linear = dml_floor(
|
dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch),
|
1);
|
|
ASSERT(log2_dpte_row_height_linear >= 3);
|
|
if (log2_dpte_row_height_linear > 7)
|
log2_dpte_row_height_linear = 7;
|
|
log2_dpte_row_height = log2_dpte_row_height_linear;
|
} else {
|
/* the upper bound of the dpte_row_width without dependency on viewport position follows. */
|
if (!surf_vert)
|
log2_dpte_row_height = log2_dpte_req_height;
|
else
|
log2_dpte_row_height =
|
(log2_blk_width < log2_dpte_req_width) ?
|
log2_blk_width : log2_dpte_req_width;
|
}
|
|
/* From programming guide:
|
* There is a special case of saving only half of ptes returned due to buffer space limits.
|
* this case applies to 4 and 8bpe in horizontal access of a vp_width greater than 2560+16
|
* when the pte request is 2x4 ptes (which happens when vmpg_bytes =4kb and tile blk_bytes >=64kb).
|
*/
|
if (!surf_vert && vp_width > (2560 + 16) && bytes_per_element >= 4 && log2_vmpg_bytes == 12
|
&& log2_blk_bytes >= 16)
|
log2_dpte_row_height = log2_dpte_row_height - 1; /*half of the full height */
|
|
*o_dpte_row_height = 1 << log2_dpte_row_height;
|
}
|
|
static void get_surf_rq_param(
|
struct display_mode_lib *mode_lib,
|
struct _vcs_dpi_display_data_rq_sizing_params_st *rq_sizing_param,
|
struct _vcs_dpi_display_data_rq_dlg_params_st *rq_dlg_param,
|
struct _vcs_dpi_display_data_rq_misc_params_st *rq_misc_param,
|
const struct _vcs_dpi_display_pipe_source_params_st pipe_src_param,
|
bool is_chroma)
|
{
|
bool mode_422 = 0;
|
unsigned int vp_width = 0;
|
unsigned int vp_height = 0;
|
unsigned int data_pitch = 0;
|
unsigned int meta_pitch = 0;
|
unsigned int ppe = mode_422 ? 2 : 1;
|
bool surf_linear;
|
bool surf_vert;
|
unsigned int bytes_per_element;
|
unsigned int log2_bytes_per_element;
|
unsigned int blk256_width;
|
unsigned int blk256_height;
|
unsigned int log2_blk256_width;
|
unsigned int log2_blk256_height;
|
unsigned int blk_bytes;
|
unsigned int log2_blk_bytes;
|
unsigned int log2_blk_height;
|
unsigned int log2_blk_width;
|
unsigned int log2_meta_req_bytes;
|
unsigned int log2_meta_req_height;
|
unsigned int log2_meta_req_width;
|
unsigned int meta_req_width;
|
unsigned int meta_req_height;
|
unsigned int log2_meta_row_height;
|
unsigned int meta_row_width_ub;
|
unsigned int log2_meta_chunk_bytes;
|
unsigned int log2_meta_chunk_height;
|
unsigned int log2_meta_chunk_width;
|
unsigned int log2_min_meta_chunk_bytes;
|
unsigned int min_meta_chunk_width;
|
unsigned int meta_chunk_width;
|
unsigned int meta_chunk_per_row_int;
|
unsigned int meta_row_remainder;
|
unsigned int meta_chunk_threshold;
|
unsigned int meta_blk_bytes;
|
unsigned int meta_blk_height;
|
unsigned int meta_blk_width;
|
unsigned int meta_surface_bytes;
|
unsigned int vmpg_bytes;
|
unsigned int meta_pte_req_per_frame_ub;
|
unsigned int meta_pte_bytes_per_frame_ub;
|
unsigned int log2_vmpg_bytes;
|
unsigned int dpte_buf_in_pte_reqs;
|
unsigned int log2_vmpg_height;
|
unsigned int log2_vmpg_width;
|
unsigned int log2_dpte_req_height_ptes;
|
unsigned int log2_dpte_req_width_ptes;
|
unsigned int log2_dpte_req_height;
|
unsigned int log2_dpte_req_width;
|
unsigned int log2_dpte_row_height_linear;
|
unsigned int log2_dpte_row_height;
|
unsigned int log2_dpte_group_width;
|
unsigned int dpte_row_width_ub;
|
unsigned int dpte_row_height;
|
unsigned int dpte_req_height;
|
unsigned int dpte_req_width;
|
unsigned int dpte_group_width;
|
unsigned int log2_dpte_group_bytes;
|
unsigned int log2_dpte_group_length;
|
unsigned int func_meta_row_height, func_dpte_row_height;
|
|
/* TODO check if ppe apply for both luma and chroma in 422 case */
|
if (is_chroma) {
|
vp_width = pipe_src_param.viewport_width_c / ppe;
|
vp_height = pipe_src_param.viewport_height_c;
|
data_pitch = pipe_src_param.data_pitch_c;
|
meta_pitch = pipe_src_param.meta_pitch_c;
|
} else {
|
vp_width = pipe_src_param.viewport_width / ppe;
|
vp_height = pipe_src_param.viewport_height;
|
data_pitch = pipe_src_param.data_pitch;
|
meta_pitch = pipe_src_param.meta_pitch;
|
}
|
|
rq_sizing_param->chunk_bytes = 8192;
|
|
if (rq_sizing_param->chunk_bytes == 64 * 1024)
|
rq_sizing_param->min_chunk_bytes = 0;
|
else
|
rq_sizing_param->min_chunk_bytes = 1024;
|
|
rq_sizing_param->meta_chunk_bytes = 2048;
|
rq_sizing_param->min_meta_chunk_bytes = 256;
|
|
rq_sizing_param->mpte_group_bytes = 2048;
|
|
surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
|
surf_vert = (pipe_src_param.source_scan == dm_vert);
|
|
bytes_per_element = get_bytes_per_element(
|
(enum source_format_class) pipe_src_param.source_format,
|
is_chroma);
|
log2_bytes_per_element = dml_log2(bytes_per_element);
|
blk256_width = 0;
|
blk256_height = 0;
|
|
if (surf_linear) {
|
blk256_width = 256 / bytes_per_element;
|
blk256_height = 1;
|
} else {
|
get_blk256_size(&blk256_width, &blk256_height, bytes_per_element);
|
}
|
|
DTRACE("DLG: %s: surf_linear = %d", __func__, surf_linear);
|
DTRACE("DLG: %s: surf_vert = %d", __func__, surf_vert);
|
DTRACE("DLG: %s: blk256_width = %d", __func__, blk256_width);
|
DTRACE("DLG: %s: blk256_height = %d", __func__, blk256_height);
|
|
log2_blk256_width = dml_log2((double) blk256_width);
|
log2_blk256_height = dml_log2((double) blk256_height);
|
blk_bytes =
|
surf_linear ? 256 : get_blk_size_bytes(
|
(enum source_macro_tile_size) pipe_src_param.macro_tile_size);
|
log2_blk_bytes = dml_log2((double) blk_bytes);
|
log2_blk_height = 0;
|
log2_blk_width = 0;
|
|
/* remember log rule
|
* "+" in log is multiply
|
* "-" in log is divide
|
* "/2" is like square root
|
* blk is vertical biased
|
*/
|
if (pipe_src_param.sw_mode != dm_sw_linear)
|
log2_blk_height = log2_blk256_height
|
+ dml_ceil((double) (log2_blk_bytes - 8) / 2.0, 1);
|
else
|
log2_blk_height = 0; /* blk height of 1 */
|
|
log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height;
|
|
if (!surf_vert) {
|
rq_dlg_param->swath_width_ub = dml_round_to_multiple(vp_width - 1, blk256_width, 1)
|
+ blk256_width;
|
rq_dlg_param->req_per_swath_ub = rq_dlg_param->swath_width_ub >> log2_blk256_width;
|
} else {
|
rq_dlg_param->swath_width_ub = dml_round_to_multiple(
|
vp_height - 1,
|
blk256_height,
|
1) + blk256_height;
|
rq_dlg_param->req_per_swath_ub = rq_dlg_param->swath_width_ub >> log2_blk256_height;
|
}
|
|
if (!surf_vert)
|
rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_height
|
* bytes_per_element;
|
else
|
rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_width
|
* bytes_per_element;
|
|
rq_misc_param->blk256_height = blk256_height;
|
rq_misc_param->blk256_width = blk256_width;
|
|
/* ------- */
|
/* meta */
|
/* ------- */
|
log2_meta_req_bytes = 6; /* meta request is 64b and is 8x8byte meta element */
|
|
/* each 64b meta request for dcn is 8x8 meta elements and
|
* a meta element covers one 256b block of the the data surface.
|
*/
|
log2_meta_req_height = log2_blk256_height + 3; /* meta req is 8x8 byte, each byte represent 1 blk256 */
|
log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element
|
- log2_meta_req_height;
|
meta_req_width = 1 << log2_meta_req_width;
|
meta_req_height = 1 << log2_meta_req_height;
|
log2_meta_row_height = 0;
|
meta_row_width_ub = 0;
|
|
/* the dimensions of a meta row are meta_row_width x meta_row_height in elements.
|
* calculate upper bound of the meta_row_width
|
*/
|
if (!surf_vert) {
|
log2_meta_row_height = log2_meta_req_height;
|
meta_row_width_ub = dml_round_to_multiple(vp_width - 1, meta_req_width, 1)
|
+ meta_req_width;
|
rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_width;
|
} else {
|
log2_meta_row_height = log2_meta_req_width;
|
meta_row_width_ub = dml_round_to_multiple(vp_height - 1, meta_req_height, 1)
|
+ meta_req_height;
|
rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_height;
|
}
|
rq_dlg_param->meta_bytes_per_row_ub = rq_dlg_param->meta_req_per_row_ub * 64;
|
|
log2_meta_chunk_bytes = dml_log2(rq_sizing_param->meta_chunk_bytes);
|
log2_meta_chunk_height = log2_meta_row_height;
|
|
/*full sized meta chunk width in unit of data elements */
|
log2_meta_chunk_width = log2_meta_chunk_bytes + 8 - log2_bytes_per_element
|
- log2_meta_chunk_height;
|
log2_min_meta_chunk_bytes = dml_log2(rq_sizing_param->min_meta_chunk_bytes);
|
min_meta_chunk_width = 1
|
<< (log2_min_meta_chunk_bytes + 8 - log2_bytes_per_element
|
- log2_meta_chunk_height);
|
meta_chunk_width = 1 << log2_meta_chunk_width;
|
meta_chunk_per_row_int = (unsigned int) (meta_row_width_ub / meta_chunk_width);
|
meta_row_remainder = meta_row_width_ub % meta_chunk_width;
|
meta_chunk_threshold = 0;
|
meta_blk_bytes = 4096;
|
meta_blk_height = blk256_height * 64;
|
meta_blk_width = meta_blk_bytes * 256 / bytes_per_element / meta_blk_height;
|
meta_surface_bytes = meta_pitch
|
* (dml_round_to_multiple(vp_height - 1, meta_blk_height, 1)
|
+ meta_blk_height) * bytes_per_element / 256;
|
vmpg_bytes = mode_lib->soc.vmm_page_size_bytes;
|
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);
|
meta_pte_bytes_per_frame_ub = meta_pte_req_per_frame_ub * 64; /*64B mpte request */
|
rq_dlg_param->meta_pte_bytes_per_frame_ub = meta_pte_bytes_per_frame_ub;
|
|
DTRACE("DLG: %s: meta_blk_height = %d", __func__, meta_blk_height);
|
DTRACE("DLG: %s: meta_blk_width = %d", __func__, meta_blk_width);
|
DTRACE("DLG: %s: meta_surface_bytes = %d", __func__, meta_surface_bytes);
|
DTRACE("DLG: %s: meta_pte_req_per_frame_ub = %d", __func__, meta_pte_req_per_frame_ub);
|
DTRACE("DLG: %s: meta_pte_bytes_per_frame_ub = %d", __func__, meta_pte_bytes_per_frame_ub);
|
|
if (!surf_vert)
|
meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width;
|
else
|
meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height;
|
|
if (meta_row_remainder <= meta_chunk_threshold)
|
rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 1;
|
else
|
rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 2;
|
|
rq_dlg_param->meta_row_height = 1 << log2_meta_row_height;
|
|
/* ------ */
|
/* dpte */
|
/* ------ */
|
log2_vmpg_bytes = dml_log2(mode_lib->soc.vmm_page_size_bytes);
|
dpte_buf_in_pte_reqs = mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma;
|
|
log2_vmpg_height = 0;
|
log2_vmpg_width = 0;
|
log2_dpte_req_height_ptes = 0;
|
log2_dpte_req_width_ptes = 0;
|
log2_dpte_req_height = 0;
|
log2_dpte_req_width = 0;
|
log2_dpte_row_height_linear = 0;
|
log2_dpte_row_height = 0;
|
log2_dpte_group_width = 0;
|
dpte_row_width_ub = 0;
|
dpte_row_height = 0;
|
dpte_req_height = 0; /* 64b dpte req height in data element */
|
dpte_req_width = 0; /* 64b dpte req width in data element */
|
dpte_group_width = 0;
|
log2_dpte_group_bytes = 0;
|
log2_dpte_group_length = 0;
|
|
if (surf_linear)
|
log2_vmpg_height = 0; /* one line high */
|
else
|
log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height;
|
log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height;
|
|
/* only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4. */
|
if (log2_blk_bytes <= log2_vmpg_bytes)
|
log2_dpte_req_height_ptes = 0;
|
else if (log2_blk_height - log2_vmpg_height >= 2)
|
log2_dpte_req_height_ptes = 2;
|
else
|
log2_dpte_req_height_ptes = log2_blk_height - log2_vmpg_height;
|
log2_dpte_req_width_ptes = 3 - log2_dpte_req_height_ptes;
|
|
/* Ensure we only have the 3 shapes */
|
ASSERT((log2_dpte_req_width_ptes == 3 && log2_dpte_req_height_ptes == 0) || /* 8x1 */
|
(log2_dpte_req_width_ptes == 2 && log2_dpte_req_height_ptes == 1) || /* 4x2 */
|
(log2_dpte_req_width_ptes == 1 && log2_dpte_req_height_ptes == 2)); /* 2x4 */
|
|
/* The dpte request dimensions in data elements is dpte_req_width x dpte_req_height
|
* log2_vmpg_width is how much 1 pte represent, now calculating how much a 64b pte req represent
|
* That depends on the pte shape (i.e. 8x1, 4x2, 2x4)
|
*/
|
log2_dpte_req_height = log2_vmpg_height + log2_dpte_req_height_ptes;
|
log2_dpte_req_width = log2_vmpg_width + log2_dpte_req_width_ptes;
|
dpte_req_height = 1 << log2_dpte_req_height;
|
dpte_req_width = 1 << log2_dpte_req_width;
|
|
/* calculate pitch dpte row buffer can hold
|
* round the result down to a power of two.
|
*/
|
if (surf_linear) {
|
log2_dpte_row_height_linear = dml_floor(
|
dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch),
|
1);
|
|
ASSERT(log2_dpte_row_height_linear >= 3);
|
|
if (log2_dpte_row_height_linear > 7)
|
log2_dpte_row_height_linear = 7;
|
|
log2_dpte_row_height = log2_dpte_row_height_linear;
|
rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
|
|
/* For linear, the dpte row is pitch dependent and the pte requests wrap at the pitch boundary.
|
* the dpte_row_width_ub is the upper bound of data_pitch*dpte_row_height in elements with this unique buffering.
|
*/
|
dpte_row_width_ub = dml_round_to_multiple(
|
data_pitch * dpte_row_height - 1,
|
dpte_req_width,
|
1) + dpte_req_width;
|
rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
|
} else {
|
/* for tiled mode, row height is the same as req height and row store up to vp size upper bound */
|
if (!surf_vert) {
|
log2_dpte_row_height = log2_dpte_req_height;
|
dpte_row_width_ub = dml_round_to_multiple(vp_width - 1, dpte_req_width, 1)
|
+ dpte_req_width;
|
rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
|
} else {
|
log2_dpte_row_height =
|
(log2_blk_width < log2_dpte_req_width) ?
|
log2_blk_width : log2_dpte_req_width;
|
dpte_row_width_ub = dml_round_to_multiple(vp_height - 1, dpte_req_height, 1)
|
+ dpte_req_height;
|
rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_height;
|
}
|
rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
|
}
|
rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64;
|
|
/* From programming guide:
|
* There is a special case of saving only half of ptes returned due to buffer space limits.
|
* this case applies to 4 and 8bpe in horizontal access of a vp_width greater than 2560+16
|
* when the pte request is 2x4 ptes (which happens when vmpg_bytes =4kb and tile blk_bytes >=64kb).
|
*/
|
if (!surf_vert && vp_width > (2560 + 16) && bytes_per_element >= 4 && log2_vmpg_bytes == 12
|
&& log2_blk_bytes >= 16) {
|
log2_dpte_row_height = log2_dpte_row_height - 1; /*half of the full height */
|
rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
|
}
|
|
/* the dpte_group_bytes is reduced for the specific case of vertical
|
* access of a tile surface that has dpte request of 8x1 ptes.
|
*/
|
if (!surf_linear && (log2_dpte_req_height_ptes == 0) && surf_vert) /*reduced, in this case, will have page fault within a group */
|
rq_sizing_param->dpte_group_bytes = 512;
|
else
|
/*full size */
|
rq_sizing_param->dpte_group_bytes = 2048;
|
|
/*since pte request size is 64byte, the number of data pte requests per full sized group is as follows. */
|
log2_dpte_group_bytes = dml_log2(rq_sizing_param->dpte_group_bytes);
|
log2_dpte_group_length = log2_dpte_group_bytes - 6; /*length in 64b requests */
|
|
/* full sized data pte group width in elements */
|
if (!surf_vert)
|
log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_width;
|
else
|
log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_height;
|
|
dpte_group_width = 1 << log2_dpte_group_width;
|
|
/* since dpte groups are only aligned to dpte_req_width and not dpte_group_width,
|
* the upper bound for the dpte groups per row is as follows.
|
*/
|
rq_dlg_param->dpte_groups_per_row_ub = dml_ceil(
|
(double) dpte_row_width_ub / dpte_group_width,
|
1);
|
|
dml1_rq_dlg_get_row_heights(
|
mode_lib,
|
&func_dpte_row_height,
|
&func_meta_row_height,
|
vp_width,
|
data_pitch,
|
pipe_src_param.source_format,
|
pipe_src_param.sw_mode,
|
pipe_src_param.macro_tile_size,
|
pipe_src_param.source_scan,
|
is_chroma);
|
|
/* Just a check to make sure this function and the new one give the same
|
* result. The standalone get_row_heights() function is based off of the
|
* code in this function so the same changes need to be made to both.
|
*/
|
if (rq_dlg_param->meta_row_height != func_meta_row_height) {
|
DTRACE(
|
"MISMATCH: rq_dlg_param->meta_row_height = %d",
|
rq_dlg_param->meta_row_height);
|
DTRACE("MISMATCH: func_meta_row_height = %d", func_meta_row_height);
|
ASSERT(0);
|
}
|
|
if (rq_dlg_param->dpte_row_height != func_dpte_row_height) {
|
DTRACE(
|
"MISMATCH: rq_dlg_param->dpte_row_height = %d",
|
rq_dlg_param->dpte_row_height);
|
DTRACE("MISMATCH: func_dpte_row_height = %d", func_dpte_row_height);
|
ASSERT(0);
|
}
|
}
|
|
void dml1_rq_dlg_get_rq_params(
|
struct display_mode_lib *mode_lib,
|
struct _vcs_dpi_display_rq_params_st *rq_param,
|
const struct _vcs_dpi_display_pipe_source_params_st pipe_src_param)
|
{
|
/* get param for luma surface */
|
rq_param->yuv420 = pipe_src_param.source_format == dm_420_8
|
|| pipe_src_param.source_format == dm_420_10;
|
rq_param->yuv420_10bpc = pipe_src_param.source_format == dm_420_10;
|
|
get_surf_rq_param(
|
mode_lib,
|
&(rq_param->sizing.rq_l),
|
&(rq_param->dlg.rq_l),
|
&(rq_param->misc.rq_l),
|
pipe_src_param,
|
0);
|
|
if (is_dual_plane((enum source_format_class) pipe_src_param.source_format)) {
|
/* get param for chroma surface */
|
get_surf_rq_param(
|
mode_lib,
|
&(rq_param->sizing.rq_c),
|
&(rq_param->dlg.rq_c),
|
&(rq_param->misc.rq_c),
|
pipe_src_param,
|
1);
|
}
|
|
/* calculate how to split the det buffer space between luma and chroma */
|
handle_det_buf_split(mode_lib, rq_param, pipe_src_param);
|
print__rq_params_st(mode_lib, *rq_param);
|
}
|
|
/* Note: currently taken in as is.
|
* Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma.
|
*/
|
void dml1_rq_dlg_get_dlg_params(
|
struct display_mode_lib *mode_lib,
|
struct _vcs_dpi_display_dlg_regs_st *disp_dlg_regs,
|
struct _vcs_dpi_display_ttu_regs_st *disp_ttu_regs,
|
const struct _vcs_dpi_display_rq_dlg_params_st rq_dlg_param,
|
const struct _vcs_dpi_display_dlg_sys_params_st dlg_sys_param,
|
const struct _vcs_dpi_display_e2e_pipe_params_st e2e_pipe_param,
|
const bool cstate_en,
|
const bool pstate_en,
|
const bool vm_en,
|
const bool iflip_en)
|
{
|
/* Timing */
|
unsigned int htotal = e2e_pipe_param.pipe.dest.htotal;
|
unsigned int hblank_end = e2e_pipe_param.pipe.dest.hblank_end;
|
unsigned int vblank_start = e2e_pipe_param.pipe.dest.vblank_start;
|
unsigned int vblank_end = e2e_pipe_param.pipe.dest.vblank_end;
|
bool interlaced = e2e_pipe_param.pipe.dest.interlaced;
|
unsigned int min_vblank = mode_lib->ip.min_vblank_lines;
|
|
double pclk_freq_in_mhz = e2e_pipe_param.pipe.dest.pixel_rate_mhz;
|
double refclk_freq_in_mhz = e2e_pipe_param.clks_cfg.refclk_mhz;
|
double dppclk_freq_in_mhz = e2e_pipe_param.clks_cfg.dppclk_mhz;
|
double dispclk_freq_in_mhz = e2e_pipe_param.clks_cfg.dispclk_mhz;
|
|
double ref_freq_to_pix_freq;
|
double prefetch_xy_calc_in_dcfclk;
|
double min_dcfclk_mhz;
|
double t_calc_us;
|
double min_ttu_vblank;
|
double min_dst_y_ttu_vblank;
|
unsigned int dlg_vblank_start;
|
bool dcc_en;
|
bool dual_plane;
|
bool mode_422;
|
unsigned int access_dir;
|
unsigned int bytes_per_element_l;
|
unsigned int bytes_per_element_c;
|
unsigned int vp_height_l;
|
unsigned int vp_width_l;
|
unsigned int vp_height_c;
|
unsigned int vp_width_c;
|
unsigned int htaps_l;
|
unsigned int htaps_c;
|
double hratios_l;
|
double hratios_c;
|
double vratio_l;
|
double vratio_c;
|
double line_time_in_us;
|
double vinit_l;
|
double vinit_c;
|
double vinit_bot_l;
|
double vinit_bot_c;
|
unsigned int swath_height_l;
|
unsigned int swath_width_ub_l;
|
unsigned int dpte_bytes_per_row_ub_l;
|
unsigned int dpte_groups_per_row_ub_l;
|
unsigned int meta_pte_bytes_per_frame_ub_l;
|
unsigned int meta_bytes_per_row_ub_l;
|
unsigned int swath_height_c;
|
unsigned int swath_width_ub_c;
|
unsigned int dpte_bytes_per_row_ub_c;
|
unsigned int dpte_groups_per_row_ub_c;
|
unsigned int meta_chunks_per_row_ub_l;
|
unsigned int vupdate_offset;
|
unsigned int vupdate_width;
|
unsigned int vready_offset;
|
unsigned int dppclk_delay_subtotal;
|
unsigned int dispclk_delay_subtotal;
|
unsigned int pixel_rate_delay_subtotal;
|
unsigned int vstartup_start;
|
unsigned int dst_x_after_scaler;
|
unsigned int dst_y_after_scaler;
|
double line_wait;
|
double line_o;
|
double line_setup;
|
double line_calc;
|
double dst_y_prefetch;
|
double t_pre_us;
|
unsigned int vm_bytes;
|
unsigned int meta_row_bytes;
|
unsigned int max_num_sw_l;
|
unsigned int max_num_sw_c;
|
unsigned int max_partial_sw_l;
|
unsigned int max_partial_sw_c;
|
double max_vinit_l;
|
double max_vinit_c;
|
unsigned int lsw_l;
|
unsigned int lsw_c;
|
unsigned int sw_bytes_ub_l;
|
unsigned int sw_bytes_ub_c;
|
unsigned int sw_bytes;
|
unsigned int dpte_row_bytes;
|
double prefetch_bw;
|
double flip_bw;
|
double t_vm_us;
|
double t_r0_us;
|
double dst_y_per_vm_vblank;
|
double dst_y_per_row_vblank;
|
double min_dst_y_per_vm_vblank;
|
double min_dst_y_per_row_vblank;
|
double lsw;
|
double vratio_pre_l;
|
double vratio_pre_c;
|
unsigned int req_per_swath_ub_l;
|
unsigned int req_per_swath_ub_c;
|
unsigned int meta_row_height_l;
|
unsigned int swath_width_pixels_ub_l;
|
unsigned int swath_width_pixels_ub_c;
|
unsigned int scaler_rec_in_width_l;
|
unsigned int scaler_rec_in_width_c;
|
unsigned int dpte_row_height_l;
|
unsigned int dpte_row_height_c;
|
double hscale_pixel_rate_l;
|
double hscale_pixel_rate_c;
|
double min_hratio_fact_l;
|
double min_hratio_fact_c;
|
double refcyc_per_line_delivery_pre_l;
|
double refcyc_per_line_delivery_pre_c;
|
double refcyc_per_line_delivery_l;
|
double refcyc_per_line_delivery_c;
|
double refcyc_per_req_delivery_pre_l;
|
double refcyc_per_req_delivery_pre_c;
|
double refcyc_per_req_delivery_l;
|
double refcyc_per_req_delivery_c;
|
double refcyc_per_req_delivery_pre_cur0;
|
double refcyc_per_req_delivery_cur0;
|
unsigned int full_recout_width;
|
double hratios_cur0;
|
unsigned int cur0_src_width;
|
enum cursor_bpp cur0_bpp;
|
unsigned int cur0_req_size;
|
unsigned int cur0_req_width;
|
double cur0_width_ub;
|
double cur0_req_per_width;
|
double hactive_cur0;
|
|
memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs));
|
memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs));
|
|
DTRACE("DLG: %s: cstate_en = %d", __func__, cstate_en);
|
DTRACE("DLG: %s: pstate_en = %d", __func__, pstate_en);
|
DTRACE("DLG: %s: vm_en = %d", __func__, vm_en);
|
DTRACE("DLG: %s: iflip_en = %d", __func__, iflip_en);
|
|
/* ------------------------- */
|
/* Section 1.5.2.1: OTG dependent Params */
|
/* ------------------------- */
|
DTRACE("DLG: %s: dppclk_freq_in_mhz = %3.2f", __func__, dppclk_freq_in_mhz);
|
DTRACE("DLG: %s: dispclk_freq_in_mhz = %3.2f", __func__, dispclk_freq_in_mhz);
|
DTRACE("DLG: %s: refclk_freq_in_mhz = %3.2f", __func__, refclk_freq_in_mhz);
|
DTRACE("DLG: %s: pclk_freq_in_mhz = %3.2f", __func__, pclk_freq_in_mhz);
|
DTRACE("DLG: %s: interlaced = %d", __func__, interlaced);
|
|
ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz;
|
ASSERT(ref_freq_to_pix_freq < 4.0);
|
disp_dlg_regs->ref_freq_to_pix_freq =
|
(unsigned int) (ref_freq_to_pix_freq * dml_pow(2, 19));
|
disp_dlg_regs->refcyc_per_htotal = (unsigned int) (ref_freq_to_pix_freq * (double) htotal
|
* dml_pow(2, 8));
|
disp_dlg_regs->refcyc_h_blank_end = (unsigned int) ((double) hblank_end
|
* (double) ref_freq_to_pix_freq);
|
ASSERT(disp_dlg_regs->refcyc_h_blank_end < (unsigned int) dml_pow(2, 13));
|
disp_dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; /* 15 bits */
|
|
prefetch_xy_calc_in_dcfclk = 24.0; /* TODO: ip_param */
|
min_dcfclk_mhz = dlg_sys_param.deepsleep_dcfclk_mhz;
|
t_calc_us = prefetch_xy_calc_in_dcfclk / min_dcfclk_mhz;
|
min_ttu_vblank = dlg_sys_param.t_urg_wm_us;
|
if (cstate_en)
|
min_ttu_vblank = dml_max(dlg_sys_param.t_sr_wm_us, min_ttu_vblank);
|
if (pstate_en)
|
min_ttu_vblank = dml_max(dlg_sys_param.t_mclk_wm_us, min_ttu_vblank);
|
min_ttu_vblank = min_ttu_vblank + t_calc_us;
|
|
min_dst_y_ttu_vblank = min_ttu_vblank * pclk_freq_in_mhz / (double) htotal;
|
dlg_vblank_start = interlaced ? (vblank_start / 2) : vblank_start;
|
|
disp_dlg_regs->min_dst_y_next_start = (unsigned int) (((double) dlg_vblank_start
|
+ min_dst_y_ttu_vblank) * dml_pow(2, 2));
|
ASSERT(disp_dlg_regs->min_dst_y_next_start < (unsigned int) dml_pow(2, 18));
|
|
DTRACE("DLG: %s: min_dcfclk_mhz = %3.2f", __func__, min_dcfclk_mhz);
|
DTRACE("DLG: %s: min_ttu_vblank = %3.2f", __func__, min_ttu_vblank);
|
DTRACE(
|
"DLG: %s: min_dst_y_ttu_vblank = %3.2f",
|
__func__,
|
min_dst_y_ttu_vblank);
|
DTRACE("DLG: %s: t_calc_us = %3.2f", __func__, t_calc_us);
|
DTRACE(
|
"DLG: %s: disp_dlg_regs->min_dst_y_next_start = 0x%0x",
|
__func__,
|
disp_dlg_regs->min_dst_y_next_start);
|
DTRACE(
|
"DLG: %s: ref_freq_to_pix_freq = %3.2f",
|
__func__,
|
ref_freq_to_pix_freq);
|
|
/* ------------------------- */
|
/* Section 1.5.2.2: Prefetch, Active and TTU */
|
/* ------------------------- */
|
/* Prefetch Calc */
|
/* Source */
|
dcc_en = e2e_pipe_param.pipe.src.dcc;
|
dual_plane = is_dual_plane(
|
(enum source_format_class) e2e_pipe_param.pipe.src.source_format);
|
mode_422 = 0; /* TODO */
|
access_dir = (e2e_pipe_param.pipe.src.source_scan == dm_vert); /* vp access direction: horizontal or vertical accessed */
|
bytes_per_element_l = get_bytes_per_element(
|
(enum source_format_class) e2e_pipe_param.pipe.src.source_format,
|
0);
|
bytes_per_element_c = get_bytes_per_element(
|
(enum source_format_class) e2e_pipe_param.pipe.src.source_format,
|
1);
|
vp_height_l = e2e_pipe_param.pipe.src.viewport_height;
|
vp_width_l = e2e_pipe_param.pipe.src.viewport_width;
|
vp_height_c = e2e_pipe_param.pipe.src.viewport_height_c;
|
vp_width_c = e2e_pipe_param.pipe.src.viewport_width_c;
|
|
/* Scaling */
|
htaps_l = e2e_pipe_param.pipe.scale_taps.htaps;
|
htaps_c = e2e_pipe_param.pipe.scale_taps.htaps_c;
|
hratios_l = e2e_pipe_param.pipe.scale_ratio_depth.hscl_ratio;
|
hratios_c = e2e_pipe_param.pipe.scale_ratio_depth.hscl_ratio_c;
|
vratio_l = e2e_pipe_param.pipe.scale_ratio_depth.vscl_ratio;
|
vratio_c = e2e_pipe_param.pipe.scale_ratio_depth.vscl_ratio_c;
|
|
line_time_in_us = (htotal / pclk_freq_in_mhz);
|
vinit_l = e2e_pipe_param.pipe.scale_ratio_depth.vinit;
|
vinit_c = e2e_pipe_param.pipe.scale_ratio_depth.vinit_c;
|
vinit_bot_l = e2e_pipe_param.pipe.scale_ratio_depth.vinit_bot;
|
vinit_bot_c = e2e_pipe_param.pipe.scale_ratio_depth.vinit_bot_c;
|
|
swath_height_l = rq_dlg_param.rq_l.swath_height;
|
swath_width_ub_l = rq_dlg_param.rq_l.swath_width_ub;
|
dpte_bytes_per_row_ub_l = rq_dlg_param.rq_l.dpte_bytes_per_row_ub;
|
dpte_groups_per_row_ub_l = rq_dlg_param.rq_l.dpte_groups_per_row_ub;
|
meta_pte_bytes_per_frame_ub_l = rq_dlg_param.rq_l.meta_pte_bytes_per_frame_ub;
|
meta_bytes_per_row_ub_l = rq_dlg_param.rq_l.meta_bytes_per_row_ub;
|
|
swath_height_c = rq_dlg_param.rq_c.swath_height;
|
swath_width_ub_c = rq_dlg_param.rq_c.swath_width_ub;
|
dpte_bytes_per_row_ub_c = rq_dlg_param.rq_c.dpte_bytes_per_row_ub;
|
dpte_groups_per_row_ub_c = rq_dlg_param.rq_c.dpte_groups_per_row_ub;
|
|
meta_chunks_per_row_ub_l = rq_dlg_param.rq_l.meta_chunks_per_row_ub;
|
vupdate_offset = e2e_pipe_param.pipe.dest.vupdate_offset;
|
vupdate_width = e2e_pipe_param.pipe.dest.vupdate_width;
|
vready_offset = e2e_pipe_param.pipe.dest.vready_offset;
|
|
dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal;
|
dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal;
|
pixel_rate_delay_subtotal = dppclk_delay_subtotal * pclk_freq_in_mhz / dppclk_freq_in_mhz
|
+ dispclk_delay_subtotal * pclk_freq_in_mhz / dispclk_freq_in_mhz;
|
|
vstartup_start = e2e_pipe_param.pipe.dest.vstartup_start;
|
|
if (interlaced)
|
vstartup_start = vstartup_start / 2;
|
|
if (vstartup_start >= min_vblank) {
|
DTRACE(
|
"WARNING_DLG: %s: vblank_start=%d vblank_end=%d",
|
__func__,
|
vblank_start,
|
vblank_end);
|
DTRACE(
|
"WARNING_DLG: %s: vstartup_start=%d should be less than min_vblank=%d",
|
__func__,
|
vstartup_start,
|
min_vblank);
|
min_vblank = vstartup_start + 1;
|
DTRACE(
|
"WARNING_DLG: %s: vstartup_start=%d should be less than min_vblank=%d",
|
__func__,
|
vstartup_start,
|
min_vblank);
|
}
|
|
dst_x_after_scaler = 0;
|
dst_y_after_scaler = 0;
|
|
if (e2e_pipe_param.pipe.src.is_hsplit)
|
dst_x_after_scaler = pixel_rate_delay_subtotal
|
+ e2e_pipe_param.pipe.dest.recout_width;
|
else
|
dst_x_after_scaler = pixel_rate_delay_subtotal;
|
|
if (e2e_pipe_param.dout.output_format == dm_420)
|
dst_y_after_scaler = 1;
|
else
|
dst_y_after_scaler = 0;
|
|
if (dst_x_after_scaler >= htotal) {
|
dst_x_after_scaler = dst_x_after_scaler - htotal;
|
dst_y_after_scaler = dst_y_after_scaler + 1;
|
}
|
|
DTRACE("DLG: %s: htotal = %d", __func__, htotal);
|
DTRACE(
|
"DLG: %s: pixel_rate_delay_subtotal = %d",
|
__func__,
|
pixel_rate_delay_subtotal);
|
DTRACE("DLG: %s: dst_x_after_scaler = %d", __func__, dst_x_after_scaler);
|
DTRACE("DLG: %s: dst_y_after_scaler = %d", __func__, dst_y_after_scaler);
|
|
line_wait = mode_lib->soc.urgent_latency_us;
|
if (cstate_en)
|
line_wait = dml_max(mode_lib->soc.sr_enter_plus_exit_time_us, line_wait);
|
if (pstate_en)
|
line_wait = dml_max(
|
mode_lib->soc.dram_clock_change_latency_us
|
+ mode_lib->soc.urgent_latency_us,
|
line_wait);
|
line_wait = line_wait / line_time_in_us;
|
|
line_o = (double) dst_y_after_scaler + dst_x_after_scaler / (double) htotal;
|
line_setup = (double) (vupdate_offset + vupdate_width + vready_offset) / (double) htotal;
|
line_calc = t_calc_us / line_time_in_us;
|
|
DTRACE(
|
"DLG: %s: soc.sr_enter_plus_exit_time_us = %3.2f",
|
__func__,
|
(double) mode_lib->soc.sr_enter_plus_exit_time_us);
|
DTRACE(
|
"DLG: %s: soc.dram_clock_change_latency_us = %3.2f",
|
__func__,
|
(double) mode_lib->soc.dram_clock_change_latency_us);
|
DTRACE(
|
"DLG: %s: soc.urgent_latency_us = %3.2f",
|
__func__,
|
mode_lib->soc.urgent_latency_us);
|
|
DTRACE("DLG: %s: swath_height_l = %d", __func__, swath_height_l);
|
if (dual_plane)
|
DTRACE("DLG: %s: swath_height_c = %d", __func__, swath_height_c);
|
|
DTRACE(
|
"DLG: %s: t_srx_delay_us = %3.2f",
|
__func__,
|
(double) dlg_sys_param.t_srx_delay_us);
|
DTRACE("DLG: %s: line_time_in_us = %3.2f", __func__, (double) line_time_in_us);
|
DTRACE("DLG: %s: vupdate_offset = %d", __func__, vupdate_offset);
|
DTRACE("DLG: %s: vupdate_width = %d", __func__, vupdate_width);
|
DTRACE("DLG: %s: vready_offset = %d", __func__, vready_offset);
|
DTRACE("DLG: %s: line_time_in_us = %3.2f", __func__, line_time_in_us);
|
DTRACE("DLG: %s: line_wait = %3.2f", __func__, line_wait);
|
DTRACE("DLG: %s: line_o = %3.2f", __func__, line_o);
|
DTRACE("DLG: %s: line_setup = %3.2f", __func__, line_setup);
|
DTRACE("DLG: %s: line_calc = %3.2f", __func__, line_calc);
|
|
dst_y_prefetch = ((double) min_vblank - 1.0)
|
- (line_setup + line_calc + line_wait + line_o);
|
DTRACE("DLG: %s: dst_y_prefetch (before rnd) = %3.2f", __func__, dst_y_prefetch);
|
ASSERT(dst_y_prefetch >= 2.0);
|
|
dst_y_prefetch = dml_floor(4.0 * (dst_y_prefetch + 0.125), 1) / 4;
|
DTRACE("DLG: %s: dst_y_prefetch (after rnd) = %3.2f", __func__, dst_y_prefetch);
|
|
t_pre_us = dst_y_prefetch * line_time_in_us;
|
vm_bytes = 0;
|
meta_row_bytes = 0;
|
|
if (dcc_en && vm_en)
|
vm_bytes = meta_pte_bytes_per_frame_ub_l;
|
if (dcc_en)
|
meta_row_bytes = meta_bytes_per_row_ub_l;
|
|
max_num_sw_l = 0;
|
max_num_sw_c = 0;
|
max_partial_sw_l = 0;
|
max_partial_sw_c = 0;
|
|
max_vinit_l = interlaced ? dml_max(vinit_l, vinit_bot_l) : vinit_l;
|
max_vinit_c = interlaced ? dml_max(vinit_c, vinit_bot_c) : vinit_c;
|
|
get_swath_need(mode_lib, &max_num_sw_l, &max_partial_sw_l, swath_height_l, max_vinit_l);
|
if (dual_plane)
|
get_swath_need(
|
mode_lib,
|
&max_num_sw_c,
|
&max_partial_sw_c,
|
swath_height_c,
|
max_vinit_c);
|
|
lsw_l = max_num_sw_l * swath_height_l + max_partial_sw_l;
|
lsw_c = max_num_sw_c * swath_height_c + max_partial_sw_c;
|
sw_bytes_ub_l = lsw_l * swath_width_ub_l * bytes_per_element_l;
|
sw_bytes_ub_c = lsw_c * swath_width_ub_c * bytes_per_element_c;
|
sw_bytes = 0;
|
dpte_row_bytes = 0;
|
|
if (vm_en) {
|
if (dual_plane)
|
dpte_row_bytes = dpte_bytes_per_row_ub_l + dpte_bytes_per_row_ub_c;
|
else
|
dpte_row_bytes = dpte_bytes_per_row_ub_l;
|
} else {
|
dpte_row_bytes = 0;
|
}
|
|
if (dual_plane)
|
sw_bytes = sw_bytes_ub_l + sw_bytes_ub_c;
|
else
|
sw_bytes = sw_bytes_ub_l;
|
|
DTRACE("DLG: %s: sw_bytes_ub_l = %d", __func__, sw_bytes_ub_l);
|
DTRACE("DLG: %s: sw_bytes_ub_c = %d", __func__, sw_bytes_ub_c);
|
DTRACE("DLG: %s: sw_bytes = %d", __func__, sw_bytes);
|
DTRACE("DLG: %s: vm_bytes = %d", __func__, vm_bytes);
|
DTRACE("DLG: %s: meta_row_bytes = %d", __func__, meta_row_bytes);
|
DTRACE("DLG: %s: dpte_row_bytes = %d", __func__, dpte_row_bytes);
|
|
prefetch_bw = (vm_bytes + 2 * dpte_row_bytes + 2 * meta_row_bytes + sw_bytes) / t_pre_us;
|
flip_bw = ((vm_bytes + dpte_row_bytes + meta_row_bytes) * dlg_sys_param.total_flip_bw)
|
/ (double) dlg_sys_param.total_flip_bytes;
|
t_vm_us = line_time_in_us / 4.0;
|
if (vm_en && dcc_en) {
|
t_vm_us = dml_max(
|
dlg_sys_param.t_extra_us,
|
dml_max((double) vm_bytes / prefetch_bw, t_vm_us));
|
|
if (iflip_en && !dual_plane) {
|
t_vm_us = dml_max(mode_lib->soc.urgent_latency_us, t_vm_us);
|
if (flip_bw > 0.)
|
t_vm_us = dml_max(vm_bytes / flip_bw, t_vm_us);
|
}
|
}
|
|
t_r0_us = dml_max(dlg_sys_param.t_extra_us - t_vm_us, line_time_in_us - t_vm_us);
|
|
if (vm_en || dcc_en) {
|
t_r0_us = dml_max(
|
(double) (dpte_row_bytes + meta_row_bytes) / prefetch_bw,
|
dlg_sys_param.t_extra_us);
|
t_r0_us = dml_max((double) (line_time_in_us - t_vm_us), t_r0_us);
|
|
if (iflip_en && !dual_plane) {
|
t_r0_us = dml_max(mode_lib->soc.urgent_latency_us * 2.0, t_r0_us);
|
if (flip_bw > 0.)
|
t_r0_us = dml_max(
|
(dpte_row_bytes + meta_row_bytes) / flip_bw,
|
t_r0_us);
|
}
|
}
|
|
disp_dlg_regs->dst_y_after_scaler = dst_y_after_scaler; /* in terms of line */
|
disp_dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq; /* in terms of refclk */
|
ASSERT(disp_dlg_regs->refcyc_x_after_scaler < (unsigned int) dml_pow(2, 13));
|
DTRACE(
|
"DLG: %s: disp_dlg_regs->dst_y_after_scaler = 0x%0x",
|
__func__,
|
disp_dlg_regs->dst_y_after_scaler);
|
DTRACE(
|
"DLG: %s: disp_dlg_regs->refcyc_x_after_scaler = 0x%0x",
|
__func__,
|
disp_dlg_regs->refcyc_x_after_scaler);
|
|
disp_dlg_regs->dst_y_prefetch = (unsigned int) (dst_y_prefetch * dml_pow(2, 2));
|
DTRACE(
|
"DLG: %s: disp_dlg_regs->dst_y_prefetch = %d",
|
__func__,
|
disp_dlg_regs->dst_y_prefetch);
|
|
dst_y_per_vm_vblank = 0.0;
|
dst_y_per_row_vblank = 0.0;
|
|
dst_y_per_vm_vblank = t_vm_us / line_time_in_us;
|
dst_y_per_vm_vblank = dml_floor(4.0 * (dst_y_per_vm_vblank + 0.125), 1) / 4.0;
|
disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int) (dst_y_per_vm_vblank * dml_pow(2, 2));
|
|
dst_y_per_row_vblank = t_r0_us / line_time_in_us;
|
dst_y_per_row_vblank = dml_floor(4.0 * (dst_y_per_row_vblank + 0.125), 1) / 4.0;
|
disp_dlg_regs->dst_y_per_row_vblank = (unsigned int) (dst_y_per_row_vblank * dml_pow(2, 2));
|
|
DTRACE("DLG: %s: lsw_l = %d", __func__, lsw_l);
|
DTRACE("DLG: %s: lsw_c = %d", __func__, lsw_c);
|
DTRACE("DLG: %s: dpte_bytes_per_row_ub_l = %d", __func__, dpte_bytes_per_row_ub_l);
|
DTRACE("DLG: %s: dpte_bytes_per_row_ub_c = %d", __func__, dpte_bytes_per_row_ub_c);
|
|
DTRACE("DLG: %s: prefetch_bw = %3.2f", __func__, prefetch_bw);
|
DTRACE("DLG: %s: flip_bw = %3.2f", __func__, flip_bw);
|
DTRACE("DLG: %s: t_pre_us = %3.2f", __func__, t_pre_us);
|
DTRACE("DLG: %s: t_vm_us = %3.2f", __func__, t_vm_us);
|
DTRACE("DLG: %s: t_r0_us = %3.2f", __func__, t_r0_us);
|
DTRACE("DLG: %s: dst_y_per_vm_vblank = %3.2f", __func__, dst_y_per_vm_vblank);
|
DTRACE("DLG: %s: dst_y_per_row_vblank = %3.2f", __func__, dst_y_per_row_vblank);
|
DTRACE("DLG: %s: dst_y_prefetch = %3.2f", __func__, dst_y_prefetch);
|
|
min_dst_y_per_vm_vblank = 8.0;
|
min_dst_y_per_row_vblank = 16.0;
|
if (htotal <= 75) {
|
min_vblank = 300;
|
min_dst_y_per_vm_vblank = 100.0;
|
min_dst_y_per_row_vblank = 100.0;
|
}
|
|
ASSERT(dst_y_per_vm_vblank < min_dst_y_per_vm_vblank);
|
ASSERT(dst_y_per_row_vblank < min_dst_y_per_row_vblank);
|
|
ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank));
|
lsw = dst_y_prefetch - (dst_y_per_vm_vblank + dst_y_per_row_vblank);
|
|
DTRACE("DLG: %s: lsw = %3.2f", __func__, lsw);
|
|
vratio_pre_l = get_vratio_pre(
|
mode_lib,
|
max_num_sw_l,
|
max_partial_sw_l,
|
swath_height_l,
|
max_vinit_l,
|
lsw);
|
vratio_pre_c = 1.0;
|
if (dual_plane)
|
vratio_pre_c = get_vratio_pre(
|
mode_lib,
|
max_num_sw_c,
|
max_partial_sw_c,
|
swath_height_c,
|
max_vinit_c,
|
lsw);
|
|
DTRACE("DLG: %s: vratio_pre_l=%3.2f", __func__, vratio_pre_l);
|
DTRACE("DLG: %s: vratio_pre_c=%3.2f", __func__, vratio_pre_c);
|
|
ASSERT(vratio_pre_l <= 4.0);
|
if (vratio_pre_l >= 4.0)
|
disp_dlg_regs->vratio_prefetch = (unsigned int) dml_pow(2, 21) - 1;
|
else
|
disp_dlg_regs->vratio_prefetch = (unsigned int) (vratio_pre_l * dml_pow(2, 19));
|
|
ASSERT(vratio_pre_c <= 4.0);
|
if (vratio_pre_c >= 4.0)
|
disp_dlg_regs->vratio_prefetch_c = (unsigned int) dml_pow(2, 21) - 1;
|
else
|
disp_dlg_regs->vratio_prefetch_c = (unsigned int) (vratio_pre_c * dml_pow(2, 19));
|
|
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);
|
ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int) dml_pow(2, 13));
|
|
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);
|
ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_c < (unsigned int) dml_pow(2, 13));
|
|
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);
|
ASSERT(disp_dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int) dml_pow(2, 13));
|
|
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 */
|
|
/* Active */
|
req_per_swath_ub_l = rq_dlg_param.rq_l.req_per_swath_ub;
|
req_per_swath_ub_c = rq_dlg_param.rq_c.req_per_swath_ub;
|
meta_row_height_l = rq_dlg_param.rq_l.meta_row_height;
|
swath_width_pixels_ub_l = 0;
|
swath_width_pixels_ub_c = 0;
|
scaler_rec_in_width_l = 0;
|
scaler_rec_in_width_c = 0;
|
dpte_row_height_l = rq_dlg_param.rq_l.dpte_row_height;
|
dpte_row_height_c = rq_dlg_param.rq_c.dpte_row_height;
|
|
disp_dlg_regs->dst_y_per_pte_row_nom_l = (unsigned int) ((double) dpte_row_height_l
|
/ (double) vratio_l * dml_pow(2, 2));
|
ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int) dml_pow(2, 17));
|
|
disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int) ((double) dpte_row_height_c
|
/ (double) vratio_c * dml_pow(2, 2));
|
ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_c < (unsigned int) dml_pow(2, 17));
|
|
disp_dlg_regs->dst_y_per_meta_row_nom_l = (unsigned int) ((double) meta_row_height_l
|
/ (double) vratio_l * dml_pow(2, 2));
|
ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int) dml_pow(2, 17));
|
|
disp_dlg_regs->dst_y_per_meta_row_nom_c = disp_dlg_regs->dst_y_per_meta_row_nom_l; /* dcc for 4:2:0 is not supported in dcn1.0. assigned to be the same as _l for now */
|
|
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
|
/ (double) dpte_groups_per_row_ub_l);
|
if (disp_dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int) dml_pow(2, 23))
|
disp_dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(2, 23) - 1;
|
|
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
|
/ (double) dpte_groups_per_row_ub_c);
|
if (disp_dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int) dml_pow(2, 23))
|
disp_dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(2, 23) - 1;
|
|
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
|
/ (double) meta_chunks_per_row_ub_l);
|
if (disp_dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int) dml_pow(2, 23))
|
disp_dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(2, 23) - 1;
|
|
if (mode_422) {
|
swath_width_pixels_ub_l = swath_width_ub_l * 2; /* *2 for 2 pixel per element */
|
swath_width_pixels_ub_c = swath_width_ub_c * 2;
|
} else {
|
swath_width_pixels_ub_l = swath_width_ub_l * 1;
|
swath_width_pixels_ub_c = swath_width_ub_c * 1;
|
}
|
|
hscale_pixel_rate_l = 0.;
|
hscale_pixel_rate_c = 0.;
|
min_hratio_fact_l = 1.0;
|
min_hratio_fact_c = 1.0;
|
|
if (htaps_l <= 1)
|
min_hratio_fact_l = 2.0;
|
else if (htaps_l <= 6) {
|
if ((hratios_l * 2.0) > 4.0)
|
min_hratio_fact_l = 4.0;
|
else
|
min_hratio_fact_l = hratios_l * 2.0;
|
} else {
|
if (hratios_l > 4.0)
|
min_hratio_fact_l = 4.0;
|
else
|
min_hratio_fact_l = hratios_l;
|
}
|
|
hscale_pixel_rate_l = min_hratio_fact_l * dppclk_freq_in_mhz;
|
|
if (htaps_c <= 1)
|
min_hratio_fact_c = 2.0;
|
else if (htaps_c <= 6) {
|
if ((hratios_c * 2.0) > 4.0)
|
min_hratio_fact_c = 4.0;
|
else
|
min_hratio_fact_c = hratios_c * 2.0;
|
} else {
|
if (hratios_c > 4.0)
|
min_hratio_fact_c = 4.0;
|
else
|
min_hratio_fact_c = hratios_c;
|
}
|
|
hscale_pixel_rate_c = min_hratio_fact_c * dppclk_freq_in_mhz;
|
|
refcyc_per_line_delivery_pre_l = 0.;
|
refcyc_per_line_delivery_pre_c = 0.;
|
refcyc_per_line_delivery_l = 0.;
|
refcyc_per_line_delivery_c = 0.;
|
|
refcyc_per_req_delivery_pre_l = 0.;
|
refcyc_per_req_delivery_pre_c = 0.;
|
refcyc_per_req_delivery_l = 0.;
|
refcyc_per_req_delivery_c = 0.;
|
refcyc_per_req_delivery_pre_cur0 = 0.;
|
refcyc_per_req_delivery_cur0 = 0.;
|
|
full_recout_width = 0;
|
if (e2e_pipe_param.pipe.src.is_hsplit) {
|
if (e2e_pipe_param.pipe.dest.full_recout_width == 0) {
|
DTRACE("DLG: %s: Warningfull_recout_width not set in hsplit mode", __func__);
|
full_recout_width = e2e_pipe_param.pipe.dest.recout_width * 2; /* assume half split for dcn1 */
|
} else
|
full_recout_width = e2e_pipe_param.pipe.dest.full_recout_width;
|
} else
|
full_recout_width = e2e_pipe_param.pipe.dest.recout_width;
|
|
refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_pre_l,
|
hscale_pixel_rate_l,
|
swath_width_pixels_ub_l,
|
1); /* per line */
|
|
refcyc_per_line_delivery_l = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_l,
|
hscale_pixel_rate_l,
|
swath_width_pixels_ub_l,
|
1); /* per line */
|
|
DTRACE("DLG: %s: full_recout_width = %d", __func__, full_recout_width);
|
DTRACE("DLG: %s: hscale_pixel_rate_l = %3.2f", __func__, hscale_pixel_rate_l);
|
DTRACE(
|
"DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f",
|
__func__,
|
refcyc_per_line_delivery_pre_l);
|
DTRACE(
|
"DLG: %s: refcyc_per_line_delivery_l = %3.2f",
|
__func__,
|
refcyc_per_line_delivery_l);
|
|
disp_dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int) dml_floor(
|
refcyc_per_line_delivery_pre_l,
|
1);
|
disp_dlg_regs->refcyc_per_line_delivery_l = (unsigned int) dml_floor(
|
refcyc_per_line_delivery_l,
|
1);
|
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));
|
|
if (dual_plane) {
|
refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_pre_c,
|
hscale_pixel_rate_c,
|
swath_width_pixels_ub_c,
|
1); /* per line */
|
|
refcyc_per_line_delivery_c = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_c,
|
hscale_pixel_rate_c,
|
swath_width_pixels_ub_c,
|
1); /* per line */
|
|
DTRACE(
|
"DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f",
|
__func__,
|
refcyc_per_line_delivery_pre_c);
|
DTRACE(
|
"DLG: %s: refcyc_per_line_delivery_c = %3.2f",
|
__func__,
|
refcyc_per_line_delivery_c);
|
|
disp_dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int) dml_floor(
|
refcyc_per_line_delivery_pre_c,
|
1);
|
disp_dlg_regs->refcyc_per_line_delivery_c = (unsigned int) dml_floor(
|
refcyc_per_line_delivery_c,
|
1);
|
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));
|
}
|
disp_dlg_regs->chunk_hdl_adjust_cur0 = 3;
|
|
/* TTU - Luma / Chroma */
|
if (access_dir) { /* vertical access */
|
scaler_rec_in_width_l = vp_height_l;
|
scaler_rec_in_width_c = vp_height_c;
|
} else {
|
scaler_rec_in_width_l = vp_width_l;
|
scaler_rec_in_width_c = vp_width_c;
|
}
|
|
refcyc_per_req_delivery_pre_l = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_pre_l,
|
hscale_pixel_rate_l,
|
scaler_rec_in_width_l,
|
req_per_swath_ub_l); /* per req */
|
refcyc_per_req_delivery_l = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_l,
|
hscale_pixel_rate_l,
|
scaler_rec_in_width_l,
|
req_per_swath_ub_l); /* per req */
|
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_pre_l);
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_l = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_l);
|
|
disp_ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int) (refcyc_per_req_delivery_pre_l
|
* dml_pow(2, 10));
|
disp_ttu_regs->refcyc_per_req_delivery_l = (unsigned int) (refcyc_per_req_delivery_l
|
* dml_pow(2, 10));
|
|
ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13));
|
ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13));
|
|
if (dual_plane) {
|
refcyc_per_req_delivery_pre_c = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_pre_c,
|
hscale_pixel_rate_c,
|
scaler_rec_in_width_c,
|
req_per_swath_ub_c); /* per req */
|
refcyc_per_req_delivery_c = get_refcyc_per_delivery(
|
mode_lib,
|
refclk_freq_in_mhz,
|
pclk_freq_in_mhz,
|
full_recout_width,
|
vratio_c,
|
hscale_pixel_rate_c,
|
scaler_rec_in_width_c,
|
req_per_swath_ub_c); /* per req */
|
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_pre_c);
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_c = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_c);
|
|
disp_ttu_regs->refcyc_per_req_delivery_pre_c =
|
(unsigned int) (refcyc_per_req_delivery_pre_c * dml_pow(2, 10));
|
disp_ttu_regs->refcyc_per_req_delivery_c = (unsigned int) (refcyc_per_req_delivery_c
|
* dml_pow(2, 10));
|
|
ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13));
|
ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13));
|
}
|
|
/* TTU - Cursor */
|
hratios_cur0 = e2e_pipe_param.pipe.scale_ratio_depth.hscl_ratio;
|
cur0_src_width = e2e_pipe_param.pipe.src.cur0_src_width; /* cursor source width */
|
cur0_bpp = (enum cursor_bpp) e2e_pipe_param.pipe.src.cur0_bpp;
|
cur0_req_size = 0;
|
cur0_req_width = 0;
|
cur0_width_ub = 0.0;
|
cur0_req_per_width = 0.0;
|
hactive_cur0 = 0.0;
|
|
ASSERT(cur0_src_width <= 256);
|
|
if (cur0_src_width > 0) {
|
unsigned int cur0_bit_per_pixel = 0;
|
|
if (cur0_bpp == dm_cur_2bit) {
|
cur0_req_size = 64; /* byte */
|
cur0_bit_per_pixel = 2;
|
} else { /* 32bit */
|
cur0_bit_per_pixel = 32;
|
if (cur0_src_width >= 1 && cur0_src_width <= 16)
|
cur0_req_size = 64;
|
else if (cur0_src_width >= 17 && cur0_src_width <= 31)
|
cur0_req_size = 128;
|
else
|
cur0_req_size = 256;
|
}
|
|
cur0_req_width = (double) cur0_req_size / ((double) cur0_bit_per_pixel / 8.0);
|
cur0_width_ub = dml_ceil((double) cur0_src_width / (double) cur0_req_width, 1)
|
* (double) cur0_req_width;
|
cur0_req_per_width = cur0_width_ub / (double) cur0_req_width;
|
hactive_cur0 = (double) cur0_src_width / hratios_cur0; /* TODO: oswin to think about what to do for cursor */
|
|
if (vratio_pre_l <= 1.0) {
|
refcyc_per_req_delivery_pre_cur0 = hactive_cur0 * ref_freq_to_pix_freq
|
/ (double) cur0_req_per_width;
|
} else {
|
refcyc_per_req_delivery_pre_cur0 = (double) refclk_freq_in_mhz
|
* (double) cur0_src_width / hscale_pixel_rate_l
|
/ (double) cur0_req_per_width;
|
}
|
|
disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 =
|
(unsigned int) (refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10));
|
ASSERT(refcyc_per_req_delivery_pre_cur0 < dml_pow(2, 13));
|
|
if (vratio_l <= 1.0) {
|
refcyc_per_req_delivery_cur0 = hactive_cur0 * ref_freq_to_pix_freq
|
/ (double) cur0_req_per_width;
|
} else {
|
refcyc_per_req_delivery_cur0 = (double) refclk_freq_in_mhz
|
* (double) cur0_src_width / hscale_pixel_rate_l
|
/ (double) cur0_req_per_width;
|
}
|
|
DTRACE("DLG: %s: cur0_req_width = %d", __func__, cur0_req_width);
|
DTRACE(
|
"DLG: %s: cur0_width_ub = %3.2f",
|
__func__,
|
cur0_width_ub);
|
DTRACE(
|
"DLG: %s: cur0_req_per_width = %3.2f",
|
__func__,
|
cur0_req_per_width);
|
DTRACE(
|
"DLG: %s: hactive_cur0 = %3.2f",
|
__func__,
|
hactive_cur0);
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_pre_cur0 = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_pre_cur0);
|
DTRACE(
|
"DLG: %s: refcyc_per_req_delivery_cur0 = %3.2f",
|
__func__,
|
refcyc_per_req_delivery_cur0);
|
|
disp_ttu_regs->refcyc_per_req_delivery_cur0 =
|
(unsigned int) (refcyc_per_req_delivery_cur0 * dml_pow(2, 10));
|
ASSERT(refcyc_per_req_delivery_cur0 < dml_pow(2, 13));
|
} else {
|
disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 = 0;
|
disp_ttu_regs->refcyc_per_req_delivery_cur0 = 0;
|
}
|
|
/* TTU - Misc */
|
disp_ttu_regs->qos_level_low_wm = 0;
|
ASSERT(disp_ttu_regs->qos_level_low_wm < dml_pow(2, 14));
|
disp_ttu_regs->qos_level_high_wm = (unsigned int) (4.0 * (double) htotal
|
* ref_freq_to_pix_freq);
|
ASSERT(disp_ttu_regs->qos_level_high_wm < dml_pow(2, 14));
|
|
disp_ttu_regs->qos_level_flip = 14;
|
disp_ttu_regs->qos_level_fixed_l = 8;
|
disp_ttu_regs->qos_level_fixed_c = 8;
|
disp_ttu_regs->qos_level_fixed_cur0 = 8;
|
disp_ttu_regs->qos_ramp_disable_l = 0;
|
disp_ttu_regs->qos_ramp_disable_c = 0;
|
disp_ttu_regs->qos_ramp_disable_cur0 = 0;
|
|
disp_ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz;
|
ASSERT(disp_ttu_regs->min_ttu_vblank < dml_pow(2, 24));
|
|
print__ttu_regs_st(mode_lib, *disp_ttu_regs);
|
print__dlg_regs_st(mode_lib, *disp_dlg_regs);
|
}
|
