338 lines
10 KiB
C
338 lines
10 KiB
C
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/*
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* dc_config.c: Functions required for dc configuration.
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*
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* Copyright (c) 2012-2020, NVIDIA CORPORATION, All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "dc_config.h"
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static struct tegra_dc_feature_entry t210_feature_entries_a[] = {
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{ 0, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 0, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 0, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 0, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 0, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 0, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 0, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 1} },
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{ 0, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 0, TEGRA_DC_FEATURE_COMPRESSION_FORMATS,
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{ TEGRA_WIN_FMT_COMPRESSION_T210_LOW,
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TEGRA_WIN_FMT_COMPRESSION_T210_HIGH } },
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/* dispA:windowA can rotate the planar formats */
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{ 0, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 2304, 1} },
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{ 0, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 0, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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{ 1, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 1, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 1, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 1, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 1, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 1, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 1, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 1} },
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{ 1, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 1, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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/* cannot rotate planar format */
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{ 1, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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{ 1, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_ROTATION_T210_LOW,
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TEGRA_WIN_FMT_ROTATION_T210_HIGH } },
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{ 1, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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{ 2, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 2, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 2, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 2, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 2, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 2, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 2, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 1} },
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{ 2, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 2, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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{ 2, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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{ 2, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_ROTATION_T210_LOW,
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TEGRA_WIN_FMT_ROTATION_T210_HIGH } },
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{ 2, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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{ 3, TEGRA_DC_FEATURE_FORMATS, { TEGRA_WIN_FMT_SIMPLE_T210_LOW,
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TEGRA_WIN_FMT_SIMPLE_T210_HIGH, } },
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{ 3, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 3, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 3, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {1, 1, 1, 1} },
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{ 3, TEGRA_DC_FEATURE_FILTER_TYPE, {0, 0} },
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{ 3, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 0} },
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{ 3, TEGRA_DC_FEATURE_INVERT_TYPE, {0, 0, 0} },
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{ 3, TEGRA_DC_FEATURE_FIELD_TYPE, {0} },
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{ 3, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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{ 3, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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/* cannot rotate any formats */
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{ 3, TEGRA_DC_FEATURE_ROTATION_FORMATS, { 0, 0 } },
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{ 3, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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};
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static struct tegra_dc_feature_entry t210_feature_entries_b[] = {
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{ 0, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 0, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 0, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 0, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 0, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 0, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 0, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 0} },
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{ 0, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 0, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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/* cannot rotate planar format */
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{ 0, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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{ 0, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_ROTATION_T210_LOW,
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TEGRA_WIN_FMT_ROTATION_T210_HIGH } },
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{ 0, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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{ 1, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 1, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 1, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 1, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 1, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 1, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 1, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 0} },
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{ 1, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 1, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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{ 1, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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{ 1, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_ROTATION_T210_LOW,
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TEGRA_WIN_FMT_ROTATION_T210_HIGH } },
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{ 1, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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{ 2, TEGRA_DC_FEATURE_FORMATS,
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{ TEGRA_WIN_FMT_T210_LOW, TEGRA_WIN_FMT_T210_HIGH } },
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{ 2, TEGRA_DC_FEATURE_BLEND_TYPE, {2} },
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{ 2, TEGRA_DC_FEATURE_MAXIMUM_SIZE, {4096, 1, 4096, 1} },
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{ 2, TEGRA_DC_FEATURE_MAXIMUM_SCALE, {2, 2, 2, 2} },
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{ 2, TEGRA_DC_FEATURE_FILTER_TYPE, {1, 1} },
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{ 2, TEGRA_DC_FEATURE_LAYOUT_TYPE, {1, 0, 1} },
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{ 2, TEGRA_DC_FEATURE_INVERT_TYPE, {1, 1, 0} },
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{ 2, TEGRA_DC_FEATURE_FIELD_TYPE, {1} },
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{ 2, TEGRA_DC_FEATURE_COMPRESSION_FORMATS, {0, 0} },
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{ 2, TEGRA_DC_FEATURE_PLANAR_ROTATION_MAXIMUM_SIZE, {0, 0, 0, 0} },
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{ 2, TEGRA_DC_FEATURE_ROTATION_FORMATS,
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{ TEGRA_WIN_FMT_ROTATION_T210_LOW,
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TEGRA_WIN_FMT_ROTATION_T210_HIGH } },
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{ 2, TEGRA_DC_FEATURE_PACKED_ROTATION_MAXIMUM_SIZE,
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{4096, 1, 4096, 1} },
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};
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static struct tegra_dc_feature t210_feature_table_a = {
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ARRAY_SIZE(t210_feature_entries_a), t210_feature_entries_a,
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};
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static struct tegra_dc_feature t210_feature_table_b = {
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ARRAY_SIZE(t210_feature_entries_b), t210_feature_entries_b,
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};
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int tegra_dc_get_feature(struct tegra_dc_feature *feature, int win_idx,
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enum tegra_dc_feature_option option)
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{
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int i;
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struct tegra_dc_feature_entry *entry;
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if (!feature)
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return -EINVAL;
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for (i = 0; i < feature->num_entries; i++) {
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entry = &feature->entries[i];
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if (entry->window_index == win_idx && entry->option == option)
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return i;
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}
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return -EINVAL;
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}
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u32 *tegra_dc_parse_feature(struct tegra_dc *dc, int win_idx, int operation)
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{
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int idx;
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struct tegra_dc_feature_entry *entry;
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enum tegra_dc_feature_option option;
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struct tegra_dc_feature *feature = dc->feature;
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switch (operation) {
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case GET_WIN_FORMATS:
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option = TEGRA_DC_FEATURE_FORMATS;
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break;
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case GET_WIN_SIZE:
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option = TEGRA_DC_FEATURE_MAXIMUM_SIZE;
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break;
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case GET_INVERT:
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option = TEGRA_DC_FEATURE_INVERT_TYPE;
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break;
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case HAS_SCALE:
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option = TEGRA_DC_FEATURE_MAXIMUM_SCALE;
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break;
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case HAS_TILED:
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option = TEGRA_DC_FEATURE_LAYOUT_TYPE;
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break;
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case HAS_V_FILTER:
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option = TEGRA_DC_FEATURE_FILTER_TYPE;
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break;
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case HAS_H_FILTER:
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option = TEGRA_DC_FEATURE_FILTER_TYPE;
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break;
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case HAS_GEN2_BLEND:
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option = TEGRA_DC_FEATURE_BLEND_TYPE;
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break;
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case HAS_BLOCKLINEAR:
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option = TEGRA_DC_FEATURE_LAYOUT_TYPE;
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break;
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case HAS_INTERLACE:
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option = TEGRA_DC_FEATURE_FIELD_TYPE;
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break;
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default:
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return NULL;
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}
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idx = tegra_dc_get_feature(feature, win_idx, option);
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if (idx < 0)
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return NULL;
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entry = &feature->entries[idx];
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return entry->arg;
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}
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EXPORT_SYMBOL(tegra_dc_parse_feature);
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int tegra_dc_feature_has_scaling(struct tegra_dc *dc, int win_idx)
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{
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int i;
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, HAS_SCALE);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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for (i = 0; i < WIN_FEATURE_ENTRY_SIZE; i++)
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if (addr[i] != 1)
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return 1;
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return 0;
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}
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int tegra_dc_feature_has_tiling(struct tegra_dc *dc, int win_idx)
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{
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, HAS_TILED);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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return addr[TILED_LAYOUT];
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}
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int tegra_dc_feature_has_blocklinear(struct tegra_dc *dc, int win_idx)
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{
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, HAS_BLOCKLINEAR);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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return addr[BLOCK_LINEAR];
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}
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int tegra_dc_feature_has_interlace(struct tegra_dc *dc, int win_idx)
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{
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, HAS_INTERLACE);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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return addr[INTERLACE];
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}
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int tegra_dc_feature_has_filter(struct tegra_dc *dc, int win_idx, int operation)
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{
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, operation);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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if (operation == HAS_V_FILTER)
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return addr[V_FILTER];
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else
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return addr[H_FILTER];
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}
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int tegra_dc_feature_is_gen2_blender(struct tegra_dc *dc, int win_idx)
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{
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u32 *addr = tegra_dc_parse_feature(dc, win_idx, HAS_GEN2_BLEND);
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if (WARN_ONCE(!addr, "window does not exist"))
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return 0;
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if (addr[BLEND_GENERATION] == 2)
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return 1;
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return 0;
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}
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/* supports 90 and 270 rotation? */
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int tegra_dc_feature_has_scan_column(struct tegra_dc *dc, int win_idx)
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{
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int idx;
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||
|
|
struct tegra_dc_feature_entry *entry;
|
||
|
|
|
||
|
|
if (WARN_ONCE(!dc, "display is NULL"))
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
idx = tegra_dc_get_feature(dc->feature, win_idx,
|
||
|
|
TEGRA_DC_FEATURE_INVERT_TYPE);
|
||
|
|
if (idx < 0)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
entry = &dc->feature->entries[idx];
|
||
|
|
return entry->arg[SCAN_COLUMN]; /* 1 = supported, 0 = not supported */
|
||
|
|
}
|
||
|
|
|
||
|
|
void tegra_dc_feature_register(struct tegra_dc *dc)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
struct tegra_dc_feature_entry *entry;
|
||
|
|
|
||
|
|
if (tegra_dc_is_nvdisplay()) {
|
||
|
|
nvdisp_dc_feature_register(dc);
|
||
|
|
} else {
|
||
|
|
if (!dc->ndev->id)
|
||
|
|
dc->feature = &t210_feature_table_a;
|
||
|
|
else
|
||
|
|
dc->feature = &t210_feature_table_b;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Count the number of windows using gen1 blender. */
|
||
|
|
dc->gen1_blend_num = 0;
|
||
|
|
for (i = 0; i < dc->feature->num_entries; i++) {
|
||
|
|
entry = &dc->feature->entries[i];
|
||
|
|
if (entry->option == TEGRA_DC_FEATURE_BLEND_TYPE &&
|
||
|
|
entry->arg[BLEND_GENERATION] == 1)
|
||
|
|
dc->gen1_blend_num++;
|
||
|
|
}
|
||
|
|
}
|