This patch exports LCD info-query and bitmap-rendering functions to external apps. This patch is tested on a Seaboard. Because the LCD driver is not yet upstreamed, the test was done in a local downstream repo. Signed-off-by: Che-Liang Chiou <clchiou@chromium.org>master
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/*
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* Copyright (c) 2011 The Chromium OS Authors. |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (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, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include <api_public.h> |
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#include <lcd.h> |
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#include <video_font.h> /* Get font width and height */ |
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/* lcd.h needs BMP_LOGO_HEIGHT to calculate CONSOLE_ROWS */ |
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#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
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#include <bmp_logo.h> |
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#endif |
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/* TODO(clchiou): add support of video device */ |
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int display_get_info(int type, struct display_info *di) |
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{ |
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if (!di) |
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return API_EINVAL; |
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switch (type) { |
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default: |
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debug("%s: unsupport display device type: %d\n", |
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__FILE__, type); |
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return API_ENODEV; |
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#ifdef CONFIG_LCD |
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case DISPLAY_TYPE_LCD: |
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di->pixel_width = panel_info.vl_col; |
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di->pixel_height = panel_info.vl_row; |
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di->screen_rows = CONSOLE_ROWS; |
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di->screen_cols = CONSOLE_COLS; |
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break; |
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#endif |
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} |
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di->type = type; |
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return 0; |
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} |
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int display_draw_bitmap(ulong bitmap, int x, int y) |
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{ |
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if (!bitmap) |
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return API_EINVAL; |
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#ifdef CONFIG_LCD |
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return lcd_display_bitmap(bitmap, x, y); |
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#else |
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return API_ENODEV; |
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#endif |
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} |
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void display_clear(void) |
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{ |
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#ifdef CONFIG_LCD |
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lcd_clear(); |
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#endif |
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} |
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