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3353bebe7c
drivers/built-in.o: In function `acpi_video_bus_put_devices': video.c:(.text+0x79663): undefined reference to `video_output_unregister' drivers/built-in.o: In function `acpi_video_bus_add': video.c:(.text+0x7b0b3): undefined reference to `video_output_register' Signed-off-by: Len Brown <len.brown@intel.com>
58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/*
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*
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* Copyright (C) 2006 Luming Yu <luming.yu@intel.com>
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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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 (at
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* 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
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*/
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#ifndef _LINUX_VIDEO_OUTPUT_H
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#define _LINUX_VIDEO_OUTPUT_H
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#include <linux/device.h>
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#include <linux/err.h>
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struct output_device;
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struct output_properties {
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int (*set_state)(struct output_device *);
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int (*get_status)(struct output_device *);
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};
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struct output_device {
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int request_state;
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struct output_properties *props;
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struct device dev;
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};
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#define to_output_device(obj) container_of(obj, struct output_device, dev)
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#if defined(CONFIG_VIDEO_OUTPUT_CONTROL) || defined(CONFIG_VIDEO_OUTPUT_CONTROL_MODULE)
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struct output_device *video_output_register(const char *name,
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struct device *dev,
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void *devdata,
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struct output_properties *op);
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void video_output_unregister(struct output_device *dev);
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#else
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static struct output_device *video_output_register(const char *name,
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struct device *dev,
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void *devdata,
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struct output_properties *op)
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{
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return ERR_PTR(-ENODEV);
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}
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static void video_output_unregister(struct output_device *dev)
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{
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return;
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}
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#endif
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#endif
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