diff options
Diffstat (limited to 'include/linux/display.h')
-rw-r--r-- | include/linux/display.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/linux/display.h b/include/linux/display.h new file mode 100644 index 000000000000..3bf70d639728 --- /dev/null +++ b/include/linux/display.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2006 James Simmons <jsimmons@infradead.org> + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ + +#ifndef _LINUX_DISPLAY_H +#define _LINUX_DISPLAY_H + +#include <linux/device.h> + +struct display_device; + +/* This structure defines all the properties of a Display. */ +struct display_driver { + int (*set_contrast)(struct display_device *, unsigned int); + int (*get_contrast)(struct display_device *); + void (*suspend)(struct display_device *, pm_message_t state); + void (*resume)(struct display_device *); + int (*probe)(struct display_device *, void *); + int (*remove)(struct display_device *); + int max_contrast; +}; + +struct display_device { + struct module *owner; /* Owner module */ + struct display_driver *driver; + struct device *parent; /* This is the parent */ + struct device *dev; /* This is this display device */ + struct mutex lock; + void *priv_data; + char type[16]; + char *name; + int idx; +}; + +extern struct display_device *display_device_register(struct display_driver *driver, + struct device *dev, void *devdata); +extern void display_device_unregister(struct display_device *dev); + +extern int probe_edid(struct display_device *dev, void *devdata); + +#define to_display_device(obj) container_of(obj, struct display_device, class_dev) + +#endif |