1 /*
2  * Copyright (c) 2013 Corey Tabaka
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining
5  * a copy of this software and associated documentation files
6  * (the "Software"), to deal in the Software without restriction,
7  * including without limitation the rights to use, copy, modify, merge,
8  * publish, distribute, sublicense, and/or sell copies of the Software,
9  * and to permit persons to whom the Software is furnished to do so,
10  * subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 
24 #include <err.h>
25 #include <dev/class/fb.h>
26 
class_fb_set_mode(struct device * dev,size_t width,size_t height,size_t bpp)27 status_t class_fb_set_mode(struct device *dev, size_t width, size_t height, size_t bpp)
28 {
29     struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
30     if (!ops)
31         return ERR_NOT_CONFIGURED;
32 
33     if (ops->set_mode)
34         return ops->set_mode(dev, width, height, bpp);
35     else
36         return ERR_NOT_SUPPORTED;
37 }
38 
class_fb_get_info(struct device * dev,struct fb_info * info)39 status_t class_fb_get_info(struct device *dev, struct fb_info *info)
40 {
41     struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
42     if (!ops)
43         return ERR_NOT_CONFIGURED;
44 
45     if (ops->get_info)
46         return ops->get_info(dev, info);
47     else
48         return ERR_NOT_SUPPORTED;
49 }
50 
class_fb_update(struct device * dev)51 status_t class_fb_update(struct device *dev)
52 {
53     struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
54     if (!ops)
55         return ERR_NOT_CONFIGURED;
56 
57     if (ops->update)
58         return ops->update(dev);
59     else
60         return ERR_NOT_SUPPORTED;
61 }
62 
class_fb_update_region(struct device * dev,size_t x,size_t y,size_t width,size_t height)63 status_t class_fb_update_region(struct device *dev, size_t x, size_t y, size_t width, size_t height)
64 {
65     struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
66     if (!ops)
67         return ERR_NOT_CONFIGURED;
68 
69     if (ops->update_region)
70         return ops->update_region(dev, x, y, width, height);
71     else
72         return ERR_NOT_SUPPORTED;
73 }
74 
75