1 /*
2 * Copyright (c) 2013 Corey Tabaka
3 *
4 * Use of this source code is governed by a MIT-style
5 * license that can be found in the LICENSE file or at
6 * https://opensource.org/licenses/MIT
7 */
8
9 #include <lk/err.h>
10 #include <dev/class/fb.h>
11
class_fb_set_mode(struct device * dev,size_t width,size_t height,size_t bpp)12 status_t class_fb_set_mode(struct device *dev, size_t width, size_t height, size_t bpp) {
13 struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
14 if (!ops)
15 return ERR_NOT_CONFIGURED;
16
17 if (ops->set_mode)
18 return ops->set_mode(dev, width, height, bpp);
19 else
20 return ERR_NOT_SUPPORTED;
21 }
22
class_fb_get_info(struct device * dev,struct fb_info * info)23 status_t class_fb_get_info(struct device *dev, struct fb_info *info) {
24 struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
25 if (!ops)
26 return ERR_NOT_CONFIGURED;
27
28 if (ops->get_info)
29 return ops->get_info(dev, info);
30 else
31 return ERR_NOT_SUPPORTED;
32 }
33
class_fb_update(struct device * dev)34 status_t class_fb_update(struct device *dev) {
35 struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
36 if (!ops)
37 return ERR_NOT_CONFIGURED;
38
39 if (ops->update)
40 return ops->update(dev);
41 else
42 return ERR_NOT_SUPPORTED;
43 }
44
class_fb_update_region(struct device * dev,size_t x,size_t y,size_t width,size_t height)45 status_t class_fb_update_region(struct device *dev, size_t x, size_t y, size_t width, size_t height) {
46 struct fb_ops *ops = device_get_driver_ops(dev, struct fb_ops, std);
47 if (!ops)
48 return ERR_NOT_CONFIGURED;
49
50 if (ops->update_region)
51 return ops->update_region(dev, x, y, width, height);
52 else
53 return ERR_NOT_SUPPORTED;
54 }
55
56