diff options
| -rw-r--r-- | drivers/video/fb.c | 5 | ||||
| -rw-r--r-- | include/fb.h | 4 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/video/fb.c b/drivers/video/fb.c index 841c3afe9e..f9a425efac 100644 --- a/drivers/video/fb.c +++ b/drivers/video/fb.c @@ -39,6 +39,9 @@ static int fb_enable_set(struct device_d *dev, struct param_d *param, enable = simple_strtoul(val, NULL, 0); + if (info->enabled == !!enable) + return 0; + if (enable) { info->fbops->fb_enable(info); new = "1"; @@ -49,6 +52,8 @@ static int fb_enable_set(struct device_d *dev, struct param_d *param, dev_param_set_generic(dev, param, new); + info->enabled = !!enable; + return 0; } diff --git a/include/fb.h b/include/fb.h index 218500b985..379f931e9c 100644 --- a/include/fb.h +++ b/include/fb.h @@ -96,7 +96,9 @@ struct fb_info { struct fb_bitfield red; /* bitfield in fb mem if true color, */ struct fb_bitfield green; /* else only length is significant */ struct fb_bitfield blue; - struct fb_bitfield transp; /* transparency */ + struct fb_bitfield transp; /* transparency */ + + int enabled; }; int register_framebuffer(struct fb_info *info); |