diff options
Diffstat (limited to 'drivers/video/fbdev/core/fbsysfs.c')
| -rw-r--r-- | drivers/video/fbdev/core/fbsysfs.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c index 849073f1ca06..fafe574398b0 100644 --- a/drivers/video/fbdev/core/fbsysfs.c +++ b/drivers/video/fbdev/core/fbsysfs.c @@ -8,6 +8,9 @@ #include <linux/console.h> #include <linux/fb.h> #include <linux/fbcon.h> +#include <linux/major.h> + +#include "fb_internal.h" #define FB_SYSFS_FLAG_ATTR 1 @@ -435,7 +438,7 @@ static struct device_attribute device_attrs[] = { #endif }; -int fb_init_device(struct fb_info *fb_info) +static int fb_init_device(struct fb_info *fb_info) { int i, error = 0; @@ -459,7 +462,7 @@ int fb_init_device(struct fb_info *fb_info) return 0; } -void fb_cleanup_device(struct fb_info *fb_info) +static void fb_cleanup_device(struct fb_info *fb_info) { unsigned int i; @@ -470,3 +473,34 @@ void fb_cleanup_device(struct fb_info *fb_info) fb_info->class_flag &= ~FB_SYSFS_FLAG_ATTR; } } + +int fb_device_create(struct fb_info *fb_info) +{ + int node = fb_info->node; + dev_t devt = MKDEV(FB_MAJOR, node); + int ret; + + fb_info->dev = device_create(fb_class, fb_info->device, devt, NULL, "fb%d", node); + if (IS_ERR(fb_info->dev)) { + /* Not fatal */ + ret = PTR_ERR(fb_info->dev); + pr_warn("Unable to create device for framebuffer %d; error %d\n", node, ret); + fb_info->dev = NULL; + } else { + fb_init_device(fb_info); + } + + return 0; +} + +void fb_device_destroy(struct fb_info *fb_info) +{ + dev_t devt = MKDEV(FB_MAJOR, fb_info->node); + + if (!fb_info->dev) + return; + + fb_cleanup_device(fb_info); + device_destroy(fb_class, devt); + fb_info->dev = NULL; +} |