[PATCH] Display name of fbdev device
authorJames Simmons <jsimmons@infradead.org>
Sat, 30 Jul 2005 22:49:54 +0000 (23:49 +0100)
committerLinus Torvalds <torvalds@g5.osdl.org>
Sun, 31 Jul 2005 19:50:46 +0000 (12:50 -0700)
This patch displays the name of the fbdev driver in sysfs.
Down the road this will replace the current proc handle we have.

Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/video/fbsysfs.c

index ed1d4d1..1147b89 100644 (file)
@@ -414,6 +414,13 @@ static ssize_t show_pan(struct class_device *class_device, char *buf)
                        fb_info->var.xoffset);
 }
 
+static ssize_t show_name(struct class_device *class_device, char *buf)
+{
+       struct fb_info *fb_info = (struct fb_info *)class_get_devdata(class_device);
+
+       return snprintf(buf, PAGE_SIZE, "%s\n", fb_info->fix.id);
+}
+
 static struct class_device_attribute class_device_attrs[] = {
        __ATTR(bits_per_pixel, S_IRUGO|S_IWUSR, show_bpp, store_bpp),
        __ATTR(blank, S_IRUGO|S_IWUSR, show_blank, store_blank),
@@ -424,6 +431,7 @@ static struct class_device_attribute class_device_attrs[] = {
        __ATTR(modes, S_IRUGO|S_IWUSR, show_modes, store_modes),
        __ATTR(pan, S_IRUGO|S_IWUSR, show_pan, store_pan),
        __ATTR(virtual_size, S_IRUGO|S_IWUSR, show_virtual, store_virtual),
+       __ATTR(name, S_IRUGO, show_name, NULL),
 };
 
 int fb_init_class_device(struct fb_info *fb_info)