1 // SPDX-License-Identifier: GPL-2.0 2 3 #include <linux/console.h> 4 #include <linux/fb.h> 5 #include <linux/module.h> 6 7 #include <asm/prom.h> 8 9 int fb_is_primary_device(struct fb_info *info) 10 { 11 struct device *dev = info->device; 12 struct device_node *node; 13 14 if (console_set_on_cmdline) 15 return 0; 16 17 node = dev->of_node; 18 if (node && node == of_console_device) 19 return 1; 20 21 return 0; 22 } 23 EXPORT_SYMBOL(fb_is_primary_device); 24