arch/parisc/video/video-sti.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
   4  * Copyright (C) 2001-2020 Helge Deller <deller@gmx.de>
   5  * Copyright (C) 2001-2002 Thomas Bogendoerfer <tsbogend@alpha.franken.de>
   6  */
   7
   8 #include <linux/module.h>
   9
  10 #include <video/sticore.h>
  11
  12 #include <asm/video.h>
  13
  14 bool video_is_primary_device(struct device *dev)
  15 {
  16         struct sti_struct *sti;
  17
  18         sti = sti_get_rom(0);
  19
  20         /* if no built-in graphics card found, allow any fb driver as default */
  21         if (!sti)
  22                 return true;
  23
  24         /* return true if it's the default built-in framebuffer driver */
  25         return (sti->dev == dev);
  26 }
  27 EXPORT_SYMBOL(video_is_primary_device);