projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 317b3c21 | 1 | /* |
| 317b3c21 AD |
2 | * |
| 3 | * Copyright (C) 2007 Antonino Daplas <adaplas@gmail.com> | |
| 4 | * | |
| 5 | * This file is subject to the terms and conditions of the GNU General Public | |
| 6 | * License. See the file COPYING in the main directory of this archive | |
| 7 | * for more details. | |
| 8 | * | |
| 9 | */ | |
| 10 | #include <linux/fb.h> | |
| 11 | #include <linux/pci.h> | |
| 12 | ||
| 13 | int fb_is_primary_device(struct fb_info *info) | |
| 14 | { | |
| 623e71b0 | 15 | struct device *device = info->device; |
| 317b3c21 AD |
16 | struct pci_dev *pci_dev = NULL; |
| 17 | struct resource *res = NULL; | |
| 18 | int retval = 0; | |
| 19 | ||
| 317b3c21 AD |
20 | if (device) |
| 21 | pci_dev = to_pci_dev(device); | |
| 22 | ||
| 23 | if (pci_dev) | |
| 24 | res = &pci_dev->resource[PCI_ROM_RESOURCE]; | |
| 25 | ||
| 26 | if (res && res->flags & IORESOURCE_ROM_SHADOW) | |
| 27 | retval = 1; | |
| 28 | ||
| 29 | return retval; | |
| 30 | } | |
| 31 | EXPORT_SYMBOL(fb_is_primary_device); |