diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/Makefile | 1 | ||||
| -rw-r--r-- | arch/i386/video/Makefile | 1 | ||||
| -rw-r--r-- | arch/i386/video/fbdev.c | 34 |
3 files changed, 36 insertions, 0 deletions
diff --git a/arch/i386/Makefile b/arch/i386/Makefile index bd28f9f9b4b..181cc29a7c4 100644 --- a/arch/i386/Makefile +++ b/arch/i386/Makefile @@ -108,6 +108,7 @@ drivers-$(CONFIG_PCI) += arch/i386/pci/ # must be linked after kernel/ drivers-$(CONFIG_OPROFILE) += arch/i386/oprofile/ drivers-$(CONFIG_PM) += arch/i386/power/ +drivers-$(CONFIG_FB) += arch/i386/video/ CFLAGS += $(mflags-y) AFLAGS += $(mflags-y) diff --git a/arch/i386/video/Makefile b/arch/i386/video/Makefile new file mode 100644 index 00000000000..2c447c94adc --- /dev/null +++ b/arch/i386/video/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_FB) += fbdev.o diff --git a/arch/i386/video/fbdev.c b/arch/i386/video/fbdev.c new file mode 100644 index 00000000000..7fc712c46a6 --- /dev/null +++ b/arch/i386/video/fbdev.c @@ -0,0 +1,34 @@ +/* + * arch/i386/video/fbdev.c - i386 Framebuffer + * + * Copyright (C) 2007 Antonino Daplas <adaplas@gmail.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + * + */ +#include <linux/fb.h> +#include <linux/pci.h> + +int fb_is_primary_device(struct fb_info *info) +{ + struct device *device; + struct pci_dev *pci_dev = NULL; + struct resource *res = NULL; + int retval = 0; + + device = info->device; + + if (device) + pci_dev = to_pci_dev(device); + + if (pci_dev) + res = &pci_dev->resource[PCI_ROM_RESOURCE]; + + if (res && res->flags & IORESOURCE_ROM_SHADOW) + retval = 1; + + return retval; +} +EXPORT_SYMBOL(fb_is_primary_device); |