[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / x86 / video / fbdev.c

/*
 * 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 = info->device;
	struct pci_dev *pci_dev = NULL;
	struct resource *res = NULL;
	int retval = 0;

	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);
MODULE_LICENSE("GPL");
Commit	Line	Data
317b3c21	1	/*
317b3c21 AD	2	* Copyright (C) 2007 Antonino Daplas <adaplas@gmail.com>
	3	*
	4	* This file is subject to the terms and conditions of the GNU General Public
	5	* License. See the file COPYING in the main directory of this archive
	6	* for more details.
	7	*
	8	*/
	9	#include <linux/fb.h>
	10	#include <linux/pci.h>
	11
	12	int fb_is_primary_device(struct fb_info *info)
	13	{
623e71b0	14	struct device *device = info->device;
317b3c21 AD	15	struct pci_dev *pci_dev = NULL;
	16	struct resource *res = NULL;
	17	int retval = 0;
	18
317b3c21 AD	19	if (device)
	20	pci_dev = to_pci_dev(device);
	21
	22	if (pci_dev)
	23	res = &pci_dev->resource[PCI_ROM_RESOURCE];
	24
	25	if (res && res->flags & IORESOURCE_ROM_SHADOW)
	26	retval = 1;
	27
	28	return retval;
	29	}
	30	EXPORT_SYMBOL(fb_is_primary_device);
7b04fa01	31	MODULE_LICENSE("GPL");