WSL2-Linux-Kernel/drivers/iommu/pci.h

30 строки
994 B
C
Исходник Обычный вид История

/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (C) 2013 Red Hat, Inc.
* Copyright (C) 2013 Freescale Semiconductor, Inc.
*
*/
#ifndef __IOMMU_PCI_H
#define __IOMMU_PCI_H
/* Helper function for swapping pci device reference */
static inline void swap_pci_ref(struct pci_dev **from, struct pci_dev *to)
{
pci_dev_put(*from);
*from = to;
}
#endif /* __IOMMU_PCI_H */