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/*
* s390 vfio-pci interfaces
*
* Copyright 2020 IBM Corp.
* Author(s): Matthew Rosato <mjrosato@linux.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or (at
* your option) any later version. See the COPYING file in the top-level
* directory.
*/
#ifndef HW_S390_PCI_VFIO_H
#define HW_S390_PCI_VFIO_H
#include "hw/s390x/s390-pci-bus.h"
#ifdef CONFIG_LINUX
bool s390_pci_update_dma_avail(int fd, unsigned int *avail);
S390PCIDMACount *s390_pci_start_dma_count(S390pciState *s,
S390PCIBusDevice *pbdev);
void s390_pci_end_dma_count(S390pciState *s, S390PCIDMACount *cnt);
#else
static inline bool s390_pci_update_dma_avail(int fd, unsigned int *avail)
{
return false;
}
static inline S390PCIDMACount *s390_pci_start_dma_count(S390pciState *s,
S390PCIBusDevice *pbdev)
{
return NULL;
}
static inline void s390_pci_end_dma_count(S390pciState *s,
S390PCIDMACount *cnt) { }
#endif
#endif
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