qemu-e2k/include/qemu/chardev_open.h
Yi Liu d6b5c4c1b5 util/char_dev: Add open_cdev()
/dev/vfio/devices/vfioX may not exist. In that case it is still possible
to open /dev/char/$major:$minor instead. Add helper function to abstract
the cdev open.

Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
2023-12-19 19:03:38 +01:00

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354 B
C

/*
* QEMU Chardev Helper
*
* Copyright (C) 2023 Intel Corporation.
*
* Authors: Yi Liu <yi.l.liu@intel.com>
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*/
#ifndef QEMU_CHARDEV_OPEN_H
#define QEMU_CHARDEV_OPEN_H
int open_cdev(const char *devpath, dev_t cdev);
#endif