Jim Harris 4ba47234f3 Add pci_device_has_non_null_driver().
This helps enable FreeBSD, where pciaccess pci_device_has_kernel_driver()
is not functional.  The function will return 0 if there is no driver
attached, or the Linux uio or FreeBSD nic_uio driver is attached.  It will
return 1 otherwise.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I0921e61c9040b1e0411b5dc40b36fc7f2721c8c5
2015-09-25 12:45:04 -07:00

50 lines
2.2 KiB
C

/*-
* BSD LICENSE
*
* Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SPDK_PCI_H
#define SPDK_PCI_H
#define PCI_CFG_SIZE 256
#define PCI_EXT_CAP_ID_SN 0x03
#define PCI_UIO_DRIVER "uio_pci_generic"
int pci_device_get_serial_number(struct pci_device *dev, char *sn, int len);
int pci_device_has_uio_driver(struct pci_device *dev);
int pci_device_has_non_null_driver(struct pci_device *dev);
int pci_device_unbind_kernel_driver(struct pci_device *dev);
int pci_device_bind_uio_driver(struct pci_device *dev, char *driver_name);
int pci_device_switch_to_uio_driver(struct pci_device *pci_dev);
int pci_device_claim(struct pci_device *dev);
#endif