xref: /freebsd/sys/dev/ixl/ixl_pf_iov.h (revision eda14cbc264d6969b02f2b1994cef11148e914f1)
1 /******************************************************************************
2 
3   Copyright (c) 2013-2018, Intel Corporation
4   All rights reserved.
5 
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8 
9    1. Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11 
12    2. Redistributions in binary form must reproduce the above copyright
13       notice, this list of conditions and the following disclaimer in the
14       documentation and/or other materials provided with the distribution.
15 
16    3. Neither the name of the Intel Corporation nor the names of its
17       contributors may be used to endorse or promote products derived from
18       this software without specific prior written permission.
19 
20   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   POSSIBILITY OF SUCH DAMAGE.
31 
32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 
36 #ifndef _IXL_PF_IOV_H_
37 #define _IXL_PF_IOV_H_
38 
39 #include "ixl_pf.h"
40 
41 #include <sys/nv.h>
42 #include <sys/iov_schema.h>
43 #include <dev/pci/pci_iov.h>
44 
45 /* Public functions */
46 
47 /*
48  * These three are DEVMETHODs required for SR-IOV PF support in iflib.
49  */
50 int		ixl_if_iov_init(if_ctx_t ctx, uint16_t num_vfs, const nvlist_t *params);
51 void		ixl_if_iov_uninit(if_ctx_t ctx);
52 int		ixl_if_iov_vf_add(if_ctx_t ctx, uint16_t vfnum, const nvlist_t *params);
53 
54 /*
55  * The base PF driver needs to call these during normal execution when
56  * SR-IOV mode is active.
57  */
58 void		ixl_initialize_sriov(struct ixl_pf *pf);
59 void		ixl_handle_vf_msg(struct ixl_pf *pf, struct i40e_arq_event_info *event);
60 void		ixl_handle_vflr(struct ixl_pf *pf);
61 void		ixl_broadcast_link_state(struct ixl_pf *pf);
62 
63 #endif /* _IXL_PF_IOV_H_ */
64