xref: /freebsd/sys/dev/ixl/ixl_iw.h (revision cb6b8299)
1cb6b8299SEric Joyner /******************************************************************************
2cb6b8299SEric Joyner 
3cb6b8299SEric Joyner   Copyright (c) 2013-2015, Intel Corporation
4cb6b8299SEric Joyner   All rights reserved.
5cb6b8299SEric Joyner 
6cb6b8299SEric Joyner   Redistribution and use in source and binary forms, with or without
7cb6b8299SEric Joyner   modification, are permitted provided that the following conditions are met:
8cb6b8299SEric Joyner 
9cb6b8299SEric Joyner    1. Redistributions of source code must retain the above copyright notice,
10cb6b8299SEric Joyner       this list of conditions and the following disclaimer.
11cb6b8299SEric Joyner 
12cb6b8299SEric Joyner    2. Redistributions in binary form must reproduce the above copyright
13cb6b8299SEric Joyner       notice, this list of conditions and the following disclaimer in the
14cb6b8299SEric Joyner       documentation and/or other materials provided with the distribution.
15cb6b8299SEric Joyner 
16cb6b8299SEric Joyner    3. Neither the name of the Intel Corporation nor the names of its
17cb6b8299SEric Joyner       contributors may be used to endorse or promote products derived from
18cb6b8299SEric Joyner       this software without specific prior written permission.
19cb6b8299SEric Joyner 
20cb6b8299SEric Joyner   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21cb6b8299SEric Joyner   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22cb6b8299SEric Joyner   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23cb6b8299SEric Joyner   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24cb6b8299SEric Joyner   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25cb6b8299SEric Joyner   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26cb6b8299SEric Joyner   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27cb6b8299SEric Joyner   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28cb6b8299SEric Joyner   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29cb6b8299SEric Joyner   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30cb6b8299SEric Joyner   POSSIBILITY OF SUCH DAMAGE.
31cb6b8299SEric Joyner 
32cb6b8299SEric Joyner ******************************************************************************/
33cb6b8299SEric Joyner /*$FreeBSD$*/
34cb6b8299SEric Joyner 
35cb6b8299SEric Joyner #ifndef _IXL_IW_H_
36cb6b8299SEric Joyner #define _IXL_IW_H_
37cb6b8299SEric Joyner 
38cb6b8299SEric Joyner #define IXL_IW_MAX_USER_PRIORITY 8
39cb6b8299SEric Joyner 
40cb6b8299SEric Joyner 
41cb6b8299SEric Joyner struct ixl_iw_msix_mapping {
42cb6b8299SEric Joyner 	u8	itr_indx;
43cb6b8299SEric Joyner 	int	aeq_vector;
44cb6b8299SEric Joyner 	int	ceq_cnt;
45cb6b8299SEric Joyner 	int	*ceq_vector;
46cb6b8299SEric Joyner };
47cb6b8299SEric Joyner 
48cb6b8299SEric Joyner struct ixl_iw_msix {
49cb6b8299SEric Joyner 	int	base;
50cb6b8299SEric Joyner 	int	count;
51cb6b8299SEric Joyner };
52cb6b8299SEric Joyner 
53cb6b8299SEric Joyner struct ixl_iw_pf {
54cb6b8299SEric Joyner 	void		*handle;
55cb6b8299SEric Joyner 	struct ifnet	*ifp;
56cb6b8299SEric Joyner 	device_t	dev;
57cb6b8299SEric Joyner 	struct resource	*pci_mem;
58cb6b8299SEric Joyner 	u8		pf_id;
59cb6b8299SEric Joyner 	u16		mtu;
60cb6b8299SEric Joyner 	struct ixl_iw_msix	iw_msix;
61cb6b8299SEric Joyner 	u16	qs_handle[IXL_IW_MAX_USER_PRIORITY];
62cb6b8299SEric Joyner };
63cb6b8299SEric Joyner 
64cb6b8299SEric Joyner struct ixl_iw_ops {
65cb6b8299SEric Joyner 	int (*init)(struct ixl_iw_pf *pf_info);
66cb6b8299SEric Joyner 	int (*stop)(struct ixl_iw_pf *pf_info);
67cb6b8299SEric Joyner };
68cb6b8299SEric Joyner 
69cb6b8299SEric Joyner int	ixl_iw_pf_reset(void *pf_handle);
70cb6b8299SEric Joyner int	ixl_iw_pf_msix_init(void *pf_handle,
71cb6b8299SEric Joyner 	    struct ixl_iw_msix_mapping *msix_info);
72cb6b8299SEric Joyner int	ixl_iw_register(struct ixl_iw_ops *iw_ops);
73cb6b8299SEric Joyner int	ixl_iw_unregister(void);
74cb6b8299SEric Joyner 
75cb6b8299SEric Joyner #endif /* _IXL_IW_H_ */
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