xref: /freebsd/sys/dev/etherswitch/arswitch/arswitchvar.h (revision 724b4bfdf1306e4f2c451b6d146fe0fe0353b2c8)
1 /*-
2  * Copyright (c) 2011-2012 Stefan Bethke.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 #ifndef	__ARSWITCHVAR_H__
29 #define	__ARSWITCHVAR_H__
30 
31 typedef enum {
32 	AR8X16_SWITCH_NONE,
33 	AR8X16_SWITCH_AR7240,
34 	AR8X16_SWITCH_AR8216,
35 	AR8X16_SWITCH_AR8226,
36 	AR8X16_SWITCH_AR8316,
37 } ar8x16_switch_type;
38 
39 /*
40  * XXX TODO: start using this where required
41  */
42 #define	AR8X16_IS_SWITCH(_sc, _type) \
43 	    (!!((_sc)->sc_switchtype == AR8X16_SWITCH_ ## _type))
44 
45 struct arswitch_softc;
46 
47 struct arswitch_softc {
48 	struct mtx	sc_mtx;		/* serialize access to softc */
49 	device_t	sc_dev;
50 	int		phy4cpu;	/* PHY4 is connected to the CPU */
51 	int		numphys;	/* PHYs we manage */
52 	int		is_rgmii;	/* PHY mode is RGMII (XXX which PHY?) */
53 	int		is_gmii;	/* PHY mode is GMII (XXX which PHY?) */
54 	int		page;
55 	ar8x16_switch_type	sc_switchtype;
56 	char		*ifname[AR8X16_NUM_PHYS];
57 	device_t	miibus[AR8X16_NUM_PHYS];
58 	struct ifnet	*ifp[AR8X16_NUM_PHYS];
59 	struct callout	callout_tick;
60 	etherswitch_info_t info;
61 
62 	struct {
63 		int (* arswitch_hw_setup) (struct arswitch_softc *);
64 		int (* arswitch_hw_global_setup) (struct arswitch_softc *);
65 	} hal;
66 };
67 
68 #define	ARSWITCH_LOCK(_sc)			\
69 	    mtx_lock(&(_sc)->sc_mtx)
70 #define	ARSWITCH_UNLOCK(_sc)			\
71 	    mtx_unlock(&(_sc)->sc_mtx)
72 #define	ARSWITCH_LOCK_ASSERT(_sc, _what)	\
73 	    mtx_assert(&(_sc)->sc_mtx, (_what))
74 #define	ARSWITCH_TRYLOCK(_sc)			\
75 	    mtx_trylock(&(_sc)->sc_mtx)
76 
77 #if defined(DEBUG)
78 #define DPRINTF(dev, args...) device_printf(dev, args)
79 #define DEVERR(dev, err, fmt, args...) do { \
80 		if (err != 0) device_printf(dev, fmt, err, args); \
81 	} while (0)
82 #define DEBUG_INCRVAR(var)	do { \
83 		var++; \
84 	} while (0)
85 #else
86 #define DPRINTF(dev, args...)
87 #define DEVERR(dev, err, fmt, args...)
88 #define DEBUG_INCRVAR(var)
89 #endif
90 
91 #endif	/* __ARSWITCHVAR_H__ */
92 
93