Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2007 Solarflare Communications Inc.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published
7 * by the Free Software Foundation, incorporated herein by reference.
8 */
9
10#ifndef EFX_ENUM_H
11#define EFX_ENUM_H
12
13/**
14 * enum efx_loopback_mode - loopback modes
15 * @LOOPBACK_NONE: no loopback
16 * @LOOPBACK_XGMII: loopback within MAC at XGMII level
17 * @LOOPBACK_XGXS: loopback within MAC at XGXS level
18 * @LOOPBACK_XAUI: loopback within MAC at XAUI level
19 * @LOOPBACK_PHYXS: loopback within PHY at PHYXS level
20 * @LOOPBACK_PCS: loopback within PHY at PCS level
21 * @LOOPBACK_PMAPMD: loopback within PHY at PMAPMD level
22 * @LOOPBACK_NETWORK: reflecting loopback (even further than furthest!)
23 */
24/* Please keep in order and up-to-date w.r.t the following two #defines */
25enum efx_loopback_mode {
26 LOOPBACK_NONE = 0,
27 LOOPBACK_MAC = 1,
28 LOOPBACK_XGMII = 2,
29 LOOPBACK_XGXS = 3,
30 LOOPBACK_XAUI = 4,
31 LOOPBACK_PHY = 5,
32 LOOPBACK_PHYXS = 6,
33 LOOPBACK_PCS = 7,
34 LOOPBACK_PMAPMD = 8,
35 LOOPBACK_NETWORK = 9,
36 LOOPBACK_MAX
37};
38
39#define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD
40
41extern const char *efx_loopback_mode_names[];
42#define LOOPBACK_MODE_NAME(mode) \
43 STRING_TABLE_LOOKUP(mode, efx_loopback_mode)
44#define LOOPBACK_MODE(efx) \
45 LOOPBACK_MODE_NAME(efx->loopback_mode)
46
47/* These loopbacks occur within the controller */
48#define LOOPBACKS_10G_INTERNAL ((1 << LOOPBACK_XGMII)| \
49 (1 << LOOPBACK_XGXS) | \
50 (1 << LOOPBACK_XAUI))
51
52#define LOOPBACK_MASK(_efx) \
53 (1 << (_efx)->loopback_mode)
54
55#define LOOPBACK_INTERNAL(_efx) \
56 (!!(LOOPBACKS_10G_INTERNAL & LOOPBACK_MASK(_efx)))
57
58#define LOOPBACK_OUT_OF(_from, _to, _mask) \
59 ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask)))
60
61/*****************************************************************************/
62
63/**
64 * enum reset_type - reset types
65 *
66 * %RESET_TYPE_INVSIBLE, %RESET_TYPE_ALL, %RESET_TYPE_WORLD and
67 * %RESET_TYPE_DISABLE specify the method/scope of the reset. The
68 * other valuesspecify reasons, which efx_schedule_reset() will choose
69 * a method for.
70 *
71 * @RESET_TYPE_INVISIBLE: don't reset the PHYs or interrupts
72 * @RESET_TYPE_ALL: reset everything but PCI core blocks
73 * @RESET_TYPE_WORLD: reset everything, save & restore PCI config
74 * @RESET_TYPE_DISABLE: disable NIC
75 * @RESET_TYPE_MONITOR: reset due to hardware monitor
76 * @RESET_TYPE_INT_ERROR: reset due to internal error
77 * @RESET_TYPE_RX_RECOVERY: reset to recover from RX datapath errors
78 * @RESET_TYPE_RX_DESC_FETCH: pcie error during rx descriptor fetch
79 * @RESET_TYPE_TX_DESC_FETCH: pcie error during tx descriptor fetch
80 * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors
81 */
82enum reset_type {
83 RESET_TYPE_NONE = -1,
84 RESET_TYPE_INVISIBLE = 0,
85 RESET_TYPE_ALL = 1,
86 RESET_TYPE_WORLD = 2,
87 RESET_TYPE_DISABLE = 3,
88 RESET_TYPE_MAX_METHOD,
89 RESET_TYPE_MONITOR,
90 RESET_TYPE_INT_ERROR,
91 RESET_TYPE_RX_RECOVERY,
92 RESET_TYPE_RX_DESC_FETCH,
93 RESET_TYPE_TX_DESC_FETCH,
94 RESET_TYPE_TX_SKIP,
95 RESET_TYPE_MAX,
96};
97
98#endif /* EFX_ENUM_H */