1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /**************************************************************************** |
3 | * Driver for Solarflare network controllers and boards |
4 | * Copyright 2007-2013 Solarflare Communications Inc. |
5 | */ |
6 | |
7 | #ifndef EFX_ENUM_H |
8 | #define EFX_ENUM_H |
9 | |
10 | /** |
11 | * enum efx_loopback_mode - loopback modes |
12 | * @LOOPBACK_NONE: no loopback |
13 | * @LOOPBACK_DATA: data path loopback |
14 | * @LOOPBACK_GMAC: loopback within GMAC |
15 | * @LOOPBACK_XGMII: loopback after XMAC |
16 | * @LOOPBACK_XGXS: loopback within BPX after XGXS |
17 | * @LOOPBACK_XAUI: loopback within BPX before XAUI serdes |
18 | * @LOOPBACK_GMII: loopback within BPX after GMAC |
19 | * @LOOPBACK_SGMII: loopback within BPX within SGMII |
20 | * @LOOPBACK_XGBR: loopback within BPX within XGBR |
21 | * @LOOPBACK_XFI: loopback within BPX before XFI serdes |
22 | * @LOOPBACK_XAUI_FAR: loopback within BPX after XAUI serdes |
23 | * @LOOPBACK_GMII_FAR: loopback within BPX before SGMII |
24 | * @LOOPBACK_SGMII_FAR: loopback within BPX after SGMII |
25 | * @LOOPBACK_XFI_FAR: loopback after XFI serdes |
26 | * @LOOPBACK_GPHY: loopback within 1G PHY at unspecified level |
27 | * @LOOPBACK_PHYXS: loopback within 10G PHY at PHYXS level |
28 | * @LOOPBACK_PCS: loopback within 10G PHY at PCS level |
29 | * @LOOPBACK_PMAPMD: loopback within 10G PHY at PMAPMD level |
30 | * @LOOPBACK_XPORT: cross port loopback |
31 | * @LOOPBACK_XGMII_WS: wireside loopback excluding XMAC |
32 | * @LOOPBACK_XAUI_WS: wireside loopback within BPX within XAUI serdes |
33 | * @LOOPBACK_XAUI_WS_FAR: wireside loopback within BPX including XAUI serdes |
34 | * @LOOPBACK_XAUI_WS_NEAR: wireside loopback within BPX excluding XAUI serdes |
35 | * @LOOPBACK_GMII_WS: wireside loopback excluding GMAC |
36 | * @LOOPBACK_XFI_WS: wireside loopback excluding XFI serdes |
37 | * @LOOPBACK_XFI_WS_FAR: wireside loopback including XFI serdes |
38 | * @LOOPBACK_PHYXS_WS: wireside loopback within 10G PHY at PHYXS level |
39 | */ |
40 | /* Please keep up-to-date w.r.t the following two #defines */ |
41 | enum efx_loopback_mode { |
42 | LOOPBACK_NONE = 0, |
43 | LOOPBACK_DATA = 1, |
44 | LOOPBACK_GMAC = 2, |
45 | LOOPBACK_XGMII = 3, |
46 | LOOPBACK_XGXS = 4, |
47 | LOOPBACK_XAUI = 5, |
48 | LOOPBACK_GMII = 6, |
49 | LOOPBACK_SGMII = 7, |
50 | LOOPBACK_XGBR = 8, |
51 | LOOPBACK_XFI = 9, |
52 | LOOPBACK_XAUI_FAR = 10, |
53 | LOOPBACK_GMII_FAR = 11, |
54 | LOOPBACK_SGMII_FAR = 12, |
55 | LOOPBACK_XFI_FAR = 13, |
56 | LOOPBACK_GPHY = 14, |
57 | LOOPBACK_PHYXS = 15, |
58 | LOOPBACK_PCS = 16, |
59 | LOOPBACK_PMAPMD = 17, |
60 | LOOPBACK_XPORT = 18, |
61 | LOOPBACK_XGMII_WS = 19, |
62 | LOOPBACK_XAUI_WS = 20, |
63 | LOOPBACK_XAUI_WS_FAR = 21, |
64 | LOOPBACK_XAUI_WS_NEAR = 22, |
65 | LOOPBACK_GMII_WS = 23, |
66 | LOOPBACK_XFI_WS = 24, |
67 | LOOPBACK_XFI_WS_FAR = 25, |
68 | LOOPBACK_PHYXS_WS = 26, |
69 | LOOPBACK_MAX |
70 | }; |
71 | #define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD |
72 | |
73 | /* These loopbacks occur within the controller */ |
74 | #define LOOPBACKS_INTERNAL ((1 << LOOPBACK_DATA) | \ |
75 | (1 << LOOPBACK_GMAC) | \ |
76 | (1 << LOOPBACK_XGMII)| \ |
77 | (1 << LOOPBACK_XGXS) | \ |
78 | (1 << LOOPBACK_XAUI) | \ |
79 | (1 << LOOPBACK_GMII) | \ |
80 | (1 << LOOPBACK_SGMII) | \ |
81 | (1 << LOOPBACK_XGBR) | \ |
82 | (1 << LOOPBACK_XFI) | \ |
83 | (1 << LOOPBACK_XAUI_FAR) | \ |
84 | (1 << LOOPBACK_GMII_FAR) | \ |
85 | (1 << LOOPBACK_SGMII_FAR) | \ |
86 | (1 << LOOPBACK_XFI_FAR) | \ |
87 | (1 << LOOPBACK_XGMII_WS) | \ |
88 | (1 << LOOPBACK_XAUI_WS) | \ |
89 | (1 << LOOPBACK_XAUI_WS_FAR) | \ |
90 | (1 << LOOPBACK_XAUI_WS_NEAR) | \ |
91 | (1 << LOOPBACK_GMII_WS) | \ |
92 | (1 << LOOPBACK_XFI_WS) | \ |
93 | (1 << LOOPBACK_XFI_WS_FAR)) |
94 | |
95 | #define LOOPBACKS_WS ((1 << LOOPBACK_XGMII_WS) | \ |
96 | (1 << LOOPBACK_XAUI_WS) | \ |
97 | (1 << LOOPBACK_XAUI_WS_FAR) | \ |
98 | (1 << LOOPBACK_XAUI_WS_NEAR) | \ |
99 | (1 << LOOPBACK_GMII_WS) | \ |
100 | (1 << LOOPBACK_XFI_WS) | \ |
101 | (1 << LOOPBACK_XFI_WS_FAR) | \ |
102 | (1 << LOOPBACK_PHYXS_WS)) |
103 | |
104 | #define LOOPBACKS_EXTERNAL(_efx) \ |
105 | ((_efx)->loopback_modes & ~LOOPBACKS_INTERNAL & \ |
106 | ~(1 << LOOPBACK_NONE)) |
107 | |
108 | #define LOOPBACK_MASK(_efx) \ |
109 | (1 << (_efx)->loopback_mode) |
110 | |
111 | #define LOOPBACK_INTERNAL(_efx) \ |
112 | (!!(LOOPBACKS_INTERNAL & LOOPBACK_MASK(_efx))) |
113 | |
114 | #define LOOPBACK_EXTERNAL(_efx) \ |
115 | (!!(LOOPBACK_MASK(_efx) & LOOPBACKS_EXTERNAL(_efx))) |
116 | |
117 | #define LOOPBACK_CHANGED(_from, _to, _mask) \ |
118 | (!!((LOOPBACK_MASK(_from) ^ LOOPBACK_MASK(_to)) & (_mask))) |
119 | |
120 | #define LOOPBACK_OUT_OF(_from, _to, _mask) \ |
121 | ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask))) |
122 | |
123 | /*****************************************************************************/ |
124 | |
125 | /** |
126 | * enum reset_type - reset types |
127 | * |
128 | * %RESET_TYPE_INVSIBLE, %RESET_TYPE_ALL, %RESET_TYPE_WORLD and |
129 | * %RESET_TYPE_DISABLE specify the method/scope of the reset. The |
130 | * other valuesspecify reasons, which efx_schedule_reset() will choose |
131 | * a method for. |
132 | * |
133 | * Reset methods are numbered in order of increasing scope. |
134 | * |
135 | * @RESET_TYPE_INVISIBLE: Reset datapath and MAC (Falcon only) |
136 | * @RESET_TYPE_RECOVER_OR_ALL: Try to recover. Apply RESET_TYPE_ALL |
137 | * if unsuccessful. |
138 | * @RESET_TYPE_ALL: Reset datapath, MAC and PHY |
139 | * @RESET_TYPE_WORLD: Reset as much as possible |
140 | * @RESET_TYPE_RECOVER_OR_DISABLE: Try to recover. Apply RESET_TYPE_DISABLE if |
141 | * unsuccessful. |
142 | * @RESET_TYPE_DATAPATH: Reset datapath only. |
143 | * @RESET_TYPE_MC_BIST: MC entering BIST mode. |
144 | * @RESET_TYPE_DISABLE: Reset datapath, MAC and PHY; leave NIC disabled |
145 | * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog |
146 | * @RESET_TYPE_INT_ERROR: reset due to internal error |
147 | * @RESET_TYPE_DMA_ERROR: DMA error |
148 | * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors |
149 | * @RESET_TYPE_MC_FAILURE: MC reboot/assertion |
150 | * @RESET_TYPE_MCDI_TIMEOUT: MCDI timeout. |
151 | */ |
152 | enum reset_type { |
153 | RESET_TYPE_INVISIBLE, |
154 | RESET_TYPE_RECOVER_OR_ALL, |
155 | RESET_TYPE_ALL, |
156 | RESET_TYPE_WORLD, |
157 | RESET_TYPE_RECOVER_OR_DISABLE, |
158 | RESET_TYPE_DATAPATH, |
159 | RESET_TYPE_MC_BIST, |
160 | RESET_TYPE_DISABLE, |
161 | RESET_TYPE_MAX_METHOD, |
162 | RESET_TYPE_TX_WATCHDOG, |
163 | RESET_TYPE_INT_ERROR, |
164 | RESET_TYPE_DMA_ERROR, |
165 | RESET_TYPE_TX_SKIP, |
166 | RESET_TYPE_MC_FAILURE, |
167 | /* RESET_TYPE_MCDI_TIMEOUT is actually a method, not just a reason, but |
168 | * it doesn't fit the scope hierarchy (not well-ordered by inclusion). |
169 | * We encode this by having its enum value be greater than |
170 | * RESET_TYPE_MAX_METHOD. |
171 | */ |
172 | RESET_TYPE_MCDI_TIMEOUT, |
173 | RESET_TYPE_MAX, |
174 | }; |
175 | |
176 | #endif /* EFX_ENUM_H */ |
177 | |