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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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2 | /**************************************************************************** |
3 | * Driver for Solarflare network controllers and boards | |
4 | * Copyright 2007-2013 Solarflare Communications Inc. | |
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5 | */ |
6 | ||
7 | #ifndef EF4_ENUM_H | |
8 | #define EF4_ENUM_H | |
9 | ||
10 | /** | |
11 | * enum ef4_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 ef4_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) | \ | |
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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 ef4_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 | |
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_DISABLE: Reset datapath, MAC and PHY; leave NIC disabled | |
144 | * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog | |
145 | * @RESET_TYPE_INT_ERROR: reset due to internal error | |
146 | * @RESET_TYPE_RX_RECOVERY: reset to recover from RX datapath errors | |
147 | * @RESET_TYPE_DMA_ERROR: DMA error | |
148 | * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors | |
149 | */ | |
150 | enum reset_type { | |
151 | RESET_TYPE_INVISIBLE, | |
152 | RESET_TYPE_RECOVER_OR_ALL, | |
153 | RESET_TYPE_ALL, | |
154 | RESET_TYPE_WORLD, | |
155 | RESET_TYPE_RECOVER_OR_DISABLE, | |
156 | RESET_TYPE_DATAPATH, | |
157 | RESET_TYPE_DISABLE, | |
158 | RESET_TYPE_MAX_METHOD, | |
159 | RESET_TYPE_TX_WATCHDOG, | |
160 | RESET_TYPE_INT_ERROR, | |
161 | RESET_TYPE_RX_RECOVERY, | |
162 | RESET_TYPE_DMA_ERROR, | |
163 | RESET_TYPE_TX_SKIP, | |
164 | RESET_TYPE_MAX, | |
165 | }; | |
166 | ||
167 | #endif /* EF4_ENUM_H */ |