1/**************************************************************************** 2 * Driver for Solarflare network controllers and boards 3 * Copyright 2007-2013 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_DATA: data path loopback 17 * @LOOPBACK_GMAC: loopback within GMAC 18 * @LOOPBACK_XGMII: loopback after XMAC 19 * @LOOPBACK_XGXS: loopback within BPX after XGXS 20 * @LOOPBACK_XAUI: loopback within BPX before XAUI serdes 21 * @LOOPBACK_GMII: loopback within BPX after GMAC 22 * @LOOPBACK_SGMII: loopback within BPX within SGMII 23 * @LOOPBACK_XGBR: loopback within BPX within XGBR 24 * @LOOPBACK_XFI: loopback within BPX before XFI serdes 25 * @LOOPBACK_XAUI_FAR: loopback within BPX after XAUI serdes 26 * @LOOPBACK_GMII_FAR: loopback within BPX before SGMII 27 * @LOOPBACK_SGMII_FAR: loopback within BPX after SGMII 28 * @LOOPBACK_XFI_FAR: loopback after XFI serdes 29 * @LOOPBACK_GPHY: loopback within 1G PHY at unspecified level 30 * @LOOPBACK_PHYXS: loopback within 10G PHY at PHYXS level 31 * @LOOPBACK_PCS: loopback within 10G PHY at PCS level 32 * @LOOPBACK_PMAPMD: loopback within 10G PHY at PMAPMD level 33 * @LOOPBACK_XPORT: cross port loopback 34 * @LOOPBACK_XGMII_WS: wireside loopback excluding XMAC 35 * @LOOPBACK_XAUI_WS: wireside loopback within BPX within XAUI serdes 36 * @LOOPBACK_XAUI_WS_FAR: wireside loopback within BPX including XAUI serdes 37 * @LOOPBACK_XAUI_WS_NEAR: wireside loopback within BPX excluding XAUI serdes 38 * @LOOPBACK_GMII_WS: wireside loopback excluding GMAC 39 * @LOOPBACK_XFI_WS: wireside loopback excluding XFI serdes 40 * @LOOPBACK_XFI_WS_FAR: wireside loopback including XFI serdes 41 * @LOOPBACK_PHYXS_WS: wireside loopback within 10G PHY at PHYXS level 42 */ 43/* Please keep up-to-date w.r.t the following two #defines */ 44enum efx_loopback_mode { 45 LOOPBACK_NONE = 0, 46 LOOPBACK_DATA = 1, 47 LOOPBACK_GMAC = 2, 48 LOOPBACK_XGMII = 3, 49 LOOPBACK_XGXS = 4, 50 LOOPBACK_XAUI = 5, 51 LOOPBACK_GMII = 6, 52 LOOPBACK_SGMII = 7, 53 LOOPBACK_XGBR = 8, 54 LOOPBACK_XFI = 9, 55 LOOPBACK_XAUI_FAR = 10, 56 LOOPBACK_GMII_FAR = 11, 57 LOOPBACK_SGMII_FAR = 12, 58 LOOPBACK_XFI_FAR = 13, 59 LOOPBACK_GPHY = 14, 60 LOOPBACK_PHYXS = 15, 61 LOOPBACK_PCS = 16, 62 LOOPBACK_PMAPMD = 17, 63 LOOPBACK_XPORT = 18, 64 LOOPBACK_XGMII_WS = 19, 65 LOOPBACK_XAUI_WS = 20, 66 LOOPBACK_XAUI_WS_FAR = 21, 67 LOOPBACK_XAUI_WS_NEAR = 22, 68 LOOPBACK_GMII_WS = 23, 69 LOOPBACK_XFI_WS = 24, 70 LOOPBACK_XFI_WS_FAR = 25, 71 LOOPBACK_PHYXS_WS = 26, 72 LOOPBACK_MAX 73}; 74#define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD 75 76/* These loopbacks occur within the controller */ 77#define LOOPBACKS_INTERNAL ((1 << LOOPBACK_DATA) | \ 78 (1 << LOOPBACK_GMAC) | \ 79 (1 << LOOPBACK_XGMII)| \ 80 (1 << LOOPBACK_XGXS) | \ 81 (1 << LOOPBACK_XAUI) | \ 82 (1 << LOOPBACK_GMII) | \ 83 (1 << LOOPBACK_SGMII) | \ 84 (1 << LOOPBACK_SGMII) | \ 85 (1 << LOOPBACK_XGBR) | \ 86 (1 << LOOPBACK_XFI) | \ 87 (1 << LOOPBACK_XAUI_FAR) | \ 88 (1 << LOOPBACK_GMII_FAR) | \ 89 (1 << LOOPBACK_SGMII_FAR) | \ 90 (1 << LOOPBACK_XFI_FAR) | \ 91 (1 << LOOPBACK_XGMII_WS) | \ 92 (1 << LOOPBACK_XAUI_WS) | \ 93 (1 << LOOPBACK_XAUI_WS_FAR) | \ 94 (1 << LOOPBACK_XAUI_WS_NEAR) | \ 95 (1 << LOOPBACK_GMII_WS) | \ 96 (1 << LOOPBACK_XFI_WS) | \ 97 (1 << LOOPBACK_XFI_WS_FAR)) 98 99#define LOOPBACKS_WS ((1 << LOOPBACK_XGMII_WS) | \ 100 (1 << LOOPBACK_XAUI_WS) | \ 101 (1 << LOOPBACK_XAUI_WS_FAR) | \ 102 (1 << LOOPBACK_XAUI_WS_NEAR) | \ 103 (1 << LOOPBACK_GMII_WS) | \ 104 (1 << LOOPBACK_XFI_WS) | \ 105 (1 << LOOPBACK_XFI_WS_FAR) | \ 106 (1 << LOOPBACK_PHYXS_WS)) 107 108#define LOOPBACKS_EXTERNAL(_efx) \ 109 ((_efx)->loopback_modes & ~LOOPBACKS_INTERNAL & \ 110 ~(1 << LOOPBACK_NONE)) 111 112#define LOOPBACK_MASK(_efx) \ 113 (1 << (_efx)->loopback_mode) 114 115#define LOOPBACK_INTERNAL(_efx) \ 116 (!!(LOOPBACKS_INTERNAL & LOOPBACK_MASK(_efx))) 117 118#define LOOPBACK_EXTERNAL(_efx) \ 119 (!!(LOOPBACK_MASK(_efx) & LOOPBACKS_EXTERNAL(_efx))) 120 121#define LOOPBACK_CHANGED(_from, _to, _mask) \ 122 (!!((LOOPBACK_MASK(_from) ^ LOOPBACK_MASK(_to)) & (_mask))) 123 124#define LOOPBACK_OUT_OF(_from, _to, _mask) \ 125 ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask))) 126 127/*****************************************************************************/ 128 129/** 130 * enum reset_type - reset types 131 * 132 * %RESET_TYPE_INVSIBLE, %RESET_TYPE_ALL, %RESET_TYPE_WORLD and 133 * %RESET_TYPE_DISABLE specify the method/scope of the reset. The 134 * other valuesspecify reasons, which efx_schedule_reset() will choose 135 * a method for. 136 * 137 * Reset methods are numbered in order of increasing scope. 138 * 139 * @RESET_TYPE_INVISIBLE: Reset datapath and MAC (Falcon only) 140 * @RESET_TYPE_RECOVER_OR_ALL: Try to recover. Apply RESET_TYPE_ALL 141 * if unsuccessful. 142 * @RESET_TYPE_ALL: Reset datapath, MAC and PHY 143 * @RESET_TYPE_WORLD: Reset as much as possible 144 * @RESET_TYPE_RECOVER_OR_DISABLE: Try to recover. Apply RESET_TYPE_DISABLE if 145 * unsuccessful. 146 * @RESET_TYPE_DATAPATH: Reset datapath only. 147 * @RESET_TYPE_MC_BIST: MC entering BIST mode. 148 * @RESET_TYPE_DISABLE: Reset datapath, MAC and PHY; leave NIC disabled 149 * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog 150 * @RESET_TYPE_INT_ERROR: reset due to internal error 151 * @RESET_TYPE_DMA_ERROR: DMA error 152 * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors 153 * @RESET_TYPE_MC_FAILURE: MC reboot/assertion 154 * @RESET_TYPE_MCDI_TIMEOUT: MCDI timeout. 155 */ 156enum reset_type { 157 RESET_TYPE_INVISIBLE, 158 RESET_TYPE_RECOVER_OR_ALL, 159 RESET_TYPE_ALL, 160 RESET_TYPE_WORLD, 161 RESET_TYPE_RECOVER_OR_DISABLE, 162 RESET_TYPE_DATAPATH, 163 RESET_TYPE_MC_BIST, 164 RESET_TYPE_DISABLE, 165 RESET_TYPE_MAX_METHOD, 166 RESET_TYPE_TX_WATCHDOG, 167 RESET_TYPE_INT_ERROR, 168 RESET_TYPE_DMA_ERROR, 169 RESET_TYPE_TX_SKIP, 170 RESET_TYPE_MC_FAILURE, 171 /* RESET_TYPE_MCDI_TIMEOUT is actually a method, not just a reason, but 172 * it doesn't fit the scope hierarchy (not well-ordered by inclusion). 173 * We encode this by having its enum value be greater than 174 * RESET_TYPE_MAX_METHOD. 175 */ 176 RESET_TYPE_MCDI_TIMEOUT, 177 RESET_TYPE_MAX, 178}; 179 180#endif /* EFX_ENUM_H */ 181