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
