1/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ 2/* Copyright 2013-2016 Freescale Semiconductor Inc. 3 * Copyright 2019 NXP 4 */ 5#ifndef __FSL_DPMAC_H 6#define __FSL_DPMAC_H 7 8/* Data Path MAC API 9 * Contains initialization APIs and runtime control APIs for DPMAC 10 */ 11 12struct fsl_mc_io; 13 14int dpmac_open(struct fsl_mc_io *mc_io, 15 u32 cmd_flags, 16 int dpmac_id, 17 u16 *token); 18 19int dpmac_close(struct fsl_mc_io *mc_io, 20 u32 cmd_flags, 21 u16 token); 22 23/** 24 * enum dpmac_link_type - DPMAC link type 25 * @DPMAC_LINK_TYPE_NONE: No link 26 * @DPMAC_LINK_TYPE_FIXED: Link is fixed type 27 * @DPMAC_LINK_TYPE_PHY: Link by PHY ID 28 * @DPMAC_LINK_TYPE_BACKPLANE: Backplane link type 29 */ 30enum dpmac_link_type { 31 DPMAC_LINK_TYPE_NONE, 32 DPMAC_LINK_TYPE_FIXED, 33 DPMAC_LINK_TYPE_PHY, 34 DPMAC_LINK_TYPE_BACKPLANE 35}; 36 37/** 38 * enum dpmac_eth_if - DPMAC Ethrnet interface 39 * @DPMAC_ETH_IF_MII: MII interface 40 * @DPMAC_ETH_IF_RMII: RMII interface 41 * @DPMAC_ETH_IF_SMII: SMII interface 42 * @DPMAC_ETH_IF_GMII: GMII interface 43 * @DPMAC_ETH_IF_RGMII: RGMII interface 44 * @DPMAC_ETH_IF_SGMII: SGMII interface 45 * @DPMAC_ETH_IF_QSGMII: QSGMII interface 46 * @DPMAC_ETH_IF_XAUI: XAUI interface 47 * @DPMAC_ETH_IF_XFI: XFI interface 48 * @DPMAC_ETH_IF_CAUI: CAUI interface 49 * @DPMAC_ETH_IF_1000BASEX: 1000BASEX interface 50 * @DPMAC_ETH_IF_USXGMII: USXGMII interface 51 */ 52enum dpmac_eth_if { 53 DPMAC_ETH_IF_MII, 54 DPMAC_ETH_IF_RMII, 55 DPMAC_ETH_IF_SMII, 56 DPMAC_ETH_IF_GMII, 57 DPMAC_ETH_IF_RGMII, 58 DPMAC_ETH_IF_SGMII, 59 DPMAC_ETH_IF_QSGMII, 60 DPMAC_ETH_IF_XAUI, 61 DPMAC_ETH_IF_XFI, 62 DPMAC_ETH_IF_CAUI, 63 DPMAC_ETH_IF_1000BASEX, 64 DPMAC_ETH_IF_USXGMII, 65}; 66 67/** 68 * struct dpmac_attr - Structure representing DPMAC attributes 69 * @id: DPMAC object ID 70 * @max_rate: Maximum supported rate - in Mbps 71 * @eth_if: Ethernet interface 72 * @link_type: link type 73 */ 74struct dpmac_attr { 75 u16 id; 76 u32 max_rate; 77 enum dpmac_eth_if eth_if; 78 enum dpmac_link_type link_type; 79}; 80 81int dpmac_get_attributes(struct fsl_mc_io *mc_io, 82 u32 cmd_flags, 83 u16 token, 84 struct dpmac_attr *attr); 85 86/* DPMAC link configuration/state options */ 87 88#define DPMAC_LINK_OPT_AUTONEG BIT_ULL(0) 89#define DPMAC_LINK_OPT_HALF_DUPLEX BIT_ULL(1) 90#define DPMAC_LINK_OPT_PAUSE BIT_ULL(2) 91#define DPMAC_LINK_OPT_ASYM_PAUSE BIT_ULL(3) 92 93/* Advertised link speeds */ 94#define DPMAC_ADVERTISED_10BASET_FULL BIT_ULL(0) 95#define DPMAC_ADVERTISED_100BASET_FULL BIT_ULL(1) 96#define DPMAC_ADVERTISED_1000BASET_FULL BIT_ULL(2) 97#define DPMAC_ADVERTISED_10000BASET_FULL BIT_ULL(4) 98#define DPMAC_ADVERTISED_2500BASEX_FULL BIT_ULL(5) 99 100/* Advertise auto-negotiation enable */ 101#define DPMAC_ADVERTISED_AUTONEG BIT_ULL(3) 102 103/** 104 * struct dpmac_link_state - DPMAC link configuration request 105 * @rate: Rate in Mbps 106 * @options: Enable/Disable DPMAC link cfg features (bitmap) 107 * @up: Link state 108 * @state_valid: Ignore/Update the state of the link 109 * @supported: Speeds capability of the phy (bitmap) 110 * @advertising: Speeds that are advertised for autoneg (bitmap) 111 */ 112struct dpmac_link_state { 113 u32 rate; 114 u64 options; 115 int up; 116 int state_valid; 117 u64 supported; 118 u64 advertising; 119}; 120 121int dpmac_set_link_state(struct fsl_mc_io *mc_io, 122 u32 cmd_flags, 123 u16 token, 124 struct dpmac_link_state *link_state); 125 126/** 127 * enum dpmac_counter_id - DPMAC counter types 128 * 129 * @DPMAC_CNT_ING_FRAME_64: counts 64-bytes frames, good or bad. 130 * @DPMAC_CNT_ING_FRAME_127: counts 65- to 127-bytes frames, good or bad. 131 * @DPMAC_CNT_ING_FRAME_255: counts 128- to 255-bytes frames, good or bad. 132 * @DPMAC_CNT_ING_FRAME_511: counts 256- to 511-bytes frames, good or bad. 133 * @DPMAC_CNT_ING_FRAME_1023: counts 512- to 1023-bytes frames, good or bad. 134 * @DPMAC_CNT_ING_FRAME_1518: counts 1024- to 1518-bytes frames, good or bad. 135 * @DPMAC_CNT_ING_FRAME_1519_MAX: counts 1519-bytes frames and larger 136 * (up to max frame length specified), 137 * good or bad. 138 * @DPMAC_CNT_ING_FRAG: counts frames which are shorter than 64 bytes received 139 * with a wrong CRC 140 * @DPMAC_CNT_ING_JABBER: counts frames longer than the maximum frame length 141 * specified, with a bad frame check sequence. 142 * @DPMAC_CNT_ING_FRAME_DISCARD: counts dropped frames due to internal errors. 143 * Occurs when a receive FIFO overflows. 144 * Includes also frames truncated as a result of 145 * the receive FIFO overflow. 146 * @DPMAC_CNT_ING_ALIGN_ERR: counts frames with an alignment error 147 * (optional used for wrong SFD). 148 * @DPMAC_CNT_EGR_UNDERSIZED: counts frames transmitted that was less than 64 149 * bytes long with a good CRC. 150 * @DPMAC_CNT_ING_OVERSIZED: counts frames longer than the maximum frame length 151 * specified, with a good frame check sequence. 152 * @DPMAC_CNT_ING_VALID_PAUSE_FRAME: counts valid pause frames (regular and PFC) 153 * @DPMAC_CNT_EGR_VALID_PAUSE_FRAME: counts valid pause frames transmitted 154 * (regular and PFC). 155 * @DPMAC_CNT_ING_BYTE: counts bytes received except preamble for all valid 156 * frames and valid pause frames. 157 * @DPMAC_CNT_ING_MCAST_FRAME: counts received multicast frames. 158 * @DPMAC_CNT_ING_BCAST_FRAME: counts received broadcast frames. 159 * @DPMAC_CNT_ING_ALL_FRAME: counts each good or bad frames received. 160 * @DPMAC_CNT_ING_UCAST_FRAME: counts received unicast frames. 161 * @DPMAC_CNT_ING_ERR_FRAME: counts frames received with an error 162 * (except for undersized/fragment frame). 163 * @DPMAC_CNT_EGR_BYTE: counts bytes transmitted except preamble for all valid 164 * frames and valid pause frames transmitted. 165 * @DPMAC_CNT_EGR_MCAST_FRAME: counts transmitted multicast frames. 166 * @DPMAC_CNT_EGR_BCAST_FRAME: counts transmitted broadcast frames. 167 * @DPMAC_CNT_EGR_UCAST_FRAME: counts transmitted unicast frames. 168 * @DPMAC_CNT_EGR_ERR_FRAME: counts frames transmitted with an error. 169 * @DPMAC_CNT_ING_GOOD_FRAME: counts frames received without error, including 170 * pause frames. 171 * @DPMAC_CNT_EGR_GOOD_FRAME: counts frames transmitted without error, including 172 * pause frames. 173 */ 174enum dpmac_counter_id { 175 DPMAC_CNT_ING_FRAME_64, 176 DPMAC_CNT_ING_FRAME_127, 177 DPMAC_CNT_ING_FRAME_255, 178 DPMAC_CNT_ING_FRAME_511, 179 DPMAC_CNT_ING_FRAME_1023, 180 DPMAC_CNT_ING_FRAME_1518, 181 DPMAC_CNT_ING_FRAME_1519_MAX, 182 DPMAC_CNT_ING_FRAG, 183 DPMAC_CNT_ING_JABBER, 184 DPMAC_CNT_ING_FRAME_DISCARD, 185 DPMAC_CNT_ING_ALIGN_ERR, 186 DPMAC_CNT_EGR_UNDERSIZED, 187 DPMAC_CNT_ING_OVERSIZED, 188 DPMAC_CNT_ING_VALID_PAUSE_FRAME, 189 DPMAC_CNT_EGR_VALID_PAUSE_FRAME, 190 DPMAC_CNT_ING_BYTE, 191 DPMAC_CNT_ING_MCAST_FRAME, 192 DPMAC_CNT_ING_BCAST_FRAME, 193 DPMAC_CNT_ING_ALL_FRAME, 194 DPMAC_CNT_ING_UCAST_FRAME, 195 DPMAC_CNT_ING_ERR_FRAME, 196 DPMAC_CNT_EGR_BYTE, 197 DPMAC_CNT_EGR_MCAST_FRAME, 198 DPMAC_CNT_EGR_BCAST_FRAME, 199 DPMAC_CNT_EGR_UCAST_FRAME, 200 DPMAC_CNT_EGR_ERR_FRAME, 201 DPMAC_CNT_ING_GOOD_FRAME, 202 DPMAC_CNT_EGR_GOOD_FRAME 203}; 204 205int dpmac_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 206 enum dpmac_counter_id id, u64 *value); 207 208#endif /* __FSL_DPMAC_H */ 209