1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Freescale Layerscape MC I/O wrapper 4 * 5 * Copyright 2015-2016 Freescale Semiconductor, Inc. 6 * Copyright 2017 NXP 7 * Author: Prabhakar Kushwaha <prabhakar (at) freescale.com> 8 */ 9 10 #include <fsl-mc/fsl_mc_sys.h> 11 #include <fsl-mc/fsl_mc_cmd.h> 12 #include <fsl-mc/fsl_dpmac.h> 13 14 int dpmac_open(struct fsl_mc_io *mc_io, 15 uint32_t cmd_flags, 16 int dpmac_id, 17 uint16_t *token) 18 { 19 struct mc_command cmd = { 0 }; 20 int err; 21 22 /* prepare command */ 23 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_OPEN, 24 cmd_flags, 25 0); 26 DPMAC_CMD_OPEN(cmd, dpmac_id); 27 28 /* send command to mc*/ 29 err = mc_send_command(mc_io, &cmd); 30 if (err) 31 return err; 32 33 /* retrieve response parameters */ 34 *token = MC_CMD_HDR_READ_TOKEN(cmd.header); 35 36 return err; 37 } 38 39 int dpmac_close(struct fsl_mc_io *mc_io, 40 uint32_t cmd_flags, 41 uint16_t token) 42 { 43 struct mc_command cmd = { 0 }; 44 45 /* prepare command */ 46 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CLOSE, cmd_flags, 47 token); 48 49 /* send command to mc*/ 50 return mc_send_command(mc_io, &cmd); 51 } 52 53 int dpmac_create(struct fsl_mc_io *mc_io, 54 uint16_t dprc_token, 55 uint32_t cmd_flags, 56 const struct dpmac_cfg *cfg, 57 uint32_t *obj_id) 58 { 59 struct mc_command cmd = { 0 }; 60 int err; 61 62 /* prepare command */ 63 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CREATE, 64 cmd_flags, 65 dprc_token); 66 DPMAC_CMD_CREATE(cmd, cfg); 67 68 /* send command to mc*/ 69 err = mc_send_command(mc_io, &cmd); 70 if (err) 71 return err; 72 73 /* retrieve response parameters */ 74 MC_CMD_READ_OBJ_ID(cmd, *obj_id); 75 76 return 0; 77 } 78 79 int dpmac_destroy(struct fsl_mc_io *mc_io, 80 uint16_t dprc_token, 81 uint32_t cmd_flags, 82 uint32_t obj_id) 83 { 84 struct mc_command cmd = { 0 }; 85 86 /* prepare command */ 87 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_DESTROY, 88 cmd_flags, 89 dprc_token); 90 91 /* set object id to destroy */ 92 CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, obj_id); 93 94 /* send command to mc*/ 95 return mc_send_command(mc_io, &cmd); 96 } 97 98 int dpmac_get_attributes(struct fsl_mc_io *mc_io, 99 uint32_t cmd_flags, 100 uint16_t token, 101 struct dpmac_attr *attr) 102 { 103 struct mc_command cmd = { 0 }; 104 int err; 105 106 /* prepare command */ 107 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_ATTR, 108 cmd_flags, 109 token); 110 111 /* send command to mc*/ 112 err = mc_send_command(mc_io, &cmd); 113 if (err) 114 return err; 115 116 /* retrieve response parameters */ 117 DPMAC_RSP_GET_ATTRIBUTES(cmd, attr); 118 119 return 0; 120 } 121 122 int dpmac_mdio_read(struct fsl_mc_io *mc_io, 123 uint32_t cmd_flags, 124 uint16_t token, 125 struct dpmac_mdio_cfg *cfg) 126 { 127 struct mc_command cmd = { 0 }; 128 int err; 129 130 /* prepare command */ 131 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_READ, 132 cmd_flags, 133 token); 134 DPMAC_CMD_MDIO_READ(cmd, cfg); 135 136 /* send command to mc*/ 137 err = mc_send_command(mc_io, &cmd); 138 if (err) 139 return err; 140 141 /* retrieve response parameters */ 142 DPMAC_RSP_MDIO_READ(cmd, cfg->data); 143 144 return 0; 145 } 146 147 int dpmac_mdio_write(struct fsl_mc_io *mc_io, 148 uint32_t cmd_flags, 149 uint16_t token, 150 struct dpmac_mdio_cfg *cfg) 151 { 152 struct mc_command cmd = { 0 }; 153 154 /* prepare command */ 155 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_WRITE, 156 cmd_flags, 157 token); 158 DPMAC_CMD_MDIO_WRITE(cmd, cfg); 159 160 /* send command to mc*/ 161 return mc_send_command(mc_io, &cmd); 162 } 163 164 int dpmac_get_link_cfg(struct fsl_mc_io *mc_io, 165 uint32_t cmd_flags, 166 uint16_t token, 167 struct dpmac_link_cfg *cfg) 168 { 169 struct mc_command cmd = { 0 }; 170 int err = 0; 171 172 /* prepare command */ 173 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_LINK_CFG, 174 cmd_flags, 175 token); 176 177 /* send command to mc*/ 178 err = mc_send_command(mc_io, &cmd); 179 if (err) 180 return err; 181 182 DPMAC_RSP_GET_LINK_CFG(cmd, cfg); 183 184 return 0; 185 } 186 187 int dpmac_set_link_state(struct fsl_mc_io *mc_io, 188 uint32_t cmd_flags, 189 uint16_t token, 190 struct dpmac_link_state *link_state) 191 { 192 struct mc_command cmd = { 0 }; 193 194 /* prepare command */ 195 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_SET_LINK_STATE, 196 cmd_flags, 197 token); 198 DPMAC_CMD_SET_LINK_STATE(cmd, link_state); 199 200 /* send command to mc*/ 201 return mc_send_command(mc_io, &cmd); 202 } 203 204 int dpmac_get_counter(struct fsl_mc_io *mc_io, 205 uint32_t cmd_flags, 206 uint16_t token, 207 enum dpmac_counter type, 208 uint64_t *counter) 209 { 210 struct mc_command cmd = { 0 }; 211 int err = 0; 212 213 /* prepare command */ 214 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_COUNTER, 215 cmd_flags, 216 token); 217 DPMAC_CMD_GET_COUNTER(cmd, type); 218 219 /* send command to mc*/ 220 err = mc_send_command(mc_io, &cmd); 221 if (err) 222 return err; 223 224 DPMAC_RSP_GET_COUNTER(cmd, *counter); 225 226 return 0; 227 } 228 229 int dpmac_get_api_version(struct fsl_mc_io *mc_io, 230 u32 cmd_flags, 231 u16 *major_ver, 232 u16 *minor_ver) 233 { 234 struct mc_command cmd = { 0 }; 235 int err; 236 237 /* prepare command */ 238 cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_API_VERSION, 239 cmd_flags, 0); 240 241 /* send command to mc */ 242 err = mc_send_command(mc_io, &cmd); 243 if (err) 244 return err; 245 246 /* retrieve response parameters */ 247 mc_cmd_read_api_version(&cmd, major_ver, minor_ver); 248 249 return 0; 250 } 251
