Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 2 | /* |
Yogesh Gaur | 1a0c4ae | 2018-05-09 10:52:17 +0530 | [diff] [blame] | 3 | * Copyright 2014-2016 Freescale Semiconductor, Inc. |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 4 | * Copyright 2017 NXP |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <asm/io.h> |
| 9 | #include <asm/types.h> |
| 10 | #include <malloc.h> |
| 11 | #include <net.h> |
| 12 | #include <hwconfig.h> |
| 13 | #include <phy.h> |
| 14 | #include <linux/compat.h> |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 15 | #include <fsl-mc/fsl_dpmac.h> |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 16 | |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 17 | #include <fsl-mc/ldpaa_wriop.h> |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 18 | #include "ldpaa_eth.h" |
| 19 | |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 20 | #ifdef CONFIG_PHYLIB |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 21 | static int init_phy(struct eth_device *dev) |
| 22 | { |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 23 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)dev->priv; |
| 24 | struct phy_device *phydev = NULL; |
| 25 | struct mii_dev *bus; |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 26 | int phy_addr, phy_num; |
| 27 | int ret = 0; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 28 | |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 29 | bus = wriop_get_mdio(priv->dpmac_id); |
| 30 | if (bus == NULL) |
| 31 | return 0; |
| 32 | |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 33 | for (phy_num = 0; phy_num < WRIOP_MAX_PHY_NUM; phy_num++) { |
| 34 | phy_addr = wriop_get_phy_address(priv->dpmac_id, phy_num); |
| 35 | if (phy_addr < 0) |
| 36 | continue; |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 37 | |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 38 | phydev = phy_connect(bus, phy_addr, dev, |
| 39 | wriop_get_enet_if(priv->dpmac_id)); |
| 40 | if (!phydev) { |
| 41 | printf("Failed to connect\n"); |
| 42 | ret = -ENODEV; |
| 43 | break; |
| 44 | } |
| 45 | wriop_set_phy_dev(priv->dpmac_id, phy_num, phydev); |
| 46 | ret = phy_config(phydev); |
| 47 | if (ret) |
| 48 | break; |
| 49 | } |
Pankaj Bansal | ff076d7 | 2018-10-10 14:08:31 +0530 | [diff] [blame] | 50 | |
| 51 | if (ret) { |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 52 | for (phy_num = 0; phy_num < WRIOP_MAX_PHY_NUM; phy_num++) { |
| 53 | phydev = wriop_get_phy_dev(priv->dpmac_id, phy_num); |
| 54 | if (!phydev) |
| 55 | continue; |
| 56 | |
| 57 | free(phydev); |
| 58 | wriop_set_phy_dev(priv->dpmac_id, phy_num, NULL); |
| 59 | } |
Pankaj Bansal | ff076d7 | 2018-10-10 14:08:31 +0530 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | return ret; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 63 | } |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 64 | #endif |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 65 | |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 66 | #ifdef DEBUG |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 67 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 68 | #define DPNI_STATS_PER_PAGE 6 |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 69 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 70 | static const char *dpni_statistics[][DPNI_STATS_PER_PAGE] = { |
| 71 | { |
| 72 | "DPNI_CNT_ING_ALL_FRAMES", |
| 73 | "DPNI_CNT_ING_ALL_BYTES", |
| 74 | "DPNI_CNT_ING_MCAST_FRAMES", |
| 75 | "DPNI_CNT_ING_MCAST_BYTES", |
| 76 | "DPNI_CNT_ING_BCAST_FRAMES", |
| 77 | "DPNI_CNT_ING_BCAST_BYTES", |
| 78 | }, { |
| 79 | "DPNI_CNT_EGR_ALL_FRAMES", |
| 80 | "DPNI_CNT_EGR_ALL_BYTES", |
| 81 | "DPNI_CNT_EGR_MCAST_FRAMES", |
| 82 | "DPNI_CNT_EGR_MCAST_BYTES", |
| 83 | "DPNI_CNT_EGR_BCAST_FRAMES", |
| 84 | "DPNI_CNT_EGR_BCAST_BYTES", |
| 85 | }, { |
| 86 | "DPNI_CNT_ING_FILTERED_FRAMES", |
| 87 | "DPNI_CNT_ING_DISCARDED_FRAMES", |
| 88 | "DPNI_CNT_ING_NOBUFFER_DISCARDS", |
| 89 | "DPNI_CNT_EGR_DISCARDED_FRAMES", |
| 90 | "DPNI_CNT_EGR_CNF_FRAMES", |
| 91 | "" |
| 92 | }, |
| 93 | }; |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 94 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 95 | static void print_dpni_stats(const char *strings[], |
| 96 | struct dpni_statistics dpni_stats) |
| 97 | { |
| 98 | uint64_t *stat; |
| 99 | int i; |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 100 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 101 | stat = (uint64_t *)&dpni_stats; |
| 102 | for (i = 0; i < DPNI_STATS_PER_PAGE; i++) { |
| 103 | if (strcmp(strings[i], "\0") == 0) |
| 104 | break; |
| 105 | printf("%s= %llu\n", strings[i], *stat); |
| 106 | stat++; |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 107 | } |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 108 | } |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 109 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 110 | static void ldpaa_eth_get_dpni_counter(void) |
| 111 | { |
| 112 | int err = 0; |
| 113 | unsigned int page = 0; |
| 114 | struct dpni_statistics dpni_stats; |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 115 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 116 | printf("DPNI counters ..\n"); |
| 117 | for (page = 0; page < 3; page++) { |
| 118 | err = dpni_get_statistics(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 119 | dflt_dpni->dpni_handle, page, |
| 120 | &dpni_stats); |
| 121 | if (err < 0) { |
| 122 | printf("dpni_get_statistics: failed:"); |
| 123 | printf("%d for page[%d]\n", err, page); |
| 124 | return; |
| 125 | } |
| 126 | print_dpni_stats(dpni_statistics[page], dpni_stats); |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 127 | } |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 128 | } |
Prabhakar Kushwaha | 314aa55 | 2015-12-24 15:33:37 +0530 | [diff] [blame] | 129 | |
| 130 | static void ldpaa_eth_get_dpmac_counter(struct eth_device *net_dev) |
| 131 | { |
| 132 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv; |
| 133 | int err = 0; |
| 134 | u64 value; |
| 135 | |
| 136 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 137 | priv->dpmac_handle, |
| 138 | DPMAC_CNT_ING_BYTE, |
| 139 | &value); |
| 140 | if (err < 0) { |
| 141 | printf("dpmac_get_counter: DPMAC_CNT_ING_BYTE failed\n"); |
| 142 | return; |
| 143 | } |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 144 | printf("\nDPMAC counters ..\n"); |
Prabhakar Kushwaha | 314aa55 | 2015-12-24 15:33:37 +0530 | [diff] [blame] | 145 | printf("DPMAC_CNT_ING_BYTE=%lld\n", value); |
| 146 | |
| 147 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 148 | priv->dpmac_handle, |
| 149 | DPMAC_CNT_ING_FRAME_DISCARD, |
| 150 | &value); |
| 151 | if (err < 0) { |
| 152 | printf("dpmac_get_counter: DPMAC_CNT_ING_FRAME_DISCARD failed\n"); |
| 153 | return; |
| 154 | } |
| 155 | printf("DPMAC_CNT_ING_FRAME_DISCARD=%lld\n", value); |
| 156 | |
| 157 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 158 | priv->dpmac_handle, |
| 159 | DPMAC_CNT_ING_ALIGN_ERR, |
| 160 | &value); |
| 161 | if (err < 0) { |
| 162 | printf("dpmac_get_counter: DPMAC_CNT_ING_ALIGN_ERR failed\n"); |
| 163 | return; |
| 164 | } |
| 165 | printf("DPMAC_CNT_ING_ALIGN_ERR =%lld\n", value); |
| 166 | |
| 167 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 168 | priv->dpmac_handle, |
| 169 | DPMAC_CNT_ING_BYTE, |
| 170 | &value); |
| 171 | if (err < 0) { |
| 172 | printf("dpmac_get_counter: DPMAC_CNT_ING_BYTE failed\n"); |
| 173 | return; |
| 174 | } |
| 175 | printf("DPMAC_CNT_ING_BYTE=%lld\n", value); |
| 176 | |
| 177 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 178 | priv->dpmac_handle, |
| 179 | DPMAC_CNT_ING_ERR_FRAME, |
| 180 | &value); |
| 181 | if (err < 0) { |
| 182 | printf("dpmac_get_counter: DPMAC_CNT_ING_ERR_FRAME failed\n"); |
| 183 | return; |
| 184 | } |
| 185 | printf("DPMAC_CNT_ING_ERR_FRAME=%lld\n", value); |
| 186 | |
| 187 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 188 | priv->dpmac_handle, |
| 189 | DPMAC_CNT_EGR_BYTE , |
| 190 | &value); |
| 191 | if (err < 0) { |
| 192 | printf("dpmac_get_counter: DPMAC_CNT_EGR_BYTE failed\n"); |
| 193 | return; |
| 194 | } |
| 195 | printf("DPMAC_CNT_EGR_BYTE =%lld\n", value); |
| 196 | |
| 197 | err = dpmac_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 198 | priv->dpmac_handle, |
| 199 | DPMAC_CNT_EGR_ERR_FRAME , |
| 200 | &value); |
| 201 | if (err < 0) { |
| 202 | printf("dpmac_get_counter: DPMAC_CNT_EGR_ERR_FRAME failed\n"); |
| 203 | return; |
| 204 | } |
| 205 | printf("DPMAC_CNT_EGR_ERR_FRAME =%lld\n", value); |
| 206 | } |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 207 | #endif |
| 208 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 209 | static void ldpaa_eth_rx(struct ldpaa_eth_priv *priv, |
| 210 | const struct dpaa_fd *fd) |
| 211 | { |
| 212 | u64 fd_addr; |
| 213 | uint16_t fd_offset; |
| 214 | uint32_t fd_length; |
| 215 | struct ldpaa_fas *fas; |
| 216 | uint32_t status, err; |
Prabhakar Kushwaha | c7d10d8 | 2015-07-02 11:29:08 +0530 | [diff] [blame] | 217 | u32 timeo = (CONFIG_SYS_HZ * 2) / 1000; |
| 218 | u32 time_start; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 219 | struct qbman_release_desc releasedesc; |
| 220 | struct qbman_swp *swp = dflt_dpio->sw_portal; |
| 221 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 222 | fd_addr = ldpaa_fd_get_addr(fd); |
| 223 | fd_offset = ldpaa_fd_get_offset(fd); |
| 224 | fd_length = ldpaa_fd_get_len(fd); |
| 225 | |
| 226 | debug("Rx frame:data addr=0x%p size=0x%x\n", (u64 *)fd_addr, fd_length); |
| 227 | |
| 228 | if (fd->simple.frc & LDPAA_FD_FRC_FASV) { |
| 229 | /* Read the frame annotation status word and check for errors */ |
| 230 | fas = (struct ldpaa_fas *) |
| 231 | ((uint8_t *)(fd_addr) + |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 232 | dflt_dpni->buf_layout.private_data_size); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 233 | status = le32_to_cpu(fas->status); |
| 234 | if (status & LDPAA_ETH_RX_ERR_MASK) { |
| 235 | printf("Rx frame error(s): 0x%08x\n", |
| 236 | status & LDPAA_ETH_RX_ERR_MASK); |
| 237 | goto error; |
| 238 | } else if (status & LDPAA_ETH_RX_UNSUPP_MASK) { |
| 239 | printf("Unsupported feature in bitmask: 0x%08x\n", |
| 240 | status & LDPAA_ETH_RX_UNSUPP_MASK); |
| 241 | goto error; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | debug("Rx frame: To Upper layer\n"); |
| 246 | net_process_received_packet((uint8_t *)(fd_addr) + fd_offset, |
| 247 | fd_length); |
| 248 | |
| 249 | error: |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 250 | flush_dcache_range(fd_addr, fd_addr + LDPAA_ETH_RX_BUFFER_SIZE); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 251 | qbman_release_desc_clear(&releasedesc); |
| 252 | qbman_release_desc_set_bpid(&releasedesc, dflt_dpbp->dpbp_attr.bpid); |
Prabhakar Kushwaha | c7d10d8 | 2015-07-02 11:29:08 +0530 | [diff] [blame] | 253 | time_start = get_timer(0); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 254 | do { |
| 255 | /* Release buffer into the QBMAN */ |
| 256 | err = qbman_swp_release(swp, &releasedesc, &fd_addr, 1); |
Prabhakar Kushwaha | c7d10d8 | 2015-07-02 11:29:08 +0530 | [diff] [blame] | 257 | } while (get_timer(time_start) < timeo && err == -EBUSY); |
| 258 | |
| 259 | if (err == -EBUSY) |
| 260 | printf("Rx frame: QBMAN buffer release fails\n"); |
| 261 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 262 | return; |
| 263 | } |
| 264 | |
| 265 | static int ldpaa_eth_pull_dequeue_rx(struct eth_device *dev) |
| 266 | { |
| 267 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)dev->priv; |
| 268 | const struct ldpaa_dq *dq; |
| 269 | const struct dpaa_fd *fd; |
Prabhakar Kushwaha | be0c955 | 2015-07-02 11:29:06 +0530 | [diff] [blame] | 270 | int i = 5, err = 0, status; |
| 271 | u32 timeo = (CONFIG_SYS_HZ * 2) / 1000; |
| 272 | u32 time_start; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 273 | static struct qbman_pull_desc pulldesc; |
| 274 | struct qbman_swp *swp = dflt_dpio->sw_portal; |
| 275 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 276 | while (--i) { |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 277 | qbman_pull_desc_clear(&pulldesc); |
| 278 | qbman_pull_desc_set_numframes(&pulldesc, 1); |
| 279 | qbman_pull_desc_set_fq(&pulldesc, priv->rx_dflt_fqid); |
| 280 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 281 | err = qbman_swp_pull(swp, &pulldesc); |
| 282 | if (err < 0) { |
| 283 | printf("Dequeue frames error:0x%08x\n", err); |
| 284 | continue; |
| 285 | } |
| 286 | |
Prabhakar Kushwaha | be0c955 | 2015-07-02 11:29:06 +0530 | [diff] [blame] | 287 | time_start = get_timer(0); |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 288 | |
Prabhakar Kushwaha | be0c955 | 2015-07-02 11:29:06 +0530 | [diff] [blame] | 289 | do { |
| 290 | dq = qbman_swp_dqrr_next(swp); |
| 291 | } while (get_timer(time_start) < timeo && !dq); |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 292 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 293 | if (dq) { |
| 294 | /* Check for valid frame. If not sent a consume |
| 295 | * confirmation to QBMAN otherwise give it to NADK |
| 296 | * application and then send consume confirmation to |
| 297 | * QBMAN. |
| 298 | */ |
| 299 | status = (uint8_t)ldpaa_dq_flags(dq); |
| 300 | if ((status & LDPAA_DQ_STAT_VALIDFRAME) == 0) { |
| 301 | debug("Dequeue RX frames:"); |
| 302 | debug("No frame delivered\n"); |
| 303 | |
| 304 | qbman_swp_dqrr_consume(swp, dq); |
Prabhakar Kushwaha | 37ed1a6 | 2015-07-02 11:29:07 +0530 | [diff] [blame] | 305 | continue; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | fd = ldpaa_dq_fd(dq); |
| 309 | |
| 310 | /* Obtain FD and process it */ |
| 311 | ldpaa_eth_rx(priv, fd); |
| 312 | qbman_swp_dqrr_consume(swp, dq); |
| 313 | break; |
Prabhakar Kushwaha | be0c955 | 2015-07-02 11:29:06 +0530 | [diff] [blame] | 314 | } else { |
| 315 | err = -ENODATA; |
| 316 | debug("No DQRR entries\n"); |
| 317 | break; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 318 | } |
| 319 | } |
| 320 | |
| 321 | return err; |
| 322 | } |
| 323 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 324 | static int ldpaa_eth_tx(struct eth_device *net_dev, void *buf, int len) |
| 325 | { |
| 326 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv; |
| 327 | struct dpaa_fd fd; |
| 328 | u64 buffer_start; |
| 329 | int data_offset, err; |
Prabhakar Kushwaha | 20c3010 | 2015-07-02 11:29:05 +0530 | [diff] [blame] | 330 | u32 timeo = (CONFIG_SYS_HZ * 10) / 1000; |
| 331 | u32 time_start; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 332 | struct qbman_swp *swp = dflt_dpio->sw_portal; |
| 333 | struct qbman_eq_desc ed; |
Prabhakar Kushwaha | 20c3010 | 2015-07-02 11:29:05 +0530 | [diff] [blame] | 334 | struct qbman_release_desc releasedesc; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 335 | |
| 336 | /* Setup the FD fields */ |
| 337 | memset(&fd, 0, sizeof(fd)); |
| 338 | |
| 339 | data_offset = priv->tx_data_offset; |
| 340 | |
| 341 | do { |
| 342 | err = qbman_swp_acquire(dflt_dpio->sw_portal, |
| 343 | dflt_dpbp->dpbp_attr.bpid, |
| 344 | &buffer_start, 1); |
| 345 | } while (err == -EBUSY); |
| 346 | |
Ashish Kumar | 34f080c | 2017-10-26 16:03:22 +0530 | [diff] [blame] | 347 | if (err <= 0) { |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 348 | printf("qbman_swp_acquire() failed\n"); |
| 349 | return -ENOMEM; |
| 350 | } |
| 351 | |
| 352 | debug("TX data: malloc buffer start=0x%p\n", (u64 *)buffer_start); |
| 353 | |
| 354 | memcpy(((uint8_t *)(buffer_start) + data_offset), buf, len); |
| 355 | |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 356 | flush_dcache_range(buffer_start, buffer_start + |
| 357 | LDPAA_ETH_RX_BUFFER_SIZE); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 358 | |
| 359 | ldpaa_fd_set_addr(&fd, (u64)buffer_start); |
| 360 | ldpaa_fd_set_offset(&fd, (uint16_t)(data_offset)); |
| 361 | ldpaa_fd_set_bpid(&fd, dflt_dpbp->dpbp_attr.bpid); |
| 362 | ldpaa_fd_set_len(&fd, len); |
| 363 | |
| 364 | fd.simple.ctrl = LDPAA_FD_CTRL_ASAL | LDPAA_FD_CTRL_PTA | |
| 365 | LDPAA_FD_CTRL_PTV1; |
| 366 | |
| 367 | qbman_eq_desc_clear(&ed); |
| 368 | qbman_eq_desc_set_no_orp(&ed, 0); |
| 369 | qbman_eq_desc_set_qd(&ed, priv->tx_qdid, priv->tx_flow_id, 0); |
Prabhakar Kushwaha | 20c3010 | 2015-07-02 11:29:05 +0530 | [diff] [blame] | 370 | |
| 371 | time_start = get_timer(0); |
| 372 | |
| 373 | while (get_timer(time_start) < timeo) { |
| 374 | err = qbman_swp_enqueue(swp, &ed, |
| 375 | (const struct qbman_fd *)(&fd)); |
| 376 | if (err != -EBUSY) |
| 377 | break; |
| 378 | } |
| 379 | |
| 380 | if (err < 0) { |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 381 | printf("error enqueueing Tx frame\n"); |
Prabhakar Kushwaha | 20c3010 | 2015-07-02 11:29:05 +0530 | [diff] [blame] | 382 | goto error; |
| 383 | } |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 384 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 385 | return err; |
Prabhakar Kushwaha | 20c3010 | 2015-07-02 11:29:05 +0530 | [diff] [blame] | 386 | |
| 387 | error: |
| 388 | qbman_release_desc_clear(&releasedesc); |
| 389 | qbman_release_desc_set_bpid(&releasedesc, dflt_dpbp->dpbp_attr.bpid); |
| 390 | time_start = get_timer(0); |
| 391 | do { |
| 392 | /* Release buffer into the QBMAN */ |
| 393 | err = qbman_swp_release(swp, &releasedesc, &buffer_start, 1); |
| 394 | } while (get_timer(time_start) < timeo && err == -EBUSY); |
| 395 | |
| 396 | if (err == -EBUSY) |
| 397 | printf("TX data: QBMAN buffer release fails\n"); |
| 398 | |
| 399 | return err; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 400 | } |
| 401 | |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 402 | static int ldpaa_get_dpmac_state(struct ldpaa_eth_priv *priv, |
| 403 | struct dpmac_link_state *state) |
| 404 | { |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 405 | phy_interface_t enet_if; |
Tom Rini | 13da625 | 2018-10-11 20:07:48 -0400 | [diff] [blame] | 406 | int phys_detected; |
| 407 | #ifdef CONFIG_PHYLIB |
| 408 | struct phy_device *phydev = NULL; |
| 409 | int err, phy_num; |
| 410 | #endif |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 411 | |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 412 | /* let's start off with maximum capabilities */ |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 413 | enet_if = wriop_get_enet_if(priv->dpmac_id); |
| 414 | switch (enet_if) { |
| 415 | case PHY_INTERFACE_MODE_XGMII: |
| 416 | state->rate = SPEED_10000; |
| 417 | break; |
| 418 | default: |
| 419 | state->rate = SPEED_1000; |
| 420 | break; |
| 421 | } |
| 422 | state->up = 1; |
| 423 | |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 424 | phys_detected = 0; |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 425 | #ifdef CONFIG_PHYLIB |
| 426 | state->options |= DPMAC_LINK_OPT_AUTONEG; |
| 427 | |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 428 | /* start the phy devices one by one and update the dpmac state */ |
| 429 | for (phy_num = 0; phy_num < WRIOP_MAX_PHY_NUM; phy_num++) { |
| 430 | phydev = wriop_get_phy_dev(priv->dpmac_id, phy_num); |
| 431 | if (!phydev) |
| 432 | continue; |
| 433 | |
| 434 | phys_detected++; |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 435 | err = phy_startup(phydev); |
| 436 | if (err) { |
| 437 | printf("%s: Could not initialize\n", phydev->dev->name); |
| 438 | state->up = 0; |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 439 | break; |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 440 | } |
| 441 | if (phydev->link) { |
| 442 | state->rate = min(state->rate, (uint32_t)phydev->speed); |
| 443 | if (!phydev->duplex) |
| 444 | state->options |= DPMAC_LINK_OPT_HALF_DUPLEX; |
| 445 | if (!phydev->autoneg) |
| 446 | state->options &= ~DPMAC_LINK_OPT_AUTONEG; |
| 447 | } else { |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 448 | /* break out of loop even if one phy is down */ |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 449 | state->up = 0; |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 450 | break; |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 451 | } |
| 452 | } |
| 453 | #endif |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 454 | if (!phys_detected) |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 455 | state->options &= ~DPMAC_LINK_OPT_AUTONEG; |
| 456 | |
| 457 | if (!state->up) { |
| 458 | state->rate = 0; |
| 459 | state->options = 0; |
| 460 | return -ENOLINK; |
| 461 | } |
| 462 | |
| 463 | return 0; |
| 464 | } |
| 465 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 466 | static int ldpaa_eth_open(struct eth_device *net_dev, bd_t *bd) |
| 467 | { |
| 468 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 469 | struct dpmac_link_state dpmac_link_state = { 0 }; |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 470 | #ifdef DEBUG |
| 471 | struct dpni_link_state link_state; |
| 472 | #endif |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 473 | int err = 0; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 474 | struct dpni_queue d_queue; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 475 | |
| 476 | if (net_dev->state == ETH_STATE_ACTIVE) |
| 477 | return 0; |
| 478 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 479 | if (get_mc_boot_status() != 0) { |
| 480 | printf("ERROR (MC is not booted)\n"); |
| 481 | return -ENODEV; |
| 482 | } |
| 483 | |
| 484 | if (get_dpl_apply_status() == 0) { |
| 485 | printf("ERROR (DPL is deployed. No device available)\n"); |
| 486 | return -ENODEV; |
| 487 | } |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 488 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 489 | /* DPMAC initialization */ |
| 490 | err = ldpaa_dpmac_setup(priv); |
| 491 | if (err < 0) |
| 492 | goto err_dpmac_setup; |
| 493 | |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 494 | err = ldpaa_get_dpmac_state(priv, &dpmac_link_state); |
| 495 | if (err < 0) |
Pankaj Bansal | d24b128 | 2018-10-10 14:08:29 +0530 | [diff] [blame] | 496 | goto err_dpmac_bind; |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 497 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 498 | /* DPMAC binding DPNI */ |
| 499 | err = ldpaa_dpmac_bind(priv); |
| 500 | if (err) |
Pankaj Bansal | d24b128 | 2018-10-10 14:08:29 +0530 | [diff] [blame] | 501 | goto err_dpmac_bind; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 502 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 503 | /* DPNI initialization */ |
| 504 | err = ldpaa_dpni_setup(priv); |
| 505 | if (err < 0) |
| 506 | goto err_dpni_setup; |
| 507 | |
| 508 | err = ldpaa_dpbp_setup(); |
| 509 | if (err < 0) |
| 510 | goto err_dpbp_setup; |
| 511 | |
| 512 | /* DPNI binding DPBP */ |
| 513 | err = ldpaa_dpni_bind(priv); |
| 514 | if (err) |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 515 | goto err_dpni_bind; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 516 | |
Prabhakar Kushwaha | d2c20a3 | 2015-10-07 16:29:58 +0530 | [diff] [blame] | 517 | err = dpni_add_mac_addr(dflt_mc_io, MC_CMD_NO_FLAGS, |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 518 | dflt_dpni->dpni_handle, net_dev->enetaddr); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 519 | if (err) { |
Prabhakar Kushwaha | d2c20a3 | 2015-10-07 16:29:58 +0530 | [diff] [blame] | 520 | printf("dpni_add_mac_addr() failed\n"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 521 | return err; |
| 522 | } |
| 523 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 524 | err = dpni_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 525 | if (err < 0) { |
| 526 | printf("dpni_enable() failed\n"); |
| 527 | return err; |
| 528 | } |
| 529 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 530 | err = dpmac_set_link_state(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 531 | priv->dpmac_handle, &dpmac_link_state); |
| 532 | if (err < 0) { |
| 533 | printf("dpmac_set_link_state() failed\n"); |
| 534 | return err; |
| 535 | } |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 536 | |
| 537 | #ifdef DEBUG |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 538 | printf("DPMAC link status: %d - ", dpmac_link_state.up); |
| 539 | dpmac_link_state.up == 0 ? printf("down\n") : |
| 540 | dpmac_link_state.up == 1 ? printf("up\n") : printf("error state\n"); |
| 541 | |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 542 | err = dpni_get_link_state(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 543 | dflt_dpni->dpni_handle, &link_state); |
| 544 | if (err < 0) { |
| 545 | printf("dpni_get_link_state() failed\n"); |
| 546 | return err; |
| 547 | } |
| 548 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 549 | printf("DPNI link status: %d - ", link_state.up); |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 550 | link_state.up == 0 ? printf("down\n") : |
| 551 | link_state.up == 1 ? printf("up\n") : printf("error state\n"); |
| 552 | #endif |
| 553 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 554 | memset(&d_queue, 0, sizeof(struct dpni_queue)); |
| 555 | err = dpni_get_queue(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 556 | dflt_dpni->dpni_handle, DPNI_QUEUE_RX, |
| 557 | 0, 0, &d_queue); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 558 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 559 | printf("dpni_get_queue failed\n"); |
| 560 | goto err_get_queue; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 561 | } |
| 562 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 563 | priv->rx_dflt_fqid = d_queue.fqid; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 564 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 565 | err = dpni_get_qdid(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 566 | &priv->tx_qdid); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 567 | if (err) { |
| 568 | printf("dpni_get_qdid() failed\n"); |
| 569 | goto err_qdid; |
| 570 | } |
| 571 | |
Pankaj Bansal | e031d26 | 2018-10-10 14:08:32 +0530 | [diff] [blame] | 572 | return dpmac_link_state.up; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 573 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 574 | err_qdid: |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 575 | err_get_queue: |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 576 | dpni_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
| 577 | err_dpni_bind: |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 578 | ldpaa_dpbp_free(); |
| 579 | err_dpbp_setup: |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 580 | dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 581 | err_dpni_setup: |
Pankaj Bansal | d24b128 | 2018-10-10 14:08:29 +0530 | [diff] [blame] | 582 | err_dpmac_bind: |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 583 | dpmac_close(dflt_mc_io, MC_CMD_NO_FLAGS, priv->dpmac_handle); |
| 584 | dpmac_destroy(dflt_mc_io, |
| 585 | dflt_dprc_handle, |
| 586 | MC_CMD_NO_FLAGS, priv->dpmac_id); |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 587 | err_dpmac_setup: |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 588 | return err; |
| 589 | } |
| 590 | |
| 591 | static void ldpaa_eth_stop(struct eth_device *net_dev) |
| 592 | { |
| 593 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv; |
| 594 | int err = 0; |
Tom Rini | 13da625 | 2018-10-11 20:07:48 -0400 | [diff] [blame] | 595 | #ifdef CONFIG_PHYLIB |
Pankaj Bansal | 1c2289d | 2018-10-10 14:08:30 +0530 | [diff] [blame] | 596 | struct phy_device *phydev = NULL; |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 597 | int phy_num; |
Tom Rini | 13da625 | 2018-10-11 20:07:48 -0400 | [diff] [blame] | 598 | #endif |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 599 | |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 600 | if ((net_dev->state == ETH_STATE_PASSIVE) || |
| 601 | (net_dev->state == ETH_STATE_INIT)) |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 602 | return; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 603 | |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 604 | #ifdef DEBUG |
| 605 | ldpaa_eth_get_dpni_counter(); |
Prabhakar Kushwaha | 314aa55 | 2015-12-24 15:33:37 +0530 | [diff] [blame] | 606 | ldpaa_eth_get_dpmac_counter(net_dev); |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 607 | #endif |
| 608 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 609 | err = dprc_disconnect(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 610 | dflt_dprc_handle, &dpmac_endpoint); |
| 611 | if (err < 0) |
| 612 | printf("dprc_disconnect() failed dpmac_endpoint\n"); |
| 613 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 614 | err = dpmac_close(dflt_mc_io, MC_CMD_NO_FLAGS, priv->dpmac_handle); |
| 615 | if (err < 0) |
| 616 | printf("dpmac_close() failed\n"); |
| 617 | |
| 618 | err = dpmac_destroy(dflt_mc_io, |
| 619 | dflt_dprc_handle, |
| 620 | MC_CMD_NO_FLAGS, |
| 621 | priv->dpmac_id); |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 622 | if (err < 0) |
| 623 | printf("dpmac_destroy() failed\n"); |
| 624 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 625 | /* Stop Tx and Rx traffic */ |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 626 | err = dpni_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 627 | if (err < 0) |
| 628 | printf("dpni_disable() failed\n"); |
| 629 | |
| 630 | #ifdef CONFIG_PHYLIB |
Pankaj Bansal | 50adb5e | 2018-10-10 14:08:34 +0530 | [diff] [blame] | 631 | for (phy_num = 0; phy_num < WRIOP_MAX_PHY_NUM; phy_num++) { |
| 632 | phydev = wriop_get_phy_dev(priv->dpmac_id, phy_num); |
| 633 | if (phydev) |
| 634 | phy_shutdown(phydev); |
| 635 | } |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 636 | #endif |
| 637 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 638 | /* Free DPBP handle and reset. */ |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 639 | ldpaa_dpbp_free(); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 640 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 641 | dpni_reset(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 642 | if (err < 0) |
| 643 | printf("dpni_reset() failed\n"); |
| 644 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 645 | dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 646 | if (err < 0) |
| 647 | printf("dpni_close() failed\n"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 648 | } |
| 649 | |
| 650 | static void ldpaa_dpbp_drain_cnt(int count) |
| 651 | { |
| 652 | uint64_t buf_array[7]; |
| 653 | void *addr; |
| 654 | int ret, i; |
| 655 | |
| 656 | BUG_ON(count > 7); |
| 657 | |
| 658 | do { |
| 659 | ret = qbman_swp_acquire(dflt_dpio->sw_portal, |
| 660 | dflt_dpbp->dpbp_attr.bpid, |
| 661 | buf_array, count); |
| 662 | if (ret < 0) { |
| 663 | printf("qbman_swp_acquire() failed\n"); |
| 664 | return; |
| 665 | } |
| 666 | for (i = 0; i < ret; i++) { |
| 667 | addr = (void *)buf_array[i]; |
| 668 | debug("Free: buffer addr =0x%p\n", addr); |
| 669 | free(addr); |
| 670 | } |
| 671 | } while (ret); |
| 672 | } |
| 673 | |
| 674 | static void ldpaa_dpbp_drain(void) |
| 675 | { |
| 676 | int i; |
| 677 | for (i = 0; i < LDPAA_ETH_NUM_BUFS; i += 7) |
| 678 | ldpaa_dpbp_drain_cnt(7); |
| 679 | } |
| 680 | |
| 681 | static int ldpaa_bp_add_7(uint16_t bpid) |
| 682 | { |
| 683 | uint64_t buf_array[7]; |
| 684 | u8 *addr; |
| 685 | int i; |
| 686 | struct qbman_release_desc rd; |
| 687 | |
| 688 | for (i = 0; i < 7; i++) { |
Prabhakar Kushwaha | 9a93480 | 2015-11-04 12:26:02 +0530 | [diff] [blame] | 689 | addr = memalign(LDPAA_ETH_BUF_ALIGN, LDPAA_ETH_RX_BUFFER_SIZE); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 690 | if (!addr) { |
| 691 | printf("addr allocation failed\n"); |
| 692 | goto err_alloc; |
| 693 | } |
| 694 | memset(addr, 0x00, LDPAA_ETH_RX_BUFFER_SIZE); |
Prabhakar Kushwaha | dbe0f2a | 2015-03-20 19:28:15 -0700 | [diff] [blame] | 695 | flush_dcache_range((u64)addr, |
| 696 | (u64)(addr + LDPAA_ETH_RX_BUFFER_SIZE)); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 697 | |
| 698 | buf_array[i] = (uint64_t)addr; |
| 699 | debug("Release: buffer addr =0x%p\n", addr); |
| 700 | } |
| 701 | |
| 702 | release_bufs: |
| 703 | /* In case the portal is busy, retry until successful. |
| 704 | * This function is guaranteed to succeed in a reasonable amount |
| 705 | * of time. |
| 706 | */ |
| 707 | |
| 708 | do { |
| 709 | mdelay(1); |
| 710 | qbman_release_desc_clear(&rd); |
| 711 | qbman_release_desc_set_bpid(&rd, bpid); |
| 712 | } while (qbman_swp_release(dflt_dpio->sw_portal, &rd, buf_array, i)); |
| 713 | |
| 714 | return i; |
| 715 | |
| 716 | err_alloc: |
| 717 | if (i) |
| 718 | goto release_bufs; |
| 719 | |
| 720 | return 0; |
| 721 | } |
| 722 | |
| 723 | static int ldpaa_dpbp_seed(uint16_t bpid) |
| 724 | { |
| 725 | int i; |
| 726 | int count; |
| 727 | |
| 728 | for (i = 0; i < LDPAA_ETH_NUM_BUFS; i += 7) { |
| 729 | count = ldpaa_bp_add_7(bpid); |
| 730 | if (count < 7) |
| 731 | printf("Buffer Seed= %d\n", count); |
| 732 | } |
| 733 | |
| 734 | return 0; |
| 735 | } |
| 736 | |
| 737 | static int ldpaa_dpbp_setup(void) |
| 738 | { |
| 739 | int err; |
| 740 | |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 741 | err = dpbp_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_attr.id, |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 742 | &dflt_dpbp->dpbp_handle); |
| 743 | if (err) { |
| 744 | printf("dpbp_open() failed\n"); |
| 745 | goto err_open; |
| 746 | } |
| 747 | |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 748 | err = dpbp_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 749 | if (err) { |
| 750 | printf("dpbp_enable() failed\n"); |
| 751 | goto err_enable; |
| 752 | } |
| 753 | |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 754 | err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 755 | dflt_dpbp->dpbp_handle, |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 756 | &dflt_dpbp->dpbp_attr); |
| 757 | if (err) { |
| 758 | printf("dpbp_get_attributes() failed\n"); |
| 759 | goto err_get_attr; |
| 760 | } |
| 761 | |
| 762 | err = ldpaa_dpbp_seed(dflt_dpbp->dpbp_attr.bpid); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 763 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 764 | if (err) { |
| 765 | printf("Buffer seeding failed for DPBP %d (bpid=%d)\n", |
| 766 | dflt_dpbp->dpbp_attr.id, dflt_dpbp->dpbp_attr.bpid); |
| 767 | goto err_seed; |
| 768 | } |
| 769 | |
| 770 | return 0; |
| 771 | |
| 772 | err_seed: |
| 773 | err_get_attr: |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 774 | dpbp_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 775 | err_enable: |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 776 | dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 777 | err_open: |
| 778 | return err; |
| 779 | } |
| 780 | |
| 781 | static void ldpaa_dpbp_free(void) |
| 782 | { |
| 783 | ldpaa_dpbp_drain(); |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 784 | dpbp_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
| 785 | dpbp_reset(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
| 786 | dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 787 | } |
| 788 | |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 789 | static int ldpaa_dpmac_version_check(struct fsl_mc_io *mc_io, |
| 790 | struct ldpaa_eth_priv *priv) |
| 791 | { |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 792 | int error; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 793 | uint16_t major_ver, minor_ver; |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 794 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 795 | error = dpmac_get_api_version(dflt_mc_io, 0, |
| 796 | &major_ver, |
| 797 | &minor_ver); |
| 798 | if ((major_ver < DPMAC_VER_MAJOR) || |
| 799 | (major_ver == DPMAC_VER_MAJOR && minor_ver < DPMAC_VER_MINOR)) { |
| 800 | printf("DPMAC version mismatch found %u.%u,", |
| 801 | major_ver, minor_ver); |
| 802 | printf("supported version is %u.%u\n", |
| 803 | DPMAC_VER_MAJOR, DPMAC_VER_MINOR); |
| 804 | return error; |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 805 | } |
| 806 | |
| 807 | return error; |
| 808 | } |
| 809 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 810 | static int ldpaa_dpmac_setup(struct ldpaa_eth_priv *priv) |
| 811 | { |
| 812 | int err = 0; |
| 813 | struct dpmac_cfg dpmac_cfg; |
| 814 | |
| 815 | dpmac_cfg.mac_id = priv->dpmac_id; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 816 | |
| 817 | err = dpmac_create(dflt_mc_io, |
| 818 | dflt_dprc_handle, |
| 819 | MC_CMD_NO_FLAGS, &dpmac_cfg, |
| 820 | &priv->dpmac_id); |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 821 | if (err) |
| 822 | printf("dpmac_create() failed\n"); |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 823 | |
| 824 | err = ldpaa_dpmac_version_check(dflt_mc_io, priv); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 825 | if (err < 0) { |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 826 | printf("ldpaa_dpmac_version_check() failed: %d\n", err); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 827 | goto err_version_check; |
| 828 | } |
| 829 | |
| 830 | err = dpmac_open(dflt_mc_io, |
| 831 | MC_CMD_NO_FLAGS, |
| 832 | priv->dpmac_id, |
| 833 | &priv->dpmac_handle); |
| 834 | if (err < 0) { |
| 835 | printf("dpmac_open() failed: %d\n", err); |
| 836 | goto err_open; |
| 837 | } |
Prabhakar Kushwaha | 0a4156c | 2015-12-24 15:32:37 +0530 | [diff] [blame] | 838 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 839 | return err; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 840 | |
| 841 | err_open: |
| 842 | err_version_check: |
| 843 | dpmac_destroy(dflt_mc_io, |
| 844 | dflt_dprc_handle, |
| 845 | MC_CMD_NO_FLAGS, priv->dpmac_id); |
| 846 | |
| 847 | return err; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 848 | } |
| 849 | |
| 850 | static int ldpaa_dpmac_bind(struct ldpaa_eth_priv *priv) |
| 851 | { |
| 852 | int err = 0; |
| 853 | struct dprc_connection_cfg dprc_connection_cfg = { |
| 854 | /* If both rates are zero the connection */ |
| 855 | /* will be configured in "best effort" mode. */ |
| 856 | .committed_rate = 0, |
| 857 | .max_rate = 0 |
| 858 | }; |
| 859 | |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 860 | #ifdef DEBUG |
| 861 | struct dprc_endpoint dbg_endpoint; |
| 862 | int state = 0; |
| 863 | #endif |
| 864 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 865 | memset(&dpmac_endpoint, 0, sizeof(struct dprc_endpoint)); |
Ben Whitten | 34fd6c9 | 2015-12-30 13:05:58 +0000 | [diff] [blame] | 866 | strcpy(dpmac_endpoint.type, "dpmac"); |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 867 | dpmac_endpoint.id = priv->dpmac_id; |
| 868 | |
| 869 | memset(&dpni_endpoint, 0, sizeof(struct dprc_endpoint)); |
Ben Whitten | 34fd6c9 | 2015-12-30 13:05:58 +0000 | [diff] [blame] | 870 | strcpy(dpni_endpoint.type, "dpni"); |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 871 | dpni_endpoint.id = dflt_dpni->dpni_id; |
| 872 | |
| 873 | err = dprc_connect(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 874 | dflt_dprc_handle, |
| 875 | &dpmac_endpoint, |
| 876 | &dpni_endpoint, |
| 877 | &dprc_connection_cfg); |
Prabhakar Kushwaha | b4af96f | 2015-11-04 12:26:01 +0530 | [diff] [blame] | 878 | if (err) |
| 879 | printf("dprc_connect() failed\n"); |
| 880 | |
| 881 | #ifdef DEBUG |
| 882 | err = dprc_get_connection(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 883 | dflt_dprc_handle, &dpni_endpoint, |
| 884 | &dbg_endpoint, &state); |
| 885 | printf("%s, DPMAC Type= %s\n", __func__, dbg_endpoint.type); |
| 886 | printf("%s, DPMAC ID= %d\n", __func__, dbg_endpoint.id); |
| 887 | printf("%s, DPMAC State= %d\n", __func__, state); |
| 888 | |
| 889 | memset(&dbg_endpoint, 0, sizeof(struct dprc_endpoint)); |
| 890 | err = dprc_get_connection(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 891 | dflt_dprc_handle, &dpmac_endpoint, |
| 892 | &dbg_endpoint, &state); |
| 893 | printf("%s, DPNI Type= %s\n", __func__, dbg_endpoint.type); |
| 894 | printf("%s, DPNI ID= %d\n", __func__, dbg_endpoint.id); |
| 895 | printf("%s, DPNI State= %d\n", __func__, state); |
| 896 | #endif |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 897 | return err; |
| 898 | } |
| 899 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 900 | static int ldpaa_dpni_setup(struct ldpaa_eth_priv *priv) |
| 901 | { |
| 902 | int err; |
| 903 | |
| 904 | /* and get a handle for the DPNI this interface is associate with */ |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 905 | err = dpni_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_id, |
| 906 | &dflt_dpni->dpni_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 907 | if (err) { |
| 908 | printf("dpni_open() failed\n"); |
| 909 | goto err_open; |
| 910 | } |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 911 | err = dpni_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 912 | dflt_dpni->dpni_handle, |
| 913 | &dflt_dpni->dpni_attrs); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 914 | if (err) { |
| 915 | printf("dpni_get_attributes() failed (err=%d)\n", err); |
| 916 | goto err_get_attr; |
| 917 | } |
| 918 | |
| 919 | /* Configure our buffers' layout */ |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 920 | dflt_dpni->buf_layout.options = DPNI_BUF_LAYOUT_OPT_PARSER_RESULT | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 921 | DPNI_BUF_LAYOUT_OPT_FRAME_STATUS | |
Prabhakar Kushwaha | 9a93480 | 2015-11-04 12:26:02 +0530 | [diff] [blame] | 922 | DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE | |
| 923 | DPNI_BUF_LAYOUT_OPT_DATA_ALIGN; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 924 | dflt_dpni->buf_layout.pass_parser_result = true; |
| 925 | dflt_dpni->buf_layout.pass_frame_status = true; |
| 926 | dflt_dpni->buf_layout.private_data_size = LDPAA_ETH_SWA_SIZE; |
Prabhakar Kushwaha | 9a93480 | 2015-11-04 12:26:02 +0530 | [diff] [blame] | 927 | /* HW erratum mandates data alignment in multiples of 256 */ |
| 928 | dflt_dpni->buf_layout.data_align = LDPAA_ETH_BUF_ALIGN; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 929 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 930 | /* ...rx, ... */ |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 931 | err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 932 | dflt_dpni->dpni_handle, |
| 933 | &dflt_dpni->buf_layout, DPNI_QUEUE_RX); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 934 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 935 | printf("dpni_set_buffer_layout() failed"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 936 | goto err_buf_layout; |
| 937 | } |
| 938 | |
| 939 | /* ... tx, ... */ |
Prabhakar Kushwaha | 9a93480 | 2015-11-04 12:26:02 +0530 | [diff] [blame] | 940 | /* remove Rx-only options */ |
| 941 | dflt_dpni->buf_layout.options &= ~(DPNI_BUF_LAYOUT_OPT_DATA_ALIGN | |
| 942 | DPNI_BUF_LAYOUT_OPT_PARSER_RESULT); |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 943 | err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 944 | dflt_dpni->dpni_handle, |
| 945 | &dflt_dpni->buf_layout, DPNI_QUEUE_TX); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 946 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 947 | printf("dpni_set_buffer_layout() failed"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 948 | goto err_buf_layout; |
| 949 | } |
| 950 | |
| 951 | /* ... tx-confirm. */ |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 952 | dflt_dpni->buf_layout.options &= ~DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 953 | err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 954 | dflt_dpni->dpni_handle, |
| 955 | &dflt_dpni->buf_layout, |
| 956 | DPNI_QUEUE_TX_CONFIRM); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 957 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 958 | printf("dpni_set_buffer_layout() failed"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 959 | goto err_buf_layout; |
| 960 | } |
| 961 | |
| 962 | /* Now that we've set our tx buffer layout, retrieve the minimum |
| 963 | * required tx data offset. |
| 964 | */ |
Prabhakar Kushwaha | 9564df6 | 2015-07-07 15:40:06 +0530 | [diff] [blame] | 965 | err = dpni_get_tx_data_offset(dflt_mc_io, MC_CMD_NO_FLAGS, |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 966 | dflt_dpni->dpni_handle, |
| 967 | &priv->tx_data_offset); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 968 | if (err) { |
| 969 | printf("dpni_get_tx_data_offset() failed\n"); |
| 970 | goto err_data_offset; |
| 971 | } |
| 972 | |
| 973 | /* Warn in case TX data offset is not multiple of 64 bytes. */ |
| 974 | WARN_ON(priv->tx_data_offset % 64); |
| 975 | |
| 976 | /* Accomodate SWA space. */ |
| 977 | priv->tx_data_offset += LDPAA_ETH_SWA_SIZE; |
| 978 | debug("priv->tx_data_offset=%d\n", priv->tx_data_offset); |
| 979 | |
| 980 | return 0; |
| 981 | |
| 982 | err_data_offset: |
| 983 | err_buf_layout: |
| 984 | err_get_attr: |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 985 | dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 986 | err_open: |
| 987 | return err; |
| 988 | } |
| 989 | |
| 990 | static int ldpaa_dpni_bind(struct ldpaa_eth_priv *priv) |
| 991 | { |
| 992 | struct dpni_pools_cfg pools_params; |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 993 | struct dpni_queue tx_queue; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 994 | int err = 0; |
| 995 | |
Prabhakar Kushwaha | a799232 | 2016-03-28 14:11:05 +0530 | [diff] [blame] | 996 | memset(&pools_params, 0, sizeof(pools_params)); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 997 | pools_params.num_dpbp = 1; |
| 998 | pools_params.pools[0].dpbp_id = (uint16_t)dflt_dpbp->dpbp_attr.id; |
| 999 | pools_params.pools[0].buffer_size = LDPAA_ETH_RX_BUFFER_SIZE; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 1000 | err = dpni_set_pools(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 1001 | dflt_dpni->dpni_handle, &pools_params); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1002 | if (err) { |
| 1003 | printf("dpni_set_pools() failed\n"); |
| 1004 | return err; |
| 1005 | } |
| 1006 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 1007 | memset(&tx_queue, 0, sizeof(struct dpni_queue)); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1008 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 1009 | err = dpni_set_queue(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 1010 | dflt_dpni->dpni_handle, |
| 1011 | DPNI_QUEUE_TX, 0, 0, &tx_queue); |
| 1012 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1013 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 1014 | printf("dpni_set_queue() failed\n"); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1015 | return err; |
| 1016 | } |
| 1017 | |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 1018 | err = dpni_set_tx_confirmation_mode(dflt_mc_io, MC_CMD_NO_FLAGS, |
| 1019 | dflt_dpni->dpni_handle, |
| 1020 | DPNI_CONF_DISABLE); |
Prabhakar Kushwaha | b0efba7 | 2015-12-24 15:33:13 +0530 | [diff] [blame] | 1021 | if (err) { |
Yogesh Gaur | 318c32f | 2017-11-15 11:59:31 +0530 | [diff] [blame] | 1022 | printf("dpni_set_tx_confirmation_mode() failed\n"); |
Prabhakar Kushwaha | b0efba7 | 2015-12-24 15:33:13 +0530 | [diff] [blame] | 1023 | return err; |
| 1024 | } |
| 1025 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1026 | return 0; |
| 1027 | } |
| 1028 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 1029 | static int ldpaa_eth_netdev_init(struct eth_device *net_dev, |
| 1030 | phy_interface_t enet_if) |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1031 | { |
| 1032 | int err; |
| 1033 | struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv; |
| 1034 | |
Pankaj Bansal | 8a92170 | 2018-08-02 16:31:28 +0530 | [diff] [blame] | 1035 | snprintf(net_dev->name, ETH_NAME_LEN, "DPMAC%d@%s", priv->dpmac_id, |
| 1036 | phy_interface_strings[enet_if]); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1037 | |
| 1038 | net_dev->iobase = 0; |
| 1039 | net_dev->init = ldpaa_eth_open; |
| 1040 | net_dev->halt = ldpaa_eth_stop; |
| 1041 | net_dev->send = ldpaa_eth_tx; |
| 1042 | net_dev->recv = ldpaa_eth_pull_dequeue_rx; |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1043 | |
Prabhakar Kushwaha | ef9329a | 2016-02-24 17:02:11 +0530 | [diff] [blame] | 1044 | #ifdef CONFIG_PHYLIB |
| 1045 | err = init_phy(net_dev); |
| 1046 | if (err < 0) |
| 1047 | return err; |
| 1048 | #endif |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1049 | |
| 1050 | err = eth_register(net_dev); |
| 1051 | if (err < 0) { |
| 1052 | printf("eth_register() = %d\n", err); |
| 1053 | return err; |
| 1054 | } |
| 1055 | |
| 1056 | return 0; |
| 1057 | } |
| 1058 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 1059 | int ldpaa_eth_init(int dpmac_id, phy_interface_t enet_if) |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1060 | { |
| 1061 | struct eth_device *net_dev = NULL; |
| 1062 | struct ldpaa_eth_priv *priv = NULL; |
| 1063 | int err = 0; |
| 1064 | |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1065 | /* Net device */ |
| 1066 | net_dev = (struct eth_device *)malloc(sizeof(struct eth_device)); |
| 1067 | if (!net_dev) { |
| 1068 | printf("eth_device malloc() failed\n"); |
| 1069 | return -ENOMEM; |
| 1070 | } |
| 1071 | memset(net_dev, 0, sizeof(struct eth_device)); |
| 1072 | |
| 1073 | /* alloc the ldpaa ethernet private struct */ |
| 1074 | priv = (struct ldpaa_eth_priv *)malloc(sizeof(struct ldpaa_eth_priv)); |
| 1075 | if (!priv) { |
| 1076 | printf("ldpaa_eth_priv malloc() failed\n"); |
| 1077 | return -ENOMEM; |
| 1078 | } |
| 1079 | memset(priv, 0, sizeof(struct ldpaa_eth_priv)); |
| 1080 | |
| 1081 | net_dev->priv = (void *)priv; |
| 1082 | priv->net_dev = (struct eth_device *)net_dev; |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 1083 | priv->dpmac_id = dpmac_id; |
| 1084 | debug("%s dpmac_id=%d\n", __func__, dpmac_id); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1085 | |
Prabhakar Kushwaha | 52d2e2c | 2015-11-04 12:26:00 +0530 | [diff] [blame] | 1086 | err = ldpaa_eth_netdev_init(net_dev, enet_if); |
Prabhakar Kushwaha | 5350b99 | 2015-03-19 09:20:46 -0700 | [diff] [blame] | 1087 | if (err) |
| 1088 | goto err_netdev_init; |
| 1089 | |
| 1090 | debug("ldpaa ethernet: Probed interface %s\n", net_dev->name); |
| 1091 | return 0; |
| 1092 | |
| 1093 | err_netdev_init: |
| 1094 | free(priv); |
| 1095 | net_dev->priv = NULL; |
| 1096 | free(net_dev); |
| 1097 | |
| 1098 | return err; |
| 1099 | } |