X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fcxgbe%2Fcxgbe_main.c;h=5b828c237bbcf624563d678529edf45f3fa23b24;hb=055c52583a2794da8ba1e85a48cce3832372b12f;hp=1f230cd50d75c4afc3d7f653965775ba8e79e386;hpb=7595afa4d30097c1177b69257118d8ad89a539be;p=deb_dpdk.git diff --git a/drivers/net/cxgbe/cxgbe_main.c b/drivers/net/cxgbe/cxgbe_main.c index 1f230cd5..5b828c23 100644 --- a/drivers/net/cxgbe/cxgbe_main.c +++ b/drivers/net/cxgbe/cxgbe_main.c @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2016 Chelsio Communications. + * Copyright(c) 2014-2017 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -51,14 +51,12 @@ #include #include #include -#include #include #include #include #include #include #include -#include #include #include #include @@ -206,9 +204,12 @@ static inline bool is_x_1g_port(const struct link_config *lc) static inline bool is_x_10g_port(const struct link_config *lc) { - return ((lc->supported & FW_PORT_CAP_SPEED_10G) != 0 || - (lc->supported & FW_PORT_CAP_SPEED_40G) != 0 || - (lc->supported & FW_PORT_CAP_SPEED_100G) != 0); + unsigned int speeds, high_speeds; + + speeds = V_FW_PORT_CAP_SPEED(G_FW_PORT_CAP_SPEED(lc->supported)); + high_speeds = speeds & ~(FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G); + + return high_speeds != 0; } inline void init_rspq(struct adapter *adap, struct sge_rspq *q, @@ -298,7 +299,7 @@ void cfg_queues(struct rte_eth_dev *eth_dev) for (i = 0; i < ARRAY_SIZE(s->ethrxq); i++) { struct sge_eth_rxq *r = &s->ethrxq[i]; - init_rspq(adap, &r->rspq, 0, 0, 1024, 64); + init_rspq(adap, &r->rspq, 5, 32, 1024, 64); r->usembufs = 1; r->fl.size = (r->usembufs ? 1024 : 72); } @@ -363,6 +364,17 @@ static int init_rss(struct adapter *adap) return 0; } +/** + * Dump basic information about the adapter. + */ +static void print_adapter_info(struct adapter *adap) +{ + /** + * Hardware/Firmware/etc. Version/Revision IDs. + */ + t4_dump_version_info(adap); +} + static void print_port_info(struct adapter *adap) { int i; @@ -374,13 +386,17 @@ static void print_port_info(struct adapter *adap) char *bufp = buf; if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100M) - bufp += sprintf(bufp, "100/"); + bufp += sprintf(bufp, "100M/"); if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_1G) - bufp += sprintf(bufp, "1000/"); + bufp += sprintf(bufp, "1G/"); if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G) bufp += sprintf(bufp, "10G/"); + if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_25G) + bufp += sprintf(bufp, "25G/"); if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_40G) bufp += sprintf(bufp, "40G/"); + if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100G) + bufp += sprintf(bufp, "100G/"); if (bufp != buf) --bufp; sprintf(bufp, "BASE-%s", @@ -396,6 +412,36 @@ static void print_port_info(struct adapter *adap) } } +static void configure_pcie_ext_tag(struct adapter *adapter) +{ + u16 v; + int pos = t4_os_find_pci_capability(adapter, PCI_CAP_ID_EXP); + + if (!pos) + return; + + if (pos > 0) { + t4_os_pci_read_cfg2(adapter, pos + PCI_EXP_DEVCTL, &v); + v |= PCI_EXP_DEVCTL_EXT_TAG; + t4_os_pci_write_cfg2(adapter, pos + PCI_EXP_DEVCTL, v); + if (is_t6(adapter->params.chip)) { + t4_set_reg_field(adapter, A_PCIE_CFG2, + V_T6_TOTMAXTAG(M_T6_TOTMAXTAG), + V_T6_TOTMAXTAG(7)); + t4_set_reg_field(adapter, A_PCIE_CMD_CFG, + V_T6_MINTAG(M_T6_MINTAG), + V_T6_MINTAG(8)); + } else { + t4_set_reg_field(adapter, A_PCIE_CFG2, + V_TOTMAXTAG(M_TOTMAXTAG), + V_TOTMAXTAG(3)); + t4_set_reg_field(adapter, A_PCIE_CMD_CFG, + V_MINTAG(M_MINTAG), + V_MINTAG(8)); + } + } +} + /* * Tweak configuration based on system architecture, etc. Most of these have * defaults assigned to them by Firmware Configuration Files (if we're using @@ -427,6 +473,9 @@ static int adap_init0_tweaks(struct adapter *adapter) V_CREDITCNT(M_CREDITCNT) | M_CREDITCNTPACKING, V_CREDITCNT(3) | V_CREDITCNTPACKING(1)); + t4_set_reg_field(adapter, A_SGE_INGRESS_RX_THRESHOLD, + V_THRESHOLD_3(M_THRESHOLD_3), V_THRESHOLD_3(32U)); + t4_set_reg_field(adapter, A_SGE_CONTROL2, V_IDMAARBROUNDROBIN(1U), V_IDMAARBROUNDROBIN(1U)); @@ -575,7 +624,7 @@ static int adap_init0_config(struct adapter *adapter, int reset) /* * Return successfully and note that we're operating with parameters * not supplied by the driver, rather than from hard-wired - * initialization constants burried in the driver. + * initialization constants buried in the driver. */ dev_info(adapter, "Successfully configured using Firmware Configuration File \"%s\", version %#x, computed checksum %#x\n", @@ -641,18 +690,7 @@ static int adap_init0(struct adapter *adap) state = (enum dev_state)((unsigned)state & ~DEV_STATE_INIT); } - t4_get_fw_version(adap, &adap->params.fw_vers); - t4_get_tp_version(adap, &adap->params.tp_vers); - - dev_info(adap, "fw: %u.%u.%u.%u, TP: %u.%u.%u.%u\n", - G_FW_HDR_FW_VER_MAJOR(adap->params.fw_vers), - G_FW_HDR_FW_VER_MINOR(adap->params.fw_vers), - G_FW_HDR_FW_VER_MICRO(adap->params.fw_vers), - G_FW_HDR_FW_VER_BUILD(adap->params.fw_vers), - G_FW_HDR_FW_VER_MAJOR(adap->params.tp_vers), - G_FW_HDR_FW_VER_MINOR(adap->params.tp_vers), - G_FW_HDR_FW_VER_MICRO(adap->params.tp_vers), - G_FW_HDR_FW_VER_BUILD(adap->params.tp_vers)); + t4_get_version_info(adap); ret = t4_get_core_clock(adap, &adap->params.vpd); if (ret < 0) { @@ -661,26 +699,6 @@ static int adap_init0(struct adapter *adap) goto bye; } - /* - * Find out what ports are available to us. Note that we need to do - * this before calling adap_init0_no_config() since it needs nports - * and portvec ... - */ - v = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | - V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_PORTVEC); - ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1, &v, &port_vec); - if (ret < 0) { - dev_err(adap, "%s: failure in t4_queury_params; error = %d\n", - __func__, ret); - goto bye; - } - - adap->params.nports = hweight32(port_vec); - adap->params.portvec = port_vec; - - dev_debug(adap, "%s: adap->params.nports = %u\n", __func__, - adap->params.nports); - /* * If the firmware is initialized already (and we're not forcing a * master initialization), note that we're living with existing @@ -705,6 +723,22 @@ static int adap_init0(struct adapter *adap) goto bye; } + /* Find out what ports are available to us. */ + v = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | + V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_PORTVEC); + ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1, &v, &port_vec); + if (ret < 0) { + dev_err(adap, "%s: failure in t4_query_params; error = %d\n", + __func__, ret); + goto bye; + } + + adap->params.nports = hweight32(port_vec); + adap->params.portvec = port_vec; + + dev_debug(adap, "%s: adap->params.nports = %u\n", __func__, + adap->params.nports); + /* * Give the SGE code a chance to pull in anything that it needs ... * Note that this must be called after we retrieve our VPD parameters @@ -793,6 +827,7 @@ static int adap_init0(struct adapter *adap) } t4_init_sge_params(adap); t4_init_tp_params(adap); + configure_pcie_ext_tag(adap); adap->params.drv_memwin = MEMWIN_NIC; adap->flags |= FW_OK; @@ -833,10 +868,10 @@ void t4_os_portmod_changed(const struct adapter *adap, int port_id) dev_info(adap, "Port%d: %s port module inserted\n", pi->port_id, mod_str[pi->mod_type]); else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED) - dev_info(adap, "Port%d: unsupported optical port module inserted\n", + dev_info(adap, "Port%d: unsupported port module inserted\n", pi->port_id); else if (pi->mod_type == FW_PORT_MOD_TYPE_UNKNOWN) - dev_info(adap, "Port%d: unknown port module inserted, forcing TWINAX\n", + dev_info(adap, "Port%d: unknown port module inserted\n", pi->port_id); else if (pi->mod_type == FW_PORT_MOD_TYPE_ERROR) dev_info(adap, "Port%d: transceiver module error\n", @@ -978,33 +1013,126 @@ int setup_rss(struct port_info *pi) /* * Enable NAPI scheduling and interrupt generation for all Rx queues. */ -static void enable_rx(struct adapter *adap) +static void enable_rx(struct adapter *adap, struct sge_rspq *q) { - struct sge *s = &adap->sge; - struct sge_rspq *q = &s->fw_evtq; - int i, j; - /* 0-increment GTS to start the timer and enable interrupts */ t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS), V_SEINTARM(q->intr_params) | V_INGRESSQID(q->cntxt_id)); +} - for_each_port(adap, i) { - const struct port_info *pi = &adap->port[i]; - struct rte_eth_dev *eth_dev = pi->eth_dev; - - for (j = 0; j < eth_dev->data->nb_rx_queues; j++) { - q = eth_dev->data->rx_queues[j]; - - /* - * 0-increment GTS to start the timer and enable - * interrupts - */ - t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS), - V_SEINTARM(q->intr_params) | - V_INGRESSQID(q->cntxt_id)); - } +void cxgbe_enable_rx_queues(struct port_info *pi) +{ + struct adapter *adap = pi->adapter; + struct sge *s = &adap->sge; + unsigned int i; + + for (i = 0; i < pi->n_rx_qsets; i++) + enable_rx(adap, &s->ethrxq[pi->first_qset + i].rspq); +} + +/** + * fw_caps_to_speed_caps - translate Firmware Port Caps to Speed Caps. + * @port_type: Firmware Port Type + * @fw_caps: Firmware Port Capabilities + * @speed_caps: Device Info Speed Capabilities + * + * Translate a Firmware Port Capabilities specification to Device Info + * Speed Capabilities. + */ +static void fw_caps_to_speed_caps(enum fw_port_type port_type, + unsigned int fw_caps, + u32 *speed_caps) +{ +#define SET_SPEED(__speed_name) \ + do { \ + *speed_caps |= ETH_LINK_ ## __speed_name; \ + } while (0) + +#define FW_CAPS_TO_SPEED(__fw_name) \ + do { \ + if (fw_caps & FW_PORT_CAP_ ## __fw_name) \ + SET_SPEED(__fw_name); \ + } while (0) + + switch (port_type) { + case FW_PORT_TYPE_BT_SGMII: + case FW_PORT_TYPE_BT_XFI: + case FW_PORT_TYPE_BT_XAUI: + FW_CAPS_TO_SPEED(SPEED_100M); + FW_CAPS_TO_SPEED(SPEED_1G); + FW_CAPS_TO_SPEED(SPEED_10G); + break; + + case FW_PORT_TYPE_KX4: + case FW_PORT_TYPE_KX: + case FW_PORT_TYPE_FIBER_XFI: + case FW_PORT_TYPE_FIBER_XAUI: + case FW_PORT_TYPE_SFP: + case FW_PORT_TYPE_QSFP_10G: + case FW_PORT_TYPE_QSA: + FW_CAPS_TO_SPEED(SPEED_1G); + FW_CAPS_TO_SPEED(SPEED_10G); + break; + + case FW_PORT_TYPE_KR: + SET_SPEED(SPEED_10G); + break; + + case FW_PORT_TYPE_BP_AP: + case FW_PORT_TYPE_BP4_AP: + SET_SPEED(SPEED_1G); + SET_SPEED(SPEED_10G); + break; + + case FW_PORT_TYPE_BP40_BA: + case FW_PORT_TYPE_QSFP: + SET_SPEED(SPEED_40G); + break; + + case FW_PORT_TYPE_CR_QSFP: + case FW_PORT_TYPE_SFP28: + case FW_PORT_TYPE_KR_SFP28: + FW_CAPS_TO_SPEED(SPEED_1G); + FW_CAPS_TO_SPEED(SPEED_10G); + FW_CAPS_TO_SPEED(SPEED_25G); + break; + + case FW_PORT_TYPE_CR2_QSFP: + SET_SPEED(SPEED_50G); + break; + + case FW_PORT_TYPE_KR4_100G: + case FW_PORT_TYPE_CR4_QSFP: + FW_CAPS_TO_SPEED(SPEED_25G); + FW_CAPS_TO_SPEED(SPEED_40G); + FW_CAPS_TO_SPEED(SPEED_100G); + break; + + default: + break; } + +#undef FW_CAPS_TO_SPEED +#undef SET_SPEED +} + +/** + * cxgbe_get_speed_caps - Fetch supported speed capabilities + * @pi: Underlying port's info + * @speed_caps: Device Info speed capabilities + * + * Fetch supported speed capabilities of the underlying port. + */ +void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps) +{ + *speed_caps = 0; + + fw_caps_to_speed_caps(pi->port_type, pi->link_cfg.supported, + speed_caps); + + if (!(pi->link_cfg.supported & FW_PORT_CAP_ANEG)) + *speed_caps |= ETH_LINK_SPEED_FIXED; } /** @@ -1017,7 +1145,7 @@ static void enable_rx(struct adapter *adap) */ int cxgbe_up(struct adapter *adap) { - enable_rx(adap); + enable_rx(adap, &adap->sge.fw_evtq); t4_sge_tx_monitor_start(adap); t4_intr_enable(adap); adap->flags |= FULL_INIT_DONE; @@ -1073,10 +1201,20 @@ void cxgbe_close(struct adapter *adapter) int cxgbe_probe(struct adapter *adapter) { struct port_info *pi; + int chip; int func, i; int err = 0; + u32 whoami; + + whoami = t4_read_reg(adapter, A_PL_WHOAMI); + chip = t4_get_chip_type(adapter, + CHELSIO_PCI_ID_VER(adapter->pdev->id.device_id)); + if (chip < 0) + return chip; + + func = CHELSIO_CHIP_VERSION(chip) <= CHELSIO_T5 ? + G_SOURCEPF(whoami) : G_T6_SOURCEPF(whoami); - func = G_SOURCEPF(t4_read_reg(adapter, A_PL_WHOAMI)); adapter->mbox = func; adapter->pf = func; @@ -1193,6 +1331,7 @@ allocate_mac: cfg_queues(adapter->eth_dev); + print_adapter_info(adapter); print_port_info(adapter); err = init_rss(adapter);