diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_dcb.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_dcb.c | 434 |
1 files changed, 305 insertions, 129 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_dcb.c b/drivers/net/ethernet/intel/ice/ice_dcb.c index adb8dab765c8..0b146a0d4205 100644 --- a/drivers/net/ethernet/intel/ice/ice_dcb.c +++ b/drivers/net/ethernet/intel/ice/ice_dcb.c @@ -18,19 +18,19 @@ * * Requests the complete LLDP MIB (entire packet). (0x0A00) */ -static enum ice_status +static int ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf, u16 buf_size, u16 *local_len, u16 *remote_len, struct ice_sq_cd *cd) { struct ice_aqc_lldp_get_mib *cmd; struct ice_aq_desc desc; - enum ice_status status; + int status; cmd = &desc.params.lldp_get_mib; if (buf_size == 0 || !buf) - return ICE_ERR_PARAM; + return -EINVAL; ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_lldp_get_mib); @@ -60,7 +60,7 @@ ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf, * Enable or Disable posting of an event on ARQ when LLDP MIB * associated with the interface changes (0x0A01) */ -static enum ice_status +static int ice_aq_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_update, struct ice_sq_cd *cd) { @@ -88,7 +88,7 @@ ice_aq_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_update, * * Stop or Shutdown the embedded LLDP Agent (0x0A05) */ -enum ice_status +int ice_aq_stop_lldp(struct ice_hw *hw, bool shutdown_lldp_agent, bool persist, struct ice_sq_cd *cd) { @@ -116,8 +116,7 @@ ice_aq_stop_lldp(struct ice_hw *hw, bool shutdown_lldp_agent, bool persist, * * Start the embedded LLDP Agent on all ports. (0x0A06) */ -enum ice_status -ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd) +int ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd) { struct ice_aqc_lldp_start *cmd; struct ice_aq_desc desc; @@ -135,39 +134,6 @@ ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd) } /** - * ice_aq_set_lldp_mib - Set the LLDP MIB - * @hw: pointer to the HW struct - * @mib_type: Local, Remote or both Local and Remote MIBs - * @buf: pointer to the caller-supplied buffer to store the MIB block - * @buf_size: size of the buffer (in bytes) - * @cd: pointer to command details structure or NULL - * - * Set the LLDP MIB. (0x0A08) - */ -static enum ice_status -ice_aq_set_lldp_mib(struct ice_hw *hw, u8 mib_type, void *buf, u16 buf_size, - struct ice_sq_cd *cd) -{ - struct ice_aqc_lldp_set_local_mib *cmd; - struct ice_aq_desc desc; - - cmd = &desc.params.lldp_set_mib; - - if (buf_size == 0 || !buf) - return ICE_ERR_PARAM; - - ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_lldp_set_local_mib); - - desc.flags |= cpu_to_le16((u16)ICE_AQ_FLAG_RD); - desc.datalen = cpu_to_le16(buf_size); - - cmd->type = mib_type; - cmd->length = cpu_to_le16(buf_size); - - return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd); -} - -/** * ice_get_dcbx_status * @hw: pointer to the HW struct * @@ -630,18 +596,17 @@ ice_parse_org_tlv(struct ice_lldp_org_tlv *tlv, struct ice_dcbx_cfg *dcbcfg) * * Parse DCB configuration from the LLDPDU */ -static enum ice_status -ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg) +static int ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg) { struct ice_lldp_org_tlv *tlv; - enum ice_status ret = 0; u16 offset = 0; + int ret = 0; u16 typelen; u16 type; u16 len; if (!lldpmib || !dcbcfg) - return ICE_ERR_PARAM; + return -EINVAL; /* set to the start of LLDPDU */ lldpmib += ETH_HLEN; @@ -681,17 +646,17 @@ ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg) * * Query DCB configuration from the firmware */ -enum ice_status +int ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype, struct ice_dcbx_cfg *dcbcfg) { - enum ice_status ret; u8 *lldpmib; + int ret; /* Allocate the LLDPDU */ lldpmib = devm_kzalloc(ice_hw_to_dev(hw), ICE_LLDPDU_SIZE, GFP_KERNEL); if (!lldpmib) - return ICE_ERR_NO_MEMORY; + return -ENOMEM; ret = ice_aq_get_lldp_mib(hw, bridgetype, mib_type, (void *)lldpmib, ICE_LLDPDU_SIZE, NULL, NULL, NULL); @@ -716,17 +681,17 @@ ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype, * @cd: pointer to command details structure or NULL * * Start/Stop the embedded dcbx Agent. In case that this wrapper function - * returns ICE_SUCCESS, caller will need to check if FW returns back the same + * returns 0, caller will need to check if FW returns back the same * value as stated in dcbx_agent_status, and react accordingly. (0x0A09) */ -enum ice_status +int ice_aq_start_stop_dcbx(struct ice_hw *hw, bool start_dcbx_agent, bool *dcbx_agent_status, struct ice_sq_cd *cd) { struct ice_aqc_lldp_stop_start_specific_agent *cmd; - enum ice_status status; struct ice_aq_desc desc; u16 opcode; + int status; cmd = &desc.params.lldp_agent_ctrl; @@ -756,7 +721,7 @@ ice_aq_start_stop_dcbx(struct ice_hw *hw, bool start_dcbx_agent, * * Get CEE DCBX mode operational configuration from firmware (0x0A07) */ -static enum ice_status +static int ice_aq_get_cee_dcb_cfg(struct ice_hw *hw, struct ice_aqc_get_cee_dcb_cfg_resp *buff, struct ice_sq_cd *cd) @@ -769,24 +734,68 @@ ice_aq_get_cee_dcb_cfg(struct ice_hw *hw, } /** + * ice_aq_set_pfc_mode - Set PFC mode + * @hw: pointer to the HW struct + * @pfc_mode: value of PFC mode to set + * @cd: pointer to command details structure or NULL + * + * This AQ call configures the PFC mode to DSCP-based PFC mode or + * VLAN-based PFC (0x0303) + */ +int ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd) +{ + struct ice_aqc_set_query_pfc_mode *cmd; + struct ice_aq_desc desc; + int status; + + if (pfc_mode > ICE_AQC_PFC_DSCP_BASED_PFC) + return -EINVAL; + + cmd = &desc.params.set_query_pfc_mode; + + ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_pfc_mode); + + cmd->pfc_mode = pfc_mode; + + status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd); + if (status) + return status; + + /* FW will write the PFC mode set back into cmd->pfc_mode, but if DCB is + * disabled, FW will write back 0 to cmd->pfc_mode. After the AQ has + * been executed, check if cmd->pfc_mode is what was requested. If not, + * return an error. + */ + if (cmd->pfc_mode != pfc_mode) + return -EOPNOTSUPP; + + return 0; +} + +/** * ice_cee_to_dcb_cfg * @cee_cfg: pointer to CEE configuration struct - * @dcbcfg: DCB configuration struct + * @pi: port information structure * * Convert CEE configuration from firmware to DCB configuration */ static void ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, - struct ice_dcbx_cfg *dcbcfg) + struct ice_port_info *pi) { u32 status, tlv_status = le32_to_cpu(cee_cfg->tlv_status); - u32 ice_aqc_cee_status_mask, ice_aqc_cee_status_shift; - u16 app_prio = le16_to_cpu(cee_cfg->oper_app_prio); + u32 ice_aqc_cee_status_mask, ice_aqc_cee_status_shift, j; u8 i, err, sync, oper, app_index, ice_app_sel_type; + u16 app_prio = le16_to_cpu(cee_cfg->oper_app_prio); u16 ice_aqc_cee_app_mask, ice_aqc_cee_app_shift; + struct ice_dcbx_cfg *cmp_dcbcfg, *dcbcfg; u16 ice_app_prot_id_type; - /* CEE PG data to ETS config */ + dcbcfg = &pi->qos_cfg.local_dcbx_cfg; + dcbcfg->dcbx_mode = ICE_DCBX_MODE_CEE; + dcbcfg->tlv_status = tlv_status; + + /* CEE PG data */ dcbcfg->etscfg.maxtcs = cee_cfg->oper_num_tc; /* Note that the FW creates the oper_prio_tc nibbles reversed @@ -813,10 +822,16 @@ ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, } } - /* CEE PFC data to ETS config */ + /* CEE PFC data */ dcbcfg->pfc.pfcena = cee_cfg->oper_pfc_en; dcbcfg->pfc.pfccap = ICE_MAX_TRAFFIC_CLASS; + /* CEE APP TLV data */ + if (dcbcfg->app_mode == ICE_DCBX_APPS_NON_WILLING) + cmp_dcbcfg = &pi->qos_cfg.desired_dcbx_cfg; + else + cmp_dcbcfg = &pi->qos_cfg.remote_dcbx_cfg; + app_index = 0; for (i = 0; i < 3; i++) { if (i == 0) { @@ -826,7 +841,7 @@ ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, ice_aqc_cee_app_mask = ICE_AQC_CEE_APP_FCOE_M; ice_aqc_cee_app_shift = ICE_AQC_CEE_APP_FCOE_S; ice_app_sel_type = ICE_APP_SEL_ETHTYPE; - ice_app_prot_id_type = ICE_APP_PROT_ID_FCOE; + ice_app_prot_id_type = ETH_P_FCOE; } else if (i == 1) { /* iSCSI APP */ ice_aqc_cee_status_mask = ICE_AQC_CEE_ISCSI_STATUS_M; @@ -834,7 +849,19 @@ ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, ice_aqc_cee_app_mask = ICE_AQC_CEE_APP_ISCSI_M; ice_aqc_cee_app_shift = ICE_AQC_CEE_APP_ISCSI_S; ice_app_sel_type = ICE_APP_SEL_TCPIP; - ice_app_prot_id_type = ICE_APP_PROT_ID_ISCSI; + ice_app_prot_id_type = ISCSI_LISTEN_PORT; + + for (j = 0; j < cmp_dcbcfg->numapps; j++) { + u16 prot_id = cmp_dcbcfg->app[j].prot_id; + u8 sel = cmp_dcbcfg->app[j].selector; + + if (sel == ICE_APP_SEL_TCPIP && + (prot_id == ISCSI_LISTEN_PORT || + prot_id == ICE_APP_PROT_ID_ISCSI_860)) { + ice_app_prot_id_type = prot_id; + break; + } + } } else { /* FIP APP */ ice_aqc_cee_status_mask = ICE_AQC_CEE_FIP_STATUS_M; @@ -842,7 +869,7 @@ ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, ice_aqc_cee_app_mask = ICE_AQC_CEE_APP_FIP_M; ice_aqc_cee_app_shift = ICE_AQC_CEE_APP_FIP_S; ice_app_sel_type = ICE_APP_SEL_ETHTYPE; - ice_app_prot_id_type = ICE_APP_PROT_ID_FIP; + ice_app_prot_id_type = ETH_P_FIP; } status = (tlv_status & ice_aqc_cee_status_mask) >> @@ -867,25 +894,24 @@ ice_cee_to_dcb_cfg(struct ice_aqc_get_cee_dcb_cfg_resp *cee_cfg, } /** - * ice_get_ieee_dcb_cfg + * ice_get_ieee_or_cee_dcb_cfg * @pi: port information structure * @dcbx_mode: mode of DCBX (IEEE or CEE) * * Get IEEE or CEE mode DCB configuration from the Firmware */ -static enum ice_status -ice_get_ieee_or_cee_dcb_cfg(struct ice_port_info *pi, u8 dcbx_mode) +static int ice_get_ieee_or_cee_dcb_cfg(struct ice_port_info *pi, u8 dcbx_mode) { struct ice_dcbx_cfg *dcbx_cfg = NULL; - enum ice_status ret; + int ret; if (!pi) - return ICE_ERR_PARAM; + return -EINVAL; if (dcbx_mode == ICE_DCBX_MODE_IEEE) - dcbx_cfg = &pi->local_dcbx_cfg; + dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; else if (dcbx_mode == ICE_DCBX_MODE_CEE) - dcbx_cfg = &pi->desired_dcbx_cfg; + dcbx_cfg = &pi->qos_cfg.desired_dcbx_cfg; /* Get Local DCB Config in case of ICE_DCBX_MODE_IEEE * or get CEE DCB Desired Config in case of ICE_DCBX_MODE_CEE @@ -896,7 +922,7 @@ ice_get_ieee_or_cee_dcb_cfg(struct ice_port_info *pi, u8 dcbx_mode) goto out; /* Get Remote DCB Config */ - dcbx_cfg = &pi->remote_dcbx_cfg; + dcbx_cfg = &pi->qos_cfg.remote_dcbx_cfg; ret = ice_aq_get_dcb_cfg(pi->hw, ICE_AQ_LLDP_MIB_REMOTE, ICE_AQ_LLDP_BRID_TYPE_NEAREST_BRID, dcbx_cfg); /* Don't treat ENOENT as an error for Remote MIBs */ @@ -913,26 +939,23 @@ out: * * Get DCB configuration from the Firmware */ -enum ice_status ice_get_dcb_cfg(struct ice_port_info *pi) +int ice_get_dcb_cfg(struct ice_port_info *pi) { struct ice_aqc_get_cee_dcb_cfg_resp cee_cfg; struct ice_dcbx_cfg *dcbx_cfg; - enum ice_status ret; + int ret; if (!pi) - return ICE_ERR_PARAM; + return -EINVAL; ret = ice_aq_get_cee_dcb_cfg(pi->hw, &cee_cfg, NULL); if (!ret) { /* CEE mode */ - dcbx_cfg = &pi->local_dcbx_cfg; - dcbx_cfg->dcbx_mode = ICE_DCBX_MODE_CEE; - dcbx_cfg->tlv_status = le32_to_cpu(cee_cfg.tlv_status); - ice_cee_to_dcb_cfg(&cee_cfg, dcbx_cfg); ret = ice_get_ieee_or_cee_dcb_cfg(pi, ICE_DCBX_MODE_CEE); + ice_cee_to_dcb_cfg(&cee_cfg, pi); } else if (pi->hw->adminq.sq_last_status == ICE_AQ_RC_ENOENT) { /* CEE mode not enabled try querying IEEE data */ - dcbx_cfg = &pi->local_dcbx_cfg; + dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; dcbx_cfg->dcbx_mode = ICE_DCBX_MODE_IEEE; ret = ice_get_ieee_or_cee_dcb_cfg(pi, ICE_DCBX_MODE_IEEE); } @@ -947,36 +970,36 @@ enum ice_status ice_get_dcb_cfg(struct ice_port_info *pi) * * Update DCB configuration from the Firmware */ -enum ice_status ice_init_dcb(struct ice_hw *hw, bool enable_mib_change) +int ice_init_dcb(struct ice_hw *hw, bool enable_mib_change) { - struct ice_port_info *pi = hw->port_info; - enum ice_status ret = 0; + struct ice_qos_cfg *qos_cfg = &hw->port_info->qos_cfg; + int ret = 0; if (!hw->func_caps.common_cap.dcb) - return ICE_ERR_NOT_SUPPORTED; + return -EOPNOTSUPP; - pi->is_sw_lldp = true; + qos_cfg->is_sw_lldp = true; /* Get DCBX status */ - pi->dcbx_status = ice_get_dcbx_status(hw); + qos_cfg->dcbx_status = ice_get_dcbx_status(hw); - if (pi->dcbx_status == ICE_DCBX_STATUS_DONE || - pi->dcbx_status == ICE_DCBX_STATUS_IN_PROGRESS || - pi->dcbx_status == ICE_DCBX_STATUS_NOT_STARTED) { + if (qos_cfg->dcbx_status == ICE_DCBX_STATUS_DONE || + qos_cfg->dcbx_status == ICE_DCBX_STATUS_IN_PROGRESS || + qos_cfg->dcbx_status == ICE_DCBX_STATUS_NOT_STARTED) { /* Get current DCBX configuration */ - ret = ice_get_dcb_cfg(pi); + ret = ice_get_dcb_cfg(hw->port_info); if (ret) return ret; - pi->is_sw_lldp = false; - } else if (pi->dcbx_status == ICE_DCBX_STATUS_DIS) { - return ICE_ERR_NOT_READY; + qos_cfg->is_sw_lldp = false; + } else if (qos_cfg->dcbx_status == ICE_DCBX_STATUS_DIS) { + return -EBUSY; } /* Configure the LLDP MIB change event */ if (enable_mib_change) { ret = ice_aq_cfg_lldp_mib_change(hw, true, NULL); if (ret) - pi->is_sw_lldp = true; + qos_cfg->is_sw_lldp = true; } return ret; @@ -989,23 +1012,23 @@ enum ice_status ice_init_dcb(struct ice_hw *hw, bool enable_mib_change) * * Configure (disable/enable) MIB */ -enum ice_status ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib) +int ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib) { - struct ice_port_info *pi = hw->port_info; - enum ice_status ret; + struct ice_qos_cfg *qos_cfg = &hw->port_info->qos_cfg; + int ret; if (!hw->func_caps.common_cap.dcb) - return ICE_ERR_NOT_SUPPORTED; + return -EOPNOTSUPP; /* Get DCBX status */ - pi->dcbx_status = ice_get_dcbx_status(hw); + qos_cfg->dcbx_status = ice_get_dcbx_status(hw); - if (pi->dcbx_status == ICE_DCBX_STATUS_DIS) - return ICE_ERR_NOT_READY; + if (qos_cfg->dcbx_status == ICE_DCBX_STATUS_DIS) + return -EBUSY; ret = ice_aq_cfg_lldp_mib_change(hw, ena_mib, NULL); if (!ret) - pi->is_sw_lldp = !ena_mib; + qos_cfg->is_sw_lldp = !ena_mib; return ret; } @@ -1220,7 +1243,140 @@ ice_add_ieee_app_pri_tlv(struct ice_lldp_org_tlv *tlv, } /** - * ice_add_dcb_tlv - Add all IEEE TLVs + * ice_add_dscp_up_tlv - Prepare DSCP to UP TLV + * @tlv: location to build the TLV data + * @dcbcfg: location of data to convert to TLV + */ +static void +ice_add_dscp_up_tlv(struct ice_lldp_org_tlv *tlv, struct ice_dcbx_cfg *dcbcfg) +{ + u8 *buf = tlv->tlvinfo; + u32 ouisubtype; + u16 typelen; + int i; + + typelen = ((ICE_TLV_TYPE_ORG << ICE_LLDP_TLV_TYPE_S) | + ICE_DSCP_UP_TLV_LEN); + tlv->typelen = htons(typelen); + + ouisubtype = (u32)((ICE_DSCP_OUI << ICE_LLDP_TLV_OUI_S) | + ICE_DSCP_SUBTYPE_DSCP2UP); + tlv->ouisubtype = htonl(ouisubtype); + + /* bytes 0 - 63 - IPv4 DSCP2UP LUT */ + for (i = 0; i < ICE_DSCP_NUM_VAL; i++) { + /* IPv4 mapping */ + buf[i] = dcbcfg->dscp_map[i]; + /* IPv6 mapping */ + buf[i + ICE_DSCP_IPV6_OFFSET] = dcbcfg->dscp_map[i]; + } + + /* byte 64 - IPv4 untagged traffic */ + buf[i] = 0; + + /* byte 144 - IPv6 untagged traffic */ + buf[i + ICE_DSCP_IPV6_OFFSET] = 0; +} + +#define ICE_BYTES_PER_TC 8 +/** + * ice_add_dscp_enf_tlv - Prepare DSCP Enforcement TLV + * @tlv: location to build the TLV data + */ +static void +ice_add_dscp_enf_tlv(struct ice_lldp_org_tlv *tlv) +{ + u8 *buf = tlv->tlvinfo; + u32 ouisubtype; + u16 typelen; + + typelen = ((ICE_TLV_TYPE_ORG << ICE_LLDP_TLV_TYPE_S) | + ICE_DSCP_ENF_TLV_LEN); + tlv->typelen = htons(typelen); + + ouisubtype = (u32)((ICE_DSCP_OUI << ICE_LLDP_TLV_OUI_S) | + ICE_DSCP_SUBTYPE_ENFORCE); + tlv->ouisubtype = htonl(ouisubtype); + + /* Allow all DSCP values to be valid for all TC's (IPv4 and IPv6) */ + memset(buf, 0, 2 * (ICE_MAX_TRAFFIC_CLASS * ICE_BYTES_PER_TC)); +} + +/** + * ice_add_dscp_tc_bw_tlv - Prepare DSCP BW for TC TLV + * @tlv: location to build the TLV data + * @dcbcfg: location of the data to convert to TLV + */ +static void +ice_add_dscp_tc_bw_tlv(struct ice_lldp_org_tlv *tlv, + struct ice_dcbx_cfg *dcbcfg) +{ + struct ice_dcb_ets_cfg *etscfg; + u8 *buf = tlv->tlvinfo; + u32 ouisubtype; + u8 offset = 0; + u16 typelen; + int i; + + typelen = ((ICE_TLV_TYPE_ORG << ICE_LLDP_TLV_TYPE_S) | + ICE_DSCP_TC_BW_TLV_LEN); + tlv->typelen = htons(typelen); + + ouisubtype = (u32)((ICE_DSCP_OUI << ICE_LLDP_TLV_OUI_S) | + ICE_DSCP_SUBTYPE_TCBW); + tlv->ouisubtype = htonl(ouisubtype); + + /* First Octect after subtype + * ---------------------------- + * | RSV | CBS | RSV | Max TCs | + * | 1b | 1b | 3b | 3b | + * ---------------------------- + */ + etscfg = &dcbcfg->etscfg; + buf[0] = etscfg->maxtcs & ICE_IEEE_ETS_MAXTC_M; + + /* bytes 1 - 4 reserved */ + offset = 5; + + /* TC BW table + * bytes 0 - 7 for TC 0 - 7 + * + * TSA Assignment table + * bytes 8 - 15 for TC 0 - 7 + */ + for (i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { + buf[offset] = etscfg->tcbwtable[i]; + buf[offset + ICE_MAX_TRAFFIC_CLASS] = etscfg->tsatable[i]; + offset++; + } +} + +/** + * ice_add_dscp_pfc_tlv - Prepare DSCP PFC TLV + * @tlv: Fill PFC TLV in IEEE format + * @dcbcfg: Local store which holds the PFC CFG data + */ +static void +ice_add_dscp_pfc_tlv(struct ice_lldp_org_tlv *tlv, struct ice_dcbx_cfg *dcbcfg) +{ + u8 *buf = tlv->tlvinfo; + u32 ouisubtype; + u16 typelen; + + typelen = ((ICE_TLV_TYPE_ORG << ICE_LLDP_TLV_TYPE_S) | + ICE_DSCP_PFC_TLV_LEN); + tlv->typelen = htons(typelen); + + ouisubtype = (u32)((ICE_DSCP_OUI << ICE_LLDP_TLV_OUI_S) | + ICE_DSCP_SUBTYPE_PFC); + tlv->ouisubtype = htonl(ouisubtype); + + buf[0] = dcbcfg->pfc.pfccap & 0xF; + buf[1] = dcbcfg->pfc.pfcena & 0xF; +} + +/** + * ice_add_dcb_tlv - Add all IEEE or DSCP TLVs * @tlv: Fill TLV data in IEEE format * @dcbcfg: Local store which holds the DCB Config * @tlvid: Type of IEEE TLV @@ -1231,21 +1387,41 @@ static void ice_add_dcb_tlv(struct ice_lldp_org_tlv *tlv, struct ice_dcbx_cfg *dcbcfg, u16 tlvid) { - switch (tlvid) { - case ICE_IEEE_TLV_ID_ETS_CFG: - ice_add_ieee_ets_tlv(tlv, dcbcfg); - break; - case ICE_IEEE_TLV_ID_ETS_REC: - ice_add_ieee_etsrec_tlv(tlv, dcbcfg); - break; - case ICE_IEEE_TLV_ID_PFC_CFG: - ice_add_ieee_pfc_tlv(tlv, dcbcfg); - break; - case ICE_IEEE_TLV_ID_APP_PRI: - ice_add_ieee_app_pri_tlv(tlv, dcbcfg); - break; - default: - break; + if (dcbcfg->pfc_mode == ICE_QOS_MODE_VLAN) { + switch (tlvid) { + case ICE_IEEE_TLV_ID_ETS_CFG: + ice_add_ieee_ets_tlv(tlv, dcbcfg); + break; + case ICE_IEEE_TLV_ID_ETS_REC: + ice_add_ieee_etsrec_tlv(tlv, dcbcfg); + break; + case ICE_IEEE_TLV_ID_PFC_CFG: + ice_add_ieee_pfc_tlv(tlv, dcbcfg); + break; + case ICE_IEEE_TLV_ID_APP_PRI: + ice_add_ieee_app_pri_tlv(tlv, dcbcfg); + break; + default: + break; + } + } else { + /* pfc_mode == ICE_QOS_MODE_DSCP */ + switch (tlvid) { + case ICE_TLV_ID_DSCP_UP: + ice_add_dscp_up_tlv(tlv, dcbcfg); + break; + case ICE_TLV_ID_DSCP_ENF: + ice_add_dscp_enf_tlv(tlv); + break; + case ICE_TLV_ID_DSCP_TC_BW: + ice_add_dscp_tc_bw_tlv(tlv, dcbcfg); + break; + case ICE_TLV_ID_DSCP_TO_PFC: + ice_add_dscp_pfc_tlv(tlv, dcbcfg); + break; + default: + break; + } } } @@ -1289,25 +1465,25 @@ ice_dcb_cfg_to_lldp(u8 *lldpmib, u16 *miblen, struct ice_dcbx_cfg *dcbcfg) * * Set DCB configuration to the Firmware */ -enum ice_status ice_set_dcb_cfg(struct ice_port_info *pi) +int ice_set_dcb_cfg(struct ice_port_info *pi) { u8 mib_type, *lldpmib = NULL; struct ice_dcbx_cfg *dcbcfg; - enum ice_status ret; struct ice_hw *hw; u16 miblen; + int ret; if (!pi) - return ICE_ERR_PARAM; + return -EINVAL; hw = pi->hw; /* update the HW local config */ - dcbcfg = &pi->local_dcbx_cfg; + dcbcfg = &pi->qos_cfg.local_dcbx_cfg; /* Allocate the LLDPDU */ lldpmib = devm_kzalloc(ice_hw_to_dev(hw), ICE_LLDPDU_SIZE, GFP_KERNEL); if (!lldpmib) - return ICE_ERR_NO_MEMORY; + return -ENOMEM; mib_type = SET_LOCAL_MIB_TYPE_LOCAL_MIB; if (dcbcfg->app_mode == ICE_DCBX_APPS_NON_WILLING) @@ -1331,17 +1507,17 @@ enum ice_status ice_set_dcb_cfg(struct ice_port_info *pi) * * query current port ETS configuration */ -static enum ice_status +static int ice_aq_query_port_ets(struct ice_port_info *pi, struct ice_aqc_port_ets_elem *buf, u16 buf_size, struct ice_sq_cd *cd) { struct ice_aqc_query_port_ets *cmd; struct ice_aq_desc desc; - enum ice_status status; + int status; if (!pi) - return ICE_ERR_PARAM; + return -EINVAL; cmd = &desc.params.port_ets; ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_query_port_ets); cmd->port_teid = pi->root->info.node_teid; @@ -1357,18 +1533,18 @@ ice_aq_query_port_ets(struct ice_port_info *pi, * * update the SW DB with the new TC changes */ -static enum ice_status +static int ice_update_port_tc_tree_cfg(struct ice_port_info *pi, struct ice_aqc_port_ets_elem *buf) { struct ice_sched_node *node, *tc_node; - struct ice_aqc_get_elem elem; - enum ice_status status = 0; + struct ice_aqc_txsched_elem_data elem; u32 teid1, teid2; + int status = 0; u8 i, j; if (!pi) - return ICE_ERR_PARAM; + return -EINVAL; /* suspend the missing TC nodes */ for (i = 0; i < pi->root->num_children; i++) { teid1 = le32_to_cpu(pi->root->children[i]->info.node_teid); @@ -1404,7 +1580,7 @@ ice_update_port_tc_tree_cfg(struct ice_port_info *pi, /* new TC */ status = ice_sched_query_elem(pi->hw, teid2, &elem); if (!status) - status = ice_sched_add_node(pi, 1, &elem.generic[0]); + status = ice_sched_add_node(pi, 1, &elem); if (status) break; /* update the TC number */ @@ -1425,12 +1601,12 @@ ice_update_port_tc_tree_cfg(struct ice_port_info *pi, * query current port ETS configuration and update the * SW DB with the TC changes */ -enum ice_status +int ice_query_port_ets(struct ice_port_info *pi, struct ice_aqc_port_ets_elem *buf, u16 buf_size, struct ice_sq_cd *cd) { - enum ice_status status; + int status; mutex_lock(&pi->sched_lock); status = ice_aq_query_port_ets(pi, buf, buf_size, cd); |