diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_common.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_common.c | 170 |
1 files changed, 166 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 803b894472ee..606e69086cb8 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -20,7 +20,40 @@ static enum ice_status ice_set_mac_type(struct ice_hw *hw) if (hw->vendor_id != PCI_VENDOR_ID_INTEL) return ICE_ERR_DEVICE_NOT_SUPPORTED; - hw->mac_type = ICE_MAC_GENERIC; + switch (hw->device_id) { + case ICE_DEV_ID_E810C_BACKPLANE: + case ICE_DEV_ID_E810C_QSFP: + case ICE_DEV_ID_E810C_SFP: + case ICE_DEV_ID_E810_XXV_SFP: + hw->mac_type = ICE_MAC_E810; + break; + case ICE_DEV_ID_E823C_10G_BASE_T: + case ICE_DEV_ID_E823C_BACKPLANE: + case ICE_DEV_ID_E823C_QSFP: + case ICE_DEV_ID_E823C_SFP: + case ICE_DEV_ID_E823C_SGMII: + case ICE_DEV_ID_E822C_10G_BASE_T: + case ICE_DEV_ID_E822C_BACKPLANE: + case ICE_DEV_ID_E822C_QSFP: + case ICE_DEV_ID_E822C_SFP: + case ICE_DEV_ID_E822C_SGMII: + case ICE_DEV_ID_E822L_10G_BASE_T: + case ICE_DEV_ID_E822L_BACKPLANE: + case ICE_DEV_ID_E822L_SFP: + case ICE_DEV_ID_E822L_SGMII: + case ICE_DEV_ID_E823L_10G_BASE_T: + case ICE_DEV_ID_E823L_1GBE: + case ICE_DEV_ID_E823L_BACKPLANE: + case ICE_DEV_ID_E823L_QSFP: + case ICE_DEV_ID_E823L_SFP: + hw->mac_type = ICE_MAC_GENERIC; + break; + default: + hw->mac_type = ICE_MAC_UNKNOWN; + break; + } + + ice_debug(hw, ICE_DBG_INIT, "mac_type: %d\n", hw->mac_type); return 0; } @@ -2675,7 +2708,7 @@ ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update) goto out; } - ice_copy_phy_caps_to_cfg(pcaps, &cfg); + ice_copy_phy_caps_to_cfg(pi, pcaps, &cfg); /* Configure the set PHY data */ status = ice_cfg_phy_fc(pi, &cfg, pi->fc.req_mode); @@ -2757,6 +2790,7 @@ ice_phy_caps_equals_cfg(struct ice_aqc_get_phy_caps_data *phy_caps, /** * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data + * @pi: port information structure * @caps: PHY ability structure to copy date from * @cfg: PHY configuration structure to copy data to * @@ -2764,10 +2798,11 @@ ice_phy_caps_equals_cfg(struct ice_aqc_get_phy_caps_data *phy_caps, * data structure */ void -ice_copy_phy_caps_to_cfg(struct ice_aqc_get_phy_caps_data *caps, +ice_copy_phy_caps_to_cfg(struct ice_port_info *pi, + struct ice_aqc_get_phy_caps_data *caps, struct ice_aqc_set_phy_cfg_data *cfg) { - if (!caps || !cfg) + if (!pi || !caps || !cfg) return; memset(cfg, 0, sizeof(*cfg)); @@ -2778,6 +2813,19 @@ ice_copy_phy_caps_to_cfg(struct ice_aqc_get_phy_caps_data *caps, cfg->eee_cap = caps->eee_cap; cfg->eeer_value = caps->eeer_value; cfg->link_fec_opt = caps->link_fec_options; + cfg->module_compliance_enforcement = + caps->module_compliance_enforcement; + + if (ice_fw_supports_link_override(pi->hw)) { + struct ice_link_default_override_tlv tlv; + + if (ice_get_link_default_override(&tlv, pi)) + return; + + if (tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) + cfg->module_compliance_enforcement |= + ICE_LINK_OVERRIDE_STRICT_MODE; + } } /** @@ -2840,6 +2888,17 @@ ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, break; } + if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(pi->hw)) { + struct ice_link_default_override_tlv tlv; + + if (ice_get_link_default_override(&tlv, pi)) + goto out; + + if (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) && + (tlv.options & ICE_LINK_OVERRIDE_EN)) + cfg->link_fec_opt = tlv.fec_options; + } + out: kfree(pcaps); @@ -4043,3 +4102,106 @@ ice_sched_query_elem(struct ice_hw *hw, u32 node_teid, ice_debug(hw, ICE_DBG_SCHED, "query element failed\n"); return status; } + +/** + * ice_fw_supports_link_override + * @hw: pointer to the hardware structure + * + * Checks if the firmware supports link override + */ +bool ice_fw_supports_link_override(struct ice_hw *hw) +{ + /* Currently, only supported for E810 devices */ + if (hw->mac_type != ICE_MAC_E810) + return false; + + if (hw->api_maj_ver == ICE_FW_API_LINK_OVERRIDE_MAJ) { + if (hw->api_min_ver > ICE_FW_API_LINK_OVERRIDE_MIN) + return true; + if (hw->api_min_ver == ICE_FW_API_LINK_OVERRIDE_MIN && + hw->api_patch >= ICE_FW_API_LINK_OVERRIDE_PATCH) + return true; + } else if (hw->api_maj_ver > ICE_FW_API_LINK_OVERRIDE_MAJ) { + return true; + } + + return false; +} + +/** + * ice_get_link_default_override + * @ldo: pointer to the link default override struct + * @pi: pointer to the port info struct + * + * Gets the link default override for a port + */ +enum ice_status +ice_get_link_default_override(struct ice_link_default_override_tlv *ldo, + struct ice_port_info *pi) +{ + u16 i, tlv, tlv_len, tlv_start, buf, offset; + struct ice_hw *hw = pi->hw; + enum ice_status status; + + status = ice_get_pfa_module_tlv(hw, &tlv, &tlv_len, + ICE_SR_LINK_DEFAULT_OVERRIDE_PTR); + if (status) { + ice_debug(hw, ICE_DBG_INIT, + "Failed to read link override TLV.\n"); + return status; + } + + /* Each port has its own config; calculate for our port */ + tlv_start = tlv + pi->lport * ICE_SR_PFA_LINK_OVERRIDE_WORDS + + ICE_SR_PFA_LINK_OVERRIDE_OFFSET; + + /* link options first */ + status = ice_read_sr_word(hw, tlv_start, &buf); + if (status) { + ice_debug(hw, ICE_DBG_INIT, + "Failed to read override link options.\n"); + return status; + } + ldo->options = buf & ICE_LINK_OVERRIDE_OPT_M; + ldo->phy_config = (buf & ICE_LINK_OVERRIDE_PHY_CFG_M) >> + ICE_LINK_OVERRIDE_PHY_CFG_S; + + /* link PHY config */ + offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_FEC_OFFSET; + status = ice_read_sr_word(hw, offset, &buf); + if (status) { + ice_debug(hw, ICE_DBG_INIT, + "Failed to read override phy config.\n"); + return status; + } + ldo->fec_options = buf & ICE_LINK_OVERRIDE_FEC_OPT_M; + + /* PHY types low */ + offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET; + for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) { + status = ice_read_sr_word(hw, (offset + i), &buf); + if (status) { + ice_debug(hw, ICE_DBG_INIT, + "Failed to read override link options.\n"); + return status; + } + /* shift 16 bits at a time to fill 64 bits */ + ldo->phy_type_low |= ((u64)buf << (i * 16)); + } + + /* PHY types high */ + offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET + + ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; + for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) { + status = ice_read_sr_word(hw, (offset + i), &buf); + if (status) { + ice_debug(hw, ICE_DBG_INIT, + "Failed to read override link options.\n"); + return status; + } + /* shift 16 bits at a time to fill 64 bits */ + ldo->phy_type_high |= ((u64)buf << (i * 16)); + } + + return status; +} |