372 lines
10 KiB
C
372 lines
10 KiB
C
/* QLogic qed NIC Driver
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* Copyright (c) 2015-2017 QLogic Corporation
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and /or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _QED_ETH_IF_H
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#define _QED_ETH_IF_H
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#include <linux/list.h>
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#include <linux/if_link.h>
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#include <linux/qed/eth_common.h>
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#include <linux/qed/qed_if.h>
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#include <linux/qed/qed_iov_if.h>
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/* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
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#define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
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#define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))
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struct qed_queue_start_common_params {
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/* Should always be relative to entity sending this. */
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u8 vport_id;
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u16 queue_id;
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/* Relative, but relevant only for PFs */
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u8 stats_id;
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struct qed_sb_info *p_sb;
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u8 sb_idx;
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u8 tc;
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};
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struct qed_rxq_start_ret_params {
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void __iomem *p_prod;
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void *p_handle;
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};
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struct qed_txq_start_ret_params {
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void __iomem *p_doorbell;
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void *p_handle;
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};
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enum qed_filter_config_mode {
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QED_FILTER_CONFIG_MODE_DISABLE,
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QED_FILTER_CONFIG_MODE_5_TUPLE,
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QED_FILTER_CONFIG_MODE_L4_PORT,
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QED_FILTER_CONFIG_MODE_IP_DEST,
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QED_FILTER_CONFIG_MODE_IP_SRC,
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};
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struct qed_ntuple_filter_params {
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/* Physically mapped address containing header of buffer to be used
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* as filter.
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*/
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dma_addr_t addr;
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/* Length of header in bytes */
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u16 length;
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/* Relative queue-id to receive classified packet */
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#define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
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u16 qid;
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/* Identifier can either be according to vport-id or vfid */
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bool b_is_vf;
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u8 vport_id;
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u8 vf_id;
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/* true iff this filter is to be added. Else to be removed */
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bool b_is_add;
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/* If flow needs to be dropped */
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bool b_is_drop;
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};
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struct qed_dev_eth_info {
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struct qed_dev_info common;
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u8 num_queues;
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u8 num_tc;
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u8 port_mac[ETH_ALEN];
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u16 num_vlan_filters;
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u16 num_mac_filters;
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/* Legacy VF - this affects the datapath, so qede has to know */
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bool is_legacy;
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/* Might depend on available resources [in case of VF] */
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bool xdp_supported;
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};
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struct qed_update_vport_rss_params {
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void *rss_ind_table[128];
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u32 rss_key[10];
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u8 rss_caps;
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};
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struct qed_update_vport_params {
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u8 vport_id;
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u8 update_vport_active_flg;
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u8 vport_active_flg;
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u8 update_tx_switching_flg;
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u8 tx_switching_flg;
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u8 update_accept_any_vlan_flg;
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u8 accept_any_vlan;
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u8 update_rss_flg;
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struct qed_update_vport_rss_params rss_params;
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};
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struct qed_start_vport_params {
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bool remove_inner_vlan;
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bool handle_ptp_pkts;
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bool gro_enable;
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bool drop_ttl0;
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u8 vport_id;
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u16 mtu;
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bool clear_stats;
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};
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enum qed_filter_rx_mode_type {
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QED_FILTER_RX_MODE_TYPE_REGULAR,
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QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
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QED_FILTER_RX_MODE_TYPE_PROMISC,
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};
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enum qed_filter_xcast_params_type {
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QED_FILTER_XCAST_TYPE_ADD,
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QED_FILTER_XCAST_TYPE_DEL,
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QED_FILTER_XCAST_TYPE_REPLACE,
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};
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struct qed_filter_ucast_params {
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enum qed_filter_xcast_params_type type;
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u8 vlan_valid;
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u16 vlan;
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u8 mac_valid;
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unsigned char mac[ETH_ALEN];
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};
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struct qed_filter_mcast_params {
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enum qed_filter_xcast_params_type type;
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u8 num;
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unsigned char mac[64][ETH_ALEN];
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};
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union qed_filter_type_params {
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enum qed_filter_rx_mode_type accept_flags;
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struct qed_filter_ucast_params ucast;
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struct qed_filter_mcast_params mcast;
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};
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enum qed_filter_type {
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QED_FILTER_TYPE_UCAST,
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QED_FILTER_TYPE_MCAST,
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QED_FILTER_TYPE_RX_MODE,
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QED_MAX_FILTER_TYPES,
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};
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struct qed_filter_params {
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enum qed_filter_type type;
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union qed_filter_type_params filter;
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};
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struct qed_tunn_params {
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u16 vxlan_port;
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u8 update_vxlan_port;
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u16 geneve_port;
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u8 update_geneve_port;
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};
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struct qed_eth_cb_ops {
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struct qed_common_cb_ops common;
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void (*force_mac) (void *dev, u8 *mac, bool forced);
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void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
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};
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#define QED_MAX_PHC_DRIFT_PPB 291666666
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enum qed_ptp_filter_type {
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QED_PTP_FILTER_NONE,
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QED_PTP_FILTER_ALL,
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QED_PTP_FILTER_V1_L4_EVENT,
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QED_PTP_FILTER_V1_L4_GEN,
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QED_PTP_FILTER_V2_L4_EVENT,
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QED_PTP_FILTER_V2_L4_GEN,
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QED_PTP_FILTER_V2_L2_EVENT,
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QED_PTP_FILTER_V2_L2_GEN,
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QED_PTP_FILTER_V2_EVENT,
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QED_PTP_FILTER_V2_GEN
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};
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enum qed_ptp_hwtstamp_tx_type {
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QED_PTP_HWTSTAMP_TX_OFF,
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QED_PTP_HWTSTAMP_TX_ON,
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};
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#ifdef CONFIG_DCB
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/* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
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* of dcbnl_rtnl_ops structure.
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*/
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struct qed_eth_dcbnl_ops {
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/* IEEE 802.1Qaz std */
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int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
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int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
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int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
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int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
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int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
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int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
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int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
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int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
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/* CEE std */
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u8 (*getstate)(struct qed_dev *cdev);
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u8 (*setstate)(struct qed_dev *cdev, u8 state);
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void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
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u8 *pgid, u8 *bw_pct, u8 *up_map);
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void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
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void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
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u8 *pgid, u8 *bw_pct, u8 *up_map);
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void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
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void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
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void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
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u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
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int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
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u8 (*getpfcstate)(struct qed_dev *cdev);
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int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
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u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
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/* DCBX configuration */
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u8 (*getdcbx)(struct qed_dev *cdev);
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void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
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u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
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void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
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u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
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void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
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void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
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u8 (*setall)(struct qed_dev *cdev);
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int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
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void (*setpfcstate)(struct qed_dev *cdev, u8 state);
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int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
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u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
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u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
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/* Peer apps */
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int (*peer_getappinfo)(struct qed_dev *cdev,
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struct dcb_peer_app_info *info,
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u16 *app_count);
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int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
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/* CEE peer */
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int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
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int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
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};
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#endif
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struct qed_eth_ptp_ops {
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int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
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enum qed_ptp_hwtstamp_tx_type);
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int (*read_rx_ts)(struct qed_dev *, u64 *);
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int (*read_tx_ts)(struct qed_dev *, u64 *);
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int (*read_cc)(struct qed_dev *, u64 *);
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int (*disable)(struct qed_dev *);
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int (*adjfreq)(struct qed_dev *, s32);
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int (*enable)(struct qed_dev *);
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};
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struct qed_eth_ops {
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const struct qed_common_ops *common;
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#ifdef CONFIG_QED_SRIOV
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const struct qed_iov_hv_ops *iov;
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#endif
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#ifdef CONFIG_DCB
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const struct qed_eth_dcbnl_ops *dcb;
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#endif
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const struct qed_eth_ptp_ops *ptp;
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int (*fill_dev_info)(struct qed_dev *cdev,
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struct qed_dev_eth_info *info);
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void (*register_ops)(struct qed_dev *cdev,
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struct qed_eth_cb_ops *ops,
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void *cookie);
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bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
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int (*vport_start)(struct qed_dev *cdev,
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struct qed_start_vport_params *params);
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int (*vport_stop)(struct qed_dev *cdev,
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u8 vport_id);
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int (*vport_update)(struct qed_dev *cdev,
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struct qed_update_vport_params *params);
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int (*q_rx_start)(struct qed_dev *cdev,
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u8 rss_num,
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struct qed_queue_start_common_params *params,
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u16 bd_max_bytes,
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dma_addr_t bd_chain_phys_addr,
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dma_addr_t cqe_pbl_addr,
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u16 cqe_pbl_size,
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struct qed_rxq_start_ret_params *ret_params);
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int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
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int (*q_tx_start)(struct qed_dev *cdev,
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u8 rss_num,
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struct qed_queue_start_common_params *params,
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dma_addr_t pbl_addr,
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u16 pbl_size,
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struct qed_txq_start_ret_params *ret_params);
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int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
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int (*filter_config)(struct qed_dev *cdev,
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struct qed_filter_params *params);
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int (*fastpath_stop)(struct qed_dev *cdev);
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int (*eth_cqe_completion)(struct qed_dev *cdev,
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u8 rss_id,
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struct eth_slow_path_rx_cqe *cqe);
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void (*get_vport_stats)(struct qed_dev *cdev,
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struct qed_eth_stats *stats);
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int (*tunn_config)(struct qed_dev *cdev,
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struct qed_tunn_params *params);
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int (*ntuple_filter_config)(struct qed_dev *cdev,
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void *cookie,
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struct qed_ntuple_filter_params *params);
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int (*configure_arfs_searcher)(struct qed_dev *cdev,
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enum qed_filter_config_mode mode);
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int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
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int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac);
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};
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const struct qed_eth_ops *qed_get_eth_ops(void);
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void qed_put_eth_ops(void);
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#endif
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