mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 19:35:15 +07:00
d51e4af5c2
This patch adds necessary APIs to interface with qede aRFS support in successive patch. It also reserves separate PTT entry for aRFS, [as being in fastpath flow] for hardware access instead of trying to acquire it at run time from the ptt pool. Signed-off-by: Manish Chopra <manish.chopra@cavium.com> Signed-off-by: Yuval Mintz <yuval.mintz@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
357 lines
9.3 KiB
C
357 lines
9.3 KiB
C
/* QLogic qed NIC Driver
|
|
* Copyright (c) 2015-2017 QLogic Corporation
|
|
*
|
|
* This software is available to you under a choice of one of two
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
|
* General Public License (GPL) Version 2, available from the file
|
|
* COPYING in the main directory of this source tree, or the
|
|
* OpenIB.org BSD license below:
|
|
*
|
|
* Redistribution and use in source and binary forms, with or
|
|
* without modification, are permitted provided that the following
|
|
* conditions are met:
|
|
*
|
|
* - Redistributions of source code must retain the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and /or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
#ifndef _QED_L2_H
|
|
#define _QED_L2_H
|
|
#include <linux/types.h>
|
|
#include <linux/io.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/qed/qed_eth_if.h>
|
|
#include "qed.h"
|
|
#include "qed_hw.h"
|
|
#include "qed_sp.h"
|
|
struct qed_rss_params {
|
|
u8 update_rss_config;
|
|
u8 rss_enable;
|
|
u8 rss_eng_id;
|
|
u8 update_rss_capabilities;
|
|
u8 update_rss_ind_table;
|
|
u8 update_rss_key;
|
|
u8 rss_caps;
|
|
u8 rss_table_size_log;
|
|
|
|
/* Indirection table consist of rx queue handles */
|
|
void *rss_ind_table[QED_RSS_IND_TABLE_SIZE];
|
|
u32 rss_key[QED_RSS_KEY_SIZE];
|
|
};
|
|
|
|
struct qed_sge_tpa_params {
|
|
u8 max_buffers_per_cqe;
|
|
|
|
u8 update_tpa_en_flg;
|
|
u8 tpa_ipv4_en_flg;
|
|
u8 tpa_ipv6_en_flg;
|
|
u8 tpa_ipv4_tunn_en_flg;
|
|
u8 tpa_ipv6_tunn_en_flg;
|
|
|
|
u8 update_tpa_param_flg;
|
|
u8 tpa_pkt_split_flg;
|
|
u8 tpa_hdr_data_split_flg;
|
|
u8 tpa_gro_consistent_flg;
|
|
u8 tpa_max_aggs_num;
|
|
u16 tpa_max_size;
|
|
u16 tpa_min_size_to_start;
|
|
u16 tpa_min_size_to_cont;
|
|
};
|
|
|
|
enum qed_filter_opcode {
|
|
QED_FILTER_ADD,
|
|
QED_FILTER_REMOVE,
|
|
QED_FILTER_MOVE,
|
|
QED_FILTER_REPLACE, /* Delete all MACs and add new one instead */
|
|
QED_FILTER_FLUSH, /* Removes all filters */
|
|
};
|
|
|
|
enum qed_filter_ucast_type {
|
|
QED_FILTER_MAC,
|
|
QED_FILTER_VLAN,
|
|
QED_FILTER_MAC_VLAN,
|
|
QED_FILTER_INNER_MAC,
|
|
QED_FILTER_INNER_VLAN,
|
|
QED_FILTER_INNER_PAIR,
|
|
QED_FILTER_INNER_MAC_VNI_PAIR,
|
|
QED_FILTER_MAC_VNI_PAIR,
|
|
QED_FILTER_VNI,
|
|
};
|
|
|
|
struct qed_filter_ucast {
|
|
enum qed_filter_opcode opcode;
|
|
enum qed_filter_ucast_type type;
|
|
u8 is_rx_filter;
|
|
u8 is_tx_filter;
|
|
u8 vport_to_add_to;
|
|
u8 vport_to_remove_from;
|
|
unsigned char mac[ETH_ALEN];
|
|
u8 assert_on_error;
|
|
u16 vlan;
|
|
u32 vni;
|
|
};
|
|
|
|
struct qed_filter_mcast {
|
|
/* MOVE is not supported for multicast */
|
|
enum qed_filter_opcode opcode;
|
|
u8 vport_to_add_to;
|
|
u8 vport_to_remove_from;
|
|
u8 num_mc_addrs;
|
|
#define QED_MAX_MC_ADDRS 64
|
|
unsigned char mac[QED_MAX_MC_ADDRS][ETH_ALEN];
|
|
};
|
|
|
|
/**
|
|
* @brief qed_eth_rx_queue_stop - This ramrod closes an Rx queue
|
|
*
|
|
* @param p_hwfn
|
|
* @param p_rxq Handler of queue to close
|
|
* @param eq_completion_only If True completion will be on
|
|
* EQe, if False completion will be
|
|
* on EQe if p_hwfn opaque
|
|
* different from the RXQ opaque
|
|
* otherwise on CQe.
|
|
* @param cqe_completion If True completion will be
|
|
* receive on CQe.
|
|
* @return int
|
|
*/
|
|
int
|
|
qed_eth_rx_queue_stop(struct qed_hwfn *p_hwfn,
|
|
void *p_rxq,
|
|
bool eq_completion_only, bool cqe_completion);
|
|
|
|
/**
|
|
* @brief qed_eth_tx_queue_stop - closes a Tx queue
|
|
*
|
|
* @param p_hwfn
|
|
* @param p_txq - handle to Tx queue needed to be closed
|
|
*
|
|
* @return int
|
|
*/
|
|
int qed_eth_tx_queue_stop(struct qed_hwfn *p_hwfn, void *p_txq);
|
|
|
|
enum qed_tpa_mode {
|
|
QED_TPA_MODE_NONE,
|
|
QED_TPA_MODE_UNUSED,
|
|
QED_TPA_MODE_GRO,
|
|
QED_TPA_MODE_MAX
|
|
};
|
|
|
|
struct qed_sp_vport_start_params {
|
|
enum qed_tpa_mode tpa_mode;
|
|
bool remove_inner_vlan;
|
|
bool tx_switching;
|
|
bool handle_ptp_pkts;
|
|
bool only_untagged;
|
|
bool drop_ttl0;
|
|
u8 max_buffers_per_cqe;
|
|
u32 concrete_fid;
|
|
u16 opaque_fid;
|
|
u8 vport_id;
|
|
u16 mtu;
|
|
bool check_mac;
|
|
bool check_ethtype;
|
|
};
|
|
|
|
int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
|
|
struct qed_sp_vport_start_params *p_params);
|
|
|
|
|
|
struct qed_filter_accept_flags {
|
|
u8 update_rx_mode_config;
|
|
u8 update_tx_mode_config;
|
|
u8 rx_accept_filter;
|
|
u8 tx_accept_filter;
|
|
#define QED_ACCEPT_NONE 0x01
|
|
#define QED_ACCEPT_UCAST_MATCHED 0x02
|
|
#define QED_ACCEPT_UCAST_UNMATCHED 0x04
|
|
#define QED_ACCEPT_MCAST_MATCHED 0x08
|
|
#define QED_ACCEPT_MCAST_UNMATCHED 0x10
|
|
#define QED_ACCEPT_BCAST 0x20
|
|
};
|
|
|
|
struct qed_arfs_config_params {
|
|
bool tcp;
|
|
bool udp;
|
|
bool ipv4;
|
|
bool ipv6;
|
|
bool arfs_enable;
|
|
};
|
|
|
|
struct qed_sp_vport_update_params {
|
|
u16 opaque_fid;
|
|
u8 vport_id;
|
|
u8 update_vport_active_rx_flg;
|
|
u8 vport_active_rx_flg;
|
|
u8 update_vport_active_tx_flg;
|
|
u8 vport_active_tx_flg;
|
|
u8 update_inner_vlan_removal_flg;
|
|
u8 inner_vlan_removal_flg;
|
|
u8 silent_vlan_removal_flg;
|
|
u8 update_default_vlan_enable_flg;
|
|
u8 default_vlan_enable_flg;
|
|
u8 update_default_vlan_flg;
|
|
u16 default_vlan;
|
|
u8 update_tx_switching_flg;
|
|
u8 tx_switching_flg;
|
|
u8 update_approx_mcast_flg;
|
|
u8 update_anti_spoofing_en_flg;
|
|
u8 anti_spoofing_en;
|
|
u8 update_accept_any_vlan_flg;
|
|
u8 accept_any_vlan;
|
|
unsigned long bins[8];
|
|
struct qed_rss_params *rss_params;
|
|
struct qed_filter_accept_flags accept_flags;
|
|
struct qed_sge_tpa_params *sge_tpa_params;
|
|
};
|
|
|
|
int qed_sp_vport_update(struct qed_hwfn *p_hwfn,
|
|
struct qed_sp_vport_update_params *p_params,
|
|
enum spq_mode comp_mode,
|
|
struct qed_spq_comp_cb *p_comp_data);
|
|
|
|
/**
|
|
* @brief qed_sp_vport_stop -
|
|
*
|
|
* This ramrod closes a VPort after all its RX and TX queues are terminated.
|
|
* An Assert is generated if any queues are left open.
|
|
*
|
|
* @param p_hwfn
|
|
* @param opaque_fid
|
|
* @param vport_id VPort ID
|
|
*
|
|
* @return int
|
|
*/
|
|
int qed_sp_vport_stop(struct qed_hwfn *p_hwfn, u16 opaque_fid, u8 vport_id);
|
|
|
|
int qed_sp_eth_filter_ucast(struct qed_hwfn *p_hwfn,
|
|
u16 opaque_fid,
|
|
struct qed_filter_ucast *p_filter_cmd,
|
|
enum spq_mode comp_mode,
|
|
struct qed_spq_comp_cb *p_comp_data);
|
|
|
|
/**
|
|
* @brief qed_sp_rx_eth_queues_update -
|
|
*
|
|
* This ramrod updates an RX queue. It is used for setting the active state
|
|
* of the queue and updating the TPA and SGE parameters.
|
|
*
|
|
* @note At the moment - only used by non-linux VFs.
|
|
*
|
|
* @param p_hwfn
|
|
* @param pp_rxq_handlers An array of queue handlers to be updated.
|
|
* @param num_rxqs number of queues to update.
|
|
* @param complete_cqe_flg Post completion to the CQE Ring if set
|
|
* @param complete_event_flg Post completion to the Event Ring if set
|
|
* @param comp_mode
|
|
* @param p_comp_data
|
|
*
|
|
* @return int
|
|
*/
|
|
|
|
int
|
|
qed_sp_eth_rx_queues_update(struct qed_hwfn *p_hwfn,
|
|
void **pp_rxq_handlers,
|
|
u8 num_rxqs,
|
|
u8 complete_cqe_flg,
|
|
u8 complete_event_flg,
|
|
enum spq_mode comp_mode,
|
|
struct qed_spq_comp_cb *p_comp_data);
|
|
|
|
void qed_get_vport_stats(struct qed_dev *cdev, struct qed_eth_stats *stats);
|
|
|
|
void qed_reset_vport_stats(struct qed_dev *cdev);
|
|
|
|
struct qed_queue_cid {
|
|
/* 'Relative' is a relative term ;-). Usually the indices [not counting
|
|
* SBs] would be PF-relative, but there are some cases where that isn't
|
|
* the case - specifically for a PF configuring its VF indices it's
|
|
* possible some fields [E.g., stats-id] in 'rel' would already be abs.
|
|
*/
|
|
struct qed_queue_start_common_params rel;
|
|
struct qed_queue_start_common_params abs;
|
|
u32 cid;
|
|
u16 opaque_fid;
|
|
|
|
/* VFs queues are mapped differently, so we need to know the
|
|
* relative queue associated with them [0-based].
|
|
* Notice this is relevant on the *PF* queue-cid of its VF's queues,
|
|
* and not on the VF itself.
|
|
*/
|
|
bool is_vf;
|
|
u8 vf_qid;
|
|
|
|
/* Legacy VFs might have Rx producer located elsewhere */
|
|
bool b_legacy_vf;
|
|
|
|
struct qed_hwfn *p_owner;
|
|
};
|
|
|
|
void qed_eth_queue_cid_release(struct qed_hwfn *p_hwfn,
|
|
struct qed_queue_cid *p_cid);
|
|
|
|
struct qed_queue_cid *_qed_eth_queue_to_cid(struct qed_hwfn *p_hwfn,
|
|
u16 opaque_fid,
|
|
u32 cid,
|
|
u8 vf_qid,
|
|
struct qed_queue_start_common_params
|
|
*p_params);
|
|
|
|
int
|
|
qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
|
|
struct qed_sp_vport_start_params *p_params);
|
|
|
|
/**
|
|
* @brief - Starts an Rx queue, when queue_cid is already prepared
|
|
*
|
|
* @param p_hwfn
|
|
* @param p_cid
|
|
* @param bd_max_bytes
|
|
* @param bd_chain_phys_addr
|
|
* @param cqe_pbl_addr
|
|
* @param cqe_pbl_size
|
|
*
|
|
* @return int
|
|
*/
|
|
int
|
|
qed_eth_rxq_start_ramrod(struct qed_hwfn *p_hwfn,
|
|
struct qed_queue_cid *p_cid,
|
|
u16 bd_max_bytes,
|
|
dma_addr_t bd_chain_phys_addr,
|
|
dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size);
|
|
|
|
/**
|
|
* @brief - Starts a Tx queue, where queue_cid is already prepared
|
|
*
|
|
* @param p_hwfn
|
|
* @param p_cid
|
|
* @param pbl_addr
|
|
* @param pbl_size
|
|
* @param p_pq_params - parameters for choosing the PQ for this Tx queue
|
|
*
|
|
* @return int
|
|
*/
|
|
int
|
|
qed_eth_txq_start_ramrod(struct qed_hwfn *p_hwfn,
|
|
struct qed_queue_cid *p_cid,
|
|
dma_addr_t pbl_addr, u16 pbl_size, u16 pq_id);
|
|
|
|
u8 qed_mcast_bin_from_mac(u8 *mac);
|
|
|
|
#endif /* _QED_L2_H */
|