numam-dpdk/drivers/net/qede/base/ecore_vf.h
Rasesh Mody 823a84aa6b net/qede/base: read per queue coalescing from HW
Add base driver API to read per queue coalescing from hardware.
Move ecore_set_rxq|txq_coalesce() declarations to ecore_l2.h.

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>
2017-10-06 02:49:49 +02:00

309 lines
8.0 KiB
C

/*
* Copyright (c) 2016 QLogic Corporation.
* All rights reserved.
* www.qlogic.com
*
* See LICENSE.qede_pmd for copyright and licensing details.
*/
#ifndef __ECORE_VF_H__
#define __ECORE_VF_H__
#include "ecore_status.h"
#include "ecore_vf_api.h"
#include "ecore_l2_api.h"
#include "ecore_vfpf_if.h"
/* Default number of CIDs [total of both Rx and Tx] to be requested
* by default.
*/
#define ECORE_ETH_VF_DEFAULT_NUM_CIDS (32)
/* This data is held in the ecore_hwfn structure for VFs only. */
struct ecore_vf_iov {
union vfpf_tlvs *vf2pf_request;
dma_addr_t vf2pf_request_phys;
union pfvf_tlvs *pf2vf_reply;
dma_addr_t pf2vf_reply_phys;
/* Should be taken whenever the mailbox buffers are accessed */
osal_mutex_t mutex;
u8 *offset;
/* Bulletin Board */
struct ecore_bulletin bulletin;
struct ecore_bulletin_content bulletin_shadow;
/* we set aside a copy of the acquire response */
struct pfvf_acquire_resp_tlv acquire_resp;
/* In case PF originates prior to the fp-hsi version comparison,
* this has to be propagated as it affects the fastpath.
*/
bool b_pre_fp_hsi;
/* Current day VFs are passing the SBs physical address on vport
* start, and as they lack an IGU mapping they need to store the
* addresses of previously registered SBs.
* Even if we were to change configuration flow, due to backward
* compatibility [with older PFs] we'd still need to store these.
*/
struct ecore_sb_info *sbs_info[PFVF_MAX_SBS_PER_VF];
};
/**
* @brief VF - Get coalesce per VF's relative queue.
*
* @param p_hwfn
* @param p_coal - coalesce value in micro second for VF queues.
* @param p_cid - queue cid
*
**/
enum _ecore_status_t ecore_vf_pf_get_coalesce(struct ecore_hwfn *p_hwfn,
u16 *p_coal,
struct ecore_queue_cid *p_cid);
/**
* @brief VF - Set Rx/Tx coalesce per VF's relative queue.
* Coalesce value '0' will omit the configuration.
*
* @param p_hwfn
* @param rx_coal - coalesce value in micro second for rx queue
* @param tx_coal - coalesce value in micro second for tx queue
* @param p_cid - queue cid
*
**/
enum _ecore_status_t ecore_vf_pf_set_coalesce(struct ecore_hwfn *p_hwfn,
u16 rx_coal, u16 tx_coal,
struct ecore_queue_cid *p_cid);
#ifdef CONFIG_ECORE_SRIOV
/**
* @brief hw preparation for VF
* sends ACQUIRE message
*
* @param p_hwfn
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_vf_hw_prepare(struct ecore_hwfn *p_hwfn);
/**
* @brief VF - start the RX Queue by sending a message to the PF
*
* @param p_hwfn
* @param p_cid - Only relative fields are relevant
* @param bd_max_bytes - maximum number of bytes per bd
* @param bd_chain_phys_addr - physical address of bd chain
* @param cqe_pbl_addr - physical address of pbl
* @param cqe_pbl_size - pbl size
* @param pp_prod - pointer to the producer to be
* used in fasthpath
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_vf_pf_rxq_start(struct ecore_hwfn *p_hwfn,
struct ecore_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,
void OSAL_IOMEM **pp_prod);
/**
* @brief VF - start the TX queue by sending a message to the
* PF.
*
* @param p_hwfn
* @param p_cid
* @param bd_chain_phys_addr - physical address of tx chain
* @param pp_doorbell - pointer to address to which to
* write the doorbell too..
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t
ecore_vf_pf_txq_start(struct ecore_hwfn *p_hwfn,
struct ecore_queue_cid *p_cid,
dma_addr_t pbl_addr, u16 pbl_size,
void OSAL_IOMEM **pp_doorbell);
/**
* @brief VF - stop the RX queue by sending a message to the PF
*
* @param p_hwfn
* @param p_cid
* @param cqe_completion
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_vf_pf_rxq_stop(struct ecore_hwfn *p_hwfn,
struct ecore_queue_cid *p_cid,
bool cqe_completion);
/**
* @brief VF - stop the TX queue by sending a message to the PF
*
* @param p_hwfn
* @param p_cid
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_vf_pf_txq_stop(struct ecore_hwfn *p_hwfn,
struct ecore_queue_cid *p_cid);
/* TODO - fix all the !SRIOV prototypes */
#ifndef LINUX_REMOVE
/**
* @brief VF - update the RX queue by sending a message to the
* PF
*
* @param p_hwfn
* @param pp_cid - list of queue-cids which we want to update
* @param num_rxqs
* @param comp_cqe_flg
* @param comp_event_flg
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_vf_pf_rxqs_update(struct ecore_hwfn *p_hwfn,
struct ecore_queue_cid **pp_cid,
u8 num_rxqs,
u8 comp_cqe_flg,
u8 comp_event_flg);
#endif
/**
* @brief VF - send a vport update command
*
* @param p_hwfn
* @param params
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t
ecore_vf_pf_vport_update(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_params);
/**
* @brief VF - send a close message to PF
*
* @param p_hwfn
*
* @return enum _ecore_status
*/
enum _ecore_status_t ecore_vf_pf_reset(struct ecore_hwfn *p_hwfn);
/**
* @brief VF - free vf`s memories
*
* @param p_hwfn
*
* @return enum _ecore_status
*/
enum _ecore_status_t ecore_vf_pf_release(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_vf_get_igu_sb_id - Get the IGU SB ID for a given
* sb_id. For VFs igu sbs don't have to be contiguous
*
* @param p_hwfn
* @param sb_id
*
* @return INLINE u16
*/
u16 ecore_vf_get_igu_sb_id(struct ecore_hwfn *p_hwfn,
u16 sb_id);
/**
* @brief Stores [or removes] a configured sb_info.
*
* @param p_hwfn
* @param sb_id - zero-based SB index [for fastpath]
* @param sb_info - may be OSAL_NULL [during removal].
*/
void ecore_vf_set_sb_info(struct ecore_hwfn *p_hwfn,
u16 sb_id, struct ecore_sb_info *p_sb);
/**
* @brief ecore_vf_pf_vport_start - perform vport start for VF.
*
* @param p_hwfn
* @param vport_id
* @param mtu
* @param inner_vlan_removal
* @param tpa_mode
* @param max_buffers_per_cqe,
* @param only_untagged - default behavior regarding vlan acceptance
*
* @return enum _ecore_status
*/
enum _ecore_status_t ecore_vf_pf_vport_start(
struct ecore_hwfn *p_hwfn,
u8 vport_id,
u16 mtu,
u8 inner_vlan_removal,
enum ecore_tpa_mode tpa_mode,
u8 max_buffers_per_cqe,
u8 only_untagged);
/**
* @brief ecore_vf_pf_vport_stop - stop the VF's vport
*
* @param p_hwfn
*
* @return enum _ecore_status
*/
enum _ecore_status_t ecore_vf_pf_vport_stop(struct ecore_hwfn *p_hwfn);
enum _ecore_status_t ecore_vf_pf_filter_ucast(
struct ecore_hwfn *p_hwfn,
struct ecore_filter_ucast *p_param);
void ecore_vf_pf_filter_mcast(struct ecore_hwfn *p_hwfn,
struct ecore_filter_mcast *p_filter_cmd);
/**
* @brief ecore_vf_pf_int_cleanup - clean the SB of the VF
*
* @param p_hwfn
*
* @return enum _ecore_status
*/
enum _ecore_status_t ecore_vf_pf_int_cleanup(struct ecore_hwfn *p_hwfn);
/**
* @brief - return the link params in a given bulletin board
*
* @param p_params - pointer to a struct to fill with link params
* @param p_bulletin
*/
void __ecore_vf_get_link_params(struct ecore_mcp_link_params *p_params,
struct ecore_bulletin_content *p_bulletin);
/**
* @brief - return the link state in a given bulletin board
*
* @param p_link - pointer to a struct to fill with link state
* @param p_bulletin
*/
void __ecore_vf_get_link_state(struct ecore_mcp_link_state *p_link,
struct ecore_bulletin_content *p_bulletin);
/**
* @brief - return the link capabilities in a given bulletin board
*
* @param p_link - pointer to a struct to fill with link capabilities
* @param p_bulletin
*/
void __ecore_vf_get_link_caps(struct ecore_mcp_link_capabilities *p_link_caps,
struct ecore_bulletin_content *p_bulletin);
enum _ecore_status_t
ecore_vf_pf_tunnel_param_update(struct ecore_hwfn *p_hwfn,
struct ecore_tunnel_info *p_tunn);
void ecore_vf_set_vf_start_tunn_update_param(struct ecore_tunnel_info *p_tun);
#endif
#endif /* __ECORE_VF_H__ */