X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fqede%2Fbase%2Fecore_l2.h;h=8fa4030291ebd6b64348f696381af2d982f6d877;hb=9b6f0c969b00d922175f4eddc13bd2f1b58db3ed;hp=9c1bd3884f298bf3fc42ad682aedb5692ae2b6e5;hpb=98bc693e1938bf869c0b3365e6ea0ac8a3fa213f;p=dpdk.git diff --git a/drivers/net/qede/base/ecore_l2.h b/drivers/net/qede/base/ecore_l2.h index 9c1bd3884f..8fa4030291 100644 --- a/drivers/net/qede/base/ecore_l2.h +++ b/drivers/net/qede/base/ecore_l2.h @@ -1,9 +1,7 @@ -/* - * Copyright (c) 2016 QLogic Corporation. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2016 - 2018 Cavium Inc. * All rights reserved. - * www.qlogic.com - * - * See LICENSE.qede_pmd for copyright and licensing details. + * www.cavium.com */ #ifndef __ECORE_L2_H__ @@ -15,59 +13,121 @@ #include "ecore_spq.h" #include "ecore_l2_api.h" -/** - * @brief ecore_sp_eth_tx_queue_update - - * - * This ramrod updates a TX queue. It is used for setting the active - * state of the queue. - * - * @note Final phase API. - * - * @param p_hwfn - * - * @return enum _ecore_status_t +#define MAX_QUEUES_PER_QZONE (sizeof(unsigned long) * 8) +#define ECORE_QUEUE_CID_PF (0xff) + +/* Almost identical to the ecore_queue_start_common_params, + * but here we maintain the SB index in IGU CAM. + */ +struct ecore_queue_cid_params { + u8 vport_id; + u16 queue_id; + u8 stats_id; +}; + + /* Additional parameters required for initialization of the queue_cid + * and are relevant only for a PF initializing one for its VFs. */ -enum _ecore_status_t ecore_sp_eth_tx_queue_update(struct ecore_hwfn *p_hwfn); +struct ecore_queue_cid_vf_params { + /* Should match the VF's relative index */ + u8 vfid; + + /* 0-based queue index. Should reflect the relative qzone the + * VF thinks is associated with it [in its range]. + */ + u8 vf_qid; + + /* Indicates a VF is legacy, making it differ in several things: + * - Producers would be placed in a different place. + * - Makes assumptions regarding the CIDs. + */ + u8 vf_legacy; + + /* For VFs, this index arrives via TLV to diffrentiate between + * different queues opened on the same qzone, and is passed + * [where the PF would have allocated it internally for its own]. + */ + u8 qid_usage_idx; +}; + +struct ecore_queue_cid { + /* For stats-id, the `rel' is actually absolute as well */ + struct ecore_queue_cid_params rel; + struct ecore_queue_cid_params abs; + + /* These have no 'relative' meaning */ + u16 sb_igu_id; + u8 sb_idx; + + u32 cid; + u16 opaque_fid; + + bool b_is_rx; + + /* 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. + */ + u8 vfid; + u8 vf_qid; + + /* We need an additional index to diffrentiate between queues opened + * for same queue-zone, as VFs would have to communicate the info + * to the PF [otherwise PF has no way to diffrentiate]. + */ + u8 qid_usage_idx; + + /* Legacy VFs might have Rx producer located elsewhere */ + u8 vf_legacy; +#define ECORE_QCID_LEGACY_VF_RX_PROD (1 << 0) +#define ECORE_QCID_LEGACY_VF_CID (1 << 1) + + struct ecore_hwfn *p_owner; +}; + +enum _ecore_status_t ecore_l2_alloc(struct ecore_hwfn *p_hwfn); +void ecore_l2_setup(struct ecore_hwfn *p_hwfn); +void ecore_l2_free(struct ecore_hwfn *p_hwfn); + +void ecore_eth_queue_cid_release(struct ecore_hwfn *p_hwfn, + struct ecore_queue_cid *p_cid); + +struct ecore_queue_cid * +ecore_eth_queue_to_cid(struct ecore_hwfn *p_hwfn, u16 opaque_fid, + struct ecore_queue_start_common_params *p_params, + bool b_is_rx, + struct ecore_queue_cid_vf_params *p_vf_params); enum _ecore_status_t ecore_sp_eth_vport_start(struct ecore_hwfn *p_hwfn, struct ecore_sp_vport_start_params *p_params); /** - * @brief - Starts an Rx queue; Should be used where contexts are handled - * outside of the ramrod area [specifically iov scenarios] + * @brief - Starts an Rx queue, when queue_cid is already prepared * * @param p_hwfn - * @param opaque_fid - * @param cid - * @param p_params [queue_id, vport_id, stats_id, sb, sb_idx, vf_qid] - stats_id is absolute packed in p_params. + * @param p_cid * @param bd_max_bytes * @param bd_chain_phys_addr * @param cqe_pbl_addr * @param cqe_pbl_size - * @param b_use_zone_a_prod - support legacy VF producers * * @return enum _ecore_status_t */ enum _ecore_status_t -ecore_sp_eth_rxq_start_ramrod(struct ecore_hwfn *p_hwfn, - u16 opaque_fid, - u32 cid, - struct ecore_queue_start_common_params *p_params, - u16 bd_max_bytes, - dma_addr_t bd_chain_phys_addr, - dma_addr_t cqe_pbl_addr, - u16 cqe_pbl_size, bool b_use_zone_a_prod); +ecore_eth_rxq_start_ramrod(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); /** - * @brief - Starts a Tx queue; Should be used where contexts are handled - * outside of the ramrod area [specifically iov scenarios] + * @brief - Starts a Tx queue, where queue_cid is already prepared * * @param p_hwfn - * @param opaque_fid - * @param cid - * @param p_params [queue_id, vport_id,stats_id, sb, sb_idx, vf_qid] + * @param p_cid * @param pbl_addr * @param pbl_size * @param p_pq_params - parameters for choosing the PQ for this Tx queue @@ -75,14 +135,31 @@ ecore_sp_eth_rxq_start_ramrod(struct ecore_hwfn *p_hwfn, * @return enum _ecore_status_t */ enum _ecore_status_t -ecore_sp_eth_txq_start_ramrod(struct ecore_hwfn *p_hwfn, - u16 opaque_fid, - u32 cid, - struct ecore_queue_start_common_params *p_params, - dma_addr_t pbl_addr, - u16 pbl_size, - union ecore_qm_pq_params *p_pq_params); +ecore_eth_txq_start_ramrod(struct ecore_hwfn *p_hwfn, + struct ecore_queue_cid *p_cid, + dma_addr_t pbl_addr, u16 pbl_size, + u16 pq_id); u8 ecore_mcast_bin_from_mac(u8 *mac); +enum _ecore_status_t ecore_set_rxq_coalesce(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt, + u16 coalesce, + struct ecore_queue_cid *p_cid); + +enum _ecore_status_t ecore_set_txq_coalesce(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt, + u16 coalesce, + struct ecore_queue_cid *p_cid); + +enum _ecore_status_t ecore_get_rxq_coalesce(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt, + struct ecore_queue_cid *p_cid, + u16 *p_hw_coal); + +enum _ecore_status_t ecore_get_txq_coalesce(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt, + struct ecore_queue_cid *p_cid, + u16 *p_hw_coal); + #endif