| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Yuval Mintz | 629 | 65.86% | 9 | 25.00% |
| Manish Chopra | 106 | 11.10% | 7 | 19.44% |
| Michal Kalderon | 83 | 8.69% | 3 | 8.33% |
| Prabhakar Kushwaha | 29 | 3.04% | 2 | 5.56% |
| Sudarsana Reddy Kalluru | 27 | 2.83% | 3 | 8.33% |
| Denis Bolotin | 20 | 2.09% | 2 | 5.56% |
| Tomer Tayar | 17 | 1.78% | 2 | 5.56% |
| Arun Easi | 16 | 1.68% | 1 | 2.78% |
| Shai Malin | 16 | 1.68% | 2 | 5.56% |
| Ariel Elior | 7 | 0.73% | 1 | 2.78% |
| Alexander Lobakin | 3 | 0.31% | 3 | 8.33% |
| Ram Amrani | 2 | 0.21% | 1 | 2.78% |
| Total | 955 | 36 |
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ /* QLogic qed NIC Driver * Copyright (c) 2015-2017 QLogic Corporation * Copyright (c) 2019-2020 Marvell International Ltd. */ #ifndef _QED_SP_H #define _QED_SP_H #include <linux/types.h> #include <linux/kernel.h> #include <linux/list.h> #include <linux/slab.h> #include <linux/spinlock.h> #include <linux/qed/qed_chain.h> #include "qed.h" #include "qed_hsi.h" enum spq_mode { QED_SPQ_MODE_BLOCK, /* Client will poll a designated mem. address */ QED_SPQ_MODE_CB, /* Client supplies a callback */ QED_SPQ_MODE_EBLOCK, /* QED should block until completion */ }; struct qed_spq_comp_cb { void (*function)(struct qed_hwfn *p_hwfn, void *cookie, union event_ring_data *data, u8 fw_return_code); void *cookie; }; /** * qed_eth_cqe_completion(): handles the completion of a * ramrod on the cqe ring. * * @p_hwfn: HW device data. * @cqe: CQE. * * Return: Int. */ int qed_eth_cqe_completion(struct qed_hwfn *p_hwfn, struct eth_slow_path_rx_cqe *cqe); /* QED Slow-hwfn queue interface */ union ramrod_data { struct pf_start_ramrod_data pf_start; struct pf_update_ramrod_data pf_update; struct rx_queue_start_ramrod_data rx_queue_start; struct rx_queue_update_ramrod_data rx_queue_update; struct rx_queue_stop_ramrod_data rx_queue_stop; struct tx_queue_start_ramrod_data tx_queue_start; struct tx_queue_stop_ramrod_data tx_queue_stop; struct vport_start_ramrod_data vport_start; struct vport_stop_ramrod_data vport_stop; struct rx_update_gft_filter_ramrod_data rx_update_gft; struct vport_update_ramrod_data vport_update; struct core_rx_start_ramrod_data core_rx_queue_start; struct core_rx_stop_ramrod_data core_rx_queue_stop; struct core_tx_start_ramrod_data core_tx_queue_start; struct core_tx_stop_ramrod_data core_tx_queue_stop; struct vport_filter_update_ramrod_data vport_filter_update; struct rdma_init_func_ramrod_data rdma_init_func; struct rdma_close_func_ramrod_data rdma_close_func; struct rdma_register_tid_ramrod_data rdma_register_tid; struct rdma_deregister_tid_ramrod_data rdma_deregister_tid; struct roce_create_qp_resp_ramrod_data roce_create_qp_resp; struct roce_create_qp_req_ramrod_data roce_create_qp_req; struct roce_modify_qp_resp_ramrod_data roce_modify_qp_resp; struct roce_modify_qp_req_ramrod_data roce_modify_qp_req; struct roce_query_qp_resp_ramrod_data roce_query_qp_resp; struct roce_query_qp_req_ramrod_data roce_query_qp_req; struct roce_destroy_qp_resp_ramrod_data roce_destroy_qp_resp; struct roce_destroy_qp_req_ramrod_data roce_destroy_qp_req; struct roce_init_func_ramrod_data roce_init_func; struct rdma_create_cq_ramrod_data rdma_create_cq; struct rdma_destroy_cq_ramrod_data rdma_destroy_cq; struct rdma_srq_create_ramrod_data rdma_create_srq; struct rdma_srq_destroy_ramrod_data rdma_destroy_srq; struct rdma_srq_modify_ramrod_data rdma_modify_srq; struct iwarp_create_qp_ramrod_data iwarp_create_qp; struct iwarp_tcp_offload_ramrod_data iwarp_tcp_offload; struct iwarp_mpa_offload_ramrod_data iwarp_mpa_offload; struct iwarp_modify_qp_ramrod_data iwarp_modify_qp; struct iwarp_init_func_ramrod_data iwarp_init_func; struct fcoe_init_ramrod_params fcoe_init; struct fcoe_conn_offload_ramrod_params fcoe_conn_ofld; struct fcoe_conn_terminate_ramrod_params fcoe_conn_terminate; struct fcoe_stat_ramrod_params fcoe_stat; struct iscsi_init_ramrod_params iscsi_init; struct iscsi_spe_conn_offload iscsi_conn_offload; struct iscsi_conn_update_ramrod_params iscsi_conn_update; struct iscsi_spe_conn_mac_update iscsi_conn_mac_update; struct iscsi_spe_conn_termination iscsi_conn_terminate; struct nvmetcp_init_ramrod_params nvmetcp_init; struct nvmetcp_spe_conn_offload nvmetcp_conn_offload; struct nvmetcp_conn_update_ramrod_params nvmetcp_conn_update; struct nvmetcp_spe_conn_termination nvmetcp_conn_terminate; struct vf_start_ramrod_data vf_start; struct vf_stop_ramrod_data vf_stop; }; #define EQ_MAX_CREDIT 0xffffffff enum spq_priority { QED_SPQ_PRIORITY_NORMAL, QED_SPQ_PRIORITY_HIGH, }; union qed_spq_req_comp { struct qed_spq_comp_cb cb; u64 *done_addr; }; struct qed_spq_comp_done { unsigned int done; u8 fw_return_code; }; struct qed_spq_entry { struct list_head list; u8 flags; /* HSI slow path element */ struct slow_path_element elem; union ramrod_data ramrod; enum spq_priority priority; /* pending queue for this entry */ struct list_head *queue; enum spq_mode comp_mode; struct qed_spq_comp_cb comp_cb; struct qed_spq_comp_done comp_done; /* SPQ_MODE_EBLOCK */ /* Posted entry for unlimited list entry in EBLOCK mode */ struct qed_spq_entry *post_ent; }; struct qed_eq { struct qed_chain chain; u8 eq_sb_index; /* index within the SB */ __le16 *p_fw_cons; /* ptr to index value */ }; struct qed_consq { struct qed_chain chain; }; typedef int (*qed_spq_async_comp_cb)(struct qed_hwfn *p_hwfn, u8 opcode, __le16 echo, union event_ring_data *data, u8 fw_return_code); int qed_spq_register_async_cb(struct qed_hwfn *p_hwfn, enum protocol_type protocol_id, qed_spq_async_comp_cb cb); void qed_spq_unregister_async_cb(struct qed_hwfn *p_hwfn, enum protocol_type protocol_id); struct qed_spq { spinlock_t lock; /* SPQ lock */ struct list_head unlimited_pending; struct list_head pending; struct list_head completion_pending; struct list_head free_pool; struct qed_chain chain; /* allocated dma-able memory for spq entries (+ramrod data) */ dma_addr_t p_phys; struct qed_spq_entry *p_virt; #define SPQ_RING_SIZE \ (CORE_SPQE_PAGE_SIZE_BYTES / sizeof(struct slow_path_element)) /* Bitmap for handling out-of-order completions */ DECLARE_BITMAP(p_comp_bitmap, SPQ_RING_SIZE); u8 comp_bitmap_idx; /* Statistics */ u32 unlimited_pending_count; u32 normal_count; u32 high_count; u32 comp_sent_count; u32 comp_count; u32 cid; u32 db_addr_offset; struct core_db_data db_data; qed_spq_async_comp_cb async_comp_cb[MAX_PROTOCOL_TYPE]; }; /** * qed_spq_post(): Posts a Slow hwfn request to FW, or lacking that * Pends it to the future list. * * @p_hwfn: HW device data. * @p_ent: Ent. * @fw_return_code: Return code from firmware. * * Return: Int. */ int qed_spq_post(struct qed_hwfn *p_hwfn, struct qed_spq_entry *p_ent, u8 *fw_return_code); /** * qed_spq_alloc(): Alloocates & initializes the SPQ and EQ. * * @p_hwfn: HW device data. * * Return: Int. */ int qed_spq_alloc(struct qed_hwfn *p_hwfn); /** * qed_spq_setup(): Reset the SPQ to its start state. * * @p_hwfn: HW device data. * * Return: Void. */ void qed_spq_setup(struct qed_hwfn *p_hwfn); /** * qed_spq_free(): Deallocates the given SPQ struct. * * @p_hwfn: HW device data. * * Return: Void. */ void qed_spq_free(struct qed_hwfn *p_hwfn); /** * qed_spq_get_entry(): Obtain an entrry from the spq * free pool list. * * @p_hwfn: HW device data. * @pp_ent: PP ENT. * * Return: Int. */ int qed_spq_get_entry(struct qed_hwfn *p_hwfn, struct qed_spq_entry **pp_ent); /** * qed_spq_return_entry(): Return an entry to spq free pool list. * * @p_hwfn: HW device data. * @p_ent: P ENT. * * Return: Void. */ void qed_spq_return_entry(struct qed_hwfn *p_hwfn, struct qed_spq_entry *p_ent); /** * qed_eq_alloc(): Allocates & initializes an EQ struct. * * @p_hwfn: HW device data. * @num_elem: number of elements in the eq. * * Return: Int. */ int qed_eq_alloc(struct qed_hwfn *p_hwfn, u16 num_elem); /** * qed_eq_setup(): Reset the EQ to its start state. * * @p_hwfn: HW device data. * * Return: Void. */ void qed_eq_setup(struct qed_hwfn *p_hwfn); /** * qed_eq_free(): deallocates the given EQ struct. * * @p_hwfn: HW device data. * * Return: Void. */ void qed_eq_free(struct qed_hwfn *p_hwfn); /** * qed_eq_prod_update(): update the FW with default EQ producer. * * @p_hwfn: HW device data. * @prod: Prod. * * Return: Void. */ void qed_eq_prod_update(struct qed_hwfn *p_hwfn, u16 prod); /** * qed_eq_completion(): Completes currently pending EQ elements. * * @p_hwfn: HW device data. * @cookie: Cookie. * * Return: Int. */ int qed_eq_completion(struct qed_hwfn *p_hwfn, void *cookie); /** * qed_spq_completion(): Completes a single event. * * @p_hwfn: HW device data. * @echo: echo value from cookie (used for determining completion). * @fw_return_code: FW return code. * @p_data: data from cookie (used in callback function if applicable). * * Return: Int. */ int qed_spq_completion(struct qed_hwfn *p_hwfn, __le16 echo, u8 fw_return_code, union event_ring_data *p_data); /** * qed_spq_get_cid(): Given p_hwfn, return cid for the hwfn's SPQ. * * @p_hwfn: HW device data. * * Return: u32 - SPQ CID. */ u32 qed_spq_get_cid(struct qed_hwfn *p_hwfn); /** * qed_consq_alloc(): Allocates & initializes an ConsQ struct. * * @p_hwfn: HW device data. * * Return: Int. */ int qed_consq_alloc(struct qed_hwfn *p_hwfn); /** * qed_consq_setup(): Reset the ConsQ to its start state. * * @p_hwfn: HW device data. * * Return Void. */ void qed_consq_setup(struct qed_hwfn *p_hwfn); /** * qed_consq_free(): deallocates the given ConsQ struct. * * @p_hwfn: HW device data. * * Return Void. */ void qed_consq_free(struct qed_hwfn *p_hwfn); int qed_spq_pend_post(struct qed_hwfn *p_hwfn); /* Slow-hwfn low-level commands (Ramrods) function definitions. */ #define QED_SP_EQ_COMPLETION 0x01 #define QED_SP_CQE_COMPLETION 0x02 struct qed_sp_init_data { u32 cid; u16 opaque_fid; /* Information regarding operation upon sending & completion */ enum spq_mode comp_mode; struct qed_spq_comp_cb *p_comp_data; }; /** * qed_sp_destroy_request(): Returns a SPQ entry to the pool / frees the * entry if allocated. Should be called on in error * flows after initializing the SPQ entry * and before posting it. * * @p_hwfn: HW device data. * @p_ent: Ent. * * Return: Void. */ void qed_sp_destroy_request(struct qed_hwfn *p_hwfn, struct qed_spq_entry *p_ent); int qed_sp_init_request(struct qed_hwfn *p_hwfn, struct qed_spq_entry **pp_ent, u8 cmd, u8 protocol, struct qed_sp_init_data *p_data); /** * qed_sp_pf_start(): PF Function Start Ramrod. * * @p_hwfn: HW device data. * @p_ptt: P_ptt. * @p_tunn: P_tunn. * @allow_npar_tx_switch: Allow NPAR TX Switch. * * Return: Int. * * This ramrod is sent to initialize a physical function (PF). It will * configure the function related parameters and write its completion to the * event ring specified in the parameters. * * Ramrods complete on the common event ring for the PF. This ring is * allocated by the driver on host memory and its parameters are written * to the internal RAM of the UStorm by the Function Start Ramrod. * */ int qed_sp_pf_start(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_tunnel_info *p_tunn, bool allow_npar_tx_switch); /** * qed_sp_pf_update(): PF Function Update Ramrod. * * @p_hwfn: HW device data. * * Return: Int. * * This ramrod updates function-related parameters. Every parameter can be * updated independently, according to configuration flags. */ int qed_sp_pf_update(struct qed_hwfn *p_hwfn); /** * qed_sp_pf_update_stag(): Update firmware of new outer tag. * * @p_hwfn: HW device data. * * Return: Int. */ int qed_sp_pf_update_stag(struct qed_hwfn *p_hwfn); /** * qed_sp_pf_update_ufp(): PF ufp update Ramrod. * * @p_hwfn: HW device data. * * Return: Int. */ int qed_sp_pf_update_ufp(struct qed_hwfn *p_hwfn); int qed_sp_pf_stop(struct qed_hwfn *p_hwfn); int qed_sp_pf_update_tunn_cfg(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_tunnel_info *p_tunn, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data); /** * qed_sp_heartbeat_ramrod(): Send empty Ramrod. * * @p_hwfn: HW device data. * * Return: Int. */ int qed_sp_heartbeat_ramrod(struct qed_hwfn *p_hwfn); #endif
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