linux/drivers/net/ethernet/qlogic/qed/qed_roce.c

// 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.
 */

#include <linux/types.h>
#include <asm/byteorder.h>
#include <linux/bitops.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/errno.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/string.h>
#include <linux/if_vlan.h>
#include "qed.h"
#include "qed_cxt.h"
#include "qed_dcbx.h"
#include "qed_hsi.h"
#include "qed_hw.h"
#include "qed_init_ops.h"
#include "qed_int.h"
#include "qed_ll2.h"
#include "qed_mcp.h"
#include "qed_reg_addr.h"
#include <linux/qed/qed_rdma_if.h>
#include "qed_rdma.h"
#include "qed_roce.h"
#include "qed_sp.h"

static void qed_roce_free_real_icid(struct qed_hwfn *p_hwfn, u16 icid);

static int qed_roce_async_event(struct qed_hwfn *p_hwfn, u8 fw_event_code,
				__le16 echo, union event_ring_data *data,
				u8 fw_return_code)
{ … }

void qed_roce_stop(struct qed_hwfn *p_hwfn)
{ … }

static void qed_rdma_copy_gids(struct qed_rdma_qp *qp, __le32 *src_gid,
			       __le32 *dst_gid)
{ … }

static enum roce_flavor qed_roce_mode_to_flavor(enum roce_mode roce_mode)
{ … }

static void qed_roce_free_cid_pair(struct qed_hwfn *p_hwfn, u16 cid)
{ … }

int qed_roce_alloc_cid(struct qed_hwfn *p_hwfn, u16 *cid)
{ … }

static void qed_roce_set_real_cid(struct qed_hwfn *p_hwfn, u32 cid)
{ … }

static u8 qed_roce_get_qp_tc(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp)
{ … }

static int qed_roce_sp_create_responder(struct qed_hwfn *p_hwfn,
					struct qed_rdma_qp *qp)
{ … }

static int qed_roce_sp_create_requester(struct qed_hwfn *p_hwfn,
					struct qed_rdma_qp *qp)
{ … }

static int qed_roce_sp_modify_responder(struct qed_hwfn *p_hwfn,
					struct qed_rdma_qp *qp,
					bool move_to_err, u32 modify_flags)
{ … }

static int qed_roce_sp_modify_requester(struct qed_hwfn *p_hwfn,
					struct qed_rdma_qp *qp,
					bool move_to_sqd,
					bool move_to_err, u32 modify_flags)
{ … }

static int qed_roce_sp_destroy_qp_responder(struct qed_hwfn *p_hwfn,
					    struct qed_rdma_qp *qp,
					    u32 *cq_prod)
{ … }

static int qed_roce_sp_destroy_qp_requester(struct qed_hwfn *p_hwfn,
					    struct qed_rdma_qp *qp)
{ … }

int qed_roce_query_qp(struct qed_hwfn *p_hwfn,
		      struct qed_rdma_qp *qp,
		      struct qed_rdma_query_qp_out_params *out_params)
{ … }

int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp)
{ … }

int qed_roce_modify_qp(struct qed_hwfn *p_hwfn,
		       struct qed_rdma_qp *qp,
		       enum qed_roce_qp_state prev_state,
		       struct qed_rdma_modify_qp_in_params *params)
{ … }

static void qed_roce_free_real_icid(struct qed_hwfn *p_hwfn, u16 icid)
{ … }

void qed_roce_dpm_dcbx(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{ … }

int qed_roce_setup(struct qed_hwfn *p_hwfn)
{ … }

int qed_roce_init_hw(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{ … }