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

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
/* Copyright (c) 2019-2020 Marvell International Ltd. */

#include <linux/types.h>
#include <asm/byteorder.h>
#include <linux/bug.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/vmalloc.h>
#include "qed.h"
#include "qed_hw.h"
#include "qed_mcp.h"
#include "qed_reg_addr.h"

#define TLV_TYPE(p) …
#define TLV_LENGTH(p) …
#define TLV_FLAGS(p) …

#define QED_TLV_DATA_MAX …
struct qed_tlv_parsed_buf { … };

static int qed_mfw_get_tlv_group(u8 tlv_type, u8 *tlv_group)
{ … }

/* Returns size of the data buffer or, -1 in case TLV data is not available. */
static int
qed_mfw_get_gen_tlv_value(struct qed_drv_tlv_hdr *p_tlv,
			  struct qed_mfw_tlv_generic *p_drv_buf,
			  struct qed_tlv_parsed_buf *p_buf)
{ … }

static int
qed_mfw_get_eth_tlv_value(struct qed_drv_tlv_hdr *p_tlv,
			  struct qed_mfw_tlv_eth *p_drv_buf,
			  struct qed_tlv_parsed_buf *p_buf)
{ … }

static int
qed_mfw_get_tlv_time_value(struct qed_mfw_tlv_time *p_time,
			   struct qed_tlv_parsed_buf *p_buf)
{ … }

static int
qed_mfw_get_fcoe_tlv_value(struct qed_drv_tlv_hdr *p_tlv,
			   struct qed_mfw_tlv_fcoe *p_drv_buf,
			   struct qed_tlv_parsed_buf *p_buf)
{ … }

static int
qed_mfw_get_iscsi_tlv_value(struct qed_drv_tlv_hdr *p_tlv,
			    struct qed_mfw_tlv_iscsi *p_drv_buf,
			    struct qed_tlv_parsed_buf *p_buf)
{ … }

static int qed_mfw_update_tlvs(struct qed_hwfn *p_hwfn,
			       u8 tlv_group, u8 *p_mfw_buf, u32 size)
{ … }

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