linux/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c

/* Broadcom NetXtreme-C/E network driver.
 *
 * Copyright (c) 2021 Broadcom Limited
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 */

#include <linux/types.h>
#include <linux/errno.h>
#include <linux/pci.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
#include "bnxt_hwrm.h"
#include "bnxt_coredump.h"

static int bnxt_hwrm_dbg_dma_data(struct bnxt *bp, void *msg,
				  struct bnxt_hwrm_dbg_dma_info *info)
{ … }

static int bnxt_hwrm_dbg_coredump_list(struct bnxt *bp,
				       struct bnxt_coredump *coredump)
{ … }

static int bnxt_hwrm_dbg_coredump_initiate(struct bnxt *bp, u16 component_id,
					   u16 segment_id)
{ … }

static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id,
					   u16 segment_id, u32 *seg_len,
					   void *buf, u32 buf_len, u32 offset)
{ … }

static void
bnxt_fill_coredump_seg_hdr(struct bnxt *bp,
			   struct bnxt_coredump_segment_hdr *seg_hdr,
			   struct coredump_segment_record *seg_rec, u32 seg_len,
			   int status, u32 duration, u32 instance)
{ … }

static void bnxt_fill_cmdline(struct bnxt_coredump_record *record)
{ … }

static void
bnxt_fill_coredump_record(struct bnxt *bp, struct bnxt_coredump_record *record,
			  time64_t start, s16 start_utc, u16 total_segs,
			  int status)
{ … }

static int __bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len)
{ … }

static u32 bnxt_copy_crash_data(struct bnxt_ring_mem_info *rmem, void *buf,
				u32 dump_len)
{ … }

static int bnxt_copy_crash_dump(struct bnxt *bp, void *buf, u32 dump_len)
{ … }

static bool bnxt_crash_dump_avail(struct bnxt *bp)
{ … }

int bnxt_get_coredump(struct bnxt *bp, u16 dump_type, void *buf, u32 *dump_len)
{ … }

int bnxt_hwrm_get_dump_len(struct bnxt *bp, u16 dump_type, u32 *dump_len)
{ … }

u32 bnxt_get_coredump_length(struct bnxt *bp, u16 dump_type)
{ … }