path: root/drivers/net/ethernet/intel/ice/ice_devlink.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2020, Intel Corporation. */

#include "ice.h"
#include "ice_lib.h"
#include "ice_devlink.h"
#include "ice_eswitch.h"
#include "ice_fw_update.h"

/* context for devlink info version reporting */
struct ice_info_ctx {
	char buf[128];
	struct ice_orom_info pending_orom;
	struct ice_nvm_info pending_nvm;
	struct ice_netlist_info pending_netlist;
	struct ice_hw_dev_caps dev_caps;
};

/* The following functions are used to format specific strings for various
 * devlink info versions. The ctx parameter is used to provide the storage
 * buffer, as well as any ancillary information calculated when the info
 * request was made.
 *
 * If a version does not exist, for example when attempting to get the
 * inactive version of flash when there is no pending update, the function
 * should leave the buffer in the ctx structure empty.
 */

static void ice_info_get_dsn(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	u8 dsn[8];

	/* Copy the DSN into an array in Big Endian format */
	put_unaligned_be64(pci_get_dsn(pf->pdev), dsn);

	snprintf(ctx->buf, sizeof(ctx->buf), "%8phD", dsn);
}

static void ice_info_pba(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_hw *hw = &pf->hw;
	int status;

	status = ice_read_pba_string(hw, (u8 *)ctx->buf, sizeof(ctx->buf));
	if (status)
		/* We failed to locate the PBA, so just skip this entry */
		dev_dbg(ice_pf_to_dev(pf), "Failed to read Product Board Assembly string, status %d\n",
			status);
}

static void ice_info_fw_mgmt(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_hw *hw = &pf->hw;

	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u",
		 hw->fw_maj_ver, hw->fw_min_ver, hw->fw_patch);
}

static void ice_info_fw_api(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_hw *hw = &pf->hw;

	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u", hw->api_maj_ver,
		 hw->api_min_ver, hw->api_patch);
}

static void ice_info_fw_build(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_hw *hw = &pf->hw;

	snprintf(ctx->buf, sizeof(ctx->buf), "0x%08x", hw->fw_build);
}

static void ice_info_orom_ver(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_orom_info *orom = &pf->hw.flash.orom;

	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u",
		 orom->major, orom->build, orom->patch);
}

static void
ice_info_pending_orom_ver(struct ice_pf __always_unused *pf,
			  struct ice_info_ctx *ctx)
{
	struct ice_orom_info *orom = &ctx->pending_orom;

	if (ctx->dev_caps.common_cap.nvm_update_pending_orom)
		snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u",
			 orom->major, orom->build, orom->patch);
}

static void ice_info_nvm_ver(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_nvm_info *nvm = &pf->hw.flash.nvm;

	snprintf(ctx->buf, sizeof(ctx->buf), "%x.%02x", nvm->major, nvm->minor);
}

static void
ice_info_pending_nvm_ver(struct ice_pf __always_unused *pf,
			 struct ice_info_ctx *ctx)
{
	struct ice_nvm_info *nvm = &ctx->pending_nvm;

	if (ctx->dev_caps.common_cap.nvm_update_pending_nvm)
		snprintf(ctx->buf, sizeof(ctx->buf), "%x.%02x",
			 nvm->major, nvm->minor);
}

static void ice_info_eetrack(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_nvm_info *nvm = &pf->hw.flash.nvm;

	snprintf(ctx->buf, sizeof(ctx->buf), "0x%08x", nvm->eetrack);
}

static void
ice_info_pending_eetrack(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_nvm_info *nvm = &ctx->pending_nvm;

	if (ctx->dev_caps.common_cap.nvm_update_pending_nvm)
		snprintf(ctx->buf, sizeof(ctx->buf), "0x%08x", nvm->eetrack);
}

static void ice_info_ddp_pkg_name(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_hw *hw = &pf->hw;

	snprintf(ctx->buf, sizeof(ctx->buf), "%s", hw->active_pkg_name);
}

static void
ice_info_ddp_pkg_version(struct ice_pf *pf, struct ice_info_ctx *ctx)
{
	struct ice_pkg_ver *pkg = &pf->hw.active_pkg_ver;

	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u