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// SPDX-License-Identifier: GPL-2.0-or-later
/* Marvell/Qlogic FastLinQ NIC driver
*
* Copyright (C) 2020 Marvell International Ltd.
*/
#include <linux/kernel.h>
#include <linux/qed/qed_if.h>
#include "qed.h"
#include "qed_devlink.h"
enum qed_devlink_param_id {
QED_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
QED_DEVLINK_PARAM_ID_IWARP_CMT,
};
static int qed_dl_param_get(struct devlink *dl, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct qed_devlink *qed_dl = devlink_priv(dl);
struct qed_dev *cdev;
cdev = qed_dl->cdev;
ctx->val.vbool = cdev->iwarp_cmt;
return 0;
}
static int qed_dl_param_set(struct devlink *dl, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct qed_devlink *qed_dl = devlink_priv(dl);
struct qed_dev *cdev;
cdev = qed_dl->cdev;
cdev->iwarp_cmt = ctx->val.vbool;
return 0;
}
static const struct devlink_param qed_devlink_params[] = {
DEVLINK_PARAM_DRIVER(QED_DEVLINK_PARAM_ID_IWARP_CMT,
"iwarp_cmt", DEVLINK_PARAM_TYPE_BOOL,
BIT(DEVLINK_PARAM_CMODE_RUNTIME),
qed_dl_param_get, qed_dl_param_set, NULL),
};
static int qed_devlink_info_get(struct devlink *devlink,
struct devlink_info_req *req,
struct netlink_ext_ack *extack)
{
struct qed_devlink *qed_dl = devlink_priv(devlink);
struct qed_dev *cdev = qed_dl->cdev;
struct qed_dev_info *dev_info;
char buf[100];
int err;
dev_info = &cdev->common_dev_info;
err = devlink_info_driver_name_put(req, KBUILD_MODNAME);
if (err)
return err;
memcpy(buf, cdev->hwfns[0].hw_info.part_num, sizeof(cdev->hwfns[0].hw_info.part_num));
buf[sizeof(cdev->hwfns[0].hw_info.part_num)] = 0;
if (buf[0]) {
err = devlink_info_board_serial_number_put(req, buf);
if (err)
return err;
}
snprintf(buf, sizeof(buf), "%d.%d.%d.%d",
GET_MFW_FIELD(dev_info->mfw_rev, QED_MFW_VERSION_3),
GET_MFW_FIELD(dev_info->mfw_rev, QED_MFW_VERSION_2),
GET_MFW_FIELD(dev_info->mfw_rev, QED_MFW_VERSION_1),
GET_MFW_FIELD(dev_info->mfw_rev, QED_MFW_VERSION_0));
err = devlink_info_version_stored_put(req,
DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, buf);
if (err)
return err;
snprintf(buf, sizeof(buf), "%d.%d.%d.%d",
dev_info->fw_major,
dev_info->fw_minor,
dev_info->fw_rev,
dev_info->fw_eng);
return devlink_info_version_running_put(req,
DEVLINK_INFO_VERSION_GENERIC_FW_APP, buf);
}
static const struct devlink_ops qed_dl_ops = {
.info_get = qed_devlink_info_get,
};
struct devlink *qed_devlink_register(struct qed_dev *cdev)
{
union devlink_param_value value;
struct qed_devlink *qdevlink;
struct devlink *dl;
int rc;
dl = devlink_alloc(&qed_dl_ops, sizeof(struct qed_devlink));
if (!dl)
return ERR_PTR(-ENOMEM);
qdevlink = devlink_priv(dl);
qdevlink->cdev = cdev;
rc = devlink_register(dl, &cdev->pdev->dev);
if (rc)
goto err_free;
rc = devlink_params_register(dl, qed_devlink_params,
ARRAY_SIZE(qed_devlink_params));
if (rc)
goto err_unregister;
value.vbool = false;
devlink_param_driverinit_value_set(dl,
QED_DEVLINK_PARAM_ID_IWARP_CMT,
value);
devlink_params_publish(dl);
cdev->iwarp_cmt = false;
return dl;
err_unregister:
devlink_unregister(dl);
err_free:
devlink_free(dl);
return ERR_PTR(rc);
}
void qed_devlink_unregister(struct devlink *devlink)
{
if (!devlink)
return;
devlink_params_unregister(devlink, qed_devlink_params,
ARRAY_SIZE(qed_devlink_params));
devlink_unregister(devlink);
devlink_free(devlink);
}
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