1// SPDX-License-Identifier: GPL-2.0
2/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
3
4#include <linux/module.h>
5#include <linux/netdevice.h>
6
7#include "ionic.h"
8#include "ionic_bus.h"
9#include "ionic_lif.h"
10#include "ionic_devlink.h"
11
12static int ionic_dl_flash_update(struct devlink *dl,
13				 struct devlink_flash_update_params *params,
14				 struct netlink_ext_ack *extack)
15{
16	struct ionic *ionic = devlink_priv(dl);
17
18	return ionic_firmware_update(ionic->lif, params->fw, extack);
19}
20
21static int ionic_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
22			     struct netlink_ext_ack *extack)
23{
24	struct ionic *ionic = devlink_priv(dl);
25	struct ionic_dev *idev = &ionic->idev;
26	char buf[16];
27	int err = 0;
28
29	err = devlink_info_version_running_put(req,
30					       DEVLINK_INFO_VERSION_GENERIC_FW,
31					       idev->dev_info.fw_version);
32	if (err)
33		return err;
34
35	snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_type);
36	err = devlink_info_version_fixed_put(req,
37					     DEVLINK_INFO_VERSION_GENERIC_ASIC_ID,
38					     buf);
39	if (err)
40		return err;
41
42	snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_rev);
43	err = devlink_info_version_fixed_put(req,
44					     DEVLINK_INFO_VERSION_GENERIC_ASIC_REV,
45					     buf);
46	if (err)
47		return err;
48
49	err = devlink_info_serial_number_put(req, idev->dev_info.serial_num);
50
51	return err;
52}
53
54static const struct devlink_ops ionic_dl_ops = {
55	.info_get	= ionic_dl_info_get,
56	.flash_update	= ionic_dl_flash_update,
57};
58
59struct ionic *ionic_devlink_alloc(struct device *dev)
60{
61	struct devlink *dl;
62
63	dl = devlink_alloc(&ionic_dl_ops, sizeof(struct ionic), dev);
64	if (!dl)
65		return NULL;
66
67	return devlink_priv(dl);
68}
69
70void ionic_devlink_free(struct ionic *ionic)
71{
72	struct devlink *dl = priv_to_devlink(ionic);
73
74	devlink_free(dl);
75}
76
77int ionic_devlink_register(struct ionic *ionic)
78{
79	struct devlink *dl = priv_to_devlink(ionic);
80	struct devlink_port_attrs attrs = {};
81	int err;
82
83	attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
84	devlink_port_attrs_set(&ionic->dl_port, &attrs);
85	err = devlink_port_register(dl, &ionic->dl_port, 0);
86	if (err) {
87		dev_err(ionic->dev, "devlink_port_register failed: %d\n", err);
88		return err;
89	}
90
91	SET_NETDEV_DEVLINK_PORT(ionic->lif->netdev, &ionic->dl_port);
92	devlink_register(dl);
93	return 0;
94}
95
96void ionic_devlink_unregister(struct ionic *ionic)
97{
98	struct devlink *dl = priv_to_devlink(ionic);
99
100	devlink_unregister(dl);
101	devlink_port_unregister(&ionic->dl_port);
102}
103