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->file_name, 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_driver_name_put(req, IONIC_DRV_NAME);
30	if (err)
31		return err;
32
33	err = devlink_info_version_running_put(req,
34					       DEVLINK_INFO_VERSION_GENERIC_FW,
35					       idev->dev_info.fw_version);
36	if (err)
37		return err;
38
39	snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_type);
40	err = devlink_info_version_fixed_put(req,
41					     DEVLINK_INFO_VERSION_GENERIC_ASIC_ID,
42					     buf);
43	if (err)
44		return err;
45
46	snprintf(buf, sizeof(buf), "0x%x", idev->dev_info.asic_rev);
47	err = devlink_info_version_fixed_put(req,
48					     DEVLINK_INFO_VERSION_GENERIC_ASIC_REV,
49					     buf);
50	if (err)
51		return err;
52
53	err = devlink_info_serial_number_put(req, idev->dev_info.serial_num);
54
55	return err;
56}
57
58static const struct devlink_ops ionic_dl_ops = {
59	.info_get	= ionic_dl_info_get,
60	.flash_update	= ionic_dl_flash_update,
61};
62
63struct ionic *ionic_devlink_alloc(struct device *dev)
64{
65	struct devlink *dl;
66
67	dl = devlink_alloc(&ionic_dl_ops, sizeof(struct ionic));
68
69	return devlink_priv(dl);
70}
71
72void ionic_devlink_free(struct ionic *ionic)
73{
74	struct devlink *dl = priv_to_devlink(ionic);
75
76	devlink_free(dl);
77}
78
79int ionic_devlink_register(struct ionic *ionic)
80{
81	struct devlink *dl = priv_to_devlink(ionic);
82	struct devlink_port_attrs attrs = {};
83	int err;
84
85	err = devlink_register(dl, ionic->dev);
86	if (err) {
87		dev_warn(ionic->dev, "devlink_register failed: %d\n", err);
88		return err;
89	}
90
91	attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
92	devlink_port_attrs_set(&ionic->dl_port, &attrs);
93	err = devlink_port_register(dl, &ionic->dl_port, 0);
94	if (err) {
95		dev_err(ionic->dev, "devlink_port_register failed: %d\n", err);
96		devlink_unregister(dl);
97		return err;
98	}
99
100	devlink_port_type_eth_set(&ionic->dl_port, ionic->lif->netdev);
101	return 0;
102}
103
104void ionic_devlink_unregister(struct ionic *ionic)
105{
106	struct devlink *dl = priv_to_devlink(ionic);
107
108	devlink_port_unregister(&ionic->dl_port);
109	devlink_unregister(dl);
110}
111