1 // SPDX-License-Identifier: GPL-2.0-only
2 //
3 // Copyright(c) 2021-2024 Intel Corporation
4 //
5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com>
6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
7 //
8
9 #include <linux/sysfs.h>
10 #include "avs.h"
11
12 static ssize_t fw_version_show(struct device *dev, struct device_attribute *attr, char *buf)
13 {
14 struct avs_dev *adev = to_avs_dev(dev);
15 struct avs_fw_version *fw_version = &adev->fw_cfg.fw_version;
16
17 return sysfs_emit(buf, "%d.%d.%d.%d\n", fw_version->major, fw_version->minor,
18 fw_version->hotfix, fw_version->build);
19 }
20 static DEVICE_ATTR_RO(fw_version);
21
22 static struct attribute *avs_fw_attrs[] = {
23 &dev_attr_fw_version.attr,
24 NULL
25 };
26
27 static const struct attribute_group avs_attr_group = {
28 .name = "avs",
29 .attrs = avs_fw_attrs,
30 };
31
32 const struct attribute_group *avs_attr_groups[] = {
33 &avs_attr_group,
34 NULL
35 };
36
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