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  
fw_version_show(struct device * dev,struct device_attribute * attr,char * buf)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