1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2020 Intel Corporation. All rights reserved.
5 // Author: Cezary Rojewski <cezary.rojewski@intel.com>
8 #include <linux/pm_runtime.h>
11 static ssize_t fw_version_show(struct device *dev,
12 struct device_attribute *attr, char *buf)
14 struct catpt_dev *cdev = dev_get_drvdata(dev);
15 struct catpt_fw_version version;
18 ret = pm_runtime_resume_and_get(cdev->dev);
19 if (ret < 0 && ret != -EACCES)
22 ret = catpt_ipc_get_fw_version(cdev, &version);
24 pm_runtime_mark_last_busy(cdev->dev);
25 pm_runtime_put_autosuspend(cdev->dev);
28 return CATPT_IPC_ERROR(ret);
30 return sysfs_emit(buf, "%d.%d.%d.%d\n", version.type, version.major,
31 version.minor, version.build);
33 static DEVICE_ATTR_RO(fw_version);
35 static ssize_t fw_info_show(struct device *dev,
36 struct device_attribute *attr, char *buf)
38 struct catpt_dev *cdev = dev_get_drvdata(dev);
40 return sysfs_emit(buf, "%s\n", cdev->ipc.config.fw_info);
42 static DEVICE_ATTR_RO(fw_info);
44 static struct attribute *catpt_attrs[] = {
45 &dev_attr_fw_version.attr,
46 &dev_attr_fw_info.attr,
50 static const struct attribute_group catpt_attr_group = {
54 const struct attribute_group *catpt_attr_groups[] = {