mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-09-03 09:37:17 +00:00
077e700cd7
pm_runtime_put_autosuspend(), pm_runtime_put_sync_autosuspend(), pm_runtime_autosuspend() and pm_request_autosuspend() now include a call to pm_runtime_mark_last_busy(). Remove the now-reduntant explicit call to pm_runtime_mark_last_busy(). Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Link: https://patch.msgid.link/20250704075457.3222746-1-sakari.ailus@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
//
|
|
// Copyright(c) 2020 Intel Corporation
|
|
//
|
|
// Author: Cezary Rojewski <cezary.rojewski@intel.com>
|
|
//
|
|
|
|
#include <linux/pm_runtime.h>
|
|
#include "core.h"
|
|
|
|
static ssize_t fw_version_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct catpt_dev *cdev = dev_get_drvdata(dev);
|
|
struct catpt_fw_version version;
|
|
int ret;
|
|
|
|
ret = pm_runtime_resume_and_get(cdev->dev);
|
|
if (ret < 0 && ret != -EACCES)
|
|
return ret;
|
|
|
|
ret = catpt_ipc_get_fw_version(cdev, &version);
|
|
|
|
pm_runtime_put_autosuspend(cdev->dev);
|
|
|
|
if (ret)
|
|
return CATPT_IPC_ERROR(ret);
|
|
|
|
return sysfs_emit(buf, "%d.%d.%d.%d\n", version.type, version.major,
|
|
version.minor, version.build);
|
|
}
|
|
static DEVICE_ATTR_RO(fw_version);
|
|
|
|
static ssize_t fw_info_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct catpt_dev *cdev = dev_get_drvdata(dev);
|
|
|
|
return sysfs_emit(buf, "%s\n", cdev->ipc.config.fw_info);
|
|
}
|
|
static DEVICE_ATTR_RO(fw_info);
|
|
|
|
static struct attribute *catpt_attrs[] = {
|
|
&dev_attr_fw_version.attr,
|
|
&dev_attr_fw_info.attr,
|
|
NULL
|
|
};
|
|
|
|
static const struct attribute_group catpt_attr_group = {
|
|
.attrs = catpt_attrs,
|
|
};
|
|
|
|
const struct attribute_group *catpt_attr_groups[] = {
|
|
&catpt_attr_group,
|
|
NULL
|
|
};
|