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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/soc/intel/catpt/sysfs.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/intel/catpt/sysfs.c')
-rw-r--r-- | sound/soc/intel/catpt/sysfs.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sound/soc/intel/catpt/sysfs.c b/sound/soc/intel/catpt/sysfs.c new file mode 100644 index 000000000..9b6d2d93a --- /dev/null +++ b/sound/soc/intel/catpt/sysfs.c @@ -0,0 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// 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_mark_last_busy(cdev->dev); + 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 +}; |