Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) // Copyright(c) 2020 Intel Corporation. All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) // Author: Cezary Rojewski <cezary.rojewski@intel.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include <linux/pm_runtime.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #include "core.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) static ssize_t fw_version_show(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 			       struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	struct catpt_dev *cdev = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	struct catpt_fw_version version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 	pm_runtime_get_sync(cdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	ret = catpt_ipc_get_fw_version(cdev, &version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	pm_runtime_mark_last_busy(cdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	pm_runtime_put_autosuspend(cdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		return CATPT_IPC_ERROR(ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	return sprintf(buf, "%d.%d.%d.%d\n", version.type, version.major,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 		       version.minor, version.build);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) static DEVICE_ATTR_RO(fw_version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) static ssize_t fw_info_show(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 			    struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	struct catpt_dev *cdev = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	return sprintf(buf, "%s\n", cdev->ipc.config.fw_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) static DEVICE_ATTR_RO(fw_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static struct attribute *catpt_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	&dev_attr_fw_version.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	&dev_attr_fw_info.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) static const struct attribute_group catpt_attr_group = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	.attrs = catpt_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) const struct attribute_group *catpt_attr_groups[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	&catpt_attr_group,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) };