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82 lines
1.6 KiB
82 lines
1.6 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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// Copyright (c) 2021 Intel Corporation |
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#include <linux/device.h> |
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#include <linux/kernel.h> |
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#include <linux/peci.h> |
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#include "internal.h" |
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static int rescan_controller(struct device *dev, void *data) |
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{ |
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if (dev->type != &peci_controller_type) |
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return 0; |
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return peci_controller_scan_devices(to_peci_controller(dev)); |
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} |
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static ssize_t rescan_store(struct bus_type *bus, const char *buf, size_t count) |
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{ |
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bool res; |
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int ret; |
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ret = kstrtobool(buf, &res); |
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if (ret) |
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return ret; |
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if (!res) |
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return count; |
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ret = bus_for_each_dev(&peci_bus_type, NULL, NULL, rescan_controller); |
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if (ret) |
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return ret; |
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return count; |
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} |
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static BUS_ATTR_WO(rescan); |
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static struct attribute *peci_bus_attrs[] = { |
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&bus_attr_rescan.attr, |
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NULL |
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}; |
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static const struct attribute_group peci_bus_group = { |
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.attrs = peci_bus_attrs, |
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}; |
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const struct attribute_group *peci_bus_groups[] = { |
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&peci_bus_group, |
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NULL |
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}; |
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static ssize_t remove_store(struct device *dev, struct device_attribute *attr, |
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const char *buf, size_t count) |
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{ |
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struct peci_device *device = to_peci_device(dev); |
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bool res; |
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int ret; |
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ret = kstrtobool(buf, &res); |
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if (ret) |
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return ret; |
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if (res && device_remove_file_self(dev, attr)) |
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peci_device_destroy(device); |
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return count; |
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} |
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static DEVICE_ATTR_IGNORE_LOCKDEP(remove, 0200, NULL, remove_store); |
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static struct attribute *peci_device_attrs[] = { |
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&dev_attr_remove.attr, |
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NULL |
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}; |
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static const struct attribute_group peci_device_group = { |
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.attrs = peci_device_attrs, |
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}; |
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const struct attribute_group *peci_device_groups[] = { |
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&peci_device_group, |
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NULL |
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};
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