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path: root/drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c
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Diffstat (limited to 'drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c')
-rw-r--r--drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c b/drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c
deleted file mode 100644
index bcd1086e3768..000000000000
--- a/drivers/net/ethernet/meta/fbnic/fbnic_hwmon.c
+++ /dev/null
@@ -1,81 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* Copyright (c) Meta Platforms, Inc. and affiliates. */
-
-#include <linux/hwmon.h>
-
-#include "fbnic.h"
-#include "fbnic_mac.h"
-
-static int fbnic_hwmon_sensor_id(enum hwmon_sensor_types type)
-{
- if (type == hwmon_temp)
- return FBNIC_SENSOR_TEMP;
- if (type == hwmon_in)
- return FBNIC_SENSOR_VOLTAGE;
-
- return -EOPNOTSUPP;
-}
-
-static umode_t fbnic_hwmon_is_visible(const void *drvdata,
- enum hwmon_sensor_types type,
- u32 attr, int channel)
-{
- if (type == hwmon_temp && attr == hwmon_temp_input)
- return 0444;
- if (type == hwmon_in && attr == hwmon_in_input)
- return 0444;
-
- return 0;
-}
-
-static int fbnic_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
- u32 attr, int channel, long *val)
-{
- struct fbnic_dev *fbd = dev_get_drvdata(dev);
- const struct fbnic_mac *mac = fbd->mac;
- int id;
-
- id = fbnic_hwmon_sensor_id(type);
- return id < 0 ? id : mac->get_sensor(fbd, id, val);
-}
-
-static const struct hwmon_ops fbnic_hwmon_ops = {
- .is_visible = fbnic_hwmon_is_visible,
- .read = fbnic_hwmon_read,
-};
-
-static const struct hwmon_channel_info *fbnic_hwmon_info[] = {
- HWMON_CHANNEL_INFO(temp, HWMON_T_INPUT),
- HWMON_CHANNEL_INFO(in, HWMON_I_INPUT),
- NULL
-};
-
-static const struct hwmon_chip_info fbnic_chip_info = {
- .ops = &fbnic_hwmon_ops,
- .info = fbnic_hwmon_info,
-};
-
-void fbnic_hwmon_register(struct fbnic_dev *fbd)
-{
- if (!IS_REACHABLE(CONFIG_HWMON))
- return;
-
- fbd->hwmon = hwmon_device_register_with_info(fbd->dev, "fbnic",
- fbd, &fbnic_chip_info,
- NULL);
- if (IS_ERR(fbd->hwmon)) {
- dev_notice(fbd->dev,
- "Failed to register hwmon device %pe\n",
- fbd->hwmon);
- fbd->hwmon = NULL;
- }
-}
-
-void fbnic_hwmon_unregister(struct fbnic_dev *fbd)
-{
- if (!IS_REACHABLE(CONFIG_HWMON) || !fbd->hwmon)
- return;
-
- hwmon_device_unregister(fbd->hwmon);
- fbd->hwmon = NULL;
-}