add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/iio/imu/kmx61.c
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@@ -1,14 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * KMX61 - Kionix 6-axis Accelerometer/Magnetometer
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  *
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  * Copyright (c) 2014, Intel Corporation.
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  *
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- * This file is subject to the terms and conditions of version 2 of
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- * the GNU General Public License.  See the file COPYING in the main
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- * directory of this archive for more details.
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- *
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  * IIO driver for KMX61 (7-bit I2C slave address 0x0E or 0x0F).
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- *
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  */
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 #include <linux/module.h>
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@@ -316,10 +312,10 @@
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 /**
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  * kmx61_set_mode() - set KMX61 device operating mode
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- * @data - kmx61 device private data pointer
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- * @mode - bitmask, indicating operating mode for @device
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- * @device - bitmask, indicating device for which @mode needs to be set
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- * @update - update stby bits stored in device's private  @data
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+ * @data: kmx61 device private data pointer
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+ * @mode: bitmask, indicating operating mode for @device
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+ * @device: bitmask, indicating device for which @mode needs to be set
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+ * @update: update stby bits stored in device's private  @data
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  *
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  * For each sensor (accelerometer/magnetometer) there are two operating modes
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  * STANDBY and OPERATION. Neither accel nor magn can be disabled independently
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@@ -722,9 +718,9 @@
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 /**
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  * kmx61_set_power_state() - set power state for kmx61 @device
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- * @data - kmx61 device private pointer
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- * @on - power state to be set for @device
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- * @device - bitmask indicating device for which @on state needs to be set
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+ * @data: kmx61 device private pointer
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+ * @on: power state to be set for @device
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+ * @device: bitmask indicating device for which @on state needs to be set
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  *
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  * Notice that when ACC power state needs to be set to ON and MAG is in
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  * OPERATION then we know that kmx61_runtime_resume was already called
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@@ -1252,7 +1248,6 @@
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 	kmx61_set_data(indio_dev, data);
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-	indio_dev->dev.parent = &data->client->dev;
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 	indio_dev->channels = chan;
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 	indio_dev->num_channels = num_channels;
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 	indio_dev->name = name;
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@@ -1397,7 +1392,7 @@
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 	ret = iio_device_register(data->acc_indio_dev);
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 	if (ret < 0) {
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 		dev_err(&client->dev, "Failed to register acc iio device\n");
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-		goto err_buffer_cleanup_mag;
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+		goto err_pm_cleanup;
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 	}
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 	ret = iio_device_register(data->mag_indio_dev);
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@@ -1410,6 +1405,9 @@
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 err_iio_unregister_acc:
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 	iio_device_unregister(data->acc_indio_dev);
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+err_pm_cleanup:
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+	pm_runtime_dont_use_autosuspend(&client->dev);
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+	pm_runtime_disable(&client->dev);
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 err_buffer_cleanup_mag:
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 	if (client->irq > 0)
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 		iio_triggered_buffer_cleanup(data->mag_indio_dev);