change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/iio/light/tcs3414.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * tcs3414.c - Support for TAOS TCS3414 digital color sensor
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  *
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  * Copyright (c) 2014 Peter Meerwald <pmeerw@pmeerw.net>
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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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  * Digital color sensor with 16-bit channels for red, green, blue, clear);
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  * 7-bit I2C slave address 0x39 (TCS3414) or 0x29, 0x49, 0x59 (TCS3413,
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@@ -247,7 +244,7 @@
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 	.attrs = &tcs3414_attribute_group,
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 };
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-static int tcs3414_buffer_preenable(struct iio_dev *indio_dev)
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+static int tcs3414_buffer_postenable(struct iio_dev *indio_dev)
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 {
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 	struct tcs3414_data *data = iio_priv(indio_dev);
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@@ -259,11 +256,6 @@
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 static int tcs3414_buffer_predisable(struct iio_dev *indio_dev)
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 {
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 	struct tcs3414_data *data = iio_priv(indio_dev);
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-	int ret;
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-
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-	ret = iio_triggered_buffer_predisable(indio_dev);
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-	if (ret < 0)
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-		return ret;
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 	data->control &= ~TCS3414_CONTROL_ADC_EN;
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 	return i2c_smbus_write_byte_data(data->client, TCS3414_CONTROL,
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@@ -271,8 +263,7 @@
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 }
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 static const struct iio_buffer_setup_ops tcs3414_buffer_setup_ops = {
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-	.preenable = tcs3414_buffer_preenable,
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-	.postenable = &iio_triggered_buffer_postenable,
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+	.postenable = tcs3414_buffer_postenable,
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 	.predisable = tcs3414_buffer_predisable,
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 };
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@@ -291,7 +282,6 @@
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 	i2c_set_clientdata(client, indio_dev);
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 	data->client = client;
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-	indio_dev->dev.parent = &client->dev;
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 	indio_dev->info = &tcs3414_info;
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 	indio_dev->name = TCS3414_DRV_NAME;
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 	indio_dev->channels = tcs3414_channels;