staging: iio: adc: simplify getting .drvdata
We should get drvdata from struct device directly. Going via platform_device is an unneeded step back and forth. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -18,8 +18,7 @@
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static int ad7606_par16_read_block(struct device *dev,
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int count, void *buf)
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{
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struct platform_device *pdev = to_platform_device(dev);
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struct iio_dev *indio_dev = platform_get_drvdata(pdev);
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struct iio_dev *indio_dev = dev_get_drvdata(dev);
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struct ad7606_state *st = iio_priv(indio_dev);
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insw((unsigned long)st->base_address, buf, count);
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@ -34,8 +33,7 @@ static const struct ad7606_bus_ops ad7606_par16_bops = {
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static int ad7606_par8_read_block(struct device *dev,
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int count, void *buf)
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{
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struct platform_device *pdev = to_platform_device(dev);
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struct iio_dev *indio_dev = platform_get_drvdata(pdev);
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struct iio_dev *indio_dev = dev_get_drvdata(dev);
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struct ad7606_state *st = iio_priv(indio_dev);
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insb((unsigned long)st->base_address, buf, count * 2);
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