iio: st_accel: Fix unused variable warning
[ Upstream commit 0163c1c521
]
drivers/iio/accel/st_accel_core.c:1005:44: warning:
mount_matrix_ext_info defined but not used [-Wunused-const-variable=]
Using stub helper while CONFIG_ACPI is disabled to fix it.
Suggested-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
parent
7a6cec43ba
commit
f7a667db91
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@ -993,6 +993,7 @@ static const struct iio_trigger_ops st_accel_trigger_ops = {
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#define ST_ACCEL_TRIGGER_OPS NULL
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#endif
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#ifdef CONFIG_ACPI
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static const struct iio_mount_matrix *
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get_mount_matrix(const struct iio_dev *indio_dev,
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const struct iio_chan_spec *chan)
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@ -1013,7 +1014,6 @@ static const struct iio_chan_spec_ext_info mount_matrix_ext_info[] = {
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static int apply_acpi_orientation(struct iio_dev *indio_dev,
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struct iio_chan_spec *channels)
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{
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#ifdef CONFIG_ACPI
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struct st_sensor_data *adata = iio_priv(indio_dev);
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struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
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struct acpi_device *adev;
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@ -1141,10 +1141,14 @@ static int apply_acpi_orientation(struct iio_dev *indio_dev,
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out:
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kfree(buffer.pointer);
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return ret;
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#else /* !CONFIG_ACPI */
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return 0;
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#endif
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}
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#else /* !CONFIG_ACPI */
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static int apply_acpi_orientation(struct iio_dev *indio_dev,
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struct iio_chan_spec *channels)
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{
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return 0;
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}
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#endif
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/*
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* st_accel_get_settings() - get sensor settings from device name
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