iio: backend: spelling: continuous -> continuous

This fixes the spelling in IIO_BACKEND_INTERNAL_CONTINUOUS_WAVE.
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20240726-iio-backend-spelling-continuous-v1-1-467c6e3f78ff@baylibre.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/dac/ad9739a.c

@@ -145,7 +145,7 @@ static int ad9739a_buffer_postdisable(struct iio_dev *indio_dev)
 	struct ad9739a_state *st = iio_priv(indio_dev);
 
 	return iio_backend_data_source_set(st->back, 0,
-					   IIO_BACKEND_INTERNAL_CONTINUOS_WAVE);
+					   IIO_BACKEND_INTERNAL_CONTINUOUS_WAVE);
 }
 
 static bool ad9739a_reg_accessible(struct device *dev, unsigned int reg)

drivers/iio/dac/adi-axi-dac.c

@@ -452,7 +452,7 @@ static int axi_dac_data_source_set(struct iio_backend *back, unsigned int chan,
 	struct axi_dac_state *st = iio_backend_get_priv(back);
 
 	switch (data) {
-	case IIO_BACKEND_INTERNAL_CONTINUOS_WAVE:
+	case IIO_BACKEND_INTERNAL_CONTINUOUS_WAVE:
 		return regmap_update_bits(st->regmap,
 					  AXI_DAC_REG_CHAN_CNTRL_7(chan),
 					  AXI_DAC_DATA_SEL,

include/linux/iio/backend.h

@@ -17,7 +17,7 @@ enum iio_backend_data_type {
 };
 
 enum iio_backend_data_source {
-	IIO_BACKEND_INTERNAL_CONTINUOS_WAVE,
+	IIO_BACKEND_INTERNAL_CONTINUOUS_WAVE,
 	IIO_BACKEND_EXTERNAL,
 	IIO_BACKEND_DATA_SOURCE_MAX
 };