38 	struct spi_device *spi;  member
66 	return spi_write(state->spi, state->mosi, 2);  in mcp4922_spi_write()
125 static int mcp4922_probe(struct spi_device *spi)  in mcp4922_probe()  argument
132 	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*state));  in mcp4922_probe()
137 	state->spi = spi;  in mcp4922_probe()
138 	state->vref_reg = devm_regulator_get(&spi->dev, "vref");  in mcp4922_probe()
140 		dev_err(&spi->dev, "Vref regulator not specified\n");  in mcp4922_probe()
146 		dev_err(&spi->dev, "Failed to enable vref regulator: %d\n",  in mcp4922_probe()
153 		dev_err(&spi->dev, "Failed to read vref regulator: %d\n",  in mcp4922_probe()
159 	spi_set_drvdata(spi, indio_dev);  in mcp4922_probe()
160 	id = spi_get_device_id(spi);  in mcp4922_probe()
161 	indio_dev->dev.parent = &spi->dev;  in mcp4922_probe()
170 		dev_err(&spi->dev, "Failed to register iio device: %d\n",  in mcp4922_probe()
183 static int mcp4922_remove(struct spi_device *spi)  in mcp4922_remove()  argument
185 	struct iio_dev *indio_dev = spi_get_drvdata(spi);  in mcp4922_remove()
201 MODULE_DEVICE_TABLE(spi, mcp4922_id);