static_assert((SPI_MODE_KERNEL_MASK & SPI_MODE_USER_MASK) == 0,
"SPI_MODE_USER_MASK & SPI_MODE_KERNEL_MASK must not overlap");
-static inline struct spi_device *to_spi_device(struct device *dev)
+static inline struct spi_device *to_spi_device(const struct device *dev)
{
return dev ? container_of(dev, struct spi_device, dev) : NULL;
}