Spi_Ioc_Message - See the ioctl declaration from here: Web initialize spi_message and append transfers. Spi_ioc_transfer ioctl arguments for data transfer operation: * pass it an array of related transfers, they'll execute. Web * * spi_ioc_message gives userspace the equivalent of kernel spi_sync (). Link you see you have to pass the request type in the. Struct spi_message * m spi_message to be initialized struct.
See the ioctl declaration from here: Link you see you have to pass the request type in the. * pass it an array of related transfers, they'll execute. Web * * spi_ioc_message gives userspace the equivalent of kernel spi_sync (). Web initialize spi_message and append transfers. Spi_ioc_transfer ioctl arguments for data transfer operation: Struct spi_message * m spi_message to be initialized struct.