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SPI_READ(9) - phpMan SPI_READ(9) Serial Peripheral Interface (S SPI_READ(9) NAME spi_read - SPI synchronous read SYNOPSIS int spi_read(struct spi_device * spi, void * buf, size_t len); ARGUMENTS spi device from which data will be read buf data buffer len data buffer size CONTEXT can sleep DESCRIPTION This function reads the buffer buf. Callable only from contexts that can sleep. RETURN zero on success, else a negative error code. COPYRIGHT Kernel Hackers Manual 4.8. January 2017 SPI_READ(9) |