1. NAME▲
spi_write - SPI synchronous write
2. SYNOPSIS ▲
int spi_write(struct spi_device * spi , const void * buf , size_t len );
3. ARGUMENTS ▲
spi
device to which data will be written
buf
data buffer
len
data buffer size
4. CONTEXT ▲
can sleep
5. DESCRIPTION ▲
This writes the buffer and returns zero or a negative error code. Callable only from contexts that can sleep.
6. COPYRIGHT ▲