other versions
- wheezy-backports 3.16.39-1+deb8u1~bpo70+1
- jessie 3.16.43-2
| SPI_WRITE(9) | Serial Peripheral Interface (S | SPI_WRITE(9) |
NAME¶
spi_write - SPI synchronous writeSYNOPSIS¶
int
spi_write(struct spi_device * spi,
const void * buf,
size_t len);
ARGUMENTS¶
spidevice to which data will be written
buf
data buffer
len
data buffer size
CONTEXT¶
can sleepDESCRIPTION¶
This writes the buffer and returns zero or a negative error code. Callable only from contexts that can sleep.COPYRIGHT¶
| February 2017 | Kernel Hackers Manual 3.16 |