other versions
- jessie 3.16.56-1+deb8u1
SPI_READ(9) | Serial Peripheral Interface (S | SPI_READ(9) |
NAME¶
spi_read - SPI synchronous readSYNOPSIS¶
int
spi_read(struct spi_device * spi,
void * buf,
size_t len);
ARGUMENTS¶
spidevice from which data will be read
buf
data buffer
len
data buffer size
CONTEXT¶
can sleepDESCRIPTION¶
This reads the buffer and returns zero or a negative error code. Callable only from contexts that can sleep.COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |