SPI_WRITE

Section: Serial Peripheral Interface (S (9)
Updated: February 2011
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NAME

spi_write - SPI synchronous write  

SYNOPSIS

int spi_write(struct spi_device * spi, const u8 * buf, size_t len);
 

ARGUMENTS

spi

device to which data will be written

buf

data buffer

len

data buffer size
 

CONTEXT

can sleep  

DESCRIPTION

This writes the buffer and returns zero or a negative error code. Callable only from contexts that can sleep.  

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