SYNOPSIS
- int spi_bus_unlock(struct spi_master * master);
ARGUMENTS
master
-
- SPI bus master that was locked for exclusive bus access
CONTEXT
can sleep
DESCRIPTION
This call may only be used from a context that may sleep. The sleep is non-interruptible, and has no timeout.
This call releases an SPI bus lock previously obtained by an spi_bus_lock call.
It returns zero on success, else a negative error code.
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