Matt Rhys-Roberts wrote:
> I'm declaring a couple of SPI function prototypes, see below. Not 
> wishing to waste too much time testing awkward things, shouldn't the 
> common variables (sync_mode, bus_mode etc.) be specified more uniquely 
> for each SPI channel?

Function arguments in C are treated exactly the same, including the
scoping rules, as automatic (local) variables within the function.
So, it's perfectly fine to reuse the same argument names in different
functions.

-- Dave Tweed
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