linux-kernel - Re: [PATCH 1/2] take 2: (was-kind-of: 3/5 SPI tx

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Date:	Sat, 27 Jan 2007 11:11:03 +0100
From:	Hans-Peter Nilsson <hans-peter.nilsson@...s.com>
To:	david-b@...bell.net
CC:	hans-peter.nilsson@...s.com, linux-kernel@...r.kernel.org,
	mikael.starvik@...s.com, spi-devel-general@...ts.sourceforge.net
Subject: Re: [PATCH 1/2] take 2: (was-kind-of: 3/5 SPI tx_default) 2.6.20-rc6

> From: David Brownell <david-b@...bell.net>
> Date: Fri, 26 Jan 2007 15:21:15 -0800

> > >  That flag could work in conjunction with a byte
> > 
> > Or why not a 32-bit word!
> 
> If a driver wants a repeating 32-bit pattern, they should just
> provide a properly initialized tx buffer.

I'm suggesting the default_tx_word be able to fill out "common"
values of bits_per_word when > 8, else it'd be useless as a
1-filler for larger sizes than byte.  Making it a single bit
then wouldn't cater to your debug-with-scope use-case.

brgds, H-P
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