[PATCH] drivers: char: hvc: add arm JTAG DCC console support

Tony Lindgren tony at atomide.com
Sat Jan 15 06:19:57 EST 2011


* Stephen Boyd <sboyd at codeaurora.org> [101207 11:00]:
> On 12/01/2010 12:20 PM, Stephen Boyd wrote:
> > Definitely for TX since it seems like a redundant loop, but I agree RX
> > code has changed. Instead of
> >
> > If RX buffer full
> > Poll for RX buffer full
> > Read character from RX buffer
> >
> > we would have
> >
> > If RX buffer full
> > Read character from RX buffer
> >
> > which doesn't seem all that different assuming the RX buffer doesn't go
> > from full to empty between the If and Poll steps. Hopefully Tony knows more.
> >
> 
> Tony, any thoughts?

Sorry for the delay, looks like I'm only 1 month behind with email..
Sounds like it should work to me. I can try it out if you point me
to a patch.

Regards,

Tony


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