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From: Grant Likely <grant.likely@secretlab.ca>
To: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Cc: Joe Perches <joe@perches.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Rob Herring <robherring2@gmail.com>,
	Randy Dunlap <rdunlap@infradead.org>,
	linux-doc@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] of: Custom printk format specifier for device node
Date: Tue, 31 Mar 2015 21:52:31 -0700	[thread overview]
Message-ID: <20150401045231.70614C4082F@trevor.secretlab.ca> (raw)
In-Reply-To: <8421E7C5-C0D9-4C86-AA37-F6507B3BCC57@konsulko.com>

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On Tue, 31 Mar 2015 13:03:05 +0300
, Pantelis Antoniou <pantelis.antoniou@konsulko.com>
 wrote:
> > +Device tree nodes:
> > +
> > +	%pOn[fnpPcCFr]
> > +
> > +	For printing device tree nodes. The optional arguments are:
> > +	    f device node full_name
> > +	    n device node name
> > +	    p device node phandle
> > +	    P device node path spec (name + @unit)
> > +	    F device node flags
> > +	    c major compatible string
> > +	    C full compatible string
> > +	Without any arguments prints full_name (same as %pOnf)
> > +	The separator when using multiple arguments is ‘:’
> ^ separator is ‘.'
> > +
> 
> > +	Examples:
> > +
> > +	%pOn	/foo/bar@0			- Node full name
> > +	%pOnf	/foo/bar@0			- Same as above
> > +	%pOnfp	/foo/bar@0:10			- Node full name + phandle
> > +	%pOnfcF	/foo/bar@0:foo,device:--P-	- Node full name +
> > +	                                          major compatible string +
> > +						  node flags
> > +							D - dynamic
> > +							d - detached
> > +							P - Populated
> > +							B - Populated bus
> > +

Thinking about this more, I'd like to suggest a different format that
gives us a nice hack on the name that makes it easy to remember:
	'%pOF[...]'
'O' still means 'object', but it is also overloaded for Open Firmware.
That still leaves %pO? for other object types.  What do you think?

g.

  parent reply	other threads:[~2015-04-01  5:03 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-21 17:06 Pantelis Antoniou
2015-01-21 17:37 ` Joe Perches
2015-01-21 17:39   ` Pantelis Antoniou
2015-01-21 17:52     ` Joe Perches
2015-01-21 17:59     ` Måns Rullgård
2015-01-22 20:31   ` Pantelis Antoniou
2015-03-30 19:04     ` Grant Likely
2015-03-31 10:03       ` Pantelis Antoniou
2015-03-31 17:02         ` Grant Likely
2015-03-31 17:14           ` Pantelis Antoniou
2015-04-01  4:52         ` Grant Likely [this message]
2015-04-01  5:07           ` Joe Perches
  -- strict thread matches above, loose matches on Subject: below --
2015-01-20 14:34 Pantelis Antoniou
2015-01-20 14:47 ` Rob Herring
2015-01-20 14:52   ` Pantelis Antoniou
2015-01-20 17:59     ` Joe Perches
2015-01-20 18:06       ` Pantelis Antoniou
2015-01-20 18:16         ` Joe Perches
2015-01-20 15:24   ` Geert Uytterhoeven
2015-01-20 15:27     ` Pantelis Antoniou
2015-01-20 16:05       ` Måns Rullgård
2015-01-20 17:13         ` Rob Herring

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