lkml.org 
[lkml]   [2014]   [Nov]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH] of/irq: Drop obsolete 'interrupts' vs 'interrupts-extended' text
On Mon, Nov 3, 2014 at 3:15 AM, Mark Rutland <mark.rutland@arm.com> wrote:
> On Sat, Nov 01, 2014 at 11:35:31PM +0000, Bjorn Helgaas wrote:
>> a9ecdc0fdc54 ("of/irq: Fix lookup to use 'interrupts-extended' property
>> first") updated the description to say that:
>>
>> - Both 'interrupts' and 'interrupts-extended' may be present
>> - Software should prefer 'interrupts-extended'
>> - Software that doesn't comprehend 'interrupts-extended' may use
>> 'interrupts'
>>
>> But there is still a paragraph at the end that prohibits having both and
>> says 'interrupts' should be preferred.
>>
>> Remove the contradictory text.
>>
>> Fixes: a9ecdc0fdc54 ("of/irq: Fix lookup to use 'interrupts-extended' property first")
>> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
>> CC: stable@vger.kernel.org # v3.13+
>> ---
>> .../bindings/interrupt-controller/interrupts.txt | 4 ----
>> 1 file changed, 4 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>> index ce6a1a072028..8a3c40829899 100644
>> --- a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>> +++ b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>> @@ -30,10 +30,6 @@ should only be used when a device has multiple interrupt parents.
>> Example:
>> interrupts-extended = <&intc1 5 1>, <&intc2 1 0>;
>>
>> -A device node may contain either "interrupts" or "interrupts-extended", but not
>> -both. If both properties are present, then the operating system should log an
>> -error and use only the data in "interrupts".
>
> Why not update the binding to explain that interrupts-extended is
> typically preferred?

I'm only trying to fix the contradictory text. It's fine with me if
somebody wants to go farther and prefer interrupts-extended (though it
does look like "interrupts" will be more concise for machines with a
single interrupt controller).

Bjorn


\
 
 \ /
  Last update: 2014-11-03 18:41    [W:0.115 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site