[PATCH v7 7/9] ipic: clean up unsupported ack operations

Kumar Gala galak at kernel.crashing.org
Sat Dec 1 01:48:23 EST 2007


On Nov 30, 2007, at 4:03 AM, Li Yang wrote:

>> -----Original Message-----
>> From: Kumar Gala [mailto:galak at kernel.crashing.org]
>> Sent: Friday, November 30, 2007 8:36 AM
>> To: Li Yang
>> Cc: linuxppc-dev at ozlabs.org
>> Subject: Re: [PATCH v7 7/9] ipic: clean up unsupported ack operations
>>
>>
>> On Oct 19, 2007, at 6:38 AM, Li Yang wrote:
>>
>>> IPIC controller doesn't support ack operations.  The
>> pending registers
>>> are read-only.  The patch removes ack operations which are
>> not needed.
>>>
>>> Signed-off-by: Li Yang <leoli at freescale.com>
>>> ---
>>> arch/powerpc/sysdev/ipic.c |   40 +
>>> +--------------------------------------
>>> 1 files changed, 2 insertions(+), 38 deletions(-)
>>
>> applied.
>
> Hi Kumar,
>
> Please hold on this one.  Actually external interrupts in edge mode  
> need
> this ack operation.  But in most cases (level triggered) ack is not
> needed.  I will provide an updated patch later on to take care both
> trigger modes.  Thanks.

Ok, I'll drop this patch.

- k



More information about the Linuxppc-dev mailing list