Re: [PATCH v8 3/3] OMAP4:keypad: PM runtime

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On Wednesday 23 February 2011 11:59 AM, Dmitry Torokhov wrote:
On Sat, Feb 19, 2011 at 01:44:32PM +0530, Datta, Shubhrajyoti wrote:
On Sat, Feb 19, 2011 at 11:01 AM, Dmitry Torokhov<dmitry.torokhov@xxxxxxxxx
wrote:
Hi Shubhrajyoti,

On Sat, Feb 19, 2011 at 08:37:15AM +0530, Shubhrajyoti wrote:
Hello Dmitry,
If there are no further comments.
Can it be queued?
I normally try not to merge board code leaving it to arch owner. Can we
at least get arch/board maintainer ACKs on this?

Also, I am wondering, what is the utility of this patch? Without it,
as far as I understand, runtime PM is disabled for the device. With the
patch we enable runtime PM but immediately bump up usage count, thus
ensuring that the device is always powered on. So what changed? Or am I
missing something?

After the hwmod changes the clocks are cut. So if it is not enabled then the
device is not usable.

OK, that makes sense. So since we are wiring up runtime PM I think we
should go a strep further and do it in open/close methods. Does the
patch below still work for you?
Yes it works I did some basic  testinig it on omap4 sdp. Thanks
Thanks.


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