[PATCH v7] OMAP2+: PM: omap device: API's for handling mstandby mode

G, Manjunath Kondaiah manjugk at ti.com
Mon Dec 13 20:48:22 EST 2010


Paul/Benoit,

On Fri, Dec 03, 2010 at 01:19:06PM +0100, Cousson, Benoit wrote:
> On 12/3/2010 10:47 AM, G, Manjunath Kondaiah wrote:
> >* Cousson, Benoit<b-cousson at ti.com>  [2010-12-03 09:38:35 +0100]:
> 
> [...]
> 
> >>>v7: replaced mutex lock with spin lock. Added use count for controlling
> >>>access to sysconfig registers in case if overlapping request/release API's
> >>>are used.
> >>
> >>I'm not sure it should be done here. I'd rather keep that code in
> >>the DMA, since this is the only user of that feature.
> >
> >Are you referring to spin lock or usage count?
> 
> The spinlock is needed, I was referring to the usage count.
> 
> That being said, the API proposed by Paul (request/release
> ) sound like a get/put, so maybe he had that kind of usage in mind.
> 
> I'm still not convince it should be done at hwmod API level.
> 
> 
> Paul,
> Any thoughts on that?

How do we proceed further?

-Manjunath




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