Re: [PATCH 5/5 v4] mfd: omap: usb: Runtime PM support
From: Munegowda, Keshava
Date: Tue Aug 30 2011 - 02:17:19 EST
On Tue, Aug 30, 2011 at 2:17 AM, Kevin Hilman <khilman@xxxxxx> wrote:
> Kevin Hilman <khilman@xxxxxx> writes:
>
>> Keshava Munegowda <keshava_mgowda@xxxxxx> writes:
>>
>>> From: Keshava Munegowda <Keshava_mgowda@xxxxxx>
>>>
>>> The usbhs core driver does not enable/disable the intefrace and
>>> fucntional clocks; These clocks are handled by hwmod and runtime pm,
>>> hence insted of the clock enable/disable, the runtime pm APIS are
>>> used. however,the port clocks are handled by the usbhs core.
>>>
>>> Signed-off-by: Keshava Munegowda <keshava_mgowda@xxxxxx>
>>
>> General comment: all usage of pm_runtime_put_sync() can likely be
>> replaced by the asynchronous versions. I don't currently see why the
>> synchronous verions are needed here.
>>
>> Other than that, the runtime PM parts of this look OK to me. After
>> changing to asynchonous puts, feel free to add:
>>
>> Reviewed-by: Kevin Hilman <khilman@xxxxxx>
>
> oops, this should've been in response to your v8 version.
>
> Kevin
>
>>
>> Also, after a quick glance, it looks like this version of the series
>> addresses the problems seen by Jassi Brar with the TLL reset[1]. Please
>> confirm.
>>
>> Speaking of which, it's helpful to Cc folks who have had comments on
>> previous versions of your series so they are sure they're previous
>> issues are addressed. I've Cc'd Jassi Brar.
>>
>> Thanks,
>>
>> Kevin
>>
>> [1] http://marc.info/?l=linux-omap&m=130921260703865&w=2
>
Thanks for review; yes, its reworks of complete runtime pm of usbhs as
suggested by Jassi Brar.
balbi, sameo
this patch series available at
the branch kmg-usbhs-pm
of code repository : git://gitorious.org/~kmg/mirrors/kmg-usbhs-pm.git
Regards
Keshava
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