Re: [PATCHv4 0/3] OMAP: HSMMC: cleanup and runtime pm

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"S, Venkatraman" <svenkatr@xxxxxx> writes:

>> From: Kevin Hilman <khilman@xxxxxx>
>> Date: Fri, Jul 1, 2011 at 11:24 PM
>> Subject: Re: [PATCHv4 0/3] OMAP: HSMMC: cleanup and runtime pm
>> To: cjb@xxxxxxxxxx
>> Cc: Balaji T K <balajitk@xxxxxx>, linux-omap@xxxxxxxxxxxxxxx,
>> linux-mmc@xxxxxxxxxxxxxxx, tony@xxxxxxxxxxx, madhu.cr@xxxxxx,
>> b-cousson@xxxxxx, paul@xxxxxxxxx, kishore.kadiyala@xxxxxx
>>
>>
>> Chris,
>>
>> Balaji T K <balajitk@xxxxxx> writes:
>>
>>> Removing the custom state machine - lazy disable framework in
>>> omap_hsmmc to make way for runtime pm to handle host controller power
>>> states.
>>>
>>> This allows mmc_host_enable/mmc_host_disable to be replaced
>>> by runtime get_sync and put_sync at host controller driver.
>>>
>>> Enable runtime PM in omap_hsmmc
>>>
>>> Rebased to MMC tree : mmc-next branch
>>> Tested on OMAP4430SDP, OMAP3430SDP, OMAP2430SDP
>>
>> Reviewed-by: Kevin Hilman <khilman@xxxxxx>
>> Tested-by: Kevin Hilman <khilman@xxxxxx>
>>
>> Could you queue this series for the v3.1 merge window?  Or, with your
>> ack, we are happy to take this through the OMAP tree along with the
>> other dependecies mentioned below.
>>
>> I've also tested this on OMAP4430/Blaze, OMAP3630/Zoom3 and
>> OMAP3430/n900.
>>
>> We have OMAP PM core code changes queued for v3.1 which require the MMC
>> driver to correctly use runtime PM or we can get hangs if MMC is used
>> during boot.
>>
>> Kevin
>
> Kevin,
>   Another series from Per Forlin [1] is also modifying the same file,
> and might result in merge conflict if this series is queued under OMAP
> and the other is queued by Chris.

OK, then Chris should take this series through his tree.

Thanks,

Kevin

> Chris,
>   If you intend to queue [1] into mmc-next, Balaji / myself can repost
> this series on
> top of it or you'd like to practice some git merge ? Let me know if
> there is anything that I can do to help.
>
> [1] https://lkml.org/lkml/2011/7/1/303
>
>>
>>> MMC runtime patch has dependency on
>>> [PATCH 0/6] OMAP2+: hwmod framework fixes [1]
>>> for MMC1/MMC2 clock to get ungated after idle in OMAP4.
>>>
>>> Without [1] patches, MMC1/MMC2 fails to get detected on OMAP4.
>>>
>>> [1] http://www.mail-archive.com/linux-omap@xxxxxxxxxxxxxxx/msg51457.html
>>>
>>> Balaji T K (3):
>>>   MMC: OMAP: HSMMC: Remove lazy_disable
>>>   MMC: OMAP: HSMMC: add runtime pm support
>>>   MMC: OMAP: HSMMC: Remove unused iclk
>>>
>>>  drivers/mmc/host/omap_hsmmc.c |  365 +++++++----------------------------------
>>>  1 files changed, 57 insertions(+), 308 deletions(-)
>>
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