Messages in this thread |  | | | Date | Wed, 6 Jan 2010 10:49:26 -0800 | | From | mark gross <> | | Subject | Re: [PATCH] pm_qos: Add QoS param, minimum system bus frequency |
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On Mon, Jan 04, 2010 at 03:18:52PM -0800, David Brown wrote: > On Mon, Jan 04, 2010 at 01:38:52PM -0800, mark gross wrote: > > > Also, on your platform you have a throttling driver controlling the > > frequency of some bus, that will use this value as a constraint on how > > far it will throttle. no? I would be interested in seeing this driver > > sometime. (I just want to make sure no one bastardizes pm_qos into an > > operating point thing. I'm not sure I can justify why but I want to > > avoid that.) > > We're part of a system with several other devices. Our driver > just passes the frequency on as our voted minimum. > > Look for PM_QOS_SYSTEM_BUS_FREQ in the file: > > https://www.codeaurora.org/gitweb/quic/la/?p=kernel/msm.git;a=blob;f=arch/arm/mach-msm/clock.c;h=3a22b5abb8e8acf876367dc6c013fe507af9c0ac;hb=287d333b03df8faafd3a480abc8e121110870839 > > http://tinyurl.com/ye7eg33 hurray for tinyurls!
It looks pretty ok to me on my initial inspection.
--mgross
> David
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