Re: [Ipw2100-devel] [RFC] Runtime power management on ipw2100

2007-01-31 Thread Zhu Yi
On Wed, 2007-01-31 at 07:52 +, Matthew Garrett wrote: > Based on previous discussions, I've implemented a rough attempt at > providing some level of basic runtime power management on the ipw2100 > chipset. This patch does the following: > > 1) On load, it initialises the hardware and then qu

Re: [Ipw2100-devel] [RFC] Runtime power management on ipw2100

2007-02-06 Thread Matthew Garrett
On Thu, Feb 01, 2007 at 09:47:05AM +0800, Zhu Yi wrote: > On Wed, 2007-01-31 at 07:52 +, Matthew Garrett wrote: > >From my understanding, the intention of this patch is to defer the > device self-initialization work (including firmware loading) from netdev > initialization time to netdev open

Re: [Ipw2100-devel] [RFC] Runtime power management on ipw2100

2007-02-08 Thread Zhu Yi
On Tue, 2007-02-06 at 21:44 +, Matthew Garrett wrote: > I'm reluctant to drop the IRQ because PCMCIA seems to have > a nasty habit of grabbing free looking IRQs and setting them to be > edge triggered, which would obviously be bad. Can you provide more details for this problem and why we sho

Re: [linux-pm] [Ipw2100-devel] [RFC] Runtime power management on ipw2100

2007-02-19 Thread David Brownell
On Thursday 08 February 2007 1:01 am, Zhu Yi wrote: > A generic requirement for dynamic power management is the hardware > resource should not be touched when you put it in a low power state. That is in no way a "generic" requirement. It might apply specifically to one ipw2100 low power state ..