On Tue, 28 Jun 2011, T Krishnamoorthy, Balaji wrote: > On Tue, Jun 28, 2011 at 10:52 PM, Paul Walmsley <paul@xxxxxxxxx> wrote: > > > > On Wed, 22 Jun 2011, Balaji T K wrote: > > > >> Use runtime autosuspend APIs to enable auto suspend delay > > > > Does this really need to use runtime autosuspend? Seems to me that since > > PM runtime is just controlling the MMC IP blocks and not the regulators in > > this instance, this could simply use pm_runtime_put*() and just avoid the > > extra power wastage and complexity involved in autosuspend. > > I have seen some instabilities if delay is very less, on some production boards. Could you be more specific? What type of instabilities did you see? > The previous implementation used 100ms delay before disabling the clocks. > Is there any specific issue I should be aware of, for using _autosuspend ? - Paul
