Re: OMAP HSMMC problems with off-mode

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On Thu, 9 Dec 2010, Paul Walmsley wrote:

> On Thu, 9 Dec 2010, Kevin Hilman wrote:
> 
> > Paul, do you want to submit a formal patch for this for 2.6.38? if not,
> > I can add a changelog and queue this with other PM core changes for 2.6.38.
> 
> we should probably come up with a patch for .38 that only increments this 
> when off-mode is entered... otherwise there will probably be a performance 
> hit when off-mode-supporting devices are reinitialized after every 
> clk_enable() :-)  The HSMMC driver also resets the IP block when that 
> happens.

Although, just thinking about it, it might be worth adding a debugfs 
option or Kconfig option for the OMAP PM no-op layer that enables 'brutal 
mode' for testing?


- Paul
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