Re: [PATCH 2/2] mmc: sh_mmcif: use PM QoS instead of delayed clock gating for PM

2012-01-28 Thread Rafael J. Wysocki
Hi, On Thursday, January 19, 2012, Guennadi Liakhovetski wrote: > Using delayed clock gating to prevent too frequent gating of the clock > is simple and efficient, but too inflexible. I'd mention that you're working around the change made by commit 597dd9d79cfbbb1636d00a7fd0880355d9b20c41. > We

[PATCH 2/2] mmc: sh_mmcif: use PM QoS instead of delayed clock gating for PM

2012-01-19 Thread Guennadi Liakhovetski
Using delayed clock gating to prevent too frequent gating of the clock is simple and efficient, but too inflexible. We use PM QoS instead to let the runtime PM subsystem decide, which power states can be entered at any specific time, depending on the currently active governor. Signed-off-by: Guenn