Re: [PATCH 0/6] video: s3c-fb: Use runtime suspend while blanked

From: Florian Tobias Schandinat
Date: Sun Jan 08 2012 - 21:35:56 EST


On 12/27/2011 02:15 PM, Mark Brown wrote:
> This patch series (the first two of which I posted the other day)
> improves the runtime power management in the s3c-fb driver by moving it
> to keeping the device runtime suspended when the screen is powered down
> by userspace. This saves a trivial amount of power in the framebuffer
> controller and allows the SoC core code to enter system wide idle
> states which offer much more substantial gains.
>
> Currently it's only lightly tested but it certainly seems to the right
> thing for me.

Applied all 6 patches of this series.


Thanks,

Florian Tobias Schandinat

>
> Mark Brown (6):
> video: s3c-fb: Make runtime PM functional again
> video: s3c-fb: Use s3c_fb_enable() to enable the framebuffer
> video: s3c-fb: Disable runtime PM in error paths from probe
> video: s3c-fb: Take a runtime PM reference when unblanked
> video: s3c-fb: Hold runtime PM references when touching registers
> video: s3c-fb: Don't keep device runtime active when open
>
> drivers/video/s3c-fb.c | 127 ++++++++++++++++++++++++++++++++++-------------
> 1 files changed, 92 insertions(+), 35 deletions(-)
>
>

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