From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Tobias Schandinat Date: Mon, 09 Jan 2012 02:35:48 +0000 Subject: Re: [PATCH 0/6] video: s3c-fb: Use runtime suspend while blanked Message-Id: <4F0A5284.7080009@gmx.de> List-Id: References: <20111227141550.GA3331@opensource.wolfsonmicro.com> In-Reply-To: <20111227141550.GA3331@opensource.wolfsonmicro.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Mark Brown Cc: Jingoo Han , linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org 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(-) > >