From mboxrd@z Thu Jan 1 00:00:00 1970 From: marc_gonzalez@sigmadesigns.com (Marc Gonzalez) Date: Wed, 7 Oct 2015 14:14:46 +0200 Subject: [PATCH v4] twd: Don't set CLOCK_EVT_FEAT_C3STOP unconditionally In-Reply-To: <5612A730.5030400@sigmadesigns.com> References: <56123BD0.8010005@sigmadesigns.com> <56124035.6080107@sigmadesigns.com> <561247DF.1000308@sigmadesigns.com> <20151005103539.GC19064@leverpostej> <5612649C.5020401@sigmadesigns.com> <5612A730.5030400@sigmadesigns.com> Message-ID: <56150CB6.2040701@sigmadesigns.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 05/10/2015 18:37, Marc Gonzalez wrote: > On 05/10/2015 13:53, Marc Gonzalez wrote: >> In 5388a6b266 ("ARM: SMP: Always enable clock event broadcast support") >> Russell noted that "the TWD local timers are unable to wake up the CPU >> when it is placed into a low power mode". >> >> However, some platforms do not stop the TWD block in low-power mode, >> and can thus use the TWD timer in one-shot mode, without setting up >> a broadcast device. >> >> Make the driver check for the "twd-never-stops" boolean property, >> and set the CLOCK_EVT_FEAT_C3STOP flag accordingly. >> >> Signed-off-by: Marc Gonzalez >> --- >> Documentation/devicetree/bindings/arm/twd.txt | 4 ++++ >> arch/arm/kernel/smp_twd.c | 5 ++++- >> 2 files changed, 8 insertions(+), 1 deletion(-) > > Sorry, I don't fully understand the submission process. > > Should I now submit my patch to the patch queue? > http://www.arm.linux.org.uk/developer/patches/ Submitted as patch 8441/1 http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=8441/1