[PATCH v4] twd: Don't set CLOCK_EVT_FEAT_C3STOP unconditionally

Marc Gonzalez marc_gonzalez at sigmadesigns.com
Mon Oct 5 09:37:04 PDT 2015


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 <marc_gonzalez at sigmadesigns.com>
> ---
>  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/

Regards.




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