[linux-yocto] [PATCH 0/6] [linux-yocto-3.19] standard/base: Backport Braswell intel_idle driver patches from upstream kernel into Yocto Project linux kernel v3.19.
Bruce Ashfield
bruce.ashfield at windriver.com
Fri May 22 10:30:47 PDT 2015
On 2015-05-22 04:52 AM, wei.tee.ng at intel.com wrote:
> From: Ng Wei Tee <wei.tee.ng at intel.com>
>
> Hi all,
>
> This patch is to backport Braswell intel_idle driver patches that are
> available in the upstream kernel into Yocto Project linux kernel v3.19.
> These patches are to enable intel_idle driver to support C-states for
> the Airmont core in the Cherrytrail and Braswell SOCs. The states are
> similar to those of Silvermont in Baytrail, except both flavors of C6
> states are faster.
>
> This configuration was built and tested working on CherryHill platform.
> Please review and provide feedback if any.
>
> This patch is target for linux-yocto-3.19 on standard/base branch.
>
These look fine to me. I've merged them and pushed them to the
repository.
Bruce
> Thanks.
>
> Regards,
> Wei Tee
> The following changes since commit d3c0b958e68824c7037005e2a84e5661ba98d5b0:
>
> drm/i915: New offset for reading frequencies on CHV. (2015-05-21 14:23:08 -0400)
>
> are available in the git repository at:
>
> git://git.yoctoproject.org/linux-yocto-contrib weitee/idle-patch
> http://git.yoctoproject.org/cgit.cgi/linux-yocto-contrib/log/?h=weitee/idle-patch
>
> Len Brown (3):
> intel_idle: support additional Broadwell model
> intel_idle: Update support for Silvermont Core in Baytrail SOC
> intel_idle: Add support for the Airmont Core in the Cherrytrail and
> Braswell SOCs
>
> Rafael J. Wysocki (3):
> PM / sleep: Re-implement suspend-to-idle handling
> PM / sleep: Make it possible to quiesce timers during suspend-to-idle
> intel_idle: Add ->enter_freeze callbacks
>
> drivers/cpuidle/cpuidle.c | 94 +++++++++++++-----
> drivers/idle/intel_idle.c | 242 +++++++++++++++++++++++++++++++++------------
> include/linux/cpuidle.h | 13 ++-
> include/linux/suspend.h | 16 +++
> include/linux/tick.h | 6 +-
> kernel/power/suspend.c | 43 ++++++--
> kernel/sched/idle.c | 16 +++
> kernel/time/tick-common.c | 50 ++++++++++
> kernel/time/timekeeping.c | 4 +-
> kernel/time/timekeeping.h | 2 +
> 10 files changed, 385 insertions(+), 101 deletions(-)
>
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