[utopic][sru][pull-request] powernv: cpuidle: enable fastsleep and winkle LP: #1400411

[Chris J Arges]

BugLink: http://bugs.launchpad.net/bugs/1400411

--

The following changes since commit 33f25ec7e9c08ac03c87bb08c83c2c3acc79f83c:

  Linux 3.16.7-ckt3 (2015-01-08 16:29:10 +0000)

are available in the git repository at:

  git://kernel.ubuntu.com/arges/ubuntu-utopic.git lp1400411

for you to fetch changes up to 7f0f6e7dca5746c70683eb3ac391a1b5886e13fb:

  powernv/powerpc: Add winkle support for offline cpus (2015-01-09
12:33:18 -0600)

----------------------------------------------------------------
Paul Mackerras (3):
      powerpc/powernv: Don't call generic code on offline cpus
      powerpc/powernv: Return to cpu offline loop when finished in KVM guest
      powerpc/powernv: Switch off MMU before entering nap/sleep/rvwinkle
mode

Shreyas B. Prabhu (3):
      powerpc/powernv: Enable Offline CPUs to enter deep idle states
      powernv/cpuidle: Redesign idle states management
      powernv/powerpc: Add winkle support for offline cpus

 arch/powerpc/include/asm/cpuidle.h             |  20 ++++
 arch/powerpc/include/asm/opal.h                |  13 +++
 arch/powerpc/include/asm/paca.h                |   8 ++
 arch/powerpc/include/asm/ppc-opcode.h          |   2 +
 arch/powerpc/include/asm/processor.h           |   5 +-
 arch/powerpc/include/asm/reg.h                 |   4 +
 arch/powerpc/include/asm/xics.h                |   1 +
 arch/powerpc/kernel/asm-offsets.c              |  11 ++
 arch/powerpc/kernel/exceptions-64s.S           |  37 ++++--
 arch/powerpc/kernel/idle_power7.S              | 358
+++++++++++++++++++++++++++++++++++++++++++++++++++--------
 arch/powerpc/kvm/book3s_hv_rmhandlers.S        |  54 ++++++---
 arch/powerpc/platforms/powernv/opal-wrappers.S |  38 +++++++
 arch/powerpc/platforms/powernv/powernv.h       |   2 +
 arch/powerpc/platforms/powernv/setup.c         | 166
+++++++++++++++++++++++++++
 arch/powerpc/platforms/powernv/smp.c           |  34 +++++-
 arch/powerpc/platforms/powernv/subcore.c       |  35 ++++++
 arch/powerpc/platforms/powernv/subcore.h       |   9 +-
 arch/powerpc/sysdev/xics/icp-native.c          |  25 +++++
 drivers/cpuidle/cpuidle-powernv.c              |  10 +-
 19 files changed, 743 insertions(+), 89 deletions(-)
 create mode 100644 arch/powerpc/include/asm/cpuidle.h