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Groups > linux.kernel > #1668806

[PATCH V3 0/2] Add support for OCC command/response interface

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In P9, OCC(On Chip Controller) can be sent commands inband via shared
memory based command response interface.  This patch adds a platform
driver to support the OCC command-response interface.

The skiboot patch for the interface is posted here:
https://lists.ozlabs.org/pipermail/skiboot/2017-June/007705.html

Shilpasri G Bhat (2):
  powerpc/powernv: Get a unique token for async completions
  powerpc/powernv : Add support for OPAL-OCC command/response interface

 arch/powerpc/include/asm/opal-api.h            |  41 +++-
 arch/powerpc/include/asm/opal.h                |   4 +
 arch/powerpc/platforms/powernv/Makefile        |   2 +-
 arch/powerpc/platforms/powernv/opal-async.c    |  46 ++++
 arch/powerpc/platforms/powernv/opal-occ.c      | 307 +++++++++++++++++++++++++
 arch/powerpc/platforms/powernv/opal-wrappers.S |   1 +
 arch/powerpc/platforms/powernv/opal.c          |   8 +
 7 files changed, 407 insertions(+), 2 deletions(-)
 create mode 100644 arch/powerpc/platforms/powernv/opal-occ.c

-- 
1.8.3.1

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[PATCH V3 0/2] Add support for OCC command/response interface Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> - 2017-06-19 08:20 +0200
  [PATCH V3 1/2] powerpc/powernv: Get a unique token for async completions Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> - 2017-06-19 08:20 +0200
  [PATCH V3 2/2] powerpc/powernv : Add support for OPAL-OCC command/response interface Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> - 2017-06-19 08:20 +0200
    Re: [PATCH V3 2/2] powerpc/powernv : Add support for OPAL-OCC  command/response interface Cyril Bur <cyrilbur@gmail.com> - 2017-06-19 09:00 +0200

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