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Intel pmc_core: Enable telemetry

From:  "David E. Box" <david.e.box-AT-linux.intel.com>
To:  irenic.rajneesh-AT-gmail.com, david.e.box-AT-linux.intel.com, hdegoede-AT-redhat.com, markgross-AT-kernel.org, andy.shevchenko-AT-gmail.com, rajvi.jingar-AT-linux.intel.com, xi.pardee-AT-intel.com
Subject:  [PATCH 00/11] Intel pmc_core: Enable telemetry
Date:  Wed, 15 Mar 2023 11:33:54 -0700
Message-ID:  <20230315183405.2465630-1-david.e.box@linux.intel.com>
Cc:  linux-kernel-AT-vger.kernel.org, platform-driver-x86-AT-vger.kernel.org
Archive-link:  Article

On Intel SoCs, registers for the Power Management Controller are available
in the PCI BAR of the SSRAM device, 0000:14.2. On Meteor Lake, these
registers are structured in Intel PMT Telemetry regions which could be
handled by the pmt_telemetry driver. This series adds APIs to the
intel_vsec and pmt_telemetry drivers so that pmc_core driver can both
create the telemetry instance from the SSRAM device and register for a
handle to read the telemetry which contains the low power mode requirements
for the S0ix states supported by Meteor Lake. The series also adds some
fixes.

David E. Box (6):
  platform/x86/intel/vsec: Explicitly enable capabilities
  platform/x86/intel/vsec: Add base address field
  platform/x86/intel/pmt: Add INTEL_PMT module namespace
  platform/x86/intel/pmt: telemetry: Add telemetry read functions
  platform/x86/intel/pmt/telemetry: Add driver version
  platform/x86/intel/pmc: Add Intel PMT support for MTL PMC

Gayatri Kammela (1):
  platform/x86/intel/vsec: Add intel_vsec_register

Rajvi Jingar (1):
  platform/x86/intel/pmc: Alder Lake slp_s0_residency fix

Xi Pardee (3):
  platform/x86:intel/pmc: Combine core_init and core_configure function
  platform/x86:intel/pmc: Move get_low_power_modes function
  platform/x86/intel/pmc/mtl: get LPM information using Intel PMT

 drivers/platform/x86/intel/pmc/Kconfig     |   1 +
 drivers/platform/x86/intel/pmc/adl.c       |  17 +-
 drivers/platform/x86/intel/pmc/cnp.c       |  17 +-
 drivers/platform/x86/intel/pmc/core.c      |  71 +++++---
 drivers/platform/x86/intel/pmc/core.h      |  24 +--
 drivers/platform/x86/intel/pmc/icl.c       |  11 +-
 drivers/platform/x86/intel/pmc/mtl.c       | 187 ++++++++++++++++++-
 drivers/platform/x86/intel/pmc/spt.c       |  11 +-
 drivers/platform/x86/intel/pmc/tgl.c       |  17 +-
 drivers/platform/x86/intel/pmt/class.c     |  48 +++--
 drivers/platform/x86/intel/pmt/class.h     |  35 ++--
 drivers/platform/x86/intel/pmt/crashlog.c  |   3 +-
 drivers/platform/x86/intel/pmt/telemetry.c | 199 ++++++++++++++++++++-
 drivers/platform/x86/intel/pmt/telemetry.h | 120 +++++++++++++
 drivers/platform/x86/intel/vsec.c          | 131 ++++++--------
 drivers/platform/x86/intel/vsec.h          |  64 ++++++-
 16 files changed, 790 insertions(+), 166 deletions(-)
 create mode 100644 drivers/platform/x86/intel/pmt/telemetry.h


base-commit: 02c464b73645404654359ad21f368a13735e2850
-- 
2.34.1



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