linux-kernel - [GIT PULL v2] coresight: Add support for ETE and TRBE

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Message-Id: <20210406224437.330939-1-mathieu.poirier@linaro.org>
Date:   Tue,  6 Apr 2021 16:44:37 -0600
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     maz@...nel.org
Cc:     suzuki.poulose@....com, anshuman.khandual@....com,
        gregkh@...uxfoundation.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kvmarm@...ts.cs.columbia.edu,
        coresight@...ts.linaro.org
Subject: [GIT PULL v2] coresight: Add support for ETE and TRBE

The following changes since commit a354a64d91eec3e0f8ef0eed575b480fd75b999c:

  KVM: arm64: Disable guest access to trace filter controls (2021-03-24 17:26:38 +0000)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux.git next-ETE-TRBE

for you to fetch changes up to 4fb13790417a7bf726f3867a5d2b9723efde488b:

  dts: bindings: Document device tree bindings for Arm TRBE (2021-04-06 16:05:38 -0600)

----------------------------------------------------------------
Anshuman Khandual (5):
      arm64: Add TRBE definitions
      coresight: core: Add support for dedicated percpu sinks
      coresight: sink: Add TRBE driver
      Documentation: coresight: trbe: Sysfs ABI description
      Documentation: trace: Add documentation for TRBE

Suzuki K Poulose (15):
      perf: aux: Add flags for the buffer format
      perf: aux: Add CoreSight PMU buffer formats
      arm64: Add support for trace synchronization barrier
      KVM: arm64: Handle access to TRFCR_EL1
      KVM: arm64: Move SPE availability check to VCPU load
      arm64: KVM: Enable access to TRBE support for host
      coresight: etm4x: Move ETM to prohibited region for disable
      coresight: etm-perf: Allow an event to use different sinks
      coresight: Do not scan for graph if none is present
      coresight: etm4x: Add support for PE OS lock
      coresight: ete: Add support for ETE sysreg access
      coresight: ete: Add support for ETE tracing
      dts: bindings: Document device tree bindings for ETE
      coresight: etm-perf: Handle stale output handles
      dts: bindings: Document device tree bindings for Arm TRBE

 .../ABI/testing/sysfs-bus-coresight-devices-trbe   |   14 +
 Documentation/devicetree/bindings/arm/ete.yaml     |   75 ++
 Documentation/devicetree/bindings/arm/trbe.yaml    |   49 +
 Documentation/trace/coresight/coresight-trbe.rst   |   38 +
 MAINTAINERS                                        |    2 +
 arch/arm64/include/asm/barrier.h                   |    1 +
 arch/arm64/include/asm/el2_setup.h                 |   13 +
 arch/arm64/include/asm/kvm_arm.h                   |    2 +
 arch/arm64/include/asm/kvm_host.h                  |    8 +
 arch/arm64/include/asm/sysreg.h                    |   50 +
 arch/arm64/kernel/hyp-stub.S                       |    3 +-
 arch/arm64/kvm/arm.c                               |    2 +
 arch/arm64/kvm/debug.c                             |   35 +-
 arch/arm64/kvm/hyp/nvhe/debug-sr.c                 |   56 +-
 arch/arm64/kvm/hyp/nvhe/switch.c                   |    1 +
 arch/arm64/kvm/sys_regs.c                          |    1 +
 drivers/hwtracing/coresight/Kconfig                |   24 +-
 drivers/hwtracing/coresight/Makefile               |    1 +
 drivers/hwtracing/coresight/coresight-core.c       |   29 +-
 drivers/hwtracing/coresight/coresight-etm-perf.c   |  119 +-
 drivers/hwtracing/coresight/coresight-etm4x-core.c |  161 ++-
 .../hwtracing/coresight/coresight-etm4x-sysfs.c    |   19 +-
 drivers/hwtracing/coresight/coresight-etm4x.h      |   83 +-
 drivers/hwtracing/coresight/coresight-platform.c   |    6 +
 drivers/hwtracing/coresight/coresight-priv.h       |    3 +
 drivers/hwtracing/coresight/coresight-trbe.c       | 1157 ++++++++++++++++++++
 drivers/hwtracing/coresight/coresight-trbe.h       |  152 +++
 include/linux/coresight.h                          |   13 +
 include/uapi/linux/perf_event.h                    |   13 +-
 29 files changed, 2053 insertions(+), 77 deletions(-)
 create mode 100644 Documentation/ABI/testing/sysfs-bus-coresight-devices-trbe
 create mode 100644 Documentation/devicetree/bindings/arm/ete.yaml
 create mode 100644 Documentation/devicetree/bindings/arm/trbe.yaml
 create mode 100644 Documentation/trace/coresight/coresight-trbe.rst
 create mode 100644 drivers/hwtracing/coresight/coresight-trbe.c
 create mode 100644 drivers/hwtracing/coresight/coresight-trbe.h