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From: Florian Fainelli <f.fainelli@gmail.com>
To: linux-mips@vger.kernel.org
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Jonathan Corbet <corbet@lwn.net>,
	Shuah Khan <skhan@linuxfoundation.org>,
	Randy Dunlap <rdunlap@infradead.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	James Clark <james.clark@linaro.org>,
	Thomas Gleixner <tglx@kernel.org>,
	linux-doc@vger.kernel.org (open list:DOCUMENTATION),
	linux-kernel@vger.kernel.org (open list),
	linux-perf-users@vger.kernel.org (open list:PERFORMANCE EVENTS
	SUBSYSTEM), "Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: [PATCH 0/3] MIPS: SiByte: Add HW PMU support
Date: Thu, 12 Nov 2026 11:09:13 -0800	[thread overview]
Message-ID: <20261112190916.3725141-1-f.fainelli@gmail.com> (raw)

This patch series resurrects the SiByte HW PMU support which used to be
supported with oprofile but was later removed.

Florian Fainelli (3):
  MIPS: SiByte: Wire up the CPU interrupt controller
  MIPS: perf: Add SB1 userspace callchain unwinding
  MIPS: perf: Add SB1 and SB1A performance counter support

 Documentation/arch/mips/index.rst       |   1 +
 Documentation/arch/mips/sb1-pmu.rst     | 162 ++++++++++
 arch/mips/include/asm/mach-sibyte/irq.h |  10 +
 arch/mips/kernel/perf_event.c           | 106 ++++++-
 arch/mips/kernel/perf_event_mipsxx.c    | 373 +++++++++++++++++++++++-
 arch/mips/sibyte/bcm1480/irq.c          |   7 +-
 arch/mips/sibyte/sb1250/irq.c           |   3 +
 include/linux/cpuhotplug.h              |   1 +
 8 files changed, 647 insertions(+), 16 deletions(-)
 create mode 100644 Documentation/arch/mips/sb1-pmu.rst
 create mode 100644 arch/mips/include/asm/mach-sibyte/irq.h

-- 
2.53.0


             reply	other threads:[~2026-11-12 19:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-12 19:09 Florian Fainelli [this message]
2026-11-12 19:09 ` [PATCH 1/3] MIPS: SiByte: Wire up the CPU interrupt controller Florian Fainelli
2026-11-12 19:09 ` [PATCH 2/3] MIPS: perf: Add SB1 userspace callchain unwinding Florian Fainelli
2026-11-12 19:09 ` [PATCH 3/3] MIPS: perf: Add SB1 and SB1A performance counter support Florian Fainelli
2026-11-12 19:18   ` Randy Dunlap

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