linux-kernel - RE: [PATCH v3 0/5] stm32-ddr-pmu driver creation

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Date:   Thu, 3 Oct 2019 10:08:06 +0000
From:   Gerald BAEZA <gerald.baeza@...com>
To:     "will@...nel.org" <will@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mcoquelin.stm32@...il.com" <mcoquelin.stm32@...il.com>,
        Alexandre TORGUE <alexandre.torgue@...com>,
        "corbet@....net" <corbet@....net>,
        "linux@...linux.org.uk" <linux@...linux.org.uk>,
        "olof@...om.net" <olof@...om.net>, "arnd@...db.de" <arnd@...db.de>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: RE: [PATCH v3 0/5] stm32-ddr-pmu driver creation

Dear all

Gentle reminder for this review.

Thanks in advance !

Gérald

> From: Gerald BAEZA <gerald.baeza@...com>
> 
> The DDRPERFM is the DDR Performance Monitor embedded in STM32MP1
> SOC.
> 
> This series adds support for the DDRPERFM via a new stm32-ddr-pmu driver,
> registered into the perf framework.
> 
> This driver is inspired from arch/arm/mm/cache-l2x0-pmu.c
> 
> ---
> Changes from v1:
> - add 'resets' description (bindings) and using (driver). Thanks Rob.
> - rebase on 5.2-rc1 (that includes the ddrperfm clock control patch).
> 
> Changes from v2:
> - rebase on 5.3-rc6 that has to be completed with
>   'perf tools: fix alignment trap in perf stat': mandatory.
>   'Documentation: add link to stm32mp157 docs': referenced from this series.
> - take into account all remarks from Mark Rutland: thanks for your time!
>   https://lkml.org/lkml/2019/6/26/388
> - fix for event type filtering in stm32_ddr_pmu_event_init()
> 
> Gerald Baeza (5):
>   Documentation: perf: stm32: ddrperfm support
>   dt-bindings: perf: stm32: ddrperfm support
>   perf: stm32: ddrperfm driver creation
>   ARM: configs: enable STM32_DDR_PMU
>   ARM: dts: stm32: add ddrperfm on stm32mp157c
> 
>  .../devicetree/bindings/perf/stm32-ddr-pmu.txt     |  16 +
>  Documentation/perf/stm32-ddr-pmu.txt               |  37 ++
>  arch/arm/boot/dts/stm32mp157c.dtsi                 |   8 +
>  arch/arm/configs/multi_v7_defconfig                |   1 +
>  drivers/perf/Kconfig                               |   6 +
>  drivers/perf/Makefile                              |   1 +
>  drivers/perf/stm32_ddr_pmu.c                       | 426 +++++++++++++++++++++
>  7 files changed, 495 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/perf/stm32-ddr-
> pmu.txt
>  create mode 100644 Documentation/perf/stm32-ddr-pmu.txt
>  create mode 100644 drivers/perf/stm32_ddr_pmu.c
> 
> --
> 2.7.4