linux-kernel - PM / AVS: SVS: Introduce SVS engine

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Message-ID: <20190729082032.13661-1-roger.lu@mediatek.com>
Date:   Mon, 29 Jul 2019 16:20:30 +0800
From:   Roger Lu <roger.lu@...iatek.com>
To:     Kevin Hilman <khilman@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Stephen Boyd <sboyd@...nel.org>
CC:     Fan Chen <fan.chen@...iatek.com>,
        HenryC Chen <HenryC.Chen@...iatek.com>, <yt.lee@...iatek.com>,
        Angus Lin <Angus.Lin@...iatek.com>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Nishanth Menon <nm@...com>, Roger Lu <roger.lu@...iatek.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>
Subject: PM / AVS: SVS: Introduce SVS engine

SVS driver use OPP adjust event in [1] to update OPP table voltage part.

[1] https://patchwork.kernel.org/patch/10946069/

changes since v3:
- return -ENOMEM when kmalloc() cannot allocate memory.
- Refine SVS debug log format for SVS designer request.

Roger Lu (2):
  dt-bindings: soc: add mtk svs dt-bindings
  PM / AVS: SVS: Introduce SVS engine

 .../devicetree/bindings/power/mtk-svs.txt     |   88 +
 drivers/power/avs/Kconfig                     |   10 +
 drivers/power/avs/Makefile                    |    1 +
 drivers/power/avs/mtk_svs.c                   | 2075 +++++++++++++++++
 include/linux/power/mtk_svs.h                 |   23 +
 5 files changed, 2197 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt
 create mode 100644 drivers/power/avs/mtk_svs.c
 create mode 100644 include/linux/power/mtk_svs.h