Re: [PATCH v16 0/5] Mediatek MT8173 CMDQ support

From: Horng-Shyang Liao
Date: Thu Nov 10 2016 - 06:16:13 EST


On Tue, 2016-11-01 at 19:28 +0800, HS Liao wrote:
> Hi,
>
> This is Mediatek MT8173 Command Queue(CMDQ) driver. The CMDQ is used
> to help write registers with critical time limitation, such as
> updating display configuration during the vblank. It controls Global
> Command Engine (GCE) hardware to achieve this requirement.
>
> These patches have a build dependency on top of v4.9-rc1.
>
> Changes since v15:
> - separate "suspend and resume" patch from "save energy" patch
> - don't stop running tasks in cmdq_suspend()
> (i.e. leave no running tasks guarantee to clients)
>
> Best regards,
> HS Liao
>
> HS Liao (5):
> dt-bindings: soc: Add documentation for the MediaTek GCE unit
> CMDQ: Mediatek CMDQ driver
> arm64: dts: mt8173: Add GCE node
> CMDQ: suspend and resume
> CMDQ: save energy
>
> .../devicetree/bindings/mailbox/mtk-gce.txt | 43 ++
> arch/arm64/boot/dts/mediatek/mt8173.dtsi | 10 +
> drivers/mailbox/Kconfig | 10 +
> drivers/mailbox/Makefile | 2 +
> drivers/mailbox/mtk-cmdq-mailbox.c | 632 +++++++++++++++++++++
> drivers/soc/mediatek/Kconfig | 11 +
> drivers/soc/mediatek/Makefile | 1 +
> drivers/soc/mediatek/mtk-cmdq-helper.c | 310 ++++++++++
> include/linux/mailbox/mtk-cmdq-mailbox.h | 67 +++
> include/linux/soc/mediatek/mtk-cmdq.h | 182 ++++++
> 10 files changed, 1268 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mailbox/mtk-gce.txt
> create mode 100644 drivers/mailbox/mtk-cmdq-mailbox.c
> create mode 100644 drivers/soc/mediatek/mtk-cmdq-helper.c
> create mode 100644 include/linux/mailbox/mtk-cmdq-mailbox.h
> create mode 100644 include/linux/soc/mediatek/mtk-cmdq.h
>


Hi Jassi, Matthias,

Sorry to disturb you.
Do you have any further comment on CMDQ v16?

Thanks.
HS