linux-kernel - Re: [PATCH v9 0/5] Device tree support for Hyper-V VMBus driver

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Date:   Thu, 6 Apr 2023 21:15:59 +0000
From:   Wei Liu <wei.liu@...nel.org>
To:     Saurabh Sengar <ssengar@...ux.microsoft.com>
Cc:     kys@...rosoft.com, haiyangz@...rosoft.com, wei.liu@...nel.org,
        decui@...rosoft.com, linux-kernel@...r.kernel.org,
        linux-hyperv@...r.kernel.org, mikelley@...rosoft.com
Subject: Re: [PATCH v9 0/5] Device tree support for Hyper-V VMBus driver

On Mon, Mar 20, 2023 at 12:47:35AM -0700, Saurabh Sengar wrote:
> This set of patches expands the VMBus driver to include device tree
> support. This feature allows for a kernel boot without the use of ACPI
> tables, resulting in a smaller memory footprint and potentially faster
> boot times. This is tested by enabling CONFIG_OF and OF_EARLY_FLATTREE
> for x86.
> 
> The first two patches enable compilation of Hyper-V APIs in a non-ACPI
> build.
> 
> The third patch converts the VMBus driver from acpi to more generic
> platform driver.
> 
> The fourth patch introduces the device tree documentation for VMBus.
> 
> The fifth patch adds device tree support to the VMBus driver. Currently
> this is tested only for x86 and it may not work for other archs.
> 
[...]
>  .../bindings/bus/microsoft,vmbus.yaml         |  54 ++++++++
>  MAINTAINERS                                   |   1 +
>  drivers/clocksource/hyperv_timer.c            |  15 ++-
>  drivers/hv/Kconfig                            |   5 +-
>  drivers/hv/vmbus_drv.c                        | 122 ++++++++++++++----
>  include/linux/acpi.h                          |   5 +
>  6 files changed, 172 insertions(+), 30 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml
> 

Applied to hyperv-next.

Thanks,
Wei.

> -- 
> 2.34.1
>