linux-kernel - Re: [PATCH v2 2/2] drm/ci: validate drm/msm XML register files against schema

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Date: Fri, 3 May 2024 23:20:05 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Abhinav Kumar <quic_abhinavk@...cinc.com>
Cc: Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>, 
	Marijn Suijten <marijn.suijten@...ainline.org>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Helen Koike <helen.koike@...labora.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, linux-arm-msm@...r.kernel.org, 
	dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] drm/ci: validate drm/msm XML register files
 against schema

On Fri, 3 May 2024 at 22:42, Abhinav Kumar <quic_abhinavk@...cinc.com> wrote:
>
>
>
> On 5/3/2024 11:15 AM, Dmitry Baryshkov wrote:
> > In order to validate drm/msm register definition files against schema,
> > reuse the nodebugfs build step. The validation entry is guarded by
> > the EXPERT Kconfig option and we don't want to enable that option for
> > all the builds.
> >
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> > ---
> >   drivers/gpu/drm/ci/build.sh  | 3 +++
> >   drivers/gpu/drm/ci/build.yml | 1 +
> >   2 files changed, 4 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/ci/build.sh b/drivers/gpu/drm/ci/build.sh
> > index 106f2d40d222..28a495c0c39c 100644
> > --- a/drivers/gpu/drm/ci/build.sh
> > +++ b/drivers/gpu/drm/ci/build.sh
> > @@ -12,6 +12,9 @@ rm -rf .git/rebase-apply
> >   apt-get update
> >   apt-get install -y libssl-dev
> >
> > +# for msm header validation
> > +apt-get install -y python3-lxml
> > +
> >   if [[ "$KERNEL_ARCH" = "arm64" ]]; then
> >       GCC_ARCH="aarch64-linux-gnu"
> >       DEBIAN_ARCH="arm64"
> > diff --git a/drivers/gpu/drm/ci/build.yml b/drivers/gpu/drm/ci/build.yml
> > index 17ab38304885..9c198239033d 100644
> > --- a/drivers/gpu/drm/ci/build.yml
> > +++ b/drivers/gpu/drm/ci/build.yml
> > @@ -106,6 +106,7 @@ build-nodebugfs:arm64:
> >     extends: .build:arm64
> >     variables:
> >       DISABLE_KCONFIGS: "DEBUG_FS"
> > +    ENABLE_KCONFIGS: "EXPERT DRM_MSM_VALIDATE_XML"
> >
>
> Wouldnt this end up enabling DRM_MSM_VALIDATE_XML for any arm64 device.
>
> Cant we make this build rule msm specific?

No need to. We just need to validate the files at least once during
the whole pipeline build.

-- 
With best wishes
Dmitry