linux-kernel - Re: [PATCH] drm/msm: remove python 3.9 dependency for compiling msm

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Date: Wed, 08 May 2024 11:43:56 +0300
From: Jani Nikula <jani.nikula@...ux.intel.com>
To: Abhinav Kumar <quic_abhinavk@...cinc.com>,
 freedreno@...ts.freedesktop.org, Rob Clark <robdclark@...il.com>, Abhinav
 Kumar <quic_abhinavk@...cinc.com>, Dmitry Baryshkov
 <dmitry.baryshkov@...aro.org>, Sean Paul <sean@...rly.run>, Marijn Suijten
 <marijn.suijten@...ainline.org>, David Airlie <airlied@...il.com>, Daniel
 Vetter <daniel@...ll.ch>
Cc: dri-devel@...ts.freedesktop.org, seanpaul@...omium.org,
 swboyd@...omium.org, quic_jesszhan@...cinc.com,
 linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, Masahiro
 Yamada <masahiroy@...nel.org>
Subject: Re: [PATCH] drm/msm: remove python 3.9 dependency for compiling msm

On Tue, 07 May 2024, Abhinav Kumar <quic_abhinavk@...cinc.com> wrote:
> Since commit 5acf49119630 ("drm/msm: import gen_header.py script from Mesa"),
> compilation is broken on machines having python versions older than 3.9
> due to dependency on argparse.BooleanOptionalAction.

Is it now okay to require Python for the build? Not listed in
Documentation/process/changes.rst.

BR,
Jani.



>
> Switch to use simple bool for the validate flag to remove the dependency.
>
> Fixes: 5acf49119630 ("drm/msm: import gen_header.py script from Mesa")
> Signed-off-by: Abhinav Kumar <quic_abhinavk@...cinc.com>
> ---
>  drivers/gpu/drm/msm/registers/gen_header.py | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/registers/gen_header.py b/drivers/gpu/drm/msm/registers/gen_header.py
> index fc3bfdc991d2..3926485bb197 100644
> --- a/drivers/gpu/drm/msm/registers/gen_header.py
> +++ b/drivers/gpu/drm/msm/registers/gen_header.py
> @@ -538,7 +538,7 @@ class Parser(object):
>  		self.variants.add(reg.domain)
>  
>  	def do_validate(self, schemafile):
> -		if self.validate == False:
> +		if not self.validate:
>  			return
>  
>  		try:
> @@ -948,7 +948,8 @@ def main():
>  	parser = argparse.ArgumentParser()
>  	parser.add_argument('--rnn', type=str, required=True)
>  	parser.add_argument('--xml', type=str, required=True)
> -	parser.add_argument('--validate', action=argparse.BooleanOptionalAction)
> +	parser.add_argument('--validate', default=False, action='store_true')
> +	parser.add_argument('--no-validate', dest='validate', action='store_false')
>  
>  	subparsers = parser.add_subparsers()
>  	subparsers.required = True

-- 
Jani Nikula, Intel