linux-kernel - Re: [PATCH v5 27/28] media: iris: enable video driver probe of SM8250 SoC

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Message-ID: <ZyoqGaSMc2z9xsr1@localhost.localdomain>
Date: Tue, 5 Nov 2024 22:22:17 +0800
From: Jianhua Lu <lujianhua000@...il.com>
To: Dikshita Agarwal <quic_dikshita@...cinc.com>
Cc: Vikash Garodia <quic_vgarodia@...cinc.com>,
	Abhinav Kumar <quic_abhinavk@...cinc.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Hans Verkuil <hverkuil@...all.nl>,
	Sebastian Fricke <sebastian.fricke@...labora.com>,
	Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Nicolas Dufresne <nicolas@...fresne.ca>,
	Uwe Kleine-König <u.kleine-koenig@...libre.com>,
	linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 27/28] media: iris: enable video driver probe of
 SM8250 SoC

On Tue, Nov 05, 2024 at 12:25:47PM +0530, Dikshita Agarwal wrote:
> Initialize the platform data and enable video driver probe of SM8250
> SoC. Add a kernel param to select between venus and iris drivers for
> platforms supported by both drivers, for ex: SM8250.
> 
> Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
> ---
[..]
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
[..]
> +struct iris_platform_data sm8250_data = {

You should qualitfy it with static too.

> +	.get_instance = iris_hfi_gen1_get_instance,
> +	.init_hfi_command_ops = &iris_hfi_gen1_command_ops_init,
> +	.init_hfi_response_ops = iris_hfi_gen1_response_ops_init,
[..]
> diff --git a/drivers/media/platform/qcom/iris/iris_probe.c b/drivers/media/platform/qcom/iris/iris_probe.c
> index 7b7378b7abb3..4cbaa889322e 100644
> --- a/drivers/media/platform/qcom/iris/iris_probe.c
> +++ b/drivers/media/platform/qcom/iris/iris_probe.c
[..]
> +static bool video_drv_should_bind(struct device *dev, bool iris_driver)

Variable name iris_driver isn't good enough, rename it to
is_iris_driver please.

> +{
> +	if (of_device_compatible_match(dev->of_node, iris_only_platforms))
> +		return iris_driver;
> +
> +	/* If it is not in the migration list, use venus */
> +	if (!of_device_compatible_match(dev->of_node, venus_to_iris_migration))
> +		return !iris_driver;
> +
> +	return prefer_venus ? !iris_driver : iris_driver;
> +}
> +
> -- 
> 2.34.1
>