linux-kernel - Re: [PATCH v2 3/7] media: qcom: camss: Add qcs8300 compatible

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Message-ID: <dca47ca3-d5f7-4b2e-9611-dd195ee149fc@linaro.org>
Date: Mon, 28 Jul 2025 15:12:39 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Vikram Sharma <quic_vikramsa@...cinc.com>, rfoss@...nel.org,
 todor.too@...il.com, mchehab@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, andersson@...nel.org,
 konradybcio@...nel.org, hverkuil-cisco@...all.nl,
 cros-qcom-dts-watchers@...omium.org, catalin.marinas@....com, will@...nel.org
Cc: linux-arm-kernel@...ts.infradead.org, quic_svankada@...cinc.com,
 linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/7] media: qcom: camss: Add qcs8300 compatible

On 11/07/2025 14:11, Vikram Sharma wrote:
> Add CAMSS_8300 enum, QCS8300 compatible and qcs8300 camss driver
> private data, the private data just include some basic information
> for now, later changes will enumerate with csiphy, tpg, csid and
> vfe resources.
> 
> Signed-off-by: Vikram Sharma <quic_vikramsa@...cinc.com>
> ---
>   drivers/media/platform/qcom/camss/camss.c | 21 +++++++++++++++++++++
>   drivers/media/platform/qcom/camss/camss.h |  1 +
>   2 files changed, 22 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
> index 6f5b70bcf488..5211367b535d 100644
> --- a/drivers/media/platform/qcom/camss/camss.c
> +++ b/drivers/media/platform/qcom/camss/camss.c
> @@ -2898,6 +2898,19 @@ static const struct camss_subdev_resources vfe_res_8775p[] = {
>   	},
>   };
>   
> +static const struct resources_icc icc_res_qcs8300[] = {
> +	{
> +		.name = "ahb",
> +		.icc_bw_tbl.avg = 38400,
> +		.icc_bw_tbl.peak = 76800,
> +	},
> +	{
> +		.name = "hf_0",
> +		.icc_bw_tbl.avg = 2097152,
> +		.icc_bw_tbl.peak = 2097152,
> +	},
> +};
> +
>   static const struct resources_icc icc_res_sa8775p[] = {
>   	{
>   		.name = "ahb",
> @@ -4180,6 +4193,13 @@ static const struct camss_resources msm8996_resources = {
>   	.link_entities = camss_link_entities
>   };
>   
> +static const struct camss_resources qcs8300_resources = {
> +	.version = CAMSS_8300,
> +	.pd_name = "top",
> +	.icc_res = icc_res_qcs8300,
> +	.icc_path_num = ARRAY_SIZE(icc_res_qcs8300),
> +	.link_entities = camss_link_entities
> +};
>   
>   static const struct camss_resources sa8775p_resources = {
>   	.version = CAMSS_8775P,
> @@ -4308,6 +4328,7 @@ static const struct of_device_id camss_dt_match[] = {
>   	{ .compatible = "qcom,msm8916-camss", .data = &msm8916_resources },
>   	{ .compatible = "qcom,msm8953-camss", .data = &msm8953_resources },
>   	{ .compatible = "qcom,msm8996-camss", .data = &msm8996_resources },
> +	{ .compatible = "qcom,qcs8300-camss", .data = &qcs8300_resources },
>   	{ .compatible = "qcom,sa8775p-camss", .data = &sa8775p_resources },
>   	{ .compatible = "qcom,sc7280-camss", .data = &sc7280_resources },
>   	{ .compatible = "qcom,sc8280xp-camss", .data = &sc8280xp_resources },
> diff --git a/drivers/media/platform/qcom/camss/camss.h b/drivers/media/platform/qcom/camss/camss.h
> index 345479f6feba..b5600a8b2c4b 100644
> --- a/drivers/media/platform/qcom/camss/camss.h
> +++ b/drivers/media/platform/qcom/camss/camss.h
> @@ -84,6 +84,7 @@ enum camss_version {
>   	CAMSS_8x96,
>   	CAMSS_8250,
>   	CAMSS_8280XP,
> +	CAMSS_8300,
>   	CAMSS_845,
>   	CAMSS_8550,
>   	CAMSS_8775P,
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>