linux-kernel - Re: [PATCH v5 4/5] media: venus: core: Add qcm2290 DT compatible and resource data

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Message-ID: <ded874b1-715d-a7a7-fd0d-3b98fd5fd029@quicinc.com>
Date: Fri, 27 Jun 2025 18:46:10 +0530
From: Dikshita Agarwal <quic_dikshita@...cinc.com>
To: Jorge Ramirez-Ortiz <jorge.ramirez@....qualcomm.com>, <krzk+dt@...nel.org>,
        <bryan.odonoghue@...aro.org>, <quic_vgarodia@...cinc.com>,
        <mchehab@...nel.org>, <robh@...nel.org>, <conor+dt@...nel.org>,
        <konradybcio@...nel.org>, <andersson@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 4/5] media: venus: core: Add qcm2290 DT compatible and
 resource data



On 6/26/2025 7:29 PM, Jorge Ramirez-Ortiz wrote:
> Add a qcm2290 compatible binding to the venus core.
> 
> Video encoding support is not exposed until the relevant hardware
> capabilities are enabled.
> 
> Co-developed-by: Loic Poulain <loic.poulain@....qualcomm.com>
> Signed-off-by: Loic Poulain <loic.poulain@....qualcomm.com>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez@....qualcomm.com>
> ---
>  drivers/media/platform/qcom/venus/core.c | 39 ++++++++++++++++++++++++
>  1 file changed, 39 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
> index 736ef53d988d..f1f211ca1ce2 100644
> --- a/drivers/media/platform/qcom/venus/core.c
> +++ b/drivers/media/platform/qcom/venus/core.c
> @@ -1062,6 +1062,44 @@ static const struct venus_resources sc7280_res = {
>  	.enc_nodename = "video-encoder",
>  };
>  
> +static const struct freq_tbl qcm2290_freq_table[] = {
> +	{ 352800, 240000000 },	/* 1920x1088 @ 30 + 1280x720 @ 30 */
> +	{ 244800, 133000000 },	/* 1920x1088 @ 30 */
> +};
> +
fix this corner.
> +static const struct bw_tbl qcm2290_bw_table_dec[] = {
> +	{ 244800, 2128000, 0, 2128000, 0}, /* 1920x1088 @ 30 */
> +};
> +
what is the reference for this?
> +static const struct venus_resources qcm2290_res = {
> +	.freq_tbl = qcm2290_freq_table,
> +	.freq_tbl_size = ARRAY_SIZE(qcm2290_freq_table),
> +	.bw_tbl_dec = qcm2290_bw_table_dec,
> +	.bw_tbl_dec_size = ARRAY_SIZE(qcm2290_bw_table_dec),
> +	.clks = { "core", "iface", "bus", "throttle" },
> +	.clks_num = 4,
> +	.vcodec0_clks = { "vcodec0_core", "vcodec0_bus" },
> +	.vcodec_clks_num = 2,
> +	.vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" },
> +	.vcodec_pmdomains_num = 2,
> +	.opp_pmdomain = (const char *[]) { "cx" },
> +	.vcodec_num = 1,
> +	.hfi_version = HFI_VERSION_6XX_LITE,
s/HFI_VERSION_6XX_LITE/HFI_VERSION_4XX_LITE

Thanks,
Dikshita
> +	.vpu_version = VPU_VERSION_AR50_LITE,
> +	.max_load = 352800,
> +	.num_vpp_pipes = 1,
> +	.vmem_id = VIDC_RESOURCE_NONE,
> +	.vmem_size = 0,
> +	.vmem_addr = 0,
> +	.cp_start = 0,
> +	.cp_size = 0x70800000,
> +	.cp_nonpixel_start = 0x1000000,
> +	.cp_nonpixel_size = 0x24800000,
> +	.dma_mask = 0xe0000000 - 1,
> +	.fwname = "qcom/venus-6.0/venus.mbn",
> +	.dec_nodename = "video-decoder",
> +};
> +
>  static const struct of_device_id venus_dt_match[] = {
>  	{ .compatible = "qcom,msm8916-venus", .data = &msm8916_res, },
>  	{ .compatible = "qcom,msm8996-venus", .data = &msm8996_res, },
> @@ -1072,6 +1110,7 @@ static const struct of_device_id venus_dt_match[] = {
>  	{ .compatible = "qcom,sc7180-venus", .data = &sc7180_res, },
>  	{ .compatible = "qcom,sc7280-venus", .data = &sc7280_res, },
>  	{ .compatible = "qcom,sm8250-venus", .data = &sm8250_res, },
> +	{ .compatible = "qcom,qcm2290-venus", .data = &qcm2290_res, },
>  	{ }
>  };
>  MODULE_DEVICE_TABLE(of, venus_dt_match);