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Message-ID: <7a38602f-cc23-35b0-49ab-643ee1285b77@quicinc.com>
Date:   Wed, 22 Nov 2023 18:45:49 +0530
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Subject: Re: [PATCH v2 1/3] media: venus: core: Set up secure memory ranges
 for SC7280
Content-Language: en-US
To:     Luca Weiss <luca.weiss@fairphone.com>,
        Stanimir Varbanov <stanimir.k.varbanov@gmail.com>,
        Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        <cros-qcom-dts-watchers@chromium.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
CC:     <~postmarketos/upstreaming@lists.sr.ht>,
        <phone-devel@vger.kernel.org>, <linux-media@vger.kernel.org>,
        <linux-arm-msm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <devicetree@vger.kernel.org>
References: <20231002-sc7280-venus-pas-v2-0-bd2408891317@fairphone.com>
 <20231002-sc7280-venus-pas-v2-1-bd2408891317@fairphone.com>
From:   Vikash Garodia <quic_vgarodia@quicinc.com>
In-Reply-To: <20231002-sc7280-venus-pas-v2-1-bd2408891317@fairphone.com>
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Precedence: bulk

On 10/2/2023 7:50 PM, Luca Weiss wrote:
> Not all SC7280 devices ship with ChromeOS firmware. Other devices need
> PAS for image authentication. That requires the predefined virtual
> address ranges to be passed via scm calls. Define them to enable Venus
> on non-CrOS SC7280 devices.
> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  drivers/media/platform/qcom/venus/core.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
> index 054b8e74ba4f..5c6baa0f4d45 100644
> --- a/drivers/media/platform/qcom/venus/core.c
> +++ b/drivers/media/platform/qcom/venus/core.c
> @@ -881,6 +881,10 @@ static const struct venus_resources sc7280_res = {
>  	.vmem_size = 0,
>  	.vmem_addr = 0,
>  	.dma_mask = 0xe0000000 - 1,
> +	.cp_start = 0,
> +	.cp_size = 0x25800000,
> +	.cp_nonpixel_start = 0x1000000,
> +	.cp_nonpixel_size = 0x24800000,
>  	.fwname = "qcom/vpu-2.0/venus.mbn",
>  };
>  
Reviewed-by: Vikash Garodia <quic_vgarodia@quicinc.com>