Re: [PATCH] arm64: dts: qcom: sc7280: enable venus node

[Vedang Nagar]

On 11/12/2024 6:43 PM, Dmitry Baryshkov wrote:
> On Tue, 12 Nov 2024 at 08:17, Vedang Nagar <quic_vnagar@xxxxxxxxxxx> wrote:
>>
>>
>>
>> On 10/7/2024 1:20 AM, Dmitry Baryshkov wrote:
>>> On Fri, Oct 04, 2024 at 04:22:31PM GMT, Vedang Nagar wrote:
>>>> Enable the venus node on Qualcomm sc7280. It was made disabled
>>>> earlier to avoid bootup crash, which is fixed now with [1].
>>>
>>> NAK, there might be other reasons to keep venus disabled, like the lack
>>> of the vendor-signed firmware for the particular device.
>> Can you pls elaborate more on this? Any device with sc7280 SOC can use
>> venus.mbn which is already present in linux-firmware git.
> 
> Can it though if the device is fused to use vendor keys and to check
> the trust chain?
Yes, infact the existing ones are signed and works with trustzone authentication.
> 
>>
>> Regards,
>> Vedang Nagar
>>>
>>>>
>>>> [1]
>>>> https://lore.kernel.org/linux-media/20231201-sc7280-venus-pas-v3-2-bc132dc5fc30@xxxxxxxxxxxxx/
>>>>
>>>> Signed-off-by: Vedang Nagar <quic_vnagar@xxxxxxxxxxx>
>>>> ---
>>>>  arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 --
>>>>  1 file changed, 2 deletions(-)
>>>
> 
> 
>