linux-kernel - Re: [PATCH 5/5] arm64: dts: qcom: sm8650-qrd: enable GPU

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Date: Mon, 12 Feb 2024 14:36:08 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Rob Clark <robdclark@...il.com>, Abhinav Kumar
 <quic_abhinavk@...cinc.com>, Sean Paul <sean@...rly.run>,
 Marijn Suijten <marijn.suijten@...ainline.org>,
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Will Deacon <will@...nel.org>,
 Robin Murphy <robin.murphy@....com>, Joerg Roedel <joro@...tes.org>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>, linux-arm-msm@...r.kernel.org,
 dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev
Subject: Re: [PATCH 5/5] arm64: dts: qcom: sm8650-qrd: enable GPU

Hi,

On 12/02/2024 14:32, Dmitry Baryshkov wrote:
> On Mon, 12 Feb 2024 at 12:37, Neil Armstrong <neil.armstrong@...aro.org> wrote:
>>
>> Add path of the GPU firmware for the SM8650-QRD board
>>
>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>> ---
>>   arch/arm64/boot/dts/qcom/sm8650-qrd.dts | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8650-qrd.dts b/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
>> index 8515498553bf..7151f3dc67c4 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
>> +++ b/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
>> @@ -525,6 +525,14 @@ &ipa {
>>          status = "okay";
>>   };
>>
>> +&gpu {
>> +       status = "okay";
>> +
>> +       zap-shader {
>> +               firmware-name = "qcom/sm8650/gen70900_zap.mbn";
> 
> But why? For sm8450 / sm8550 we had "a730_zap.mbn" and "a740_zap.mbn"

No idea why, this is the vendor's fw name, it uses the chipid (2 for sm8550, 9 for sm8650) instead of the commercial name like the seq file (gen70900_sqe.fw).

Neil

> 
>> +       };
>> +};
>> +
>>   &mdss {
>>          status = "okay";
>>   };
>>
>> --
>> 2.34.1
>>
> 
>