linux-kernel - Re: [PATCH v1 0/3] Support for Adreno X1-85 GPU

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Date: Mon, 24 Jun 2024 11:51:45 +0530
From: Akhil P Oommen <quic_akhilpo@...cinc.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
CC: freedreno <freedreno@...ts.freedesktop.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-arm-msm@...r.kernel.org>,
        Rob Clark
	<robdclark@...il.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Abhinav Kumar
	<quic_abhinavk@...cinc.com>,
        Conor Dooley <conor+dt@...nel.org>, "Daniel
 Vetter" <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>,
        Dmitry Baryshkov
	<dmitry.baryshkov@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        Maxime Ripard <mripard@...nel.org>, "Rob
 Herring" <robh@...nel.org>,
        Sean Paul <sean@...rly.run>, Thomas Zimmermann
	<tzimmermann@...e.de>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 0/3] Support for Adreno X1-85 GPU

On Sun, Jun 23, 2024 at 01:11:48PM +0200, Krzysztof Kozlowski wrote:
> On 23/06/2024 13:06, Akhil P Oommen wrote:
> > This series adds support for the Adreno X1-85 GPU found in Qualcomm's
> > compute series chipset, Snapdragon X1 Elite (x1e80100). In this new
> > naming scheme for Adreno GPU, 'X' stands for compute series, '1' denotes
> > 1st generation and '8' & '5' denotes the tier and the SKU which it
> > belongs.
> > 
> > X1-85 has major focus on doubling core clock frequency and bandwidth
> > throughput. It has a dedicated collapsible Graphics MX rail (gmxc) to
> > power the memories and double the number of data channels to improve
> > bandwidth to DDR.
> > 
> > Mesa has the necessary bits present already to support this GPU. We are
> > able to bring up Gnome desktop by hardcoding "0xffff43050a01" as
> > chipid. Also, verified glxgears and glmark2. We have plans to add the
> > new chipid support to Mesa in next few weeks, but these patches can go in
> > right away to get included in v6.11.
> > 
> > This series is rebased on top of v6.10-rc4. P3 cherry-picks cleanly on
> > qcom/for-next.
> > 
> > P1 & P2 for Rob, P3 for Bjorn to pick up.
> 
> Which Rob?

Sorry for the confusion! I meant Rob Clark whom I had added in the "To:"
list.

-Akhil

> 
> Why bindings cannot go as usual way - via the subsystem?
> 
> Best regards,
> Krzysztof
> 
>