linux-kernel - Re: [PATCH v2 0/5] Support for Adreno X1-85 GPU

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20240629020041.r5dxdpc24swezfja@hu-akhilpo-hyd.qualcomm.com>
Date: Sat, 29 Jun 2024 07:30:41 +0530
From: Akhil P Oommen <quic_akhilpo@...cinc.com>
To: freedreno <freedreno@...ts.freedesktop.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-arm-msm@...r.kernel.org>,
        "OPEN
 FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Clark <robdclark@...il.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        "Will
 Deacon" <will@...nel.org>
CC: Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Conor Dooley
	<conor+dt@...nel.org>, Daniel Vetter <daniel@...ll.ch>,
        David Airlie
	<airlied@...il.com>, Joerg Roedel <joro@...tes.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>,
        Robin Murphy
	<robin.murphy@....com>, Sean Paul <sean@...rly.run>,
        Thomas Zimmermann
	<tzimmermann@...e.de>, <iommu@...ts.linux.dev>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/5] Support for Adreno X1-85 GPU

On Sat, Jun 29, 2024 at 07:19:33AM +0530, 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 msm-next branch. P3 cherry-picks cleanly on
> qcom/for-next.

A typo here: P5 cherry-picks cleanly on qcom/for-next.

-Akhil
> 
> P1, P2 & P3 for Rob Clark
> P4 for Will Deacon
> P5 for Bjorn to pick up.
> 
> Changes in v2:
> - Minor update to compatible pattern, '[x]' -> 'x'
> - Increased address space size (Rob)
> - Introduced gmu_chipid in a6xx_info (Rob)
> - Improved fallback logic for gmxc (Dmitry)
> - Rebased on top of msm-next
> - Picked a new patch for arm-mmu bindings update
> - Reordered gpu & gmu reg enties to match schema
> 
> Akhil P Oommen (5):
>   dt-bindings: display/msm/gmu: Add Adreno X185 GMU
>   drm/msm/adreno: Add support for X185 GPU
>   drm/msm/adreno: Introduce gmu_chipid for a740 & a750
>   dt-bindings: arm-smmu: Add X1E80100 GPU SMMU
>   arm64: dts: qcom: x1e80100: Add gpu support
> 
>  .../devicetree/bindings/display/msm/gmu.yaml  |   4 +
>  .../devicetree/bindings/iommu/arm,smmu.yaml   |   3 +-
>  arch/arm64/boot/dts/qcom/x1e80100.dtsi        | 195 ++++++++++++++++++
>  drivers/gpu/drm/msm/adreno/a6xx_catalog.c     |  20 ++
>  drivers/gpu/drm/msm/adreno/a6xx_gmu.c         |  34 +--
>  drivers/gpu/drm/msm/adreno/a6xx_gpu.c         |   2 +-
>  drivers/gpu/drm/msm/adreno/a6xx_gpu.h         |   1 +
>  drivers/gpu/drm/msm/adreno/adreno_gpu.h       |   5 +
>  8 files changed, 239 insertions(+), 25 deletions(-)
> 
> -- 
> 2.45.1
>