linux-kernel - Re: [PATCH v2 13/13] drm/msm/adreno: Switch to chip-id for identifying GPU

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Message-ID: <CAA8EJpq-Z7vNJjQML6waeHOAvQ_1EtU0Zx5-9f_q9j-KyOq4Tg@mail.gmail.com>
Date:   Fri, 4 Aug 2023 18:28:14 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Rob Clark <robdclark@...il.com>
Cc:     dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Clark <robdclark@...omium.org>,
        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>,
        Mukesh Ojha <quic_mojha@...cinc.com>,
        Adam Skladowski <a39.skl@...il.com>,
        Elliot Berman <quic_eberman@...cinc.com>,
        Douglas Anderson <dianders@...omium.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Johan Hovold <johan+linaro@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Liu Ying <victor.liu@....com>, Rob Herring <robh@...nel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 13/13] drm/msm/adreno: Switch to chip-id for
 identifying GPU

On Fri, 28 Jul 2023 at 00:23, Rob Clark <robdclark@...il.com> wrote:
>
> From: Rob Clark <robdclark@...omium.org>
>
> Since the revision becomes an opaque identifier with future GPUs, move
> away from treating different ranges of bits as having a given meaning.
> This means that we need to explicitly list different patch revisions in
> the device table.
>
> Signed-off-by: Rob Clark <robdclark@...omium.org>
> ---
>  drivers/gpu/drm/msm/adreno/a4xx_gpu.c      |   2 +-
>  drivers/gpu/drm/msm/adreno/a5xx_gpu.c      |   2 +-
>  drivers/gpu/drm/msm/adreno/a5xx_power.c    |   2 +-
>  drivers/gpu/drm/msm/adreno/a6xx_gmu.c      |  14 ++-
>  drivers/gpu/drm/msm/adreno/adreno_device.c | 137 +++++++++++----------
>  drivers/gpu/drm/msm/adreno/adreno_gpu.c    |  14 +--
>  drivers/gpu/drm/msm/adreno/adreno_gpu.h    |  49 ++++----
>  7 files changed, 115 insertions(+), 105 deletions(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


-- 
With best wishes
Dmitry