linux-kernel - Re: [PATCH] drm/msm/adreno: Update MODULE

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Message-ID: <20230620070815.2c0bd60f@smeagol>
Date:   Tue, 20 Jun 2023 07:08:15 +0200
From:   Juerg Haefliger <juerg.haefliger@...onical.com>
To:     Akhil P Oommen <quic_akhilpo@...cinc.com>
Cc:     <robdclark@...il.com>, <quic_abhinavk@...cinc.com>,
        <dmitry.baryshkov@...aro.org>, <sean@...rly.run>,
        <airlied@...il.com>, <daniel@...ll.ch>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <johan+linaro@...nel.org>, <konrad.dybcio@...aro.org>,
        <ribalda@...omium.org>, <joel@...lfernandes.org>
Subject: Re: [PATCH] drm/msm/adreno: Update MODULE_FIRMWARE macros

On Fri, 16 Jun 2023 21:25:01 +0530
Akhil P Oommen <quic_akhilpo@...cinc.com> wrote:

> On Fri, Jun 16, 2023 at 02:28:15PM +0200, Juerg Haefliger wrote:
> > 
> > Add missing MODULE_FIRMWARE macros and remove some for firmwares that
> > the driver no longer references.
> > 
> > Signed-off-by: Juerg Haefliger <juerg.haefliger@...onical.com>
> > ---
> >  drivers/gpu/drm/msm/adreno/adreno_device.c | 23 ++++++++++++++++++----
> >  1 file changed, 19 insertions(+), 4 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > index 8cff86e9d35c..9f70d7c1a72a 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > @@ -364,17 +364,32 @@ MODULE_FIRMWARE("qcom/a330_pm4.fw");
> >  MODULE_FIRMWARE("qcom/a330_pfp.fw");
> >  MODULE_FIRMWARE("qcom/a420_pm4.fw");
> >  MODULE_FIRMWARE("qcom/a420_pfp.fw");
> > +MODULE_FIRMWARE("qcom/a506_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a508_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a512_zap.mdt");
> >  MODULE_FIRMWARE("qcom/a530_pm4.fw");
> >  MODULE_FIRMWARE("qcom/a530_pfp.fw");
> >  MODULE_FIRMWARE("qcom/a530v3_gpmu.fw2");
> >  MODULE_FIRMWARE("qcom/a530_zap.mdt");
> > -MODULE_FIRMWARE("qcom/a530_zap.b00");
> > -MODULE_FIRMWARE("qcom/a530_zap.b01");
> > -MODULE_FIRMWARE("qcom/a530_zap.b02");  
> Why are these not required when "qcom/a530_zap.mdt" is present?
> 
> mdt & b0* binaries are different partitions of the same secure
> firmware. Even though we specify only the .mdt file here, the PIL driver
> will load the *.b0* file automatically. OTOH, "*.mbn" is a standalone
> unified binary format.

Ah thanks for the clarification.


> If the requirement is to ensure that all necessary firmwares are part of
> your distribution, you should include the *.b0* files too here.

I'll look into that. IMO, everything that the drivers can load should be
listed for completeness.

...Juerg


> -Akhil
> 
> > +MODULE_FIRMWARE("qcom/a540_gpmu.fw2");
> > +MODULE_FIRMWARE("qcom/a540_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a615_zap.mdt");
> >  MODULE_FIRMWARE("qcom/a619_gmu.bin");
> >  MODULE_FIRMWARE("qcom/a630_sqe.fw");
> >  MODULE_FIRMWARE("qcom/a630_gmu.bin");
> > -MODULE_FIRMWARE("qcom/a630_zap.mbn");
> > +MODULE_FIRMWARE("qcom/a630_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a640_gmu.bin");
> > +MODULE_FIRMWARE("qcom/a640_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a650_gmu.bin");
> > +MODULE_FIRMWARE("qcom/a650_sqe.fw");
> > +MODULE_FIRMWARE("qcom/a650_zap.mdt");
> > +MODULE_FIRMWARE("qcom/a660_gmu.bin");
> > +MODULE_FIRMWARE("qcom/a660_sqe.fw");
> > +MODULE_FIRMWARE("qcom/a660_zap.mdt");
> > +MODULE_FIRMWARE("qcom/leia_pfp_470.fw");
> > +MODULE_FIRMWARE("qcom/leia_pm4_470.fw");
> > +MODULE_FIRMWARE("qcom/yamato_pfp.fw");
> > +MODULE_FIRMWARE("qcom/yamato_pm4.fw");
> >  
> >  static inline bool _rev_match(uint8_t entry, uint8_t id)
> >  {
> > -- 
> > 2.37.2
> >   


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