linux-kernel - Re: [PATCH v2 00/13] Qcom: LLCC/EDAC: Fix base address used for LLCC banks

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Date:   Mon, 19 Dec 2022 23:01:25 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andrew Halaney <ahalaney@...hat.com>, andersson@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        bp@...en8.de, tony.luck@...el.com, quic_saipraka@...cinc.com,
        konrad.dybcio@...aro.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, james.morse@....com,
        mchehab@...nel.org, rric@...nel.org, linux-edac@...r.kernel.org,
        quic_ppareek@...cinc.com, luca.weiss@...rphone.com
Subject: Re: [PATCH v2 00/13] Qcom: LLCC/EDAC: Fix base address used for LLCC
 banks

On Mon, Dec 19, 2022 at 06:49:39PM +0200, Dmitry Baryshkov wrote:
> On Mon, 19 Dec 2022 at 16:17, Manivannan Sadhasivam
> <manivannan.sadhasivam@...aro.org> wrote:
> >
> > On Mon, Dec 19, 2022 at 03:11:36PM +0100, Krzysztof Kozlowski wrote:
> > > On 19/12/2022 14:50, Manivannan Sadhasivam wrote:
> > > >
> > > >>> Also, the id table is
> > > >>> an overkill since there is only one driver that is making use of it. And
> > > >>> moreover, there is no definite ID to use.
> > > >>
> > > >> Every driver with a single device support has usually ID table and it's
> > > >> not a problem...
> > > >>
> > > >
> > > > Are you referring to OF/ACPI ID table? Or something else?
> > >
> > > No, I refer to the driver ID table (I2C, platform whatever the driver is).
> > >
> >
> > Yeah, that's what I wanted to avoid here. The ID table makes sense if you have
> > a bus like I2C or a separate subsystem but here LLCC is an individual driver.
> > So creating a separate ID table is an overkill IMO.
> 
> Well, struct platform_device_id is used quite a lot together with the
> MODULE_DEVICE_TABLE(platform, _ids);
> 
> On the other hand:
> 
> $ git grep MODULE_ALIAS.*platform: | wc -l
> 1308
> $ git grep MODULE_DEVICE_TABLE.*platform | wc -l
> 236
> 

Hmm. I think I will just go with platform_device_id in the next version.

Thanks,
Mani

> -- 
> With best wishes
> Dmitry

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