linux-kernel - Re: [PATCH 2/2] firmware: QCOM_SCM: Allow qcom_scm driver to be loadable as a permenent module

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Date:   Fri, 21 May 2021 22:06:02 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     John Stultz <john.stultz@...aro.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Joerg Roedel <joro@...tes.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <maz@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Maulik Shah <mkshah@...eaurora.org>,
        Lina Iyer <ilina@...eaurora.org>,
        Saravana Kannan <saravanak@...gle.com>,
        Todd Kjos <tkjos@...gle.com>, linux-arm-msm@...r.kernel.org,
        iommu@...ts.linux-foundation.org, linux-gpio@...r.kernel.org
Subject: Re: [PATCH 2/2] firmware: QCOM_SCM: Allow qcom_scm driver to be
 loadable as a permenent module

On Tue, May 18, 2021 at 09:19:22PM +0000, John Stultz wrote:
> Allow the qcom_scm driver to be loadable as a permenent module.
> 
> This still uses the "depends on QCOM_SCM || !QCOM_SCM" bit to
> ensure that drivers that call into the qcom_scm driver are
> also built as modules. While not ideal in some cases its the
> only safe way I can find to avoid build errors without having
> those drivers select QCOM_SCM and have to force it on (as
> QCOM_SCM=n can be valid for those drivers).
> 
> Reviving this now that Saravana's fw_devlink defaults to on,
> which should avoid loading troubles seen before.
> 
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will@...nel.org>
> Cc: Andy Gross <agross@...nel.org>
> Cc: Bjorn Andersson <bjorn.andersson@...aro.org>
> Cc: Joerg Roedel <joro@...tes.org>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: Marc Zyngier <maz@...nel.org>
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Cc: Vinod Koul <vkoul@...nel.org>
> Cc: Kalle Valo <kvalo@...eaurora.org>
> Cc: Maulik Shah <mkshah@...eaurora.org>
> Cc: Lina Iyer <ilina@...eaurora.org>
> Cc: Saravana Kannan <saravanak@...gle.com>
> Cc: Todd Kjos <tkjos@...gle.com>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: linux-arm-msm@...r.kernel.org
> Cc: iommu@...ts.linux-foundation.org
> Cc: linux-gpio@...r.kernel.org
> Acked-by: Kalle Valo <kvalo@...eaurora.org>
> Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Signed-off-by: John Stultz <john.stultz@...aro.org>

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>