linux-kernel - Re: [PATCH V2 3/3] arm_scpi: Rev last modify to support acpi

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Message-ID: <tencent_52A351CD61E76A06527CACF5@qq.com>
Date:   Thu, 24 Nov 2022 20:26:24 +0800
From:   "王洪辉" <honghui.wang@...s.com.cn>
To:     "Sudeep Holla" <sudeep.holla@....com>
Cc:     "Cristian Maruss" <cristian.marussi@....com>,
        "linux-arm-kernel" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2 3/3] arm_scpi: Rev last modify to support acpi

Ok!

Thanks,
Best Regards!

Wang Honghui

  ------------------ Original ------------------From:  "Sudeep Holla"<sudeep.holla@....com>;Date:  Thu, Nov 24, 2022 07:15 PMTo:  "Wang Honghui"<honghui.wang@...s.com.cn>; Cc:  "Cristian Maruss"<cristian.marussi@....com>; "linux-arm-kernel"<linux-arm-kernel@...ts.infradead.org>; "linux-kernel"<linux-kernel@...r.kernel.org>; Subject:  Re: [PATCH V2 3/3] arm_scpi: Rev last modify to support acpi On Thu, Nov 24, 2022 at 05:59:47PM +0800, Wang Honghui wrote:> Rev last modify to support acpi> > Signed-off-by: Wang Honghui <honghui.wang@...s.com.cn>> --->  drivers/firmware/arm_scpi.c | 4 ++++>  1 file changed, 4 insertions(+)> > diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c> index e2e90dcc38bd..aca0a9780c12 100644> --- a/drivers/firmware/arm_scpi.c> +++ b/drivers/firmware/arm_scpi.c> @@ -908,7 +908,9 @@ static const struct of_device_id shmem_of_match[] __maybe_unused = {> { }>  };>  > +#ifdef CONFIG_PHYTIUM_MBOX>  extern struct mbox_chan *phytium_mbox_request_channel(struct mbox_client *cl);> +#endifI have already NACK the approach you have taken for SCPI + ACPI. Just forgotto mention SCPI is old and deprecated protocol and SCMI replaced it. Youmuch be using that if possible.Anyways, this kind of #ifdeffery is not allowed in any generic code even ifI agreed with the approach. So please don't change the code in such a way.-- Regards,Sudeep