linux-kernel - Re: [PATCH V6 22/24] mmc: sdhci-uhs2: add post-mmc_attach

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Date:   Fri, 24 Feb 2023 18:23:05 +0800
From:   Victor Shih <victorshihgli@...il.com>
To:     Adrian Hunter <adrian.hunter@...el.com>
Cc:     ulf.hansson@...aro.org, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org, benchuanggli@...il.com,
        HL.Liu@...esyslogic.com.tw, Greg.tu@...esyslogic.com.tw,
        takahiro.akashi@...aro.org, dlunev@...omium.org,
        Victor Shih <victor.shih@...esyslogic.com.tw>,
        Ben Chuang <ben.chuang@...esyslogic.com.tw>
Subject: Re: [PATCH V6 22/24] mmc: sdhci-uhs2: add post-mmc_attach_sd hook

Hi, Adrian

On Fri, Jan 6, 2023 at 5:31 AM Adrian Hunter <adrian.hunter@...el.com> wrote:
>
> On 13/12/22 11:00, Victor Shih wrote:
> > From: Ben Chuang <ben.chuang@...esyslogic.com.tw>
> >
> > This "post" hook for mmc_attach_sd(), uhs2_post_attach_sd, will be required
> > to enable UHS-II support, at least, on GL9755.
> >
> > Signed-off-by: Ben Chuang <ben.chuang@...esyslogic.com.tw>
> > Signed-off-by: AKASHI Takahiro <takahiro.akashi@...aro.org>
> > ---
> >  drivers/mmc/host/sdhci.h | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
> > index e5f64b38e339..4aac22b58d79 100644
> > --- a/drivers/mmc/host/sdhci.h
> > +++ b/drivers/mmc/host/sdhci.h
> > @@ -728,6 +728,7 @@ struct sdhci_ops {
> >       void    (*dump_vendor_regs)(struct sdhci_host *host);
> >       void    (*dump_uhs2_regs)(struct sdhci_host *host);
> >       void    (*uhs2_pre_detect_init)(struct sdhci_host *host);
> > +     void    (*uhs2_post_attach_sd)(struct sdhci_host *host);
>
> This gets called already in "mmc: sdhci-uhs2: add uhs2_control()
> to initialise the interface"
>
> Either move that line to this patch or vice versa.
>
> Please check compiling after each patch is applied.
>

I will update it in V7 version.

> >  };
> >
> >  #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
>

Thanks, Victor Shih