Re: [PATCH 0/6] mmc: Set PROBE_PREFER_ASYNCHRONOUS for all host drivers - Chen-Yu Tsai

From: Chen-Yu Tsai <wens@csie.org>
To: Anand Moon <linux.amoon@gmail.com>
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Subject: Re: [PATCH 0/6] mmc: Set PROBE_PREFER_ASYNCHRONOUS for all host drivers
Date: Mon, 7 Sep 2020 12:04:53 +0800	[thread overview]
Message-ID: <CAGb2v66URSyd4WPkM6bJ9wTeZdT-GwS+-R5UymywNxa7HW8pfg@mail.gmail.com> (raw)
In-Reply-To: <CANAwSgTv2ZAvPKG2aChs8NwZL32TF+MtcaFbehQWWSf_TFXF6A@mail.gmail.com>

On Mon, Sep 7, 2020 at 11:57 AM Anand Moon <linux.amoon@gmail.com> wrote:
>
> Hi Martin.
>
> On Sat, 5 Sep 2020 at 03:24, Martin Blumenstingl
> <martin.blumenstingl@googlemail.com> wrote:
> >
> > Hi Douglas,
> >
> > On Fri, Sep 4, 2020 at 1:25 AM Douglas Anderson <dianders@chromium.org> wrote:
> > >
> > > As per discussion [1], it seems like it should be quite safe to turn
> > > on PROBE_PREFER_ASYNCHRONOUS for all sd/mmc host controllers.  Let's
> > > give it a shot.  For some discussion about this flag, see the commit
> > > message for commit 3d3451124f3d ("mmc: sdhci-msm: Prefer asynchronous
> > > probe").
> > can this somehow change the order in which the MMC drivers end up loading?
> > on Amlogic SoCs we have up to three MMC controllers, some SoCs even
> > use two different MMC controller IPs (and therefore two different
> > drivers).
> > so far the MMC controller naming (/dev/mmcblk* etc.) was consistent -
> > can that change with this patch?
> >
>
> We could resolve this by setting up aliases for mmc nodes in the dts.

Right now, only the dw_mmc driver family supports aliases for mmc nodes.

> > apologies if this has been discussed and answered anywhere
> >
> >
> > Best regards,
> > Martin
>
> Best regards
> -Anand

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