linux-kernel - Re: [PATCH 0/4] mmc: dw_mmc: start deprecating mshcN aliases

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Message-ID: <CAPDyKFo8c51KR+1ju+WCp2xk7_uYKzS+_vBjWxnB7Y3zGYasFg@mail.gmail.com>
Date:   Fri, 26 Nov 2021 14:31:43 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     John Keeping <john@...anate.com>
Cc:     linux-mmc@...r.kernel.org, Heiko Stuebner <heiko@...ech.de>,
        Jaehoon Chung <jh80.chung@...sung.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-rockchip@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 0/4] mmc: dw_mmc: start deprecating mshcN aliases

On Wed, 24 Nov 2021 at 20:24, Ulf Hansson <ulf.hansson@...aro.org> wrote:
>
> On Wed, 24 Nov 2021 at 19:46, John Keeping <john@...anate.com> wrote:
> >
> > This series is prompted by discussion on a previous patch set [1] but is
> > a totally different approach and only a partial solution.
> >
> > With these patches, the dependency on the mshcN alias is totally removed
> > from dw_mmc-hi3798cv200 and dw_mmc-rockchip and dw_mmc-exynos moves
> > towards being able to consider the mshcN aliases deprecated.
> >
> > I haven't changed dw_mci_hi6220_caps here, although it looks like it's
> > possible to apply MMC_CAP_CMD23 to all controllers there with no change
> > in behaviour as the final entry is SDIO for which CMD23 is not
> > applicable IIUC.  But I'm not familiar with that hardware and don't feel
> > confident making that change.
> >
> > [1] https://lore.kernel.org/all/20211116190244.1417591-1-john@metanate.com/
> >
> > John Keeping (4):
> >   mmc: dw_mmc: add common capabilities to replace caps
> >   mmc: dw_mmc: hi3798cv200: use common_caps
> >   mmc: dw_mmc: rockchip: use common_caps
> >   mmc: dw_mmc: exynos: use common_caps
> >
> >  drivers/mmc/host/dw_mmc-exynos.c      |  9 +++++----
> >  drivers/mmc/host/dw_mmc-hi3798cv200.c |  9 +--------
> >  drivers/mmc/host/dw_mmc-rockchip.c    | 11 +----------
> >  drivers/mmc/host/dw_mmc.c             |  3 +++
> >  drivers/mmc/host/dw_mmc.h             |  3 +++
> >  5 files changed, 13 insertions(+), 22 deletions(-)
> >
> > --
> > 2.34.0
> >
>
> This looks good to me, I intend to apply this later this week, unless
> objections of course.
>
> In the meantime, I will continue to look at what we can do to resolve
> the exynos/k3 issues around this.

Let's consider additional changes to be on top of this, as this is
certainly a nice step forward.

So, applied for next, thanks!

Kind regards
Uffe