Re: [PATCH 0/3] mmc: omap_hsmmc: make more use of mmc library functionality

From: NeilBrown
Date: Wed Nov 19 2014 - 16:44:50 EST


On Wed, 19 Nov 2014 11:14:24 +0100 Ulf Hansson <ulf.hansson@xxxxxxxxxx> wrote:

> On 8 November 2014 00:52, NeilBrown <neilb@xxxxxxx> wrote:
> > omap_hsmmc currently duplicates some work that can be done for
> > it by common code, and consequently does not benefit from extra
> > functionality in that common code.
> >
> > In particular, mmc_of_parse and the slot-gpio library are not used.
> >
> > This set of patches allows omap_hsmmc to use that common
> > functionality, and benefit from any extra devicetree parsing
> > that it performs.
> >
> > The one awkward part of this change is that omap_hsmmc has an
> > interrupt handler for 'card detect' which does more than the
> > common code.
> > I see three options:
> > 1 - move that functionality into common code
> > 2 - discard that functionality
> > 3 - allow the common code to be configured to use a device-specific
> > card detect interrupt.
> >
> > This series implements '3'. I suspect a mix of '1' and '2' would
> > be a better choice but I know no of the history or justification
> > for those differences.
> >
> > My preference would be for this series to be applied (if there are
> > no other issues) and if there are opinions about effecting '1' or '2',
> > they can be done with subsequent patches.
> >
> > Thanks,
> > NeilBrown
> >
>
> I like the looks of this patchset, but it needs a rebase.

Thanks. What should I rebase against? Is 3.18-rc sufficient or is there
some other tree I should work against?

Thanks,
NeilBrown

>
> Kind regards
> Uffe
>
> >
> > ---
> >
> > NeilBrown (3):
> > mmc: omap_hsmmc: remove prepare/complete system suspend support.
> > mmc: omap_hsmmc: use slot-gpio library for gpio support.
> > mmc: omap_hsmmc: use mmc_of_parse to parse common mmc configuration.
> >
> >
> > drivers/mmc/core/slot-gpio.c | 21 ++++
> > drivers/mmc/host/omap_hsmmc.c | 158 +++++---------------------------
> > include/linux/mmc/slot-gpio.h | 2
> > include/linux/platform_data/mmc-omap.h | 4 -
> > 4 files changed, 47 insertions(+), 138 deletions(-)
> >
> > --
> > Signature
> >
> --
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