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SubjectRe: [PATCH v2 4/9] mtd: rawnand: jz4780: Add support for the JZ4740
On Sun, 03 Feb 2019 11:10:50 -0300
Paul Cercueil <paul@crapouillou.net> wrote:

> Le dim. 3 févr. 2019 à 11:08, Boris Brezillon <bbrezillon@kernel.org>
> a écrit :
> > On Sun, 03 Feb 2019 10:56:53 -0300
> > Paul Cercueil <paul@crapouillou.net> wrote:
> >
> >> Le dim. 3 févr. 2019 à 4:31, Boris Brezillon
> >> <bbrezillon@kernel.org>
> >> a écrit :
> >> > On Sat, 2 Feb 2019 20:19:21 -0300
> >> > Paul Cercueil <paul@crapouillou.net> wrote:
> >> >
> >> >> Add support for probing the jz4780-nand driver on the JZ4740 SoC
> >> >> from
> >> >> Ingenic.
> >> >>
> >> >> Signed-off-by: Paul Cercueil <paul@crapouillou.net>
> >> >> ---
> >> >>
> >> >> Changes:
> >> >>
> >> >> v2: - Add support for the JZ4740 and not the JZ4725B: they
> >> behave
> >> >> the
> >> >> same, and JZ4740 is fully upstream while JZ4725B is not.
> >> The
> >> >> JZ4725B devicetree will then simply use the
> >> >> "ingenic,jz4740-nand"
> >> >> compatible string.
> >> >> - Fix the number of bytes for the ECC when the ECC strength
> >> is
> >> >> 4.
> >> >> This is needed for the JZ4740, which uses Reed-Solomon
> >> >> instead of
> >> >> BCH.
> >> >>
> >> >> drivers/mtd/nand/raw/ingenic/jz4780_nand.c | 48
> >> >> +++++++++++++++++-----
> >> >
> >> > If we're going to make the driver compatible with jz4740 and
> >> jz4725b
> >> > maybe we should rename the source files jz47xx_{nand,bch}.{c,h}.
> >>
> >> I don't know about that. Adding support for new hardware isn't a
> >> good
> >> reason to
> >> rename the driver, or so I've been told around here, as you then
> >> make
> >> it harder
> >> to review the git history of the driver.
> >
> > You already move files to a sub-directory so that doesn't make a huge
> > difference, history will be hard to follow because of this move
> > anyway.
>
> Yes, but if I merge the *_bch.c files together, and eventually drop
> jz4740-nand.c, does it still make sense to move to a sub-directory?
>

Still prefer to make things explicit over preserving file names to
make git log <path> history linear. And anyway, how hard is it to figure
out that the last commit in git log drivers/mtd/nand/raw/<driver>.c is
moving the file (there might even be an option for that)?

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