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SubjectRe: [ANNOUNCE] [PATCH] [MTD] Flex-OneNAND MTD Driver available.
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On Fri, 2008-09-26 at 09:31 +0900, Kyungmin Park wrote:
> Hi,
>
> A few comments
>
> >
> > Signed-off-by: Vishak G <vishak.g@samsung.com>
> > Signed-off-by: Rohit Hagargundgi <h.rohit@samsung.com>
>
> Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
>
> > ---
> > diff -uprN a/drivers/mtd/onenand/onenand_base.c
> > b/drivers/mtd/onenand/onenand_base.c
> > --- a/drivers/mtd/onenand/onenand_base.c 2008-09-16
> > 20:48:12.000000000 +0530
> > +++ b/drivers/mtd/onenand/onenand_base.c 2008-09-24
> > 17:51:34.000000000 +0530
> > @@ -9,6 +9,10 @@
> > * auto-placement support, read-while load support, various fixes
> > * Copyright (C) Nokia Corporation, 2007
> > *
> > + * Vishak G <vishak.g@samsung.com>, Rohit Hagargundgi
> > <h.rohit@samsung.com>
> > + * Flex-OneNAND support
> > + * Copyright (C) Samsung Electronics, 2008
> > + *
> > * This program is free software; you can redistribute it and/or modify
> > * it under the terms of the GNU General Public License version 2 as
> > * published by the Free Software Foundation.
> > @@ -27,6 +31,37 @@
> >
> > #include <asm/io.h>
> >
> > +const static int boundary[] = {
> > + FLEXONENAND_DIE0_BOUNDARY,
> > + FLEXONENAND_DIE1_BOUNDARY,
> > +};
> > +
> > +const static int lock[] = {
> > + FLEXONENAND_DIE0_ISLOCKED,
> > + FLEXONENAND_DIE1_ISLOCKED,
> > +};
> > +
>
> static const as others.
>
>
> > diff -uprN a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h
> > --- a/include/mtd/mtd-abi.h 2008-09-16 20:48:12.000000000 +0530
> > +++ b/include/mtd/mtd-abi.h 2008-09-24 14:09:06.000000000 +0530
> > @@ -102,7 +102,11 @@ struct nand_oobinfo {
> > uint32_t useecc;
> > uint32_t eccbytes;
> > uint32_t oobfree[8][2];
> > +#ifdef CONFIG_MTD_ONENAND
> > + uint32_t eccpos[128];
> > +#else
> > uint32_t eccpos[32];
> > +#endif
> > };
> >
> > struct nand_oobfree {
> > @@ -117,7 +121,11 @@ struct nand_oobfree {
> > */
> > struct nand_ecclayout {
> > uint32_t eccbytes;
> > +#ifdef CONFIG_MTD_ONENAND
> > + uint32_t eccpos[128];
> > +#else
> > uint32_t eccpos[64];
> > +#endif
> > uint32_t oobavail;
> > struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES];
> > };

I do not think stuff like this is going to be accepted because you
change ABI. You should instead introduce new ioctls or add sysfs
support and expose this information via sysfs. This is much bigger
work, but it is needed.

--
Best regards,
Artem Bityutskiy (Битюцкий Артём)

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