[PATCH 1/2] MTD: cfi_cmdset_0002: Add reboot notifier for AMD flashes
Fabio Giovagnini
fabio.giovagnini at aurion-tech.com
Wed Apr 14 01:33:12 EDT 2010
Exactly!!!!
Why this is requested?
Is it necessary for the best proper woring mode?
Thanks a lot
In data mercoledì 14 aprile 2010 06:57:58, Artem Bityutskiy ha scritto:
: > On Tue, 2010-04-13 at 13:30 -0700, Kevin Cernekee wrote:
> > +static int cfi_amdstd_reset(struct mtd_info *mtd)
> > +{
> > + struct map_info *map = mtd->priv;
> > + struct cfi_private *cfi = map->fldrv_priv;
> > + int i, ret;
> > + struct flchip *chip;
> > +
> > + for (i = 0; i < cfi->numchips; i++) {
> > +
> > + chip = &cfi->chips[i];
> > +
> > + spin_lock(chip->mutex);
> > +
> > + ret = get_chip(map, chip, chip->start, FL_SHUTDOWN);
> > + if (!ret) {
> > + map_write(map, CMD(0xF0), chip->start);
> > + chip->state = FL_SHUTDOWN;
> > + put_chip(map, chip, chip->start);
> > + }
> > +
> > + spin_unlock(chip->mutex);
> > + }
> > +
> > + return 0;
> > +}
>
> Kevin, I'd suggest to document why you do this in the code, just for the
> next generation, or for the archaeologists who will dig MTD code in the
> future.
>
--
Fabio Giovagnini
Aurion s.r.l.
P.I e C.F.
00885711200
Tel. +39.051.594.78.24
Cell. +39.335.83.50.919
More information about the linux-mtd
mailing list