On 23 March 2017 at 01:18, Jin Qian <jinqian@xxxxxxxxxxx> wrote:
> Extend sysfs to access ext_csd revision information.
>
> Signed-off-by: Jin Qian <jinqian@xxxxxxxxxxx>
> ---
> drivers/mmc/core/mmc.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> index 7fd722868875..08c62c9bec48 100644
> --- a/drivers/mmc/core/mmc.c
> +++ b/drivers/mmc/core/mmc.c
> @@ -779,6 +779,7 @@ MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid);
> MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name);
> MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
> MMC_DEV_ATTR(prv, "0x%x\n", card->cid.prv);
> +MMC_DEV_ATTR(rev, "0x%x\n", card->ext_csd.rev);
We have "product revision" in CID, we have "CSD structure/spec
version" in CSD and some other related in EXT_CSD.
To make it clear what "rev" is about, I suggest we follow Jaehoon
suggestions. Let's name it "ext_csd_rev".
> MMC_DEV_ATTR(pre_eol_info, "%02x\n", card->ext_csd.pre_eol_info);
> MMC_DEV_ATTR(life_time, "0x%02x 0x%02x\n",
> card->ext_csd.device_life_time_est_typ_a,
> @@ -836,6 +837,7 @@ static struct attribute *mmc_std_attrs[] = {
> &dev_attr_name.attr,
> &dev_attr_oemid.attr,
> &dev_attr_prv.attr,
> + &dev_attr_rev.attr,
> &dev_attr_pre_eol_info.attr,
> &dev_attr_life_time.attr,
> &dev_attr_serial.attr,
> --
> 2.12.1.500.gab5fba24ee-goog
>
Kind regards
Uffe
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