Re: [PATCH] mmc: csd version check updated to support MMC v4.41

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Hi,

you can find it's already merged at mmc tree.

Try to find this one. [PATCH v2] Recognize CSD structure version 3

Thank you,
Kyungmin Park

On Wed, Jul 14, 2010 at 9:19 PM, Ghorai, Sukumar <s-ghorai@xxxxxx> wrote:
>
>
>> -----Original Message-----
>> From: Sripathy, Vishwanath
>> Sent: Wednesday, July 14, 2010 5:23 PM
>> To: Ghorai, Sukumar; linux-mmc@xxxxxxxxxxxxxxx; linux-omap@xxxxxxxxxxxxxxx
>> Subject: RE: [PATCH] mmc: csd version check updated to support MMC v4.41
>>
>>
>>
>> > -----Original Message-----
>> > From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
>> > owner@xxxxxxxxxxxxxxx] On Behalf Of Ghorai, Sukumar
>> > Sent: Wednesday, July 14, 2010 1:51 PM
>> > To: linux-mmc@xxxxxxxxxxxxxxx; linux-omap@xxxxxxxxxxxxxxx
>> > Cc: Ghorai, Sukumar
>> > Subject: [PATCH] mmc: csd version check updated to support MMC v4.41
>> >
>> >  CSD_STRUCTURE [127:126] describes the version of the CSD structure.
>> >  According to the MMC specificaiton (v4.4.1), 3 is also a valid number.
>> >
>> > Signed-off-by: Sukumar Ghorai <s-ghorai@xxxxxx>
>> > ---
>> >  Tested on omap4430 ES2.0
>> >
>> >  drivers/mmc/core/mmc.c |    2 +-
>> >  1 files changed, 1 insertions(+), 1 deletions(-)
>> >
>> > diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
>> > index 89f7a25..525af33 100644
>> > --- a/drivers/mmc/core/mmc.c
>> > +++ b/drivers/mmc/core/mmc.c
>> > @@ -122,7 +122,7 @@ static int mmc_decode_csd(struct mmc_card *card)
>> >      * v1.2 has extra information in bits 15, 11 and 10.
>> >      */
>> >     csd_struct = UNSTUFF_BITS(resp, 126, 2);
>> > -   if (csd_struct != 1 && csd_struct != 2) {
>> > +   if (csd_struct > 3) {
>>
>> Can't csd_struct be 0? If so then your new check will break right?
> [Ghorai] 0 to 3 are the valid numbers.
>
>>
>> >             printk(KERN_ERR "%s: unrecognised CSD structure version %d\n",
>> >                     mmc_hostname(card->host), csd_struct);
>> >             return -EINVAL;
>> > --
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