linux-kernel - Re: [PATCH 2/2] MEMSTICK: Add driver for Ricoh R5C592 Card reader.

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Date:	Thu, 05 Aug 2010 20:47:42 +0300
From:	Maxim Levitsky <maximlevitsky@...il.com>
To:	Alex Dubov <oakad@...oo.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] MEMSTICK: Add driver for Ricoh R5C592 Card reader.

On Thu, 2010-08-05 at 15:30 +0300, Maxim Levitsky wrote: 
> On Thu, 2010-08-05 at 04:48 -0700, Alex Dubov wrote: 
> > > > 
> > > > That's how its called in the spec.
> > > > Sectors can be larger than 512b on Pro-HG sticks, and
> > > there's additional
> > > > TPC_READ/WRITE_QUAD_DATA which operates on larger
> > > quantities.
> > > But not on ordinary PRO, right?
> > 
> > Pro sectors are normally 512 bytes.
> > 
> > > 
> > > Small question, can I use Pro-HG stick in my reader that is
> > > designed for
> > > Standard/PRO only? Does your subsystem support it?
> > 
> > It should work. It works for me on TI, which has no 8b mode either.
> In that case, is there an upper limit on sector size?
Also, you don't use the MS_TPC_READ_QUAD_DATA at all.
So mspro_blk.c won't work with >512 bytes/sector disk?
Or there is some compatibility?


Best regards,
Maxim Levitsky



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