linux-kernel - Re: [PATCH 0/5] mmc: host: omap

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Date:	Tue, 22 Apr 2014 10:48:58 -0500
From:	Felipe Balbi <balbi@...com>
To:	Balaji T K <balajitk@...com>
CC:	<balbi@...com>, <chris@...ntf.net>, <ulf.hansson@...aro.org>,
	<linux-mmc@...r.kernel.org>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/5] mmc: host: omap_hsmmc: a few improvements

Hi,

On Tue, Apr 22, 2014 at 09:00:12PM +0530, Balaji T K wrote:
> On Monday 21 April 2014 11:02 PM, Felipe Balbi wrote:
> >Hi,
> >
> >On Wed, Mar 26, 2014 at 07:04:45PM -0500, Felipe Balbi wrote:
> >>this series lets us access the newer registers introduced
> >>back in OMAP4 which give us some valid information about
> >>the OMAP HSMMC IP like max block size, support for ADMA,
> >>support for Retention.
> >>
> >>Right now, only setting max_blk_size correctly as supporting
> >>ADMA and Retention will take a lot of work.
> >>
> >>Tested on OMAP5 uEVM.
> >>
> >>Felipe Balbi (5):
> >>   mmc: host: omap_hsmmc: pass host as an argument
> >>   mmc: host: omap_hsmmc: add reg_offset field
> >>   mmc: host: omap_hsmmc: introduce new accessor functions
> >>   mmc: host: omap_hsmmc: switch over to new accessors
> >>   mmc: host: omap_hsmmc: set max_blk_size correctly
> 
> Got mislead by your reply to this series, about the alternative way of
> reading memory size from CAPA register

sure, we can do that if you prefer, I just felt I wouldn't touch
platforms I can't really test :-s

> >this has been here for almost a month, any comments ?
> >
> 
> Do you see any performance impact with this series ?

in the normal case ? no... it helps only with large transfers

-- 
balbi

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