On Wed, Oct 11, 2017 at 09:36:48AM +0200, Simon Horman wrote:
> On Wed, Oct 11, 2017 at 02:08:14AM +0200, Niklas Söderlund wrote:
> > The commit 43b0b361b0170030 ("mmc: tmio: always get number of taps")
> > changed the behavior of the tuning. Before the commit the SCC was only
> > enabled for the first tuning attempt (host->init_tuning(host)), if that
> > failed the hardware where reset and tuning retried. In the second
> > attempt the SCC where never configured and tuning would succeed for some
> > stubborn cards. This patch restore this behavior which allows a troubled
> > card I have to be used.
>
> Hi Wolfram,
>
> Is tuning retried if the card is changed, f.e. ejected and a different card
> inserted?
I haven't tried this patch yet. I work on finalizing the I2C DMA helper
patches currently. Let's hope this goes smooth, so I can check Niklas'
findings soon.
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