Re: [PATCH] NFC: Driver for Inside Secure MicroRead NFC chip

From: Arnd Bergmann
Date: Mon Mar 14 2011 - 12:00:37 EST


On Monday 14 March 2011, Waldemar.Rymarkiewicz@xxxxxxxxx wrote:
> >
> >If the usleep_range is trying to synchronize between the NFC
> >and the I2C chip, you must wait for a notication from the NFC
> >hardware that it's done.
>
> No, it's simply there as I have been faceing i2c write error while
> I do two consecutive writes.
> The second fails now and then. That's seems to be a chip issue.
> I will try to investigate this issue.

Ok. It sounds like a bug in the i2c driver, you should also take
a look there. Maybe it has never had to deal with this much
write data at once.

Arnd
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