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From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w@public.gmane.org
Cc: matti.j.aaltonen-xNZwKgViW5gAvxtiuMwx3w@public.gmane.org,
	linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	hthebaud-Umy9UjvE/gtWk0Htik3J/w@public.gmane.org
Subject: Re: [PATCH] NFC: Driver for Inside Secure MicroRead NFC chip
Date: Mon, 14 Mar 2011 17:00:26 +0100	[thread overview]
Message-ID: <201103141700.26457.arnd@arndb.de> (raw)
In-Reply-To: <99B09243E1A5DA4898CDD8B7001114481082FAE15A-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>

On Monday 14 March 2011, Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w@public.gmane.org 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

  parent reply	other threads:[~2011-03-14 16:00 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-10 14:20 [PATCH] NFC: Driver for Inside Secure MicroRead NFC chip Waldemar Rymarkiewicz
     [not found] ` <1299766808-2535-1-git-send-email-waldemar.rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w@public.gmane.org>
2011-03-10 13:52   ` Arnd Bergmann
     [not found]     ` <201103101452.54862.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-10 14:45       ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
2011-03-10 16:20         ` Arnd Bergmann
     [not found]           ` <201103101720.53782.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-14 14:59             ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]               ` <99B09243E1A5DA4898CDD8B7001114481082FAE10A-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-14 15:34                 ` Arnd Bergmann
     [not found]                   ` <201103141634.10865.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-14 15:45                     ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]                       ` <99B09243E1A5DA4898CDD8B7001114481082FAE15A-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-14 16:00                         ` Arnd Bergmann [this message]
     [not found]                           ` <201103141700.26457.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-14 16:15                             ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
2011-03-14 17:01                               ` Arnd Bergmann
2011-03-15  8:37                                 ` Waldemar.Rymarkiewicz
     [not found]                                   ` <99B09243E1A5DA4898CDD8B7001114481082FAE39E-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-15  9:06                                     ` Arnd Bergmann
2011-03-17 12:58           ` Waldemar.Rymarkiewicz
     [not found]             ` <99B09243E1A5DA4898CDD8B70011144810830AB119-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-17 13:07               ` Arnd Bergmann
     [not found]                 ` <201103171407.58164.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-17 13:38                   ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]                     ` <99B09243E1A5DA4898CDD8B70011144810830AB18B-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-17 13:54                       ` Arnd Bergmann
     [not found]                         ` <201103171454.42838.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-17 13:58                           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
2011-03-15 10:01     ` Samuel Ortiz
     [not found]       ` <loom.20110315T104753-187-eS7Uydv5nfjZ+VzJOa5vwg@public.gmane.org>
2011-03-15 12:59         ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]           ` <99B09243E1A5DA4898CDD8B70011144810830AA4BD-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-15 14:16             ` Samuel Ortiz
2011-03-15 14:29               ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
  -- strict thread matches above, loose matches on Subject: below --
2011-03-18 10:40 Waldemar Rymarkiewicz
     [not found] ` <1300444824-13713-1-git-send-email-waldemar.rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w@public.gmane.org>
2011-03-18 10:40   ` Waldemar Rymarkiewicz
     [not found]     ` <1300444824-13713-2-git-send-email-waldemar.rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w@public.gmane.org>
2011-03-18 11:03       ` Alan Cox
     [not found]         ` <20110318110348.728f6036-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2011-03-18 15:00           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]             ` <99B09243E1A5DA4898CDD8B7001114481085881963-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-18 15:05               ` Arnd Bergmann
2011-03-18 15:12               ` Alan Cox
     [not found]                 ` <20110318151219.7aedc765-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2011-03-18 15:15                   ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
2011-03-18 11:49       ` Wolfram Sang
     [not found]         ` <20110318114931.GA2155-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-03-18 15:08           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]             ` <99B09243E1A5DA4898CDD8B700111448108588196C-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-18 15:31               ` Mark Brown
2011-03-18 16:43           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
2011-03-18 12:19       ` Arnd Bergmann
     [not found]         ` <201103181319.54191.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-18 12:51           ` Mark Brown
     [not found]             ` <20110318125150.GD27129-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2011-03-18 14:20               ` Arnd Bergmann
2011-03-25 14:26         ` Samuel Ortiz
2011-03-29  8:00           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]             ` <99B09243E1A5DA4898CDD8B7001114481085E2375D-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-29 11:05               ` Arnd Bergmann
2011-03-29 11:59                 ` Alan Cox
     [not found]                   ` <20110329125931.21a69776-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2011-03-29 12:04                     ` Arnd Bergmann
     [not found]                       ` <201103291404.39023.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-29 12:23                         ` Alan Cox
     [not found]                           ` <20110329132305.7aa065a1-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2011-03-29 13:22                             ` Arnd Bergmann
     [not found]                 ` <201103291305.02293.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-31 14:16                   ` Samuel Ortiz
2011-03-31 14:42                     ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]                       ` <99B09243E1A5DA4898CDD8B7001114481085F0FE5A-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-31 14:49                         ` Arnd Bergmann
2011-03-31 15:09                         ` Samuel Ortiz
2011-03-31 15:24                           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w
     [not found]                             ` <99B09243E1A5DA4898CDD8B7001114481085F0FE7C-TzrFtyi11j7rLp5S7fUuNkEOCMrvLtNR@public.gmane.org>
2011-03-31 15:30                               ` Samuel Ortiz
2011-04-01 18:19                                 ` Aloisio Almeida
     [not found]                                   ` <AANLkTikjTAFrhS7_P+KJ-r-33K6fW2+63OnLhjXE-u0k-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-04-01 19:43                                     ` Arnd Bergmann
2011-06-06 20:22                                 ` Pavan Savoy
     [not found]                                   ` <BANLkTimsZeqvSWj+kKWLSmFOQc70KWodcw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-06-06 20:30                                     ` Pavan Savoy
     [not found]                                       ` <BANLkTim9tyZXhLUxzHL2K-nWtujsJTB0fw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-06-06 20:46                                         ` Aloisio Almeida
2011-06-06 20:50                                     ` Samuel Ortiz
2011-03-18 15:50       ` Randy Dunlap
     [not found]         ` <20110318085033.9bea6dc9.rdunlap-/UHa2rfvQTnk1uMJSBkQmQ@public.gmane.org>
2011-03-18 15:57           ` Waldemar.Rymarkiewicz-++hxYGjEMp0AvxtiuMwx3w

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