lkml.org 
[lkml]   [2013]   [Jun]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH V2] i2c: designware: fix race between subsequent xfers
On Fri, Jun 14, 2013 at 04:37:41PM +0200, Wolfram Sang wrote:
> On Fri, Jun 07, 2013 at 10:51:23AM +0200, Christian Ruppert wrote:
> [...]
> > + /*
> > + * We must disable the adapter before unlocking the &dev->lock mutex
> > + * below. Otherwise the hardware might continue generating interrupts
> > + * which in turn causes a race condition with the following transfer.
>
> I added "Needs some more investigation if the additional interrupts are
> a hardware bug or this driver doesn't handle them correctly yet." to the
> comment and

Good idea, thanks.

> Applied to for-next, thanks!
>
> BTW since I am currently here: i2c-designware-core should be in the
> 'algos' directory, no?

At the risk of passing for a complete moron: What exactly is the
difference between I2C algos and I2C bus drivers?

Greetings,
Christian

--
Christian Ruppert , <christian.ruppert@abilis.com>
/|
Tel: +41/(0)22 816 19-42 //| 3, Chemin du Pré-Fleuri
_// | bilis Systems CH-1228 Plan-les-Ouates
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2013-06-17 11:02    [W:0.043 / U:1.096 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site