Thread (13 messages) 13 messages, 4 authors, 2017-12-04

Re: [PATCH v2 2/2] ARM: dts: at91: disable the nxp,se97b SMBUS timeout on the TSE-850

From: Alexandre Belloni <hidden>
Date: 2017-11-30 17:26:20
Also in: linux-arm-kernel, linux-hwmon, lkml

On 30/11/2017 at 09:16:38 -0800, Guenter Roeck wrote:
On Wed, Nov 29, 2017 at 09:56:29PM +0100, Alexandre Belloni wrote:
quoted
On 29/11/2017 at 12:53:11 -0800, Guenter Roeck wrote:
quoted
On Mon, Nov 27, 2017 at 05:31:01PM +0100, Peter Rosin wrote:
quoted
The I2C adapter driver is sometimes slow, causing the SCL line to
be stuck low for more than the stipulated SMBUS timeout of 25-35 ms.
This causes the client device to give up which in turn causes silent
corruption of data. So, disable the SMBUS timeout in the client device.

Signed-off-by: Peter Rosin <redacted>
Acked-by: Guenter Roeck <redacted>

I assume this will be sent upstream through an arm tree.
Yes, I'm applying it right now.
Are you going to apply the patch for 4.15, or queue it up for 4.16 ?
I have been arguing with myself if this is a feature or a bug fix.
So far I queued the driver change up for 4.16, but I am open to
applying it to 4.15. Any thoughts ?
I was wondering that myself. I'm open to have it as a fix in 4.15. Or
maybe Peter can send the series to stable if he needs it in 4.14.

Peter, what do you think/want?


-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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