lkml.org 
[lkml]   [2018]   [Mar]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] can: enable multi-queue for SocketCAN devices
From
Date
On 03/14/2018 01:26 PM, Jonas Mark (BT-FIR/ENG1) wrote:
>> Do you have a driver or a patch to make a driver mq aware?
>
> Yes, we have CAN hardware with multiple queues and we also have a
> SocketCAN driver for it.
>
> IMHO the driver will be of very little use for the Linux community
> because the HW is proprietary.

That doesn't matter. It would be the first driver that makes use of the
feature, so we can learn from it. And you might get a free review of
your driver.

> Our motivation to separate this patch from the proprietary SocketCAN
> driver

Looking at your email address I assume your employer sells devices with
this hardware and the driver. So someone has to provide the sources for
it anyways to fulfil the GPL license requirements. :)

> is that we felt it was odd that the multi-queue infrastructure is in
> place and only very few lines of code are missing to offer it to the
> CAN networking subsystem as well.

Marc

--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |

[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2018-03-14 13:45    [W:0.028 / U:6.332 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site