From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Stein Subject: Re: [PATCH v2 00/12] can: rx-offload: add implmentation and switch flexcan driver to use it Date: Wed, 30 Nov 2016 15:22:45 +0100 Message-ID: <9395350.5JPxc1DQSq@ws-stein> References: <1467657137-18891-1-git-send-email-mkl@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: Received: from webbox1416.server-home.net ([77.236.96.61]:39142 "EHLO webbox1416.server-home.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755449AbcK3OWt (ORCPT ); Wed, 30 Nov 2016 09:22:49 -0500 In-Reply-To: <1467657137-18891-1-git-send-email-mkl@pengutronix.de> Sender: linux-can-owner@vger.kernel.org List-ID: To: Marc Kleine-Budde , Daniel =?ISO-8859-1?Q?Kr=FCger?= Cc: linux-can@vger.kernel.org On Monday 04 July 2016 20:32:05, Marc Kleine-Budde wrote: > Hello, > > this patch takes up the idea to read the CAN frames in IRQ context and send > them later in NAPI. The first two patches add each an offloading scheme. > > The first one is for hardware FIFO based cores, like the flexcan in FIFO > mode. The second one requires mailboxes with timestamps. The mailboxes are > read and sorted by timestamp in IRQ context, sending is done later in NAPI > aswell. > > The remaining patches modify the flexcan driver to make use of it. imx6 and > vf610 SoCs can make use of the 64 mailbox software FIFO, while older SoCs > still use flexcan's 6 mailbox deep hardware FIFO. > > Testing on any flexcan core is highly appreciated. What is the status of this patchset? Best regards, Alexander