Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756610AbaGBRSm (ORCPT ); Wed, 2 Jul 2014 13:18:42 -0400 Received: from mail-oa0-f53.google.com ([209.85.219.53]:37178 "EHLO mail-oa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753626AbaGBRSk (ORCPT ); Wed, 2 Jul 2014 13:18:40 -0400 MIME-Version: 1.0 In-Reply-To: <53B141B9.2060401@de.bosch.com> References: <1403892261-25026-1-git-send-email-mathieu.poirier@linaro.org> <1403892261-25026-2-git-send-email-mathieu.poirier@linaro.org> <53B141B9.2060401@de.bosch.com> Date: Wed, 2 Jul 2014 11:18:39 -0600 Message-ID: Subject: Re: [PATCH 1/9 v2] coresight: add CoreSight core layer framework From: Mathieu Poirier To: Dirk Behme Cc: Linus Walleij , Will Deacon , Russell King - ARM Linux , Daniel Thompson , Rob Herring , Robert Marklund , Al Grant , Patch Tracking , Marcin Jabrzyk , "linux-kernel@vger.kernel.org" , Arnd Bergmann , Panchaxari Prasannamurthy Tumkur , r.sengupta@samsung.com, =?UTF-8?B?QXJ2ZSBIasO4bm5ldsOlZw==?= , Tony Armitstead , John Stultz , "linux-arm-kernel@lists.infradead.org" , James King , Pratik Patel , Vikas Varshney , Jonas Svennebring Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 30 June 2014 04:53, Dirk Behme wrote: > On 27.06.2014 20:04, mathieu.poirier@linaro.org wrote: >> >> From: Pratik Patel >> >> CoreSight components are compliant with the ARM CoreSight >> architecture specification and can be connected in various >> topologies to suite a particular SoCs tracing needs. These trace >> components can generally be classified as sources, links and >> sinks. Trace data produced by one or more sources flows through >> the intermediate links connecting the source to the currently >> selected sink. >> >> CoreSight framework provides an interface for the CoreSight trace >> drivers to register themselves with. It's intended to build up a >> topological view of the CoreSight components and configure the >> right series of components on user input via debugfs. >> >> For eg., when enabling a source, framework builds up a path >> consisting of all the components connecting the source to the >> currently selected sink and enables all of them. >> >> Framework also supports switching between available sinks and >> also provides status information to user space applications >> through the debugfs interface. >> >> Signed-off-by: Pratik Patel >> Signed-off-by: Panchaxari Prasannamurthy >> >> Signed-off-by: Mathieu Poirier >> --- >> .../devicetree/bindings/arm/coresight.txt | 141 +++++ >> drivers/Kconfig | 2 + > > > I wonder if > > arch/arm/Kconfig.debug > > wouldn't be better place for this? With the other kernel hacking options - right, that is probably best. > > Best regards > > Dirk -- 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/