Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753550AbaA0Jnk (ORCPT ); Mon, 27 Jan 2014 04:43:40 -0500 Received: from mail-oa0-f41.google.com ([209.85.219.41]:55926 "EHLO mail-oa0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753431AbaA0Jnh (ORCPT ); Mon, 27 Jan 2014 04:43:37 -0500 MIME-Version: 1.0 In-Reply-To: <20140124082859.GJ8586@lee--X1> References: <1389886545-31498-1-git-send-email-srinivas.kandagatla@st.com> <1389886651-31990-1-git-send-email-srinivas.kandagatla@st.com> <20140124082859.GJ8586@lee--X1> Date: Mon, 27 Jan 2014 10:43:37 +0100 Message-ID: Subject: Re: [PATCH v2 2/4] pinctrl: st: Add software edge trigger interrupt support. From: Linus Walleij To: Lee Jones Cc: Srinivas KANDAGATLA , Mark Rutland , "devicetree@vger.kernel.org" , Russell King , Pawel Moll , Ian Campbell , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Rob Herring , Rob Landley , Kumar Gala , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 24, 2014 at 9:28 AM, Lee Jones wrote: >> > +/* >> > + * As edge triggers are not supported at hardware level, it is supported by >> > + * software by exploiting the level trigger support in hardware. >> >> (...) >> >> All this is quite hard to understand. Maybe it's just because >> it's hard overall. Edge triggers are not supported by hardware >> so we use the hardware edge trigger support? >> >> That is a bit oxymoronic... > > That's not what is says. Read it again. :) Argh yeah I was wrong ... it's perfectly consistent with the implementation. Sorry for being such a slow brain this last friday. Yours, Linus Walleij -- 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/