From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 932B1C6FA8B for ; Mon, 19 Sep 2022 21:22:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229740AbiISVW2 (ORCPT ); Mon, 19 Sep 2022 17:22:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229901AbiISVWZ (ORCPT ); Mon, 19 Sep 2022 17:22:25 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CC914D174; Mon, 19 Sep 2022 14:22:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 04869B820F3; Mon, 19 Sep 2022 21:22:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4394C433D6; Mon, 19 Sep 2022 21:22:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663622541; bh=IvWPxgYC8Y7/jKbvrMgvoSlVhNU4G8aj4azB6VTN5qk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LDukC2laWLeAS1hTstk3+uI80cx9+0pZ+wPFhhsMNlRE1bu16hMatnmZ1crpFbqt1 k3tuAb9cL3igaJ1hDw7pjHvCDdVDLLmsBbe8qF07lur0B2xwaCdMINQtpmSO8vGW4c Wm8sgUtgNwKfKIY2ok3U8REzvC4BSqFPOn0IFdSj7Nw4tvVH2ISkeHNNXtB698XHbA uzxcqMJLg0T1xmOP/eHgGvkLgQDLvJAfLjdQ/w6afxgTGGwuF5TtgJcCpyRafNtP2a qbELnhcSynvFccTFurRKvvc8gGi6OMcf1cAYn2a79rBiiIey0Kb9Xl0WsTfpXmYe+Z /sx7/IpnsHzsw== Date: Mon, 19 Sep 2022 16:22:18 -0500 From: Bjorn Andersson To: Jeff Johnson Cc: Bjorn Andersson , Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Rob Herring , Krzysztof Kozlowski , Stephen Boyd , Kuogee Hsieh , Sankeerth Billakanti , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 5/7] drm/msm/dp: Implement hpd_notify() Message-ID: <20220919212218.chyeo7uga2sitwk7@builder.lan> References: <20220916200028.25009-1-quic_bjorande@quicinc.com> <20220916200028.25009-6-quic_bjorande@quicinc.com> <07b39c97-30be-4e82-044e-51b0d98a5197@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <07b39c97-30be-4e82-044e-51b0d98a5197@quicinc.com> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Fri, Sep 16, 2022 at 02:17:30PM -0700, Jeff Johnson wrote: > On 9/16/2022 1:00 PM, Bjorn Andersson wrote: > > From: Bjorn Andersson > > > > The DisplayPort controller's hot-plug mechanism is based on pinmuxing a > > physical signal no a GPIO pin into the controller. This is not always > > nit: s/ no / on /? > Correct, thank you Jeff. > > possible, either because there aren't dedicated GPIOs available or > > because the hot-plug signal is a virtual notification, in cases such as > > USB Type-C. > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DC852ECAAD3 for ; Mon, 19 Sep 2022 21:22:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3457D10E146; Mon, 19 Sep 2022 21:22:27 +0000 (UTC) Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7D11310E146; Mon, 19 Sep 2022 21:22:24 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 0F765B820F4; Mon, 19 Sep 2022 21:22:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4394C433D6; Mon, 19 Sep 2022 21:22:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663622541; bh=IvWPxgYC8Y7/jKbvrMgvoSlVhNU4G8aj4azB6VTN5qk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LDukC2laWLeAS1hTstk3+uI80cx9+0pZ+wPFhhsMNlRE1bu16hMatnmZ1crpFbqt1 k3tuAb9cL3igaJ1hDw7pjHvCDdVDLLmsBbe8qF07lur0B2xwaCdMINQtpmSO8vGW4c Wm8sgUtgNwKfKIY2ok3U8REzvC4BSqFPOn0IFdSj7Nw4tvVH2ISkeHNNXtB698XHbA uzxcqMJLg0T1xmOP/eHgGvkLgQDLvJAfLjdQ/w6afxgTGGwuF5TtgJcCpyRafNtP2a qbELnhcSynvFccTFurRKvvc8gGi6OMcf1cAYn2a79rBiiIey0Kb9Xl0WsTfpXmYe+Z /sx7/IpnsHzsw== Date: Mon, 19 Sep 2022 16:22:18 -0500 From: Bjorn Andersson To: Jeff Johnson Subject: Re: [PATCH v2 5/7] drm/msm/dp: Implement hpd_notify() Message-ID: <20220919212218.chyeo7uga2sitwk7@builder.lan> References: <20220916200028.25009-1-quic_bjorande@quicinc.com> <20220916200028.25009-6-quic_bjorande@quicinc.com> <07b39c97-30be-4e82-044e-51b0d98a5197@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <07b39c97-30be-4e82-044e-51b0d98a5197@quicinc.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Sankeerth Billakanti , Bjorn Andersson , linux-arm-msm@vger.kernel.org, Abhinav Kumar , dri-devel@lists.freedesktop.org, Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Dmitry Baryshkov , Kuogee Hsieh , freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri, Sep 16, 2022 at 02:17:30PM -0700, Jeff Johnson wrote: > On 9/16/2022 1:00 PM, Bjorn Andersson wrote: > > From: Bjorn Andersson > > > > The DisplayPort controller's hot-plug mechanism is based on pinmuxing a > > physical signal no a GPIO pin into the controller. This is not always > > nit: s/ no / on /? > Correct, thank you Jeff. > > possible, either because there aren't dedicated GPIOs available or > > because the hot-plug signal is a virtual notification, in cases such as > > USB Type-C. >