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 3A921CDB47E for ; Wed, 18 Oct 2023 12:52:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 478BE10E3E1; Wed, 18 Oct 2023 12:52:45 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id A665D10E3E3; Wed, 18 Oct 2023 12:52:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1697633563; x=1729169563; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=zFRykA9qO6f1M+eErBq6qWJ1MUa45/kg2R+tq08YzPo=; b=kEnyNcl04Dt8QJhSbjm6AKGcn9cmEmzhgVQT6yWOQllEIsACaGXcs6sg nvc6ZHCooSD78RPpOLnQrFBIXUbFqXZXNZTfV8bH0PJP/iMImOqEA0rwP 3jt9HV9gL9QAYqVkEfHin0MQLsANDrs/VOVCL1o2lReTxzlQH/2oR743o EJmJGu1ysN2T5+4LSYwQbi+8NdoQTFxcKgciZbeaUNcTJnsj+jBx89wMr XbaGu9cl5xdpgjtF8ASz9+jr9Z9fC1eyvDtkvMnjuSd95ZS7EDOLLXVog 07T8WtxatycdfcnLbb5M25UkDPzW9yh382ya4mtvVNUZBQkR6jb4kYacP Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10866"; a="371067699" X-IronPort-AV: E=Sophos;i="6.03,235,1694761200"; d="scan'208";a="371067699" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2023 05:52:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10866"; a="750082057" X-IronPort-AV: E=Sophos;i="6.03,235,1694761200"; d="scan'208";a="750082057" Received: from smile.fi.intel.com ([10.237.72.54]) by orsmga007.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2023 05:52:39 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.97-RC2) (envelope-from ) id 1qt62O-00000006ajn-0ppx; Wed, 18 Oct 2023 15:52:36 +0300 Date: Wed, 18 Oct 2023 15:52:35 +0300 From: Andy Shevchenko To: Hans de Goede Message-ID: References: <20231018051052.1328852-1-andriy.shevchenko@linux.intel.com> <0c88666a-ff36-b649-d244-ccce500b6c2f@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0c88666a-ff36-b649-d244-ccce500b6c2f@redhat.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Subject: Re: [Intel-gfx] [rft, PATCH v1 0/2] drm/i915/dsi: An attempt to get rid of IOSF GPIO on VLV X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jani Nikula , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Daniel Vetter , Rodrigo Vivi , David Airlie Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Wed, Oct 18, 2023 at 11:09:35AM +0200, Hans de Goede wrote: > On 10/18/23 07:10, Andy Shevchenko wrote: > > DSI code for VBT has a set of ugly GPIO hacks, one of which is direct > > talking to GPIO IP behind the actual driver's back. An attempt to fix > > that is here. > > > > If I understood correctly, my approach should work in the similar way as > > the current IOSF GPIO. > > > > Hans, I believe you have some devices that use this piece of code, > > is it possible to give a test run on (one of) them? > > Yes I should be able to find a device or 2 which poke GPIOs from the > VBT MIPI sequences. Unfortunately I don't know from the top of my head > which devices actually use this, so I may need to try quite a few devices > before finding one which actually uses this. > > I'll try to get this series tested sometime the coming weeks, > depending on when I can schedule some time for this. No hurry. maybe you simply can add into your usual tree you run on your devices? -- With Best Regards, Andy Shevchenko