From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout2.w1.samsung.com (mailout2.w1.samsung.com [210.118.77.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 674F8275B0D for ; Thu, 4 Sep 2025 06:40:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.118.77.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756968053; cv=none; b=JX9wudDkxAAdnQQHRpadwbN/H9HMrxiQKKHwr3k+Bg46XHdb5pRnqaMoLUNju5p510yr2RdbkvjeGk0L9JQ+VlHQTLJxP+1ePdHYxZ8GGFKyENxGpKyGSCAkTtaH7KZDFPiH+BPs8yOdeDJUgrGsikYj/jNJYfyUYqQIo9ueKGU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756968053; c=relaxed/simple; bh=rGwELpiIkEXKasOo4ZGjIOtJc4NrTEJzdYZs619kaC4=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:From:In-Reply-To: Content-Type:References; b=p/clOebk8HJ/UZLB7W8nQMfhsRRuDBHRJ8PZ8LEKtz+Gxo2x/rMNWY0BIZlbsLWnINZLg+IdchnjQ4C2qP4Gi7/i5uUOpX25I+u/pNqIRMjaKQiVRKmMo/POe1ZpplKqO+83U7aCJmR7xHV3VOES2X1V+hYXa3DX8sJJUzwufYE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=QcCwCcTL; arc=none smtp.client-ip=210.118.77.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="QcCwCcTL" Received: from eucas1p1.samsung.com (unknown [182.198.249.206]) by mailout2.w1.samsung.com (KnoxPortal) with ESMTP id 20250904064044euoutp02090a8945b26194cfbc866d0f4e67119b~iASC2Hi561768917689euoutp02k for ; Thu, 4 Sep 2025 06:40:44 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.w1.samsung.com 20250904064044euoutp02090a8945b26194cfbc866d0f4e67119b~iASC2Hi561768917689euoutp02k DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1756968044; bh=A/yDGtDHqTHoPVxQFOAkkIfF4zIy3UZ0vUKDgsqqVOc=; h=Date:Subject:To:Cc:From:In-Reply-To:References:From; b=QcCwCcTLjQhAJBgjfcjHoBleYj4ltUDCEaUZJOMVDss/gKJSWYHjYpNOWQAVkJiVc jwhEHY1qQfXL/ywyJ/C47pdoWEkGIt8ea2MbcgYn1yBHUsd5cOwEnItFQFZCfKh4FG 9jmQa351xLqb/mMwR47RWNj2RqqZzqnX9Mg0+8Bk= Received: from eusmtip1.samsung.com (unknown [203.254.199.221]) by eucas1p1.samsung.com (KnoxPortal) with ESMTPA id 20250904064044eucas1p1903e2408a311a9a88aa7459c078f0ca3~iASCdUNGL3162431624eucas1p1k; Thu, 4 Sep 2025 06:40:44 +0000 (GMT) Received: from [106.210.134.192] (unknown [106.210.134.192]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20250904064042eusmtip130798f35ba17f7345464a545efd3511c~iASBRoIaA0826508265eusmtip1S; Thu, 4 Sep 2025 06:40:42 +0000 (GMT) Message-ID: <532937cb-fa69-4010-b2cf-cba9a2e6c730@samsung.com> Date: Thu, 4 Sep 2025 08:40:42 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Betterbird (Windows) Subject: Re: [PATCH v3 3/3] drm/bridge: sii9234: use extcon cable detection logic to detect MHL To: Henrik Grimler Cc: Dmitry Baryshkov , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, replicant@osuosl.org, linux-kernel@vger.kernel.org Content-Language: en-US From: Marek Szyprowski In-Reply-To: <20250903193231.GA5526@l14.localdomain> Content-Transfer-Encoding: 7bit X-CMS-MailID: 20250904064044eucas1p1903e2408a311a9a88aa7459c078f0ca3 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20250824111745eucas1p20e336aecd501200bdd035bfc30ce1e63 X-EPHeader: CA X-CMS-RootMailID: 20250824111745eucas1p20e336aecd501200bdd035bfc30ce1e63 References: <20250824-exynos4-sii9234-driver-v3-0-80849e716a37@grimler.se> <20250824-exynos4-sii9234-driver-v3-3-80849e716a37@grimler.se> <20250903193231.GA5526@l14.localdomain> On 03.09.2025 21:32, Henrik Grimler wrote: > On Mon, Aug 25, 2025 at 04:16:50PM +0200, Marek Szyprowski wrote: >> On 24.08.2025 13:16, Henrik Grimler wrote: >>> To use MHL we currently need the MHL chip to be permanently on, which >>> consumes unnecessary power. Let's use extcon attached to MUIC to enable >>> the MHL chip only if it detects an MHL cable. >>> >>> Signed-off-by: Henrik Grimler >> Tested-by: Marek Szyprowski >> >> On Trats2 board the status of HDMI connector is no properly reported as >> disconnected when no cable is attached. > Thanks for testing (again)! > > In what way is it not properly reported as disconnected, are you > checking some sysfs property, or with some userspace tool? Huh, my typo. It should be 'connector is *now* properly reported', that's why I gave my 'tested-by' tag. Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland