From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-189.mta1.migadu.com (out-189.mta1.migadu.com [95.215.58.189]) (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 64A7C28751B for ; Thu, 4 Sep 2025 07:04:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.189 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756969470; cv=none; b=Vn8qkJf2dqDoG0bduKEi/N2SGiTFEdVunF4ej/0re3+YPfwFVVbN/A/mnxyEke1+7i0hGpKcx6jovK9G/T0XMmQfe2hEU9YmzfsheDuolmbmB33PTYpf3rMAUBm+D2vTKKS0X/rcEx8q5kc3HsvLWTLux76yHxX8cPgECBU6OD4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756969470; c=relaxed/simple; bh=IhKT8x/5hCHSHndLowOHkoRm2QFYbcT6oimaswr9Lqc=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=Qj3XJDLPf3R5GM47ZpPBTBBK3vBu2oXMY14dkslgoO02bztOO3wYJUbz90SRiUB9wPuNyflRTI7MqI6VU4zGMOvQuPDXsTCiYSWukBudkN3AHyHD28kUkyTVjFJA9DzyZT5G7qvHAJX5jWs/xau+CGy918Co16P7ztZ06mqt6yc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=grimler.se; spf=pass smtp.mailfrom=grimler.se; dkim=pass (1024-bit key) header.d=grimler.se header.i=@grimler.se header.b=eEDM4FH9; arc=none smtp.client-ip=95.215.58.189 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=grimler.se Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=grimler.se Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=grimler.se header.i=@grimler.se header.b="eEDM4FH9" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=grimler.se; s=key1; t=1756969456; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=IhKT8x/5hCHSHndLowOHkoRm2QFYbcT6oimaswr9Lqc=; b=eEDM4FH9yI5P7vlZLnXRLJiTuwuS7NbJ0sViZP4Ds5PvNDHS5xy40WQR1dsvIDd4E8365Y +gW50vQHutvD8LEcJ87QAoY8UYIZ5pbO5gW+uRpVTTBMyZ/975w9O3bpjlf1MhyRMkxkDZ 8jHqnE6DVw5hvRJenMlC/j87WKxYj+A= Subject: Re: [PATCH v3 3/3] drm/bridge: sii9234: use extcon cable detection logic to detect MHL X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Henrik Grimler To: Marek Szyprowski 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 Date: Thu, 04 Sep 2025 09:04:11 +0200 In-Reply-To: <532937cb-fa69-4010-b2cf-cba9a2e6c730@samsung.com> References: <20250824-exynos4-sii9234-driver-v3-0-80849e716a37@grimler.se> <20250824-exynos4-sii9234-driver-v3-3-80849e716a37@grimler.se> <20250903193231.GA5526@l14.localdomain> <532937cb-fa69-4010-b2cf-cba9a2e6c730@samsung.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT Hi Marek, On Thu, 2025-09-04 at 08:40 +0200, Marek Szyprowski wrote: > 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. > > > >=20 > > > > Signed-off-by: Henrik Grimler > > > Tested-by: Marek Szyprowski > > >=20 > > > On Trats2 board the status of HDMI connector is no properly > > > reported as > > > disconnected when no cable is attached. > > Thanks for testing (again)! > >=20 > > In what way is it not properly reported as disconnected, are you > > checking some sysfs property, or with some userspace tool? >=20 > Huh, my typo. It should be 'connector is *now* properly reported',=20 > that's why I gave my 'tested-by' tag. That clears it up, thank you :) Best regards, Henrik Grimler