From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 54E2529D0D; Mon, 28 Apr 2025 15:29:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745854179; cv=none; b=rVP0E5Fkr44dwxmtCxAro+w4n0nPzVrqi+UuOWMUTUSZb8oZDSS2LQs3kNHNZ6c0HavPDna046laJXhDY9D3c/XtNveAk9tfvn32vYZzXBtB93Ro7huzLlFl2Ws9VXsGOBTlLiGdx4axxDUN6K21o6GYi3rNuxTXhZGmBqdNFJc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745854179; c=relaxed/simple; bh=3qPKbJj/vgOBUPJepC6lSWcEMTN36+KodSuGvFHFbUA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=YiK9x/pFHVxnr6hEkMctk21MjbZM62F5Mwdty9yeujNnNUNa4vMURR0rxBAY1G7WYUV82SeQXBCuA0DKTIsbbswdVnBUbc5x6xlXf1zL2WIKNlr5qObJgy25RKO63VQvBexmS53P2ioZbpCqf0zGlQXTBoScCz5POW1DyvrCyto= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Mec72dAV; arc=none smtp.client-ip=192.198.163.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Mec72dAV" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1745854178; x=1777390178; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=3qPKbJj/vgOBUPJepC6lSWcEMTN36+KodSuGvFHFbUA=; b=Mec72dAVaUaszIiSMNdBtRWSE8Yky7mEmCn8xqGHm+jiwJPF8nRfWJCJ Y4sbn0W+P0vm+M0iE+AhuLmzHwwoY8BHqbV0K2sYNMIC6IIzTSpGd3Tuu z6eBCoVRpF/Zjt04mOF4xQmhHxTg+fz5zPhIFIL3rUo9wkh28CvDP+ugf 6pYhQeXTrFEAWx6BjKB9ZycNRbSTycZ9sV/zGUtcqL93RSnIN7QC1lXg+ qRtiJw4a+Cp2RbdAszq2KAB6IeD6rC/G1bYNmBUb+GRD6Xqu54Cl/QF3q 2ohYOtWf6kod40j0sadjpzIqND9dOP5U6yvjHUNwuY9fvA5dp5NWpsh9/ w==; X-CSE-ConnectionGUID: H670ZN/jSp6y3Zh3foyfew== X-CSE-MsgGUID: C1kGOTOLS+a/1cjOHhByoQ== X-IronPort-AV: E=McAfee;i="6700,10204,11417"; a="47590175" X-IronPort-AV: E=Sophos;i="6.15,246,1739865600"; d="scan'208";a="47590175" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Apr 2025 08:29:37 -0700 X-CSE-ConnectionGUID: iquNtVCcRkuv0DkXBphH9Q== X-CSE-MsgGUID: +okzcWZDQIeWwZTTyYBLUA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,246,1739865600"; d="scan'208";a="138731777" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Apr 2025 08:29:34 -0700 Received: from kekkonen.localdomain (localhost [127.0.0.1]) by kekkonen.fi.intel.com (Postfix) with SMTP id 1145C1208E5; Mon, 28 Apr 2025 18:29:31 +0300 (EEST) Date: Mon, 28 Apr 2025 15:29:31 +0000 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo From: Sakari Ailus To: Dongcheng Yan Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, hverkuil@xs4all.nl, andriy.shevchenko@linux.intel.com, hdegoede@redhat.com, u.kleine-koenig@baylibre.com, ricardo.ribalda@gmail.com, bingbu.cao@linux.intel.com, stable@vger.kernel.org, dongcheng.yan@linux.intel.com, hao.yao@intel.com Subject: Re: [PATCH v3 1/2] platform/x86: int3472: add hpd pin support Message-ID: References: <20250425104331.3165876-1-dongcheng.yan@intel.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250425104331.3165876-1-dongcheng.yan@intel.com> Hi Dongcheng, On Fri, Apr 25, 2025 at 06:43:30PM +0800, Dongcheng Yan wrote: > Typically HDMI to MIPI CSI-2 bridges have a pin to signal image data is > being received. On the host side this is wired to a GPIO for polling or > interrupts. This includes the Lontium HDMI to MIPI CSI-2 bridges > lt6911uxe and lt6911uxc. > > The GPIO "hpd" is used already by other HDMI to CSI-2 bridges, use it > here as well. > > Signed-off-by: Dongcheng Yan Thanks for the update. Reviewed-by: Sakari Ailus -- Regards, Sakari Ailus