From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 4790229A30E for ; Mon, 22 Dec 2025 12:56:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766408179; cv=none; b=QMLgLG32oL/9NrLQbjmciULPSFSwVWda7snkmoovd1JtqUXY+jNkDEcJL63GjXXVz78OJg8jEn+gCbM9UvT256mc1scLuJNbINTTD/QDbg6m+bdWZnavSkXdUDyxkhxi4mJV+8xUVfXs6ydvd6v59P/qMgWa/J5YGhIR6sHfzXI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766408179; c=relaxed/simple; bh=jhKXKO/JpmmR3WrOvRNXfjyZ+mNvzUBSl8mvmndj0iU=; h=Message-ID:Date:MIME-Version:Subject:To:References:From:Cc: In-Reply-To:Content-Type; b=ccf2LbJn9dgq+5R+dPAwIViKWB6vjOA5cPyCMJPbT57UExuW98ay0f1i9fQclqCL2Ws/zGytkXDkgM5JzsZEQLuvuwbwZBBm5Q+St4C8yJQ1jF7dS+eDmzJBswbRbu+JFNQsc55MRMajxmb80gHiH6zhmS7DdHYTszOl6m+npeQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=hfpadivl; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="hfpadivl" Received: from [192.168.88.20] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id F2A6C741; Mon, 22 Dec 2025 13:56:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1766408165; bh=jhKXKO/JpmmR3WrOvRNXfjyZ+mNvzUBSl8mvmndj0iU=; h=Date:Subject:To:References:From:Cc:In-Reply-To:From; b=hfpadivlsfwi3Or3wU08In5dTa9V6WFa4uSswkxAutCJ6rArb8oF3WsQ9fVOigPgr AgcIrzP88YQhO8PnfENNr/EOxECp2LBXOEpbPg1KGnKdDDyv5oIVt63q0OZCiMJT4r Gsrjgtx+3S9wfkATkzZCPAiYgJNpsXFwxCygxAVo= Message-ID: <36009b8f-c759-4212-8070-ef15c8a2f0a4@ideasonboard.com> Date: Mon, 22 Dec 2025 14:56:10 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v10 3/6] drm/bridge: cadence: cdns-mhdp8546-core: Handle HDCP state in bridge atomic check To: Harikrishna Shenoy References: <20251209120332.3559893-1-h-shenoy@ti.com> <20251209120332.3559893-4-h-shenoy@ti.com> From: Tomi Valkeinen Content-Language: en-US Cc: Laurent.pinchart@ideasonboard.com, airlied@gmail.com, andrzej.hajda@intel.com, andy.yan@rock-chips.com, aradhya.bhatia@linux.dev, devarsht@ti.com, dianders@chromium.org, dri-devel@lists.freedesktop.org, javierm@redhat.com, jernej.skrabec@gmail.com, jonas@kwiboo.se, linux-kernel@vger.kernel.org, linux@treblig.org, luca.ceresoli@bootlin.com, lumag@kernel.org, lyude@redhat.com, maarten.lankhorst@linux.intel.com, mordan@ispras.ru, mripard@kernel.org, neil.armstrong@linaro.org, rfoss@kernel.org, s-jain1@ti.com, simona@ffwll.ch, tzimmermann@suse.de, u-kumar1@ti.com Autocrypt: addr=tomi.valkeinen@ideasonboard.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit Hi, On 09/12/2025 14:03, Harikrishna Shenoy wrote: > Now that we have DRM_BRIDGE_ATTACH_NO_CONNECTOR framework, handle the > HDCP state change in bridge atomic check as well to enable correct > functioning for HDCP in both DRM_BRIDGE_ATTACH_NO_CONNECTOR and > !DRM_BRIDGE_ATTACH_NO_CONNECTOR case. > > Without this patch, when using DRM_BRIDGE_ATTACH_NO_CONNECTOR flag, HDCP > state changes would not be properly handled during atomic commits, > potentially leading to HDCP authentication failures or incorrect > protection status for content requiring HDCP encryption. > > Fixes: 6a3608eae6d33 ("drm: bridge: cdns-mhdp8546: Enable HDCP") > Signed-off-by: Harikrishna Shenoy > --- > .../drm/bridge/cadence/cdns-mhdp8546-core.c | 23 +++++++++++++++++++ > 1 file changed, 23 insertions(+) Reviewed-by: Tomi Valkeinen Tomi