From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 DFD2E31F9AE for ; Mon, 23 Mar 2026 18:47:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774291653; cv=none; b=jki06qmgmm/Tt3n93vHP8wm25oMQ8NlyHwcCLeXsjmSfHlz2LI4JRJYlxm+OmJCvF8H5kdgBA7im9ORliARr7Sv/K2LN5Ali6Ttht+5soOTeAHXx0vZOsJ2S1GM/Yl1DyMSpT+2nQbPiGBx3LDPgE1QtNCwi8gA1eLZ+qPeaKig= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774291653; c=relaxed/simple; bh=cfCJUmQdWdHqFyoqITseCKJU7PuEd22eTZjYC9q1Z7k=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=c5FNv7lxa6n6z3CyxWqkWWXJjRdAtwOBdp6NWJntNMj5MjDoIxjGMpfBz0xJHaE2XkKemNlcGFaQuWCrWTcNhzdvAhpMTv8MzYYrIVuqm9t7U0Vv+KMKDLSMfw1Euz+m3C4szYnNFtM/37qD6iiFY6NJp+gtNzL9I2qLtU1sg3Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=gzuPNRrA; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="gzuPNRrA" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1774291650; bh=cfCJUmQdWdHqFyoqITseCKJU7PuEd22eTZjYC9q1Z7k=; h=Date:Subject:From:To:Cc:References:In-Reply-To:From; b=gzuPNRrAjy4mfuprRCGQooVB76V8vsP17dkdVB6k9UJ4x7mDQXGbu167wyif3hoK8 2esoju+BmtIrDQFylbwrJDV2/q0oS4GcjBk6qJJH3+sDqoWLmiWWvCAUjguGN1w8Gy 9imlTANNyvZ8XlmvThwSEC6aJl8579Un2m+NM3tikO7EMgbArzTlqzJ+TGTBQ4Xve6 Bcg8JtJl0luL5gAOzAORR8WzczGC4onOIeE4nNo/uVBPGnw46LvjdphVorOYpvavmT tz8i5tlz8puJYt5N/4iZnlq1M1b9t73geHl1ps0AL/AB+tqCqpkTTj1J04jIvqew41 UwQknFFkvXufA== Received: from [192.168.1.90] (unknown [86.123.23.225]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with ESMTPSA id 83A3317E4108; Mon, 23 Mar 2026 19:47:29 +0100 (CET) Message-ID: Date: Mon, 23 Mar 2026 20:47:28 +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 i-g-t v3] tests: (Re)add kms_crtc_background_color test From: Cristian Ciocaltea To: Maarten Lankhorst , Maxime Ripard , Dmitry Baryshkov , Thomas Zimmermann , David Airlie , Simona Vetter , Sandy Huang , =?UTF-8?Q?Heiko_St=C3=BCbner?= , Andy Yan , Louis Chauvet , Haneen Mohammed , Melissa Wen , Kamil Konieczny , Juha-Pekka Heikkila , Juha-Pekka Heikkila , Karthik B S , Swati Sharma Cc: igt-dev@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, kernel@collabora.com References: <20251219-crtc-bgcolor-v3-1-31b589911588@collabora.com> Content-Language: en-US In-Reply-To: <20251219-crtc-bgcolor-v3-1-31b589911588@collabora.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi, On 12/19/25 11:27 PM, Cristian Ciocaltea wrote: > Provide test to verify the behavior of BACKGROUND_COLOR DRM CRTC > property. > > This is achieved by filling a full-screen primary plane with a given > color and comparing the resulting CRC with the one obtained after > turning off all planes while having the CRTC background set to the same > color. > > Also note this is a reworked version of the test that has been dropped > over 5 years ago via commit 33f07391e5f6 ("tests: Remove > kms_crtc_background_color test"), as the required kernel changes never > landed because of missing support in userland. The kernel series introducing the BACKGROUND_COLOR CRTC property has been picked up [1] and is available since drm-misc-next-2026-03-20 [2]. Regards, Cristian [1] https://lore.kernel.org/all/CAPj87rMW=4=0y_WZAhaLWhnEG1e-sF+Cn4XR57+p+d5wy9BvkA@mail.gmail.com/ [2] https://gitlab.freedesktop.org/drm/misc/kernel/-/commits/drm-misc-next-2026-03-20