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 B9BE2197A76; Tue, 12 Aug 2025 21:11:17 +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=1755033079; cv=none; b=tvtFLDxN+KOalvXA/SHjCYkFu3FMDlNLYjlBmHdGa3dBL1Xvm36nH/ReoiZWXkg8tVJq+ROJcvlXMW/wZv4TMFRa0Vjdbahu6Zg0MAMQDhikh0jl3M5uodXZA2xJkfvHzn8j1NPnK7F1bCbSAZ5tTZICq5AiCe+/e0krynuZZVc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755033079; c=relaxed/simple; bh=ptw9LWjwcshgBavY2yDU/Ee+H+KyvQTD0coZYZFxVfw=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=ULmDe/Bzm/M1UBRgPmwPE049MDBJmQLcBowAYMqjp+7AP1VLOVf6J9MUI02NDzm/1atlmJ1EbyGStqsG/+9sbhIh/bdA7JS5HOI7mnzkZEy56FedcTaZL6NoAYaoI7ur40aszCqg9Tq59EBavEPIx6NTBIS4ZG5MWzUsmXYY2RE= 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=iPMgSUEk; 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="iPMgSUEk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1755033076; bh=ptw9LWjwcshgBavY2yDU/Ee+H+KyvQTD0coZYZFxVfw=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=iPMgSUEkfNJiAjaNCg4fHebUfF9p4iwEMZYSQwgT3Wag8oCvrrorR82Bq+flfOcAA tJE/Yoicrzw8NxpJCIWPPwA8lhSY3QDThCFfZS0af2JKOocxNwJNPGGFvi52DpWIPR rfp96b9bk+frqd/JoscI7HeslPOnw24WS16oaArSS9knnpRp6StIjNe34jMttiQ/N2 PwrCFWxH28cc2bJhESkMhUuieD/1bwztCE2rL1oY3n/B+JDdgpUVuXdnVPPctJe1Nr ggH7Sftmy6AqFFgE9khGPbHMDitLVejnKoL1yJUUDLXdN1bGzQpQ754p+334Mxdt/W JLqzujFi6Sk4A== Received: from [IPv6:2606:6d00:11:5a76::c41] (unknown [IPv6:2606:6d00:11:5a76::c41]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: nicolas) by bali.collaboradmins.com (Postfix) with ESMTPSA id A839717E0237; Tue, 12 Aug 2025 23:11:14 +0200 (CEST) Message-ID: Subject: Re: [PATCH v2 0/7] media: rkvdec: Add HEVC backend From: Nicolas Dufresne To: Detlev Casanova , Jonas Karlman , Ezequiel Garcia , Mauro Carvalho Chehab Cc: Alex Bee , Sebastian Fricke , linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Date: Tue, 12 Aug 2025 17:11:12 -0400 In-Reply-To: <3547812.44csPzL39Z@earth> References: <20250810212454.3237486-1-jonas@kwiboo.se> <50162371fd54fc976a84fcf57c9b69112a892c46.camel@collabora.com> <3547812.44csPzL39Z@earth> Autocrypt: addr=nicolas.dufresne@collabora.com; prefer-encrypt=mutual; keydata=mDMEaCN2ixYJKwYBBAHaRw8BAQdAM0EHepTful3JOIzcPv6ekHOenE1u0vDG1gdHFrChD /e0J05pY29sYXMgRHVmcmVzbmUgPG5pY29sYXNAbmR1ZnJlc25lLmNhPoiZBBMWCgBBAhsDBQsJCA cCAiICBhUKCQgLAgQWAgMBAh4HAheAFiEE7w1SgRXEw8IaBG8S2UGUUSlgcvQFAmgssvgFCQll93U ACgkQ2UGUUSlgcvRSeQEAjcvEl/A6R2y2nMufL4A8MiKQfPZqJPXlhhno2PZqqUcBAIR87Pv5+cZV ZTN26stch5wMyalcKgRNQ9IxtGvVelUCtDFOaWNvbGFzIER1ZnJlc25lIDxuaWNvbGFzLmR1ZnJlc 25lQGNvbGxhYm9yYS5jb20+iJkEExYKAEECGwMFCwkIBwICIgIGFQoJCAsCBBYCAwECHgcCF4AWIQ TvDVKBFcTDwhoEbxLZQZRRKWBy9AUCaCyyxgUJCWX3dQAKCRDZQZRRKWBy9ARJAP96pFmLffZsmBU pkyVBfFAf+zq6BJt769R0al3kHvUKdgD9G7KAHuioxD2v6SX7idpIazjzx8b8rfzwTWyOQWHCAAS0 LU5pY29sYXMgRHVmcmVzbmUgPG5pY29sYXMuZHVmcmVzbmVAZ21haWwuY29tPoiZBBMWCgBBFiEE7 w1SgRXEw8IaBG8S2UGUUSlgcvQFAmibrGYCGwMFCQll93UFCwkIBwICIgIGFQoJCAsCBBYCAwECHg cCF4AACgkQ2UGUUSlgcvRObgD/YnQjfi4+L8f4fI7p1pPMTwRTcaRdy6aqkKEmKsCArzQBAK8bRLv 9QjuqsE6oQZra/RB4widZPvphs78H0P6NmpIJ Organization: Collabora Canada Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-3mQpTUvxe3+s5ASJnZMy" User-Agent: Evolution 3.56.2 (3.56.2-1.fc42) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 --=-3mQpTUvxe3+s5ASJnZMy Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi, Le mardi 12 ao=C3=BBt 2025 =C3=A0 15:57 -0400, Detlev Casanova a =C3=A9crit= =C2=A0: > > Detlev reports 146/147 on newer hardware using GStreamer, failing > > TSUNEQBD_A_MAIN10_Technicolor_2 (9bit chroma) only. On Detlev side, it = will > > we important to check why 8K videos (PICSIZE*) passes with a single cor= e, > > perhaps we accidently use both cores ? >=20 > 1 core can do 8K. In theory, it can do up to close to 65535x65535... It i= s=20 > only a speed issue, so you can do 8K but you won't be able to get to 8K@6= 0=20 > with only one core on rk3588. now that makes me wonder if that means we can reach speed such as 240Hz 4K = by slaving the cores, of if that only works for 8K. If this is the case, perha= ps the decoder will need to be target performance aware to make the best scheduling. Nicolas --=-3mQpTUvxe3+s5ASJnZMy Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTvDVKBFcTDwhoEbxLZQZRRKWBy9AUCaJut8AAKCRDZQZRRKWBy 9Ih8AQDKyfk0G5x1w5UjIb06h+rwgbK7YR0Lu+0CgbaCFrUrCwEAtl6TV9GOaFhe Ubqzqi3x44DC0qxKWNjsJ9wdHUCpbAM= =ANNJ -----END PGP SIGNATURE----- --=-3mQpTUvxe3+s5ASJnZMy--