From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 90DF2130E55; Tue, 16 Apr 2024 15:39:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713281974; cv=none; b=QSfYZxlvMgPb/wsB1RMlclQZYB/uJ+cyBy3KUHQhLdOG79VdOeowFVmvydHL1rEjmAjRSDAGs5R5VDg4DB6SN9RY7bb6ou5NWxq5KFGFyLHl4UjZ2xQZgjX6e4JHNQMHcZsgAfajfZbkV/gmdpZ4zxEcE8iDqJXHsC08qukHx58= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713281974; c=relaxed/simple; bh=KJDi6z6/U9cziW9yQDAhSzhquj/YiV34HJLdtVilEJM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pNzEuQpRIu3+1ujur7fgx9uPVMVnxEBu2Fmg+ZsaRlk3g/q9L/9NdEoXZJLWrcB611UYOeS95S1KqzQKC3DjV9HCoo5FypvspxbyyxBAkn1SGc80YEiqzhBbvnRLo7qvn3p/TwE8P+gnvCD6T+Bjei4R5Xj/WVKxzzBXFkmzjpg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ujZk1EHT; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ujZk1EHT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F4CAC2BD10; Tue, 16 Apr 2024 15:39:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1713281974; bh=KJDi6z6/U9cziW9yQDAhSzhquj/YiV34HJLdtVilEJM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ujZk1EHTMYG6e3LIKsVhqs298UOQP1HsHzdkcfICrpHwZ3YUadJ4RC2OobgfiPNHI lAtOcI+YXVprYmBTkU2ebh69W4CDs8tLl+aB19+l8f7FcutfSctw0Aa6boskTtBI+D AWFlkLNLrnMUx2/zFkx8yQ/J+g9wO6I5/R6lR+a0vv2CHU7SZWJSu9Xkxk5xEeQbXx 37RokpQuCiFj6tviL8/Ae8K84VyLdbTd2ubOoeeJ5Pmw0VdDAPXE/RJDHPB8NigPsR aL1UjrRjQT6wIjr9mDMEuT0mlNfdfCKuFi14iFBvH8AGKKx3s1z0luTqJLt7Mdembq IJwgP4grIJdvA== Date: Tue, 16 Apr 2024 16:39:27 +0100 From: Conor Dooley To: Charlie Jenkins Cc: Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Guo Ren , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Conor Dooley , Evan Green , =?iso-8859-1?Q?Cl=E9ment_L=E9ger?= , Jonathan Corbet , Shuah Khan , linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Palmer Dabbelt , linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Heiko Stuebner Subject: Re: [PATCH v2 00/17] riscv: Support vendor extensions and xtheadvector Message-ID: <20240416-hurry-garbage-c5b43241dbe0@spud> References: <20240415-dev-charlie-support_thead_vector_6_9-v2-0-c7d68c603268@rivosinc.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="MtdbaA8z8FH3b/rB" Content-Disposition: inline In-Reply-To: <20240415-dev-charlie-support_thead_vector_6_9-v2-0-c7d68c603268@rivosinc.com> --MtdbaA8z8FH3b/rB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Apr 15, 2024 at 09:11:57PM -0700, Charlie Jenkins wrote: > Changes in v2: > - Added commit hash to xtheadvector > - Simplified riscv,isa vector removal fix to not mess with the DT > riscv,vendorid > - Moved riscv,vendorid parsing into a different patch and cache the > value to be used by alternative patching > - Reduce riscv,vendorid missing severity to "info" > - Separate vendor extension list to vendor files > - xtheadvector no longer puts v in the elf_hwcap > - Only patch vendor extension if all harts are associated with the same > vendor. This is the best chance the kernel has for working properly if > there are multiple vendors. I don't agree with this lack of trust in what firmware is telling us. I'm not really gonna review this v2 until discussion has finished in v1 about some things, I fundamentally disagree with handling the same extension differently for different CPU vendors and I don't wanna fracture that conversation further. > - Split hwprobe vendor keys out into vendor file > - Add attribution for Heiko's patches > - Link to v1: https://lore.kernel.org/r/20240411-dev-charlie-support_thead_vector_6_9-v1-0-4af9815ec746@rivosinc.com --MtdbaA8z8FH3b/rB Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZh6brwAKCRB4tDGHoIJi 0mfRAQDv3w5+C9suCRRRiwfjjVWoUxMRKczJo1O3djhERhZohQEA3PKM7ixcBZ/+ gCDOCf12p1w6L8bmXsvYZ36xQsLl6g0= =ZdJE -----END PGP SIGNATURE----- --MtdbaA8z8FH3b/rB--