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 56F8F1BF33; Sun, 17 Mar 2024 15:01:12 +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=1710687672; cv=none; b=WAHN5XwzF5At+yqjSUimyLQ5Yde4+a2CJ0RcwJKEgifdlMxH5MVmK/eByps4QMzh6YjE0R7nfu1vlvlv6tMhw09mqTIQhp8n1r4LJDo17KGrWuSBWhiEBYa+o8/nMHDWVEFMY0B1Qmt58sXw0eoSodCjht0J0+bHZdzsFhdBq14= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710687672; c=relaxed/simple; bh=j7oxe8BD+mVFzgrsY6JafuiQy9oGRRV5ZitHBwsWITs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PTVQXCTj1Ji+AN99lVvogp272cbTnnES2vT7WYvjTd0ELROLhzpLmQwDfP/CbZvzcnhBFh6fhZjYAiUWOGe6vcgBW3EpiBCNBzeqrzF0+bN7HI0KNzEb/zTiRzQKnnqS1d4zmpX2nOkZCRZM65AAOo03qUQQFPduxzE1h16eg8c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UFlbMl1t; 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="UFlbMl1t" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6A81C433C7; Sun, 17 Mar 2024 15:01:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710687672; bh=j7oxe8BD+mVFzgrsY6JafuiQy9oGRRV5ZitHBwsWITs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=UFlbMl1tlfTfjCd9+pkxYpxlH5lOdt81iI7gKF6qORgShqzS3QzddQ3IosuKMXCZK hJ/jYKZyEBOi/WONqsV4EswpVnEfSaM/bg3YvvQSwFdWUvKuJkgQaw0T9vb9IcYw7x Uk2QxK4ss5jT9T8RatnMPUupjgglURpWSNR3q5/Id7jhnZ6oBoYmi/ceStU6C3Tics 5807V7kuwXgf6yPli2elDOdg2ueJcNeAfq0sM2RzZ+D9F1E4MMz3UamLIeyKOKcfJ1 2c7RH+UvUt4vx3n9Vrt23DA0oaEROlNlc3SeOKo6mdFCm2DfG8tbVWEC/41KtgZ+t8 1/Mn0r7lbHC2A== Date: Sun, 17 Mar 2024 15:01:05 +0000 From: Conor Dooley To: Joshua Yeong Cc: paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, geert+renesas@glider.be, prabhakar.mahadev-lad.rj@bp.renesas.com, conor.dooley@microchip.com, alexghiti@rivosinc.com, evan@rivosinc.com, ajones@ventanamicro.com, heiko@sntech.de, guoren@kernel.org, uwu@icenowy.me, jszhang@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, leyfoon.tan@starfivetech.com, jeeheng.sia@starfivetech.com, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 0/4] Add StarFive's StarLink-500 Cache Controller Message-ID: <20240317-viral-handcraft-12b2519ff1be@spud> References: <20240314061205.26143-1-joshua.yeong@starfivetech.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="rsMLDVhBuM3yu4xb" Content-Disposition: inline In-Reply-To: <20240314061205.26143-1-joshua.yeong@starfivetech.com> --rsMLDVhBuM3yu4xb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Mar 14, 2024 at 02:12:01PM +0800, Joshua Yeong wrote: > StarFive's StarLink-500 Cache Controller flush/invalidates cache using non- > conventional CMO method. This driver provides the cache handling on StarFive > RISC-V SoC. Unlike the other "non-conventional" CMO methods, the jh8100 does not pre-date the Zicbom extension. Why has that not been implemented? How many peripherals on the jh8100 rely on non-coherent DMA? Cheers, Conor. --rsMLDVhBuM3yu4xb Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZfcFsQAKCRB4tDGHoIJi 0t+UAP0Rd8gYpX+LqpilA/FjT0qP/H3kHE7pBMNt8b8513mNewD/W/chQLnb9a1Q 8T5MbISfMDawti8Fb7AVnmgEL4o8zQo= =cPlm -----END PGP SIGNATURE----- --rsMLDVhBuM3yu4xb--