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 D0BB221CA13; Mon, 2 Feb 2026 18:45:53 +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=1770057953; cv=none; b=DFUBU0TGVKQi+5F8IrRB7Fe8Met5kzc+6xWOBggUju1aW8pSrB4Kg08P5J6yOk2ix3/h/Tkuu4juoSD4EFnz8AnS2hc/22K/9yBYId4BtJnu7SmfC+KhpatfzKw+SCdaFtBv2niotHPnUWiGtVteD1LdKkBlE8zxJlUTqopE6wE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770057953; c=relaxed/simple; bh=w9fEMFRuXt4bLoNYBgu84vspuJCQeNFA4lzpt8PqkZA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rpsrUXF3SRvIgS+Nja8UIq4Du89VySCIHU1zU1FM0aXAekzqabpkJ3Ra0m8yvyI0DTTLNtM71T1AMsRBH2uMx4PgjE/VV/KirL4gwnDKJWnUB0rGoPG+rkDigrOvXVaOZ1Lm96e8olAJM62WEhKSJhKnFrWdy9i17gbtTdXsf2U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LaBWYj6R; 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="LaBWYj6R" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AEE7EC116C6; Mon, 2 Feb 2026 18:45:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770057953; bh=w9fEMFRuXt4bLoNYBgu84vspuJCQeNFA4lzpt8PqkZA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LaBWYj6Rb9it+LCAcZlOiR71LI7iqfKflVNOp4sCQRrfCkCQ8XoCzTnixteUsSo4y 8T3uKT6FhNCp3U2AG/D4r+DRmeyXEbO8aU5CKqpjkNsMCUZ2asBprgcjFbt620UQM9 bp2yr3bgfRPXW2FS7BUe8GcOHx3+FyMsnC3iGMr9VmPB1uTMC/0v0LVhzyAvTUu293 f78BUS5n4pKeHNcg+VfEjLnQhpiBICate68M9Dsb7BZoWgJdFymtik4Nwq0Wx6c3sx IN2WO0oac0USXLXtA66bp0/r0h5Svdyh1bNXd0xf2oRVq4kMxRt+39sKopqAwpPsaQ BGCFM4SLJkKGw== Date: Mon, 2 Feb 2026 18:45:49 +0000 From: Conor Dooley To: Dinh Nguyen Cc: Eugeniy.Paltsev@synopsys.com, vkoul@kernel.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Khairul Anuar Romli , Rob Herring Subject: Re: [PATCH] dt-bindings: dma: snps,dw-axi-dmac: add dma-coherent property Message-ID: <20260202-stylishly-chaffing-0aab46b244d8@spud> References: <20260131172856.29227-1-dinguyen@kernel.org> <20260131-subtly-education-e13320fe0486@spud> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ONpJDlJfgSt/Ps0o" Content-Disposition: inline In-Reply-To: --ONpJDlJfgSt/Ps0o Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 01, 2026 at 01:30:59PM -0600, Dinh Nguyen wrote: >=20 >=20 > On 1/31/26 14:27, Conor Dooley wrote: > > On Sat, Jan 31, 2026 at 11:28:56AM -0600, Dinh Nguyen wrote: > > > From: Khairul Anuar Romli > > >=20 > > > The Synopsys DesignWare AXI DMA Controller on Agilex5, the controller > > > operates on a cache-coherent AXI interface, where DMA transactions are > > > automatically kept coherent with the CPU caches. In previous generati= ons > > > SoC (Stratix10 and Agilex) the interconnect was non-coherent, hence t= here > > > is no need for dma-coherent property to be presence. In Agilex 5, the > > > architecture has changed. It introduced a coherent interconnect that > > > supports cache-coherent DMA. > > >=20 > > > Signed-off-by: Khairul Anuar Romli > > > Reviewed-by: Rob Herring (Arm) > >=20 > > Why does this v1 have an ack? > >=20 >=20 > I respun this patch based on the dmaengine tree so that the dma engine > maintainer can take it. I had originally applied it to my tree, but avoid > potential merge conflicts, I'm going to submit it through dma. This patch= is > the same as this[1]. In the future, please note this or carry on the version number from the series it was originally in. >=20 > Sorry for any confusion. >=20 > Dinh > [1] https://lore.kernel.org/linux-devicetree/176488420978.2206697.1120129= 2177123636920.robh@kernel.org/ --ONpJDlJfgSt/Ps0o Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaYDw1wAKCRB4tDGHoIJi 0tCqAQC0i9L1Cd7mMCdezz1op2+KtP+pK5Pb+1clPCRLMSktSQD+IY9/aLpmGtyP kt/9CjLjlnRhEvNsTQyp9M9xx+e+3gc= =ocQH -----END PGP SIGNATURE----- --ONpJDlJfgSt/Ps0o--