From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 90670E83EF6 for ; Wed, 4 Feb 2026 17:38:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XEaEwIn82XUXG7QwezLS1STKf+8bcgdhcs7X+VF81Ic=; b=kQYVjV9eT3C61r7R2oi9NhPZkl EcUZ6q8uHzIrENYR8EE0jBP46MZ50J3dedp3MmmOVokLKXLOQyBu3bwBmBlNsIZMosx9giYU09BW2 d9e4ywArnhs69VeohP+4ksKlpHhAh9TwvzL5368ZA9fbC4SOe2/pR9V3SR6xh4TpAwE6Yyxo9rqkB sC2S9bcw2XBWZfyuoHz7+fKcWBNUGiYelYUbElOiC4Wqhg98qAyvxUC7wBo07KiHGFT4YmzgMtWsK WlJ537MqtCCCIwPYM2YS3g4fdF1SVmxHa+BrYx5072yooPFUIp7e+OzYlPJvDetvnrqmu+ezqy9qS wiu8DA6g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vngpb-00000008rYA-3xff; Wed, 04 Feb 2026 17:38:24 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vngpa-00000008rXi-00qZ for linux-riscv@lists.infradead.org; Wed, 04 Feb 2026 17:38:23 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id AB21C41E65; Wed, 4 Feb 2026 17:38:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 13636C4CEF7; Wed, 4 Feb 2026 17:38:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770226701; bh=szEiRqNQBmBl7xB3+WCKENyasS6skJktBrmm9AAZG38=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=OK7mxYwl5E5s94aPs5ejbwJwn+I0fRMo+pjfbWuEl14jpm/cuNrxDl6nLpp90CEg4 33XUY3dbyIFmQtbo6TJYO+zr5ppcsJbkWWIxWcKxs9J0ZK8ix5Vp0/WedbhUpQsccb 9DuUEZudveuh5ObbojfrsmnZP5QDZ4hsD6/cX4Jt8ODok+fwbWHVKm4S5WpFs37lPJ U3DGGW2XCWjaLiIO8Qea9A7RTF4iUsOiPD3VvKtwn49l4LYQBQauSb7f3S+vlWjvU6 KmeAvb9OPMU/bHH/1GWkpkFGhlq5yEOpCaNTMirEGJOc/fl+9AqLIDRxALp03Se55B owkMaQ9Waz6Tg== Date: Wed, 4 Feb 2026 17:38:15 +0000 From: Conor Dooley To: Lv Zheng Cc: Tomasz Jeznach , Joerg Roedel , Will Deacon , Robin Murphy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Jingyu Li , Zhijian Chen , iommu@lists.linux.dev, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, devicetree@vger.kernel.org Subject: Re: [PATCH v3 8/8] perf vendor events riscv:: Add support for spacemit,riscv-iommu HPM aliasing Message-ID: <20260204-suds-shush-d85872589cb3@spud> References: <5242DDF0A783AF08+e141f1898581018f8dd0723cb5c870c23ec679d6.1770195980.git.lv.zheng@linux.spacemit.com> MIME-Version: 1.0 In-Reply-To: <5242DDF0A783AF08+e141f1898581018f8dd0723cb5c870c23ec679d6.1770195980.git.lv.zheng@linux.spacemit.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260204_093822_080784_3D6D37D0 X-CRM114-Status: GOOD ( 14.71 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============1909441653854423549==" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org --===============1909441653854423549== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="iqh0NaWGo05RcNxz" Content-Disposition: inline --iqh0NaWGo05RcNxz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 04, 2026 at 05:09:52PM +0800, Lv Zheng wrote: > Add JSON HPM event aliases for SpacemiT distributed IOMMU (T100) which is > general and compatible for all SpacemiT RISC-V SoCs. >=20 > Signed-off-by: Lv Zheng > Signed-off-by: Jingyu Li > --- > MAINTAINERS | 3 + > .../arch/riscv/spacemit/iommu/sys/ioatc.json | 30 ++++ > .../arch/riscv/spacemit/iommu/sys/ioats.json | 163 ++++++++++++++++++ > 3 files changed, 196 insertions(+) > create mode 100644 tools/perf/pmu-events/arch/riscv/spacemit/iommu/sys/i= oatc.json > create mode 100644 tools/perf/pmu-events/arch/riscv/spacemit/iommu/sys/i= oats.json >=20 > diff --git a/MAINTAINERS b/MAINTAINERS > index 7c50701b6001..4d91f99aa742 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -22459,12 +22459,15 @@ K: riscv > =20 > RISC-V IOMMU > M: Tomasz Jeznach > +M: Lv Zheng > +M: Jingyu Li To be frank, this looks misguided, or at least premature, to me, given the state of the patchset. > L: iommu@lists.linux.dev > L: linux-riscv@lists.infradead.org > S: Maintained > T: git git://git.kernel.org/pub/scm/linux/kernel/git/iommu/linux.git > F: Documentation/devicetree/bindings/iommu/riscv,iommu.yaml > F: drivers/iommu/riscv/ > +F: tools/perf/pmu-events/arch/riscv/spacemit/iommu/ --iqh0NaWGo05RcNxz Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaYOEBwAKCRB4tDGHoIJi 0rAbAP9BQO+rmDwgyVtdWWl0COzirfBZ1h1MHPLEsDSPOC3q8AEAkAY/lFFX/2Ft ThczQMoz8DL7QCbK+gjE+pWs9vdsNwE= =n4nj -----END PGP SIGNATURE----- --iqh0NaWGo05RcNxz-- --===============1909441653854423549== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv --===============1909441653854423549==--