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 3F85517277C for ; Wed, 10 Apr 2024 15:58:42 +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=1712764722; cv=none; b=KGT96qVdY/m71Puvu/1zDkB5+VosrWCRZop4yJEFvWVlrRm88mo2ef7+0DCxBjMjP8smcyXlCnTZW+pf0CjEDWSaEWcrwtm0iU5gld3Hrnj3R8Jj+NAG+rFHp5mN/Gu6kcaW0kKYC3TcCofs+1ijTCgze8KJV4oWvpU76L8XmsA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712764722; c=relaxed/simple; bh=5OFpvQ7sARFF0Aq/La90VMmVD94267fOZ0zX4PhSRuM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=RPrz2sNHNsc6t+3GRkFGMMEpBr8AoLNGJlDeVwL8FcJqCmMq4eV/8i1QH4S0J2HvPwykUmWX/+7zoekZJBeEMYbLsQTdzFyFRMuvz7cQL4YHMkjZJns3DgD9QeD9irYz2s9f/+FYLkbnqgyYl4X2vKyPOmWwUl04YCxeuIMLXUk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AbsrkI75; 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="AbsrkI75" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9DFC4C433C7; Wed, 10 Apr 2024 15:58:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712764722; bh=5OFpvQ7sARFF0Aq/La90VMmVD94267fOZ0zX4PhSRuM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AbsrkI75tksZiDB7RarqJYbww+tP4mDLQ5ollG32q+3KKaJEdSJlph/CCti//7UGQ oXAWzWc1LZCOX3/IDAgdaC7EFJj+yaq9Zvoh+RULoiiBJ8urBoB55gT2HXfiMsCmOH SreWrk7vXlPWkqUY8kmwtAkBh7ei9tKr6K2A9J5BoKgIMZxMYMSTp6Wik/A6cEzUfq pkcuzdChOeiRMESzNTVQZg57s3aPGGzS19iJHLNYop32vfsBzuyzaGcdxsiCXkAbtj AuCjMTf8CZZsdltXwKGg4QWAUPeIhRkvWuo7yrAhxkAMR+kZHsojWkwObRLlfNPOIK ynJygTQz/B+sQ== From: Will Deacon To: mark.rutland@arm.com, Robin Murphy Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] perf/arm-cmn: Set PMU device parent Date: Wed, 10 Apr 2024 16:58:37 +0100 Message-Id: <171276409864.68229.327132746666014118.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <25d4428df1ddad966c74a3ed60171cd3ca6c8b66.1712682917.git.robin.murphy@arm.com> References: <25d4428df1ddad966c74a3ed60171cd3ca6c8b66.1712682917.git.robin.murphy@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Tue, 09 Apr 2024 18:15:17 +0100, Robin Murphy wrote: > Now that perf supports giving the PMU device a parent, we can use our > platform device to make the relationship between CMN instances and PMU > IDs trivially discoverable, from either nominal direction: > > root@crazy-taxi:~# ls /sys/devices/platform/ARMHC600:00 | grep cmn > arm_cmn_0 > root@crazy-taxi:~# realpath /sys/bus/event_source/devices/arm_cmn_0/.. > /sys/devices/platform/ARMHC600:00 > > [...] Applied to will (for-next/perf), thanks! [1/1] perf/arm-cmn: Set PMU device parent https://git.kernel.org/will/c/8f9f5041c646 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev