From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (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 ED0542C15BD for ; Thu, 31 Jul 2025 12:22:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753964522; cv=none; b=nohenHh3GqQPB+P0GhE/Ux2vzUWkgkcKYx3tJ76MyxWG42y0MMg68KH/T1nJQtW9CZUGD4hrL1D2juRS5pRv38+19IVHAJCVxbV0IB1x2UdBcQ9vum0wTXjR8iY/dxmsHA2kJAyGD56P0KRveKvdftcfSUSTA4L/6e1EV4YtMeQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753964522; c=relaxed/simple; bh=xWwPaYfoJGAcWrvW1VDtCrEwqPIjFgrXlBTmMcNrKGY=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=kdHPbuaHu7rpSt8sMPCnyyorx7oVPtlbdJs9anaA6pVYblxG0+b/Uw44FH6si02KlnTQr+mWzJn3N+NQtVDGCfZzNwxBWqq1bByXoEUW+PFFOucg/qpLwJglIPMzTNaAwRvlt4BAPAoSwQkV07XM+V1G/96xx7kVRndTIkegwtg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4bt7T13gh4z6D9M3; Thu, 31 Jul 2025 20:20:21 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id F32D11402EB; Thu, 31 Jul 2025 20:21:58 +0800 (CST) Received: from localhost (10.203.177.66) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 31 Jul 2025 14:21:58 +0200 Date: Thu, 31 Jul 2025 13:21:56 +0100 From: Jonathan Cameron To: Yushan Wang CC: , , , , , , , Subject: Re: [PATCH 5/8] drivers/perf: hisi: Extend the field of tt_core Message-ID: <20250731132156.000015ec@huawei.com> In-Reply-To: <20250729153823.2026154-6-wangyushan12@huawei.com> References: <20250729153823.2026154-1-wangyushan12@huawei.com> <20250729153823.2026154-6-wangyushan12@huawei.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) 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="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100010.china.huawei.com (7.191.174.197) To frapeml500008.china.huawei.com (7.182.85.71) On Tue, 29 Jul 2025 23:38:20 +0800 Yushan Wang wrote: > From: Yicong Yang > > Currently the tt_core's using config1's bit [7, 0] and can not be > extended. For some platforms there's more the 8 CPUs sharing the > L3 cache. So make tt_core use config2's bit [15, 0] and the remaining > bits in config2 is reserved for extension. > > Signed-off-by: Yicong Yang > Signed-off-by: Yushan Wang Reviewed-by: Jonathan Cameron