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 32DDFDF49 for ; Tue, 26 Aug 2025 13:07:20 +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=1756213642; cv=none; b=aIMTOYR8B8RupZ5bW1/CZfmTc5SoxeIczaCd69/m2dDdKb8bItKNlmFRhhEddKf5TjLywzFi938oESPZ5wGozF9li2jnnjRhEOcf36oMCfkOo3tXAA52JeuSxEtWNqeS+vruq6olJ3CFi2ekCRNPbRxE5LqDoVD7UkmM8vTZJnI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756213642; c=relaxed/simple; bh=UporYTM+1OOHK24N0lOTMnNiHXwovBI/2DKGqg8Hsbw=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=In2TwzDRDpNTnPg1mbbVd9wr1+h9TxQGI2NVoSDx9SmREikXZytQEEimiCpVlo3drSTsPBdsHBjFnEP9ext2LTXaPN2CqnQ16Z8gjLSvZGdV3gWptnWyHAJiymOhL1AYKFneqbTjrJ/d1Qu+Xc86idP7jtpvYF240GAyN/pbZOU= 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 4cB7DZ3vGBz6LD9l; Tue, 26 Aug 2025 21:05:02 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id 8712F1404FE; Tue, 26 Aug 2025 21:07:18 +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; Tue, 26 Aug 2025 15:07:17 +0200 Date: Tue, 26 Aug 2025 14:07:16 +0100 From: Jonathan Cameron To: Yushan Wang CC: , , , , , , , , , Subject: Re: [PATCH v2 5/9] drivers/perf: hisi: Extend the field of tt_core Message-ID: <20250826140716.000079ba@huawei.com> In-Reply-To: <20250821135049.2010220-6-wangyushan12@huawei.com> References: <20250821135049.2010220-1-wangyushan12@huawei.com> <20250821135049.2010220-6-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: lhrpeml500001.china.huawei.com (7.191.163.213) To frapeml500008.china.huawei.com (7.182.85.71) On Thu, 21 Aug 2025 21:50:45 +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 Acked-by: Jonathan Cameron