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 EE57CC43334 for ; Fri, 1 Jul 2022 14:56:15 +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-Transfer-Encoding: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-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/gG31Eu3Asbuzu3GBmpyuBR1RBd7BXlfqk2WImXqsNI=; b=pwu45h4qXw+I6h XxR5pN+Vk0/T9aqYqTeDKVF4EBy8Cfh/YD8kxLi+1yx8b+wH6UjQqId1bGCcye9zVhqrvfdA59pEF pKBoQHweOaX8uxN9eNxWQqJNOySVpKw1xriPq2bYmYq6TJDhIuGS57nEeJc3+fgAzr9H7cv1Dp7E4 WhTLKrF36YnnLx8Xs4B4ZSKy5dAwXenITGC9UBNjCvWnp3hpT5gja+FQeAiEeVjV+nCePF8S9WP0f gjTvV3EoBjUktsWvFnBKRrpWTY32LdgaZXcOvuaB69zED7l17y4RScP+unF+7BD/dx4xaBVHmWSil rmpuEMuSi4pk7mLUv9MQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o7I3D-005Tnd-1W; Fri, 01 Jul 2022 14:55:19 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o7I39-005TmL-B2 for linux-arm-kernel@lists.infradead.org; Fri, 01 Jul 2022 14:55:17 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 8863D113E; Fri, 1 Jul 2022 07:55:13 -0700 (PDT) Received: from bogus (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 630C33F66F; Fri, 1 Jul 2022 07:55:11 -0700 (PDT) Date: Fri, 1 Jul 2022 15:55:08 +0100 From: Sudeep Holla To: Cristian Marussi Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, james.quinlan@broadcom.com, Jonathan.Cameron@huawei.com, f.fainelli@gmail.com, etienne.carriere@linaro.org, vincent.guittot@linaro.org, daniel.lezcano@linaro.org, tarek.el-sherbiny@arm.com, adrian.slatineanu@arm.com, souvik.chakravarty@arm.com, wleavitt@marvell.com, wbartczak@marvell.com Subject: Re: [PATCH v3 5/9] firmware: arm_scmi: Make use of FastChannels configurable Message-ID: <20220701145508.xw3zbhldi7lvcwgd@bogus> References: <20220627123038.1427067-1-cristian.marussi@arm.com> <20220627123038.1427067-6-cristian.marussi@arm.com> <20220701140307.upgfn4qpxhl63syg@bogus> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220701_075515_467837_9BBE5A78 X-CRM114-Status: GOOD ( 14.30 ) X-BeenThere: linux-arm-kernel@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: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jul 01, 2022 at 03:47:20PM +0100, Cristian Marussi wrote: [...] > ... regarding why, I am using personally this indeed for testing with or > without FCs without having to change the installed FW blob, BUT the reason > for upstreaming such an option is that FC support is indeed optional by the > spec so I thought it would have been acceptabel that you could want to > configure a platform NOT to use them even though the FW implementation you > are using, maybe across multiple platforms, supports it. Yes it is optional. But we use only if F/W advertises that it is available, so no harm if it is not implemented right ? I don't believe it will save space in the way config is used and I don't want to push all the code under the config too. -- Regards, Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel