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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B8DE6C433FF for ; Wed, 7 Aug 2019 10:28:27 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 8D40521E6B for ; Wed, 7 Aug 2019 10:28:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kUa+WwCS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D40521E6B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject: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=nNqKksuc58PpytIny+gLnZff8vBCdEiHfmVYhAt2t/w=; b=kUa+WwCScXnfYi gvwkgMgU84mjdmc//rZQkUjNmVtSLgSgSqm4QdkISWBnCzw/baFpSV3Y6ld3cyMfTBsyUR8GWHxOG av+exE2qAMGpyLDibB1lRXq9hBz4RSnGFPTBOWJhYFPuHVICa86TPPJD7hTcGr4+rHSgtlzuXTvxJ LT3PzTzpfZLcB5abPsFUnLIeByF+wl+OwbmfPwbkhZRFaRbOy7MBZDYcU21RhQxzrKPHD5YGHtdlI Ec+DmTDrLeT3tf1sGMafnI2rfq3VfihEuwdJNxE1Qmu+UjUWfBAxeRo1VB2rKYDGBWMfULIHYbcDH qk1FwO+k04uo9TwWYt9Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hvJBB-0000an-VP; Wed, 07 Aug 2019 10:28:25 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hvJB9-0000aR-5g for linux-arm-kernel@lists.infradead.org; Wed, 07 Aug 2019 10:28:24 +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 E22C428; Wed, 7 Aug 2019 03:28:21 -0700 (PDT) Received: from e107155-lin (e107155-lin.cambridge.arm.com [10.1.196.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C49293F575; Wed, 7 Aug 2019 03:28:19 -0700 (PDT) Date: Wed, 7 Aug 2019 11:28:17 +0100 From: Sudeep Holla To: Peng Fan Subject: Re: [PATCH v2 1/5] firmware: arm_scmi: Add discovery of SCMI v2.0 performance fastchannels Message-ID: <20190807102817.GG16546@e107155-lin> References: <20190806170208.6787-1-sudeep.holla@arm.com> <20190806170208.6787-2-sudeep.holla@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190807_032823_259227_87A387A3 X-CRM114-Status: GOOD ( 14.98 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "aidapala@qti.qualcomm.com" , Etienne Carriere , Souvik Chakravarty , "wesleys@xilinx.com" , Ionela Voinescu , "linux-kernel@vger.kernel.org" , Saeed Nowshadi , Quentin Perret , Bo Zhang , Felix Burton , Jim Quinlan , Chris Redpath , "pajay@qti.qualcomm.com" , Gaku Inami , Volodymyr Babchuk , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Aug 07, 2019 at 09:23:41AM +0000, Peng Fan wrote: > > Subject: [PATCH v2 1/5] firmware: arm_scmi: Add discovery of SCMI v2.0 > > performance fastchannels > > > > SCMI v2.0 adds support for "FastChannel", a lightweight unidirectional > > channel that is dedicated to a single SCMI message type for controlling a > > specific platform resource. They do not use a message header as they are > > specialized for a single message. > > > > Only PERFORMANCE_LIMITS_{SET,GET} and > > PERFORMANCE_LEVEL_{SET,GET} commands are supported over > > fastchannels. As they are optional, they need to be discovered by > > PERFORMANCE_DESCRIBE_FASTCHANNEL command. > > Further {LIMIT,LEVEL}_SET commands can have optional doorbell support. > > > > Add support for discovery of these fastchannels. > > > > Cc: Ionela Voinescu > > Cc: Chris Redpath > > Cc: Quentin Perret > > Signed-off-by: Sudeep Holla > > --- > > drivers/firmware/arm_scmi/perf.c | 153 > > ++++++++++++++++++++++++++++++- > > 1 file changed, 149 insertions(+), 4 deletions(-) > > [...] > > Reviewed-by: Peng Fan > Thanks for the review. -- Regards, Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel