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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 11B2FC432BE for ; Tue, 24 Aug 2021 14:00:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E863C61212 for ; Tue, 24 Aug 2021 14:00:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237768AbhHXOBa (ORCPT ); Tue, 24 Aug 2021 10:01:30 -0400 Received: from foss.arm.com ([217.140.110.172]:36258 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237771AbhHXOBS (ORCPT ); Tue, 24 Aug 2021 10:01:18 -0400 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 D73B41042; Tue, 24 Aug 2021 07:00:33 -0700 (PDT) Received: from e120937-lin.home (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2E1A33F766; Tue, 24 Aug 2021 07:00:32 -0700 (PDT) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com, etienne.carriere@linaro.org, vincent.guittot@linaro.org, souvik.chakravarty@arm.com, cristian.marussi@arm.com Subject: [PATCH v4 12/12] [RFC] firmware: arm_scmi: Make smc support atomic commands replies Date: Tue, 24 Aug 2021 14:59:41 +0100 Message-Id: <20210824135941.38656-13-cristian.marussi@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210824135941.38656-1-cristian.marussi@arm.com> References: <20210824135941.38656-1-cristian.marussi@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Enable sync_cmds_atomic_replies in the SMC transport descriptor. Signed-off-by: Cristian Marussi --- NOTE THAT this flag is probably better to be also optionally settable using an optional DT property to address the fact that the same transport could expose or not this feature depending on where the SCMI server sits. (e.g. an SCMI server in S-EL1 accessed via smc dispatcher sitting in EL3) --- drivers/firmware/arm_scmi/smc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/arm_scmi/smc.c b/drivers/firmware/arm_scmi/smc.c index c13edaace8a3..479382f3cc96 100644 --- a/drivers/firmware/arm_scmi/smc.c +++ b/drivers/firmware/arm_scmi/smc.c @@ -209,4 +209,5 @@ const struct scmi_desc scmi_smc_desc = { .max_msg = 20, .max_msg_size = 128, .atomic_capable = true, + .sync_cmds_atomic_replies = true, }; -- 2.17.1