From patchwork Tue Jul 30 14:47:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Marussi X-Patchwork-Id: 13747504 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 81B65C3DA49 for ; Tue, 30 Jul 2024 14:50:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=jCKxPpqiPDT8WXFExyqI10oMDPRWWc72hbyELvkcKuQ=; b=2xnkt0NK90gRCAMlFYVvcBiyBy ICysEZeivzgI8tSuzwF738rjdQsKMwOGikBSJRHEcMOcDs2Wev+EJuA06FBLKbhv4fuJM0r/za6ZY 0z1zwTz971zUej91IG7exOIhees/Bl0nvHnnX7R05H9HSYBSE7jbvoEYfNWzIfC53kQGeZxPjks44 fSx2dF7jJstX8n722gSy72MSEAS3q181dm1jgaDi3aKVAqMqRhyCSBSqv3I302IQPEleDyAyO1pKK bmFtWZnmgiaF0MmcXJ5VirtNfZiE0VHWHYEgCvY5hEmhMtTgYfefB72H6B6U1OcLvkh9ktKGAacBA +myGRW9w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYoAh-0000000FWnV-0Yjb; Tue, 30 Jul 2024 14:49:51 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYo8x-0000000FWBf-2SR2 for linux-arm-kernel@lists.infradead.org; Tue, 30 Jul 2024 14:48:04 +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 B69D11007; Tue, 30 Jul 2024 07:48:28 -0700 (PDT) Received: from pluto.guestnet.cambridge.arm.com (usa-sjc-mx-foss1.foss.arm.com [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2E5CE3F766; Tue, 30 Jul 2024 07:48:00 -0700 (PDT) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, arm-scmi@vger.kernel.org, devicetree@vger.kernel.org Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, etienne.carriere@st.com, peng.fan@oss.nxp.com, michal.simek@amd.com, quic_sibis@quicinc.com, quic_nkela@quicinc.com, dan.carpenter@linaro.org, souvik.chakravarty@arm.com, robh@kernel.org, krzk+dt@kernel.org, Cristian Marussi , Peng Fan Subject: [PATCH v1 3/6] firmware: arm_scmi: Use max-rx-timeout-ms from devicetree Date: Tue, 30 Jul 2024 15:47:04 +0100 Message-ID: <20240730144707.1647025-4-cristian.marussi@arm.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240730144707.1647025-1-cristian.marussi@arm.com> References: <20240730144707.1647025-1-cristian.marussi@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240730_074803_700345_85FCA91A X-CRM114-Status: UNSURE ( 8.93 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Override default maximum RX timeout with the value picked from the devicetree, when provided. Suggested-by: Peng Fan Signed-off-by: Cristian Marussi --- drivers/firmware/arm_scmi/driver.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 332cd5207bbc..e7dab0eea540 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -2964,6 +2964,7 @@ static int scmi_debugfs_raw_mode_setup(struct scmi_info *info) static const struct scmi_desc *scmi_transport_setup(struct device *dev) { struct scmi_transport *trans; + int ret; trans = dev_get_platdata(dev); if (!trans || !trans->desc || !trans->supplier || !trans->core_ops) @@ -2980,6 +2981,14 @@ static const struct scmi_desc *scmi_transport_setup(struct device *dev) dev_info(dev, "Using %s\n", dev_driver_string(trans->supplier)); + ret = of_property_read_u32(dev->of_node, "max-rx-timeout-ms", + &trans->desc->max_rx_timeout_ms); + if (ret && ret != -EINVAL) + dev_err(dev, "Malformed max-rx-timeout-ms DT property.\n"); + + dev_info(dev, "SCMI max-rx-timeout: %dms\n", + trans->desc->max_rx_timeout_ms); + return trans->desc; }