From patchwork Mon Nov 29 19:11:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Marussi X-Patchwork-Id: 12693967 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 878D3C4332F for ; Mon, 29 Nov 2021 19:14:38 +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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Gw9mcvCXkBK+sHA6CPlgFylOjLsj8BnomO0sDNHNjyM=; b=TEsYwVogXW87TQ FtDFUITG3KKxZe5ulEHui8nBEoJE7d0ONdaOBcTwW6F8lOFv1ElU2Q+sNn+KdxS2nRpTaAokLBLW4 MK376jdr5lN2NR1j4OoKkzeKwYDo2rjn6RxsOJCnKJMHu91UJU4QqOh9rZiTQygnRaeTANS23vcRd FEtcq0YJl8Hh4WiTt+moE/T7WOtyJ1VWHBSKBA1EweMWfPdnsU17d9DMU9YUG1hXDullFllaalD/L g5eo9uUT8nyJCQLZQaTglhJiM8GCsK7O/jkP5IU+wkY7G2LkuDwB2gucRdsdHe9MZTlXclK8htkmU kh4iLMgMBIU+xr0yKySQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mrm5J-0020rN-Hl; Mon, 29 Nov 2021 19:13:05 +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 1mrm4o-0020in-In for linux-arm-kernel@lists.infradead.org; Mon, 29 Nov 2021 19:12:36 +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 789BA13A1; Mon, 29 Nov 2021 11:12:33 -0800 (PST) Received: from e120937-lin.home (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C1B3E3F5A1; Mon, 29 Nov 2021 11:12:31 -0800 (PST) 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 v7 02/16] firmware: arm_scmi: Set polling timeout to max_rx_timeout_ms Date: Mon, 29 Nov 2021 19:11:42 +0000 Message-Id: <20211129191156.29322-3-cristian.marussi@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211129191156.29322-1-cristian.marussi@arm.com> References: <20211129191156.29322-1-cristian.marussi@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211129_111234_692363_03157A2D X-CRM114-Status: UNSURE ( 8.43 ) 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use transport specific transmission timeout (max_rx_timeout_ms) also for polling transactions. Signed-off-by: Cristian Marussi Reviewed-by: Florian Fainelli --- drivers/firmware/arm_scmi/driver.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 3cf161f3bcc7..568562121f64 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -724,8 +724,6 @@ static void xfer_put(const struct scmi_protocol_handle *ph, __scmi_xfer_put(&info->tx_minfo, xfer); } -#define SCMI_MAX_POLL_TO_NS (100 * NSEC_PER_USEC) - static bool scmi_xfer_done_no_timeout(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer, ktime_t stop) { @@ -799,7 +797,8 @@ static int do_xfer(const struct scmi_protocol_handle *ph, } if (xfer->hdr.poll_completion) { - ktime_t stop = ktime_add_ns(ktime_get(), SCMI_MAX_POLL_TO_NS); + ktime_t stop = ktime_add_ms(ktime_get(), + info->desc->max_rx_timeout_ms); spin_until_cond(scmi_xfer_done_no_timeout(cinfo, xfer, stop)); if (ktime_before(ktime_get(), stop)) {