From patchwork Fri Feb 28 13:44:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis YC Hsieh X-Patchwork-Id: 204057 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MIME_BASE64_TEXT, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 52016C3F2D2 for ; Fri, 28 Feb 2020 13:45:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 24FC9246AC for ; Fri, 28 Feb 2020 13:45:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="WIKrN8Q5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727004AbgB1NpK (ORCPT ); Fri, 28 Feb 2020 08:45:10 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:59345 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726981AbgB1NpK (ORCPT ); Fri, 28 Feb 2020 08:45:10 -0500 X-UUID: f2d6b9132802458caae2f315ebfe2906-20200228 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=J3RECQ0d49qohwUAI6HrEdpeiz9kkXmR7Kg62M4vxiA=; b=WIKrN8Q5YrtZkjMaotXjbdYt2BR25mFI1vbgi60EqB9IQv/poEt2hggUOfgQ/OcfnO3HsrAdtkMp031hL9td9rLAiRiLaeZsUf5XHx2KmRWp8p2YiKxGgDq7nkx5QWP195MoTO+mXN2wnVB/uLrQUIroBJF9Ag1es95uukr7Knk=; X-UUID: f2d6b9132802458caae2f315ebfe2906-20200228 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1824332077; Fri, 28 Feb 2020 21:45:06 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 28 Feb 2020 21:44:01 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 28 Feb 2020 21:45:04 +0800 From: Dennis YC Hsieh To: Rob Herring , Matthias Brugger , Jassi Brar CC: , , , , Bibby Hsieh , CK Hu , Houlong Wei , , , Ming-Fan Chen , Dennis YC Hsieh Subject: [PATCH v3 05/13] soc: mediatek: cmdq: return send msg error code Date: Fri, 28 Feb 2020 21:44:13 +0800 Message-ID: <1582897461-15105-7-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1582897461-15105-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1582897461-15105-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Return error code to client if send message fail, so that client has chance to error handling. Fixes: 576f1b4bc802 ("soc: mediatek: Add Mediatek CMDQ helper") Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- 2.18.0 diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 2e1bc513569b..0698612de5ad 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -351,11 +351,11 @@ int cmdq_pkt_flush_async(struct cmdq_pkt *pkt, cmdq_async_flush_cb cb, spin_unlock_irqrestore(&client->lock, flags); } - mbox_send_message(client->chan, pkt); + err = mbox_send_message(client->chan, pkt); /* We can send next packet immediately, so just call txdone. */ mbox_client_txdone(client->chan, 0); - return 0; + return err; } EXPORT_SYMBOL(cmdq_pkt_flush_async);