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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 EC2EAC11F73 for ; Mon, 12 Jul 2021 08:25:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E260A6121E for ; Mon, 12 Jul 2021 08:25:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358527AbhGLI0F (ORCPT ); Mon, 12 Jul 2021 04:26:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:49838 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349308AbhGLHlx (ORCPT ); Mon, 12 Jul 2021 03:41:53 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D65F760724; Mon, 12 Jul 2021 07:39:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626075544; bh=1O+RB0jGz8d34aGUcynhQQb25IT28EtM/dWmHEG+1f8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sHZUQsyID3ZjzLCSCqqItHqBLmKhPstSTG7ElNcoxY295Zdd7zgvHtnqVuzmvmOX5 ng555So43Q7uVWk8OFPh4WxPSd+gl+mkZlwjBlp6rXmlCWuLEqPLx8nBn5EO7BCQoS QXFKqqp1Ot/4/b/1jRwL5rJCLG1C6pVDjVdKQB8s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Shawn Guo , Bjorn Andersson , Jassi Brar , Sasha Levin Subject: [PATCH 5.13 260/800] mailbox: qcom: Use PLATFORM_DEVID_AUTO to register platform device Date: Mon, 12 Jul 2021 08:04:43 +0200 Message-Id: <20210712060951.062640785@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060912.995381202@linuxfoundation.org> References: <20210712060912.995381202@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Shawn Guo [ Upstream commit 96e39e95c01283ff5695dafe659df88ada802159 ] In adding APCS clock support for MSM8939, the second clock registration fails due to duplicate device name like below. [ 0.519657] sysfs: cannot create duplicate filename '/bus/platform/devices/qcom-apcs-msm8916-clk' ... [ 0.661158] qcom_apcs_ipc b111000.mailbox: failed to register APCS clk This is because MSM8939 has 3 APCS instances for Cluster0 (little cores), Cluster1 (big cores) and CCI (Cache Coherent Interconnect). Although only APCS of Cluster0 and Cluster1 have IPC bits, each of 3 APCS has A53PLL clock control bits. That said, 3 'qcom-apcs-msm8916-clk' devices need to be registered to instantiate all 3 clocks. Use PLATFORM_DEVID_AUTO rather than PLATFORM_DEVID_NONE for platform_device_register_data() call to fix the issue above. Signed-off-by: Shawn Guo Reviewed-by: Bjorn Andersson Signed-off-by: Jassi Brar Signed-off-by: Sasha Levin --- drivers/mailbox/qcom-apcs-ipc-mailbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c index f25324d03842..15236d729625 100644 --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c @@ -132,7 +132,7 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev) if (apcs_data->clk_name) { apcs->clk = platform_device_register_data(&pdev->dev, apcs_data->clk_name, - PLATFORM_DEVID_NONE, + PLATFORM_DEVID_AUTO, NULL, 0); if (IS_ERR(apcs->clk)) dev_err(&pdev->dev, "failed to register APCS clk\n"); -- 2.30.2