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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FF17EE49A8 for ; Mon, 21 Aug 2023 19:51:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229504AbjHUTvD (ORCPT ); Mon, 21 Aug 2023 15:51:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229557AbjHUTvC (ORCPT ); Mon, 21 Aug 2023 15:51:02 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4515CFD for ; Mon, 21 Aug 2023 12:51:01 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id CD1FC61347 for ; Mon, 21 Aug 2023 19:51:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B1C11C433C8; Mon, 21 Aug 2023 19:50:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1692647460; bh=MKqgisjxGHNLTOWD5WRTTpyoXsI2cg8WwtGfsQvazVI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=enPdRYBypGhFgw22t0AAZDa92cmGkZNUICu8qPjiO/Z57GhUScI389C0Ftpwn/QpF GKpijaEd7PlceI41V3icM66w4/zDMvDjZctMwkZxvEhJop7L2esAD7oIwyFQEXD3Ug O+EsSLKl2IdUK8tPUt5XByEqS3H/6A1ylVebfs6Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Venkata Prasad Potturu , Mark Brown , Sasha Levin Subject: [PATCH 6.1 021/194] ASoC: amd: vangogh: Add check for acp config flags in vangogh platform Date: Mon, 21 Aug 2023 21:40:00 +0200 Message-ID: <20230821194123.712203964@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230821194122.695845670@linuxfoundation.org> References: <20230821194122.695845670@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Venkata Prasad Potturu [ Upstream commit e89f45edb747ed88e97a5771dd6d3dd1eb517873 ] We have SOF and generic ACP support enabled for Vangogh platform on some machines. Since we have same PCI id used for probing, add check for machine configuration flag to avoid conflict with newer pci drivers. Such machine flag has been initialized via dmi match on few Vangogh based machines. If no flag is specified probe and register older platform device. Signed-off-by: Venkata Prasad Potturu Link: https://lore.kernel.org/r/20230530110802.674939-1-venkataprasad.potturu@amd.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/amd/vangogh/acp5x.h | 2 ++ sound/soc/amd/vangogh/pci-acp5x.c | 7 ++++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h index bd9f1c5684d17..ac1936a8c43ff 100644 --- a/sound/soc/amd/vangogh/acp5x.h +++ b/sound/soc/amd/vangogh/acp5x.h @@ -147,6 +147,8 @@ static inline void acp_writel(u32 val, void __iomem *base_addr) writel(val, base_addr - ACP5x_PHY_BASE_ADDRESS); } +int snd_amd_acp_find_config(struct pci_dev *pci); + static inline u64 acp_get_byte_count(struct i2s_stream_instance *rtd, int direction) { diff --git a/sound/soc/amd/vangogh/pci-acp5x.c b/sound/soc/amd/vangogh/pci-acp5x.c index e0df17c88e8e0..c4634a8a17cdc 100644 --- a/sound/soc/amd/vangogh/pci-acp5x.c +++ b/sound/soc/amd/vangogh/pci-acp5x.c @@ -125,10 +125,15 @@ static int snd_acp5x_probe(struct pci_dev *pci, { struct acp5x_dev_data *adata; struct platform_device_info pdevinfo[ACP5x_DEVS]; - unsigned int irqflags; + unsigned int irqflags, flag; int ret, i; u32 addr, val; + /* Return if acp config flag is defined */ + flag = snd_amd_acp_find_config(pci); + if (flag) + return -ENODEV; + irqflags = IRQF_SHARED; if (pci->revision != 0x50) return -ENODEV; -- 2.40.1