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=-18.7 required=3.0 tests=BAYES_00,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_RED, 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 13337C4332B for ; Mon, 28 Dec 2020 14:27:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E143F20791 for ; Mon, 28 Dec 2020 14:27:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2503288AbgL1OZp (ORCPT ); Mon, 28 Dec 2020 09:25:45 -0500 Received: from mail.kernel.org ([198.145.29.99]:60270 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2503249AbgL1OZi (ORCPT ); Mon, 28 Dec 2020 09:25:38 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0196122B37; Mon, 28 Dec 2020 14:25:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609165522; bh=NjSeWDMdCrHok4qJ7boYbzFBUsrNK4D5m6dFP64pb9g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Kbb08rF6co5KQ1ZSP9f13t1ACZuUIUiIqy2VAMRdpgSb5xN+StW/aBrXvcZsx3qQz krc/204l2fNv0vWaEOIDw0kz4Gdf/9awO6j6xlgbR/uh/ClXxBjFJJ77EMKzLhvjc3 Y6/NdT3X21YWld4Nb1q+uJj9n7mmB/sDVhbHADWc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, stable@kernel.org, Vijendar Mukunda , Mark Brown , Jaroslav Kysela Subject: [PATCH 5.10 561/717] ASoC: AMD Renoir - add DMI table to avoid the ACP mic probe (broken BIOS) Date: Mon, 28 Dec 2020 13:49:19 +0100 Message-Id: <20201228125047.800245046@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201228125020.963311703@linuxfoundation.org> References: <20201228125020.963311703@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: Jaroslav Kysela commit 718c406e1ffaca4eac987b957bbb36ce1090797a upstream. Users reported that some Lenovo AMD platforms do not have ACP microphone, but the BIOS advertises it via ACPI. This patch create a simple DMI table, where those machines with the broken BIOS can be added. The DMI description for Lenovo IdeaPad 5 and IdeaPad Flex 5 devices are added there. Also describe the dmic_acpi_check kernel module parameter in a more understandable way. Cc: Cc: Vijendar Mukunda Cc: Mark Brown Signed-off-by: Jaroslav Kysela Link: https://lore.kernel.org/r/20201208171200.2737620-1-perex@perex.cz Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/amd/renoir/rn-pci-acp3x.c | 28 +++++++++++++++++++++++----- 1 file changed, 23 insertions(+), 5 deletions(-) --- a/sound/soc/amd/renoir/rn-pci-acp3x.c +++ b/sound/soc/amd/renoir/rn-pci-acp3x.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include @@ -20,14 +21,13 @@ module_param(acp_power_gating, int, 0644 MODULE_PARM_DESC(acp_power_gating, "Enable acp power gating"); /** - * dmic_acpi_check = -1 - Checks ACPI method to know DMIC hardware status runtime - * = 0 - Skips the DMIC device creation and returns probe failure - * = 1 - Assumes that platform has DMIC support and skips ACPI - * method check + * dmic_acpi_check = -1 - Use ACPI/DMI method to detect the DMIC hardware presence at runtime + * = 0 - Skip the DMIC device creation and return probe failure + * = 1 - Force DMIC support */ static int dmic_acpi_check = ACP_DMIC_AUTO; module_param(dmic_acpi_check, bint, 0644); -MODULE_PARM_DESC(dmic_acpi_check, "checks Dmic hardware runtime"); +MODULE_PARM_DESC(dmic_acpi_check, "Digital microphone presence (-1=auto, 0=none, 1=force)"); struct acp_dev_data { void __iomem *acp_base; @@ -163,6 +163,17 @@ static int rn_acp_deinit(void __iomem *a return 0; } +static const struct dmi_system_id rn_acp_quirk_table[] = { + { + /* Lenovo IdeaPad Flex 5 14ARE05, IdeaPad 5 15ARE05 */ + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_EXACT_MATCH(DMI_BOARD_NAME, "LNVNB161216"), + } + }, + {} +}; + static int snd_rn_acp_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { @@ -172,6 +183,7 @@ static int snd_rn_acp_probe(struct pci_d acpi_handle handle; acpi_integer dmic_status; #endif + const struct dmi_system_id *dmi_id; unsigned int irqflags; int ret, index; u32 addr; @@ -232,6 +244,12 @@ static int snd_rn_acp_probe(struct pci_d goto de_init; } #endif + dmi_id = dmi_first_match(rn_acp_quirk_table); + if (dmi_id && !dmi_id->driver_data) { + dev_info(&pci->dev, "ACPI settings override using DMI (ACP mic is not present)"); + ret = -ENODEV; + goto de_init; + } } adata->res = devm_kzalloc(&pci->dev,