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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 21A02C41621 for ; Tue, 24 Mar 2020 13:24:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EFF8020775 for ; Tue, 24 Mar 2020 13:24:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585056277; bh=Td0VTEA4giKMKVzXp4NT3S64O2tEPqFcHTgV4ped+YU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=TehrlYKMYCjaCJg83F2FaI2GWXfgussTqBVYRmQjj7brv+nSqTRoBcvpe5itDcgOt mskXnZuq4qmHFqnicCW1EV46d/wgRV+aBpaHSVR7mOqStX6eIcEMwEQDYpAkOI+XvX hrJmeeLvi95TVyubgFEniV6BhaFKDtFAJhIvK/aI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729677AbgCXNYf (ORCPT ); Tue, 24 Mar 2020 09:24:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:48144 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729667AbgCXNY3 (ORCPT ); Tue, 24 Mar 2020 09:24:29 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id ADF80208D6; Tue, 24 Mar 2020 13:24:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585056269; bh=Td0VTEA4giKMKVzXp4NT3S64O2tEPqFcHTgV4ped+YU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Wrbtfv8MLGKSr08jv7+mRDrPmpE6XEgJus88k3xw7W0wO6ry/aWm4bsv8dJ3veN+o s/Raulko5zNHeaparurbiY3Zmv53nl1bmw6+v+/0p91PtFEIbiMeN9ZeGCaA7rsfJD G7AnZCMOMFuw+K1XVOAC7OVRCjr0mM5BoV6RA8QA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans de Goede , Adrian Hunter , Ulf Hansson Subject: [PATCH 5.5 075/119] mmc: sdhci-acpi: Disable write protect detection on Acer Aspire Switch 10 (SW5-012) Date: Tue, 24 Mar 2020 14:11:00 +0100 Message-Id: <20200324130815.953085001@linuxfoundation.org> X-Mailer: git-send-email 2.25.2 In-Reply-To: <20200324130808.041360967@linuxfoundation.org> References: <20200324130808.041360967@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hans de Goede commit 3397b251ea02003f47f0b1667f3fe30bb4f9ce90 upstream. On the Acer Aspire Switch 10 (SW5-012) microSD slot always reports the card being write-protected even though microSD cards do not have a write-protect switch at all. Add a new DMI_QUIRK_SD_NO_WRITE_PROTECT quirk which when set sets the MMC_CAP2_NO_WRITE_PROTECT flag on the controller for the external SD slot; and add a DMI quirk table entry which selects this quirk for the Acer SW5-012. Signed-off-by: Hans de Goede Acked-by: Adrian Hunter Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20200316184753.393458-2-hdegoede@redhat.com Signed-off-by: Ulf Hansson Signed-off-by: Greg Kroah-Hartman --- drivers/mmc/host/sdhci-acpi.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -80,6 +80,7 @@ struct sdhci_acpi_host { enum { DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP = BIT(0), + DMI_QUIRK_SD_NO_WRITE_PROTECT = BIT(1), }; static inline void *sdhci_acpi_priv(struct sdhci_acpi_host *c) @@ -671,6 +672,18 @@ static const struct dmi_system_id sdhci_ }, .driver_data = (void *)DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP, }, + { + /* + * The Acer Aspire Switch 10 (SW5-012) microSD slot always + * reports the card being write-protected even though microSD + * cards do not have a write-protect switch at all. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), + }, + .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT, + }, {} /* Terminating entry */ }; @@ -795,6 +808,9 @@ static int sdhci_acpi_probe(struct platf if (quirks & DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP) c->reset_signal_volt_on_suspend = true; + + if (quirks & DMI_QUIRK_SD_NO_WRITE_PROTECT) + host->mmc->caps2 |= MMC_CAP2_NO_WRITE_PROTECT; } err = sdhci_setup_host(host);