From nobody Wed Apr 24 18:23:38 2024 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 B3BE6ECAAD8 for ; Fri, 23 Sep 2022 13:57:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232142AbiIWN5Q (ORCPT ); Fri, 23 Sep 2022 09:57:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229953AbiIWN4y (ORCPT ); Fri, 23 Sep 2022 09:56:54 -0400 Received: from esa3.hgst.iphmx.com (esa3.hgst.iphmx.com [216.71.153.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A15413D1F5; Fri, 23 Sep 2022 06:56:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1663941411; x=1695477411; h=from:to:cc:subject:date:message-id; bh=rSlGfTKQBVCzTe5a81XRRo+bRydyGLI/yUxd5mqmvHM=; b=cJEHkKnyHZ0Tw05+Evpy3QKv4WTcfAeQ/NKeOc/fXwYvFCnWRhSUeSnY vKdfRZ7P/jeb08NV+RDIaZfU2uBTi07yXK+EfbNQcBBdaXzZ308ci4eUO onNwmVa3TS3/gcyqBnji060SknB8aQDGvGDkeIGWMFvQ38OhzoEJ9NdWk onari8Jx5rftJRZRLhvl/PBHW4OtIzBw5jqnd+MchNEui4SYfpP//qYbI rniyEcAGAEEEAvBbuZlqyu3f53xuIQYGXOk6wLOuRj3Uns+POyf5rA7Y3 5zNu/RwdII1earnJML4bTBTrt2FlSwkoilmjXPsM7NdtUsZ1nGPtaoRkK w==; X-IronPort-AV: E=Sophos;i="5.93,339,1654531200"; d="scan'208";a="217299539" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 23 Sep 2022 21:56:50 +0800 IronPort-SDR: LYGHiP5PwOG+geeY94GH8F4ojP7mCFpJg32+2W1lTMUtGkOWpskvXcoN4xF93HPGw6Av57G+H6 k3AhsGPkeLAI4mA39c8wl54qm9fr7xbLHkhDzps2q4bE4bW2T9/crmZg3yIIWTx+nbidKLBqCR voPAh3xCLyo8M4uM0ZiQN+qHjhmgZt2L8iT3XLFdhlYi3lg9muwP8lJ4o5PPoEMHVBW7YVvCw+ GgxhTyGNNIJCaHqulo6x9l8xp1nxyOEeeU4fQo2/hkRc/W5bPfev3p0gZZVcrR3TH3TxCcKgSY JQ5CgEj/mADVy0dWUtksV8iV Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 23 Sep 2022 06:16:53 -0700 IronPort-SDR: AVatPTWYIqGWnR+dL9eT17aaUvAMRMzp9wQJuefWl6aZRvOBh2dUGO7WAoF5th/2m8HCevLpjh J9s9ZuOLM8l91QeiHOdpZMDHpxRR444QyelYk3XdbyrRt+/oLVZkZUzn3aoEv/WNQGVXbte8Py p8Lfk/Ugf0vOaUmANUv65XMlesekwz35rwUi0usI56/VkKdiSM6BNr4d6dpnfz7Y65cLkeST6M rLnVL4RdWGxDJDyRmxspqY9PXsFF6qZKzCe7ClqtJsmLp0LH+5poEHfSMERr1M3sOf4rqy61U5 auc= WDCIronportException: Internal Received: from 5cg1421gqg.ad.shared (HELO BXYGM33.ad.shared) ([10.225.33.87]) by uls-op-cesaip01.wdc.com with ESMTP; 23 Sep 2022 06:56:48 -0700 From: Avri Altman To: Ulf Hansson , linux-mmc@vger.kernel.org Cc: Wolfram Sang , Adrian Hunter , Jaehoon Chung , Shawn Lin , linux-kernel@vger.kernel.org, Avri Altman Subject: [PATCH] mmc: core: SD: Add BROKEN-SD-DISCARD quirk Date: Fri, 23 Sep 2022 16:56:17 +0300 Message-Id: <20220923135617.46-1-avri.altman@wdc.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Some SD-cards that are SDA-6.0 compliant reports they supports discard while they actually don't. This might cause mk2fs to fail while trying to format the card and revert it to a read-only mode. While at it, add SD MID for SANDISK. This is because eMMC MID is assign by JEDEC and SD MID is assigned by SD 3c-LLC. Signed-off-by: Avri Altman --- drivers/mmc/core/block.c | 6 +++++- drivers/mmc/core/card.h | 1 + drivers/mmc/core/quirks.h | 6 ++++++ include/linux/mmc/card.h | 1 + 4 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index ce89611a136e..a31dc915c5ec 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1140,8 +1140,12 @@ static void mmc_blk_issue_discard_rq(struct mmc_queu= e *mq, struct request *req) { struct mmc_blk_data *md =3D mq->blkdata; struct mmc_card *card =3D md->queue.card; + unsigned int arg =3D card->erase_arg; =20 - mmc_blk_issue_erase_rq(mq, req, MMC_BLK_DISCARD, card->erase_arg); + if (mmc_card_sd(card) && (card->quirks & MMC_QUIRK_BROKEN_SD_DISCARD)) + arg =3D SD_ERASE_ARG; + + mmc_blk_issue_erase_rq(mq, req, MMC_BLK_DISCARD, arg); } =20 static void mmc_blk_issue_secdiscard_rq(struct mmc_queue *mq, diff --git a/drivers/mmc/core/card.h b/drivers/mmc/core/card.h index 99045e138ba4..881432309b46 100644 --- a/drivers/mmc/core/card.h +++ b/drivers/mmc/core/card.h @@ -73,6 +73,7 @@ struct mmc_fixup { #define EXT_CSD_REV_ANY (-1u) =20 #define CID_MANFID_SANDISK 0x2 +#define CID_MANFID_SANDISK_SD 0x3 #define CID_MANFID_ATP 0x9 #define CID_MANFID_TOSHIBA 0x11 #define CID_MANFID_MICRON 0x13 diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h index be4393988086..29b9497936df 100644 --- a/drivers/mmc/core/quirks.h +++ b/drivers/mmc/core/quirks.h @@ -100,6 +100,12 @@ static const struct mmc_fixup __maybe_unused mmc_blk_f= ixups[] =3D { MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, MMC_QUIRK_TRIM_BROKEN), =20 + /* + * Some SD cards reports discard support while they don't + */ + MMC_FIXUP(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, add_quirk_sd, + MMC_QUIRK_BROKEN_SD_DISCARD), + END_FIXUP }; =20 diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 8a30de08e913..c726ea781255 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -293,6 +293,7 @@ struct mmc_card { #define MMC_QUIRK_BROKEN_IRQ_POLLING (1<<11) /* Polling SDIO_CCCR_INTx cou= ld create a fake interrupt */ #define MMC_QUIRK_TRIM_BROKEN (1<<12) /* Skip trim */ #define MMC_QUIRK_BROKEN_HPI (1<<13) /* Disable broken HPI support */ +#define MMC_QUIRK_BROKEN_SD_DISCARD (1<<14) /* Disable broken SD discard s= upport */ =20 bool reenable_cmdq; /* Re-enable Command Queue */ =20 --=20 2.17.1