From patchwork Mon May 4 14:56:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11526441 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1D16715E6 for ; Mon, 4 May 2020 14:58:10 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EEFF6206B9 for ; Mon, 4 May 2020 14:58:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iG6nab5m"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="FLHRUexH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EEFF6206B9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qSgixVPNq18yihXmwdI8N8xHw4xRhHR70+0luK2waxY=; b=iG6nab5mFj5HG+ 3Sb+qkJtoeGaGCaxmy/cMWDnVKyj2vIYlTUhuRpBryoujCRQRFbI/rXARWKxAB5DzRRdKATEZO2zR BjcFR2M60FGR4Wqhd4LOKgmoCNrTJRLyB9k038bIlS2nO2kMzK1FQyaxHMox63PUTAQdtIPaimb6n PxA3LHzgkVCbtNU7R6pxhaWWlKd5yzgZS2yTEuyM25sPYGVja+gvQ7XGV7x6LX3NbZHWdn5HZTIhM bcYpymKjwJ7dLAPVnwPOc2fkuOZWMCa28chjveynp7vTCSgeVc1NuMK1gOU+5XcWZB6zg3lHX58cs dh85lpTM80inCA1n0azg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jVcXl-0004lx-P5; Mon, 04 May 2020 14:58:05 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jVcWT-0003Lt-3t; Mon, 04 May 2020 14:56:47 +0000 X-UUID: a04998985d994a8c993b370e99bfcfa9-20200504 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=VSWhRTmhmIwUIHei1q+zVhCR5nlcROyoO/faGGqro48=; b=FLHRUexHYu8ysHIWgI1RtORrtzCbaIRSKQPi7cukWqDC6Uz4Ha6wYCADyWrGqfzPGrJB2AaCT90aFbAF22TDb7PCN2ENK8v0urv974s6eWl21/Ozwm2Ta2+qpi2ELIa33ieNQRPzymtDHHRj41JbAxv+mwKImJckVb5dV8wAugE=; X-UUID: a04998985d994a8c993b370e99bfcfa9-20200504 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 163949624; Mon, 04 May 2020 06:56:32 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 4 May 2020 07:56:36 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 4 May 2020 22:56:26 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 4 May 2020 22:56:26 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v6 2/8] scsi: ufs: introduce fixup_dev_quirks vops Date: Mon, 4 May 2020 22:56:16 +0800 Message-ID: <20200504145622.13895-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200504145622.13895-1-stanley.chu@mediatek.com> References: <20200504145622.13895-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200504_075645_372960_0A5D476D X-CRM114-Status: UNSURE ( 7.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: bvanassche@acm.org, andy.teng@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Some UFS deivces may have required device quirks or have non-standard features which are enabled only on specified UFS hosts or for special customers. To not "pollute" common device quirk list, i.e., ufs_fixups table for those devices mentioned above, introduce "fixup_dev_quirks" vops to allow vendors to fix or modify device quirks accordingly. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufshcd.c | 1 + drivers/scsi/ufs/ufshcd.h | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 31411fd87796..fc1549f829cc 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6896,6 +6896,7 @@ static int ufs_get_device_desc(struct ufs_hba *hba) } ufs_fixup_device_setup(hba); + ufshcd_vops_fixup_dev_quirks(hba); /* * Probe WB only for UFS-3.1 devices or UFS devices with quirk diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 056537e52c19..5fa03e0f3bd1 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -336,6 +336,7 @@ struct ufs_hba_variant_ops { void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); int (*apply_dev_quirks)(struct ufs_hba *hba); + void (*fixup_dev_quirks)(struct ufs_hba *hba); int (*suspend)(struct ufs_hba *, enum ufs_pm_op); int (*resume)(struct ufs_hba *, enum ufs_pm_op); void (*dbg_register_dump)(struct ufs_hba *hba); @@ -1085,6 +1086,12 @@ static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba) return 0; } +static inline void ufshcd_vops_fixup_dev_quirks(struct ufs_hba *hba) +{ + if (hba->vops && hba->vops->fixup_dev_quirks) + hba->vops->fixup_dev_quirks(hba); +} + static inline int ufshcd_vops_suspend(struct ufs_hba *hba, enum ufs_pm_op op) { if (hba->vops && hba->vops->suspend)