From patchwork Sun May 3 06:03:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11524239 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 781951668 for ; Sun, 3 May 2020 06:04:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5ED53207DD for ; Sun, 3 May 2020 06:04:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="QUWQr+4Z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726961AbgECGEF (ORCPT ); Sun, 3 May 2020 02:04:05 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:29426 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726931AbgECGEF (ORCPT ); Sun, 3 May 2020 02:04:05 -0400 X-UUID: 2577f8c191a143a6a363cdd4a87b16cd-20200503 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=axYdivepqlgkjKZMDc+q6wcYI5dYnIuDFbudgz9mHU4=; b=QUWQr+4ZUEdFHI0yt4kIZbvR6XHYwLTMEcrscEqFnk4Ig1dEtzaA+ZKeDWK8e3UNjaPkMD2DnkjBr/h+PvzUMqisp/Hg33MkuxPMHRO1WpBMcMJoQtU4k630Vs6E98wn3ALmzURQDbsqAU4DQOzXfwBsxe3hhBHUmyaFt3mpLtk=; X-UUID: 2577f8c191a143a6a363cdd4a87b16cd-20200503 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 821661675; Sun, 03 May 2020 14:03:56 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 3 May 2020 14:03:54 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 3 May 2020 14:03:54 +0800 From: Stanley Chu To: , , , , , CC: , , , , , , , , , , , Stanley Chu Subject: [PATCH v4 2/8] scsi: ufs: introduce fixup_dev_quirks vops Date: Sun, 3 May 2020 14:03:45 +0800 Message-ID: <20200503060351.10572-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200503060351.10572-1-stanley.chu@mediatek.com> References: <20200503060351.10572-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.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 04ddfb15e858..da7b375709b6 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6899,6 +6899,7 @@ 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)