From patchwork Fri May 22 08:32:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11564961 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 88F5C912 for ; Fri, 22 May 2020 08:32:33 +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 6A3C120812 for ; Fri, 22 May 2020 08:32:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="C3suEbDN"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="e5a8fF0i" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6A3C120812 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-mediatek-bounces+patchwork-linux-mediatek=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=J7TpGvZ/PQ43gQVRbuy0al+ZhZyEfbou28GupZfH174=; b=C3suEbDNbUHOYq p7UjiXOYtbhPmhOcQEsYbhHwG0hpS1SNE+c5YkdragR9uZr/qiDCTYyjlBsCmc79ai2MczYadkOeg dfR3Dd6oz2i94MdtP+qSPNxpAQTInqvzDOXHlr/wdGWsd2wRUJZDNxPGQOqKpMGLrIY8BnWDJe4R5 AR/0LOfaGMmfY72B/lgatFusYX8L8uZnMinIseAfmEIAkUNpFCLyEyePuroiEi3GT8Bml1Wtb28gK ltDkOKyxB4I4J5bRNWpYfWm4EiCWqjtX8N0FyRS7QQ9Pk/6Aw5aOHrvFIbiqLz9cPCTvOgLNUKYjN ++jq9XN1OVhtMFUc9DEA==; 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 1jc36W-0000eP-1H; Fri, 22 May 2020 08:32:32 +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 1jc36S-0000cC-Uj; Fri, 22 May 2020 08:32:30 +0000 X-UUID: 01f9dcf11daa48f1a3e217208d9de9a0-20200522 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=MH7BmKWh9VqXnU5CRrbvXVq1KYIBL96U6CDes3R2QXE=; b=e5a8fF0iKhUCcdl4kjD8Kk6hknbS9dNssYQmj6gx9TF7D1Skh3xI0p086awaV8ZkY2WtEAfegrLk5+t7eTX26oUmdBD2tI37nt+yC6rVAjP3aXVFAFqljwhlVNDRHl2k05ZA7F+zgn3HxexAUv3m/94WOokNcGu6pMMG6Xzlyyw=; X-UUID: 01f9dcf11daa48f1a3e217208d9de9a0-20200522 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 143240425; Fri, 22 May 2020 00:31:59 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 01:32:14 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 16:32:14 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 May 2020 16:32:14 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v4 1/4] scsi: ufs: Remove unnecessary memset for dev_info Date: Fri, 22 May 2020 16:32:09 +0800 Message-ID: <20200522083212.4008-2-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200522083212.4008-1-stanley.chu@mediatek.com> References: <20200522083212.4008-1-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-20200522_013228_995957_90461350 X-CRM114-Status: UNSURE ( 7.05 ) 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_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 -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Virtual_Global_UFS_Upstream@mediatek.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org The whole UFS host instance has been zero-initialized by scsi_host_alloc(), thus UFS driver does not need to clear "dev_info" member specifically in ufshcd_device_params_init(). Simply remove the unnecessary code. Signed-off-by: Stanley Chu Reviewed-by: Avri Altman --- drivers/scsi/ufs/ufshcd.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index c3389c9a4f29..9e55c524f330 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -7267,9 +7267,6 @@ static int ufshcd_device_params_init(struct ufs_hba *hba) bool flag; int ret; - /* Clear any previous UFS device information */ - memset(&hba->dev_info, 0, sizeof(hba->dev_info)); - /* Init check for device descriptor sizes */ ufshcd_init_desc_sizes(hba); From patchwork Fri May 22 08:32:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11565007 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 0294F1392 for ; Fri, 22 May 2020 08:36:35 +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 CE0C120757 for ; Fri, 22 May 2020 08:36:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Jt6uj5Pq"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="XOterxaz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE0C120757 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-mediatek-bounces+patchwork-linux-mediatek=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=1mii5GAJWbQ+MYPsok0ladPaYntWdCIz6y17QLMsIJU=; b=Jt6uj5PqC3ClJI sPF71HmBOqi3MeKo4AV25H56jr9bYHzrwHyk4GG8w+LNIqrJNXzOK31HOpx4yjuvZV2dtIMJ4eV8e x3WHPWc1nwJjN/8Xce1FjK9QKjDM9LTuPi+kNCNnJH6s0211woFc1JiOmZ99RdZ6ASCCCAsgp6fxD JjgHVnsCZ4oE2OPek3d1c11y9ShRkfSjCa5TBvnfjo4jmyvLI1EPFjvRDbKfUvCrAW1vHtIpsBVcc ZiCjSVJK8F26UPba9oHhQLarbtqTYzrCGq36cCMGm8Ja+wRLYEwjnhSFxmfqOvZDiBXHUEBl8abVK kCWK7s482SBYb/u5k1Mg==; 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 1jc3AP-0003yC-Na; Fri, 22 May 2020 08:36:33 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jc3AL-0003w8-0d; Fri, 22 May 2020 08:36:32 +0000 X-UUID: 3ff8b269254c43fe9decbd273879f6ee-20200522 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=ySjpqS2b2+5IV1wMLJ9XawozivexLkd7UOWw5IgdK4A=; b=XOterxazLQFB2zwnlZuZQfv0G52lbAo5yMLA0BG6FIlRfSinKs01TJWqJ/PoEuXoa7wYoWmP5wIyeUrbPYRPd/y1brlRmAI6VAZZJF9lfip6hZXb5PICgVwEjoYBBYUEbzugyOPZ3f4ZhPfFogBcX2ajd16vFYjDYL0scRIDLIw=; X-UUID: 3ff8b269254c43fe9decbd273879f6ee-20200522 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1392306786; Fri, 22 May 2020 00:36:04 -0800 Received: from mtkmbs05n2.mediatek.inc (172.21.101.140) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 01:32:16 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 16:32:14 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 May 2020 16:32:14 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v4 2/4] scsi: ufs: Allow WriteBooster on UFS 2.2 devices Date: Fri, 22 May 2020 16:32:10 +0800 Message-ID: <20200522083212.4008-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200522083212.4008-1-stanley.chu@mediatek.com> References: <20200522083212.4008-1-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-20200522_013629_060228_AC030B72 X-CRM114-Status: UNSURE ( 7.59 ) 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_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 -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Virtual_Global_UFS_Upstream@mediatek.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org According to the UFS specification, WriteBooster is officially supported by UFS 2.2. Since UFS 2.2 specification has been finalized in JEDEC and such devices have also showed up in the market, modify the checking rule for ufshcd_wb_probe() to allow these devices to enable WriteBooster. Signed-off-by: Stanley Chu Reviewed-by: Avri Altman --- drivers/scsi/ufs/ufshcd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9e55c524f330..0dbd8a7a6642 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6930,6 +6930,7 @@ static int ufs_get_device_desc(struct ufs_hba *hba) * UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES enabled */ if (dev_info->wspecversion >= 0x310 || + dev_info->wspecversion == 0x220 || (hba->dev_quirks & UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES)) ufshcd_wb_probe(hba, desc_buf); From patchwork Fri May 22 08:32:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11564971 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 994F4912 for ; Fri, 22 May 2020 08:32:47 +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 78A2520812 for ; Fri, 22 May 2020 08:32:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="MrSn9FU1"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="qzmKjDQi" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 78A2520812 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-mediatek-bounces+patchwork-linux-mediatek=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=u6nQmP+/CUMK+bJYBFWxCrZtGtF0KUbXWVprR6gxjCc=; b=MrSn9FU1NW1bmr QbZbgm91pWAYQJOIqA2BiFEfrUfjDeUv/NRav9eK/xjBy2bGkZy0snHNTHzl6o8HPGVYa/zSFZtnA mdT3j5L4l0Z7WWZi2p38SeuEJES9e4Pxvl5MRW4HhSLmIaRgrAWadmFqe77Dp/9oZWTG+iZuQ+5+H uX1xUrXrSzbIJCVYXorCt3PUYpZuaPjKrSrei2s8ZqfGteHKYLi4TUnIVRPH7DnCYmfQ8hdlBSMLS gkq7b2kaT0HOAbeXDWJqf04F0b0pa1FTbwLkpf1VrZD9WWlaps2CnpwA68eKn/4IFyKl+7dZnXuxI cFWyff2EGw1MLGKx3WCw==; 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 1jc36j-0000sV-DZ; Fri, 22 May 2020 08:32:45 +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 1jc36S-0000cX-Uq; Fri, 22 May 2020 08:32:30 +0000 X-UUID: 56e21ca785d64198a75b5d85d53d9c4b-20200522 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=jt0ZXqiT2HEFVooRxngfMXTBN2JMD11Mqu493IhVNBM=; b=qzmKjDQiTqyugo4nLpTJcwEmbHB+Lx2VAlSLiGceFSC7jGuwDxOCOdl2e9HpQ4wsTP3Sjhxgty//SYW+xVMhnv3c6OCNsKTGYa0EH32odPyob0+1EPJ0yaHA8U54egXr7p5eWG5OFH9FtSxTpqoGWOp/80Ie9XImUN+9ItjNB8Y=; X-UUID: 56e21ca785d64198a75b5d85d53d9c4b-20200522 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1087139412; Fri, 22 May 2020 00:31:59 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 01:32:14 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 16:32:15 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 May 2020 16:32:14 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v4 3/4] scsi: ufs: Fix index of attributes query for WriteBooster feature Date: Fri, 22 May 2020 16:32:11 +0800 Message-ID: <20200522083212.4008-4-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200522083212.4008-1-stanley.chu@mediatek.com> References: <20200522083212.4008-1-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-20200522_013228_995970_B1DD9659 X-CRM114-Status: GOOD ( 10.53 ) 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_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 -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Virtual_Global_UFS_Upstream@mediatek.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org For WriteBooster feature related attributes, the index used by query shall be LUN ID if LU Dedicated buffer mode is enabled. Signed-off-by: Stanley Chu Reviewed-by: Avri Altman --- drivers/scsi/ufs/ufs-sysfs.c | 13 +++++++++++-- drivers/scsi/ufs/ufshcd.c | 16 ++++++++++------ drivers/scsi/ufs/ufshcd.h | 2 +- 3 files changed, 22 insertions(+), 9 deletions(-) diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c index a0b3763e1dc2..2d71d232a69d 100644 --- a/drivers/scsi/ufs/ufs-sysfs.c +++ b/drivers/scsi/ufs/ufs-sysfs.c @@ -637,7 +637,7 @@ static ssize_t _name##_show(struct device *dev, \ int ret; \ struct ufs_hba *hba = dev_get_drvdata(dev); \ if (ufshcd_is_wb_flags(QUERY_FLAG_IDN##_uname)) \ - index = ufshcd_wb_get_flag_index(hba); \ + index = ufshcd_wb_get_query_index(hba); \ pm_runtime_get_sync(hba->dev); \ ret = ufshcd_query_flag(hba, UPIU_QUERY_OPCODE_READ_FLAG, \ QUERY_FLAG_IDN##_uname, index, &flag); \ @@ -680,6 +680,12 @@ static const struct attribute_group ufs_sysfs_flags_group = { .attrs = ufs_sysfs_device_flags, }; +static inline bool ufshcd_is_wb_attrs(enum attr_idn idn) +{ + return ((idn >= QUERY_ATTR_IDN_WB_FLUSH_STATUS) && + (idn <= QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE)); +} + #define UFS_ATTRIBUTE(_name, _uname) \ static ssize_t _name##_show(struct device *dev, \ struct device_attribute *attr, char *buf) \ @@ -687,9 +693,12 @@ static ssize_t _name##_show(struct device *dev, \ struct ufs_hba *hba = dev_get_drvdata(dev); \ u32 value; \ int ret; \ + u8 index = 0; \ + if (ufshcd_is_wb_attrs(QUERY_ATTR_IDN##_uname)) \ + index = ufshcd_wb_get_query_index(hba); \ pm_runtime_get_sync(hba->dev); \ ret = ufshcd_query_attr(hba, UPIU_QUERY_OPCODE_READ_ATTR, \ - QUERY_ATTR_IDN##_uname, 0, 0, &value); \ + QUERY_ATTR_IDN##_uname, index, 0, &value); \ pm_runtime_put_sync(hba->dev); \ if (ret) \ return -EINVAL; \ diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 0dbd8a7a6642..3262ac0e39d4 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -5199,7 +5199,7 @@ static int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable) else opcode = UPIU_QUERY_OPCODE_CLEAR_FLAG; - index = ufshcd_wb_get_flag_index(hba); + index = ufshcd_wb_get_query_index(hba); ret = ufshcd_query_flag_retry(hba, opcode, QUERY_FLAG_IDN_WB_EN, index, NULL); if (ret) { @@ -5225,7 +5225,7 @@ static int ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set) else val = UPIU_QUERY_OPCODE_CLEAR_FLAG; - index = ufshcd_wb_get_flag_index(hba); + index = ufshcd_wb_get_query_index(hba); return ufshcd_query_flag_retry(hba, val, QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8, index, NULL); @@ -5248,7 +5248,7 @@ static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba) if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled) return 0; - index = ufshcd_wb_get_flag_index(hba); + index = ufshcd_wb_get_query_index(hba); ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_SET_FLAG, QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN, index, NULL); @@ -5270,7 +5270,7 @@ static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba) if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled) return 0; - index = ufshcd_wb_get_flag_index(hba); + index = ufshcd_wb_get_query_index(hba); ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_CLEAR_FLAG, QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN, index, NULL); @@ -5290,10 +5290,12 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba, { u32 cur_buf; int ret; + u8 index; + index = ufshcd_wb_get_query_index(hba); ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR, QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE, - 0, 0, &cur_buf); + index, 0, &cur_buf); if (ret) { dev_err(hba->dev, "%s dCurWriteBoosterBufferSize read failed %d\n", __func__, ret); @@ -5316,6 +5318,7 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba) { int ret; u32 avail_buf; + u8 index; if (!ufshcd_is_wb_allowed(hba)) return false; @@ -5330,9 +5333,10 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba) * buffer (dCurrentWriteBoosterBufferSize). There's no point in * keeping vcc on when current buffer is empty. */ + index = ufshcd_wb_get_query_index(hba); ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR, QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE, - 0, 0, &avail_buf); + index, 0, &avail_buf); if (ret) { dev_warn(hba->dev, "%s dAvailableWriteBoosterBufferSize read failed %d\n", __func__, ret); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 88d420242782..9acaeaf94d29 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -868,7 +868,7 @@ static inline bool ufshcd_keep_autobkops_enabled_except_suspend( return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND; } -static inline u8 ufshcd_wb_get_flag_index(struct ufs_hba *hba) +static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba) { if (hba->dev_info.b_wb_buffer_type == WB_BUF_MODE_LU_DEDICATED) return hba->dev_info.wb_dedicated_lu; From patchwork Fri May 22 08:32:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11565033 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 5014B13B4 for ; Fri, 22 May 2020 08:37:04 +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 2F18220757 for ; Fri, 22 May 2020 08:37:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fPd/dqgp"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="TOhoowSb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F18220757 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-mediatek-bounces+patchwork-linux-mediatek=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=4uYZzeoxK7/VQPcuG5a+Hkp3xzD5g4bVm/fxfevNWCI=; b=fPd/dqgpK3egUA s/QonDOE68E7huEu1CSGgMTGgceiW8xWSOtViVvZAutxRp3WgySneACchIeKHL5qFP0g+urOsVS+w 80DMgDbg+AXxqa9km9qqo8I29yoOSLwIHRAGDtSITYqA+hv50fmIR8S2cR5SJ/lwVtGtXFscAX4dm lhbNjERMj+vV8Zjb1POdzIvs5XySiUP/m0KFY5/f20MVtkouiUMayWciimNrM6WGsDAsj/3J528AR 3et7F2przzll/H5atSK/TuTCnbq71iHcTJ2Qjun0ZId8J/7g8iFRkMXjQKotzZzVNUEet8dvGuIhE kWD7LnCvgZHkkKC35MLA==; 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 1jc3Ar-0004Pi-Vq; Fri, 22 May 2020 08:37:02 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jc3AO-0003w8-EG; Fri, 22 May 2020 08:36:34 +0000 X-UUID: 0852713061ac41848037483374487e53-20200522 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=GB2siZ1aCshncN85D71R5V/xJ8ZgYKphiAMj7ygmguo=; b=TOhoowSb/WFg70kkRFJzpEp1n+CAu1bOU+b+e7HNXVnoleBxi8UdKHrpTeStOwhoYpVfJl3Mij/ojhwpAN1HzINMizw1MT87f2HPJepb+AwDaqdkFiVFUz57eFOxlUDnrjwbrOyRUR5tVN+BN7XA6iIGvM3D2fR1ybMlBNuCQJw=; X-UUID: 0852713061ac41848037483374487e53-20200522 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 934678020; Fri, 22 May 2020 00:36:04 -0800 Received: from mtkmbs05n2.mediatek.inc (172.21.101.140) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 01:32:16 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 16:32:15 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 May 2020 16:32:14 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v4 4/4] scsi: ufs: Fix WriteBooster flush during runtime suspend Date: Fri, 22 May 2020 16:32:12 +0800 Message-ID: <20200522083212.4008-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200522083212.4008-1-stanley.chu@mediatek.com> References: <20200522083212.4008-1-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-20200522_013632_491616_425DF3FD X-CRM114-Status: GOOD ( 19.71 ) 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_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 -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Virtual_Global_UFS_Upstream@mediatek.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Currently UFS host driver promises VCC supply if UFS device needs to do WriteBooster flush during runtime suspend. However the UFS specification mentions, "While the flushing operation is in progress, the device is in Active power mode." Therefore UFS host driver needs to promise more: Keep UFS device as "Active power mode", otherwise UFS device shall not do any flush if device enters Sleep or PowerDown power mode. Similarly, the same promises shall be applied if device needs urgent BKOP during runtime suspend. Fix this by not changing device power mode if WriteBooster flush or urgent BKOP is required in ufshcd_suspend(). Now, if device finishes its job but not resumed for a very long time, system will have unnecessary power drain because VCC is still supplied. A method to re-check the threshold of keeping VCC supply is required to fix the power drain. However, the threshold re-check needs to re-activate the link first because the decision depends on the latest device status. So, also introduce a delayed work to force runtime resume after a certain delay during runtime suspend. This makes threshold re-check happen natually in the entrance of next runtime-suspend. The device can continue its WriteBooster flush or urgent BKOP jobs soon after resumed if device has no upcoming requests and link enters hibern8 state either by Auto-Hibern8 or hibern8 during clk-gating scheme. This solution not only prevents power drain but also makes as much use of time as possible for device's background jobs. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufs.h | 2 +- drivers/scsi/ufs/ufshcd.c | 79 ++++++++++++++++++++++++++++----------- drivers/scsi/ufs/ufshcd.h | 1 + 3 files changed, 59 insertions(+), 23 deletions(-) diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index fadba3a3bbcd..c70845d41449 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -574,7 +574,7 @@ struct ufs_dev_info { u32 d_ext_ufs_feature_sup; u8 b_wb_buffer_type; u32 d_wb_alloc_units; - bool keep_vcc_on; + bool b_rpm_dev_flush_capable; u8 b_presrv_uspc_en; }; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 3262ac0e39d4..94782b9b33c1 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -94,6 +94,9 @@ /* default delay of autosuspend: 2000 ms */ #define RPM_AUTOSUSPEND_DELAY_MS 2000 +/* Default delay of RPM device flush delayed work */ +#define RPM_DEV_FLUSH_RECHECK_WORK_DELAY_MS 5000 + /* Default value of wait time before gating device ref clock */ #define UFSHCD_REF_CLK_GATING_WAIT_US 0xFF /* microsecs */ @@ -5314,7 +5317,7 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba, return false; } -static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba) +static bool ufshcd_wb_need_flush(struct ufs_hba *hba) { int ret; u32 avail_buf; @@ -5352,6 +5355,21 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba) return ufshcd_wb_presrv_usrspc_keep_vcc_on(hba, avail_buf); } +static void ufshcd_rpm_dev_flush_recheck_work(struct work_struct *work) +{ + struct ufs_hba *hba = container_of(to_delayed_work(work), + struct ufs_hba, + rpm_dev_flush_recheck_work); + /* + * To prevent unnecessary VCC power drain after device finishes + * WriteBooster buffer flush or Auto BKOPs, force runtime resume + * after a certain delay to recheck the threshold by next runtime + * supsend. + */ + pm_runtime_get_sync(hba->dev); + pm_runtime_put_sync(hba->dev); +} + /** * ufshcd_exception_event_handler - handle exceptions raised by device * @work: pointer to work data @@ -8099,8 +8117,7 @@ static void ufshcd_vreg_set_lpm(struct ufs_hba *hba) !hba->dev_info.is_lu_power_on_wp) { ufshcd_setup_vreg(hba, false); } else if (!ufshcd_is_ufs_dev_active(hba)) { - if (!hba->dev_info.keep_vcc_on) - ufshcd_toggle_vreg(hba->dev, hba->vreg_info.vcc, false); + ufshcd_toggle_vreg(hba->dev, hba->vreg_info.vcc, false); if (!ufshcd_is_link_active(hba)) { ufshcd_config_vreg_lpm(hba, hba->vreg_info.vccq); ufshcd_config_vreg_lpm(hba, hba->vreg_info.vccq2); @@ -8225,27 +8242,30 @@ static int ufshcd_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op) ufshcd_disable_auto_bkops(hba); } /* - * With wb enabled, if the bkops is enabled or if the - * configured WB type is 70% full, keep vcc ON - * for the device to flush the wb buffer + * If device needs to do BKOP or WB buffer flush during + * Hibern8, keep device power mode as "active power mode" + * and VCC supply. */ - if ((hba->auto_bkops_enabled && ufshcd_is_wb_allowed(hba)) || - ufshcd_wb_keep_vcc_on(hba)) - hba->dev_info.keep_vcc_on = true; - else - hba->dev_info.keep_vcc_on = false; - } else { - hba->dev_info.keep_vcc_on = false; - } + hba->dev_info.b_rpm_dev_flush_capable = + hba->auto_bkops_enabled || + (((req_link_state == UIC_LINK_HIBERN8_STATE) || + ((req_link_state == UIC_LINK_ACTIVE_STATE) && + ufshcd_is_auto_hibern8_enabled(hba))) && + ufshcd_wb_need_flush(hba)); + } + + if (req_dev_pwr_mode != hba->curr_dev_pwr_mode) { + if ((ufshcd_is_runtime_pm(pm_op) && !hba->auto_bkops_enabled) || + !ufshcd_is_runtime_pm(pm_op)) { + /* ensure that bkops is disabled */ + ufshcd_disable_auto_bkops(hba); + } - if ((req_dev_pwr_mode != hba->curr_dev_pwr_mode) && - ((ufshcd_is_runtime_pm(pm_op) && !hba->auto_bkops_enabled) || - !ufshcd_is_runtime_pm(pm_op))) { - /* ensure that bkops is disabled */ - ufshcd_disable_auto_bkops(hba); - ret = ufshcd_set_dev_pwr_mode(hba, req_dev_pwr_mode); - if (ret) - goto enable_gating; + if (!hba->dev_info.b_rpm_dev_flush_capable) { + ret = ufshcd_set_dev_pwr_mode(hba, req_dev_pwr_mode); + if (ret) + goto enable_gating; + } } flush_work(&hba->eeh_work); @@ -8298,9 +8318,16 @@ static int ufshcd_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op) if (hba->clk_scaling.is_allowed) ufshcd_resume_clkscaling(hba); hba->clk_gating.is_suspended = false; + hba->dev_info.b_rpm_dev_flush_capable = false; ufshcd_release(hba); out: + if (hba->dev_info.b_rpm_dev_flush_capable) { + schedule_delayed_work(&hba->rpm_dev_flush_recheck_work, + msecs_to_jiffies(RPM_DEV_FLUSH_RECHECK_WORK_DELAY_MS)); + } + hba->pm_op_in_progress = 0; + if (ret) ufshcd_update_reg_hist(&hba->ufs_stats.suspend_err, (u32)ret); return ret; @@ -8389,6 +8416,11 @@ static int ufshcd_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op) /* Enable Auto-Hibernate if configured */ ufshcd_auto_hibern8_enable(hba); + if (hba->dev_info.b_rpm_dev_flush_capable) { + hba->dev_info.b_rpm_dev_flush_capable = false; + cancel_delayed_work(&hba->rpm_dev_flush_recheck_work); + } + /* Schedule clock gating in case of no access to UFS device yet */ ufshcd_release(hba); @@ -8862,6 +8894,9 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) UFS_SLEEP_PWR_MODE, UIC_LINK_HIBERN8_STATE); + INIT_DELAYED_WORK(&hba->rpm_dev_flush_recheck_work, + ufshcd_rpm_dev_flush_recheck_work); + /* Set the default auto-hiberate idle timer value to 150 ms */ if (ufshcd_is_auto_hibern8_supported(hba) && !hba->ahit) { hba->ahit = FIELD_PREP(UFSHCI_AHIBERN8_TIMER_MASK, 150) | diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 9acaeaf94d29..bf97d616e597 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -745,6 +745,7 @@ struct ufs_hba { struct request_queue *bsg_queue; bool wb_buf_flush_enabled; bool wb_enabled; + struct delayed_work rpm_dev_flush_recheck_work; }; /* Returns true if clocks can be gated. Otherwise false */