From patchwork Thu Mar 12 13:23:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11434293 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 8B1926CA for ; Thu, 12 Mar 2020 13:34:49 +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 55C0C2071C for ; Thu, 12 Mar 2020 13:34:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gWRDgCRz"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Jh6a//8x" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 55C0C2071C 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=N5k/mpx+cw587CXz6Y9ZVK32Yav1iuOKGmkzj3FX66k=; b=gWRDgCRzCkIhki sTL/6Mke0lDlipWk2s/MnMSmY9PFPGPyu+NwiJLnQzMJdvOOX1SF9RQFL7UumeaAbDOIRwfMIf3Dx WDBjTU2ZHjgejIVKp5gNfedO9NbHJ+vmmOslpeT8JS542KIK6AB4yBkGt61pydfiNi/b92eMGK+PH ICWDSVD269acMVWfwH4bqRtWJJSEtWwyuL2d4FdTKkuMIEGMh+v6l8cDZpkZ46VGsu3XZ4IXfRH9Q OcjsGWVV5S+797IcKMTX+vmHErHTa4fd982DCcYUfvsQ8WMCmrF1r6BrFjIA0stwnG3UDoX4Ynq4S HGXOWeBWYnq426SKpLFw==; 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 1jCNz5-0006fC-1W; Thu, 12 Mar 2020 13:34:47 +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 1jCNyW-00068k-Ft; Thu, 12 Mar 2020 13:34:14 +0000 X-UUID: 35e2305d586549a8ac629e90b78f4014-20200312 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=TJOwfXCdxtKskhQqIq5Rx4gC5ikFILpJpMDFmmmJALg=; b=Jh6a//8x1NoJLq+RiSEgiUaLsW2tYqhl+a9nJbxkxYOdtGhA/MraDQOeFjVhK0c1m9hSLadxi8D3GCAdL+YumjTEZL5aN/jyuj2J+IBfEH+N2IxUa4ePQiicV4csxvftQYj1Uk8yv+IbjY3n0j6u9fU2RVA5zGctXegmMe5VV70=; X-UUID: 35e2305d586549a8ac629e90b78f4014-20200312 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 2105265368; Thu, 12 Mar 2020 05:34:08 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 12 Mar 2020 06:24:39 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 12 Mar 2020 21:21:03 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 12 Mar 2020 21:21:02 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v3 2/8] scsi: ufs: remove init_prefetch_data in struct ufs_hba Date: Thu, 12 Mar 2020 21:23:44 +0800 Message-ID: <20200312132350.18061-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200312132350.18061-1-stanley.chu@mediatek.com> References: <20200312132350.18061-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 5B748EC8B741F4CA0DA94897A506B5A45813883239713FCE4DF844E1C7F2E27E2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200312_063412_561707_04CDE7C5 X-CRM114-Status: UNSURE ( 8.71 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 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_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -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 0.0 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: Stanley Chu , 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, beanhuo@micron.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Struct init_prefetch_data currently is used privately in ufshcd_init_icc_levels(), thus it can be removed from struct ufs_hba. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufshcd.c | 15 ++++++--------- drivers/scsi/ufs/ufshcd.h | 11 ----------- 2 files changed, 6 insertions(+), 20 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 314e808b0d4e..b4988b9ee36c 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6501,6 +6501,7 @@ static void ufshcd_init_icc_levels(struct ufs_hba *hba) { int ret; int buff_len = hba->desc_size.pwr_desc; + u32 icc_level; u8 *desc_buf; desc_buf = kmalloc(buff_len, GFP_KERNEL); @@ -6516,21 +6517,17 @@ static void ufshcd_init_icc_levels(struct ufs_hba *hba) goto out; } - hba->init_prefetch_data.icc_level = - ufshcd_find_max_sup_active_icc_level(hba, - desc_buf, buff_len); - dev_dbg(hba->dev, "%s: setting icc_level 0x%x", - __func__, hba->init_prefetch_data.icc_level); + icc_level = + ufshcd_find_max_sup_active_icc_level(hba, desc_buf, buff_len); + dev_dbg(hba->dev, "%s: setting icc_level 0x%x", __func__, icc_level); ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_WRITE_ATTR, - QUERY_ATTR_IDN_ACTIVE_ICC_LVL, 0, 0, - &hba->init_prefetch_data.icc_level); + QUERY_ATTR_IDN_ACTIVE_ICC_LVL, 0, 0, &icc_level); if (ret) dev_err(hba->dev, "%s: Failed configuring bActiveICCLevel = %d ret = %d", - __func__, hba->init_prefetch_data.icc_level , ret); - + __func__, icc_level, ret); out: kfree(desc_buf); } diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 5c10777154fc..5cf79d2319a6 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -402,15 +402,6 @@ struct ufs_clk_scaling { bool is_suspended; }; -/** - * struct ufs_init_prefetch - contains data that is pre-fetched once during - * initialization - * @icc_level: icc level which was read during initialization - */ -struct ufs_init_prefetch { - u32 icc_level; -}; - #define UFS_ERR_REG_HIST_LENGTH 8 /** * struct ufs_err_reg_hist - keeps history of errors @@ -541,7 +532,6 @@ enum ufshcd_quirks { * @intr_mask: Interrupt Mask Bits * @ee_ctrl_mask: Exception event control mask * @is_powered: flag to check if HBA is powered - * @init_prefetch_data: data pre-fetched during initialization * @eh_work: Worker to handle UFS errors that require s/w attention * @eeh_work: Worker to handle exception events * @errors: HBA errors @@ -627,7 +617,6 @@ struct ufs_hba { u32 intr_mask; u16 ee_ctrl_mask; bool is_powered; - struct ufs_init_prefetch init_prefetch_data; /* Work Queues */ struct work_struct eh_work;