From patchwork Thu Mar 3 11:09:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathias Nyman X-Patchwork-Id: 12767318 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 641FDC4332F for ; Thu, 3 Mar 2022 11:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232649AbiCCLI3 (ORCPT ); Thu, 3 Mar 2022 06:08:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232651AbiCCLI2 (ORCPT ); Thu, 3 Mar 2022 06:08:28 -0500 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B28EF54FA3 for ; Thu, 3 Mar 2022 03:07:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1646305662; x=1677841662; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=eascq1DeoR3EyUxnIuH7kjEiV86srJGQixov3nOLtQA=; b=II/QPshN2HePtb0XNlsMLU2CZBQgbo73jM6Dk65pPNZhx4YsRi0h4Adz HhiWsPRbGQxrobRrf8U4EjSKDvOfiymnEMkZu7IJnqS2L9EP6M0GuTc1Z jr2D1BSgoiU/2dDce3MdPif0mR54rd0rJ6Y4RsjgMjiZwWVGxzolLHlGv uovd5GtuWNs5vOyNgnYdN1ZxA8SzXUeF5kGEZ8/FHdkesB6nFIGGub9og yzZcgVRKPFv32c1PjgIqH1+ITisMMWE4ttTyn8ynv5qQcztr5gfNtRMpR eCJR3ILV6CbziWxMtjoOTJpgIoeGA/WR4un1Y5fP1Aus9nguBOhC9aKIs A==; X-IronPort-AV: E=McAfee;i="6200,9189,10274"; a="251219913" X-IronPort-AV: E=Sophos;i="5.90,151,1643702400"; d="scan'208";a="251219913" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Mar 2022 03:07:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,151,1643702400"; d="scan'208";a="576452403" Received: from mattu-haswell.fi.intel.com ([10.237.72.199]) by orsmga001.jf.intel.com with ESMTP; 03 Mar 2022 03:07:40 -0800 From: Mathias Nyman To: Cc: , Linyu Yuan , Mathias Nyman Subject: [PATCH v2 7/9] usb: host: xhci: update hci_version operation in xhci_gen_setup() Date: Thu, 3 Mar 2022 13:09:01 +0200 Message-Id: <20220303110903.1662404-8-mathias.nyman@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220303110903.1662404-1-mathias.nyman@linux.intel.com> References: <20220303110903.1662404-1-mathias.nyman@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Linyu Yuan There is no need to store temperary value in hcc_params. Signed-off-by: Linyu Yuan Signed-off-by: Mathias Nyman --- drivers/usb/host/xhci.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 6b32f7e65d4c..e17eef88e5d7 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -5279,8 +5279,7 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) xhci->hcs_params1 = readl(&xhci->cap_regs->hcs_params1); xhci->hcs_params2 = readl(&xhci->cap_regs->hcs_params2); xhci->hcs_params3 = readl(&xhci->cap_regs->hcs_params3); - xhci->hcc_params = readl(&xhci->cap_regs->hc_capbase); - xhci->hci_version = HC_VERSION(xhci->hcc_params); + xhci->hci_version = HC_VERSION(readl(&xhci->cap_regs->hc_capbase)); xhci->hcc_params = readl(&xhci->cap_regs->hcc_params); if (xhci->hci_version > 0x100) xhci->hcc_params2 = readl(&xhci->cap_regs->hcc_params2);