From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 554B5C433B4 for ; Mon, 17 May 2021 14:49:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3A43460C41 for ; Mon, 17 May 2021 14:49:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242173AbhEQOuC (ORCPT ); Mon, 17 May 2021 10:50:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:52916 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241041AbhEQOnM (ORCPT ); Mon, 17 May 2021 10:43:12 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 54F0361414; Mon, 17 May 2021 14:19:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1621261183; bh=nLZfFLfIMSjb7iPWswJhagxZlOp3+CzraNRrZ9kLpAQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NOChc3lR4XdYhz8kvXvyzYIzR0eJxgNHtIMcve35BMVfnAbt9OukS3z1kWmxOgfp1 UvgM/GaY6B/Df+SsYYe1FH/JKf0ybYsaXUU5/jKehkMCKZCSQVX5ntZNbGYcTV+1u8 Of8Q9KE51/L+DZUssCo4wELkjaW0atvMTrGhxLek= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Abhijeet Rao , "Nikunj A. Dadhania" , Azhar Shaikh , Mathias Nyman Subject: [PATCH 5.12 319/363] xhci-pci: Allow host runtime PM as default for Intel Alder Lake xHCI Date: Mon, 17 May 2021 16:03:05 +0200 Message-Id: <20210517140313.390751952@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210517140302.508966430@linuxfoundation.org> References: <20210517140302.508966430@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Abhijeet Rao commit b813511135e8b84fa741afdfbab4937919100bef upstream. In the same way as Intel Tiger Lake TCSS (Type-C Subsystem) the Alder Lake TCSS xHCI needs to be runtime suspended whenever possible to allow the TCSS hardware block to enter D3cold and thus save energy. Cc: stable@vger.kernel.org Signed-off-by: Abhijeet Rao Signed-off-by: Nikunj A. Dadhania Signed-off-by: Azhar Shaikh Signed-off-by: Mathias Nyman Link: https://lore.kernel.org/r/20210512080816.866037-2-mathias.nyman@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci-pci.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -57,6 +57,7 @@ #define PCI_DEVICE_ID_INTEL_CML_XHCI 0xa3af #define PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI 0x9a13 #define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138 +#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 #define PCI_DEVICE_ID_AMD_PROMONTORYA_3 0x43ba @@ -243,7 +244,8 @@ static void xhci_pci_quirks(struct devic pdev->device == PCI_DEVICE_ID_INTEL_TITAN_RIDGE_DD_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_ICE_LAKE_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI || - pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI)) + pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI || + pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI)) xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; if (pdev->vendor == PCI_VENDOR_ID_ETRON &&