From patchwork Wed Oct 13 15:16:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathias Nyman X-Patchwork-Id: 12556163 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5C4CC433EF for ; Wed, 13 Oct 2021 15:15:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9426960F21 for ; Wed, 13 Oct 2021 15:15:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229751AbhJMPR2 (ORCPT ); Wed, 13 Oct 2021 11:17:28 -0400 Received: from mga09.intel.com ([134.134.136.24]:19396 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229514AbhJMPR1 (ORCPT ); Wed, 13 Oct 2021 11:17:27 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10136"; a="227348224" X-IronPort-AV: E=Sophos;i="5.85,371,1624345200"; d="scan'208";a="227348224" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2021 08:15:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,371,1624345200"; d="scan'208";a="491504771" Received: from mattu-haswell.fi.intel.com ([10.237.72.199]) by orsmga008.jf.intel.com with ESMTP; 13 Oct 2021 08:15:21 -0700 From: Mathias Nyman To: Cc: , Nehal Bakulchandra Shah , Shyam Sundar S K , Mario Limonciello , Basavaraj Natikar , Mathias Nyman Subject: [PATCH 1/1] usb: xhci: Enable runtime-pm by default on AMD Yellow Carp platform Date: Wed, 13 Oct 2021 18:16:33 +0300 Message-Id: <20211013151633.67355-2-mathias.nyman@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211013151633.67355-1-mathias.nyman@linux.intel.com> References: <20211013151633.67355-1-mathias.nyman@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Nehal Bakulchandra Shah AMD's Yellow Carp platform supports runtime power management for XHCI Controllers, so enable the same by default for all XHCI Controllers. Signed-off-by: Nehal Bakulchandra Shah Reviewed-by: Shyam Sundar S K Reviewed-by: Mario Limonciello Reviewed-by: Basavaraj Natikar Signed-off-by: Mathias Nyman --- drivers/usb/host/xhci-pci.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 2c9f25ca8edd..0e571d6af2ab 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -69,6 +69,12 @@ #define PCI_DEVICE_ID_ASMEDIA_1142_XHCI 0x1242 #define PCI_DEVICE_ID_ASMEDIA_2142_XHCI 0x2142 #define PCI_DEVICE_ID_ASMEDIA_3242_XHCI 0x3242 +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 0x161a +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 0x161b +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 0x161d +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 0x161e +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 0x15d6 +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 0x15d7 static const char hcd_name[] = "xhci_hcd"; @@ -313,6 +319,15 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4)) xhci->quirks |= XHCI_NO_SOFT_RETRY; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + (pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6)) + xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; + if (xhci->quirks & XHCI_RESET_ON_RESUME) xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "QUIRK: Resetting on resume");