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=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 01550C41537 for ; Tue, 24 Aug 2021 17:04:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA7BA6138B for ; Tue, 24 Aug 2021 17:04:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239679AbhHXREi (ORCPT ); Tue, 24 Aug 2021 13:04:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:39568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233901AbhHXRBc (ORCPT ); Tue, 24 Aug 2021 13:01:32 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9B5FF61373; Tue, 24 Aug 2021 16:58:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1629824281; bh=uPSK5cAg2dn8qjPBEuP++tJA9KcCWwUiyjEAwDzOVTs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GZO0VLNu+xTe602vC9QXkRq2y6+DkdyEKp0//oJlihswZR9y1KWRaNi8//xNnUOrQ TN/PLQ/UqZg1SCgk3/CrVd99XMcgiTeVC9ZA6bGR4xMulpIJgSTugpm0vGSOWDLALD TGbo37O5qtKD0j2mEu57s71RUoerfZ+MEMz3P49VE06mxVHVm1ZF0aEFii+dudOC/l UwUAkacH3T/zcgjm9u5QHGp0Fp5tghUKjaWnebf3Qoss1JfEvqhGg7uGW2TkgORGNp b5BCGWPAG9eD9qH7Iu0c54aVz+XwnQ1P2Lm2yb3YWGJBHsl24gE/EEu8xDyv+nAEsT 3QSOV6LbtV72A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Marcin Bachry , Alex Deucher , Bjorn Helgaas , Mario Limonciello , Prike Liang , Shyam Sundar S K , Sasha Levin Subject: [PATCH 5.13 116/127] PCI: Increase D3 delay for AMD Renoir/Cezanne XHCI Date: Tue, 24 Aug 2021 12:55:56 -0400 Message-Id: <20210824165607.709387-117-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210824165607.709387-1-sashal@kernel.org> References: <20210824165607.709387-1-sashal@kernel.org> MIME-Version: 1.0 X-KernelTest-Patch: http://kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.13.13-rc1.gz X-KernelTest-Tree: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git X-KernelTest-Branch: linux-5.13.y X-KernelTest-Patches: git://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git X-KernelTest-Version: 5.13.13-rc1 X-KernelTest-Deadline: 2021-08-26T16:55+00:00 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marcin Bachry [ Upstream commit e0bff43220925b7e527f9d3bc9f5c624177c959e ] The Renoir XHCI controller apparently doesn't resume reliably with the standard D3hot-to-D0 delay. Increase it to 20ms. [Alex: I talked to the AMD USB hardware team and the AMD Windows team and they are not aware of any HW errata or specific issues. The HW works fine in Windows. I was told Windows uses a rather generous default delay of 100ms for PCI state transitions.] Link: https://lore.kernel.org/r/20210722025858.220064-1-alexander.deucher@amd.com Signed-off-by: Marcin Bachry Signed-off-by: Alex Deucher Signed-off-by: Bjorn Helgaas Cc: stable@vger.kernel.org Cc: Mario Limonciello Cc: Prike Liang Cc: Shyam Sundar S K Signed-off-by: Sasha Levin --- drivers/pci/quirks.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 6d74386eadc2..ab3de1551b50 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1900,6 +1900,7 @@ static void quirk_ryzen_xhci_d3hot(struct pci_dev *dev) } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x15e0, quirk_ryzen_xhci_d3hot); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x15e1, quirk_ryzen_xhci_d3hot); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x1639, quirk_ryzen_xhci_d3hot); #ifdef CONFIG_X86_IO_APIC static int dmi_disable_ioapicreroute(const struct dmi_system_id *d) -- 2.30.2