From nobody Sun Feb 8 11:40:45 2026 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 022E0C77B7A for ; Thu, 25 May 2023 08:36:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240198AbjEYIgf (ORCPT ); Thu, 25 May 2023 04:36:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59150 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240167AbjEYIgL (ORCPT ); Thu, 25 May 2023 04:36:11 -0400 Received: from mail-pf1-x429.google.com (mail-pf1-x429.google.com [IPv6:2607:f8b0:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F0BFC171F; Thu, 25 May 2023 01:35:40 -0700 (PDT) Received: by mail-pf1-x429.google.com with SMTP id d2e1a72fcca58-64d604cc0aaso1512572b3a.2; Thu, 25 May 2023 01:35:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1685003722; x=1687595722; h=message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=XwxYuZAaDrbWvA6fNvvfa3UTwfQ09LwU2WlVlYLVfbE=; b=OI4KQNs0Vu1mrj91oIqkWUzpeXRr0QJ9eEwkadPD2CL2y6GsKvDqvnbWBpG3CNT4Dn r9iDQyKXs1IBFmRDsad/RRGqhQrI2g93M1m0fy/jEMKkJkxb2wHpzUHPaU2q+5RwsDni F3arDPu3mhEBTz5Tfs6YjoPtW9TkCVF/CG0xnJh4P/5WEO0t1W4hlU0MNQLYbTjLhSgP j9gOCSCRTaoXmOib23ugSq1IaY+NVgf8uZUPrSAcpNjz0dNouMuDyff1+Ty41IblF2sW JwcqJvBsYOE3I9zHc2mmIl/MGAwFO/D4RdtL3rNrSLF+dqAqyvamQt4BEEhTJ21wLqfs /J1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685003722; x=1687595722; h=message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XwxYuZAaDrbWvA6fNvvfa3UTwfQ09LwU2WlVlYLVfbE=; b=M0b4W+6HnhSf0etHKyD5B5xFZGgH3dduzkhmHY7akUw7utbnTkHtCgeeLfNxXAKJOn gJtjs8nJWCBEXIwn3TM7JS5uOu0IHI2x/Q/e68C32B5tBI7mBk/O7vPFUy9bpq7MAI8c T8EojQ7gXf/mXq3xvWwMyJcajpvj7UuUMbhfFfNCwyQg8AquS4vcfmSNnrF7sQWPnpRi p+3ICwfDCt7nbIFNYpWfm/Bc9oZH9iyGf5XyZ/kAlJ1c4PGYNpgxjd+52hBrRf+EvTiW 6vdLkJ72FcjKrZpeWvQmjdDxEfLFENa1gYVlBlJnHlnZwG2m34lsMu/xIP8ot2zTQVR4 JYjw== X-Gm-Message-State: AC+VfDx/F2nmLnGZatmLxwc/RM+0+ZT+CuBVD7AzCLm6pHNSowNE+H5M nDGRAYuYViz1xsFp+7oa1C5a02ewCt0= X-Google-Smtp-Source: ACHHUZ4+5SxtRm9CgY7J+ueqXlkL6tT7R6vQIICSqjLkt0XTKenkbef6qa/gd03b1V7gqjhSk0CDxA== X-Received: by 2002:a05:6a00:2d09:b0:64f:4019:ec5b with SMTP id fa9-20020a056a002d0900b0064f4019ec5bmr9014927pfb.7.1685003722494; Thu, 25 May 2023 01:35:22 -0700 (PDT) Received: from localhost.localdomain (2001-b400-e2ae-cfb3-c8e7-b613-8fc3-c8f3.emome-ip6.hinet.net. [2001:b400:e2ae:cfb3:c8e7:b613:8fc3:c8f3]) by smtp.gmail.com with ESMTPSA id x7-20020a056a00270700b0062bc045bf4fsm747951pfv.19.2023.05.25.01.35.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 May 2023 01:35:21 -0700 (PDT) From: Owen Yang To: LKML Cc: Bob Moragues , Abner Yen , Doug Anderson , Matthias Kaehlcke , Stephen Boyd , Harvey , Gavin Lee , Owen Yang , Bjorn Helgaas , linux-pci@vger.kernel.org Subject: [PATCH v1] drivers: pci: quirks: Add suspend fixup for SSD on sc7280 Date: Thu, 25 May 2023 16:35:12 +0800 Message-Id: <20230525163448.v1.1.Id388e4e2aa48fc56f9cd2d413aabd461ff81d615@changeid> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Implement this workaround until Qualcomm fixed the correct NVMe suspend process. Signed-off-by: Owen Yang --- drivers/pci/quirks.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index f4e2a88729fd..b57876dc2624 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5945,6 +5945,16 @@ static void nvidia_ion_ahci_fixup(struct pci_dev *pd= ev) } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x0ab8, nvidia_ion_ahci_fixu= p); =20 +/* In Qualcomm 7c gen 3 sc7280 platform. Some of the SSD won't enter + * the correct ASPM state properly. Therefore. Implement this workaround + * until Qualcomm fixed the correct NVMe suspend process*/ +static void phison_suspend_fixup(struct pci_dev *pdev) +{ + msleep(30); +} +DECLARE_PCI_FIXUP_SUSPEND(0x1987, 0x5013, phison_suspend_fixup); +DECLARE_PCI_FIXUP_SUSPEND(0x1987, 0x5015, phison_suspend_fixup); + static void rom_bar_overlap_defect(struct pci_dev *dev) { pci_info(dev, "working around ROM BAR overlap defect\n"); --=20 2.17.1