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General: do not use PCIe ASPM with Samsung 9b1 NVME

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Note: have a 128Gb 2030 NVME that returns read errors with Active State PM

Signed-off-by: Sven-Ola Tuecke <sven-ola@gmx.de>
This commit is contained in:
Sven-Ola Tuecke 2026-01-13 20:46:54 +01:00 committed by c0rnelius
parent d4c5fb249f
commit 0677c69089
1 changed files with 25 additions and 0 deletions
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25
patch/kernel/archive/spacemit-6.18/013-Disable-ASPM-L0-for-Samsung-PM9B1-NVME.patch Normal file
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@ -0,0 +1,25 @@
From d607c79928d55a6711273fd93b0acd7973702e47 Mon Sep 17 00:00:00 2001
From: Sven-Ola Tuecke <sven-ola@gmx.de>
Date: Tue, 13 Jan 2026 19:55:05 +0100
Subject: [PATCH] Disable ASPM L0 for Samsung PM9B1 NVME
Signed-off-by: Sven-Ola Tuecke <sven-ola@gmx.de>
---
drivers/pci/quirks.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index b9c252aa6..437a2de03 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2526,6 +2526,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ASMEDIA, 0x1080, quirk_disable_aspm_l0s_l
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_FREESCALE, 0x0451, quirk_disable_aspm_l0s_l1);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_PASEMI, 0xa002, quirk_disable_aspm_l0s_l1);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_HUAWEI, 0x1105, quirk_disable_aspm_l0s_l1);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SAMSUNG, 0xa80b, quirk_disable_aspm_l0s_l1);
/*
* Some Pericom PCIe-to-PCI bridges in reverse mode need the PCIe Retrain
--
2.34.1