[PATCH] nvme-pci: Add TUXEDO IBS Gen8 to Samsung sleep quirk

Werner Sembach wse at tuxedocomputers.com
Tue Sep 16 09:49:48 PDT 2025


Am 25.08.25 um 18:07 schrieb Werner Sembach:
> Hi
>
> Am 01.07.25 um 22:55 schrieb Werner Sembach:
>> From: Georg Gottleuber <ggo at tuxedocomputers.com>
>>
>> On the TUXEDO InfinityBook S Gen8, a Samsung 990 Evo NVMe leads to
>> a high power consumption in s2idle sleep (3.5 watts).
>>
>> This patch applies 'Force No Simple Suspend' quirk to achieve a sleep with
>> a lower power consumption, typically around 1 watts.
>>
>> Signed-off-by: Georg Gottleuber <ggo at tuxedocomputers.com>
>> Signed-off-by: Werner Sembach <wse at tuxedocomputers.com>
>> Cc: stable at vger.kernel.org
> gentle bump for this not to be forgotten
bump again
>> ---
>>   drivers/nvme/host/pci.c | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
>> index 8ff12e415cb5d..d677080e67d33 100644
>> --- a/drivers/nvme/host/pci.c
>> +++ b/drivers/nvme/host/pci.c
>> @@ -3198,10 +3198,12 @@ static unsigned long 
>> check_vendor_combination_bug(struct pci_dev *pdev)
>>            * Exclude Samsung 990 Evo from NVME_QUIRK_SIMPLE_SUSPEND
>>            * because of high power consumption (> 2 Watt) in s2idle
>>            * sleep. Only some boards with Intel CPU are affected.
>> +         * (Note for testing: Samsung 990 Evo Plus has same PCI ID)
>>            */
>>           if (dmi_match(DMI_BOARD_NAME, "DN50Z-140HC-YD") ||
>>               dmi_match(DMI_BOARD_NAME, "GMxPXxx") ||
>>               dmi_match(DMI_BOARD_NAME, "GXxMRXx") ||
>> +            dmi_match(DMI_BOARD_NAME, "NS5X_NS7XAU") ||
>>               dmi_match(DMI_BOARD_NAME, "PH4PG31") ||
>>               dmi_match(DMI_BOARD_NAME, "PH4PRX1_PH6PRX1") ||
>>               dmi_match(DMI_BOARD_NAME, "PH6PG01_PH6PG71"))



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