Commit 7f991e3f authored by Alan Cui's avatar Alan Cui Committed by Keith Busch
Browse files

nvme: add quirk NVME_QUIRK_IGNORE_DEV_SUBNQN for 144d:a808 (Samsung PM981/983/970 EVO Plus ) 



The firmware for Samsung 970 Evo Plus / PM981 / PM983 does not support SUBNQN.
Make quirks to suppress warnings.

# nvme id-ctrl /dev/nvme1n1
NVME Identify Controller:
vid       : 0x144d
ssvid     : 0x144d
sn        : ***
mn        : Samsung SSD 970 EVO Plus 500GB
fr        : 2B2QEXM7

mcdqpc    : 0
subnqn    :
ioccsz    : 0

Signed-off-by: default avatarAlan Cui <me@alancui.cc>
Signed-off-by: default avatarKeith Busch <kbusch@kernel.org>
parent 5293a888

drivers/nvme/host/pci.c

+2 −0
Original line number Diff line number Diff line
@@ -4102,6 +4102,8 @@ static const struct pci_device_id nvme_id_table[] = { 
		.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },

	{ PCI_DEVICE(0x1c5f, 0x0540),	/* Memblaze Pblaze4 adapter */

		.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },

	{ PCI_DEVICE(0x144d, 0xa808),	/* Samsung PM981/983 */

		.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },

	{ PCI_DEVICE(0x144d, 0xa821),   /* Samsung PM1725 */

		.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },

	{ PCI_DEVICE(0x144d, 0xa822),   /* Samsung PM1725a */