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Commit 2b21ef0a authored by Tejun Heo's avatar Tejun Heo
Browse files

ahci: disable MSI on SAMSUNG 0xa800 SSD 



Just like 0x1600 which got blacklisted by 66a7cbc3 ("ahci: disable
MSI instead of NCQ on Samsung pci-e SSDs on macbooks"), 0xa800 chokes
on NCQ commands if MSI is enabled.  Disable MSI.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Reported-by: default avatarDominik Mierzejewski <dominik@greysector.net>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=89171
Cc: stable@vger.kernel.org
parent aad0b624

drivers/ata/ahci.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -495,6 +495,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { 
	 * enabled.  https://bugzilla.kernel.org/show_bug.cgi?id=60731

	 * enabled.  https://bugzilla.kernel.org/show_bug.cgi?id=60731

	 */

	 */

	{ PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi },

	{ PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi },

	{ PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi },





	/* Enmotus */

	/* Enmotus */

	{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },

	{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },