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Commit 1b549dcb authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
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ahci: Gigabyte GA-MA69VM-S2 can't do 64bit DMA



Gigabyte GA-MA69VM-S2 can't do 64bit DMA either.  It's yet unknown
whether recent BIOS fixes the problem.  Blacklist regardless of BIOS
revisions for now.

Sandor Bodo-Merle reported and provided the initial patch for this
issue.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Reported-by: default avatarSandor Bodo-Merle <sbodomerle@gmail.com>
Cc: Shane Huang <shane.huang@amd.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent 03d783bf
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+16 −0
Original line number Diff line number Diff line
@@ -2668,6 +2668,22 @@ static bool ahci_sb600_32bit_only(struct pci_dev *pdev)
			},
			.driver_data = "20071026",	/* yyyymmdd */
		},
		/*
		 * It's yet unknown whether more recent BIOS fixes the
		 * problem.  Blacklist the whole board for the time
		 * being.  Please read the following thread for more
		 * info.
		 *
		 * http://thread.gmane.org/gmane.linux.ide/42326
		 */
		{
			.ident = "Gigabyte GA-MA69VM-S2",
			.matches = {
				DMI_MATCH(DMI_BOARD_VENDOR,
					  "Gigabyte Technology Co., Ltd."),
				DMI_MATCH(DMI_BOARD_NAME, "GA-MA69VM-S2"),
			},
		},
		{ }
	};
	const struct dmi_system_id *match;