Commit d2f9c061 authored by Maciej Rutecki's avatar Maciej Rutecki Committed by Jeff Garzik

ahci: Blacklist HP Compaq 6720s that spins off disks during ACPI power off

Blacklist HP Compaq 6720s so that it doesn't play a "spin down,
spin up, spin down" ping-pong with the hard disk during system
power off.
Signed-off-by: default avatarMaciej Rutecki <maciej.rutecki@gmail.com>
Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent 70f8b79c
...@@ -2565,6 +2565,15 @@ static bool ahci_broken_system_poweroff(struct pci_dev *pdev) ...@@ -2565,6 +2565,15 @@ static bool ahci_broken_system_poweroff(struct pci_dev *pdev)
/* PCI slot number of the controller */ /* PCI slot number of the controller */
.driver_data = (void *)0x1FUL, .driver_data = (void *)0x1FUL,
}, },
{
.ident = "HP Compaq 6720s",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"),
},
/* PCI slot number of the controller */
.driver_data = (void *)0x1FUL,
},
{ } /* terminate list */ { } /* terminate list */
}; };
......
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