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authorTejun Heo <tj@kernel.org>2008-08-29 18:03:59 +0400
committerJeff Garzik <jgarzik@redhat.com>2008-09-08 20:15:30 +0400
commit17248461cb66103b87ff03bdee34aa61035cc93e (patch)
tree4681c26567c36af9e640fb2022c4f6d36dafb922 /drivers/ata
parent46c5784c8fa736c2bb42fe681189b86e99abdc2e (diff)
downloadlinux-17248461cb66103b87ff03bdee34aa61035cc93e.tar.xz
ahci: disable PMP for marvell ahcis
Marvell ahcis don't play nicely with PMPs. Disable it. Reported by KueiHuan Chen in the following thread. http://thread.gmane.org/gmane.linux.ide/33296 Signed-off-by: Tejun Heo <tj@kernel.org> Cc: KueiHuan Chen <kueihuan.chen@gmail.com> Cc: Mark Lord <mlord@pobox.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/ahci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index bce26ee3806e..66aa146bf4d8 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -420,7 +420,7 @@ static const struct ata_port_info ahci_port_info[] = {
/* board_ahci_mv */
{
AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI |
- AHCI_HFLAG_MV_PATA),
+ AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP),
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA,
.pio_mask = 0x1f, /* pio0-4 */