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| author | Tejun Heo <tj@kernel.org> | 2014-12-04 13:13:28 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-12-16 09:09:42 -0800 |
| commit | 7d1da805838186a88316ef3b08df458b1acd6296 (patch) | |
| tree | 7ac2467ec993ddd1121af8e1d887ed9029cd7e61 /drivers | |
| parent | 4c2098f864b10dbb018ae82d50ffa0dfb0928175 (diff) | |
| download | lwn-7d1da805838186a88316ef3b08df458b1acd6296.tar.gz lwn-7d1da805838186a88316ef3b08df458b1acd6296.zip | |
ahci: disable MSI on SAMSUNG 0xa800 SSD
commit 2b21ef0aae65f22f5ba86b13c4588f6f0c2dbefb upstream.
Just like 0x1600 which got blacklisted by 66a7cbc303f4 ("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: Tejun Heo <tj@kernel.org>
Reported-by: Dominik Mierzejewski <dominik@greysector.net>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=89171
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ata/ahci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index e19752634b2a..9064a2f2760c 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -494,6 +494,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { * enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731 */ { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi }, + { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi }, /* Enmotus */ { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, |